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This commit is contained in:
Raven Scott
2026-04-03 20:11:00 -04:00
parent 0334ece75a
commit 58d1571627
29 changed files with 1939 additions and 179 deletions
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kernel/bin/chgrp
+84 -5
View File
@@ -60,9 +60,88 @@ function barePosixBlocks(size) {
return Math.ceil(Number(size) / 512) || 0
}
async function run(ctx, argv) {
ctx.console.error(
'chgrp: changing group is not supported on Bare OS (single-user Hyperdrive metadata).'
)
ctx.exitCode = 1
/**
* chgrp — change file group (Hyperdrive metadata on writable paths).
*/
/**
* @param {string} spec
* @param {Record<string, string>} env
* @returns {number | null}
*/
function parseGroupSpec(spec, env) {
const s = String(spec).trim()
if (!s) return null
if (/^\d+$/.test(s)) {
const n = Number.parseInt(s, 10)
return Number.isFinite(n) ? n : null
}
const g = (env.GROUP || env.USER || 'guest').trim()
if (s === 'root') return 0
if (s === 'guest' || s === 'nobody') return 65534
if (g && s === g) {
const gid = Number.parseInt(String(env.GID ?? '65534'), 10)
return Number.isFinite(gid) ? gid : 65534
}
return null
}
async function run(ctx, argv) {
let i = 1
const files = []
for (; i < argv.length; i++) {
const a = argv[i]
if (a === '-h' || a === '--help') {
ctx.console.log(
'usage: chgrp [-h] GROUP FILE...\n' +
'GROUP may be a numeric gid or root/guest/nobody/current GROUP name.'
)
ctx.exitCode = 0
return
}
if (!a.startsWith('-')) break
ctx.console.error('chgrp: unsupported option: ' + a)
ctx.exitCode = 1
return
}
const groupSpec = argv[i++]
if (!groupSpec || i >= argv.length) {
ctx.console.error('usage: chgrp GROUP FILE...')
ctx.exitCode = 1
return
}
for (; i < argv.length; i++) files.push(argv[i])
const gid = parseGroupSpec(groupSpec, ctx.vfs.env)
if (gid == null) {
ctx.console.error('chgrp: invalid group: ' + groupSpec)
ctx.exitCode = 1
return
}
const gname = /^\d+$/.test(groupSpec.trim())
? undefined
: groupSpec.trim() || undefined
for (const f of files) {
try {
const st = await ctx.vfs.stat(f)
if (!st) {
ctx.console.error('chgrp: ' + f + ': No such file')
ctx.exitCode = 1
continue
}
if (typeof ctx.vfs.chown !== 'function') {
ctx.console.error('chgrp: not supported by this VFS')
ctx.exitCode = 1
return
}
await ctx.vfs.chown(f, {
uid: st.uid,
gid,
uname: st.user,
gname
})
} catch (e) {
ctx.console.error('chgrp: ' + f + ': ' + (e.message || e))
ctx.exitCode = 1
}
}
}
kernel/bin/chown
+152 -5
View File
@@ -60,9 +60,156 @@ function barePosixBlocks(size) {
return Math.ceil(Number(size) / 512) || 0
}
async function run(ctx, argv) {
ctx.console.error(
'chown: changing file ownership is not supported on Bare OS (single-user Hyperdrive metadata).'
)
ctx.exitCode = 1
/**
* chown — change file owner and group (Hyperdrive metadata on writable paths).
*/
/**
* @param {string} spec
* @param {Record<string, string>} env
* @returns {{ uid: number | null, gid: number | null }}
*/
function parseIdSpec(spec, env) {
const s = String(spec).trim()
if (!s) return { uid: null, gid: null }
if (/^\d+$/.test(s)) {
const n = Number.parseInt(s, 10)
return { uid: Number.isFinite(n) ? n : null, gid: null }
}
const u = (env.USER || env.LOGNAME || '').trim()
if (s === 'root') return { uid: 0, gid: null }
if (s === 'guest' || s === 'nobody') return { uid: 65534, gid: null }
if (u && s === u) {
const uid = Number.parseInt(String(env.UID ?? '65534'), 10)
return { uid: Number.isFinite(uid) ? uid : 65534, gid: null }
}
return { uid: null, gid: null }
}
/**
* @param {string} spec
* @param {Record<string, string>} env
* @returns {number | null}
*/
function parseGroupSpec(spec, env) {
const s = String(spec).trim()
if (!s) return null
if (/^\d+$/.test(s)) {
const n = Number.parseInt(s, 10)
return Number.isFinite(n) ? n : null
}
const g = (env.GROUP || env.USER || 'guest').trim()
if (s === 'root') return 0
if (s === 'guest' || s === 'nobody') return 65534
if (g && s === g) {
const gid = Number.parseInt(String(env.GID ?? '65534'), 10)
return Number.isFinite(gid) ? gid : 65534
}
return null
}
async function run(ctx, argv) {
let i = 1
const files = []
for (; i < argv.length; i++) {
const a = argv[i]
if (a === '-h' || a === '--help') {
ctx.console.log(
'usage: chown [-h] OWNER[:GROUP] FILE...\n' +
'OWNER/GROUP may be numeric ids or root/guest/nobody/current USER/GROUP.'
