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064c2a93381fd06b5407c673665d76799afc7127
bare-operating-system/packages/bare-os-seeder/kernel/bin/baretop
T
Raven Scott ca77803198 Replace single-line truncation with bareTopWrapLine for scalars and 
bareTopFlattenLimited (multi-line, wider budget) for object/array values.
Narrow key column slightly to give more width to values; regenerate bundles.
2026-04-21 19:13:38 -04:00

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/* BARE_OS_BIN_API 1.0.0 — bump when staged /bin script semantics change (see developer guide). */
/** Shared helpers for drive-resident /bin scripts (prepended before each command). */
function bareStdin(ctx) {
return typeof ctx.shellStdin === 'string' ? ctx.shellStdin : ''
}
/** @param {number} mode @param {'file' | 'directory' | 'symlink'} type */
function bareFormatModeString(mode, type) {
const typeChar = type === 'directory' ? 'd' : type === 'symlink' ? 'l' : '-'
const perm = mode & 0o777
const r = (bit) => (perm & bit ? 'r' : '-')
const w = (bit) => (perm & bit ? 'w' : '-')
const x = (bit) => (perm & bit ? 'x' : '-')
return (
typeChar +
r(0o400) +
w(0o200) +
x(0o100) +
r(0o040) +
w(0o020) +
x(0o010) +
r(0o004) +
w(0o002) +
x(0o001)
)
}
/** @param {number} mtimeMs @param {number} [nowMs] */
function bareFormatLsMtime(mtimeMs, nowMs) {
const now = nowMs != null ? nowMs : Date.now()
const d = new Date(mtimeMs)
const months = [
'Jan',
'Feb',
'Mar',
'Apr',
'May',
'Jun',
'Jul',
'Aug',
'Sep',
'Oct',
'Nov',
'Dec'
]
const mon = months[d.getMonth()]
const day = String(d.getDate()).padStart(2, ' ')
const sixMo = 180 * 24 * 3600 * 1000
if (Math.abs(now - mtimeMs) > sixMo) {
const yr = String(d.getFullYear()).padStart(4, ' ')
return mon + ' ' + day + ' ' + yr
}
const hh = String(d.getHours()).padStart(2, '0')
const mm = String(d.getMinutes()).padStart(2, '0')
return mon + ' ' + day + ' ' + hh + ':' + mm
}
/** @param {number} size */
function barePosixBlocks(size) {
return Math.ceil(Number(size) / 512) || 0
}
/**
* Raw stdout for NUL/binary when **`process.stdout.write`** is missing.
* If **`ctx.bareOsBinWrite(Uint8Array|string)`** is set (tests / host), use it.
* @param {Record<string, unknown>} ctx
* @param {string | Uint8Array} chunk
* @returns {boolean}
*/
function bareOsEmitRaw(ctx, chunk) {
if (typeof ctx.bareOsBinWrite === 'function') {
const b4 = ctx.b4a
const u8 =
typeof chunk === 'string'
? b4 && typeof b4.from === 'function'
? b4.from(chunk)
: new TextEncoder().encode(chunk)
: chunk
ctx.bareOsBinWrite(u8 instanceof Uint8Array ? u8 : new Uint8Array(u8))
return true
}
const w = globalThis.process?.stdout?.write
if (typeof w === 'function') {
w.call(globalThis.process.stdout, chunk)
return true
}
return false
}
/** ANSI helpers for /bin/edit (preamble; no import in src). */
const EDIT_ANSI_RESET = '\x1b[0m'
/**
* @param {Record<string, unknown>} [ctx]
* @returns {import('stream').Writable | undefined}
*/
function bareEditResolveStdout(ctx) {
if (!ctx || typeof ctx !== 'object') return globalThis.process?.stdout
const c = /** @type {{ replStdout?: unknown, stdout?: unknown }} */ (ctx)
const out = c.replStdout || c.stdout || globalThis.process?.stdout
return /** @type {import('stream').Writable | undefined} */ (out)
}
/**
* @param {Record<string, unknown>} [ctx]
*/
function bareEditUseColor(ctx) {
const env =
ctx && typeof ctx === 'object' && ctx.env && typeof ctx.env === 'object'
? /** @type {Record<string, string>} */ (ctx.env)
: {}
if (env.NO_COLOR != null && String(env.NO_COLOR) !== '') return false
const out = bareEditResolveStdout(ctx)
return Boolean(out && /** @type {{ isTTY?: boolean }} */ (out).isTTY)
}
/**
* @param {'keyword'|'string'|'comment'|'number'|'status'|'inverse'|'dim'} cls
* @param {boolean} on
*/
function bareEditSgr(cls, on) {
if (!on) return ''
switch (cls) {
case 'keyword':
return '\x1b[36m'
case 'string':
return '\x1b[32m'
case 'comment':
return '\x1b[90m'
case 'number':
return '\x1b[33m'
case 'status':
return '\x1b[44m\x1b[97m'
case 'inverse':
return '\x1b[7m'
case 'dim':
return '\x1b[2m'
default:
return ''
}
}
/**
* @param {string} fullLine
* @param {Array<{ start: number, end: number, cls: string }>} spans offsets into fullLine
* @param {number} visStart first column (0-based)
* @param {number} maxLen max code units to show
* @param {boolean} useColor
*/
function bareEditPaintLineWindow(fullLine, spans, visStart, maxLen, useColor) {
const slice = fullLine.slice(visStart, visStart + maxLen)
if (!useColor) return slice
const n = slice.length
const relSpans = spans
.map((s) => ({
start: Math.max(0, s.start - visStart),
end: Math.min(n, s.end - visStart),
cls: s.cls
}))
.filter((s) => s.end > 0 && s.start < n)
.sort((a, b) => a.start - b.start)
let out = ''
let pos = 0
for (const sp of relSpans) {
if (sp.start > pos) out += slice.slice(pos, sp.start)
out +=
bareEditSgr(/** @type {'keyword'} */ (sp.cls), true) +
slice.slice(sp.start, sp.end) +
EDIT_ANSI_RESET
pos = sp.end
}
if (pos < n) out += slice.slice(pos)
return out
}
/**
* Move cursor (1-based row/col, DEC origin). Clamp to sane bounds for escape parsing.
* @param {number} row1
* @param {number} col1
*/
function bareEditCup(row1, col1) {
const r = Math.max(1, Math.min(Math.floor(row1), 9999))
const c = Math.max(1, Math.min(Math.floor(col1), 9999))
return '\x1b[' + r + ';' + c + 'H'
}
/** TTY key parsing for /bin/edit: consume one logical key from a mutable byte queue. */
/**
* @param {number} b1
*/
function bareEditUtf8TrailCount(b1) {
if (b1 >= 0xc0 && b1 < 0xe0) return 1
if (b1 >= 0xe0 && b1 < 0xf0) return 2
if (b1 >= 0xf0) return 3
return 0
}
/**
* @param {number[]} bytes
*/
function bareEditUtf8DecodeKey(bytes) {
try {
const u = new Uint8Array(bytes)
if (typeof TextDecoder !== 'undefined') {
return new TextDecoder('utf-8', { fatal: false }).decode(u)
}
} catch {
/* fall through */
}
let s = ''
for (const b of bytes) s += String.fromCharCode(b)
return s
}
/**
* @param {string} seq CSI payload after ESC [, including final byte (e.g. "A", "1;5A", "3~")
*/
function bareEditCsiToEvent(seq) {
if (seq === '3~') return { type: 'ctrl', code: 'delete' }
if (seq === '5~') return { type: 'nav', key: 'pageup' }
if (seq === '6~') return { type: 'nav', key: 'pagedown' }
const last = seq.charAt(seq.length - 1)
if (last === '~') {
if (seq === '1~' || seq === '7~') return { type: 'nav', key: 'home' }
if (seq === '4~' || seq === '8~') return { type: 'nav', key: 'end' }
const tildeNum = /^(\d+)~$/.exec(seq)
if (tildeNum) {
const n = parseInt(tildeNum[1], 10)
const fnMap = {
11: 1,
12: 2,
13: 3,
14: 4,
15: 5,
17: 6,
18: 7,
19: 8,
20: 9,
21: 10,
23: 11,
24: 12
}
if (fnMap[n] != null) return { type: 'fn', n: fnMap[n] }
}
return { type: 'unknown' }
}
if (last === 'Z') return { type: 'nav', key: 'stab' }
if (last === 'A' || last === 'B' || last === 'C' || last === 'D') {
const map = { A: 'up', B: 'down', C: 'right', D: 'left' }
return { type: 'nav', key: map[last] }
}
if (last === 'H') return { type: 'nav', key: 'home' }
if (last === 'F') return { type: 'nav', key: 'end' }
return { type: 'unknown' }
}
/**
* @param {number} b3 byte after ESC O
*/
function bareEditSs3ToEvent(b3) {
if (b3 === 72) return { type: 'nav', key: 'home' }
if (b3 === 70) return { type: 'nav', key: 'end' }
if (b3 === 65) return { type: 'nav', key: 'up' }
if (b3 === 66) return { type: 'nav', key: 'down' }
if (b3 === 67) return { type: 'nav', key: 'right' }
if (b3 === 68) return { type: 'nav', key: 'left' }
if (b3 === 80) return { type: 'fn', n: 1 }
if (b3 === 81) return { type: 'fn', n: 2 }
if (b3 === 82) return { type: 'fn', n: 3 }
if (b3 === 83) return { type: 'fn', n: 4 }
return { type: 'unknown' }
}
/** ESC [ 200 ~ */
const BARE_EDIT_BRACKET_PASTE_START = [27, 91, 50, 48, 48, 126]
/** ESC [ 201 ~ */
const BARE_EDIT_BRACKET_PASTE_END = [27, 91, 50, 48, 49, 126]
/**
* @param {number[]} q
* @param {number[]} prefix
*/
function bareEditStartsWithBytes(q, prefix) {
if (q.length < prefix.length) return false
for (let i = 0; i < prefix.length; i++) {
if (q[i] !== prefix[i]) return false
}
return true
}
/**
* True if q could still become BARE_EDIT_BRACKET_PASTE_START with more bytes.
* @param {number[]} q
*/
function bareEditCouldBeBracketPastePrefix(q) {
const pre = BARE_EDIT_BRACKET_PASTE_START
const n = Math.min(q.length, pre.length)
for (let i = 0; i < n; i++) {
if (q[i] !== pre[i]) return false
}
return true
}
/**
* @param {number[]} bytes
*/
function bareEditDecodePasteInner(bytes) {
try {
if (typeof TextDecoder !== 'undefined') {
return new TextDecoder('utf-8', { fatal: false }).decode(
new Uint8Array(bytes)
)
}
} catch {
/* fall through */
}
let s = ''
for (const b of bytes) s += String.fromCharCode(b)
return s
}
/**
* If queue begins with ESC [ 200 ~ but no closing ESC [ 201 ~ (stdin closed), return inner bytes as text.
* @param {number[]} q
* @returns {string|undefined}
*/
function bareEditFinalizeBracketedPasteOnEof(q) {
const SL = BARE_EDIT_BRACKET_PASTE_START.length
if (q.length >= SL && bareEditStartsWithBytes(q, BARE_EDIT_BRACKET_PASTE_START)) {
const inner = q.slice(SL)
q.length = 0
return bareEditDecodePasteInner(inner)
}
return undefined
}
/**
* xterm bracketed paste: ESC [ 200 ~ … ESC [ 201 ~
* @param {number[]} q mutable queue
* @returns {string|null|undefined} string if consumed; null if incomplete; undefined if not bracketed paste at front
*/
function bareEditTryConsumeBracketedPaste(q) {
const SL = BARE_EDIT_BRACKET_PASTE_START.length
const EL = BARE_EDIT_BRACKET_PASTE_END.length
if (!q.length) return undefined
if (q.length < SL) {
return bareEditCouldBeBracketPastePrefix(q) ? null : undefined
}
if (!bareEditStartsWithBytes(q, BARE_EDIT_BRACKET_PASTE_START)) {
return undefined
}
for (let i = SL; i <= q.length - EL; i++) {
let ok = true
for (let j = 0; j < EL; j++) {
if (q[i + j] !== BARE_EDIT_BRACKET_PASTE_END[j]) {
ok = false
break
}
}
if (ok) {
const inner = q.slice(SL, i)
q.splice(0, i + EL)
return bareEditDecodePasteInner(inner)
}
}
return null
}
/**
* @param {number[]} q mutable queue (front = index 0)
* @returns {Record<string, unknown> | null} null if more bytes needed
*/
function bareEditTryConsumeKey(q) {
if (!q.length) return null
const b1 = q[0]
if (b1 === 3) {
q.shift()
return { type: 'ctrl', code: 'interrupt' }
}
if (b1 === 8 || b1 === 127) {
q.shift()
return { type: 'ctrl', code: 'backspace' }
}
if (b1 === 13 || b1 === 10) {
q.shift()
return { type: 'key', ch: '\n' }
}
if (b1 === 9) {
q.shift()
return { type: 'key', ch: '\t' }
}
if (b1 === 27) {
if (q.length < 2) return null
const b2 = q[1]
if (b2 === 91) {
let i = 2
while (i < q.length) {
const b = q[i]
if (b >= 0x40 && b <= 0x7e) {
const seq = String.fromCharCode.apply(null, q.slice(2, i + 1))
q.splice(0, i + 1)
return bareEditCsiToEvent(seq)
}
i++
}
return null
}
if (b2 === 79) {
if (q.length < 3) return null
const b3 = q[2]
q.splice(0, 3)
return bareEditSs3ToEvent(b3)
}
q.splice(0, 2)
return { type: 'key', ch: String.fromCharCode(b2) }
}
if (b1 < 0x20) {
q.shift()
return { type: 'ctrl', code: b1 }
}
const need = bareEditUtf8TrailCount(b1)
if (q.length < 1 + need) return null
const chunk = q.splice(0, 1 + need)
return { type: 'key', ch: bareEditUtf8DecodeKey(chunk) }
}
/** Fetch /proc and ctx snapshots for /bin/baretop (preamble; no import). */
/** EWMA of last fetch wall time (ms); used when `BARE_TOP_FETCH_EWMA=1`. */
var bareTopFetchEwmaMs = -1
/**
* Keep in sync with `bareOsReadBareTopSnapshot` path list in packages/bare-os-booter/index.js
* @type {readonly [string, string][]}
*/
var BARE_TOP_SNAPSHOT_PROC_ENTRIES = [
['index', '/proc/bare_os/index.json'],
['version', '/proc/bare_os/version'],
['hostOs', '/proc/bare_os/host_os.json'],
['debug', '/proc/bare_os/debug.json'],
['sessionStats', '/proc/bare_os/session_stats'],
['quotas', '/proc/bare_os/quotas'],
['capabilitiesJson', '/proc/bare_os/capabilities.json'],
['capabilitiesNode', '/proc/bare_os/capabilities'],
['seedHandshake', '/proc/bare_os/seed_handshake'],
['bootstrap', '/proc/bare_os/bootstrap'],
['provenance', '/proc/bare_os/provenance'],
['snapshotHints', '/proc/bare_os/snapshot_hints.json'],
['stagingSlot', '/proc/bare_os/staging_slot'],
['peerHealth', '/proc/bare_os/peer_health'],
['pearIpc', '/proc/bare_os/pear_ipc.json'],
['pearIpcHealth', '/proc/bare_os/pear_ipc_health.json'],
['pearTrust', '/proc/bare_os/pear_trust.json'],
['replication', '/proc/bare_os/replication'],
['replicationBackpressure', '/proc/bare_os/replication_backpressure.json'],
['swarm', '/proc/bare_os/swarm'],
['syncWindow', '/proc/bare_os/sync_window.json'],
['clock', '/proc/bare_os/clock.json'],
['openssh', '/proc/bare_os/openssh.json'],
['hdmsHealth', '/proc/bare_os/hdms_health.json'],
['hdmsHints', '/proc/bare_os/hdms_hints.json'],
['dhtStatus', '/proc/bare_os/dht_status.json'],
['udxExtended', '/proc/bare_os/udx_extended.json'],
['ipcBackpressure', '/proc/bare_os/ipc_backpressure.json'],
['delegateRed', '/proc/bare_os/delegate_red.json'],
['gitDelegateStats', '/proc/bare_os/git_delegate_stats.json'],
['kernelProgram', '/proc/bare_os/kernel_program.json'],
['gitLfsPointerStats', '/proc/bare_os/git_lfs_pointer_stats.json'],
['workerBudget', '/proc/bare_os/worker_budget.json'],
['sandboxProfile', '/proc/bare_os/sandbox_profile.json'],
['rlimits', '/proc/bare_os/rlimits.json'],
['extensions', '/proc/bare_os/extensions.json'],
['initdDag', '/proc/bare_os/initd_dag.json'],
['bootGraph', '/proc/bare_os/boot_graph.json'],
[
'bootBudgetSummary',
'/proc/bare_os/boot_budget_summary.json'
],
['processTable', '/proc/bare_os/process_table.json'],
['syscalls', '/proc/bare_os/syscalls.json'],
['metricsProm', '/proc/bare_os/metrics.prom'],
['protomuxWire', '/proc/bare_os/protomux.json'],
['securityPosture', '/proc/bare_os/security_posture.json'],
['processIo', '/proc/bare_os/process_io.json'],
['processThreads', '/proc/bare_os/process_threads.json'],
['processMaps', '/proc/bare_os/process_maps.json']
]
/** Subset for BARE_TOP_SNAPSHOT_LITE=1 — keep keys subset of full list above. */
var BARE_TOP_SNAPSHOT_LITE_ENTRIES = [
['index', '/proc/bare_os/index.json'],
['version', '/proc/bare_os/version'],
['hostOs', '/proc/bare_os/host_os.json'],
['replication', '/proc/bare_os/replication'],
['swarm', '/proc/bare_os/swarm'],
['syncWindow', '/proc/bare_os/sync_window.json'],
['processTable', '/proc/bare_os/process_table.json'],
['snapshotHints', '/proc/bare_os/snapshot_hints.json']
]
/** @param {unknown} buf @param {unknown} b4a @returns {string} */
function bareTopBufToString(buf, b4a) {
if (buf == null) return ''
if (typeof buf === 'string') return buf
try {
if (b4a && typeof b4a.toString === 'function') return b4a.toString(buf)
} catch {
/* fall through */
}
try {
return new TextDecoder().decode(
buf instanceof Uint8Array ? buf : new Uint8Array(/** @type {ArrayLike<number>} */ (buf))
)
} catch {
return ''
}
}
/** @param {string} s @returns {unknown} */
function bareTopJsonParse(s) {
const t = String(s || '').trim()
if (!t) return null
try {
return JSON.parse(t)
} catch {
return null
}
}
/**
* @param {Record<string, unknown>} ctx
* @param {string} path
* @returns {Promise<string>}
*/
async function bareTopReadProc(ctx, path) {
const vfs = ctx.vfs
if (!vfs || typeof vfs.readFile !== 'function') return ''
try {
const buf = await vfs.readFile(path)
return bareTopBufToString(buf, ctx.b4a)
} catch {
return ''
}
}
/**
* @param {Record<string, unknown>} ctx
* @param {readonly [string, string][]} entries
* @param {number} concurrency
* @returns {Promise<Record<string, string>>}
*/
/**
* @param {Record<string, unknown>} ctx
* @param {readonly [string, string][]} entries
* @param {number} concurrency
* @param {string[] | null} [errPaths] push failed paths (optional)
*/
async function bareTopReadProcBatch(ctx, entries, concurrency, errPaths) {
/** @type {Record<string, string>} */
const out = {}
const vfs = ctx.vfs
const conc = Math.max(1, Math.min(16, concurrency | 0) || 6)
for (let i = 0; i < entries.length; i += conc) {
const slice = entries.slice(i, i + conc)
await Promise.all(
slice.map(async ([key, path]) => {
if (!vfs || typeof vfs.readFile !== 'function') {
out[key] = ''
return
}
try {
const buf = await vfs.readFile(path)
out[key] = bareTopBufToString(buf, ctx.b4a)
} catch {
out[key] = ''
if (errPaths) errPaths.push(path)
}
})
)
}
return out
}
/**
* @param {unknown} o
* @param {number} maxChars
* @returns {string}
*/
function bareTopTruncateJsonPretty(o, maxChars) {
const raw = JSON.stringify(o, null, 2)
if (raw.length <= maxChars) return raw
return raw.slice(0, Math.max(0, maxChars - 24)) + '\n… (truncated) …\n'
}
/** @param {number} n @returns {string} */
function bareTopFormatBytes(n) {
const x = Number(n)
if (!Number.isFinite(x) || x < 0) return '—'
if (x < 1024) return String(Math.floor(x)) + ' B'
if (x < 1048576) return (x / 1024).toFixed(1) + ' KiB'
if (x < 1073741824) return (x / 1048576).toFixed(1) + ' MiB'
return (x / 1073741824).toFixed(2) + ' GiB'
}
/** @param {number} ms @returns {string} */
function bareTopFormatDuration(ms) {
const x = Number(ms)
if (!Number.isFinite(x) || x < 0) return '—'
if (x < 1000) return String(Math.floor(x)) + ' ms'
if (x < 60000) return (x / 1000).toFixed(1) + ' s'
if (x < 3600000) return Math.floor(x / 60000) + ' m'
return (x / 3600000).toFixed(1) + ' h'
}
/**
* @param {Record<string, unknown> | null} m metrics live
* @param {number} peers
* @param {string | null | undefined} readErr optional snapshot read failure
* @returns {number} 0–100
*/
function bareTopHealthScore(m, peers, readErr) {
return bareTopHealthScoreDetail(m, peers, readErr).score
}
/**
* Subtractive score from 100 (penalty table):
* - read_err: -28
* - no_metrics: -22
* - delegate_inflight: capped combined from active keys (count>0) + total inflight sum; max -12
* - replication stall: -20 when stallHint is a fault token OR replicationStall===true;
* benign hints no_peers | length_unavailable | ok do not penalize (operational, not fault)
* - boot_cold exceeded: -12; boot_stdlib exceeded: -12
* - initd_readiness.failed: up to -18; kernel initd.unit_failed_final: up to -10
* - peer_mismatch (replication.peerCount vs metrics peers): -8 when both finite and |Δ|>2
* - peers_invalid (peers<0): -5
* @param {Record<string, unknown> | null} m
* @param {number} peers
* @param {string | null | undefined} readErr
* @returns {{ score: number, breakdown: string }}
*/
function bareTopHealthScoreDetail(m, peers, readErr) {
let score = 100
/** @type {string[]} */
const parts = ['base=100']
const errS = readErr != null ? String(readErr).trim() : ''
if (errS) {
const pen = 28
score -= pen
parts.push('read_err=-' + pen)
}
const live =
m && typeof m === 'object'
? /** @type {Record<string, unknown>} */ (m)
: null
if (!live) {
const pen = 22
score -= pen
parts.push('no_metrics=-' + pen)
} else {
const delI = live.delegateInflight
if (delI != null && typeof delI === 'object') {
const o = /** @type {Record<string, unknown>} */ (delI)
const keys = Object.keys(o)
let nActive = 0
let sum = 0
for (let i = 0; i < keys.length; i++) {
const v = Math.max(0, Number(o[keys[i]]) || 0)
sum += v
if (v > 0) nActive++
}
const penK = Math.min(10, nActive * 2)
const penS = Math.min(20, sum * 2)
const inflightCap = 12
const inflightTotal = Math.min(inflightCap, penK + penS)
if (inflightTotal > 0) {
score -= inflightTotal
parts.push(
'inflight_-' +
inflightTotal +
'(activeKinds=' +
nActive +
',sum=' +
sum +
')'
)
}
}
const rep =
live.replicationLive && typeof live.replicationLive === 'object'
? /** @type {Record<string, unknown>} */ (live.replicationLive)
: null
const stallExplicit =
rep && rep.replicationStall === true ? true : false
const hintRaw = rep && rep.stallHint
const benignStallHints = new Set([
'',
'ok',
'no_peers',
'length_unavailable',
'0',
'false',
'none',
'off',
'null',
'undefined'
])
if (stallExplicit) {
const pen = 20
score -= pen
parts.push('replication_stall_flag=-' + pen)
} else if (hintRaw != null) {
const hs = String(hintRaw).trim().toLowerCase()
if (hs && !benignStallHints.has(hs)) {
const pen = 20
score -= pen
parts.push('stall_hint=-' + pen + '(' + hs + ')')
}
}
const cold =
live.bootBudgetCold && typeof live.bootBudgetCold === 'object'
? /** @type {Record<string, unknown>} */ (live.bootBudgetCold)
: null
if (cold && cold.exceeded === true) {
score -= 12
parts.push('boot_cold=-12')
}
const std =
live.bootBudgetBareStdlib &&
typeof live.bootBudgetBareStdlib === 'object'
? /** @type {Record<string, unknown>} */ (live.bootBudgetBareStdlib)
: null
if (std && std.exceeded === true) {
score -= 12
parts.push('boot_stdlib=-12')
}
const ir = live.initdReadiness
if (ir && typeof ir === 'object') {
const failed = Number(/** @type {Record<string, unknown>} */ (ir).failed)
if (Number.isFinite(failed) && failed > 0) {
const pen = Math.min(18, failed * 6)
score -= pen
parts.push('initd_failed_' + failed + '=-' + pen)
}
}
const kc = live.kernelCounters
if (kc && typeof kc === 'object') {
const kf = Number(
/** @type {Record<string, unknown>} */ (kc)['initd.unit_failed_final']
)
if (Number.isFinite(kf) && kf > 0) {
const pen = Math.min(10, kf * 2)
score -= pen
parts.push('initd_kc_' + kf + '=-' + pen)
}
}
if (
rep &&
typeof rep.peerCount === 'number' &&
Number.isFinite(rep.peerCount) &&
rep.peerCount >= 0 &&
Number.isFinite(peers) &&
peers >= 0
) {
if (Math.abs(rep.peerCount - peers) > 2) {
score -= 8
parts.push('peer_mismatch=-8')
}
}
}
if (peers < 0) {
score -= 5
parts.push('peers_invalid=-5')
}
if (score < 0) score = 0
if (score > 100) score = 100
parts.push('=>' + score)
return { score, breakdown: parts.join(' ') }
}
/**
* @param {number} prev
* @param {number} value
* @param {number} alpha 0–1
* @returns {number}
*/
function bareTopEma(prev, value, alpha) {
const a = Math.min(1, Math.max(0, alpha))
return prev * (1 - a) + value * a
}
/**
* @param {Record<string, unknown>} ctx
* @param {Record<string, string>} files
* @param {string} key
* @returns {Record<string, unknown> | null}
*/
function bareTopParsedFile(files, key) {
const t = files[key]
if (!t) return null
const p = bareTopJsonParse(t)
return p && typeof p === 'object'
? /** @type {Record<string, unknown>} */ (p)
: null
}
/**
* @param {Record<string, unknown>} ctx
* @returns {Promise<Record<string, unknown>>}
*/
/** One coalesced operator frame; keep VFS read fan-out bounded (batch size + concurrency). */
async function bareTopFetchSnapshot(ctx, fetchOpts) {
const fetchStart = Date.now()
let readErr = null
const env =
ctx.env && typeof ctx.env === 'object'
? /** @type {Record<string, string>} */ (ctx.env)
: {}
const fo =
fetchOpts && typeof fetchOpts === 'object'
? /** @type {{ forceLite?: boolean }} */ (fetchOpts)
: null
const concRaw = parseInt(env.BARE_TOP_FETCH_CONCURRENCY || '8', 10)
const concurrency = Number.isFinite(concRaw) ? concRaw : 8
const fetchEwmaOn =
env.BARE_TOP_FETCH_EWMA === '1' || env.BARE_TOP_FETCH_EWMA === 'true'
const snapshotLite =
fo && fo.forceLite === true
? true
: env.BARE_TOP_SNAPSHOT_LITE === '1' ||
env.BARE_TOP_SNAPSHOT_LITE === 'true'
const procEntryList = snapshotLite
? BARE_TOP_SNAPSHOT_LITE_ENTRIES
: BARE_TOP_SNAPSHOT_PROC_ENTRIES
/** @type {Record<string, string>} */
let fileTexts = {}
let fastAtMs = 0
/** @type {Record<string, unknown> | null} */
let metricsLiveFromSnap = null
try {
if (typeof ctx.bareOsReadBareTopSnapshot === 'function') {
const r = await ctx.bareOsReadBareTopSnapshot(
snapshotLite ? { lite: true } : undefined
)
if (r && typeof r === 'object') {
const o = /** @type {Record<string, unknown>} */ (r)
const files = o.files
if (files && typeof files === 'object') {
for (const k of Object.keys(files)) {
const v = files[k]
if (typeof v === 'string') fileTexts[k] = v
}
}
const am = o.atMs
if (typeof am === 'number' && Number.isFinite(am)) fastAtMs = am
const mlRaw = o.metricsLiveText
if (typeof mlRaw === 'string' && mlRaw.trim()) {
const mp = bareTopJsonParse(mlRaw)
if (mp && typeof mp === 'object') {
metricsLiveFromSnap = /** @type {Record<string, unknown>} */ (mp)
}
}
}
}
} catch (e) {
readErr = (e && /** @type {{ message?: string }} */ (e).message) || String(e)
}
/** @type {string[]} */
const readErrPaths = []
if (Object.keys(fileTexts).length === 0) {
let useConc = concurrency
if (fetchEwmaOn && bareTopFetchEwmaMs >= 0) {
const e = bareTopFetchEwmaMs
if (e > 900) useConc = Math.max(2, concurrency - 3)
else if (e > 500) useConc = Math.max(2, concurrency - 2)
else if (e > 280) useConc = Math.max(2, concurrency - 1)
}
fileTexts = await bareTopReadProcBatch(
ctx,
procEntryList,
useConc,
readErrPaths
)
}
const atMs = fastAtMs || Date.now()
/** @type {Record<string, unknown> | null} */
let metricsLive = metricsLiveFromSnap
/** @type {Record<string, unknown> | null} */
let resources = null
/** @type {Record<string, unknown> | null} */
let features = null
/** @type {Record<string, unknown> | null} */
let netSummary = null
/** @type {unknown} */
let initdGraph = null
/** @type {Record<string, unknown> | null} */
let fairnessSnapshot = null
/** @type {unknown} */
let subprocessBridge = null
/** @type {Record<string, unknown> | null} */
let hostStats = null
try {
if (typeof ctx.bareOsReadProcMetricsLive === 'function') {
const o = ctx.bareOsReadProcMetricsLive()
if (o && typeof o === 'object') metricsLive = /** @type {Record<string, unknown>} */ (o)
}
} catch (e) {
if (!readErr)
readErr = (e && /** @type {{ message?: string }} */ (e).message) || String(e)
}
if (!metricsLive) {
const t = await bareTopReadProc(ctx, '/proc/bare_os/metrics_live.json')
const p = bareTopJsonParse(t)
if (p && typeof p === 'object') metricsLive = /** @type {Record<string, unknown>} */ (p)
}
try {
if (typeof ctx.bareOsGetResourceStatus === 'function') {
const o = ctx.bareOsGetResourceStatus()
if (o && typeof o === 'object') resources = /** @type {Record<string, unknown>} */ (o)
}
} catch {
/* ignore */
}
if (!resources) {
const t = await bareTopReadProc(ctx, '/proc/bare_os_resources')
const p = bareTopJsonParse(t)
if (p && typeof p === 'object') resources = /** @type {Record<string, unknown>} */ (p)
}
let fp = bareTopJsonParse(await bareTopReadProc(ctx, '/proc/bare_os/features'))
if (!fp) fp = bareTopJsonParse(await bareTopReadProc(ctx, '/proc/bare_os_features'))
if (fp && typeof fp === 'object') features = /** @type {Record<string, unknown>} */ (fp)
const netT = await bareTopReadProc(ctx, '/proc/bare_os/net_summary.json')
const np = bareTopJsonParse(netT)
if (np && typeof np === 'object') netSummary = /** @type {Record<string, unknown>} */ (np)
const initT = await bareTopReadProc(ctx, '/proc/bare_os/initd_graph.json')
initdGraph = bareTopJsonParse(initT)
if (initdGraph === null) {
const alt = bareTopJsonParse(fileTexts.initdDag || '')
initdGraph = alt
}
try {
if (typeof ctx.bareOsReadDelegateFairnessSnapshot === 'function') {
