Fix Duplicate/Edit cloning (volumes/settings) and initial image update check.

app.js

@@ -1028,6 +1028,8 @@ function navigateToView(viewName, opts = {}) {
         );
       }
       sendCommand('listContainers');
+      // First open of Containers for this peer: compare digests to registries
+      ensureInitialImageUpdateCheck();
     }
   } else if (viewName === 'images') {
     loadImages();
@@ -2962,6 +2964,8 @@ const imageUpdateByImage = new Map();
 const imageUpdateByContainer = new Map();
 let imageUpdateCheckInFlight = false;
 let imageUpdateCheckTimer = null;
+/** Peer id for which we already kicked off the first Containers-tab update check */
+let imageUpdateInitialPeerId = '';
 let currentImageFilter = 'all'; // Current filter: 'all', 'used', 'unused'
 
 function loadImages() {
@@ -9318,6 +9322,10 @@ function clearContainerStore() {
   containerStore.gen = 0;
   containerStore.topicId = '';
   containerFilterState.allContainers = [];
+  // New peer / reset — allow Containers tab to run an initial update check again
+  imageUpdateInitialPeerId = '';
+  imageUpdateByImage.clear();
+  imageUpdateByContainer.clear();
 }
 
 /** Merge IP from inspect payload without reordering / wiping the table */
@@ -9693,6 +9701,20 @@ function scheduleImageUpdateCheck(opts = {}) {
   }, delay);
 }
 
+/**
+ * Run image update check once when Containers tab first loads for the active peer.
+ * List reconcile often skips this (structFp unchanged / check deferred while off-tab).
+ */
+function ensureInitialImageUpdateCheck() {
+  if (!manager?.active?.connected) return;
+  if (currentView && currentView !== 'containers') return;
+  const peerId = manager.active.id || '';
+  if (!peerId) return;
+  if (imageUpdateInitialPeerId === peerId) return;
+  imageUpdateInitialPeerId = peerId;
+  scheduleImageUpdateCheck({ force: false, immediate: true, initial: true });
+}
+
 async function runImageUpdateCheck(opts = {}) {
   if (!manager.active?.connected) return;
   if (currentView && currentView !== 'containers' && !opts.force) return;
@@ -9706,14 +9728,15 @@ async function runImageUpdateCheck(opts = {}) {
   }
   if (line) line.textContent = 'Checking image digests against registries…';
 
-  // Mark visible rows as checking when no cached status
+  // Mark visible rows as checking on force or first tab load (no client cache yet)
   const listElement = domCache.containerList || containerList;
-  if (listElement && opts.force) {
+  const showChecking = Boolean(opts.force || opts.initial || imageUpdateByImage.size === 0);
+  if (listElement && showChecking) {
     listElement.querySelectorAll('tr[data-container-id]').forEach((row) => {
       const c = row._pdContainer;
       if (!c) return;
       const existing = imageUpdateByContainer.get(c.Id) || imageUpdateByImage.get(c.Image);
-      if (!existing || opts.force) {
+      if (!existing || opts.force || opts.initial) {
         imageUpdateByContainer.set(c.Id, { status: 'checking', image: c.Image });
         applyImageUpdateToRow(row, c);
       }
@@ -10384,6 +10407,11 @@ function renderContainers(containers, topicId) {
   applyRoleUI();
   // Digest check (cached server-side; cheap when warm)
   scheduleImageUpdateCheck({ force: false });
+  // Ensure first Containers-tab open for this peer always kicks a check
+  // (schedule above is skipped when currentView was not containers when the timer fired)
+  if (currentView === 'containers') {
+    ensureInitialImageUpdateCheck();
+  }
 }
 
 

libs/templateDeploy.js

@@ -1127,16 +1127,28 @@ const activeVolumeHandlers = new Map();
 window.activeVolumeHandlers = activeVolumeHandlers;
 
 // Simplified load volumes for named volume select
-async function loadVolumesForSelect(volumeId) {
+async function loadVolumesForSelect(volumeId, preferredName) {
     const namedSelect = document.querySelector(`[data-volume-named="${volumeId}"]`);
     if (!namedSelect) {
         console.error('[ERROR] Named volume select element not found for ID:', volumeId);
         return;
     }
 