)
ctx.exitCode = 0
return
}
if (!a.startsWith('-')) break
ctx.console.error('chown: unsupported option: ' + a)
ctx.exitCode = 1
return
}
const ownSpec = argv[i++]
if (!ownSpec || i >= argv.length) {
ctx.console.error('usage: chown OWNER[:GROUP] FILE...')
ctx.exitCode = 1
return
}
for (; i < argv.length; i++) files.push(argv[i])
const env = ctx.vfs.env
const colon = ownSpec.indexOf(':')
let uid
let gid
let uname
let gname
if (colon === 0 && ownSpec.length > 1) {
const gPart = ownSpec.slice(1)
gid = parseGroupSpec(gPart, env)
gname = /^\d+$/.test(gPart.trim()) ? undefined : gPart.trim() || undefined
if (gid == null) {
ctx.console.error('chown: invalid group: ' + gPart)
ctx.exitCode = 1
return
}
for (const f of files) {
try {
if (typeof ctx.vfs.chown !== 'function') {
ctx.console.error('chown: not supported by this VFS')
ctx.exitCode = 1
return
}
const st = await ctx.vfs.stat(f)
if (!st) {
ctx.console.error('chown: ' + f + ': No such file')
ctx.exitCode = 1
continue
}
await ctx.vfs.chown(f, {
uid: st.uid,
gid,
uname: st.user,
gname
})
} catch (e) {
ctx.console.error('chown: ' + f + ': ' + (e.message || e))
ctx.exitCode = 1
}
}
return
}
if (colon >= 0) {
const uPart = ownSpec.slice(0, colon)
const gPart = ownSpec.slice(colon + 1)
const pu = parseIdSpec(uPart, env)
uid = pu.uid
uname = /^\d+$/.test(uPart.trim()) ? undefined : uPart.trim() || undefined
if (gPart === '') {
gid = Number.parseInt(String(env.GID ?? '65534'), 10)
gname = env.GROUP || env.USER
} else {
gid = parseGroupSpec(gPart, env)
gname = /^\d+$/.test(gPart.trim()) ? undefined : gPart.trim() || undefined
}
} else {
const pu = parseIdSpec(ownSpec, env)
uid = pu.uid
uname = /^\d+$/.test(ownSpec.trim()) ? undefined : ownSpec.trim() || undefined
gid = Number.parseInt(String(env.GID ?? '65534'), 10)
gname = env.GROUP || env.USER
}
if (uid == null || gid == null) {
ctx.console.error('chown: invalid owner or group: ' + ownSpec)
ctx.exitCode = 1
return
}
for (const f of files) {
try {
if (typeof ctx.vfs.chown !== 'function') {
ctx.console.error('chown: not supported by this VFS')
ctx.exitCode = 1
return
}
await ctx.vfs.chown(f, { uid, gid, uname, gname })
} catch (e) {
ctx.console.error('chown: ' + f + ': ' + (e.message || e))
ctx.exitCode = 1
}
}
}
kernel/bin/find
+31 -4
View File
@@ -64,7 +64,7 @@ function barePosixBlocks(size) {
* curDepth is distance from the search root directory (0 at the initial path).
* Printed paths use gnu-like depth curDepth + 1 (immediate children of the root are depth 1).
*/
async function walk(ctx, dir, nameRe, wantType, maxDepth, minDepth, curDepth) {
async function walk(ctx, dir, nameRe, pathRe, wantType, maxDepth, minDepth, curDepth) {
if (maxDepth >= 0 && curDepth > maxDepth) return
let names
try {
@@ -83,13 +83,24 @@ async function walk(ctx, dir, nameRe, wantType, maxDepth, minDepth, curDepth) {
}
if (!st) continue
const gnuDepth = curDepth + 1
if (!nameRe || nameRe.test(n)) {
const pathOk = !pathRe || pathRe.test(path)
const nameOk = !nameRe || nameRe.test(n)
if (pathOk && nameOk) {
if (!wantType || st.type === wantType) {
if (gnuDepth >= minDepth) ctx.console.log(path)
}
}
if (st.type === 'directory')
await walk(ctx, path, nameRe, wantType, maxDepth, minDepth, curDepth + 1)
await walk(
ctx,
path,
nameRe,
pathRe,
wantType,
maxDepth,
minDepth,
curDepth + 1
)
}
}
@@ -99,6 +110,8 @@ async function run(ctx, argv) {
let minDepth = 1
/** @type {string | null} */
let nameGlob = null
/** @type {string | null} */
let pathGlob = null
/** @type {'file' | 'directory' | 'symlink' | null} */
let wantType = null
const rest = []
@@ -113,6 +126,10 @@ async function run(ctx, argv) {
if (!Number.isFinite(minDepth) || minDepth < 1) minDepth = 1
continue
}
if (a === '-path' && argv[i + 1]) {
pathGlob = argv[++i]
continue
}
if (a === '-name' && argv[i + 1]) {
nameGlob = argv[++i]
continue
@@ -144,6 +161,16 @@ async function run(ctx, argv) {
.replace(/\?/g, '.')
nameRe = new RegExp('^' + esc + '$')
}
let pathRe = null
if (pathGlob) {
const esc = pathGlob
.replace(/[.+^${}()|[\]\\]/g, '\\$&')
.replace(/\*\*/g, '\0GLOBSTAR\0')
.replace(/\*/g, '[^/]*')
.replace(/\?/g, '[^/]')
.replace(/\0GLOBSTAR\0/g, '.*')
pathRe = new RegExp('^' + esc + '$')
}
const abs = ctx.vfs.resolveLogical(root)
await walk(ctx, abs, nameRe, wantType, maxDepth, minDepth, 0)
await walk(ctx, abs, nameRe, pathRe, wantType, maxDepth, minDepth, 0)
}