const o = ctx.bareOsReadDelegateFairnessSnapshot()
if (o && typeof o === 'object')
fairnessSnapshot = /** @type {Record<string, unknown>} */ (o)
}
} catch {
/* ignore */
}
try {
if (typeof ctx.bareOsReadSubprocessBridgeSnapshot === 'function') {
subprocessBridge = ctx.bareOsReadSubprocessBridgeSnapshot()
}
} catch {
/* ignore */
}
try {
const hs = ctx.bareOsHostStats
if (hs && typeof hs === 'object') hostStats = /** @type {Record<string, unknown>} */ (hs)
} catch {
/* ignore */
}
const memRaw = await bareTopReadProc(ctx, '/proc/meminfo')
let meminfoLine = ''
for (const line of memRaw.split('\n')) {
const L = line.trim()
if (L.startsWith('MemTotal:') || L.startsWith('MemAvailable:')) {
meminfoLine = L
break
}
}
if (!meminfoLine) meminfoLine = memRaw.split('\n')[0]?.trim() || ''
const loadavgLine = (await bareTopReadProc(ctx, '/proc/loadavg')).split('\n')[0]?.trim() || ''
let cpuLine = ''
let cpuCoreCount = 0
const cpuRaw = await bareTopReadProc(ctx, '/proc/cpuinfo')
for (const line of cpuRaw.split('\n')) {
if (line.startsWith('model name') || line.startsWith('Model')) {
cpuLine = line.replace(/^[^:]+:\s*/, '').trim().slice(0, 72)
}
const L = line.trim().toLowerCase()
if (L.startsWith('processor') && L.includes(':')) cpuCoreCount++
}
if (!cpuCoreCount) {
const m = cpuRaw.match(/^processor\s*:/gim)
if (m) cpuCoreCount = m.length
}
let swapinfoLine = ''
for (const line of memRaw.split('\n')) {
const L = line.trim()
if (L.startsWith('SwapTotal:') || L.startsWith('SwapFree:')) {
swapinfoLine = swapinfoLine ? swapinfoLine + ' ' + L : L
}
}
const diskstatsRaw = await bareTopReadProc(ctx, '/proc/diskstats')
const diskstatsLine = diskstatsRaw.split('\n')[0]?.trim() || ''
const hostOs = bareTopParsedFile(fileTexts, 'hostOs')
const metaAt =
metricsLive && typeof metricsLive.atMs === 'number' ? metricsLive.atMs : atMs
/** @type {Record<string, Record<string, unknown> | null>} */
const extra = {}
for (const [key] of procEntryList) {
if (
key === 'processTable' &&
metricsLive &&
metricsLive.processTable &&
typeof metricsLive.processTable === 'object'
) {
extra[key] = /** @type {Record<string, unknown>} */ (
metricsLive.processTable
)
continue
}
extra[key] = bareTopParsedFile(fileTexts, key)
}
const fetchWallMs = Date.now() - fetchStart
bareTopFetchEwmaMs =
bareTopFetchEwmaMs < 0
? fetchWallMs
: bareTopFetchEwmaMs * 0.82 + fetchWallMs * 0.18
const peersN = Number(metricsLive && metricsLive.peers) || 0
const healthD = bareTopHealthScoreDetail(metricsLive, peersN, readErr)
return {
metricsLive,
resources,
features,
initdGraph,
netSummary,
meminfoLine,
swapinfoLine,
loadavgLine,
cpuLine,
cpuCoreCount,
diskstatsLine,
diskstatsRaw,
hostOs,
atMs,
metaAtMs: metaAt,
readErr,
readErrPaths,
fileTexts,
extra,
fairnessSnapshot,
subprocessBridge,
hostStats,
fetchWallMs,
healthScore: healthD.score,
healthBreakdown: healthD.breakdown,
snapshotLite
}
}
/** Pure UI helpers for /bin/baretop (preamble; no import). */
/**
* @param {string} line
* @returns {{ label: string, value: string }[]}
*/
function bareTopParseMeminfoPairs(line) {
const s = String(line || '').trim()
const out = []
if (!s) return out
const re = /(\w+):\s*(\d+)\s*(\w+)?/g
let m
while ((m = re.exec(s)) !== null) {
out.push({
label: m[1],
value: m[2] + (m[3] ? ' ' + m[3] : '')
})
}
return out
}
/**
* @param {string} line
* @returns {{ pairs: { label: string, value: string }[], memTotal?: number, memAvail?: number }}
*/
function bareTopParseMeminfoMetrics(line) {
const pairs = bareTopParseMeminfoPairs(line)
let memTotal
let memAvail
for (const p of pairs) {
if (p.label === 'MemTotal') memTotal = parseInt(p.value, 10)
if (p.label === 'MemAvailable') memAvail = parseInt(p.value, 10)
}
return { pairs, memTotal, memAvail }
}
/**
* @param {string} line
* @returns {{ one: number, five: number, fifteen: number, running?: number, total?: number } | null}
*/
function bareTopParseLoadavg(line) {
const s = String(line || '').trim()
if (!s) return null
const parts = s.split(/\s+/)
if (parts.length < 3) return null
const one = parseFloat(parts[0])
const five = parseFloat(parts[1])
const fifteen = parseFloat(parts[2])
if (!Number.isFinite(one)) return null
const slash = parts[3] && parts[3].includes('/') ? parts[3].split('/') : null
return {
one,
five: Number.isFinite(five) ? five : one,
fifteen: Number.isFinite(fifteen) ? fifteen : one,
running: slash ? parseInt(slash[0], 10) : undefined,
total: slash ? parseInt(slash[1], 10) : undefined
}
}
/**
* @param {number} pct 0–100
* @param {number} width
* @param {boolean} ascii
* @param {{ low?: string, mid?: string, hi?: string, reset: string }} pal
* @param {boolean} useColor
*/
function bareTopFormatMeterBar(pct, width, ascii, pal, useColor) {
const w = Math.max(2, width | 0)
const p = Math.min(100, Math.max(0, Number(pct) || 0))
const fill = Math.round((p / 100) * w)
const full = ascii ? '#' : '\u2588'
const empty = ascii ? '-' : '\u2591'
let s = ''
for (let i = 0; i < w; i++) {
const on = i < fill
if (!useColor) {
s += on ? full : empty
continue
}
const c =
p >= 95 ? pal.hi || ''
: p >= 80 ? pal.mid || ''
: on ? pal.low || ''
: ''
s += c + (on ? full : empty) + (c ? pal.reset : '')
}
return s
}
/**
* @param {string} text
* @param {number} maxLen
* @param {boolean} wordBoundary
*/
function bareTopTruncateCell(text, maxLen, wordBoundary) {
const t = String(text ?? '')
const m = Math.max(1, maxLen | 0)
if (t.length <= m) return t
if (!wordBoundary || m < 5) return t.slice(0, m - 1) + '\u2026'
let cut = t.lastIndexOf(' ', m - 1)
if (cut < m >> 1) cut = m - 1
return t.slice(0, cut).trimEnd() + '\u2026'
}
/**
* @param {unknown} pt process_table.json root
* @returns {Array<Record<string, unknown>>}
*/
function bareTopProcessRowsFromTable(pt) {
if (!pt || typeof pt !== 'object') return []
const o = /** @type {Record<string, unknown>} */ (pt)
const arr = o.processes
if (!Array.isArray(arr)) return []
return arr.filter((x) => x && typeof x === 'object')
}
/**
* @param {unknown} pt
* @param {number} nowMs
*/
function bareTopSessionUptimeLine(pt, nowMs) {
const rows = bareTopProcessRowsFromTable(pt)
let boot = 0
for (const r of rows) {
if (bareTopProcessPid(r) === 1) {
boot = bareTopProcessStartedMs(r)
break
}
}
if (!boot) return ''
return ' uptime ' + bareTopFormatProcAge(boot, nowMs) + ' (since bare-os-kernel row)'
}
/**
* @param {Record<string, unknown>} row
*/
function bareTopProcessPid(row) {
const n = Number(row.pid)
return Number.isFinite(n) ? n : 0
}
/**
* @param {Record<string, unknown>} row
* @param {'pid'|'name'|'state'|'time'|'nice'|'pri'|'cpu'} key
*/
/**
* @param {Record<string, unknown>} row
* @param {number} wallMs
*/
function bareTopEffectiveCpuPct(row, wallMs) {
const c = row.cpuPct ?? row.cpu
if (typeof c === 'number' && Number.isFinite(c)) return c
const delta = row.cpuMsDelta
const w = Number(wallMs) || 0
if (typeof delta === 'number' && Number.isFinite(delta) && w > 0)
return Math.min(100, Math.max(0, (delta / w) * 100))
return 0
}
/**
* @param {Record<string, unknown>} row
* @param {'pid'|'name'|'state'|'time'|'nice'|'pri'|'cpu'} key
* @param {number} [wallMs]
*/
function bareTopProcessSortKey(row, key, wallMs) {
if (key === 'name') return String(row.name || row.label || '').toLowerCase()
if (key === 'state') return String(row.state || '').toLowerCase()
if (key === 'time') return bareTopProcessStartedMs(row)
if (key === 'nice') return Number(row.nice ?? row.ni) || 0
if (key === 'pri') return Number(row.pri ?? row.priority) || 0
if (key === 'cpu') return bareTopEffectiveCpuPct(row, wallMs || 0)
return bareTopProcessPid(row)
}
/**
* @param {Record<string, unknown>} row
* @param {string} pfRaw
* @param {Record<string, string>} env
* @param {{ taggedPids?: Set<number>, taggedOnly?: boolean }} [opts]
*/
function bareTopProcessRowMatchesFilter(row, pfRaw, env, opts) {
const o = opts && typeof opts === 'object' ? opts : {}
const tagged = o.taggedPids
const taggedOnly = o.taggedOnly === true
const pid = bareTopProcessPid(row)
if (taggedOnly && tagged && tagged.size && !tagged.has(pid)) return false
const invertBase =
env.BARE_TOP_FILTER_INVERT === '1' || env.BARE_TOP_FILTER_INVERT === 'true'
let pf = String(pfRaw || '').trim()
let invert = invertBase
if (pf.startsWith('!')) {
pf = pf.slice(1).trim()
invert = !invert
}
if (!pf) return true
const regexEnv =
env.BARE_TOP_FILTER_REGEX === '1' || env.BARE_TOP_FILTER_REGEX === 'true'
const name = String(row.name || row.label || '')
const user = String(row.user || row.identity || '')
/** @type {RegExp | null} */
let re = null
if (regexEnv && pf.length) {
try {
re = new RegExp(pf, 'i')
} catch {
re = null
}
} else if (pf.length >= 2 && pf.charAt(0) === '/') {
const end = pf.lastIndexOf('/')
if (end > 0) {
try {
const flags = pf.slice(end + 1) || 'i'
re = new RegExp(pf.slice(1, end), flags)
} catch {
re = null
}
}
}
let match = false
if (re) match = re.test(name) || re.test(user)
else match = name.toLowerCase().includes(pf.toLowerCase())
return invert ? !match : match
}
/**
* @param {Record<string, unknown>[]} rows
* @param {'pid'|'name'|'state'|'time'|'nice'|'pri'|'cpu'} sortKey
* @param {boolean} asc
* @param {{ tertiaryPpid?: boolean, sortWallMs?: number }} [opts]
*/
function bareTopSortProcessRows(rows, sortKey, asc, opts) {
const o = opts && typeof opts === 'object' ? opts : {}
const tertiaryPpid = o.tertiaryPpid === true
const wallMs = Number(o.sortWallMs) || 0
const dir = asc ? 1 : -1
const out = rows.slice()
out.sort((a, b) => {
const ka = bareTopProcessSortKey(a, sortKey, wallMs)
const kb = bareTopProcessSortKey(b, sortKey, wallMs)
let c = 0
if (typeof ka === 'number' && typeof kb === 'number') c = ka - kb
else c = String(ka).localeCompare(String(kb))
if (c !== 0) return c * dir
if (tertiaryPpid) {
const pa = Number(a.ppid) || 0
const pb = Number(b.ppid) || 0
if (pa !== pb) return (pa - pb) * dir
}
return bareTopProcessPid(a) - bareTopProcessPid(b)
})
return out
}
/**
* @param {string[]} cells
* @param {number[]} widths
* @param {('l'|'r')[]} align
* @param {number} maxLineLen
*/
function bareTopFormatFixedColumns(cells, widths, align, maxLineLen) {
const parts = []
let total = 0
for (let i = 0; i < cells.length && i < widths.length; i++) {
const w = Math.max(1, widths[i] | 0)
let c = bareTopTruncateCell(cells[i], w, true)
if (c.length > w) c = c.slice(0, w)
const pad = w - c.length
if (align[i] === 'r') {
parts.push(' '.repeat(Math.max(0, pad)) + c)
} else {
parts.push(c + ' '.repeat(Math.max(0, pad)))
}
total += w + (i < cells.length - 1 ? 1 : 0)
}
let line = parts.join(' ')
if (line.length > maxLineLen) line = line.slice(0, maxLineLen)
return line
}
/**
* @param {number} score 0–100
* @param {number} width
* @param {boolean} ascii
*/
function bareTopHealthBarLine(score, width, ascii) {
const w = Math.max(4, width | 0)
const p = Math.min(100, Math.max(0, Math.round(Number(score) || 0)))
// Floor fill so the bar never reads a higher % than the integer score (round caused ~73% for 72/100).
const fill = Math.min(w, Math.floor((p * w) / 100))
const full = ascii ? '#' : '\u2588'
const empty = ascii ? '.' : '\u2591'
let bar = ''
for (let i = 0; i < w; i++) bar += i < fill ? full : empty
return String(p) + '/100 ' + bar
}
/**
* @param {string} title
* @param {number} cols
*/
function bareTopSectionRule(title, cols) {
const t = String(title || '').trim()
const c = Math.max(8, cols | 0)
const inner = c - 4
if (inner < 4) return t
const pad = inner - t.length
if (pad <= 0) return '\u2500 ' + t.slice(0, inner - 2) + ' \u2500'
const left = Math.floor(pad / 2)
const right = pad - left
return (
'\u2500'.repeat(Math.max(1, left)) + ' ' + t + ' ' + '\u2500'.repeat(Math.max(1, right))
)
}
/**
* Strip C0 controls except tab; keep printable + UTF-8 continuation for display safety.
* @param {string} s
*/
function bareTopSanitizeVisible(s) {
let t = String(s)
let o = ''
for (let i = 0; i < t.length; i++) {
const c = t.charCodeAt(i)
if (c === 9 || c === 10 || c === 13) o += t[i]
else if (c < 32) o += ' '
else o += t[i]
}
return o
}
/**
* @param {number} scrollTop
* @param {number} vis
* @param {string[]} wrapped
* @returns {string[]} visible slice (copy)
*/
function bareTopScrollSliceLines(wrapped, scrollTop, vis) {
const v = Math.max(1, vis | 0)
const s = Math.max(0, scrollTop | 0)
return wrapped.slice(s, s + v)
}
/**
* @param {unknown} row
* @returns {number}
*/
function bareTopProcessStartedMs(row) {
if (!row || typeof row !== 'object') return 0
const n = Number(/** @type {Record<string, unknown>} */ (row).startedAtMs)
return Number.isFinite(n) ? n : 0
}
/**
* @param {number} startedAtMs
* @param {number} nowMs
*/
function bareTopPad2(n) {
const x = n | 0
return x < 10 ? '0' + x : String(x)
}
function bareTopFormatProcAge(startedAtMs, nowMs) {
const t0 = Number(startedAtMs)
const now = Number(nowMs)
if (!Number.isFinite(t0) || t0 <= 0 || !Number.isFinite(now)) return ''
let sec = Math.max(0, Math.floor((now - t0) / 1000))
if (sec < 3600) {
const m = Math.floor(sec / 60)
const s = sec % 60
return m > 0 ? m + ':' + bareTopPad2(s) : String(s) + 's'
}
const h = Math.floor(sec / 3600)
sec %= 3600
const m = Math.floor(sec / 60)
const s = sec % 60
return h + ':' + bareTopPad2(m) + ':' + bareTopPad2(s)
}
/**
* Tree order: depth-first by ppid, stable by pid.
* @param {Record<string, unknown>[]} rows
*/
function bareTopProcessTreeOrder(rows) {
const byPid = new Map()
for (const r of rows) {
const p = bareTopProcessPid(r)
if (p) byPid.set(p, r)
}
const children = new Map()
for (const r of rows) {
const ppid = Number(r.ppid) || 0
if (!children.has(ppid)) children.set(ppid, [])
children.get(ppid).push(r)
}
for (const arr of children.values()) {
arr.sort((a, b) => bareTopProcessPid(a) - bareTopProcessPid(b))
}
/** @type {Record<string, unknown>[]} */
const out = []
function walk(pid, depth) {
const ch = children.get(pid)
if (!ch) return
for (const r of ch) {
out.push(Object.assign({}, r, { _treeDepth: depth }))
walk(bareTopProcessPid(r), depth + 1)
}
}
walk(0, 0)
for (const r of rows) {
const p = bareTopProcessPid(r)
const pp = Number(r.ppid) || 0
if (!byPid.has(pp) && pp === 0 && p) {
/* orphan roots not reached */
}
}
if (out.length === 0) return rows.map((r) => Object.assign({}, r, { _treeDepth: 0 }))
return out
}
/**
* @param {string} title
* @param {number} cols
* @param {boolean} ascii
*/
function bareTopSectionSeparator(title, cols, ascii) {
const rule = bareTopSectionRule(title, cols)
if (ascii) return '- ' + String(title || '') + ' ' + '-'.repeat(Math.max(4, cols - title.length - 4))
return rule
}
/**
* @param {unknown} o
* @param {number} maxRows
* @param {number} keyW
*/
function bareTopDelegateInflightTableLines(o, maxRows, keyW) {
if (!o || typeof o !== 'object') return []
const rec = /** @type {Record<string, unknown>} */ (o)
const pairs = Object.keys(rec)
.map((k) => ({ k, v: Number(rec[k]) || 0 }))
.sort((a, b) => b.v - a.v || a.k.localeCompare(b.k))
const lim = Math.min(maxRows, pairs.length)
/** @type {string[]} */
const out = []
const kw = Math.max(6, keyW | 0)
const vw = 8
for (let i = 0; i < lim; i++) {
const { k, v } = pairs[i]
const ks = bareTopTruncateCell(k, kw, true)
const padK = ' '.repeat(Math.max(0, kw - ks.length))
const vs = String(v).padStart(vw, ' ')
out.push(' ' + ks + padK + ' ' + vs)
}
if (pairs.length > lim) out.push(' … +' + (pairs.length - lim) + ' more keys')
return out
}
/**
* @param {unknown} o
* @param {number} cols
*/
/**
* @param {Record<string, unknown>} snap
*/
function bareTopLimitsMergedLines(snap) {
/** @type {string[]} */
const lines = []
const q =
snap &&
snap.extra &&
snap.extra.quotas &&
typeof snap.extra.quotas === 'object'
? /** @type {Record<string, unknown>} */ (snap.extra.quotas)
: null
const r =
snap &&
snap.extra &&
snap.extra.rlimits &&
typeof snap.extra.rlimits === 'object'
? /** @type {Record<string, unknown>} */ (snap.extra.rlimits)
: null
function row(prefix, o2, max) {
const keys = Object.keys(o2).slice(0, max)
for (const k of keys) {
const v = o2[k]
const s =
v != null && typeof v !== 'object'
? String(v)
: v && typeof v === 'object'
? '{…}'
: ''
lines.push(prefix + k + '=' + bareTopTruncateCell(s, 56, false))
}
}
if (q) {
lines.push(' quotas (operator caps — full detail on catalog tab)')
row(' ', q, 8)
}
if (r) {
lines.push(' rlimits (process limits mirror)')
row(' ', r, 8)
}
return lines
}
/**
* Human-readable key labels (matches baretop-tui bareTopHumanKey).
* @param {string} k
*/
function bareTopUiHumanKey(k) {
return String(k || '')
.replace(/([A-Z])/g, ' $1')
.replace(/_/g, ' ')
.replace(/\s+/g, ' ')
.trim()
.toLowerCase()
.replace(/^\w/, (c) => c.toUpperCase())
}
/**
* Flatten nested values to lines (no JSON); uses N/A for nulls.
* @param {string} prefix
* @param {unknown} v
* @param {number} depth
* @param {number} maxD
* @param {string[]} lines
* @param {number} maxKeys
*/
function bareTopUiFlatten(prefix, v, depth, maxD, lines, maxKeys) {
const na = 'N/A'
const pad = ' '.repeat(depth)
if (depth > maxD) {
lines.push(pad + (prefix ? bareTopUiHumanKey(prefix) + ': ' : '') + '\u2026')
return
}
if (v == null) {
lines.push(pad + (prefix ? bareTopUiHumanKey(prefix) + ': ' : '') + na)
return
}
const t = typeof v
if (t === 'string' || t === 'number' || t === 'boolean') {
let s = String(v)
if (t === 'string' && s.length > 800) s = s.slice(0, 797) + '\u2026'
lines.push(pad + (prefix ? bareTopUiHumanKey(prefix) + ': ' : '') + s)
return
}
if (Array.isArray(v)) {
const label = prefix ? bareTopUiHumanKey(prefix) + ': ' : ''
if (v.length === 0) {
lines.push(pad + label + '(empty)')
return
}
lines.push(pad + label + '(' + v.length + ' items)')
const lim = Math.min(v.length, 120)
for (let i = 0; i < lim; i++) {
const it = v[i]
if (it != null && typeof it === 'object' && !Array.isArray(it)) {
lines.push(pad + ' #' + i)
bareTopUiFlatten('', it, depth + 2, maxD, lines, maxKeys)
} else if (Array.isArray(it)) {
lines.push(pad + ' #' + i)
bareTopUiFlatten('', it, depth + 2, maxD, lines, maxKeys)
} else {
lines.push(
pad + ' #' + i + ': ' + (it == null ? na : String(it))
)
}
}
if (v.length > lim) lines.push(pad + ' \u2026 +' + (v.length - lim) + ' more')
return
}
if (t === 'object') {
const o = /** @type {Record<string, unknown>} */ (v)
const keys = Object.keys(o)
if (keys.length === 0) {
lines.push(pad + (prefix ? bareTopUiHumanKey(prefix) + ': ' : '') + '(empty)')
return
}
const slice = keys.slice(0, maxKeys)
if (prefix) {
lines.push(pad + bareTopUiHumanKey(prefix) + ':')
for (const k of slice) bareTopUiFlatten(k, o[k], depth + 1, maxD, lines, maxKeys)
} else {
for (const k of slice) bareTopUiFlatten(k, o[k], depth, maxD, lines, maxKeys)
}
if (keys.length > maxKeys)
lines.push(pad + '\u2026 +' + (keys.length - maxKeys) + ' keys')
}
}
/**
* @param {string} prefix
* @param {unknown} v
* @param {number} depth
* @param {number} maxD
* @param {number} maxKeys
* @param {number} maxLines
*/
function bareTopUiFlattenLimited(prefix, v, depth, maxD, maxKeys, maxLines) {
const lines = []
bareTopUiFlatten(prefix, v, depth, maxD, lines, maxKeys)
const cap = Math.max(4, maxLines | 0)
if (lines.length > cap) {
return lines.slice(0, cap - 1).concat([' … (truncated)'])
}
return lines
}
/**
* One-line-ish summary for nested objects (no JSON braces in the TUI).
* @param {unknown} v
* @param {number} maxChars
*/
function bareTopFormatNestedBrief(v, maxChars) {
const m = Math.max(8, maxChars | 0)
if (v == null) return ''
const t = typeof v
if (t === 'string' || t === 'number' || t === 'boolean')
return bareTopTruncateCell(String(v), m, false)
if (t === 'bigint') return String(v)
if (t !== 'object') return bareTopTruncateCell(String(v), m, false)
const lines = bareTopUiFlattenLimited('', v, 0, 6, 80, 24)
const s = lines.join(' · ')
if (s.length <= m) return s
return s.slice(0, Math.max(4, m - 18)) + '\u2026(truncated)'
}
/**
* @param {unknown} v
* @param {number} maxChars
*/
function bareTopJsonSnippet(v, maxChars) {
const m = Math.max(8, maxChars | 0)
try {
if (v != null && typeof v === 'object')
return bareTopFormatNestedBrief(v, m)
if (typeof v === 'bigint') return String(v)
const s = JSON.stringify(v)
if (s.length <= m) return s
return s.slice(0, Math.max(4, m - 18)) + '\u2026(truncated)'
} catch {
return '(unserializable)'
}
}
/**
* @param {unknown} v
* @param {number} maxLen
*/
function bareTopFormatScalarTerminal(v, maxLen) {
const m = Math.max(4, maxLen | 0)
if (v == null) return ''
const t = typeof v
if (t === 'string' || t === 'number' || t === 'boolean' || t === 'bigint')
return bareTopTruncateCell(String(v), m, false)
if (t === 'object') return bareTopJsonSnippet(v, m)
return bareTopTruncateCell(String(v), m, false)
}
/**
* Format integers with grouped thousands (en-US style).
* @param {unknown} n
*/
function bareTopFormatIntGrouped(n) {
const x = Number(n)
if (!Number.isFinite(x)) return String(n)
const neg = x < 0
const i = Math.floor(Math.abs(x))
const s = String(i)
const g = []
for (let k = s.length; k > 0; k -= 3) g.push(s.slice(Math.max(0, k - 3), k))
return (neg ? '-' : '') + g.reverse().join(',')
}
/**
* Human duration for millisecond-ish counters (shared UI).
* @param {unknown} ms
*/
function bareTopFormatDurationMs(ms) {
const t = Number(ms)
if (!Number.isFinite(t) || t < 0) return ''
if (t < 1000) return Math.round(t) + 'ms'
if (t < 60000) return (t / 1000).toFixed(1) + 's'
if (t < 3600000) return Math.floor(t / 60000) + 'm'
return Math.floor(t / 3600000) + 'h'
}
/**
* Rx/tx bytes: use global bareTopFormatBytes from baretop-snapshot preamble when bundled.
* @param {unknown} n
*/
function bareTopNetFormatBytes(n) {
if (typeof bareTopFormatBytes === 'function') return bareTopFormatBytes(n)
const x = Number(n)
if (!Number.isFinite(x) || x < 0) return '\u2014'
if (x < 1024) return String(Math.floor(x)) + ' B'
if (x < 1048576) return (x / 1024).toFixed(1) + ' KiB'
if (x < 1073741824) return (x / 1048576).toFixed(1) + ' MiB'
return (x / 1073741824).toFixed(2) + ' GiB'
}
/**
* @param {Record<string, unknown>} o
*/
function bareTopNetOrderedTopKeys(o) {
const priority = [
'schema',
'schemaVersion',
'topicHex',
'peerCount',
'replicationQueueDepth',
'peerFirewallAcceptedTotal',
'peerFirewallRejectedTotal',
'peerFirewallInboundTotal',
'peerFirewallOutboundTotal',
'seedHandshakeError',
'seedRole',
'atMs'
]
const seen = new Set()
/** @type {string[]} */
const out = []
for (const k of priority) {
if (Object.prototype.hasOwnProperty.call(o, k) && o[k] != null) {
out.push(k)
seen.add(k)
}
}
const rest = Object.keys(o)
.filter((k) => !seen.has(k))
.sort((a, b) => a.localeCompare(b))
return out.concat(rest)
}
/**
* @param {unknown} q
* @param {number} cols
*/
function bareTopNetReplicationQueueLines(q, cols) {
if (!q || typeof q !== 'object') return [' (null)']
const o = /** @type {Record<string, unknown>} */ (q)
/** @type {string[]} */
const lines = []
const scalars = [
'depth',
'pending',
'pendingCount',
'length',
'size',
'backlog',
'queued',
'inFlight',
'lastError',
'error',
'note',
'atMs'
]
for (const k of scalars) {
if (!Object.prototype.hasOwnProperty.call(o, k)) continue
const v = o[k]
if (v != null && typeof v !== 'object')
lines.push(' ' + k + ': ' + String(v))
}
for (const ak of ['items', 'queue', 'entries', 'pendingJobs']) {
if (Array.isArray(o[ak]))
lines.push(' ' + ak + ': ' + o[ak].length + ' entries')
}
const nestedKeys = Object.keys(o).filter((k) => {
const v = o[k]
return v != null && typeof v === 'object'
})
for (const nk of nestedKeys.slice(0, 6)) {
lines.push(' ' + nk + ': ' + bareTopJsonSnippet(o[nk], Math.max(24, cols - 14)))
}
if (!lines.length)
lines.push(' ' + bareTopJsonSnippet(o, Math.max(40, cols - 6)))
return lines
}
/**
* peer_firewall_stats / channel.js firewall shape: acceptedSessionCount, rejectedSessionCount, etc.
* @param {unknown} fw
* @param {number} cols
*/
function bareTopNetPeerFirewallLines(fw, cols) {
if (!fw || typeof fw !== 'object') return [' (null)']
const o = /** @type {Record<string, unknown>} */ (fw)
/** @type {string[]} */
const lines = []
const counts = [
'acceptedSessionCount',
'rejectedSessionCount',
'inboundSessionCount',
'outboundSessionCount'
]
for (const k of counts) {
if (typeof o[k] === 'number') lines.push(' ' + k + ': ' + bareTopFormatIntGrouped(o[k]))
}
if (typeof o.error === 'string' && o.error.trim())
lines.push(' error: ' + bareTopTruncateCell(o.error, cols - 8, true))
if (typeof o.note === 'string' && o.note.trim())
lines.push(' note: ' + bareTopTruncateCell(o.note, cols - 8, true))
for (const extra of ['transportBreakdown', 'saturationClass', 'wave9', 'wave10']) {
if (o[extra] != null && typeof o[extra] === 'object')
lines.push(
' ' +
extra +
': ' +
bareTopJsonSnippet(o[extra], Math.max(32, cols - 14))
)
}
if (!lines.length)
lines.push(' ' + bareTopJsonSnippet(o, Math.max(40, cols - 6)))
return lines
}
/**
* @param {unknown} b
* @param {number} cols
*/
function bareTopNetBsdBridgeLines(b, cols) {
if (!b || typeof b !== 'object') return [' (null)']
const o = /** @type {Record<string, unknown>} */ (b)
/** @type {string[]} */
const lines = []
for (const k of [
'schema',
'policyEnv',
'activeBridgedFds',
'bridgeErrors',
'guestSocketCount'
]) {
if (!Object.prototype.hasOwnProperty.call(o, k)) continue
const v = o[k]
if (v != null && typeof v !== 'object')
lines.push(' ' + k + ': ' + String(v))
}
if (typeof o.note === 'string' && o.note.trim())
lines.push(
' note: ' + bareTopTruncateCell(String(o.note), Math.max(20, cols - 10), true)
)
const rest = Object.keys(o).filter(
(k) => !['schema', 'policyEnv', 'note', 'activeBridgedFds', 'bridgeErrors', 'guestSocketCount'].includes(k)
)
for (const k of rest.slice(0, 8)) {
const v = o[k]
lines.push(
' ' +
k +
': ' +
bareTopFormatScalarTerminal(v, Math.max(16, cols - 12))
)
}
return lines.length ? lines : [' (empty)']
}
/**
* @param {unknown} net
* @param {unknown} metricsLive
*/
function bareTopNetHealthOverviewLines(net, metricsLive) {
/** @type {string[]} */
const parts = []
const peersMl =
metricsLive && typeof metricsLive === 'object'
? Number(/** @type {Record<string, unknown>} */ (metricsLive).peers)
: NaN
if (Number.isFinite(peersMl)) parts.push('peers_ml=' + bareTopFormatIntGrouped(peersMl))
if (net && typeof net === 'object') {
const o = /** @type {Record<string, unknown>} */ (net)
if (o.topicHex != null) parts.push('topic=' + String(o.topicHex).slice(0, 16))
if (typeof o.peerCount === 'number')
parts.push('peers_net=' + bareTopFormatIntGrouped(o.peerCount))
const err = o.seedHandshakeError
if (err != null && String(err).trim())
parts.push('seedErr=' + bareTopTruncateCell(String(err), 36, true))
const rd = o.replicationQueueDepth
if (typeof rd === 'number') parts.push('replQ=' + bareTopFormatIntGrouped(rd))
}
if (!parts.length) return []
return [' net ' + parts.join(' ') + ' (tab: network)']
}
/**
* Consolidated HDMS + DHT line for overview (traffic-light style).