+    if (preferredName) {
+        namedSelect.dataset.preferredVolume = String(preferredName);
+    }
+
     // Check if already has volumes loaded (more than just placeholder)
     const hasVolumeOptions = Array.from(namedSelect.options).some(opt => opt.value && opt.value !== '');
     if (hasVolumeOptions && namedSelect.options.length > 1) {
+        // Still restore preferred selection if needed
+        const preferred = namedSelect.dataset.preferredVolume || preferredName || namedSelect.value;
+        if (preferred) {
+            if (![...namedSelect.options].some((o) => o.value === preferred)) {
+                namedSelect.add(new Option(preferred, preferred, true, true));
+            }
+            namedSelect.value = preferred;
+        }
         return; // Already loaded
     }
     
@@ -1281,33 +1293,42 @@ function populateVolumeSelect(volumeId, volumesArray) {
         return;
     }
     
-    const currentValue = namedSelect.value;
+    const preferred =
+        namedSelect.dataset.preferredVolume ||
+        namedSelect.value ||
+        '';
     
     // Clear and rebuild options
     namedSelect.innerHTML = '';
     
     // Add placeholder option
-    const placeholderOption = new Option('Select or create volume...', '', true, false);
+    const placeholderOption = new Option('Select or create volume...', '', !preferred, false);
     namedSelect.add(placeholderOption);
     
     // Add volumes
-    if (!volumesArray || volumesArray.length === 0) {
+    const seen = new Set();
-        const option = new Option('No volumes available', '', false, true);
+    if (volumesArray && volumesArray.length > 0) {
-        option.disabled = true;
-        namedSelect.add(option);
-    } else {
         volumesArray.forEach((volume) => {
             const volumeName = volume.Name || volume.name || (typeof volume === 'string' ? volume : null);
-            if (volumeName) {
+            if (volumeName && !seen.has(volumeName)) {
-                const option = new Option(volumeName, volumeName, false, false);
+                seen.add(volumeName);
-                namedSelect.add(option);
+                namedSelect.add(new Option(volumeName, volumeName, false, false));
             }
         });
+    } else if (!preferred) {
+        const option = new Option('No volumes available', '', false, false);
+        option.disabled = true;
+        namedSelect.add(option);
     }
 
-    // Restore previous selection if it still exists
+    // Always keep the preferred/cloned volume selectable even if not in list yet
-    if (currentValue && Array.from(namedSelect.options).some(opt => opt.value === currentValue)) {
+    if (preferred && !seen.has(preferred)) {
-        namedSelect.value = currentValue;
+        namedSelect.add(new Option(preferred, preferred, true, true));
+        seen.add(preferred);
+    }
+
+    if (preferred) {
+        namedSelect.value = preferred;
     }
     
     namedSelect.disabled = false;
@@ -2738,6 +2759,157 @@ function addDuplicatePortMapping(portData = null) {
     container.appendChild(item);
 }
 