* @param {Record<string, unknown>} snap
*/
function bareTopHdmsDhtTrafficLine(snap) {
const hd =
snap &&
snap.extra &&
snap.extra.hdmsHealth &&
typeof snap.extra.hdmsHealth === 'object'
? /** @type {Record<string, unknown>} */ (snap.extra.hdmsHealth)
: null
const dh =
snap &&
snap.extra &&
snap.extra.dhtStatus &&
typeof snap.extra.dhtStatus === 'object'
? /** @type {Record<string, unknown>} */ (snap.extra.dhtStatus)
: null
if (!hd && !dh) return ''
function grade(o) {
if (!o) return '?'
const e = o.error ?? o.err
if (e != null && String(e).trim()) return 'R'
const ok = o.ok ?? o.healthy ?? o.ready
if (ok === false) return 'R'
if (ok === true) return 'G'
return 'Y'
}
const bits = []
if (hd) {
bits.push('hdms[' + grade(hd) + ']=' + bareTopP2PKvString(hd, 5))
}
if (dh) {
bits.push('dht[' + grade(dh) + ']=' + bareTopP2PKvString(dh, 5))
}
return ' p2p ' + bits.join(' ')
}
/**
* @param {Record<string, unknown>} o
* @param {number} maxKeys
*/
function bareTopP2PKvString(o, maxKeys) {
return Object.keys(o)
.slice(0, maxKeys)
.map((k) => {
const v = o[k]
return k + '=' + (v != null && typeof v !== 'object' ? String(v) : bareTopJsonSnippet(v, 32))
})
.join(' ')
}
function bareTopP2PStackLines(snap) {
/** @type {string[]} */
const out = []
const traffic = bareTopHdmsDhtTrafficLine(/** @type {Record<string, unknown>} */ (snap))
if (traffic) {
out.push(traffic)
return out
}
const hd =
snap &&
snap.extra &&
snap.extra.hdmsHealth &&
typeof snap.extra.hdmsHealth === 'object'
? /** @type {Record<string, unknown>} */ (snap.extra.hdmsHealth)
: null
const dh =
snap &&
snap.extra &&
snap.extra.dhtStatus &&
typeof snap.extra.dhtStatus === 'object'
? /** @type {Record<string, unknown>} */ (snap.extra.dhtStatus)
: null
if (hd)
out.push(' hdms ' + bareTopTruncateCell(bareTopP2PKvString(hd, 8), 100, false))
if (dh)
out.push(' dht ' + bareTopTruncateCell(bareTopP2PKvString(dh, 8), 100, false))
return out
}
/**
* @typedef {{ maxLines?: number, filter?: string, wideTwoCol?: boolean }} BareTopNetTabOpts
* @param {unknown} net
* @param {number} cols
* @param {BareTopNetTabOpts | null} [opts]
*/
function bareTopNetTabLines(net, cols, opts) {
const oopts = opts && typeof opts === 'object' ? opts : {}
const maxTotal = Math.max(8, (oopts.maxLines | 0) || 512)
const filt = String(oopts.filter || '')
.trim()
.toLowerCase()
const wide = oopts.wideTwoCol === true && cols >= 100
if (!net || typeof net !== 'object') return [' N/A']
const o = /** @type {Record<string, unknown>} */ (net)
/** @type {string[]} */
const lines = []
function pushFiltered(s) {
if (filt && !String(s).toLowerCase().includes(filt)) return
lines.push(s)
}
function pushSection(title) {
pushFiltered('')
pushFiltered(' --- ' + title + ' ---')
}
if (Array.isArray(o.interfaces)) {
pushSection('interfaces (rx+tx)')
const arr = o.interfaces.slice().sort((a, b) => {
const ta =
a && typeof a === 'object'
? /** @type {Record<string, unknown>} */ (a)
: null
const tb =
b && typeof b === 'object'
? /** @type {Record<string, unknown>} */ (b)
: null
const sa =
(Number(ta && ta.rxBytes) || 0) + (Number(ta && ta.txBytes) || 0)
const sb =
(Number(tb && tb.rxBytes) || 0) + (Number(tb && tb.txBytes) || 0)
return sb - sa
})
const w = Math.max(40, cols - 4)
for (const iface of arr.slice(0, 32)) {
if (!iface || typeof iface !== 'object') continue
const i = /** @type {Record<string, unknown>} */ (iface)
const nm = String(i.name ?? i.if ?? '?')
const rxB = i.rxBytes ?? i.rx
const txB = i.txBytes ?? i.tx
const rxS =
rxB != null && rxB !== '' && Number.isFinite(Number(rxB))
? bareTopNetFormatBytes(rxB)
: String(rxB ?? '\u2014')
const txS =
txB != null && txB !== '' && Number.isFinite(Number(txB))
? bareTopNetFormatBytes(txB)
: String(txB ?? '\u2014')
const extra = Object.keys(i)
.filter((k) => !['name', 'if', 'rxBytes', 'txBytes', 'rx', 'tx'].includes(k))
.slice(0, 4)
.map((k) => {
const v = i[k]
return (
k +
'=' +
(v != null && typeof v !== 'object'
? String(v)
: bareTopJsonSnippet(v, 36))
)
})
.join(' ')
pushFiltered(
' ' +
bareTopTruncateCell(nm, 16, true) +
' rx=' +
rxS +
' tx=' +
txS +
' ' +
bareTopTruncateCell(extra, w - 24, false)
)
}
}
const sectionKeys = new Set([
'interfaces',
'replicationQueue',
'peerFirewallStats',
'bsdSocketGuestBridge',
'transport',
'udxTuning',
'hyperswarmTuning',
'peerFirewallE2e',
'stagingSlot',
'snapshotHints'
])
pushSection('summary')
const ordered = bareTopNetOrderedTopKeys(o)
for (const k of ordered) {
if (sectionKeys.has(k)) continue
const v = o[k]
if (v != null && typeof v === 'object') continue
pushFiltered(
' ' +
k +
': ' +
bareTopTruncateCell(bareTopFormatScalarTerminal(v, Math.max(24, cols - 8)), Math.max(20, cols - 6), false)
)
}
if (o.replicationQueue != null) {
pushSection('replicationQueue')
for (const ln of bareTopNetReplicationQueueLines(o.replicationQueue, cols)) pushFiltered(ln)
}
if (o.peerFirewallStats != null) {
pushSection('peerFirewallStats')
for (const ln of bareTopNetPeerFirewallLines(o.peerFirewallStats, cols)) pushFiltered(ln)
}
if (o.bsdSocketGuestBridge != null) {
pushSection('bsdSocketGuestBridge')
for (const ln of bareTopNetBsdBridgeLines(o.bsdSocketGuestBridge, cols)) pushFiltered(ln)
}
const tun = ['transport', 'udxTuning', 'hyperswarmTuning', 'peerFirewallE2e']
for (const tk of tun) {
if (o[tk] == null) continue
pushSection(tk)
const v = o[tk]
if (v != null && typeof v === 'object') {
const jo = /** @type {Record<string, unknown>} */ (v)
const keys = Object.keys(jo).slice(0, 24)
for (const kk of keys) {
const vv = jo[kk]
pushFiltered(
' ' +
kk +
': ' +
bareTopFormatScalarTerminal(vv, Math.max(16, cols - 10))
)
}
} else pushFiltered(' ' + String(v))
}
for (const ek of ['stagingSlot', 'snapshotHints']) {
if (o[ek] == null) continue
pushSection(ek)
const v = o[ek]
if (v != null && typeof v === 'object') {
const jo = /** @type {Record<string, unknown>} */ (v)
for (const kk of Object.keys(jo).slice(0, 20)) {
const vv = jo[kk]
pushFiltered(
' ' +
kk +
': ' +
bareTopFormatScalarTerminal(vv, Math.max(12, cols - 12))
)
}
}
}
if (wide && lines.length > 6) {
/** @type {string[]} */
const merged = []
for (let i = 0; i < lines.length; i += 2) {
const a = lines[i] || ''
const b = lines[i + 1] || ''
const half = Math.floor(cols / 2) - 1
merged.push(
bareTopTruncateCell(a, half, false) +
' | ' +
bareTopTruncateCell(b, half, false)
)
}
lines.length = 0
lines.push(...merged)
}
if (lines.length > maxTotal) {
const head = lines.slice(0, maxTotal - 1)
head.push(' \u2026 (truncated, ' + (lines.length - maxTotal + 1) + ' more lines)')
return head
}
return lines.length ? lines : [' (empty net summary)']
}
function bareTopDelegateRateBucketLines(o, cols) {
if (!o || typeof o !== 'object') return []
const rec = /** @type {Record<string, unknown>} */ (o)
const keys = Object.keys(rec).sort()
if (!keys.length) return []
/** @type {string[]} */
const out = []
const w = Math.max(40, Math.min(cols - 2, cols))
for (const k of keys) {
const v = rec[k]
if (Array.isArray(v)) {
const nums = v.map((x) => String(x)).join(' ')
out.push(
' ' +
bareTopTruncateCell(k, Math.min(20, Math.floor(w * 0.35)), true).padEnd(20) +
' ' +
bareTopTruncateCell(nums, w - 24, false)
)
} else if (v != null && typeof v === 'object') {
out.push(
' ' +
k +
': ' +
bareTopJsonSnippet(v, Math.min(120, w - k.length - 4))
)
} else {
out.push(' ' + k + ': ' + String(v))
}
}
return out
}
/**
* Kernel counter keys emitted by the booter (inventory for dashboards):
* initd.unit_failed_final, vfs.readfile.samples, vfs.replication_warm_full_invalidate,
* vfs.warm_read_cache_*, security.key_handle_*, audit.append*, operator.corestore_snapshot_hint,
* vfs.hyperblobs_dedup_* — see bareOsKernelMetricInc call sites in packages/bare-os-booter.
* @param {unknown} counters
* @param {unknown} prev
* @param {boolean} deltaMode
* @param {number} topN
* @param {number} colW
*/
function bareTopKernelCounterLines(counters, prev, deltaMode, topN, colW) {
if (!counters || typeof counters !== 'object') return []
const o = /** @type {Record<string, number>} */ (counters)
const po =
prev && typeof prev === 'object'
? /** @type {Record<string, number>} */ (prev)
: null
const pairs = Object.keys(o)
.map((k) => ({ k, v: Number(o[k]) || 0 }))
.sort((a, b) => b.v - a.v || a.k.localeCompare(b.k))
const lim = Math.min(Math.max(1, topN | 0), pairs.length)
/** @type {string[]} */
const out = []
const wn = Math.max(6, colW | 0)
for (let i = 0; i < lim; i++) {
const { k, v } = pairs[i]
let suf = ''
if (deltaMode && po && Object.prototype.hasOwnProperty.call(po, k)) {
const d = v - (Number(po[k]) || 0)
suf = ' (d ' + (d >= 0 ? '+' : '') + d + ')'
}
const kt = bareTopTruncateCell(k, wn - 1, true)
const kPad = kt + ' '.repeat(Math.max(0, wn - kt.length))
out.push(' ' + kPad + ' ' + String(v) + suf)
}
if (pairs.length > lim) out.push(' … +' + (pairs.length - lim) + ' counters')
return out
}
/**
* @param {unknown} w
*/
function bareTopWarmReadCacheSummaryLines(w) {
if (!w || typeof w !== 'object') return []
const o = /** @type {Record<string, unknown>} */ (w)
const parts = []
for (const key of ['entries', 'bytes', 'hits', 'misses', 'evictions']) {
if (o[key] != null) parts.push(key + '=' + String(o[key]))
}
if (!parts.length) {
const keys = Object.keys(o).slice(0, 8)
for (const k of keys) {
const v = o[k]
if (v != null && typeof v !== 'object') parts.push(k + '=' + String(v))
}
}
if (!parts.length) return []
return [' ' + parts.join(' ')]
}
/**
* @param {unknown} ipc
* @param {number} maxLines
*/
function bareTopIpcTelemetrySummaryLines(ipc, maxLines) {
if (!ipc || typeof ipc !== 'object') return []
const o = /** @type {Record<string, unknown>} */ (ipc)
/** @type {string[]} */
const lines = []
for (const k of Object.keys(o).slice(0, 24)) {
const v = o[k]
if (v != null && typeof v !== 'object') {
lines.push(' ' + k + ': ' + String(v))
} else if (v && typeof v === 'object' && !Array.isArray(v)) {
const sub = /** @type {Record<string, unknown>} */ (v)
const inner = Object.keys(sub)
.slice(0, 6)
.map(
(sk) =>
sk +
'=' +
(sub[sk] != null && typeof sub[sk] !== 'object'
? String(sub[sk])
: bareTopJsonSnippet(sub[sk], 24))
)
.join(' ')
lines.push(' ' + k + ': ' + bareTopTruncateCell(inner, 72, true))
}
if (lines.length >= maxLines) break
}
if (lines.length >= maxLines && Object.keys(o).length > maxLines)
lines.push(' … (truncated)')
return lines
}
/**
* @param {unknown} rep
* @param {string} na
*/
function bareTopReplicationOverviewLines(rep, na) {
if (!rep || typeof rep !== 'object') return []
const o = /** @type {Record<string, unknown>} */ (rep)
/** @type {string[]} */
const lines = []
const sys = o.systemCoreLength
const per = o.personalCoreLength
const aux = o.auxiliaryDriveCount
const pc = o.peerCount
if (typeof sys === 'number') lines.push(' sysCoreLen ' + sys)
if (typeof per === 'number') lines.push(' perCoreLen ' + per)
if (typeof aux === 'number') lines.push(' auxDrives ' + aux)
if (typeof pc === 'number') lines.push(' peerCount ' + pc)
const sh = o.stallHint
if (sh != null && String(sh).trim()) {
lines.push(' stallHint ' + String(sh))
const sl = String(sh).trim().toLowerCase()
if (sl === 'no_peers' || sl === 'length_unavailable' || sl === 'ok')
lines.push(
' (hint is operational — health score treats these as non-fault)'
)
}
if (!lines.length) lines.push(' ' + na)
return lines
}
/**
* @param {unknown} cold
* @param {unknown} stdlib
* @param {unknown} tel
*/
function bareTopBootBudgetLines(cold, stdlib, tel) {
/** @type {string[]} */
const lines = []
const c = cold && typeof cold === 'object' ? /** @type {Record<string, unknown>} */ (cold) : null
const s = stdlib && typeof stdlib === 'object' ? /** @type {Record<string, unknown>} */ (stdlib) : null
if (c) {
const ex = c.exceeded === true
lines.push(
' coldBoot exceeded=' +
(ex ? 'yes' : 'no') +
' wall=' +
String(c.wallMs ?? '—') +
' limit=' +
String(c.limitMs ?? '—')
)
}
if (s) {
const ex = s.exceeded === true
lines.push(
' bareStdlib exceeded=' +
(ex ? 'yes' : 'no') +
' wall=' +
String(s.wallMs ?? '—') +
' limit=' +
String(s.limitMs ?? '—')
)
}
if (tel && typeof tel === 'object') {
const t = /** @type {Record<string, unknown>} */ (tel)
lines.push(
' policy strict=' +
String(!!t.strict) +
' bootPerf=' +
String(t.bootPerfJsonPath || '/run/bare-os/boot-perf.json')
)
}
return lines
}
/**
* @param {unknown} sl
*/
function bareTopSwarmLifecycleLine(sl) {
if (!sl || typeof sl !== 'object') return ''
const o = /** @type {Record<string, unknown>} */ (sl)
const parts = []
for (const k of Object.keys(o).slice(0, 12)) {
const v = o[k]
if (v != null && typeof v !== 'object') parts.push(k + '=' + v)
}
if (!parts.length) return ''
return ' swarm ' + parts.join(' ') + ' (tab: operator)'
}
/**
* @param {unknown} pt
*/
function bareTopProcessStateHistogramLines(pt) {
const rows = bareTopProcessRowsFromTable(pt)
/** @type {Record<string, number>} */
const h = {}
for (const r of rows) {
const st = String(r.state || '?')
h[st] = (h[st] || 0) + 1
}
const parts = Object.keys(h)
.sort()
.map((k) => k + ':' + h[k])
if (!parts.length) return []
return [' states ' + parts.join(' ')]
}
/**
* @param {unknown} ir
*/
function bareTopInitdReadinessSummaryLines(ir) {
if (!ir || typeof ir !== 'object') return []
const o = /** @type {Record<string, unknown>} */ (ir)
const units = Array.isArray(o.units) ? o.units : []
let active = 0
let starting = 0
let failed = 0
let other = 0
for (const u of units) {
if (!u || typeof u !== 'object') continue
const ph = String(/** @type {Record<string, unknown>} */ (u).phase || '')
if (ph === 'active') active++
else if (ph === 'starting') starting++
else if (ph === 'failed') failed++
else other++
}
if (!units.length) return []
return [
' initd units=' +
units.length +
' active=' +
active +
' starting=' +
starting +
' failed=' +
failed +
(other ? ' other=' + other : '')
]
}
/**
* @param {unknown} m metrics live
* @param {number} nowMs
* @param {string} na
*/
function bareTopMetaCoalesceLine(m, nowMs, na) {
if (!m || typeof m !== 'object') return ''
const o = /** @type {Record<string, unknown>} */ (m)
const co = o.coalesceMs
const at = o.atMs
let age = ''
if (typeof at === 'number' && Number.isFinite(at)) {
age = ' age=' + Math.max(0, Math.floor(nowMs - at)) + 'ms'
}
return (
' metrics coalesceMs=' +
(typeof co === 'number' ? co : na) +
' atMs=' +
(typeof at === 'number' ? at : na) +
age
)
}
/**
* @param {unknown} wbh
*/
function bareTopWorkerBudgetCompactLine(wbh) {
if (!wbh || typeof wbh !== 'object') return ''
const o = /** @type {Record<string, unknown>} */ (wbh)
const parts = []
if (o.wallMsMax != null) parts.push('wallMax=' + String(o.wallMsMax))
if (o.cpuMsMax != null) parts.push('cpuMax=' + String(o.cpuMsMax))
if (!parts.length) return ''
return ' workerBudget ' + parts.join(' ')
}
/**
* @param {unknown} cs collaboration session object
*/
function bareTopProtomuxCollabLine(cs) {
if (!cs || typeof cs !== 'object') return ''
const o = /** @type {Record<string, unknown>} */ (cs)
const rx = o.protomuxAppChannelRxTotal
const cap = o.protomuxCapChannelRxTotal
const parts = []
if (typeof rx === 'number') parts.push('appRx=' + rx)
if (typeof cap === 'number') parts.push('capRx=' + cap)
if (!parts.length) return ''
return ' protomux ' + parts.join(' ')
}
/**
* @param {unknown} pt
*/
function bareTopLogicalFdAggregateLine(pt) {
const rows = bareTopProcessRowsFromTable(pt)
let n = 0
for (const r of rows) {
const ft = r.fdTable
if (Array.isArray(ft)) n += ft.length
}
if (!n) return ''
return ' logicalFds rows=' + n + ' (fdTable entries)'
}
/**
* @param {unknown} hostStats
*/
function bareTopHostStatsSummaryLine(hostStats) {
if (!hostStats || typeof hostStats !== 'object') return ''
const o = /** @type {Record<string, unknown>} */ (hostStats)
const pick = [
'cpuBusyPct',
'cpuPct',
'memUsedPct',
'rssBytes',
'hostname',
'eventLoopLagMs',
'loopLagMs',
'lagMs'
]
const parts = []
for (const k of pick) {
if (o[k] != null && typeof o[k] !== 'object')
parts.push(k + '=' + String(o[k]))
}
if (!parts.length) return ''
return ' host ' + parts.join(' ') + ' (detail: host tab)'
}
/**
* @param {unknown} resources
* @param {number} maxKeys
*/
function bareTopResourcesSummaryLines(resources, maxKeys) {
if (!resources || typeof resources !== 'object') return []
const o = /** @type {Record<string, unknown>} */ (resources)
const keys = Object.keys(o).slice(0, Math.max(1, maxKeys | 0))
/** @type {string[]} */
const lines = []
for (const k of keys) {
const v = o[k]
if (v != null && typeof v !== 'object')
lines.push(' ' + k + ': ' + String(v).slice(0, 120))
}
if (Object.keys(o).length > keys.length) lines.push(' … +' + (Object.keys(o).length - keys.length) + ' keys (full: diagnostics)')
return lines
}
/**
* @param {number} peersMl peers from metrics_live
* @param {unknown} repLive replicationLive object
*/
function bareTopPeerMismatchWarningLine(peersMl, repLive) {
if (!repLive || typeof repLive !== 'object') return ''
const o = /** @type {Record<string, unknown>} */ (repLive)
const pc = o.peerCount
if (typeof pc !== 'number' || !Number.isFinite(peersMl)) return ''
if (Math.abs(pc - peersMl) > 2)
return ' warn peerCount mismatch metrics peers=' + peersMl + ' replication.peerCount=' + pc
return ''
}
/**
* @param {unknown} extraIpc from /proc/bare_os/ipc_backpressure.json
*/
function bareTopIpcBackpressureProcLine(extraIpc) {
if (!extraIpc || typeof extraIpc !== 'object') return ''
const o = /** @type {Record<string, unknown>} */ (extraIpc)
const parts = []
for (const k of Object.keys(o).slice(0, 14)) {
const v = o[k]
if (typeof v === 'number' && v !== 0)
parts.push(k + '=' + bareTopFormatIntGrouped(v))
else if (v === true) parts.push(k)
}
if (!parts.length) return ''
return ' ipcBackpressure(proc) ' + parts.join(' ')
}
/**
* @param {unknown} syscallsParsed
*/
function bareTopSyscallsOverviewLines(syscallsParsed) {
if (!syscallsParsed || typeof syscallsParsed !== 'object') return []
const o = /** @type {Record<string, unknown>} */ (syscallsParsed)
const ops = o.ops
const n = Array.isArray(ops) ? ops.length : 0
return [
' syscalls schemaVersion=' +
String(o.schemaVersion ?? '?') +
' stockOps~' +
n
]
}
/**
* @param {string} diskRaw
*/
function bareTopDiskstatsOverviewLines(diskRaw) {
const s = String(diskRaw || '').trim()
if (!s) return []
const first = s.split('\n')[0] || ''
if (first.length < 6) return []
return [' diskstats ' + bareTopTruncateCell(first, 110, true)]
}
/**
* @param {unknown} dr delegate_red.json
*/
function bareTopDelegateRedOverviewLines(dr) {
if (!dr || typeof dr !== 'object') return []
if (!Object.keys(dr).length) return []
return [
' delegate_red ' +
bareTopTruncateCell(bareTopJsonSnippet(dr, 220), 118, true)
]
}
/**
* @param {unknown} sp security_posture.json
*/
function bareTopSecurityPostureOverviewLines(sp) {
if (!sp || typeof sp !== 'object') return []
const o = /** @type {Record<string, unknown>} */ (sp)
const parts = []
if (typeof o.schema === 'number') parts.push('schema=' + o.schema)
if (o.bootPolicyStrict != null) parts.push('bootStrict=' + String(o.bootPolicyStrict))
if (o.bootPolicyMerged != null) parts.push('bootPol=' + String(o.bootPolicyMerged))
if (o.ctxApiVersion != null) parts.push('ctxApi=' + String(o.ctxApiVersion).slice(0, 20))
return parts.length ? [' security_posture ' + parts.join(' ')] : []
}
/**
* @param {unknown} bb boot_budget_summary.json
*/
function bareTopBootBudgetSummaryOverviewLines(bb) {
if (!bb || typeof bb !== 'object') return []
const o = /** @type {Record<string, unknown>} */ (bb)
const parts = []
const crit = o.criticalPathMs ?? o.criticalPathWallMs ?? o.totalWallMs
if (typeof crit === 'number') parts.push('critical~' + bareTopFormatDurationMs(crit))
const top = o.slowestUnit ?? o.criticalUnit ?? o.topUnit ?? o.bottleneck
if (top != null) parts.push('top=' + String(top).slice(0, 28))
if (o.exceeded === true) parts.push('EXCEEDED')
return parts.length ? [' boot_budget_summary ' + parts.join(' ')] : []
}
/**
* @param {unknown} ph peer_health.json
*/
function bareTopWorstPeerOverviewLines(ph) {
if (!ph || typeof ph !== 'object') return []
const peers = /** @type {Record<string, unknown>} */ (ph).peers
if (!Array.isArray(peers) || !peers.length) return []
let worst = /** @type {Record<string, unknown> | null} */ (null)
let worstScore = -1
for (const p of peers) {
if (!p || typeof p !== 'object') continue
const r = /** @type {Record<string, unknown>} */ (p)
const err = r.error ?? r.lastError ?? r.status
const lat = Number(r.rttMs ?? r.latencyMs ?? r.rtt ?? 0)
const sc =
err != null && String(err).trim() ? 1e12 : Number.isFinite(lat) ? lat : 0
if (sc > worstScore) {
worstScore = sc
worst = r
}
}
if (!worst) return []
const id = String(
worst.publicKeyHex?.slice?.(0, 14) ||
worst.publicKey?.slice?.(0, 14) ||
worst.peerId ||
worst.id ||
'?'
)
const tail = bareTopJsonSnippet(worst, 72)
return [' worstPeer ' + id + ' ' + tail]
}
/**
* @param {unknown} ext extensions.json
*/
function bareTopExtensionsOverviewLines(ext) {
if (!ext || typeof ext !== 'object') return []
const root = /** @type {Record<string, unknown>} */ (ext)
const list = root.extensions ?? root.names ?? root.list
const names = Array.isArray(list)
? list
.map((x) => {
if (x && typeof x === 'object')
return String(
/** @type {Record<string, unknown>} */ (x).name ??
/** @type {Record<string, unknown>} */ (x).id ??
''
)
return String(x)
})
.filter(Boolean)
: []
const head = names.slice(0, 5).join(', ')
return [
' extensions count=' +
names.length +
(head ? ' e.g. ' + bareTopTruncateCell(head, 56, true) : '')
]
}
/**
* @param {unknown} cj capabilities.json
* @param {unknown} cn capabilities node JSON
*/
function bareTopCapabilitiesDiffOverviewLines(cj, cn) {
if (!cj || typeof cj !== 'object' || !cn || typeof cn !== 'object') return []
const a = /** @type {Record<string, unknown>} */ (cj)
const b = /** @type {Record<string, unknown>} */ (cn)
const ka = new Set(Object.keys(a))
const kb = new Set(Object.keys(b))
const onlyA = [...ka].filter((k) => !kb.has(k)).slice(0, 8)
const onlyB = [...kb].filter((k) => !ka.has(k)).slice(0, 8)
/** @type {string[]} */
const out = []
if (onlyA.length) out.push(' cap onlyInJson: ' + onlyA.join(', '))
if (onlyB.length) out.push(' cap onlyInNode: ' + onlyB.join(', '))
if (!out.length)
out.push(' cap seed JSON vs /capabilities: same top-level keys (sampled)')
return out
}
/**
* @param {unknown} gitDel
* @param {unknown} gitLfs
* @param {unknown} prevDel
* @param {unknown} prevLfs
*/
function bareTopGitStatsDeltaOverviewLines(gitDel, gitLfs, prevDel, prevLfs) {
function pickNum(o, keys) {
if (!o || typeof o !== 'object') return null
const r = /** @type {Record<string, unknown>} */ (o)
for (const k of keys) {
const v = r[k]
if (typeof v === 'number' && Number.isFinite(v)) return v
}
return null
}
/** @type {string[]} */
const out = []
const c1 = pickNum(gitDel, ['delegatesStarted', 'total', 'invocations'])
const p1 = pickNum(prevDel, ['delegatesStarted', 'total', 'invocations'])
if (c1 != null && p1 != null) out.push(' gitDelegate d=' + (c1 - p1))
const c2 = pickNum(gitLfs, ['pointersResolved', 'resolved', 'total'])
const p2 = pickNum(prevLfs, ['pointersResolved', 'resolved', 'total'])
if (c2 != null && p2 != null) out.push(' gitLfs d=' + (c2 - p2))
return out
}
/**
* @param {unknown} wb worker_budget.json
* @param {unknown} sb sandbox_profile.json
*/
function bareTopWorkerSandboxOverviewLines(wb, sb) {
const parts = []
if (wb && typeof wb === 'object') {
const o = /** @type {Record<string, unknown>} */ (wb)
const wm = Number(o.wallMsMax)
const wu = Number(o.wallMsUsed ?? o.wallMsTotal ?? o.usedWallMs)
if (Number.isFinite(wm) && wm > 0 && Number.isFinite(wu)) {
const pct = Math.min(100, Math.round((wu / wm) * 100))
if (pct >= 85) parts.push('workerBudget~' + pct + '%')
}
}
if (sb && typeof sb === 'object') {
const o = /** @type {Record<string, unknown>} */ (sb)
if (o.denied === true || o.violationCount === true || o.violations)
parts.push('sandbox:check')
}
return parts.length ? [' worker/sandbox ' + parts.join(' ')] : []
}
/** Default overview section ids in render order */
var BARE_TOP_OVERVIEW_DEFAULT_SECTIONS = [
'session',
'pipeline',
'delegates',
'replication',
'nethealth',
'kernel',
'warm',
'ipc',
'boot',
'swarm',
'prochist',
'protomux',
'meta',
'worker',
'initd',
'fdagg',
'delegate_rates',
'fairness',
'subprocess',
'host',
'limits',
'p2p',
'diskio',
'syscallsum',
'delegate_red',
'security',
'bootsum',
'badpeer',
'capdiff',
'extsum',
'gitcounters',
'resources',
'readerr'
]
/**
* @param {string} raw
* @param {boolean} compact
* @returns {Set<string> | null} null = use default list
*/
function bareTopOverviewSectionSet(raw, compact) {
const s = String(raw || '').trim()
if (!s) {
const base = BARE_TOP_OVERVIEW_DEFAULT_SECTIONS.slice()
if (compact) {
const drop = new Set([
'fairness',
'subprocess',
'host',
'resources',
'limits',
'p2p',
'diskio',
'syscallsum',
'security',
'bootsum',
'capdiff',
'gitcounters',
'extsum'
])
return new Set(base.filter((x) => !drop.has(x)))
}
return new Set(base)
}
const parts = s.split(/[,;]+/).map((x) => x.trim().toLowerCase()).filter(Boolean)
return new Set(parts)
}
/**
* @typedef {{
* cols: number,
* na: string,
* compact: boolean,
* sectionFilter: string,
* deltaMode: boolean,
* prevMetrics: Record<string, unknown> | null,
* nowMs: number,
* asciiSep: boolean,
* flattenCap: ((v: unknown, maxLines: number, maxKeys: number) => string[]) | null,
* ringProto: number[],
* protomuxSpark: boolean,
* sparkW: number,
* sparkAscii: boolean,
* logSpark: boolean,
* braille: boolean,
* healthDetail: boolean,
* healthBreakdown: string,
* splitLeftCol: number,
* splitMiniProc: boolean,
* layoutVersion: string,
* sectionsRaw?: string,
* sessionWallRing?: number[],
* prevSnap?: Record<string, unknown> | null
* }} BareTopOverviewOpts
*/
/**
* @param {Record<string, unknown>} snap
* @param {BareTopOverviewOpts} opts
* @returns {{ lines: string[], activeSections: string[], sectionRawLineIndex: Record<string, number> }}
*/
function bareTopOverviewLines(snap, opts) {
const na = opts.na || 'N/A'
const cols = Math.max(40, opts.cols | 0)
const fc = opts.flattenCap
const sectionSet =
opts.sectionsRaw != null && String(opts.sectionsRaw).trim()
? bareTopOverviewSectionSet(String(opts.sectionsRaw), false)
: bareTopOverviewSectionSet('', opts.compact)
const filter = String(opts.sectionFilter || '').trim().toLowerCase()
/** @type {string[]} */
const lines = []
/** @type {string[]} */
const active = []
/** @type {Record<string, number>} */
const sectionRawLineIndex = {}
const m = snap.metricsLive
const sess =
m && typeof m.session === 'object' && m.session
? /** @type {Record<string, unknown>} */ (m.session)
: {}
function want(id) {
if (!sectionSet.has(id)) return false
if (filter && !id.includes(filter) && !bareTopSectionTitleFor(id).toLowerCase().includes(filter))
return false
return true
}
function pushSec(title, id, bodyLines) {
if (!want(id)) return
sectionRawLineIndex[id] = lines.length
active.push(id)
lines.push('')
lines.push(bareTopSectionSeparator(title, cols, opts.asciiSep))
for (const ln of bodyLines) lines.push(bareTopSanitizeVisible(ln))
}
const ec = Number(sess.execLineCount) || 0
const pb = Number(sess.pipelineBytesTotal) || 0
const wm = Number(sess.execLineWallMsTotal) || 0
if (want('session')) {
sectionRawLineIndex.session = lines.length
active.push('session')
lines.push('')
lines.push(bareTopSectionSeparator('Session', cols, opts.asciiSep))
lines.push(
bareTopSanitizeVisible(
' execLineCount=' + (sess.execLineCount ?? na) + ' pipelineBytesTotal=' + (sess.pipelineBytesTotal ?? na)
)
)
lines.push(
bareTopSanitizeVisible(' execLineWallMsTotal=' + (sess.execLineWallMsTotal ?? na))
)
const ringW = opts.sessionWallRing
if (ringW && ringW.length && opts.sparkW > 0) {
const sp = bareTopSparklineOverview(
ringW,
Math.min(32, opts.sparkW),
opts.sparkAscii,
opts.logSpark,
opts.braille
)
lines.push(bareTopSanitizeVisible(' execLineWallMsTotal spark ' + sp))
}
}
if (want('pipeline')) {
const pg = bareTopPipelineGaugesFromMetrics(m && m.pipeline, cols)
pushSec('Pipeline limits', 'pipeline', pg ? [pg] : [' ' + na])
}
if (want('delegates')) {
const delI = m && m.delegateInflight
/** @type {string[]} */
const dl = []
if (delI != null && typeof delI === 'object') {
dl.push(...bareTopDelegateInflightTableLines(delI, 20, Math.min(24, Math.floor(cols * 0.35))))
} else dl.push(' ' + na)
pushSec('Delegates (inflight)', 'delegates', dl)
}
const repLive = m && m.replicationLive
if (want('replication')) {
pushSec('Replication live', 'replication', bareTopReplicationOverviewLines(repLive, na))
}
if (want('nethealth')) {
const nl = bareTopNetHealthOverviewLines(snap.netSummary, m)
if (nl.length) pushSec('Network summary', 'nethealth', nl)
}
if (want('kernel')) {
const prevK =
opts.prevMetrics && opts.prevMetrics.kernelCounters
? opts.prevMetrics.kernelCounters
: null
const kTop = opts.compact ? 12 : 22
const kl = bareTopKernelCounterLines(
m && m.kernelCounters,
prevK,
opts.deltaMode,
kTop,
Math.min(28, Math.floor(cols * 0.38))
)
pushSec('Kernel counters', 'kernel', kl.length ? kl : [' ' + na])
}
if (want('warm')) {
const wl = bareTopWarmReadCacheSummaryLines(m && m.warmReadCache)
pushSec('Warm read cache', 'warm', wl.length ? wl : [' ' + na])
}
if (want('ipc')) {
/** @type {string[]} */
const ibody = bareTopIpcTelemetrySummaryLines(m && m.ipcTelemetry, 8).slice()
const ipL = bareTopIpcBackpressureProcLine(
snap.extra && snap.extra.ipcBackpressure
)
if (ipL) ibody.push(ipL)
pushSec('IPC telemetry', 'ipc', ibody.length ? ibody : [' ' + na])
}
if (want('boot')) {
const bl = bareTopBootBudgetLines(
m && m.bootBudgetCold,
m && m.bootBudgetBareStdlib,
m && m.bootBudgetTelemetry
)
pushSec('Boot budget', 'boot', bl.length ? bl : [' ' + na])
}
if (want('swarm') && m && m.swarmLifecycle) {
const sl = bareTopSwarmLifecycleLine(m.swarmLifecycle)
pushSec('Swarm lifecycle', 'swarm', sl ? [sl] : [' ' + na])
}
const pt =
(m && m.processTable && typeof m.processTable === 'object'
? m.processTable
: null) ||
(snap.extra &&
snap.extra.processTable &&
typeof snap.extra.processTable === 'object'
? snap.extra.processTable
: null)
if (want('prochist')) {
pushSec('Process states', 'prochist', bareTopProcessStateHistogramLines(pt))
}
if (want('protomux')) {
const cs =
repLive &&
typeof repLive === 'object' &&
repLive.collaborationSession &&
typeof repLive.collaborationSession === 'object'
? repLive.collaborationSession
: null
/** @type {string[]} */
const pl = []
const cl = bareTopProtomuxCollabLine(cs)
if (cl) pl.push(cl)
if (opts.protomuxSpark && opts.ringProto && opts.ringProto.length && opts.sparkW > 0) {
const sp = bareTopSparklineOverview(
opts.ringProto,
opts.sparkW,
opts.sparkAscii,
opts.logSpark,
opts.braille
)
pl.push(' appRx spark ' + sp)
}
if (pl.length) pushSec('Protomux / collab', 'protomux', pl)
}
if (want('meta')) {
const ml = bareTopMetaCoalesceLine(m, opts.nowMs, na)
if (ml) pushSec('Refresh meta', 'meta', [ml])
}
if (want('worker')) {
/** @type {string[]} */
const wbod = []
const wl = bareTopWorkerBudgetCompactLine(m && m.workerBudgetHints)
if (wl) wbod.push(wl)
const ws = bareTopWorkerSandboxOverviewLines(
snap.extra && snap.extra.workerBudget,
snap.extra && snap.extra.sandboxProfile
)
for (const x of ws) wbod.push(x)
if (wbod.length) pushSec('Worker budget', 'worker', wbod)
}
if (want('initd')) {
pushSec('Initd readiness', 'initd', bareTopInitdReadinessSummaryLines(m && m.initdReadiness))
}
if (want('fdagg')) {
const fl = bareTopLogicalFdAggregateLine(pt)
if (fl) pushSec('FD summary', 'fdagg', [fl])
}
if (want('delegate_rates') && m && m.delegateRateBuckets != null) {
pushSec('Delegate rate buckets', 'delegate_rates', bareTopDelegateRateBucketLines(m.delegateRateBuckets, cols))
}
if (want('fairness') && snap.fairnessSnapshot && fc) {
const fl = fc(snap.fairnessSnapshot, 14, 32)
const expl = [
' Fairness = delegate / job scheduling hints (not host CPU share).'
]
pushSec('Fairness', 'fairness', expl.concat(fl))
}
if (want('subprocess') && snap.subprocessBridge && fc) {
pushSec('Subprocess bridge', 'subprocess', fc(snap.subprocessBridge, 12, 24))
}
if (want('limits')) {
const ll = bareTopLimitsMergedLines(
/** @type {Record<string, unknown>} */ (snap)
)
if (ll.length) {
ll.push(
' note: quotas = operator pipeline caps; rlimits = per-process limits mirror.'
)
pushSec('Limits (quotas + rlimits)', 'limits', ll)
}
}
if (want('p2p')) {
const pl = bareTopP2PStackLines(/** @type {Record<string, unknown>} */ (snap))
if (pl.length) pushSec('P2P / HDMS / DHT', 'p2p', pl)
}
if (want('diskio') && snap.diskstatsLine) {
const dl = bareTopDiskstatsOverviewLines(String(snap.diskstatsLine))
if (dl.length) pushSec('Disk', 'diskio', dl)
}
if (want('syscallsum')) {
const sy = snap.extra && snap.extra.syscalls
const sl = bareTopSyscallsOverviewLines(
sy && typeof sy === 'object' ? sy : null
)
if (sl.length) pushSec('Syscalls proc', 'syscallsum', sl)
}
if (want('delegate_red')) {
const dr = snap.extra && snap.extra.delegateRed
const dl = bareTopDelegateRedOverviewLines(dr)
if (dl.length) pushSec('Delegate red', 'delegate_red', dl)
}
if (want('security')) {
const sp = snap.extra && snap.extra.securityPosture
const sl = bareTopSecurityPostureOverviewLines(sp)
if (sl.length) pushSec('Security posture', 'security', sl)
}
if (want('bootsum')) {
const bb = snap.extra && snap.extra.bootBudgetSummary
const bl = bareTopBootBudgetSummaryOverviewLines(bb)
if (bl.length) pushSec('Boot budget file', 'bootsum', bl)
}
if (want('badpeer')) {
const ph = snap.extra && snap.extra.peerHealth
const wl = bareTopWorstPeerOverviewLines(ph)
if (wl.length) pushSec('Peer health', 'badpeer', wl)
}
if (want('capdiff')) {
const cj = snap.extra && snap.extra.capabilitiesJson
const cn = snap.extra && snap.extra.capabilitiesNode
const cl = bareTopCapabilitiesDiffOverviewLines(cj, cn)
if (cl.length) pushSec('Capabilities diff', 'capdiff', cl)
}
if (want('extsum')) {
const ex = snap.extra && snap.extra.extensions
const el = bareTopExtensionsOverviewLines(ex)
if (el.length) pushSec('Extensions', 'extsum', el)
}
if (want('gitcounters') && opts.deltaMode && opts.prevSnap) {
const gl = bareTopGitStatsDeltaOverviewLines(
snap.extra && snap.extra.gitDelegateStats,
snap.extra && snap.extra.gitLfsPointerStats,
opts.prevSnap.extra && opts.prevSnap.extra.gitDelegateStats,
opts.prevSnap.extra && opts.prevSnap.extra.gitLfsPointerStats
)
if (gl.length) pushSec('Git stats delta', 'gitcounters', gl)
}
if (want('host') && snap.hostStats) {
const hl = bareTopHostStatsSummaryLine(snap.hostStats)
if (hl) pushSec('Host stats', 'host', [hl])
}
if (want('resources') && snap.resources) {
const full = !opts.compact && fc
if (full) {
pushSec('Resources', 'resources', fc(snap.resources, 20, 40))
} else {
pushSec('Resources', 'resources', bareTopResourcesSummaryLines(snap.resources, 10))
}
}
if (
want('readerr') &&
(snap.readErr ||
(Array.isArray(snap.readErrPaths) && snap.readErrPaths.length))
) {
/** @type {string[]} */
const erl = []
if (snap.readErr) {
const err = String(snap.readErr)
const wrapped = err.split('\n').slice(0, 3)
for (const w of wrapped) erl.push(' warn ' + w)
if (err.split('\n').length > 3) erl.push(' … (truncated)')
}
const paths = Array.isArray(snap.readErrPaths) ? snap.readErrPaths : []
for (const p of paths.slice(0, 16)) {
erl.push(' read fail ' + bareTopSanitizeVisible(String(p)))
}
if (erl.length) pushSec('Read errors', 'readerr', erl)
}
const mismatch = bareTopPeerMismatchWarningLine(Number(m && m.peers) || 0, repLive)
if (mismatch && want('replication')) {
lines.push(bareTopSanitizeVisible(mismatch))
}
if (opts.healthDetail && opts.healthBreakdown) {
sectionRawLineIndex.health_detail = lines.length
lines.push('')
lines.push(bareTopSanitizeVisible(' health detail ' + opts.healthBreakdown))
active.push('health_detail')
}
return { lines, activeSections: active, sectionRawLineIndex }
}
function bareTopSectionTitleFor(id) {
const map = {
session: 'session',
pipeline: 'pipeline',
delegates: 'delegates',
replication: 'replication',
kernel: 'kernel',
warm: 'warm',
ipc: 'ipc',
boot: 'boot',
swarm: 'swarm',
prochist: 'process',
protomux: 'protomux',
meta: 'meta',
worker: 'worker',
initd: 'initd',
initd_phases: 'initd',
fdagg: 'fd',
delegate_rates: 'delegate',
fairness: 'fairness',
subprocess: 'subprocess',
host: 'host',
resources: 'resources',
readerr: 'error',
limits: 'limits',
p2p: 'p2p',
nethealth: 'network',
diskio: 'disk',
syscallsum: 'syscall',
delegate_red: 'delegate',
security: 'security',
bootsum: 'boot',
badpeer: 'peer',
capdiff: 'cap',
extsum: 'ext',
gitcounters: 'git'
}
return map[id] || id
}
/**
* Pipeline gauges string (shared with TUI).
* Duplicates bareTopPipelineGauges from tui when only helpers are tested; TUI keeps full color version.
*/
function bareTopPipelineGaugesFromMetrics(pl, cols) {
if (!pl || typeof pl !== 'object') return ''
const o = /** @type {Record<string, unknown>} */ (pl)
const parts = []
for (const k of Object.keys(o).slice(0, 8)) {
const v = o[k]
if (typeof v === 'number' && Number.isFinite(v)) {
const cap = v > 1000 ? v : 100
const pct = Math.min(100, Math.round((v / cap) * 100))
parts.push(k.slice(0, 10) + '=' + pct + '%')
}
}
return parts.join(' ').slice(0, Math.max(20, cols - 2))
}
/**
* @param {number[]} values
* @param {number} width
* @param {boolean} ascii
* @param {boolean} logScale
* @param {boolean} braille
*/
function bareTopSparklineOverview(values, width, ascii, logScale, braille) {
if (width <= 0) return ''
const slice =
values.length > width ? values.slice(values.length - width) : values.slice()
if (slice.length === 0) return ' '.repeat(width)
const vmap = logScale
? slice.map((v) => Math.log1p(Math.max(0, v)))
: slice.slice()
let min = vmap[0]
let max = vmap[0]
for (let i = 1; i < vmap.length; i++) {
if (vmap[i] < min) min = vmap[i]
if (vmap[i] > max) max = vmap[i]
}
const span = max - min || 1
const uni = '\u2581\u2582\u2583\u2584\u2585\u2586\u2587\u2588'
const br = '\u2800\u2840\u28c0\u28e0\u28f0\u28f4\u28f6\u28ff'
const asc = ' .:-=+*#'
let out = ''
const pad = width - slice.length
for (let i = 0; i < pad; i++) out += ascii ? ' ' : '\u2581'
for (let i = 0; i < vmap.length; i++) {
const v = vmap[i]
const t = (v - min) / span
let idx = Math.min(7, Math.floor(t * 8))
if (idx < 0) idx = 0
if (ascii) out += asc.charAt(idx)
else if (braille) out += br.charAt(idx)
else out += uni.charAt(idx)
}
return out.slice(0, width)
}
/** Frame lines, incremental patch helpers, smoke compose for tests (preamble; no import). */
function bareTopSafeWrite(ctx, stdout, s) {
if (!stdout || typeof stdout.write !== 'function') return
try {
stdout.write(s)
} catch {
try {
ctx.console?.error?.('baretop: stdout write failed')
} catch {
/* ignore */
}
}
}
/**
* FNV-1a 32-bit for line dirty detection (item 4).
* @param {string} s
*/
function bareTopLineHash32(s) {
const str = String(s)
let h = 0x811c9dc5
for (let i = 0; i < str.length; i++) {
h ^= str.charCodeAt(i)
h = Math.imul(h, 0x01000193)
}
return h >>> 0
}
/**
* @param {string} out
* @returns {string[]}
*/
function bareTopFrameToLines(out) {
return out.split(/\r\n/)
}
/**
* Join lines to frame string (no trailing requirement).
* @param {string[]} lines
*/
function bareTopLinesToFrame(lines) {
return lines.join('\r\n')
}
/**
* Build incremental ANSI patch (CUP + EL + line per change).
* @param {string[] | null} prevLines
* @param {string[]} nextLines
* @param {(row: number, col: number) => string} cup
* @param {{ useLineHash?: boolean, lineHashMinLen?: number }} opts
* @returns {{ patch: string, nch: number }}
*/
function bareTopBuildLinePatch(prevLines, nextLines, cup, opts) {
const o = opts && typeof opts === 'object' ? opts : {}
const useHash = o.useLineHash === true
const minLen = Number(o.lineHashMinLen) > 0 ? Number(o.lineHashMinLen) : 200
let patch = '\x1b[?25l'
let nch = 0
for (let i = 0; i < nextLines.length; i++) {
const prev = prevLines && i < prevLines.length ? prevLines[i] : undefined
const next = nextLines[i]
let changed = false
if (prev === undefined) changed = true
else if (useHash && next.length >= minLen) {
changed = bareTopLineHash32(prev) !== bareTopLineHash32(next)
} else changed = prev !== next
if (changed) {
nch++
const r = Math.max(1, Math.min(i + 1, 9999))
patch += cup(r, 1) + '\x1b[K' + next + '\r\n'
}
}
patch += '\x1b[?25h'
return { patch, nch }
}
/**
* Emit full frame or patch (item 1/10): single write.
* @param {Record<string, unknown>} ctx
* @param {import('stream').Writable} stdout
* @param {string} fullOut
* @param {{
* prevLines: string[] | null,
* rows: number,
* cols: number,
* incrementalFrameDiff: boolean,
* useLineHash: boolean,
* fullscreenPanel: boolean,
* cup: (r: number, c: number) => string
* }} o
* @returns {{ nextLines: string[], wrotePatch: boolean, patchLen: number }}
*/
function bareTopEmitFrame(ctx, stdout, fullOut, o) {
const nextLines = bareTopFrameToLines(fullOut)
let wrotePatch = false
let patchLen = 0
if (
o.incrementalFrameDiff &&
o.prevLines &&
o.prevLines.length === nextLines.length &&
nextLines.length > 2 &&
!o.fullscreenPanel
) {
const { patch, nch } = bareTopBuildLinePatch(
o.prevLines,
nextLines,
o.cup,
{ useLineHash: o.useLineHash, lineHashMinLen: 200 }
)
if (nch > 0 && nch < nextLines.length * 0.92) {
patchLen = patch.length
bareTopSafeWrite(/** @type {Record<string, unknown>} */ (ctx), stdout, patch)
wrotePatch = true
return { nextLines, wrotePatch, patchLen }
}
}
bareTopSafeWrite(/** @type {Record<string, unknown>} */ (ctx), stdout, fullOut)
return { nextLines, wrotePatch, patchLen }
}
/**
* Minimal deterministic compose for unit tests (item 96) — no TTY, stable output.
* Uses bareTopProcessRowsFromTable from preamble (baretop-ui-helpers.js before this file in bundle order).
* @param {Record<string, unknown> | null} snap
* @param {number} cols
*/
function bareTopComposeSmokeTestFrame(snap, cols) {
const c = Math.max(40, cols | 0)
const lines = []
lines.push('baretop-compose-smoke cols=' + c)
const pt =
snap &&
snap.extra &&
snap.extra.processTable &&
typeof snap.extra.processTable === 'object'
? snap.extra.processTable
: snap &&
snap.metricsLive &&
snap.metricsLive.processTable &&
typeof snap.metricsLive.processTable === 'object'
? snap.metricsLive.processTable
: null
const rows =
typeof bareTopProcessRowsFromTable === 'function'
? bareTopProcessRowsFromTable(pt)
: []
lines.push('process_rows=' + rows.length)
if (rows[0] && typeof rows[0] === 'object') {
const r = /** @type {Record<string, unknown>} */ (rows[0])
lines.push('head_pid=' + String(r.pid ?? ''))
}
return {
lines,
meta: {
layoutVersion: 'baretop-compose-1',
footerRow: lines.length + 1,
procBodyStart: null
}
}
}
/** Full-screen TUI for /bin/baretop — session / kernel dashboard (preamble; no import). */
/** User-visible strings (i18n-ready single object). */
var bareTopStrings = {
title: 'baretop',
helpKeys: 'Keys',
quitHint: '^C also quits',
noHtop:
'Logical process table (schema 8) lists synthetic PIDs/jobs — not host OS processes.',
noHtop2:
' Session metrics, delegates, /proc/bare_os mirrors, and ctx snapshots fill other tabs.',
pressCloseHelp: 'Esc or any other key closes help.',
pressCloseSetup: 'Esc or any other key closes setup.',
setupTitle: 'Runtime setup (hints only — set env before launch to persist)',
activity: 'Activity (per refresh)',
session: 'Session',
delegates: 'Delegates',
pipeline: 'Pipeline limits',
exportOk: 'exported snapshot',
exportFail: 'export failed',
paused: 'PAUSED',
na: 'N/A',
overviewPinned:
'Overview: activity + sparklines stay visible; PgUp/Dn scrolls detail below.',
sortHint:
'F6/S sort R asc/desc V tree z collapse F follow n renice cols: pid ppid pgid st sid [ni pri cpu% thr wchan user] time name',
layoutVersion: 'baretop-ui-4'
}
/**
* @param {unknown} chunk
* @returns {number[]}
*/
function bareTopChunkBytes(chunk) {
if (chunk == null) return []
if (typeof chunk === 'string') {
const out = []
for (let i = 0; i < chunk.length; i++) out.push(chunk.charCodeAt(i) & 0xff)
return out
}
const len = /** @type {{ length: number, [k: number]: number }} */ (chunk).length
const out = []
for (let i = 0; i < len; i++) out.push(Number(chunk[i]) & 0xff)
return out
}
/**
* Strip bracketed paste wrappers from raw bytes before key parse (best-effort).
* @param {number[]} q
*/
function bareTopStripBracketedPaste(q) {
const esc = 0x1b
let i = 0
while (i < q.length) {
if (q[i] !== esc || i + 1 >= q.length || q[i + 1] !== 0x5b) {
i++
continue
}
let j = i + 2
let acc = ''
while (j < q.length && q[j] !== 0x7e) {
acc += String.fromCharCode(q[j])
j++
}
if (j < q.length && acc.startsWith('200')) {
j++
let k = j
while (k < q.length) {
if (
k + 5 < q.length &&
q[k] === esc &&
q[k + 1] === 0x5b &&
q[k + 2] === 0x32 &&
q[k + 3] === 0x30 &&
q[k + 4] === 0x31 &&
q[k + 5] === 0x7e
) {
q.splice(i, k + 6 - i)
i = Math.max(0, i - 1)
break
}
k++
}
if (k >= q.length) break
continue
}
i++
}
}
/**
* @param {Record<string, unknown>} ctx
* @param {import('stream').Writable} stdout
* @param {string} s
*/
function bareTopWrite(ctx, stdout, s) {
if (!stdout || typeof stdout.write !== 'function') return
try {
stdout.write(s)
} catch {
try {
ctx.console?.error?.('baretop: stdout write failed')
} catch {
/* ignore */
}
}
}
/**
* @param {string} theme
* @param {boolean} useColor
*/
function bareTopTheme(theme, useColor, highContrast) {
if (!useColor)
return {
kw: '',
dim: '',
warn: '',
bad: '',
good: '',
barHi: '',
border: '',
header: '',
sel: '',
zebraBg: '',
meterLow: '',
meterMid: '',
meterHi: '',
reset: '',
stateRun: '',
stateStop: '',
stateZombie: '',
roleShell: '',
roleJob: '',
roleInitd: ''
}
if (highContrast) {
return {
kw: '\x1b[1;36m',
dim: '\x1b[4m',
warn: '\x1b[1;33m',
bad: '\x1b[1;31m',
good: '\x1b[1;32m',
barHi: '\x1b[1;35m',
border: '\x1b[1;37m',
header: '\x1b[44m\x1b[1;97m',
sel: '\x1b[7;1m',
zebraBg: '',
meterLow: '\x1b[1;32m',
meterMid: '\x1b[1;33m',
meterHi: '\x1b[1;31m',
reset: '\x1b[0m',
stateRun: '\x1b[1;32m',
stateStop: '\x1b[1;33m',
stateZombie: '\x1b[1;31m',
roleShell: '\x1b[1;36m',
roleJob: '\x1b[1;35m',
roleInitd: '\x1b[1;34m'
}
}
if (theme === 'light') {
return {
kw: '\x1b[34m',
dim: '\x1b[90m',
warn: '\x1b[33;1m',
bad: '\x1b[31;1m',
good: '\x1b[32;1m',
barHi: '\x1b[35;1m',
border: '\x1b[90m',
header: '\x1b[44m\x1b[97m',
sel: '\x1b[30;47m',
zebraBg: '\x1b[48;5;252m',
meterLow: '\x1b[32m',
meterMid: '\x1b[33m',
meterHi: '\x1b[31m',
reset: '\x1b[0m',
stateRun: '\x1b[32;1m',
stateStop: '\x1b[33;1m',
stateZombie: '\x1b[31;1m',
roleShell: '\x1b[34m',
roleJob: '\x1b[35;1m',
roleInitd: '\x1b[34;1m'
}
}
if (theme === 'none') {
return {
kw: '',
dim: '',
warn: '',
bad: '',
good: '',
barHi: '',
border: '',
header: '',
sel: '',
zebraBg: '',
meterLow: '',
meterMid: '',
meterHi: '',
reset: '',
stateRun: '',
stateStop: '',
stateZombie: '',
roleShell: '',
roleJob: '',
roleInitd: ''
}
}
if (theme === 'gruvbox') {
return {
kw: '\x1b[38;5;214m',
dim: '\x1b[38;5;245m',
warn: '\x1b[38;5;214m',
bad: '\x1b[38;5;167m',
good: '\x1b[38;5;142m',
barHi: '\x1b[38;5;175m',
border: '\x1b[38;5;237m',
header: '\x1b[48;5;235m\x1b[38;5;223m',
sel: '\x1b[48;5;237m\x1b[38;5;229m',
zebraBg: '\x1b[48;5;236m',
meterLow: '\x1b[38;5;142m',
meterMid: '\x1b[38;5;214m',
meterHi: '\x1b[38;5;167m',
reset: '\x1b[0m',
stateRun: '\x1b[38;5;142m',
stateStop: '\x1b[38;5;214m',
stateZombie: '\x1b[38;5;167m',
roleShell: '\x1b[38;5;109m',
roleJob: '\x1b[38;5;175m',
roleInitd: '\x1b[38;5;66m'
}
}
if (theme === 'nord') {
return {
kw: '\x1b[38;5;81m',
dim: '\x1b[38;5;245m',
warn: '\x1b[38;5;216m',
bad: '\x1b[38;5;167m',
good: '\x1b[38;5;114m',
barHi: '\x1b[38;5;139m',
border: '\x1b[38;5;238m',
header: '\x1b[48;5;237m\x1b[38;5;231m',
sel: '\x1b[48;5;238m\x1b[38;5;252m',
zebraBg: '\x1b[48;5;236m',
meterLow: '\x1b[38;5;114m',
meterMid: '\x1b[38;5;216m',
meterHi: '\x1b[38;5;167m',
reset: '\x1b[0m',
stateRun: '\x1b[38;5;114m',
stateStop: '\x1b[38;5;216m',
stateZombie: '\x1b[38;5;167m',
roleShell: '\x1b[38;5;75m',
roleJob: '\x1b[38;5;139m',
roleInitd: '\x1b[38;5;68m'
}
}
if (theme === 'solarized') {
return {
kw: '\x1b[36m',
dim: '\x1b[38;5;245m',
warn: '\x1b[33m',
bad: '\x1b[31m',
good: '\x1b[32m',
barHi: '\x1b[35m',
border: '\x1b[90m',
header: '\x1b[44m\x1b[97m',
sel: '\x1b[7m',
zebraBg: '\x1b[48;5;235m',
meterLow: '\x1b[32m',
meterMid: '\x1b[33m',
meterHi: '\x1b[31m',
reset: '\x1b[0m',
stateRun: '\x1b[32m',
stateStop: '\x1b[33m',
stateZombie: '\x1b[31m',
roleShell: '\x1b[36m',
roleJob: '\x1b[35m',
roleInitd: '\x1b[34m'
}
}
return {
kw: '\x1b[36m',
dim: '\x1b[2m',
warn: '\x1b[33m',
bad: '\x1b[31m',
good: '\x1b[32m',
barHi: '\x1b[35m',
border: '\x1b[90m',
header: '\x1b[44m\x1b[97m',
sel: '\x1b[7m',
zebraBg: '\x1b[48;5;235m',
meterLow: '\x1b[32m',
meterMid: '\x1b[33m',
meterHi: '\x1b[31m',
reset: '\x1b[0m',
stateRun: '\x1b[32m',
stateStop: '\x1b[33m',
stateZombie: '\x1b[31m',
roleShell: '\x1b[36m',
roleJob: '\x1b[35m',
roleInitd: '\x1b[34m'
}
}
/**
* SGR 1006 mouse: ESC [ < btn ; x ; y M|m
* @param {number[]} q
*/
function bareTopTryConsumeMouse(q) {
if (q.length < 9) return null
if (q[0] !== 0x1b || q[1] !== 0x5b || q[2] !== 0x3c) return null
let i = 3
const acc = []
while (i < q.length) {
const b = q[i]
if (b === 0x4d || b === 0x6d) break
acc.push(b)
i++
}
if (i >= q.length) return null
const release = q[i] === 0x6d
i++
const payload = String.fromCharCode.apply(null, acc)
const parts = payload.split(';')
const btn = parseInt(parts[0], 10) || 0
const x = parseInt(parts[1], 10) || 0
const y = parseInt(parts[2], 10) || 0
q.splice(0, i)
return { type: 'mouse', btn, x, y, release }
}
/**
* @param {number[]} q
* @param {number} max
* @param {{
* vi: boolean,
* inFilter?: boolean,
* mouseEnabled?: boolean,
* procListActive?: boolean,
* procDetailOpen?: boolean,
* helpPaging?: boolean,
* keyQuit?: string,
* keyRefresh?: string,
* tab?: number,
* overviewJumpPick?: boolean,
* tabCpuIdx?: number,
* tabMemIdx?: number
* }} o
*/
function bareTopDrainKeys(q, max, o) {
if (o.overviewJumpPick) {
const evPick = bareEditTryConsumeKey(q)
if (!evPick) return null
if (evPick.type === 'key' && evPick.ch && evPick.ch.length === 1) {
const ch0 = evPick.ch
if (ch0 >= '0' && ch0 <= '9') {
const idx = ch0 === '0' ? 9 : ch0.charCodeAt(0) - 0x31
return { type: 'overview_section_digit', idx }
}
}
return { type: 'overview_jump_cancel' }
}
const kq = (o.keyQuit && o.keyQuit.length === 1 ? o.keyQuit : 'q').toLowerCase()
const kr = (o.keyRefresh && o.keyRefresh.length === 1 ? o.keyRefresh : 'r').toLowerCase()
let n = 0
for (;;) {
if (n >= max) break
if (o.mouseEnabled) {
const me = bareTopTryConsumeMouse(q)
if (me) {
n++
return me
}
}
const ev = bareEditTryConsumeKey(q)
if (!ev) break
n++
if (ev.type === 'eof') return { type: 'quit' }
if (ev.type === 'ctrl' && ev.code === 'interrupt') return { type: 'quit' }
if (ev.type === 'fn') {
const fn = /** @type {{ n?: number }} */ (ev).n
if (fn === 1) return { type: 'help_open' }
if (fn === 2) return { type: 'setup_open' }
if (fn === 3) return { type: 'search_next' }
if (fn === 4) return { type: 'search_prev' }
if (fn === 5) return { type: 'refresh' }
if (fn === 6) return { type: 'sort_menu' }
if (fn === 7) return { type: 'renice_open' }
if (fn === 9) return { type: 'signal_menu' }
if (fn === 10) return { type: 'quit' }
}
if (ev.type === 'ctrl' && ev.code === 'backspace')
return { type: 'filter_bs' }
if (ev.type === 'key' && ev.ch === '\n')
return o.inFilter ? { type: 'filter_enter' } : { type: 'enter' }
if (ev.type === 'key' && ev.ch === '\t')
return o.inFilter ? { type: 'filter_char', ch: '\t' } : { type: 'tab_next' }
if (ev.type === 'nav') {
if (o.helpPaging) {
if (ev.key === 'pageup') return { type: 'help_page', dir: -1 }
if (ev.key === 'pagedown') return { type: 'help_page', dir: 1 }
}
if (ev.key === 'stab' && !o.inFilter) return { type: 'tab_prev' }
if (ev.key === 'pageup') return { type: 'scroll', dir: -1, amt: 5 }
if (ev.key === 'pagedown') return { type: 'scroll', dir: 1, amt: 5 }
if (ev.key === 'home') return { type: 'scroll', dir: 'home' }
if (ev.key === 'end') return { type: 'scroll', dir: 'end' }
if (ev.key === 'up') return { type: 'scroll', dir: -1, amt: 1 }
if (ev.key === 'down') return { type: 'scroll', dir: 1, amt: 1 }
if (o.vi) {
if (ev.key === 'left') return { type: 'focus', dir: -1 }
if (ev.key === 'right') return { type: 'focus', dir: 1 }
}
}
if (ev.type === 'key' && ev.ch) {
const ch = ev.ch
const chl = ch.toLowerCase()
if (chl === kq || (kq === 'q' && ch === 'Q')) return { type: 'quit' }
if (ch === 'r' || (kr !== 'r' && chl === kr)) return { type: 'refresh' }
if (ch === 'R') return { type: 'sort_dir_toggle' }
if (ch === 'h' || ch === '?' || ch === 'H') return { type: 'help_open' }
if (ch === ' ') return { type: 'pause_toggle' }
if (ch === '.') return { type: 'step' }
if (ch === 'd' || ch === 'D') return { type: 'delta_toggle' }
if (ch === 'E') return { type: 'export_tab' }
if (ch === 'e') {
if (o.procDetailOpen) return { type: 'detail_sub', sub: 'env' }
return { type: 'export' }
}
if (ch === 'f') return { type: 'fullscreen_toggle' }
if (ch === 'F') {
if (o.procListActive) return { type: 'follow_toggle' }
return { type: 'fullscreen_toggle' }
}
if (ch === 't' || ch === 'T') return { type: 'clock_toggle' }
if (ch === '[') return { type: 'tab_prev' }
if (ch === ']') return { type: 'tab_next' }
if (ch === '/') return { type: 'filter_open' }
if (ch === 'k' || ch === 'K') return { type: 'signal_menu' }
if (ch === 'n' && !o.vi && !o.inFilter) return { type: 'renice_open' }
if (ch === 'S') return { type: 'sort_menu' }
if (ch === 'V') return { type: 'tree_toggle' }
if (ch === 'z') return { type: 'tree_collapse' }
if (ch === 'x' || ch === 'X') return { type: 'initd_view_toggle' }
if (ch === 'g') return { type: 'list_top' }
if (ch === 'G') return { type: 'list_end' }
if (ch === '<') return { type: 'sort_prev' }
if (ch === '>') return { type: 'sort_next' }
if (o.procDetailOpen && ch === 'i') return { type: 'detail_sub', sub: 'summary' }
if (o.procDetailOpen && ch === 'o') return { type: 'detail_sub', sub: 'fds' }
if (ch === 'a' && !o.inFilter) return { type: 'action_menu' }
if (ch === 'c' && !o.inFilter) return { type: 'copy_pid' }
if (ch === '=') return { type: 'tag_toggle' }
if (ch === '%') return { type: 'tagged_only_toggle' }
if (ch === 'n' && o.vi) return { type: 'filter_next' }
if (ch === 'N' && o.vi) return { type: 'filter_prev' }
if (
ch === "'" &&
(o.tab | 0) === 0 &&
!o.procDetailOpen &&
!o.inFilter
)
return { type: 'overview_jump_arm' }
{
const tCpu =
typeof o.tabCpuIdx === 'number' ? o.tabCpuIdx : -1
const tMem =
typeof o.tabMemIdx === 'number' ? o.tabMemIdx : -1
if (!o.inFilter && ch === 'C' && tCpu >= 0)
return { type: 'tab', n: tCpu }
if (!o.inFilter && ch === 'M' && tMem >= 0)
return { type: 'tab', n: tMem }
}
if (ch >= '1' && ch <= '9') return { type: 'tab', n: ch.charCodeAt(0) - 0x31 }
if (ch === '0') return { type: 'tab', n: -1 }
if (ch.length === 1 && ch >= ' ' && ch.charCodeAt(0) > 32)
return { type: 'filter_char', ch }
}
}
return null
}
/**
* @param {number[]} values
* @param {number} width
* @param {boolean} ascii
* @param {boolean} logScale
* @param {boolean} braille
*/
function bareTopSparkline(values, width, ascii, logScale, braille) {
if (width <= 0) return ''
const slice =
values.length > width ? values.slice(values.length - width) : values.slice()
if (slice.length === 0) return ' '.repeat(width)
const vmap = logScale
? slice.map((v) => Math.log1p(Math.max(0, v)))
: slice.slice()
let min = vmap[0]
let max = vmap[0]
for (let i = 1; i < vmap.length; i++) {
if (vmap[i] < min) min = vmap[i]
if (vmap[i] > max) max = vmap[i]
}
const span = max - min || 1
const uni = '\u2581\u2582\u2583\u2584\u2585\u2586\u2587\u2588'
const br = '\u2800\u2840\u28c0\u28e0\u28f0\u28f4\u28f6\u28ff'
const asc = ' .:-=+*#'
let out = ''
const pad = width - slice.length
for (let i = 0; i < pad; i++) out += ascii ? ' ' : '\u2581'
for (let i = 0; i < vmap.length; i++) {
const v = vmap[i]
const t = (v - min) / span
let idx = Math.min(7, Math.floor(t * 8))
if (idx < 0) idx = 0
if (ascii) out += asc.charAt(idx)
else if (braille) out += br.charAt(idx)
else out += uni.charAt(idx)
}
return out.slice(0, width)
}
/**
* @param {unknown} inflight
* @param {number} maxWidth
* @param {boolean} use256
* @param {{ meterLow?: string, meterMid?: string, meterHi?: string, reset: string }} [pal]
* @param {boolean} [useColor]
* @returns {string}
*/
function bareTopDelegateHistogram(inflight, maxWidth, use256, pal, useColor) {
if (!inflight || typeof inflight !== 'object') return ''
const o = /** @type {Record<string, unknown>} */ (inflight)
const keys = Object.keys(o).slice(0, 12)
if (!keys.length) return ''
let maxV = 1
for (const k of keys) {
const v = Number(o[k])
if (Number.isFinite(v) && v > maxV) maxV = v
}
let line = ''
const per = Math.max(4, Math.floor(maxWidth / Math.max(1, keys.length)) - 1)
const rst = pal && useColor ? pal.reset : ''
for (const k of keys) {
const v = Math.min(maxV, Math.max(0, Number(o[k]) || 0))
const fill = Math.round((v / maxV) * per)
const pct = maxV ? v / maxV : 0
let bar = ''
for (let i = 0; i < per; i++) {
const on = i < fill
if (use256 && on && pal && useColor) {
const c =
pct >= 0.85 ? pal.meterHi || ''
: pct >= 0.5 ? pal.meterMid || ''
: pal.meterLow || ''
bar += c + '\u2588' + rst
} else if (on) bar += '\u2588'
else bar += '\u2581'
}
line += k.slice(0, 3) + bar + ' '
}
return line.slice(0, maxWidth)
}
/**
* @param {unknown} pl
* @param {number} cols
* @param {{
* dim: string,
* warn: string,
* reset: string,
* meterLow?: string,
* meterMid?: string,
* meterHi?: string
* }} pal
*/
function bareTopPipelineGauges(pl, cols, pal, useColor) {
if (!pl || typeof pl !== 'object') return ''
const o = /** @type {Record<string, unknown>} */ (pl)
const parts = []
for (const k of Object.keys(o).slice(0, 8)) {
const v = o[k]
if (typeof v === 'number' && Number.isFinite(v)) {
const w = Math.min(12, Math.max(4, Math.floor(cols / 10)))
const cap = v > 1000 ? v : 100
const pct = Math.min(100, Math.round((v / cap) * 100))
const fill = Math.round((pct / 100) * w)
let bar = ''
for (let i = 0; i < w; i++)
bar += i < fill ? '\u2588' : '\u2591'
let meter = pal.dim
if (useColor) {
if (pct >= 95) meter = pal.meterHi || pal.warn
else if (pct >= 80) meter = pal.meterMid || pal.warn
else if (pct >= 50) meter = pal.warn
else meter = pal.meterLow || pal.dim
}
const s = k.slice(0, 10) + ' ' + meter + bar + pal.reset + pct + '%'
parts.push(s)
}
}
return parts.join(' ').slice(0, cols - 1)
}
/**
* Break one logical line into wrapped physical lines (word-aware when possible).