+/**
+ * Parse a Docker bind/volume string into form fields.
+ * Handles modes with commas (ro,Z) and named volumes.
+ * @param {string|null|undefined} volumeData
+ * @returns {{ volumeType: 'bind'|'named', hostPath: string, containerPath: string, mountMode: 'rw'|'ro' }}
+ */
+function parseVolumeMountSpec(volumeData) {
+    let volumeType = 'bind';
+    let hostPath = '';
+    let containerPath = '';
+    let mountMode = 'rw';
+
+    if (!volumeData || typeof volumeData !== 'string') {
+        return { volumeType, hostPath, containerPath, mountMode };
+    }
+
+    const raw = volumeData.trim();
+    const modeRe =
+        /^(?:ro|rw|z|Z|shared|rshared|slave|rslave|private|rprivate)(?:,(?:ro|rw|z|Z|shared|rshared|slave|rslave|private|rprivate))*$/i;
+    const parts = raw.split(':');
+    if (parts.length < 2) {
+        return { volumeType, hostPath, containerPath, mountMode };
+    }
+
+    let source;
+    let dest;
+    let modePart = '';
+    if (parts.length >= 3 && modeRe.test(parts[parts.length - 1])) {
+        modePart = parts[parts.length - 1];
+        dest = parts[parts.length - 2];
+        source = parts.slice(0, -2).join(':');
+    } else {
+        dest = parts[parts.length - 1];
+        source = parts.slice(0, -1).join(':');
+    }
+
+    hostPath = source || '';
+    containerPath = dest || '';
+    if (modePart) {
+        mountMode = /\bro\b/i.test(modePart) && !/\brw\b/i.test(modePart) ? 'ro' : 'rw';
+    }
+
+    const namedVol = /^[a-zA-Z0-9][a-zA-Z0-9_.-]*$/;
+    const looksNamed =
+        namedVol.test(hostPath) &&
+        !hostPath.startsWith('/') &&
+        !hostPath.startsWith('~') &&
+        !hostPath.startsWith('.') &&
+        !/^[A-Za-z]:[\\/]/.test(hostPath);
+    volumeType = looksNamed ? 'named' : 'bind';
+
+    return { volumeType, hostPath, containerPath, mountMode };
+}
+
+/**
+ * Escape a value for use inside double-quoted HTML attributes.
+ * @param {string} s
+ */
+function escapeAttrValue(s) {
+    return String(s ?? '')
+        .replace(/&/g, '&amp;')
+        .replace(/"/g, '&quot;')
+        .replace(/</g, '&lt;')
+        .replace(/>/g, '&gt;');
+}
+
+/**
+ * Build volume bind strings from a container inspect result.
+ * Merges Mounts + HostConfig.Binds + HostConfig.Mounts (deduped by destination).
+ * @param {object} config
+ * @returns {string[]}
+ */
+function extractVolumeSpecsFromInspect(config) {
+    /** @type {Map<string, string>} dest → bind string */
+    const byDest = new Map();
+
+    const pushSpec = (source, dest, mode = 'rw', typeHint = '') => {
+        if (!source || !dest) return;
+        const modeStr = mode === 'ro' ? 'ro' : 'rw';
+        const hint = String(typeHint || '').toLowerCase();
+        const namedVol = /^[a-zA-Z0-9][a-zA-Z0-9_.-]*$/;
+        const isNamed =
+            hint === 'volume' ||
+            (namedVol.test(source) &&
+                !source.startsWith('/') &&
+                !source.startsWith('~') &&
+                !source.startsWith('.'));
+        // Prefer first non-empty; later Binds can fill gaps only
+        if (byDest.has(dest)) return;
+        byDest.set(dest, `${source}:${dest}:${modeStr}`);
+        void isNamed;
+    };
+
+    const modeFromMount = (m) => {
+        if (m?.RW === false || m?.ReadOnly === true) return 'ro';
+        if (/\bro\b/i.test(String(m?.Mode || ''))) return 'ro';
+        return 'rw';
+    };
+
+    const considerMount = (m) => {
+        if (!m || typeof m !== 'object') return;
+        const type = String(m.Type || m.type || '').toLowerCase();
+        if (type === 'tmpfs') return; // handled in tmpfs section
+        const dest = m.Destination || m.Target || m.destination || m.target;
+        if (!dest) return;
+
+        const mode = modeFromMount(m);
+
+        if (type === 'volume' || m.Name || m.Driver) {
+            const name = m.Name || m.name;
+            if (name && !String(name).startsWith('/')) {
+                pushSpec(String(name), dest, mode, 'volume');
+                return;
+            }
+        }
+
+        if (type === 'bind' || m.Source || m.source) {
+            const src = m.Source || m.source;
+            if (src) pushSpec(String(src), dest, mode, type || 'bind');
+        }
+    };
+
+    if (Array.isArray(config?.Mounts)) {
+        for (const m of config.Mounts) considerMount(m);
+    }
+    if (Array.isArray(config?.HostConfig?.Mounts)) {
+        for (const m of config.HostConfig.Mounts) considerMount(m);
+    }
+
+    // Binds fill anything Mounts missed (or when Mounts empty)
+    if (Array.isArray(config?.HostConfig?.Binds)) {
+        for (const bind of config.HostConfig.Binds) {
+            if (!bind) continue;
+            const parsed = parseVolumeMountSpec(String(bind));
+            if (!parsed.containerPath || !parsed.hostPath) continue;
+            if (byDest.has(parsed.containerPath)) {
+                // Prefer Binds mode if we only had a weak entry — keep existing
+                continue;
+            }
+            byDest.set(
+                parsed.containerPath,
+                `${parsed.hostPath}:${parsed.containerPath}:${parsed.mountMode}`
+            );
+        }
+    }
+
+    // Config.Volumes keys are container paths declared in the image (anonymous).
+    // Only include if we already have a real mount for that path — never invent host paths.
+    return [...byDest.values()];
+}
+
 function addDuplicateVolumeMount(volumeData = null) {
     const container = document.getElementById('duplicate-volumes-container');
     if (!container) return;
@@ -2746,29 +2918,13 @@ function addDuplicateVolumeMount(volumeData = null) {
     item.className = 'array-item volume-mount-item';
     item.id = id;
 