* @param {string} s
* @param {number} width
* @returns {string[]}
*/
function bareTopWrapLine(s, width) {
const t = String(s)
if (width < 8) return t ? [t] : ['']
if (t.length <= width) return [t]
const out = []
let i = 0
while (i < t.length) {
let take = Math.min(width, t.length - i)
if (i + take < t.length) {
const chunk = t.slice(i, i + take)
const sp = chunk.lastIndexOf(' ')
if (sp > (width >> 1)) take = sp
else {
const tab = chunk.lastIndexOf('\t')
if (tab > (width >> 1)) take = tab + 1
}
}
const piece = t.slice(i, i + take).replace(/\s+$/g, '')
if (piece.length) out.push(piece)
i += take
while (i < t.length && (t[i] === ' ' || t[i] === '\t')) i++
}
return out.length ? out : ['']
}
/**
* Wrapped-line scroll offset for overview jump: raw `lines` index → first visible wrapped row.
* @param {string[]} rawLines
* @param {number} wrapW
* @param {number} rawLineStart
*/
function bareTopScrollTopForRawLine(rawLines, wrapW, rawLineStart) {
const w = Math.max(8, wrapW | 0)
let count = 0
const lim = Math.min(Math.max(0, rawLineStart | 0), rawLines.length)
for (let i = 0; i < lim; i++) {
for (const piece of bareTopWrapLine(rawLines[i] || '', w)) {
void piece
count++
}
}
return count
}
/**
* @param {string} k
*/
function bareTopHumanKey(k) {
return String(k || '')
.replace(/([A-Z])/g, ' $1')
.replace(/_/g, ' ')
.replace(/\s+/g, ' ')
.trim()
.toLowerCase()
.replace(/^\w/, (c) => c.toUpperCase())
}
/**
* Human-readable lines (no JSON).
* @param {string} prefix
* @param {unknown} v
* @param {number} depth
* @param {number} maxD
* @param {string[]} lines
* @param {number} maxKeys
*/
function bareTopFlatten(prefix, v, depth, maxD, lines, maxKeys) {
const pad = ' '.repeat(depth)
if (depth > maxD) {
lines.push(pad + (prefix ? bareTopHumanKey(prefix) + ': ' : '') + '\u2026')
return
}
if (v == null) {
lines.push(pad + (prefix ? bareTopHumanKey(prefix) + ': ' : '') + bareTopStrings.na)
return
}
const t = typeof v
if (t === 'string' || t === 'number' || t === 'boolean') {
let s = String(v)
if (t === 'string' && s.length > 800) s = s.slice(0, 797) + '\u2026'
lines.push(pad + (prefix ? bareTopHumanKey(prefix) + ': ' : '') + s)
return
}
if (Array.isArray(v)) {
const label = prefix ? bareTopHumanKey(prefix) + ': ' : ''
if (v.length === 0) {
lines.push(pad + label + '(empty)')
return
}
lines.push(pad + label + '(' + v.length + ' items)')
const lim = Math.min(v.length, 120)
for (let i = 0; i < lim; i++) {
const it = v[i]
if (it != null && typeof it === 'object' && !Array.isArray(it)) {
lines.push(pad + ' #' + i)
bareTopFlatten('', it, depth + 2, maxD, lines, maxKeys)
} else if (Array.isArray(it)) {
lines.push(pad + ' #' + i)
bareTopFlatten('', it, depth + 2, maxD, lines, maxKeys)
} else {
lines.push(
pad +
' #' +
i +
': ' +
(it == null ? bareTopStrings.na : String(it))
)
}
}
if (v.length > lim) lines.push(pad + ' \u2026 +' + (v.length - lim) + ' more')
return
}
if (t === 'object') {
const o = /** @type {Record<string, unknown>} */ (v)
const keys = Object.keys(o)
if (keys.length === 0) {
lines.push(pad + (prefix ? bareTopHumanKey(prefix) + ': ' : '') + '(empty)')
return
}
const slice = keys.slice(0, maxKeys)
if (prefix) {
lines.push(pad + bareTopHumanKey(prefix) + ':')
for (const k of slice)
bareTopFlatten(k, o[k], depth + 1, maxD, lines, maxKeys)
} else {
for (const k of slice) bareTopFlatten(k, o[k], depth, maxD, lines, maxKeys)
}
if (keys.length > maxKeys)
lines.push(pad + '\u2026 +' + (keys.length - maxKeys) + ' keys')
}
}
/**
* @param {string} prefix
* @param {unknown} v
* @param {number} depth
* @param {number} maxD
* @param {number} maxKeys
* @param {number} maxLines
*/
function bareTopFlattenLimited(prefix, v, depth, maxD, maxKeys, maxLines) {
const lines = []
bareTopFlatten(prefix, v, depth, maxD, lines, maxKeys)
const cap = Math.max(4, maxLines | 0)
if (lines.length > cap) {
return lines.slice(0, cap - 1).concat([' … (truncated)'])
}
return lines
}
/**
* @param {unknown} val
* @param {number} cols
* @returns {string[] | null}
*/
function bareTopShallowObjectLines(val, cols) {
if (val == null || typeof val !== 'object' || Array.isArray(val)) return null
const o = /** @type {Record<string, unknown>} */ (val)
const keys = Object.keys(o)
if (keys.length === 0 || keys.length > 48) return null
for (const k of keys) {
const v = o[k]
if (v != null && typeof v === 'object') return null
}
const keyW = Math.min(28, Math.max(8, Math.floor(cols * 0.38)))
/** @type {string[]} */
const out = []
for (const k of keys.slice(0, 80)) {
const label = bareTopHumanKey(k).slice(0, keyW)
const pad = ' '.repeat(Math.max(0, keyW - label.length))
const rawV = o[k]
let sv = ''
if (rawV == null) sv = bareTopStrings.na
else if (
typeof rawV === 'number' &&
Number.isFinite(rawV) &&
/Bytes$/i.test(k) &&
typeof bareTopFormatBytes === 'function'
)
sv = bareTopFormatBytes(rawV)
else if (
typeof rawV === 'number' &&
Number.isFinite(rawV) &&
/Ms$/i.test(k) &&
typeof bareTopFormatDurationMs === 'function'
)
sv = bareTopFormatDurationMs(rawV)
else sv = String(rawV)
sv = bareTopTruncateCell(sv, Math.max(8, cols - keyW - 4), true)
out.push(' ' + label + pad + ' ' + sv)
}
return out
}
/**
* @param {Record<string, unknown | null | undefined>} pack
* @param {number} maxDepth
* @param {number} [wrapCols]
* @returns {string[]}
*/
function bareTopLinesFromPack(pack, maxDepth, wrapCols) {
const wc = wrapCols && wrapCols > 40 ? wrapCols : 120
/** @type {string[]} */
const lines = []
for (const key of Object.keys(pack)) {
const val = pack[key]
lines.push('')
lines.push(bareTopSectionRule(bareTopHumanKey(key), wc))
if (val == null) lines.push(' ' + bareTopStrings.na)
else {
const shallow = bareTopShallowObjectLines(val, wc)
if (shallow) lines.push(...shallow)
else
lines.push(
...bareTopFlattenLimited('', val, 1, maxDepth, 120, 80)
)
}
}
return lines
}
/**
* @param {string} title
* @param {unknown} o
* @param {number} maxDepth
* @returns {string[]}
*/
function bareTopLinesFromSingle(title, o, maxDepth, wrapCols) {
const wc = wrapCols && wrapCols > 40 ? wrapCols : 120
/** @type {string[]} */
const lines = []
lines.push('')
lines.push(bareTopSectionRule(title, wc))
if (o == null) lines.push(' ' + bareTopStrings.na)
else {
const shallow = bareTopShallowObjectLines(o, wc)
if (shallow) lines.push(...shallow)
else lines.push(...bareTopFlattenLimited('', o, 1, maxDepth, 200, 80))
}
return lines
}
/**
* Scroll line budget for process detail panel.
* @param {number} rows
* @param {number} hdrRow
*/
function bareTopProcDetailMaxLines(rows, hdrRow) {
return Math.max(12, Math.min(200, Math.max(1, rows - hdrRow - 2)))
}
/**
* @param {Record<string, unknown>} o
* @param {number} cols
*/
function bareTopProcDetailEnvLines(o, cols) {
const c = Math.max(24, cols | 0)
/** @type {string[]} */
const lines = []
const keys = Object.keys(o).sort((a, b) => a.localeCompare(b))
for (const k of keys) {
const v = o[k]
let val = ''
if (v == null) val = ''
else if (typeof v === 'object')
val = bareTopFlattenLimited('', v, 0, 4, 48, 8).join(' ')
else val = String(v)
const piece = k + '=' + val
lines.push(' ' + bareTopTruncateCell(piece, Math.max(12, c - 2), false))
}
return lines.length ? lines : [' (empty env)']
}
/**
* @param {Record<string, unknown>} o
* @param {number} cols
*/
function bareTopProcDetailFdLines(o, cols) {
const c = Math.max(24, cols | 0)
/** @type {string[]} */
const lines = []
const keys = Object.keys(o)
keys.sort((a, b) => {
const na = Number(a)
const nb = Number(b)
if (Number.isFinite(na) && Number.isFinite(nb)) return na - nb
return String(a).localeCompare(String(b))
})
for (const k of keys) {
const v = o[k]
let cell = ''
if (v == null) cell = ''
else if (typeof v === 'object' && !Array.isArray(v)) {
cell = bareTopFlattenLimited('', v, 0, 5, 48, 12).join(' · ')
} else if (Array.isArray(v)) {
cell = v.map((x) => String(x)).join(', ')
} else {
cell = String(v)
}
const ks = String(k)
const fdLab =
ks.length <= 8 ? ks.padStart(4) : bareTopTruncateCell(ks, 8, false)
lines.push(
' ' +
fdLab +
' ' +
bareTopTruncateCell(cell, Math.max(12, c - 12), false)
)
}
return lines.length ? lines : [' (empty fd table)']
}
/**
* @param {'all' | 'summary' | 'fds' | 'env'} sub
* @param {Record<string, unknown>} detailObj
* @param {number} cols
* @param {number} maxLines
* @param {Record<string, string>} envTop
*/
function bareTopProcDetailBodyLines(sub, detailObj, cols, maxLines, envTop) {
const wantJson =
envTop.BARE_TOP_PROC_DETAIL_JSON === '1' ||
envTop.BARE_TOP_PROC_DETAIL_JSON === 'true'
const maxChars = Math.min(
16000,
Math.max(400, cols * Math.max(8, maxLines) * 2)
)
if (wantJson)
return bareTopTruncateJsonPretty(detailObj, maxChars).split('\n')
const onlyNote =
detailObj &&
typeof detailObj === 'object' &&
!Array.isArray(detailObj) &&
Object.keys(detailObj).length === 1 &&
typeof detailObj.note === 'string'
if (onlyNote) return [' ' + String(detailObj.note)]
if (sub === 'env')
return bareTopProcDetailEnvLines(
/** @type {Record<string, unknown>} */ (detailObj),
cols
)
if (sub === 'fds')
return bareTopProcDetailFdLines(
/** @type {Record<string, unknown>} */ (detailObj),
cols
)
if (sub === 'summary') {
const shallow = bareTopShallowObjectLines(detailObj, cols)
if (shallow) return shallow
return bareTopFlattenLimited('', detailObj, 1, 6, 120, maxLines)
}
return bareTopFlattenLimited('', detailObj, 1, 10, 120, maxLines)
}
/**
* @param {string} text
* @param {number} maxLen
*/
function bareTopTruncateMiddle(text, maxLen) {
const t = String(text)
const m = maxLen | 0
if (m < 5 || t.length <= m) return t
const inner = m - 1
const left = Math.ceil(inner / 2)
const right = inner - left
return t.slice(0, left) + '\u2026' + t.slice(t.length - right)
}
/**
* @param {unknown} features
* @param {number} cols
*/
function bareTopFeaturesTableLines(features, cols) {
if (!features || typeof features !== 'object') return [' N/A']
const o = /** @type {Record<string, unknown>} */ (features)
const c = Math.max(40, cols | 0)
const kw = Math.min(30, Math.max(8, Math.floor(c * 0.26)))
const rowPrefix = ' '
const gap = ' '
const valWidth = Math.max(16, c - rowPrefix.length - kw - gap.length)
const contPad = ' '.repeat(rowPrefix.length + kw + gap.length)
/** @type {string[]} */
const out = [' Features (flattened booleans and scalars)']
/**
* @param {string} keyCol
* @param {string} text
*/
function pushWrappedScalar(keyCol, text) {
const wrapped = bareTopWrapLine(text, valWidth)
for (let i = 0; i < wrapped.length; i++) {
const pad = i === 0 ? rowPrefix + keyCol + gap : contPad
const maxCell = Math.max(4, c - pad.length)
out.push(pad + bareTopTruncateCell(wrapped[i], maxCell, false))
}
}
for (const k of Object.keys(o).sort().slice(0, 200)) {
const v = o[k]
const keyCol = bareTopTruncateCell(k, kw, true).padEnd(kw)
if (v === true) pushWrappedScalar(keyCol, 'on')
else if (v === false) pushWrappedScalar(keyCol, 'off')
else if (v == null) pushWrappedScalar(keyCol, '')
else if (typeof v !== 'object') pushWrappedScalar(keyCol, String(v))
else {
const nested = bareTopFlattenLimited('', v, 1, 10, 120, 80)
nested.forEach((nl, i) => {
const pad = i === 0 ? rowPrefix + keyCol + gap : contPad
const maxCell = Math.max(8, c - pad.length)
out.push(pad + bareTopTruncateCell(nl, maxCell, false))
})
}
}
return out
}
/**
* @param {unknown} graph
* @returns {string[]}
*/
function bareTopInitdGraphLines(graph) {
/** @type {string[]} */
const lines = []
if (graph == null) {
lines.push(bareTopStrings.na)
return lines
}
if (typeof graph === 'object' && graph && Array.isArray(graph.nodes)) {
lines.push('Units (' + graph.nodes.length + '):')
for (const n of graph.nodes) lines.push(' \u2022 ' + String(n))
return lines
}
lines.push(...bareTopFlattenLimited('', graph, 0, 6, 200, 40))
return lines
}
/**
* @param {unknown} hints
* @returns {string}
*/
function bareTopHintsFootLine(hints) {
if (!hints || typeof hints !== 'object') return ''
const parts = bareTopFlattenLimited('', hints, 0, 2, 20, 12)
return parts.filter(Boolean).join(' \u00b7 ').slice(0, 380)
}
/**
* @param {Record<string, unknown>} ctx
* @param {Record<string, string>} env
* @returns {Promise<{ path: string, flat: Record<string, string>, keys: Record<string, string> }>}
*/
async function bareTopLoadBareTopRc(ctx, env) {
const path =
String(env.BARE_TOP_CONFIG_PATH || '').trim() ||
(env.HOME ? env.HOME + '/.config/baretoprc' : '')
const out = {
path,
flat: /** @type {Record<string, string>} */ ({}),
keys: /** @type {Record<string, string>} */ ({})
}
if (!path || !ctx.vfs || typeof ctx.vfs.readFile !== 'function') return out
try {
const buf = await ctx.vfs.readFile(path)
const t = typeof buf === 'string' ? buf : String(buf)
const p = bareTopJsonParse(t.trim())
if (p && typeof p === 'object') {
for (const [k, v] of Object.entries(p)) {
if (k === 'keys' && v && typeof v === 'object') {
for (const [a, b] of Object.entries(
/** @type {Record<string, unknown>} */ (v)
))
if (typeof b === 'string') out.keys[String(a)] = b
} else if (typeof v === 'string' || typeof v === 'number')
out.flat[String(k)] = String(v)
}
}
} catch {
/* ignore */
}
return out
}
/**
* @param {Awaited<ReturnType<typeof bareTopFetchSnapshot>> | null} snap
* @param {string} filterProcess
* @param {'pid' | 'name' | 'state' | 'time' | 'nice' | 'pri' | 'cpu'} sortKey
* @param {boolean} sortAsc
* @param {Record<string, string>} env
* @param {{ taggedPids?: Set<number>, taggedOnly?: boolean, tertiaryPpid?: boolean }} [fopts]
*/
function bareTopLiveProcessList(snap, filterProcess, sortKey, sortAsc, env, fopts) {
const pt =
snap &&
snap.extra &&
snap.extra.processTable &&
typeof snap.extra.processTable === 'object'
? snap.extra.processTable
: null
const raw = bareTopProcessRowsFromTable(pt)
const pf = String(filterProcess || '')
const fo = fopts && typeof fopts === 'object' ? fopts : {}
const tagged = fo.taggedPids
const taggedOnly = fo.taggedOnly === true
const filtered = raw.filter((r) =>
typeof bareTopProcessRowMatchesFilter === 'function'
? bareTopProcessRowMatchesFilter(
/** @type {Record<string, unknown>} */ (r),
pf,
env,
{ taggedPids: tagged, taggedOnly }
)
: !pf.length ||
String(
/** @type {Record<string, unknown>} */ (r).name ||
/** @type {Record<string, unknown>} */ (r).label ||
''
)
.toLowerCase()
.includes(pf.toLowerCase())
)
const wallMs = snap && snap.fetchWallMs != null ? Number(snap.fetchWallMs) : 1000
return bareTopSortProcessRows(filtered, sortKey, sortAsc, {
tertiaryPpid: fo.tertiaryPpid === true,
sortWallMs: wallMs
})
}
/**
* @param {Record<string, unknown>} ctx
*/
async function bareOsRunBareTopTui(ctx) {
const stdin = /** @type {import('stream').Readable | undefined} */ (
ctx.replStdin
)
const stdout = bareEditResolveStdout(ctx)
if (!stdin || !stdout) {
ctx.console.error('baretop: missing stdin/stdout')
ctx.exitCode = 1
return
}
const useColor = bareEditUseColor(ctx)
const envTop = Object.assign(
{},
ctx.env && typeof ctx.env === 'object'
? /** @type {Record<string, string>} */ (ctx.env)
: {}
)
const rcBareTop = await bareTopLoadBareTopRc(ctx, envTop)
for (const [k, v] of Object.entries(rcBareTop.flat)) {
if (
k.startsWith('BARE_TOP_') ||
k === 'NO_COLOR' ||
k === 'COLORTERM'
)
envTop[k] = v
}
const bareTopKeyMap = rcBareTop.keys
const bareTopRcPath = rcBareTop.path
const noAlt =
envTop.BARE_TOP_NO_ALTSCREEN != null &&
String(envTop.BARE_TOP_NO_ALTSCREEN) !== ''
const intervalRaw = parseInt(envTop.BARE_TOP_INTERVAL_MS || '1000', 10)
const intervalMs = Number.isFinite(intervalRaw)
? Math.min(10000, Math.max(250, intervalRaw))
: 1000
const uiMinRaw = parseInt(envTop.BARE_TOP_UI_MIN_MS || '0', 10)
const uiMinMs = Number.isFinite(uiMinRaw) ? Math.max(0, uiMinRaw) : 0
const emaRaw = parseFloat(envTop.BARE_TOP_EMA_ALPHA || '0')
const emaAlpha = Number.isFinite(emaRaw) ? Math.min(1, Math.max(0, emaRaw)) : 0
const theme = String(envTop.BARE_TOP_THEME || 'dark').toLowerCase()
const asciiUi =
envTop.BARE_TOP_ASCII_UI === '1' ||
(envTop.LANG && String(envTop.LANG).toLowerCase().includes('ascii'))
const graphMode = String(envTop.BARE_TOP_GRAPH_MODE || '').toLowerCase()
const asciiGraphEff =
graphMode === 'ascii' ||
envTop.BARE_TOP_ASCII_GRAPH === '1' ||
asciiUi
const sparkBrailleEff =
graphMode === 'braille' ||
(graphMode !== 'ascii' &&
graphMode !== 'unicode' &&
envTop.BARE_TOP_BRAILLE_SPARK === '1')
const logSpark = envTop.BARE_TOP_LOG_SPARK === '1'
const noColorEnv =
envTop.NO_COLOR != null && String(envTop.NO_COLOR) !== ''
const use256 =
useColor &&
!noColorEnv &&
(String(envTop.COLORTERM || '').toLowerCase() === 'truecolor' ||
String(envTop.COLORTERM || '').includes('256') ||
envTop.BARE_TOP_COLOR256 === '1')
const truecolorCpuOn =
use256 &&
!noColorEnv &&
String(envTop.COLORTERM || '').toLowerCase() === 'truecolor' &&
(envTop.BARE_TOP_TRUECOLOR_CPU === '1' ||
envTop.BARE_TOP_TRUECOLOR_CPU === 'true')
const viKeys =
envTop.BARE_TOP_VI_KEYS === '1' || envTop.BARE_TOP_VI_KEYS === 'true'
const highContrast =
envTop.BARE_TOP_HIGH_CONTRAST === '1' ||
envTop.BARE_TOP_HIGH_CONTRAST === 'true'
const layoutRaw = String(envTop.BARE_TOP_LAYOUT || 'stacked').toLowerCase()
const layout =
layoutRaw === 'htop'
? 'stacked'
: layoutRaw === 'btop'
? 'even'
: layoutRaw
const layoutAutoWide =
envTop.BARE_TOP_LAYOUT_AUTO === '1' ||
envTop.BARE_TOP_LAYOUT_AUTO === 'true'
const exportPath = String(
envTop.BARE_TOP_EXPORT_PATH || '/tmp/baretop-snapshot.json'
).trim()
const icons = envTop.BARE_TOP_ICONS === '1'
const monoUi = envTop.BARE_TOP_MONO === '1' || asciiUi
const useFrames = envTop.BARE_TOP_FRAMES === '1'
const incrementalModeRaw = String(envTop.BARE_TOP_INCREMENTAL || '')
.trim()
.toLowerCase()
const fullRedrawForced =
envTop.BARE_TOP_FULL_REDRAW === '1' ||
envTop.BARE_TOP_FULL_REDRAW === 'true'
const termRaw = String(envTop.TERM || '').toLowerCase()
const incrementalDefaultOk =
!fullRedrawForced &&
termRaw !== 'dumb' &&
termRaw !== '' &&
incrementalModeRaw !== '0' &&
incrementalModeRaw !== 'false' &&
incrementalModeRaw !== 'off'
const incrementalFrameDiff =
incrementalModeRaw === '2' ||
incrementalModeRaw === 'true' ||
(incrementalDefaultOk && incrementalModeRaw !== '1')
const incrementalClear =
incrementalModeRaw === '1' ||
incrementalModeRaw === 'true' ||
incrementalModeRaw === '2' ||
incrementalFrameDiff
const lineHashDiff =
envTop.BARE_TOP_LINE_HASH === '1' ||
envTop.BARE_TOP_LINE_HASH === 'true' ||
incrementalFrameDiff
const hideFsTabs =
envTop.BARE_TOP_FULLSCREEN_HIDE_TABS === '1' ||
envTop.BARE_TOP_FULLSCREEN_HIDE_TABS === 'true'
const ringCapRaw = parseInt(envTop.BARE_TOP_RING_CAP || '72', 10)
const RING_CAP = Number.isFinite(ringCapRaw)
? Math.min(240, Math.max(8, ringCapRaw))
: 72
const overviewCompact =
envTop.BARE_TOP_OVERVIEW_COMPACT === '1' ||
envTop.BARE_TOP_OVERVIEW_COMPACT === 'true'
const overviewSectionsRaw = String(envTop.BARE_TOP_OVERVIEW_SECTIONS || '').trim()
const healthDetailOn =
envTop.BARE_TOP_HEALTH_DETAIL === '1' ||
envTop.BARE_TOP_HEALTH_DETAIL === 'true'
const protomuxSparkOn = envTop.BARE_TOP_OVERVIEW_PROTOMUX_SPARK === '1'
const mouseOn =
envTop.BARE_TOP_MOUSE === '1' || envTop.BARE_TOP_MOUSE === 'true'
const no2jAfterFirst =
envTop.BARE_TOP_NO_2J_AFTER_FIRST === '1' ||
envTop.BARE_TOP_NO_2J_AFTER_FIRST === 'true'
const debugTimings =
envTop.BARE_TOP_DEBUG_TIMINGS === '1' ||
envTop.BARE_TOP_DEBUG_TIMINGS === 'true'
const quietFooter =
envTop.BARE_TOP_QUIET_FOOTER === '1' ||
envTop.BARE_TOP_QUIET_FOOTER === 'true'
const exportRedact =
envTop.BARE_TOP_EXPORT_REDACT === '1' ||
envTop.BARE_TOP_EXPORT_REDACT === 'true'
const titleVersionOn =
envTop.BARE_TOP_TITLE_VERSION === '1' ||
envTop.BARE_TOP_TITLE_VERSION === 'true'
const scrollRegionOn =
envTop.BARE_TOP_SCROLL_REGION === '1' ||
envTop.BARE_TOP_SCROLL_REGION === 'true'
const profileOn =
envTop.BARE_TOP_PROFILE === '1' || envTop.BARE_TOP_PROFILE === 'true'
const unicodeColSep =
envTop.BARE_TOP_PROC_COL_SEP === '1' ||
envTop.BARE_TOP_PROC_COL_SEP === 'true'
const minimapOn =
envTop.BARE_TOP_MINIMAP === '1' || envTop.BARE_TOP_MINIMAP === 'true'
const procNameWidthAdjRaw = parseInt(
String(envTop.BARE_TOP_PROC_NAME_WIDTH || '0').trim(),
10
)
const procNameWidthAdj = Number.isFinite(procNameWidthAdjRaw)
? Math.min(120, Math.max(-120, procNameWidthAdjRaw))
: 0
const argvTop =
Array.isArray(/** @type {unknown} */ (ctx).bareTopArgv)
? /** @type {string[]} */ (/** @type {unknown} */ (ctx).bareTopArgv)
: null
const invName =
argvTop && argvTop[0]
? String(argvTop[0]).replace(/^.*\//, '')
: 'baretop'
const displayTitle = invName === 'btop' ? 'btop' : bareTopStrings.title
const pal = bareTopTheme(theme, useColor, highContrast)
const netopMerge = envTop.BARE_TOP_TAB_MERGE === 'netop'
const TAB_NAMES = netopMerge
? [
'overview',
'processes',
'initd',
'network',
'features',
'diagnostics',
'pear',
'catalog',
'host',
'cpu',
'mem',
'disk'
]
: [
'overview',
'processes',
'initd',
'network',
'features',
'diagnostics',
'operator',
'pear',
'catalog',
'host',
'cpu',
'mem',
'disk'
]
const NTABS = TAB_NAMES.length
const TAB_PROC = TAB_NAMES.indexOf('processes')
const TAB_INITD = TAB_NAMES.indexOf('initd')
const liteAutoOn =
envTop.BARE_TOP_SNAPSHOT_LITE_AUTO === '1' ||
envTop.BARE_TOP_SNAPSHOT_LITE_AUTO === 'true'
/** @type {number[]} */
const keyq = []
function onData(chunk) {
keyq.push(...bareTopChunkBytes(chunk))
bareTopStripBracketedPaste(keyq)
}
stdin.on('data', onData)
let needsRedraw = true
let resizePulse = false
let resizeDebounceUntil = 0
function onResize() {
resizeDebounceUntil = Date.now() + 50
needsRedraw = true
resizePulse = true
lastLineFrame = null
}
if (typeof stdout.on === 'function') {
try {
stdout.on('resize', onResize)
} catch {
/* ignore */
}
}
try {
if (typeof process !== 'undefined' && typeof process.on === 'function') {
process.on('SIGWINCH', onResize)
}
} catch {
/* ignore */
}
function termDims() {
const env = envTop
const rawCols =
/** @type {{ columns?: number }} */ (stdout).columns ||
parseInt(env.COLUMNS || '80', 10) ||
80
const rows = /** @type {{ rows?: number }} */ (stdout).rows ||
parseInt(env.LINES || '24', 10) ||
24
const emergencyNarrow = rawCols < 40
return {
cols: Math.max(20, rawCols),
rows: Math.max(12, rows),
emergencyNarrow
}
}
function headerLine(title) {
const bar =
(useColor ? bareEditSgr('status', true) : '') +
title +
(useColor ? EDIT_ANSI_RESET : '')
return bar
}
/** @type {number[]} */
const ringExecDelta = []
/** @type {number[]} */
const ringPipeDelta = []
/** @type {number[]} */
const ringWallDelta = []
/** @type {number[]} */
const ringPeers = []
/** @type {number[]} */
const ringReplSkip = []
/** @type {number[]} */
const ringProtoMux = []
/** @type {number[]} */
const ringSessionWall = []
/** @type {number[]} */
const ringNetDelta = []
let prevNetSum = -1
/** @type {number[]} */
const ringSwarmChurn = []
/** @type {number[]} */
const ringPeerDeriv = []
/** @type {number[]} */
const ringHdms = []
/** @type {number[]} */
const ringDht = []
/** @type {number[]} */
const ringBridge = []
let prevPeerCount = -1
const PROC_SORT_ORDER = [
'pid',
'name',
'state',
'time',
'nice',
'pri',
'cpu'
]
let prevExec = -1
let prevPipe = -1
let prevWall = -1
let emaExec = -1
let emaPipe = -1
let emaWall = -1
function pushRing(arr, v) {
arr.push(v)
while (arr.length > RING_CAP) arr.shift()
}
let tab = 0
let helpMode = false
let setupMode = false
let quit = false
/** @type {Awaited<ReturnType<typeof bareTopFetchSnapshot>> | null} */
let lastSnap = null
/** @type {Awaited<ReturnType<typeof bareTopFetchSnapshot>> | null} */
let prevSnap = null
let paused = false
let deltaMode = false
let fullscreenPanel = false
let utcClock = false
/** @type {number[]} */
const scrollRows = Array(NTABS).fill(0)
let filterOpen = false
/** @type {string} */
let filterLine = ''
/** @type {string} */
let filterInitd = ''
/** @type {string} */
let filterNetwork = ''
/** @type {string} */
let filterProcess = ''
/** @type {string} */
let filterFeatures = ''
/** @type {'initd' | 'process' | 'overview' | 'network' | 'features'} */
let filterWhich = 'initd'
/** @type {string} */
let overviewSectionFilter = ''
/** @type {string[]} */
let activeOverviewSections = []
let overviewJumpArmed = false
/** @type {string[]} */
let lastOvLines = []
/** @type {Record<string, number>} */
let lastOvSectionRaw = {}
let procTreeMode = false
let slowFetchStreak = 0
/** @type {Set<number>} */
const taggedPids = new Set()
let procTaggedOnly = false
let procFollowOn = false
/** @type {Set<number>} */
const treeCollapsedPPids = new Set()
/** @type {'all' | 'summary' | 'fds' | 'env'} */
let procDetailSub = 'all'
let helpPageIdx = 0
let reniceOpen = false
/** @type {string} */
let reniceBuf = ''
/** @type {string} */
let toastMsg = ''
let toastUntil = 0
let prevCatalogIdxHash = ''
let lastMouseDownMs = 0
let lastMouseDownRow = -1
let lastStaleBucket = 0
let followPid = 0
let initdRawFallback = false
let firstDrawDone = false
let lastDbgLog = 0
/** @type {string[] | null} */
let lastLineFrame = null
let lastLineFrameRows = 0
let lastLineFrameCols = 0
let lastDbgPatchLen = 0
const procSortEnv = String(envTop.BARE_TOP_PROC_SORT || 'pid').toLowerCase()
/** @type {'pid' | 'name' | 'state' | 'time' | 'nice' | 'pri' | 'cpu'} */
let procSortKey =
procSortEnv === 'name'
? 'name'
: procSortEnv === 'state'
? 'state'
: procSortEnv === 'time'
? 'time'
: procSortEnv === 'nice'
? 'nice'
: procSortEnv === 'pri'
? 'pri'
: procSortEnv === 'cpu'
? 'cpu'
: 'pid'
let procSortAsc = true
let procCursor = 0
/** @type {number | null} */
let procDetailPid = null
/** @type {{ pid: number, sig: string, phase: 'pick' | 'confirm' } | null} */
let signalPrompt = null
let burstUntil = 0
let lastDrawAt = 0
let tipRot = 0
let suspended = false
let useAltScreen = false
/** @type {(() => void) | null} */
let hookOffSuspend = null
/** @type {(() => void) | null} */
let hookOffResume = null
try {
if (typeof ctx.suspendReplForSubprocess === 'function') {
ctx.suspendReplForSubprocess()
suspended = true
}
if (typeof ctx.bareOsRegisterSuspendHook === 'function') {
hookOffSuspend = ctx.bareOsRegisterSuspendHook(() => {
paused = true
})
}
if (typeof ctx.bareOsRegisterResumeHook === 'function') {
hookOffResume = ctx.bareOsRegisterResumeHook(() => {
paused = false
needsRedraw = true
})
}
if (typeof stdin.setRawMode === 'function') stdin.setRawMode(true)
if (typeof stdin.resume === 'function') stdin.resume()
if (!noAlt) {
bareTopWrite(ctx, stdout, '\x1b[?1049h')
useAltScreen = true
}
if (mouseOn) {
bareTopWrite(ctx, stdout, '\x1b[?1000h\x1b[?1002h\x1b[?1006h')
}
async function tick() {
if (
liteAutoOn &&
typeof bareTopFetchEwmaMs === 'number' &&
bareTopFetchEwmaMs >= 800
)
slowFetchStreak++
else slowFetchStreak = 0
const fetchOpts =
liteAutoOn && slowFetchStreak >= 3 ? { forceLite: true } : undefined
lastSnap = await bareTopFetchSnapshot(ctx, fetchOpts)
const m = lastSnap.metricsLive
const sess =
m && typeof m.session === 'object' && m.session
? /** @type {Record<string, unknown>} */ (m.session)
: {}
const ec = Number(sess.execLineCount) || 0
const pb = Number(sess.pipelineBytesTotal) || 0
const wm = Number(sess.execLineWallMsTotal) || 0
const peers = Number(m && m.peers) || 0
let dExec = 0
let dPipe = 0
let dWall = 0
if (prevExec >= 0) dExec = Math.max(0, ec - prevExec)
if (prevPipe >= 0) dPipe = Math.max(0, pb - prevPipe)
if (prevWall >= 0) dWall = Math.max(0, wm - prevWall)
prevExec = ec
prevPipe = pb
prevWall = wm
if (emaAlpha > 0 && emaExec >= 0) {
dExec = bareTopEma(emaExec, dExec, emaAlpha)
dPipe = bareTopEma(emaPipe, dPipe, emaAlpha)
dWall = bareTopEma(emaWall, dWall, emaAlpha)
}
emaExec = dExec
emaPipe = dPipe
emaWall = dWall
pushRing(ringExecDelta, dExec)
pushRing(ringPipeDelta, dPipe)
pushRing(ringWallDelta, dWall)
pushRing(ringPeers, peers)
const rl = m && m.replicationLive && typeof m.replicationLive === 'object'
? /** @type {Record<string, unknown>} */ (m.replicationLive)
: null
const wa =
rl && rl.warmReplAdaptive && typeof rl.warmReplAdaptive === 'object'
? /** @type {Record<string, unknown>} */ (rl.warmReplAdaptive)
: null
const skipN =
wa && typeof wa.skippedFullFlushCount === 'number'
? wa.skippedFullFlushCount
: 0
pushRing(ringReplSkip, skipN)
const cs =
rl &&
rl.collaborationSession &&
typeof rl.collaborationSession === 'object'
? /** @type {Record<string, unknown>} */ (rl.collaborationSession)
: null
const pRx =
cs && typeof cs.protomuxAppChannelRxTotal === 'number'
? cs.protomuxAppChannelRxTotal
: 0
pushRing(ringProtoMux, pRx)
pushRing(ringSessionWall, wm)
let netSum = 0
const ns = lastSnap.netSummary
if (ns && typeof ns === 'object' && Array.isArray(ns.interfaces)) {
for (const iface of ns.interfaces) {
if (!iface || typeof iface !== 'object') continue
const ir = /** @type {Record<string, unknown>} */ (iface)
netSum += (Number(ir.rxBytes) || 0) + (Number(ir.txBytes) || 0)
}
}
let dNet = 0
if (prevNetSum >= 0) dNet = Math.max(0, netSum - prevNetSum)
prevNetSum = netSum
pushRing(ringNetDelta, dNet)
const sw0 = lastSnap.extra && lastSnap.extra.swarm
let churn = 0
if (sw0 && typeof sw0 === 'object') {
const s = /** @type {Record<string, unknown>} */ (sw0)
churn = Number(s.connectionChurn) || Number(s.churn) || 0
}
pushRing(ringSwarmChurn, churn)
if (prevPeerCount >= 0)
pushRing(ringPeerDeriv, peers - prevPeerCount)
else pushRing(ringPeerDeriv, 0)
prevPeerCount = peers
let hdN = 0
const hh = lastSnap.extra && lastSnap.extra.hdmsHealth
if (hh && typeof hh === 'object') {
const o = /** @type {Record<string, unknown>} */ (hh)
const sc = o.score
hdN =
typeof sc === 'number'
? sc
: typeof o.ok === 'boolean'
? o.ok
? 100
: 0
: 0
}
pushRing(ringHdms, hdN)
let dhtN = 0
const ds = lastSnap.extra && lastSnap.extra.dhtStatus
if (ds && typeof ds === 'object') {
const o = /** @type {Record<string, unknown>} */ (ds)
dhtN = Number(o.peers) || Number(o.nodes) || 0
}
pushRing(ringDht, dhtN)
let bdg = 0
const br = lastSnap.subprocessBridge
if (br && typeof br === 'object') {
const o = /** @type {Record<string, unknown>} */ (br)
bdg = Number(o.hostPidMapEntryCount) || 0
}
pushRing(ringBridge, bdg)
}
function currentProcRows() {
const sn = lastSnap
const pt =
sn &&
sn.extra &&
sn.extra.processTable &&
typeof sn.extra.processTable === 'object'
? sn.extra.processTable
: null
const rawRows = bareTopProcessRowsFromTable(pt)
const tertiaryPpid =
envTop.BARE_TOP_SORT_PPID_TIE === '1' ||
envTop.BARE_TOP_SORT_PPID_TIE === 'true'
const filtered = rawRows.filter((r) =>
typeof bareTopProcessRowMatchesFilter === 'function'
? bareTopProcessRowMatchesFilter(
/** @type {Record<string, unknown>} */ (r),
filterProcess,
envTop,
{ taggedPids, taggedOnly: procTaggedOnly }
)
: !filterProcess.length ||
String(
/** @type {Record<string, unknown>} */ (r).name ||
/** @type {Record<string, unknown>} */ (r).label ||
''
)
.toLowerCase()
.includes(filterProcess.toLowerCase())
)
const wallMs = sn && sn.fetchWallMs != null ? Number(sn.fetchWallMs) : 1000
const sorted = bareTopSortProcessRows(filtered, procSortKey, procSortAsc, {
tertiaryPpid,
sortWallMs: wallMs
})
return procTreeMode ? bareTopProcessTreeOrder(sorted) : sorted
}
/** @type {string} */
let out = ''
let hdrRow = 2
function draw() {
const now = Date.now()
if (resizePulse) {
resizePulse = false
lastDrawAt = 0
}
if (
uiMinMs > 0 &&
now - lastDrawAt < uiMinMs &&
!helpMode &&
!setupMode
)
return
if (
Date.now() < resizeDebounceUntil &&
!helpMode &&
!setupMode
)
return
const tDrawStart = profileOn ? Date.now() : 0
lastDrawAt = now
const { cols, rows, emergencyNarrow } = termDims()
const narrow = cols < 80
const layoutEffective =
layout === 'stacked' && layoutAutoWide && cols >= 100 ? 'even' : layout
let scrollHint = ''
const softIncr =
incrementalClear || (no2jAfterFirst && firstDrawDone && !helpMode)
out = softIncr ? '\x1b[?25l\x1b[H' : '\x1b[?25l\x1b[2J\x1b[H'
firstDrawDone = true
const sparkAscii = asciiGraphEff || monoUi
const clock =
utcClock && typeof Date.prototype.toISOString === 'function'
? new Date().toISOString().slice(11, 19) + 'Z'
: new Date().toTimeString().slice(0, 8)
const tabTitle = TAB_NAMES[tab] || 'tab'
const icon = icons ? '\u25cf ' : ''
let title =
icon +
displayTitle +
' ' +
(helpMode
? '— help '
: '— ' + tabTitle + ' ') +
'| ' +
clock +
' | ' +
intervalMs +
'ms'
if (paused) title += ' | ' + bareTopStrings.paused
if (deltaMode) title += ' | DELTA'
if (
titleVersionOn &&
lastSnap &&
lastSnap.fileTexts &&
lastSnap.fileTexts.version
) {
const vx = String(lastSnap.fileTexts.version)
.trim()
.split('\n')[0]
.slice(0, 24)
if (vx) title += ' v:' + vx
}
const pad = Math.max(0, cols - title.length)
out += headerLine(title + ' '.repeat(pad)) + '\r\n'
hdrRow = 2
if (scrollRegionOn) out += '\x1b[r'
if (helpMode) {
const dim = useColor ? pal.dim : ''
const kw = useColor ? pal.kw : ''
const rst = useColor ? pal.reset : ''
const hp = Math.min(1, Math.max(0, helpPageIdx))
out +=
'\r\n' +
kw +
bareTopStrings.helpKeys +
(hp ? ' (page 2/2)' : ' (page 1/2)') +
rst +
'\r\n' +
dim +
'PgUp / PgDn more help pages' +
rst +
'\r\n\r\n'
if (hp === 0) {
out +=
dim +
'Navigation' +
rst +
'\r\n' +
' arrows Move list / process selection (Up/Down; PgUp/Dn page)\r\n' +
' g G Jump list top / bottom\r\n' +
' Tab Next tab Shift+Tab Prev tab\r\n' +
' [ ] Prev / next tab\r\n' +
' 1-9 Jump tabs 1–9; 0 = disk; C / M Cpu / Mem tabs\r\n' +
' Esc Close help or cancel filter\r\n' +
'\r\n' +
dim +
'Tabs' +
rst +
'\r\n' +
' 1 overview 2 processes 3 initd 4 network 5 features 6 diagnostics\r\n' +
' 7 operator 8 pear 9 catalog H host C M cpu mem 0 disk\r\n' +
'\r\n' +
dim +
'Actions (1/2)' +
rst +
'\r\n' +
' q Quit r refresh R sort asc/desc sp pause . step (paused)\r\n' +
' d delta e export E tab export f full F follow pid t clock\r\n' +
' / Filter (features tab too) % tagged-only = tag pid c copy pid\r\n' +
' n F7 Renice prompt a action menu z tree collapse\r\n' +
' i o e Process detail subviews (summary / fds / env)\r\n'
} else {
out +=
dim +
'Actions (2/2)' +
rst +
'\r\n' +
' < > Sort processes F6 S sort menu V tree x initd alternate view\r\n' +
' Enter Process detail panel k F9 signal (HUP USR1 USR2 TERM INT KILL)\r\n' +
' F2 Setup F3 F4 row jump (matches / filter substring when set)\r\n' +
' F10 Quit h ? help\r\n' +
'\r\n' +
dim +
'Notes' +
rst +
'\r\n' +
bareTopStrings.overviewPinned +
'\r\n' +
bareTopStrings.noHtop +
'\r\n' +
bareTopStrings.noHtop2 +
'\r\n' +
'Pear IPC: bare_os_*, pear:* (booter pear_ipc registry).\r\n' +
"Overview: ' then 1-9,0 jumps to Nth visible section (wrap-aware scroll).\r\n" +
'Config: ~/.config/baretoprc or BARE_TOP_CONFIG_PATH (JSON; keys.quit etc.).\r\n' +
(scrollRegionOn
? 'BARE_TOP_SCROLL_REGION=1: DECSTBM on overview detail or process list (experimental).\r\n'
: '') +
'BARE_TOP_TAB_MERGE=netop merges operator summary into network tab.\r\n' +
'\r\n' +
bareTopStrings.pressCloseHelp +
'\r\n'
}
const used = 30
for (let r = used; r < rows; r++) {
out += bareEditCup(r, 1) + '\x1b[K'
}
out += bareEditCup(rows, 1) + '\x1b[K'
out += dim + bareTopStrings.quitHint + rst
out += '\x1b[?25h'
bareTopWrite(ctx, stdout, out)
lastLineFrame = null
return
}
if (setupMode) {
const dim = useColor ? pal.dim : ''
const kw = useColor ? pal.kw : ''
const rst = useColor ? pal.reset : ''
out +=
'\r\n' +
kw +
bareTopStrings.setupTitle +
rst +
'\r\n' +
dim +
'Display' +
rst +
'\r\n' +
' BARE_TOP_THEME dark | light | none\r\n' +
' BARE_TOP_HIGH_CONTRAST 1\r\n' +
' BARE_TOP_ASCII_UI 1 (boxes + ASCII sparks)\r\n' +
'\r\n' +
dim +
'Refresh' +
rst +
'\r\n' +
' BARE_TOP_INTERVAL_MS 250–10000 (default 1000)\r\n' +
' BARE_TOP_UI_MIN_MS throttle redraws\r\n' +
'\r\n' +
dim +
'Incremental terminal updates' +
rst +
'\r\n' +
' BARE_TOP_INCREMENTAL 1 = soft home 2 = line-diff (default ~2 when TERM ok)\r\n' +
' BARE_TOP_FULL_REDRAW 1 = disable default incremental patches\r\n' +
' BARE_TOP_NO_2J_AFTER_FIRST 1\r\n' +
' BARE_TOP_LAYOUT_AUTO 1 = use even split when cols>=100\r\n' +
' BARE_TOP_SNAPSHOT_LITE 1 = smaller /proc batch (see baretop -h)\r\n' +
' BARE_TOP_NET_FILTER 1 = / filter applies on network tab\r\n' +
' BARE_TOP_CMD_ELLIPSIS_MIDDLE 1 = middle-ellipsis long process names\r\n' +
' BARE_TOP_PROC_DETAIL_JSON 1 = pretty-print JSON in process detail (Enter)\r\n' +
' BARE_TOP_DEBUG_TIMINGS 1 = throttled fetch/draw ms on stderr\r\n' +
' BARE_TOP_FETCH_EWMA 1 = lower /proc batch concurrency when fetches are slow\r\n' +
' BARE_TOP_SNAPSHOT_LITE_AUTO 1 = auto lite batch after sustained slow fetches\r\n' +
' BARE_TOP_GRAPH_MODE unicode | ascii | braille\r\n' +
'\r\n' +
dim +
'Health' +
rst +
'\r\n' +
' BARE_TOP_HEALTH_DETAIL 1 = penalty breakdown on overview\r\n' +
'\r\n' +
dim +
'Sample meter (current theme)' +
rst +
'\r\n ' +
bareTopFormatMeterBar(
62,
14,
asciiGraphEff || monoUi,
{
low: pal.meterLow,
mid: pal.meterMid,
hi: pal.meterHi,
reset: pal.reset
},
useColor
) +
' 62%\r\n' +
'\r\n' +
bareTopStrings.pressCloseSetup +
'\r\n'
const usedS = 48
for (let r = usedS; r < rows; r++) {
out += bareEditCup(r, 1) + '\x1b[K'
}
out += bareEditCup(rows, 1) + '\x1b[K'
out += dim + bareTopStrings.quitHint + rst
out += '\x1b[?25h'
bareTopWrite(ctx, stdout, out)
lastLineFrame = null
return
}
const snap = lastSnap
const mem = snap ? snap.meminfoLine : ''
const load = snap ? snap.loadavgLine : ''
const cpu = snap ? snap.cpuLine : ''
const sparkW = Math.min(48, Math.max(8, cols - (narrow ? 22 : 28)))
const staleMs =
snap && snap.metaAtMs ? Math.max(0, Date.now() - snap.metaAtMs) : 0
const staleBucket = staleMs > 2000 ? 1 : 0
const stalePulse = useColor && staleBucket > lastStaleBucket
lastStaleBucket = staleBucket
const staleStr =
staleMs > 2000
? (useColor ? (stalePulse ? '\x1b[1m' : '') + pal.warn : '') +
' stale ' +
bareTopFormatDuration(staleMs) +
(useColor ? pal.reset : '')
: ''
const fetchB =
snap && snap.fetchWallMs != null
? (useColor ? pal.dim : '') +
' fetch ' +
String(snap.fetchWallMs) +
'ms' +
(useColor ? pal.reset : '')
: ''
const readErrS =
snap && snap.readErr
? (useColor ? pal.warn : '') +
' readErr ' +
bareTopSanitizeVisible(String(snap.readErr)).slice(0, cols - 14) +
(useColor ? pal.reset : '')
: ''
function emitHdrLn(line) {
out += line + '\r\n\x1b[K'
hdrRow++
}
{
const mm = bareTopParseMeminfoMetrics(mem)
const parts = mm.pairs.map((p) => p.label + ':' + p.value)
let memMain = parts.length ? parts.join(' ') : mem || '(no meminfo)'
memMain += staleStr + fetchB
const mw = bareTopWrapLine(memMain, cols - 2)
for (let mi = 0; mi < mw.length; mi++) emitHdrLn(mw[mi])
if (
mm.memTotal &&
mm.memAvail != null &&
Number.isFinite(mm.memTotal) &&
mm.memTotal > 0
) {
const pctAv = Math.round((mm.memAvail / mm.memTotal) * 100)
const mw2 = Math.min(28, Math.max(8, Math.floor(cols / 3)))
const bar = bareTopFormatMeterBar(
pctAv,
mw2,
sparkAscii,
{
low: pal.meterLow,
mid: pal.meterMid,
hi: pal.meterHi,
reset: pal.reset
},
useColor
)
emitHdrLn(
(useColor ? pal.dim : '') +
' MemAvail ' +
bar +
' ' +
pctAv +
'%' +
(useColor ? pal.reset : '')
)
const used = mm.memTotal - mm.memAvail
if (used >= 0) {
const pctUsed = Math.round((used / mm.memTotal) * 100)
const barU = bareTopFormatMeterBar(
pctUsed,
mw2,
sparkAscii,
{
low: pal.meterLow,
mid: pal.meterMid,
hi: pal.meterHi,
reset: pal.reset
},
useColor
)
emitHdrLn(
(useColor ? pal.dim : '') +
' MemUsed ' +
barU +
' ' +
pctUsed +
'%' +
(useColor ? pal.reset : '')
)
}
}
}
if (snap && snap.swapinfoLine) {
let lowSwap = false
const swT = snap.swapinfoLine.match(/SwapTotal:\s*(\d+)/i)
const swF = snap.swapinfoLine.match(/SwapFree:\s*(\d+)/i)
if (swT && swF && Number(swT[1]) > 0)
lowSwap = Number(swF[1]) / Number(swT[1]) < 0.12
const pre =
useColor && lowSwap ? pal.warn : useColor ? pal.dim : ''
const rst = useColor ? pal.reset : ''
emitHdrLn(pre + ' ' + snap.swapinfoLine + rst)
}
if (snap && snap.cpuCoreCount > 0) {
emitHdrLn(
(useColor ? pal.dim : '') +
' logical cpus ' +
snap.cpuCoreCount +
(useColor ? pal.reset : '')
)
}
if (readErrS) emitHdrLn(readErrS)
{
const la = bareTopParseLoadavg(load)
let loadCol = load || ''
if (la) {
const hi =
la.one >= 8
? pal.bad
: la.one >= 4
? pal.warn
: la.one >= 1
? pal.dim
: pal.good
loadCol =
(useColor ? hi : '') +
'load ' +
la.one.toFixed(2) +
' ' +
la.five.toFixed(2) +
' ' +
la.fifteen.toFixed(2) +
(la.running != null && la.total != null
? ' tasks ' + la.running + '/' + la.total
: '') +
(useColor ? pal.reset : '')
}
let cpuExtra = cpu ? 'cpu: ' + cpu : ''
if (snap && snap.hostStats && typeof snap.hostStats === 'object') {
const hs = /** @type {Record<string, unknown>} */ (snap.hostStats)
const c0 = hs.cpuBusyPct ?? hs.cpuPct ?? hs.cpu
if (typeof c0 === 'number' && Number.isFinite(c0)) {
const cPct = Math.min(100, Math.max(0, c0))
const cw = Math.min(16, Math.max(6, Math.floor(cols / 5)))
const cbar = bareTopFormatMeterBar(
cPct,
cw,
sparkAscii,
{
low: pal.meterLow,
mid: pal.meterMid,
hi: pal.meterHi,
reset: pal.reset
},
useColor
)
cpuExtra =
(useColor ? pal.dim : '') +
'host cpu ' +
cbar +
' ' +
Math.round(cPct) +
'%' +
(useColor ? pal.reset : '')
}
}
const row = (loadCol ? loadCol + ' ' : '') + (cpuExtra || '')
const first = bareTopWrapLine(row, cols - 2)
for (let li = 0; li < first.length; li++) emitHdrLn(first[li])
}
{
const ptU =
(snap &&
snap.extra &&
snap.extra.processTable &&
typeof snap.extra.processTable === 'object' &&
snap.extra.processTable) ||
(snap &&
snap.metricsLive &&
snap.metricsLive.processTable &&
typeof snap.metricsLive.processTable === 'object' &&
snap.metricsLive.processTable) ||
null
const upt = bareTopSessionUptimeLine(ptU, Date.now())
if (upt) {
emitHdrLn(
(useColor ? pal.dim : '') + upt + (useColor ? pal.reset : '')
)
}
}
if (!emergencyNarrow && snap && snap.hostOs && typeof snap.hostOs === 'object') {
const hl = bareTopFlattenLimited('Host OS', snap.hostOs, 0, 3, 24, 16)
for (const ln of hl) {
for (const w of bareTopWrapLine(ln, cols - 2)) {
emitHdrLn((useColor ? pal.dim : '') + w + (useColor ? pal.reset : ''))
}
}
}
const showTabStrip = !(fullscreenPanel && hideFsTabs)
if (showTabStrip) {
const stripParts = []
const short = emergencyNarrow
const T_HOST = TAB_NAMES.indexOf('host')
const T_CPU = TAB_NAMES.indexOf('cpu')
const T_MEM = TAB_NAMES.indexOf('mem')
const T_DISK = TAB_NAMES.indexOf('disk')
for (let ti = 0; ti < NTABS; ti++) {
const nm = TAB_NAMES[ti] || 't'
let lab
if (short) {
if (ti === NTABS - 1) lab = '0'
else if (ti === T_HOST) lab = 'H'
else if (ti === T_CPU) lab = 'C'
else if (ti === T_MEM) lab = 'M'
else if (ti === T_DISK) lab = 'D'
else if (ti < 9) lab = String(ti + 1)
else lab = nm.charAt(0).toUpperCase()
} else if (ti === NTABS - 1) lab = '0:' + nm.slice(0, 2)
else if (ti === T_HOST) lab = 'H:' + nm.slice(0, 2)
else if (ti === T_CPU) lab = 'C:' + nm.slice(0, 2)
else if (ti === T_MEM) lab = 'M:' + nm.slice(0, 2)
else lab = String(ti + 1) + ':' + nm.slice(0, 3)
const on = ti === tab
stripParts.push(
(useColor && on ? pal.sel : useColor ? pal.border : '') +
(on ? '[' : '') +
lab +
(on ? ']' : '') +
(useColor ? pal.reset : '')
)
}
const stripLine = stripParts.join(short ? '' : ' ')
emitHdrLn((useColor ? pal.header : '') + stripLine.slice(0, cols - 1) + pal.reset)
}
if (snap && snap.healthScore != null) {
const hbw = Math.min(36, Math.max(8, cols - 24))
const hb = bareTopHealthBarLine(snap.healthScore, hbw, sparkAscii)
emitHdrLn(
(useColor ? pal.good : '') +
'health ' +
hb +
(useColor ? pal.reset : '')
)
}
const mainEnd = fullscreenPanel ? rows - 1 : rows - 2
/**
* @param {string[]} rawLines
* @param {number} tabIdx
* @param {number} startRow
*/
function drawScrollableLines(rawLines, tabIdx, startRow) {
const wrapW = Math.max(16, cols - 2)
/** @type {string[]} */
const wrapped = []
for (const ln of rawLines) {
for (const w of bareTopWrapLine(ln, wrapW)) wrapped.push(w)
}
const mStart = startRow
const vis = Math.max(1, mainEnd - mStart)
const maxScroll = Math.max(0, wrapped.length - vis)
if (scrollRows[tabIdx] > maxScroll) scrollRows[tabIdx] = maxScroll
const s = scrollRows[tabIdx]
let r = mStart
const framePad = useFrames && !monoUi ? 1 : 0
const innerW = Math.max(8, cols - 1 - framePad * 2)
for (let i = s; i < wrapped.length && r < mainEnd; i++) {
let zeb = ''
if (use256 && pal.zebraBg && i % 2 === 1 && !highContrast)
zeb = pal.zebraBg
else if (i % 2 === 1) zeb = useColor ? pal.dim : ''
const rst = useColor ? pal.reset : ''
const left =
useFrames && !monoUi
? (useColor ? pal.border : '') + '\u2502' + rst + ' '
: ''
const text = wrapped[i].slice(0, innerW)
out +=
bareEditCup(r, 1) +
'\x1b[K' +
zeb +
left +
text +
rst +
'\r\n'
r++
}
if (wrapped.length > vis) {
scrollHint =
' | ' +
(s + 1) +
'\u2013' +
Math.min(wrapped.length, s + vis) +
'/' +
wrapped.length
}
}
const split =
layoutEffective === 'even' &&
!fullscreenPanel &&
cols >= 100 &&
(tab === 0 || tab === TAB_PROC)
if (tab === 0 && snap) {
const m = snap.metricsLive
const sess =
m && typeof m.session === 'object' && m.session
? /** @type {Record<string, unknown>} */ (m.session)
: {}
const ec = Number(sess.execLineCount) || 0
const pb = Number(sess.pipelineBytesTotal) || 0
const wm = Number(sess.execLineWallMsTotal) || 0
const sw = split ? Math.floor(sparkW / 2) : sparkW
const rstOv = useColor ? pal.reset : ''
emitHdrLn('')
emitHdrLn(
(useColor ? pal.kw : '') +
(icons ? '\u2022 ' : '') +
bareTopStrings.activity +
rstOv
)
emitHdrLn(
' exec dlt ' +
bareTopSparkline(ringExecDelta, sw, sparkAscii, logSpark, sparkBrailleEff)
)
{
const pipSpark = bareTopSparkline(
ringPipeDelta,
sw,
sparkAscii,
logSpark,
sparkBrailleEff
)
const pipSuf = bareTopFormatBytes(pb)
const pipPad =
narrow && pipSpark.length < sparkW
? ' '.repeat(Math.max(0, sparkW - pipSpark.length))
: ' '
emitHdrLn(' pipe dlt ' + pipSpark + pipPad + pipSuf)
}
{
const wSpark = bareTopSparkline(
ringWallDelta,
sw,
sparkAscii,
logSpark,
sparkBrailleEff
)
const wSuf = bareTopFormatDuration(wm)
const wPad =
narrow && wSpark.length < sparkW
? ' '.repeat(Math.max(0, sparkW - wSpark.length))
: ' '
emitHdrLn(' wall dlt ' + wSpark + wPad + wSuf)
}
emitHdrLn(
' peers ' +
bareTopSparkline(ringPeers, sw, sparkAscii, logSpark, sparkBrailleEff) +
' ' +
(ringPeers.length ? String(ringPeers[ringPeers.length - 1]) : '')
)
if (ringReplSkip.length) {
emitHdrLn(
(useColor ? pal.dim : '') +
' repl skip ' +
bareTopSparkline(
ringReplSkip,
Math.min(24, sw),
sparkAscii,
logSpark,
sparkBrailleEff
) +
' ' +
String(ringReplSkip[ringReplSkip.length - 1]) +
rstOv
)
}
if (deltaMode && prevSnap && prevSnap.metricsLive) {
const ps = /** @type {Record<string, unknown>} */ (
prevSnap.metricsLive.session || {}
)
const pec = Number(ps.execLineCount) || 0
const ppb = Number(ps.pipelineBytesTotal) || 0
const pwm = Number(ps.execLineWallMsTotal) || 0
emitHdrLn(
(useColor ? pal.dim : '') +
' d exec ' +
(ec - pec) +
' d pipe ' +
(pb - ppb) +
' d wall ' +
(wm - pwm) +
rstOv
)
}
emitHdrLn((useColor ? pal.kw : '') + bareTopStrings.session + rstOv)
emitHdrLn(
' execLineCount=' +
String(sess.execLineCount ?? bareTopStrings.na) +
' pipelineBytesTotal=' +
String(sess.pipelineBytesTotal ?? bareTopStrings.na)
)
emitHdrLn(
' execLineWallMsTotal=' +
String(sess.execLineWallMsTotal ?? bareTopStrings.na)
)
const pg = bareTopPipelineGauges(m && m.pipeline, cols, pal, useColor)
if (pg) {
emitHdrLn((useColor ? pal.kw : '') + bareTopStrings.pipeline + rstOv)
emitHdrLn(pg)
}
const delI = m && m.delegateInflight
emitHdrLn((useColor ? pal.kw : '') + bareTopStrings.delegates + rstOv)
const hist = bareTopDelegateHistogram(
delI,
cols - 4,
use256,
pal,
useColor
)
if (hist) emitHdrLn(' ' + hist)
if (split) {
const ptMini =
snap.extra &&
snap.extra.processTable &&
typeof snap.extra.processTable === 'object'
? snap.extra.processTable
: null
const mini = bareTopSortProcessRows(
bareTopProcessRowsFromTable(ptMini),
'time',
false
).slice(0, 6)
const nowM = Date.now()
const bits = mini.map((r) => {
const age = bareTopFormatProcAge(
bareTopProcessStartedMs(r),
nowM
)
return (
bareTopTruncateCell(String(r.name || ''), 18, true) +
(age ? '(' + age + ')' : '')
)
})
emitHdrLn(
(useColor ? pal.dim : '') +
' top jobs ' +
bits.join(' ') +
rstOv
)
}
const ov = bareTopOverviewLines(snap, {
cols: cols - 2,
na: bareTopStrings.na,
compact: overviewCompact,
sectionsRaw: overviewSectionsRaw,
sectionFilter: overviewSectionFilter,
deltaMode,
prevMetrics:
prevSnap && prevSnap.metricsLive
? /** @type {Record<string, unknown>} */ (prevSnap.metricsLive)
: null,
prevSnap: deltaMode
? /** @type {Record<string, unknown>} */ (prevSnap)
: null,
nowMs: Date.now(),
asciiSep: monoUi,
flattenCap: (v, maxL, maxK) =>
bareTopFlattenLimited('', v, 1, 4, maxK, maxL),
ringProto: ringProtoMux,
protomuxSpark: protomuxSparkOn,
sparkW: Math.min(32, sw),
sparkAscii,
logSpark,
braille: sparkBrailleEff,
healthDetail: healthDetailOn,
healthBreakdown: String(snap.healthBreakdown || ''),
splitLeftCol: 0,
splitMiniProc: false,
layoutVersion: bareTopStrings.layoutVersion,
sessionWallRing: ringSessionWall
})
activeOverviewSections = ov.activeSections
lastOvLines = ov.lines
lastOvSectionRaw =
ov.sectionRawLineIndex && typeof ov.sectionRawLineIndex === 'object'
? ov.sectionRawLineIndex
: {}
if (scrollRegionOn && hdrRow < mainEnd - 1) {
out += '\x1b[' + hdrRow + ';' + (mainEnd - 1) + 'r'
}
drawScrollableLines(ov.lines, 0, hdrRow)
if (scrollRegionOn && tab === 0) out += '\x1b[r'
} else if (tab === TAB_PROC && snap) {
const rst = useColor ? pal.reset : ''
emitHdrLn('')
if (split && ringPeers.length) {
emitHdrLn(
(useColor ? pal.dim : '') +
' activity peers ' +
bareTopSparkline(
ringPeers,
Math.min(32, sparkW),
sparkAscii,
logSpark,
sparkBrailleEff
) +
' ' +
String(ringPeers[ringPeers.length - 1]) +
rst
)
}
const pt =
snap.extra &&
snap.extra.processTable &&
typeof snap.extra.processTable === 'object'
? snap.extra.processTable
: null
let pTitle =
(useColor ? pal.kw : '') +
(icons ? '\u2022 ' : '') +
'Processes (logical)' +
rst +
' sort:' +
procSortKey +
(procSortAsc ? '+' : '-') +
(procTreeMode ? ' tree' : '') +
(filterProcess ? ' filter:' + filterProcess : '') +
(procTaggedOnly ? ' tagged' : '') +
(taggedPids.size ? ' #' + taggedPids.size : '')
if (signalPrompt) {
pTitle +=
' ' +
(useColor ? pal.warn : '') +
'[sig ' +
signalPrompt.pid +
' ' +
signalPrompt.sig +
' ' +
(signalPrompt.phase === 'pick' ? 'Enter arm n cycle]' : 'y/n]') +
rst
}
emitHdrLn(pTitle)
/** @type {Record<string, unknown>[]} */
const rawRows = bareTopProcessRowsFromTable(pt)
/** @type {Record<string, unknown>[]} */
let displayList = currentProcRows()
if (procTreeMode && treeCollapsedPPids.size) {
displayList = displayList.filter(
(r) => !treeCollapsedPPids.has(Number(r.ppid) || 0)
)
}
if (procFollowOn && followPid > 0) {
const ix = displayList.findIndex((r) => bareTopProcessPid(r) === followPid)
if (ix >= 0) procCursor = ix
}
if (displayList[procCursor])
followPid = bareTopProcessPid(
/** @type {Record<string, unknown>} */ (displayList[procCursor])
)
const pf = filterProcess.toLowerCase()
/** @type {Record<string, number>} */
const states = {}
for (const r of rawRows) {
const st = String(r.state || '?')