-    // Parse existing volume data if provided
+    const parsed = parseVolumeMountSpec(volumeData);
-    let volumeType = 'bind';
+    const volumeType = parsed.volumeType;
-    let hostPath = '';
+    const hostPath = parsed.hostPath;
-    let containerPath = '';
+    const containerPath = parsed.containerPath;
-    let mountMode = 'rw';
+    const mountMode = parsed.mountMode;
-    
+    const hostEsc = escapeAttrValue(hostPath);
-    if (volumeData) {
+    const destEsc = escapeAttrValue(containerPath);
-        const parts = volumeData.split(':');
-        if (parts.length >= 2) {
-            // Check if it's a named volume (starts with volume name, no leading slash)
-            if (!parts[0].startsWith('/') && !parts[0].startsWith('~')) {
-                volumeType = 'named';
-                hostPath = parts[0];
-            } else {
-                volumeType = 'bind';
-                hostPath = parts[0];
-            }
-            containerPath = parts[1];
-            if (parts.length === 3) {
-                mountMode = parts[2];
-            }
-        }
-    }
 
     item.innerHTML = `
         <div class="volume-mount-fields">
@@ -2788,7 +2944,7 @@ function addDuplicateVolumeMount(volumeData = null) {
                            class="form-control bg-dark text-white volume-host-input" 
                            placeholder="/host/path" 
                            data-volume-host="${id}"
-                           value="${hostPath}"
+                           value="${hostEsc}"
                            oninput="validateVolumeMount('${id}')">
                     <button type="button" 
                             class="btn btn-outline-secondary" 
@@ -2820,7 +2976,7 @@ function addDuplicateVolumeMount(volumeData = null) {
                        placeholder="/container/path" 
                        required
                        data-volume-container="${id}"
-                       value="${containerPath}"
+                       value="${destEsc}"
                        oninput="validateVolumeMount('${id}')">
                 <small class="volume-error-msg" data-volume-container-error="${id}" style="display: none;"></small>
             </div>
@@ -2840,9 +2996,16 @@ function addDuplicateVolumeMount(volumeData = null) {
     `;
     container.appendChild(item);
 
-    // Load volumes if named volume is selected
+    // Named volumes: seed the select immediately so collect works before list loads
-    if (volumeType === 'named') {
+    if (volumeType === 'named' && hostPath) {
-        loadVolumesForSelect(id);
+        const namedSelect = item.querySelector('.volume-named-input');
+        if (namedSelect) {
+            namedSelect.dataset.preferredVolume = hostPath;
+            const seed = new Option(hostPath, hostPath, true, true);
+            namedSelect.add(seed);
+            namedSelect.value = hostPath;
+        }
+        loadVolumesForSelect(id, hostPath);
     }
 }
 
@@ -3153,10 +3316,11 @@ function collectDuplicateLabels() {
     const items = collectArrayItems('duplicate-labels-container', 'data-label-id');
     const labels = {};
     items.forEach(item => {
-        const [key, value] = item.split('=');
+        if (!item || !item.includes('=')) return;
-        if (key && value) {
+        const eq = item.indexOf('=');
-            labels[key.trim()] = value.trim();
+        const key = item.slice(0, eq).trim();
-        }
+        const value = item.slice(eq + 1); // preserve = inside values
+        if (key) labels[key] = value;
     });
     return Object.keys(labels).length > 0 ? labels : null;
 }
@@ -3180,10 +3344,11 @@ function collectDuplicateSysctls() {
     const items = collectArrayItems('duplicate-sysctls-container', 'data-sysctl-id');
     const sysctls = {};
     items.forEach(item => {
-        const [key, value] = item.split('=');
+        if (!item || !item.includes('=')) return;
-        if (key && value) {
+        const eq = item.indexOf('=');
-            sysctls[key.trim()] = value.trim();
+        const key = item.slice(0, eq).trim();
-        }
+        const value = item.slice(eq + 1).trim();
+        if (key) sysctls[key] = value;
     });
     return Object.keys(sysctls).length > 0 ? sysctls : null;
 }
@@ -3315,20 +3480,42 @@ function populateDuplicateForm(config, opts = {}) {
     }
     