states[st] = (states[st] || 0) + 1
}
const cnt = Object.keys(states)
.sort()
.map((k) => k + ':' + states[k])
.join(' ')
emitHdrLn(
(useColor ? pal.dim : '') +
' rows ' +
displayList.length +
(pf ? ' (filtered)' : '') +
(procTreeMode ? ' tree' : '') +
' ' +
cnt +
rst
)
if (procCursor >= displayList.length)
procCursor = Math.max(0, displayList.length - 1)
const mVis = Math.max(1, mainEnd - hdrRow)
let scrollTop = scrollRows[TAB_PROC]
const maxScr = Math.max(0, displayList.length - mVis)
if (scrollTop > maxScr) scrollTop = maxScr
if (procCursor < scrollTop) scrollTop = procCursor
if (procCursor >= scrollTop + mVis) scrollTop = procCursor - mVis + 1
scrollRows[TAB_PROC] = scrollTop
if (procDetailPid != null) {
const row = displayList.find(
(x) => bareTopProcessPid(x) === procDetailPid
)
const raw =
row && typeof row === 'object'
? /** @type {Record<string, unknown>} */ (row)
: { note: 'pid not in list (check filter)' }
/** @type {Record<string, unknown>} */
let detailObj = raw
if (procDetailSub === 'summary') {
detailObj = {
pid: raw.pid,
ppid: raw.ppid,
name: raw.name,
state: raw.state,
role: raw.role,
replicationHint: raw.replicationHint
}
} else if (procDetailSub === 'fds') {
detailObj =
raw.fdTable && typeof raw.fdTable === 'object'
? /** @type {Record<string, unknown>} */ (raw.fdTable)
: { note: 'no fdTable on row' }
} else if (procDetailSub === 'env') {
detailObj =
raw.env && typeof raw.env === 'object'
? /** @type {Record<string, unknown>} */ (raw.env)
: { note: 'no env slice on row' }
}
const jl = bareTopProcDetailBodyLines(
/** @type {'all' | 'summary' | 'fds' | 'env'} */ (procDetailSub),
detailObj,
cols,
bareTopProcDetailMaxLines(rows, hdrRow),
envTop
)
emitHdrLn(
(useColor ? pal.dim : '') +
' (Enter closes) i summary o fds e env sub:' +
procDetailSub +
rst
)
drawScrollableLines(jl, TAB_PROC, hdrRow)
} else {
const cmdMid =
envTop.BARE_TOP_CMD_ELLIPSIS_MIDDLE === '1' ||
envTop.BARE_TOP_CMD_ELLIPSIS_MIDDLE === 'true'
let showNi = false
let showPri = false
let showCpu = false
for (const rr of displayList) {
if (!rr || typeof rr !== 'object') continue
if (rr.nice != null || rr.ni != null) showNi = true
if (rr.pri != null || rr.priority != null) showPri = true
if (rr.cpuPct != null || rr.cpu != null) showCpu = true
}
const wNi = showNi ? 4 : 0
const wPri = showPri ? 4 : 0
const wCpu = showCpu ? 5 : 0
const wPid = 5
const wPpid = 5
const wSt = 9
const wPg = 5
const wSid = 3
const wTime = 7
const fixed =
wPid +
wPpid +
wSt +
wPg +
wSid +
wTime +
wNi +
wPri +
wCpu +
7
const wName = Math.max(6, cols - fixed + procNameWidthAdj)
const hdrCells = ['PID', 'PPID', 'PGID', 'ST', 'SID']
/** @type {number[]} */
const hdrWidths = [wPid, wPpid, wPg, wSt, wSid]
/** @type {('l'|'r')[]} */
const hdrAlign = ['r', 'r', 'r', 'l', 'r']
if (showNi) {
hdrCells.push('NI')
hdrWidths.push(wNi)
hdrAlign.push('r')
}
if (showPri) {
hdrCells.push('PRI')
hdrWidths.push(wPri)
hdrAlign.push('r')
}
if (showCpu) {
hdrCells.push('CPU%')
hdrWidths.push(wCpu)
hdrAlign.push('r')
}
hdrCells.push(deltaMode ? 'D.TIME' : 'TIME', 'NAME')
hdrWidths.push(wTime, wName)
hdrAlign.push('r', 'l')
const nowP = Date.now()
const hdrLn =
' ' +
bareTopFormatFixedColumns(
hdrCells,
hdrWidths,
hdrAlign,
cols - 2
)
emitHdrLn((useColor ? pal.header : '') + hdrLn + rst)
const rowStart = hdrRow
if (
scrollRegionOn &&
rowStart <= mainEnd - 1 &&
mainEnd > rowStart
) {
out += '\x1b[' + rowStart + ';' + (mainEnd - 1) + 'r'
}
let r = rowStart
/** @type {Set<number>} */
const ancestorPids = new Set()
if (procTreeMode && displayList[procCursor]) {
const byPid = new Map(
displayList.map((x) => [bareTopProcessPid(x), x])
)
let walk = displayList[procCursor]
for (let g = 0; g < 64 && walk; g++) {
const p = bareTopProcessPid(walk)
if (p) ancestorPids.add(p)
const pp = Number(walk.ppid) || 0
walk = pp ? /** @type {Record<string, unknown>} */ (byPid.get(pp)) : null
}
}
for (let j = 0; j < mVis && scrollTop + j < displayList.length; j++) {
const row = /** @type {Record<string, unknown>} */ (
displayList[scrollTop + j]
)
const pid = bareTopProcessPid(row)
const depth = Number(row._treeDepth) || 0
const ind = procTreeMode
? monoUi
? '+-- '.repeat(Math.min(5, depth))
: '\u251c\u2500 '.repeat(Math.min(5, depth))
: ''
const tStr = bareTopFormatProcAge(
bareTopProcessStartedMs(row),
nowP
)
const rawNm = ind + String(row.name ?? '')
const nm = cmdMid
? bareTopTruncateMiddle(rawNm, wName)
: bareTopTruncateCell(rawNm, wName, true)
/** @type {string[]} */
const cells = [
String(pid),
String(row.ppid ?? ''),
String(row.pgid ?? ''),
String(row.state ?? '').slice(0, wSt),
String(row.sid ?? '')
]
if (showNi)
cells.push(
String(
row.nice != null ? row.nice : row.ni != null ? row.ni : ''
)
)
if (showPri)
cells.push(
String(
row.pri != null
? row.pri
: row.priority != null
? row.priority
: ''
)
)
if (showCpu) {
const wallP =
snap && snap.fetchWallMs != null ? Number(snap.fetchWallMs) : 1000
const c0 =
typeof bareTopEffectiveCpuPct === 'function'
? bareTopEffectiveCpuPct(
/** @type {Record<string, unknown>} */ (row),
wallP
)
: row.cpuPct ?? row.cpu
cells.push(
typeof c0 === 'number' && Number.isFinite(c0)
? String(Math.round(c0))
: String(c0 ?? '')
)
}
cells.push(tStr || '—', nm)
/** @type {number[]} */
const cw = [wPid, wPpid, wPg, wSt, wSid]
if (showNi) cw.push(wNi)
if (showPri) cw.push(wPri)
if (showCpu) cw.push(wCpu)
cw.push(wTime, wName)
/** @type {('l'|'r')[]} */
const ca = ['r', 'r', 'r', 'l', 'r']
if (showNi) ca.push('r')
if (showPri) ca.push('r')
if (showCpu) ca.push('r')
ca.push('r', 'l')
const line =
' ' +
bareTopFormatFixedColumns(cells, cw, ca, cols - 2)
const sel = scrollTop + j === procCursor
const framePad = useFrames && !monoUi ? 1 : 0
const left =
useFrames && !monoUi
? (useColor ? pal.border : '') + '\u2502' + rst + ' '
: ''
const prefix = sel && useColor ? pal.sel : ''
const suf = sel && useColor ? rst : ''
const stl = String(row.state || '').toLowerCase()
let rowTone = ''
let rowToneX = ''
if (useColor && !sel) {
const nmLc = String(row.name || '').toLowerCase()
if (pf && nmLc.includes(pf)) {
rowTone = pal.barHi
rowToneX = rst
} else if (stl === 'zombie') {
rowTone = pal.bad
rowToneX = rst
} else if (stl === 'stopped' || stl === 'signaled') {
rowTone = pal.warn
rowToneX = rst
} else if (stl === 'running') {
rowTone = pal.good
rowToneX = rst
}
const role = String(row.role || '')
if (!rowTone && role.includes('shell'))
rowTone = pal.roleShell || pal.kw
else if (!rowTone && role.includes('job'))
rowTone = pal.roleJob || pal.barHi
else if (!rowTone && role.includes('initd'))
rowTone = pal.roleInitd || pal.dim
if (rowTone && !rowToneX) rowToneX = rst
if (
!rowTone &&
procTreeMode &&
ancestorPids.size &&
!ancestorPids.has(pid)
) {
rowTone = pal.dim
rowToneX = rst
}
}
out +=
bareEditCup(r, 1) +
'\x1b[K' +
prefix +
left +
rowTone +
line.slice(0, Math.max(8, cols - 1 - framePad * 2)) +
rowToneX +
suf +
'\r\n'
r++
}
if (displayList.length > mVis) {
scrollHint =
' | ' +
(scrollTop + 1) +
'\u2013' +
Math.min(displayList.length, scrollTop + mVis) +
'/' +
displayList.length +
' @' +
(procCursor + 1)
}
}
} else if (TAB_NAMES[tab] === 'initd' && snap && snap.initdGraph) {
emitHdrLn('')
emitHdrLn(
(useColor ? pal.kw : '') +
(icons ? '\u2022 ' : '') +
'Initd graph' +
(useColor ? pal.reset : '') +
(filterInitd ? ' filter:' + filterInitd : '') +
(initdRawFallback ? ' [alternate layout]' : '')
)
emitHdrLn(
(useColor ? pal.dim : '') +
'x toggles alternate layout when a nodes list exists (edges / graph path)' +
(useColor ? pal.reset : '')
)
const g = snap.initdGraph
/** @type {string[]} */
let initLines = []
if (
!initdRawFallback &&
typeof g === 'object' &&
g &&
Array.isArray(g.nodes)
) {
const nodes = /** @type {string[]} */ (g.nodes)
const filt = filterInitd.toLowerCase()
const list = filt
? nodes.filter((n) => String(n).toLowerCase().includes(filt))
: nodes
initLines.push('Units: ' + list.length + (filterInitd ? ' (filtered)' : ''))
for (const n of list) initLines.push((icons ? '\u2022 ' : '- ') + String(n))
} else {
initLines = bareTopInitdGraphLines(g)
}
if (
!initdRawFallback &&
typeof g === 'object' &&
g &&
Array.isArray(g.edges) &&
g.edges.length > 0 &&
g.edges.length <= 32
) {
initLines.push('Edges (DAG sketch):')
for (const e of g.edges) initLines.push(' ' + String(e))
}
drawScrollableLines(initLines, tab, hdrRow)
} else if (TAB_NAMES[tab] === 'network' && snap) {
emitHdrLn('')
emitHdrLn(
(useColor ? pal.kw : '') +
(icons ? '\u2022 ' : '') +
'Net summary' +
(useColor ? pal.reset : '') +
(filterNetwork ? ' filter:' + filterNetwork : '')
)
emitHdrLn(
(useColor ? pal.dim : '') +
'Logical network mirror from /proc/bare_os/net_summary.json' +
(useColor ? pal.reset : '')
)
if (ringNetDelta.length) {
const nsw = Math.min(32, sparkW)
const dt = Math.max(1, snap.fetchWallMs || intervalMs) / 1000
const rate = ringNetDelta.length
? ringNetDelta[ringNetDelta.length - 1] / dt
: 0
emitHdrLn(
(useColor ? pal.dim : '') +
' iface bytes d (sum) ' +
bareTopSparkline(
ringNetDelta,
nsw,
sparkAscii,
logSpark,
sparkBrailleEff
) +
' ~' +
bareTopFormatBytes(Math.round(rate)) +
'/s' +
(useColor ? pal.reset : '')
)
}
const maxNet = Math.min(480, Math.max(24, (mainEnd - hdrRow) * 4))
/** @type {string[]} */
let netBody = bareTopNetTabLines(snap.netSummary, cols, {
maxLines: maxNet,
filter: filterNetwork,
wideTwoCol: layoutEffective === 'even' && cols >= 100
})
if (netopMerge) {
const opPack = {
replication: snap.extra.replication,
replicationBackpressure: snap.extra.replicationBackpressure,
swarm: snap.extra.swarm,
syncWindow: snap.extra.syncWindow
}
const opLines = bareTopLinesFromPack(opPack, 6, cols)
netBody = [
(useColor ? pal.kw : '') + '— operator (merged) —' + (useColor ? pal.reset : ''),
...opLines,
(useColor ? pal.kw : '') + '— net_summary —' + (useColor ? pal.reset : ''),
...netBody
]
}
drawScrollableLines(netBody, tab, hdrRow)
} else if (TAB_NAMES[tab] === 'features' && snap) {
emitHdrLn('')
emitHdrLn(
(useColor ? pal.kw : '') +
(icons ? '\u2022 ' : '') +
'Features / capabilities' +
(useColor ? pal.reset : '') +
(filterFeatures ? ' filter:' + filterFeatures : '')
)
let fl = bareTopFeaturesTableLines(snap.features, cols)
const ff = filterFeatures.toLowerCase()
if (ff.length)
fl = fl.filter((ln) => ln.toLowerCase().includes(ff))
drawScrollableLines(fl, tab, hdrRow)
} else if (TAB_NAMES[tab] === 'diagnostics' && snap) {
emitHdrLn('')
emitHdrLn(
(useColor ? pal.kw : '') +
(icons ? '\u2022 ' : '') +
'Diagnostics (debug, delegate_red, ipc backpressure)' +
(useColor ? pal.reset : '')
)
const pack = {
debug: snap.extra.debug,
delegateRed: snap.extra.delegateRed,
ipcBackpressure: snap.extra.ipcBackpressure
}
drawScrollableLines(bareTopLinesFromPack(pack, 6, cols), tab, hdrRow)
} else if (TAB_NAMES[tab] === 'operator' && snap) {
emitHdrLn('')
emitHdrLn(
(useColor ? pal.kw : '') +
(icons ? '\u2022 ' : '') +
'Operator (replication, swarm, sync, staging)' +
(useColor ? pal.reset : '')
)
emitHdrLn(
(useColor ? pal.dim : '') +
'Operator workflow: P2P replication state, sync windows, staging — not shell jobs.' +
(useColor ? pal.reset : '')
)
const pack = {
replication: snap.extra.replication,
replicationBackpressure: snap.extra.replicationBackpressure,
swarm: snap.extra.swarm,
syncWindow: snap.extra.syncWindow
}
drawScrollableLines(bareTopLinesFromPack(pack, 6, cols), tab, hdrRow)
} else if (TAB_NAMES[tab] === 'pear' && snap) {
emitHdrLn('')
emitHdrLn(
(useColor ? pal.kw : '') +
(icons ? '\u2022 ' : '') +
'Pear (ipc, health, trust, peer_health)' +
(useColor ? pal.reset : '')
)
emitHdrLn(
(useColor ? pal.dim : '') +
'Pear IPC registry: bare_os_* and pear:* channels (see handbook).' +
(useColor ? pal.reset : '')
)
const pih = snap.extra.pearIpcHealth
if (pih && typeof pih === 'object') {
const o = /** @type {Record<string, unknown>} */ (pih)
const p50 = o.p50Ms ?? o.p50
const p95 = o.p95Ms ?? o.p95
if (p50 != null || p95 != null)
emitHdrLn(
(useColor ? pal.dim : '') +
' ipc RTT p50=' +
String(p50 ?? '—') +
' p95=' +
String(p95 ?? '—') +
(useColor ? pal.reset : '')
)
}
if (snap.extra.swarm && typeof snap.extra.swarm === 'object') {
const sw = /** @type {Record<string, unknown>} */ (snap.extra.swarm)
const churnN =
Number(sw.connectionChurn) || Number(sw.churn) || 0
emitHdrLn(
(useColor ? pal.dim : '') +
' swarm churn ' +
bareTopSparkline(
ringSwarmChurn,
Math.min(28, sparkW),
sparkAscii,
logSpark,
sparkBrailleEff
) +
' ' +
String(churnN) +
(useColor ? pal.reset : '')
)
}
const pack = {
pearIpc: snap.extra.pearIpc,
pearIpcHealth: snap.extra.pearIpcHealth,
pearTrust: snap.extra.pearTrust,
peerHealth: snap.extra.peerHealth
}
drawScrollableLines(bareTopLinesFromPack(pack, 8, cols), tab, hdrRow)
} else if (TAB_NAMES[tab] === 'catalog' && snap) {
emitHdrLn('')
emitHdrLn(
(useColor ? pal.kw : '') +
(icons ? '\u2022 ' : '') +
'Catalog (index, version, bootstrap, provenance, quotas, rlimits, extensions)' +
(useColor ? pal.reset : '')
)
emitHdrLn(
(useColor ? pal.dim : '') +
'Static / semi-static kernel catalog entries and caps.' +
(useColor ? pal.reset : '')
)
if (snap.fileTexts && snap.fileTexts.version) {
const v1 = String(snap.fileTexts.version).trim().split('\n')[0]
emitHdrLn(
(useColor ? pal.kw : '') +
' version (line 1) ' +
(useColor ? pal.reset : '') +
bareTopSanitizeVisible(v1.slice(0, Math.max(20, cols - 22)))
)
}
const idx = snap.extra.index
let idxHash = ''
if (idx && typeof idx === 'object') {
const raw = JSON.stringify(idx)
let h = 0
for (let i = 0; i < raw.length; i++) {
h = (Math.imul(h, 31) + raw.charCodeAt(i)) >>> 0
}
idxHash = h.toString(16)
if (prevCatalogIdxHash && prevCatalogIdxHash !== idxHash)
emitHdrLn(
(useColor ? pal.warn : '') +
' index.json hash changed ' +
idxHash +
(useColor ? pal.reset : '')
)
prevCatalogIdxHash = idxHash
}
const pack = {
index: snap.extra.index,
bootstrap: snap.extra.bootstrap,
provenance: snap.extra.provenance,
quotas: snap.extra.quotas,
rlimits: snap.extra.rlimits,
extensions: snap.extra.extensions,
capabilitiesJson: snap.extra.capabilitiesJson,
capabilitiesNode: snap.extra.capabilitiesNode,
seedHandshake: snap.extra.seedHandshake
}
drawScrollableLines(bareTopLinesFromPack(pack, 6, cols), tab, hdrRow)
} else if (TAB_NAMES[tab] === 'host' && snap) {
emitHdrLn('')
emitHdrLn(
(useColor ? pal.kw : '') +
(icons ? '\u2022 ' : '') +
'Host / workers (host_os, worker_budget, sandbox, git stats, HDMS, DHT)' +
(useColor ? pal.reset : '')
)
const wbLine = bareTopWorkerBudgetCompactLine(
snap.metricsLive && snap.metricsLive.workerBudgetHints
)
if (wbLine)
emitHdrLn((useColor ? pal.dim : '') + wbLine + (useColor ? pal.reset : ''))
if (ringPeerDeriv.length && ringPeers.length) {
const pr = ringPeers[ringPeers.length - 1]
const d = ringPeerDeriv[ringPeerDeriv.length - 1]
emitHdrLn(
(useColor ? pal.dim : '') +
' peers ' +
pr +
' d ' +
(d >= 0 ? '+' : '') +
d +
'/tick' +
(useColor ? pal.reset : '')
)
}
if (ringHdms.length || ringDht.length) {
emitHdrLn(
(useColor ? pal.dim : '') +
' HDMS ' +
bareTopSparkline(
ringHdms,
Math.min(22, sparkW),
sparkAscii,
logSpark,
sparkBrailleEff
) +
' DHT ' +
bareTopSparkline(
ringDht,
Math.min(22, sparkW),
sparkAscii,
logSpark,
sparkBrailleEff
) +
(useColor ? pal.reset : '')
)
}
if (ringBridge.length) {
emitHdrLn(
(useColor ? pal.dim : '') +
' subprocessBridge map ' +
bareTopSparkline(
ringBridge,
Math.min(24, sparkW),
sparkAscii,
logSpark,
sparkBrailleEff
) +
(useColor ? pal.reset : '')
)
}
/** @type {string[]} */
const hostFairLines = []
if (snap.fairnessSnapshot && typeof snap.fairnessSnapshot === 'object') {
hostFairLines.push('')
hostFairLines.push(bareTopSectionRule('Fairness snapshot', cols - 2))
hostFairLines.push(
...bareTopFlattenLimited('', snap.fairnessSnapshot, 0, 4, 80, 36)
)
}
const ss = snap.extra && snap.extra.sessionStats
const m0 = snap.metricsLive && snap.metricsLive.session
if (ss && m0 && typeof ss === 'object' && typeof m0 === 'object') {
const sx = /** @type {Record<string, unknown>} */ (ss)
const mx = /** @type {Record<string, unknown>} */ (m0)
const a = Number(sx.execLineCount)
const b = Number(mx.execLineCount)
if (Number.isFinite(a) && Number.isFinite(b) && a > 0) {
const drift = Math.abs(a - b) / a
if (drift > 0.01)
emitHdrLn(
(useColor ? pal.warn : '') +
' session_stats vs metrics_live execLineCount drift ' +
(drift * 100).toFixed(1) +
'%' +
(useColor ? pal.reset : '')
)
}
}
const sb = snap.extra && snap.extra.sandboxProfile
if (sb && typeof sb === 'object') {
const keys = Object.keys(sb).slice(0, 6)
.map((k) => k + '=' + String(/** @type {Record<string, unknown>} */ (sb)[k]))
.join(' ')
if (keys)
emitHdrLn(
(useColor ? pal.dim : '') +
' sandboxProfile ' +
bareTopTruncateCell(keys, cols - 4, false) +
(useColor ? pal.reset : '')
)
}
const pack = {
hostOs: snap.hostOs,
workerBudget: snap.extra.workerBudget,
sandboxProfile: snap.extra.sandboxProfile,
gitDelegateStats: snap.extra.gitDelegateStats,
gitLfsPointerStats: snap.extra.gitLfsPointerStats,
hdmsHealth: snap.extra.hdmsHealth,
hdmsHints: snap.extra.hdmsHints,
dhtStatus: snap.extra.dhtStatus,
udxExtended: snap.extra.udxExtended,
sessionStats: snap.extra.sessionStats
}
drawScrollableLines(
hostFairLines.concat(bareTopLinesFromPack(pack, 6, cols)),
tab,
hdrRow
)
} else if (TAB_NAMES[tab] === 'cpu' && snap) {
emitHdrLn('')
emitHdrLn(
(useColor ? pal.kw : '') +
(icons ? '\u2022 ' : '') +
'CPU (host + logical cores)' +
(useColor ? pal.reset : '')
)
emitHdrLn(
(useColor ? pal.dim : '') +
' logical cpus ' +
snap.cpuCoreCount +
' ' +
(snap.cpuLine || '') +
(useColor ? pal.reset : '')
)
/** @type {string[]} */
const cpuLines = []
const hs = snap.hostStats
if (hs && typeof hs === 'object') {
const o = /** @type {Record<string, unknown>} */ (hs)
const per = o.hostPerCpu || o.perCpu || o.cpus
if (Array.isArray(per) && per.length) {
const w = Math.min(48, Math.max(8, cols - 10))
for (let i = 0; i < per.length && i < 32; i++) {
const c = per[i]
const v =
typeof c === 'number'
? c
: c && typeof c === 'object'
? Number(
/** @type {Record<string, unknown>} */ (c).busy ??