     const imageEl = document.getElementById('duplicate-image');
-    if (imageEl) imageEl.value = config.Config?.Image || '';
+    if (imageEl) {
+        // Prefer Config.Image; fall back to top-level Image / Config.ImageID-less tag
+        imageEl.value =
+            config.Config?.Image ||
+            (typeof config.Image === 'string' && !config.Image.startsWith('sha256:')
+                ? config.Image
+                : '') ||
+            '';
+    }
 
     // Default on (match Add container); user can turn off to reuse a local image
     const alwaysPullEl = document.getElementById('duplicate-always-pull');
     if (alwaysPullEl) alwaysPullEl.checked = true;
     
     const commandEl = document.getElementById('duplicate-command');
-    if (commandEl && config.Config?.Cmd) {
+    if (commandEl) {
-        commandEl.value = Array.isArray(config.Config.Cmd) ? config.Config.Cmd.join(' ') : config.Config.Cmd;
+        const cmd = config.Config?.Cmd;
+        if (Array.isArray(cmd) && cmd.length) {
+            commandEl.value = cmd.join(' ');
+        } else if (typeof cmd === 'string' && cmd) {
+            commandEl.value = cmd;
+        } else {
+            commandEl.value = '';
+        }
     }
     
     const entrypointEl = document.getElementById('duplicate-entrypoint');
-    if (entrypointEl && config.Config?.Entrypoint) {
+    if (entrypointEl) {
-        entrypointEl.value = Array.isArray(config.Config.Entrypoint) ? config.Config.Entrypoint.join(' ') : config.Config.Entrypoint;
+        const ep = config.Config?.Entrypoint;
+        if (Array.isArray(ep) && ep.length) {
+            entrypointEl.value = ep.join(' ');
+        } else if (typeof ep === 'string' && ep) {
+            entrypointEl.value = ep;
+        } else {
+            entrypointEl.value = '';
+        }
     }
     
     const workdirEl = document.getElementById('duplicate-workdir');
@@ -3378,12 +3565,13 @@ function populateDuplicateForm(config, opts = {}) {
     const domainnameEl = document.getElementById('duplicate-domainname');
     if (domainnameEl) domainnameEl.value = config.Config?.Domainname || '';
     
-    // Port bindings (HostConfig + live NetworkSettings.Ports fallback)
+    // Port bindings (HostConfig + live NetworkSettings.Ports fallback) — all host mappings
     const portBindings = config.HostConfig?.PortBindings || {};
     const livePorts = config.NetworkSettings?.Ports || {};
     const portKeys = new Set([
         ...Object.keys(portBindings),
         ...Object.keys(livePorts),
+        ...Object.keys(config.Config?.ExposedPorts || {}),
     ]);
     portKeys.forEach((containerPort) => {
         const bindings =
@@ -3394,14 +3582,16 @@ function populateDuplicateForm(config, opts = {}) {
                 ? livePorts[containerPort]
                 : null) ||
             [null];
-        const binding = bindings[0];
         const protocol = containerPort.split('/')[1] || 'tcp';
         const portNum = containerPort.split('/')[0];
+        // One form row per host binding (duplicate may publish the same container port multiple times)
+        for (const binding of bindings) {
             const hostPort = binding?.HostPort || '';
             const portStr = hostPort
                 ? `${hostPort}:${portNum}/${protocol}`
                 : `${portNum}/${protocol}`;
             addDuplicatePortMapping(portStr);
+        }
     });
     
     // DNS
@@ -3424,44 +3614,44 @@ function populateDuplicateForm(config, opts = {}) {
         });
     }
     