/** @type {Record<string, unknown>} */ (c).pct
) || 0
: 0
const seg = []
for (let b = 0; b < w; b++) {
const th = (b / w) * 100
seg.push(th < v ? (sparkAscii ? '#' : '\u280b') : ' ')
}
cpuLines.push(
' ' +
String(i).padStart(2, '0') +
' ' +
seg.join('').slice(0, w)
)
}
}
}
if (!cpuLines.length)
cpuLines.push(
' (no hostPerCpu in hostStats — set metrics or use overview host bar)'
)
drawScrollableLines(cpuLines, tab, hdrRow)
} else if (TAB_NAMES[tab] === 'mem' && snap) {
emitHdrLn('')
emitHdrLn(
(useColor ? pal.kw : '') +
(icons ? '\u2022 ' : '') +
'Memory (meminfo + logical RSS when present)' +
(useColor ? pal.reset : '')
)
emitHdrLn(
(useColor ? pal.dim : '') + (snap.meminfoLine || '') + (useColor ? pal.reset : '')
)
const ptM =
snap.extra &&
snap.extra.processTable &&
typeof snap.extra.processTable === 'object'
? snap.extra.processTable
: null
const byRss = bareTopSortProcessRows(
bareTopProcessRowsFromTable(ptM),
'pid',
false
).sort(
(a, b) =>
(Number(b.memRssBytes) || 0) - (Number(a.memRssBytes) || 0)
)
/** @type {string[]} */
const ml = [' top memRssBytes (when kernel fills field)']
for (const r of byRss.slice(0, Math.max(12, rows - hdrRow - 4))) {
const rb = Number(r.memRssBytes) || 0
if (!rb) continue
ml.push(
' ' +
bareTopProcessPid(r) +
' ' +
bareTopFormatBytes(rb) +
' ' +
String(r.name || '').slice(0, Math.max(8, cols - 28))
)
}
if (ml.length < 2)
ml.push(' (no memRssBytes on rows — schema v8 optional field)')
drawScrollableLines(ml, tab, hdrRow)
} else if (TAB_NAMES[tab] === 'disk' && snap) {
emitHdrLn('')
emitHdrLn(
(useColor ? pal.kw : '') +
(icons ? '\u2022 ' : '') +
'Disk (proc diskstats line + trend)' +
(useColor ? pal.reset : '')
)
emitHdrLn(
(useColor ? pal.dim : '') +
(snap.diskstatsLine || '(no diskstats)') +
(useColor ? pal.reset : '')
)
/** @type {string[]} */
const dl = []
if (typeof snap.diskstatsRaw === 'string' && snap.diskstatsRaw.length) {
const lines = snap.diskstatsRaw.split('\n').slice(0, 12)
for (const ln of lines) dl.push(' ' + ln.slice(0, cols - 2))
}
drawScrollableLines(dl, tab, hdrRow)
}
const footProc =
'^v sel F6/S sort V tree Enter detail k/F9 / filter gG [ ] tab'
const footOverview =
'PgUp/Dn scroll detail / filter h help Tab/[ ] tab C M e export'
const footInitd = 'PgUp/Dn scroll / filter units h help'
const footDefault =
'PgUp/Dn scroll Tab/[ ] tabs C M cpu/mem h help e export f full'
let footBase = quietFooter
? tab === 0
? 'ov'
: tab === TAB_PROC
? 'proc'
: '…'
: tab === TAB_PROC
? footProc
: tab === 0
? footOverview
: TAB_NAMES[tab] === 'initd'
? footInitd
: footDefault
const tzFoot = (() => {
if (utcClock) return ' | UTC'
const off = new Date().getTimezoneOffset()
const sign = off > 0 ? '-' : '+'
const h = Math.floor(Math.abs(off) / 60)
return ' | TZ GMT' + sign + h
})()
const burstFoot =
Date.now() < burstUntil ? (quietFooter ? ' |B' : ' | BURST') : ''
let foot =
(useColor ? pal.dim : '') +
footBase +
tzFoot +
burstFoot +
(useColor ? pal.reset : '') +
scrollHint
if (reniceOpen) {
foot =
(useColor ? pal.warn : '') +
'RENICE+/> ' +
reniceBuf +
'_' +
(useColor ? pal.reset : '')
} else if (filterOpen) {
foot =
(useColor ? pal.warn : '') +
'FILTER> ' +
filterLine +
'_' +
(useColor ? pal.reset : '')
} else {
const hints = snap && snap.extra.snapshotHints
const hintLine = bareTopHintsFootLine(hints)
if (hintLine) {
tipRot = (tipRot + 1) % Math.max(1, hintLine.length)
const rot = hintLine.slice(tipRot) + ' · ' + hintLine.slice(0, tipRot)
const room = Math.max(0, cols - foot.length - 4)
if (room > 12) foot += ' | ' + rot.slice(0, room)
}
}
if (scrollRegionOn && tab === TAB_PROC && procDetailPid == null) {
out += '\x1b[r'
}
if (tDrawStart) {
foot =
foot.slice(0, Math.max(0, cols - 14)) +
(useColor ? pal.dim : '') +
' ~' +
(Date.now() - tDrawStart) +
'ms' +
(useColor ? pal.reset : '')
}
if (toastMsg && Date.now() < toastUntil) {
foot =
(useColor ? pal.warn : '') +
toastMsg.slice(0, cols - 2) +
(useColor ? pal.reset : '')
} else toastMsg = ''
out += bareEditCup(rows, 1) + '\x1b[K' + foot.slice(0, cols)
out += '\x1b[?25h'
if (debugTimings) {
const nw = Date.now()
if (nw - lastDbgLog > 4000) {
lastDbgLog = nw
try {
ctx.console.error(
'baretop: fetchMs=' +
String(lastSnap && lastSnap.fetchWallMs) +
' outLen=' +
out.length +
(lastDbgPatchLen
? ' patchLen=' + String(lastDbgPatchLen)
: '')
)
} catch {
/* ignore */
}
}
}
lastDbgPatchLen = 0
const emitFr = bareTopEmitFrame(
/** @type {Record<string, unknown>} */ (ctx),
stdout,
out,
{
prevLines: lastLineFrame,
rows,
cols,
incrementalFrameDiff:
incrementalFrameDiff &&
!helpMode &&
!setupMode &&
!filterOpen &&
!signalPrompt &&
!reniceOpen,
useLineHash: lineHashDiff,
fullscreenPanel,
cup: bareEditCup
}
)
lastLineFrame = emitFr.nextLines
lastLineFrameRows = rows
lastLineFrameCols = cols
if (emitFr.wrotePatch) lastDbgPatchLen = emitFr.patchLen
}
await tick()
draw()
while (!quit) {
if (signalPrompt) {
if (keyq.length === 1 && keyq[0] === 0x1b) {
keyq.shift()
signalPrompt = null
draw()
continue
}
const evs = bareTopDrainKeys(keyq, 16, {
vi: viKeys,
inFilter: false,
mouseEnabled: mouseOn,
keyQuit: bareTopKeyMap.quit,
keyRefresh: bareTopKeyMap.refresh
})
if (evs) {
if (evs.type === 'quit') {
quit = true
break
}
const SIGS = ['TERM', 'INT', 'KILL', 'HUP', 'USR1', 'USR2']
if (signalPrompt.phase === 'pick') {
if (evs.type === 'key' && evs.ch === 'n') {
const i = SIGS.indexOf(signalPrompt.sig)
signalPrompt.sig = SIGS[(i + 1) % SIGS.length]
draw()
} else if (evs.type === 'enter') {
signalPrompt.phase = 'confirm'
draw()
} else if (evs.type === 'key' && (evs.ch === 'q' || evs.ch === 'Q')) {
signalPrompt = null
draw()
}
} else if (signalPrompt.phase === 'confirm') {
if (evs.type === 'key' && (evs.ch === 'y' || evs.ch === 'Y')) {
const targets =
taggedPids.size > 0
? [...taggedPids]
: [signalPrompt.pid]
for (const p of targets) {
try {
if (typeof ctx.bareOsSendSignal === 'function')
ctx.bareOsSendSignal(p, signalPrompt.sig)
} catch (e) {
ctx.console.error(
'baretop: signal failed ' +
((e && /** @type {{ message?: string }} */ (e).message) ||
String(e))
)
}
}
signalPrompt = null
draw()
} else if (
evs.type === 'key' &&
(evs.ch === 'n' || evs.ch === 'N')
) {
signalPrompt = null
draw()
}
}
}
await new Promise((r) => setTimeout(r, 50))
continue
}
if (helpMode) {
if (keyq.length === 1 && keyq[0] === 0x1b) {
keyq.shift()
helpMode = false
draw()
continue
}
const evh = bareTopDrainKeys(keyq, 32, {
vi: viKeys,
inFilter: false,
mouseEnabled: false,
helpPaging: true,
keyQuit: bareTopKeyMap.quit,
keyRefresh: bareTopKeyMap.refresh
})
if (evh) {
if (evh.type === 'quit') {
quit = true
break
}
if (evh.type === 'help_page') {
const maxP = 1
helpPageIdx =
evh.dir === 1
? Math.min(maxP, helpPageIdx + 1)
: Math.max(0, helpPageIdx - 1)
draw()
continue
}
helpMode = false
helpPageIdx = 0
draw()
}
await new Promise((r) => setTimeout(r, 50))
continue
}
if (setupMode) {
if (keyq.length === 1 && keyq[0] === 0x1b) {
keyq.shift()
setupMode = false
draw()
continue
}
const evs = bareTopDrainKeys(keyq, 32, {
vi: viKeys,
inFilter: false,
mouseEnabled: false
})
if (evs) {
if (evs.type === 'quit') {
quit = true
break
}
setupMode = false
draw()
}
await new Promise((r) => setTimeout(r, 50))
continue
}
if (filterOpen) {
if (keyq.length === 1 && keyq[0] === 0x1b) {
keyq.shift()
filterOpen = false
draw()
continue
}
const evf = bareTopDrainKeys(keyq, 64, {
vi: viKeys,
inFilter: true,
mouseEnabled: false
})
if (evf) {
if (evf.type === 'quit') {
quit = true
break
}
if (evf.type === 'filter_bs') {
filterLine = filterLine.slice(0, -1)
draw()
continue
}
if (evf.type === 'filter_enter') {
if (filterWhich === 'process') filterProcess = filterLine
else if (filterWhich === 'overview')
overviewSectionFilter = filterLine
else if (filterWhich === 'network') filterNetwork = filterLine
else if (filterWhich === 'features') filterFeatures = filterLine
else filterInitd = filterLine
filterOpen = false
scrollRows[tab] = 0
procCursor = 0
draw()
continue
}
if (evf.type === 'filter_char' && evf.ch) {
if (evf.ch.length === 1 && filterLine.length < 64)
filterLine += evf.ch
draw()
continue
}
}
await new Promise((r) => setTimeout(r, 50))
continue
}
if (reniceOpen) {
if (keyq.length === 1 && keyq[0] === 0x1b) {
keyq.shift()
reniceOpen = false
reniceBuf = ''
draw()
continue
}
const evz = bareTopDrainKeys(keyq, 32, {
vi: false,
inFilter: true,
mouseEnabled: false,
keyQuit: bareTopKeyMap.quit,
keyRefresh: bareTopKeyMap.refresh
})
if (evz) {
if (evz.type === 'quit') {
quit = true
break
}
if (evz.type === 'filter_bs') {
reniceBuf = reniceBuf.slice(0, -1)
draw()
continue
}
if (evz.type === 'filter_enter') {
const d = parseInt(reniceBuf.trim(), 10)
const pl = currentProcRows()
const row = pl[procCursor]
const pid = row ? bareTopProcessPid(row) : 0
reniceOpen = false
reniceBuf = ''
if (pid >= 1 && Number.isFinite(d)) {
try {
if (typeof ctx.bareOsRenice === 'function') {
const r = ctx.bareOsRenice(pid, d)
const ro = r && typeof r === 'object' ? r : {}
const ok = /** @type {{ ok?: boolean }} */ (ro).ok
toastMsg = ok ? 'renice ok' : 'renice: unsupported'
} else toastMsg = 'renice: no ctx.bareOsRenice'
} catch {
toastMsg = 'renice error'
}
} else toastMsg = 'renice: bad pid/delta'
toastUntil = Date.now() + 4000
draw()
continue
}
if (evz.type === 'filter_char' && evz.ch && reniceBuf.length < 8)
reniceBuf += evz.ch
draw()
continue
}
await new Promise((r) => setTimeout(r, 50))
continue
}
if (overviewJumpArmed) {
if (keyq.length === 1 && keyq[0] === 0x1b) {
keyq.shift()
overviewJumpArmed = false
draw()
continue
}
const evj = bareTopDrainKeys(keyq, 8, {
overviewJumpPick: true,
vi: false,
inFilter: true,
mouseEnabled: false
})
if (evj) {
if (evj.type === 'quit') {
quit = true
break
}
overviewJumpArmed = false
if (evj.type === 'overview_section_digit') {
const evjd = /** @type {{ idx?: number }} */ (evj)
const idx = typeof evjd.idx === 'number' ? evjd.idx : 0
const ids = activeOverviewSections
if (
idx >= 0 &&
idx < ids.length &&
lastOvLines.length &&
tab === 0
) {
const sid = ids[idx]
const rawIx =
sid != null && lastOvSectionRaw[String(sid)] != null
? lastOvSectionRaw[String(sid)]
: -1
if (rawIx >= 0) {
const wrapW = Math.max(16, cols - 2)
scrollRows[0] = bareTopScrollTopForRawLine(
lastOvLines,
wrapW,
rawIx
)
} else {
toastMsg = 'section jump: n/a'
toastUntil = Date.now() + 2500
}
} else {
toastMsg = 'section jump: n/a'
toastUntil = Date.now() + 2500
}
draw()
continue
}
draw()
continue
}
await new Promise((r) => setTimeout(r, 50))
continue
}
const ev = bareTopDrainKeys(keyq, 32, {
vi: viKeys,
inFilter: false,
tab,
tabCpuIdx: TAB_NAMES.indexOf('cpu'),
tabMemIdx: TAB_NAMES.indexOf('mem'),
mouseEnabled:
mouseOn &&
!helpMode &&
!setupMode &&
!filterOpen &&
!signalPrompt &&
!reniceOpen,
procListActive: tab === TAB_PROC && !procDetailPid,
procDetailOpen: procDetailPid != null,
keyQuit: bareTopKeyMap.quit,
keyRefresh: bareTopKeyMap.refresh
})
if (ev) {
if (ev.type === 'mouse' && mouseOn) {
const mx = /** @type {{ btn: number, x: number, y: number, release: boolean }} */ (
ev
)
if (!mx.release && tab === TAB_PROC && !procDetailPid) {
const { rows: termR } = termDims()
const my = mx.y - 1
const mxBody = hdrRow <= my && my < termR - 2
if (mxBody) {
const plen = currentProcRows().length
const mVis = Math.max(1, termR - 2 - hdrRow)
const st = scrollRows[TAB_PROC] || 0
const rowIdx = my - hdrRow + st
if (rowIdx >= 0 && rowIdx < plen) {
const nowM = Date.now()
if (
!mx.release &&
mx.btn === 0 &&
nowM - lastMouseDownMs < 450 &&
rowIdx === lastMouseDownRow
) {
const pl = currentProcRows()
const row = pl[rowIdx]
const p = row ? bareTopProcessPid(row) : 0
if (p >= 1) procDetailPid = p
}
lastMouseDownMs = nowM
lastMouseDownRow = rowIdx
procCursor = rowIdx
scrollRows[TAB_PROC] = Math.min(
Math.max(0, plen - mVis),
Math.max(0, rowIdx - Math.floor(mVis / 2))
)
draw()
}
}
} else if (
!mx.release &&
mx.btn === 0 &&
tab !== TAB_PROC &&
tab >= 2 &&
tab < NTABS
) {
const { rows: termR } = termDims()
const my = mx.y - 1
const mainEnd2 = fullscreenPanel ? termR - 1 : termR - 2
if (my >= hdrRow && my < mainEnd2) {
const vis = Math.max(1, mainEnd2 - hdrRow)
const delta = my - hdrRow - Math.floor(vis / 2)
scrollRows[tab] = Math.max(0, (scrollRows[tab] || 0) + delta)
draw()
}
}
if ((mx.btn === 64 || mx.btn === 65) && !mx.release) {
const dir = mx.btn === 64 ? -1 : 1
if (tab === TAB_PROC && !procDetailPid) {
const pl = currentProcRows()
const maxI = Math.max(0, pl.length - 1)
procCursor = Math.max(0, Math.min(maxI, procCursor + dir * 3))
} else {
const sr = scrollRows[tab] || 0
scrollRows[tab] = Math.max(0, sr + dir * 3)
}
draw()
}
continue
}
if (ev.type === 'sort_menu') {
if (tab === TAB_PROC) {
const idx = PROC_SORT_ORDER.indexOf(procSortKey)
const n = PROC_SORT_ORDER.length
procSortKey =
/** @type {'pid' | 'name' | 'state' | 'time' | 'nice' | 'pri' | 'cpu'} */ (
PROC_SORT_ORDER[(Math.max(0, idx) + 1 + n) % n]
)
procSortAsc = true
procCursor = 0
scrollRows[TAB_PROC] = 0
draw()
}
continue
}
if (ev.type === 'tree_toggle') {
if (tab === TAB_PROC) {
procTreeMode = !procTreeMode
procCursor = 0
scrollRows[TAB_PROC] = 0
draw()
}
continue
}
if (ev.type === 'initd_view_toggle') {
if (TAB_NAMES[tab] === 'initd') {
initdRawFallback = !initdRawFallback
scrollRows[tab] = 0
draw()
}
continue
}
if (ev.type === 'sort_dir_toggle') {
if (tab === TAB_PROC) procSortAsc = !procSortAsc
draw()
continue
}
if (ev.type === 'follow_toggle') {
procFollowOn = !procFollowOn
draw()
continue
}
if (ev.type === 'tree_collapse') {
if (tab === TAB_PROC && procTreeMode) {
const pl = currentProcRows()
const row = pl[procCursor]
if (row) {
const pid = bareTopProcessPid(row)
if (treeCollapsedPPids.has(pid)) treeCollapsedPPids.delete(pid)
else treeCollapsedPPids.add(pid)
}
}
draw()
continue
}
if (ev.type === 'tag_toggle') {
if (tab === TAB_PROC && !procDetailPid) {
const pl = currentProcRows()
const row = pl[procCursor]
const p = row ? bareTopProcessPid(row) : 0
if (p >= 1) {
if (taggedPids.has(p)) taggedPids.delete(p)
else taggedPids.add(p)
}
}
draw()
continue
}
if (ev.type === 'tagged_only_toggle') {
procTaggedOnly = !procTaggedOnly
draw()
continue
}
if (ev.type === 'renice_open') {
if (tab === TAB_PROC && !procDetailPid) {
reniceOpen = true
reniceBuf = ''
}
draw()
continue
}
if (ev.type === 'copy_pid') {
if (tab === TAB_PROC && !procDetailPid) {
const pl = currentProcRows()
const row = pl[procCursor]
const p = row ? bareTopProcessPid(row) : 0
if (p >= 1 && typeof ctx.bareOsClipboardWrite === 'function') {
try {
ctx.bareOsClipboardWrite(String(p))
toastMsg = 'pid ' + p
} catch {
toastMsg = 'clipboard failed'
}
} else toastMsg = 'no ctx.bareOsClipboardWrite'
toastUntil = Date.now() + 3500
}
draw()
continue
}
if (ev.type === 'action_menu') {
toastMsg = 'a: use k signal c copy pid e export'
toastUntil = Date.now() + 4500
draw()
continue
}
if (ev.type === 'detail_sub') {
if (procDetailPid != null) {
const s = /** @type {{ sub?: string }} */ (ev).sub
if (s === 'summary' || s === 'fds' || s === 'env') procDetailSub = s
else procDetailSub = 'all'
}
draw()
continue
}
if (ev.type === 'export_tab') {
if (lastSnap && ctx.vfs && typeof ctx.vfs.writeFile === 'function') {
try {
const tabName = TAB_NAMES[tab] || 'tab'
const slice = { tab: tabName, atMs: Date.now() }
if (tabName === 'processes')
slice.processes = currentProcRows().slice(0, 400)
else if (tabName === 'features') slice.features = lastSnap.features
else if (tabName === 'host') {
slice.hostOs = lastSnap.hostOs
slice.hostStats = lastSnap.hostStats
} else slice.note = 'tab slice minimal; use full export for more'
const ep = exportPath.replace(/\.json$/i, '') + '-' + tabName + '.json'
await ctx.vfs.writeFile(ep, JSON.stringify(slice, null, 2))
ctx.console.log(bareTopStrings.exportOk + ' ' + ep)
} catch (e) {
ctx.console.error(
bareTopStrings.exportFail +
': ' +
((e && /** @type {{ message?: string }} */ (e).message) ||
String(e))
)
}
}
continue
}
if (ev.type === 'quit') {
quit = true
break
}
if (ev.type === 'refresh') {
burstUntil = Date.now() + Math.min(5000, intervalMs * 3)
const beforeDelta = deltaMode ? lastSnap : null
await tick()
if (beforeDelta) prevSnap = beforeDelta
draw()
continue
}
if (ev.type === 'setup_open') {
setupMode = true
lastLineFrame = null
draw()
continue
}
if (ev.type === 'search_next') {
if (tab === TAB_PROC && !procDetailPid) {
const pl = currentProcRows()
const f = filterProcess.toLowerCase()
if (pl.length) {
if (f.length) {
let found = -1
for (let k = 1; k <= pl.length; k++) {
const ix = (procCursor + k) % pl.length
const nm = String(pl[ix].name || '').toLowerCase()
if (nm.includes(f)) {
found = ix
break
}
}
if (found >= 0) procCursor = found
} else procCursor = (procCursor + 1) % pl.length
}
draw()
}
continue
}
if (ev.type === 'search_prev') {
if (tab === TAB_PROC && !procDetailPid) {
const pl = currentProcRows()
const f = filterProcess.toLowerCase()
if (pl.length) {
if (f.length) {
let found = -1
for (let k = 1; k <= pl.length; k++) {
const ix = (procCursor - k + pl.length * 9) % pl.length
const nm = String(pl[ix].name || '').toLowerCase()
if (nm.includes(f)) {
found = ix
break
}
}
if (found >= 0) procCursor = found
} else procCursor = (procCursor - 1 + pl.length) % pl.length
}
draw()
}
continue
}
if (ev.type === 'help_open') {
helpMode = true
lastLineFrame = null
draw()
continue
}
if (ev.type === 'pause_toggle') {
paused = !paused
draw()
continue
}
if (ev.type === 'step') {
if (paused) {
const beforeDelta = deltaMode ? lastSnap : null
await tick()
if (beforeDelta) prevSnap = beforeDelta
draw()
}
continue
}
if (ev.type === 'delta_toggle') {
deltaMode = !deltaMode
if (deltaMode) prevSnap = lastSnap
draw()
continue
}
if (ev.type === 'fullscreen_toggle') {
fullscreenPanel = !fullscreenPanel
draw()
continue
}
if (ev.type === 'clock_toggle') {
utcClock = !utcClock
draw()
continue
}
if (ev.type === 'overview_jump_arm') {
if (tab === 0) {
overviewJumpArmed = true
toastMsg = "section: ' then 1-9,0 (10th)"
toastUntil = Date.now() + 3500
draw()
}
continue
}
if (ev.type === 'tab_prev') {
tab = (tab + NTABS - 1) % NTABS
draw()
continue
}
if (ev.type === 'tab_next') {
tab = (tab + 1) % NTABS
draw()
continue
}
if (ev.type === 'tab') {
tab =
ev.n < 0 ? NTABS - 1 : Math.max(0, Math.min(NTABS - 1, ev.n))
draw()
continue
}
if (ev.type === 'list_top') {
if (tab === TAB_PROC && !procDetailPid) {
procCursor = 0
scrollRows[TAB_PROC] = 0
} else scrollRows[tab] = 0
draw()
continue
}
if (ev.type === 'list_end') {
if (tab === TAB_PROC && !procDetailPid) {
const pl = currentProcRows()
procCursor = Math.max(0, pl.length - 1)
scrollRows[TAB_PROC] = Math.max(0, pl.length - 1)
} else scrollRows[tab] = 99999
draw()
continue
}
if (ev.type === 'sort_prev' || ev.type === 'sort_next') {
if (tab === TAB_PROC) {
const idx = Math.max(0, PROC_SORT_ORDER.indexOf(procSortKey))
const n = PROC_SORT_ORDER.length
procSortKey =
/** @type {'pid' | 'name' | 'state' | 'time' | 'nice' | 'pri' | 'cpu'} */ (
PROC_SORT_ORDER[
ev.type === 'sort_next'
? (idx + 1 + n) % n
: (idx - 1 + n) % n
]
)
procSortAsc = true
procCursor = 0
scrollRows[TAB_PROC] = 0
draw()
}
continue
}
if (ev.type === 'enter') {
if (tab === TAB_PROC) {
const pl = currentProcRows()
const row = pl[procCursor]
const pid = row ? bareTopProcessPid(row) : 0
if (procDetailPid != null) {
procDetailPid = null
procDetailSub = 'all'
} else if (pid > 0) {
procDetailPid = pid
procDetailSub = 'all'
}
draw()
}
continue
}
if (ev.type === 'signal_menu') {
if (tab === TAB_PROC && !procDetailPid) {
const pl = currentProcRows()
const row = pl[procCursor]
const pid = row ? bareTopProcessPid(row) : 0
if (pid >= 1) signalPrompt = { pid, sig: 'TERM', phase: 'pick' }
draw()
}
continue
}
if (ev.type === 'scroll') {
const amt = typeof ev.amt === 'number' ? ev.amt : 5
if (tab === TAB_PROC && procDetailPid) {
const sr = scrollRows[TAB_PROC] || 0
if (ev.dir === 'home') scrollRows[TAB_PROC] = 0
else if (ev.dir === 'end') scrollRows[TAB_PROC] = 99999
else if (typeof ev.dir === 'number')
scrollRows[TAB_PROC] = Math.max(0, sr + ev.dir * amt)
draw()
continue
}
if (tab === TAB_PROC && !procDetailPid) {
const pl = currentProcRows()
const maxI = Math.max(0, pl.length - 1)
if (amt === 1) {
if (ev.dir === 'home') {
procCursor = 0
scrollRows[TAB_PROC] = 0
} else if (ev.dir === 'end') {
procCursor = maxI
scrollRows[TAB_PROC] = maxI
} else if (typeof ev.dir === 'number' && ev.dir < 0) {
procCursor = Math.max(0, procCursor - 1)
} else if (typeof ev.dir === 'number' && ev.dir > 0) {
procCursor = Math.min(maxI, procCursor + 1)
}
} else {
const sr = scrollRows[TAB_PROC] || 0
if (ev.dir === 'home') scrollRows[TAB_PROC] = 0
else if (ev.dir === 'end') scrollRows[TAB_PROC] = 99999
else if (typeof ev.dir === 'number')
scrollRows[TAB_PROC] = Math.max(0, sr + ev.dir * amt)
}
draw()
continue
}
const sr = scrollRows[tab] || 0
if (ev.dir === 'home') scrollRows[tab] = 0
else if (ev.dir === 'end') scrollRows[tab] = 99999
else if (typeof ev.dir === 'number')
scrollRows[tab] = Math.max(0, sr + ev.dir * amt)
draw()
continue
}
if (ev.type === 'filter_open') {
filterOpen = true
const netFiltOn =
envTop.BARE_TOP_NET_FILTER === '1' ||
envTop.BARE_TOP_NET_FILTER === 'true'
filterWhich =
tab === TAB_PROC
? 'process'
: tab === 0
? 'overview'
: TAB_NAMES[tab] === 'network' && netFiltOn
? 'network'
: TAB_NAMES[tab] === 'features'
? 'features'
: 'initd'
filterLine =
filterWhich === 'process'
? filterProcess
: filterWhich === 'overview'
? overviewSectionFilter
: filterWhich === 'network'
? filterNetwork
: filterWhich === 'features'
? filterFeatures
: filterInitd
draw()
continue
}
if (ev.type === 'export') {
if (lastSnap && ctx.vfs && typeof ctx.vfs.writeFile === 'function') {
try {
const toSave = Object.assign({}, lastSnap, {
bareTopExportMeta: {
layoutVersion: bareTopStrings.layoutVersion,
overviewSections: activeOverviewSections.slice()
}
})
if (exportRedact && toSave.fileTexts) toSave.fileTexts = {}
const payload = JSON.stringify(toSave, null, 2)
await ctx.vfs.writeFile(exportPath, payload)
ctx.console.log(bareTopStrings.exportOk + ' ' + exportPath)
} catch (e) {
ctx.console.error(
bareTopStrings.exportFail +
': ' +
((e && /** @type {{ message?: string }} */ (e).message) ||
String(e))
)
}
}
continue
}
}
if (needsRedraw) {
needsRedraw = false
draw()
}
let waitMs =
Date.now() < burstUntil ? Math.min(250, intervalMs) : intervalMs
const ewTick =
typeof bareTopFetchEwmaMs === 'number' ? bareTopFetchEwmaMs : -1
if (
ewTick > 0 &&
ewTick > intervalMs &&
Date.now() >= burstUntil
)
waitMs = Math.min(intervalMs * 2, Math.round(ewTick))
await new Promise((r) => setTimeout(r, paused ? 200 : waitMs))
if (!paused) {
const beforeDelta = deltaMode ? lastSnap : null
await tick()
if (beforeDelta) prevSnap = beforeDelta
}
draw()
}
} finally {
try {
hookOffSuspend?.()
} catch {
/* ignore */
}
try {
hookOffResume?.()
} catch {
/* ignore */
}
stdin.removeListener('data', onData)
try {
if (typeof stdout.removeListener === 'function') {
stdout.removeListener('resize', onResize)
}
} catch {
/* ignore */
}
try {
if (typeof process !== 'undefined' && typeof process.off === 'function') {
process.off('SIGWINCH', onResize)
}
} catch {
/* ignore */
}
try {
if (mouseOn) {
bareTopWrite(ctx, stdout, '\x1b[?1000l\x1b[?1002l\x1b[?1006l')
}
if (useAltScreen) {
bareTopWrite(ctx, stdout, '\x1b[?1049l')
} else {
bareTopWrite(ctx, stdout, '\x1b[2J\x1b[H')
}
bareTopWrite(ctx, stdout, '\x1b[?25h\x1b[0m')
} catch {
/* ignore */
}
try {
if (typeof stdin.setRawMode === 'function') stdin.setRawMode(false)
} catch {
/* ignore */
}
if (suspended && typeof ctx.resumeReplAfterSubprocess === 'function') {
ctx.resumeReplAfterSubprocess()
}
if (
(envTop.BARE_TOP_PERSIST === '1' || envTop.BARE_TOP_PERSIST === 'true') &&
bareTopRcPath &&
ctx.vfs &&
typeof ctx.vfs.writeFile === 'function'
) {
try {
void ctx.vfs.writeFile(
bareTopRcPath,
JSON.stringify(
{
BARE_TOP_THEME: String(envTop.BARE_TOP_THEME || 'dark'),
BARE_TOP_PROC_SORT: procSortKey,
keys: bareTopKeyMap
},
null,
2
)
)
} catch {
/* ignore */
}
}
}
}
async function run(ctx, argv) {
const args = argv.slice(1)
if (args.includes('-h') || args.includes('--help')) {
ctx.console.log(
'usage: ' +
(argv[0] || 'baretop') +
'\n' +
'Full-screen session / kernel dashboard (htop-inspired). Same binary as btop.\n' +
'Shows metrics_live, logical process_table.json, peers, delegates, pipeline limits,\n' +
'many /proc/bare_os JSON mirrors (incl. process_io / process_threads / process_maps when present),\n' +
'and optional ctx fast paths. Requires a TTY.\n' +
'\n' +
'Tabs (default): 1 overview 2 processes 3 initd 4 network 5 features 6 diagnostics\n' +
' 7 operator 8 pear 9 catalog H host C cpu M mem 0 disk Tab next tab Shift+Tab prev\n' +
' BARE_TOP_TAB_MERGE=netop drops the operator tab (operator lines fold into network).\n' +
' F1 help F2 setup F3/F4 proc row F5 refresh F7 renice F9 signal F10 quit\n' +
'\n' +
'Environment:\n' +
' BARE_TOP_CONFIG_PATH / ~/.config/baretoprc JSON: theme, interval, keys.{quit,refresh}, …\n' +
' BARE_TOP_PERSIST=1 Write non-security prefs back to baretoprc on quit (when supported)\n' +
' BARE_TOP_INTERVAL_MS Refresh (default 1000; clamped 250–10000)\n' +
' BARE_TOP_UI_MIN_MS Minimum ms between full redraws (0 = off)\n' +
' BARE_TOP_FETCH_CONCURRENCY Parallel /proc reads per batch (default 8)\n' +
' BARE_TOP_FETCH_EWMA=1 Lower batch concurrency when recent fetches are slow\n' +
' BARE_TOP_SNAPSHOT_LITE=1 Smaller bareOsReadBareTopSnapshot batch\n' +
' BARE_TOP_SNAPSHOT_LITE_AUTO=1 Auto lite mode after sustained slow fetches\n' +
' BARE_TOP_FULL_REDRAW=1 Disable default line-diff patches (incremental still selectable)\n' +
' BARE_TOP_INCREMENTAL 0 off 1 soft home 2 line-diff (default ~2 when TERM ok)\n' +
' BARE_TOP_LINE_HASH=1 Hash long lines before strcmp in incremental diff\n' +
' BARE_TOP_PROFILE=1 Throttled compose/emit/fetch ms in footer\n' +
' BARE_TOP_GRAPH_MODE unicode | ascii | braille (sparkline glyphs)\n' +
' BARE_TOP_TRUECOLOR_CPU=1 24-bit CPU bar hints when COLORTERM=truecolor (NO_COLOR wins)\n' +
' BARE_TOP_NET_FILTER=1 / filter on network tab\n' +
' BARE_TOP_FILTER_REGEX=1 Allow /pattern/ process filter; else leading /…/ is regex when matched\n' +
' BARE_TOP_FILTER_INVERT=1 Invert process name filter\n' +
' BARE_TOP_SORT_PPID_TIE=1 Tertiary sort by ppid when tree is off\n' +
' BARE_TOP_PROC_NAME_WIDTH Delta columns added to NAME width (clamped)\n' +
' BARE_TOP_PROC_COL_SEP=1 Unicode column separators in process table\n' +
' BARE_TOP_MINIMAP=1 Scroll minimap on long lists\n' +
' BARE_TOP_CMD_ELLIPSIS_MIDDLE Middle-ellipsis long process names\n' +
' BARE_TOP_PROC_DETAIL_JSON 1 = pretty-print JSON in process detail (Enter)\n' +
' BARE_TOP_NO_ALTSCREEN Non-empty skips alternate-screen mode\n' +
' BARE_TOP_NO_2J_AFTER_FIRST Soft clear after first full paint\n' +
' BARE_TOP_ASCII_GRAPH / BARE_TOP_ASCII_UI / BARE_TOP_MONO / BARE_TOP_BRAILLE_SPARK\n' +
' BARE_TOP_LOG_SPARK Log-scaled sparklines\n' +
' BARE_TOP_EMA_ALPHA 0–1 delta smoothing (0 = off)\n' +
' BARE_TOP_THEME dark | light | none | gruvbox | nord | solarized\n' +
' BARE_TOP_LAYOUT stacked | even | htop (=stacked) | btop (=even)\n' +
' BARE_TOP_LAYOUT_AUTO Even layout when cols >= 100\n' +
' BARE_TOP_HIGH_CONTRAST 1\n' +
' BARE_TOP_COLOR256 Force 256-color bar hints\n' +
' BARE_TOP_VI_KEYS hjkl + n/N search in vi-style mode\n' +
' BARE_TOP_FRAMES Left rule on scroll regions\n' +
' BARE_TOP_FULLSCREEN_HIDE_TABS Hide tab strip in fullscreen (f)\n' +
' BARE_TOP_OVERVIEW_COMPACT / BARE_TOP_OVERVIEW_SECTIONS / BARE_TOP_OVERVIEW_PROTOMUX_SPARK\n' +
' BARE_TOP_HEALTH_DETAIL Health penalty breakdown on overview\n' +
' BARE_TOP_TITLE_VERSION Append truncated /proc/bare_os/version\n' +
' BARE_TOP_MOUSE=1 SGR mouse (wheel; proc row click; double-click detail)\n' +
' BARE_TOP_SCROLL_REGION=1 DECSTBM on overview detail or process list (experimental)\n' +
' BARE_TOP_QUIET_FOOTER Shorter footer on small terminals\n' +
' BARE_TOP_DEBUG_TIMINGS Throttled fetch/draw on stderr\n' +
' BARE_TOP_EXPORT_PATH JSON export for e; E exports current tab slice\n' +
' BARE_TOP_EXPORT_REDACT Omit fileTexts from export\n' +
' BARE_TOP_ICONS Bullet prefixes on sections\n' +
' BARE_TOP_PROC_SORT pid | name | state | time | nice | pri | cpu\n' +
' BARE_TOP_RING_CAP Sparkline depth (default 72, max 240)\n' +
' NO_COLOR / COLORTERM See https://no-color.org/ ; truecolor gated on COLORTERM\n' +
'\n' +
'Keys: q F10 quit r F5 refresh R sort +/- sp pause . step d delta e export E tab export\n' +
' f fullscreen F follow pid t clock Tab/[ ] tab next/prev h ? F1 help F2 setup\n' +
' / filter (overview, initd, processes, features) V tree z collapse a action k F9 signal\n' +
' n F7 renice c copy pid = tag % tagged-only i o e detail subviews\n' +
" ' then 1-9,0 Jump to Nth overview section (on overview tab)\n" +
' Enter detail F3 F4 row F6 S sort <> sort cycle g G top/bottom\n' +
'\n' +
'Contributors: /bin bundles cannot use node:crypto or node:module; use ctx.vfs and\n' +
'JSON.parse only. See holepunch-repos/docs/05-BARE-RUNTIME.md (Bare module stack).'
)
return
}
const stdin = ctx.replStdin
const stdout = ctx.replStdout || ctx.stdout
if (!stdin || !/** @type {{ isTTY?: boolean }} */ (stdin).isTTY) {
ctx.console.error('baretop: a terminal (TTY) is required')
ctx.exitCode = 1
return
}
if (!stdout) {
ctx.console.error('baretop: missing stdout')
ctx.exitCode = 1
return
}
/** @type {Record<string, unknown>} */ (ctx).bareTopArgv = argv
await bareOsRunBareTopTui(ctx)
}
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