-    // Volumes — Binds preferred; fall back to Mounts (named volumes / binds)
+    // Volumes — Mounts + Binds + HostConfig.Mounts (named + bind), deduped by destination
-    const volumeSpecs = [];
+    const volumeSpecs = extractVolumeSpecsFromInspect(config);
-    if (config.HostConfig?.Binds && Array.isArray(config.HostConfig.Binds)) {
-        for (const bind of config.HostConfig.Binds) {
-            if (bind) volumeSpecs.push(bind);
-        }
-    }
-    if (!volumeSpecs.length && Array.isArray(config.Mounts)) {
-        for (const m of config.Mounts) {
-            if (!m?.Destination) continue;
-            const mode = m.RW === false || m.Mode === 'ro' ? 'ro' : 'rw';
-            if (m.Type === 'volume' && m.Name) {
-                volumeSpecs.push(`${m.Name}:${m.Destination}:${mode}`);
-            } else if (m.Source && m.Destination) {
-                volumeSpecs.push(`${m.Source}:${m.Destination}:${mode}`);
-            }
-        }
-    }
     volumeSpecs.forEach((bind) => addDuplicateVolumeMount(bind));
     
-    // Tmpfs
+    // Tmpfs (HostConfig.Tmpfs + Mounts type=tmpfs)
-    if (config.HostConfig?.Tmpfs && typeof config.HostConfig.Tmpfs === 'object') {
+    const tmpfsMap = { ...(config.HostConfig?.Tmpfs || {}) };
-        Object.entries(config.HostConfig.Tmpfs).forEach(([path, opts]) => {
+    if (Array.isArray(config.Mounts)) {
+        for (const m of config.Mounts) {
+            if (String(m?.Type || '').toLowerCase() !== 'tmpfs') continue;
+            const dest = m.Destination || m.Target;
+            if (!dest || tmpfsMap[dest] !== undefined) continue;
+            tmpfsMap[dest] = m.Mode || m.TmpfsOptions
+                ? Object.entries(m.TmpfsOptions || {})
+                      .map(([k, v]) => (v === true ? k : `${k}=${v}`))
+                      .join(',')
+                : '';
+        }
+    }
+    Object.entries(tmpfsMap).forEach(([path, opts]) => {
         addDuplicateTmpfsMount();
         const container = document.getElementById('duplicate-tmpfs-container');
         const lastInput = container?.lastElementChild?.querySelector('input');
         if (lastInput) lastInput.value = opts ? `${path}:${opts}` : path;
     });
-    }
     
     // Resources
     if (config.HostConfig?.NanoCpus) {
         const cpuLimitEl = document.getElementById('duplicate-cpu-limit');
-        if (cpuLimitEl) cpuLimitEl.value = config.HostConfig.NanoCpus / 1000000000;
+        if (cpuLimitEl) cpuLimitEl.value = config.HostConfig.NanoCpus / 1e9;
     }
-    if (config.HostConfig?.CpuQuota) {
+    // CpuQuota is microseconds per period (default period 100000), not nanoseconds
+    if (config.HostConfig?.CpuQuota > 0) {
         const cpuReservationEl = document.getElementById('duplicate-cpu-reservation');
-        if (cpuReservationEl) cpuReservationEl.value = config.HostConfig.CpuQuota / 1000000000;
+        if (cpuReservationEl) {
+            const period =
+                config.HostConfig.CpuPeriod > 0 ? config.HostConfig.CpuPeriod : 100000;
+            cpuReservationEl.value = config.HostConfig.CpuQuota / period;
+        }
     }
     if (config.HostConfig?.CpuShares) {
         const cpuSharesEl = document.getElementById('duplicate-cpu-shares');
@@ -3475,9 +3665,14 @@ function populateDuplicateForm(config, opts = {}) {
         const memoryReservationEl = document.getElementById('duplicate-memory-reservation');
         if (memoryReservationEl) memoryReservationEl.value = Math.round(config.HostConfig.MemoryReservation / (1024 * 1024));
     }
-    if (config.HostConfig?.MemorySwap !== undefined) {
+    if (config.HostConfig?.MemorySwap !== undefined && config.HostConfig.MemorySwap !== null) {
         const memorySwapEl = document.getElementById('duplicate-memory-swap');
-        if (memorySwapEl) memorySwapEl.value = config.HostConfig.MemorySwap === -1 ? -1 : Math.round(config.HostConfig.MemorySwap / (1024 * 1024));
+        if (memorySwapEl) {
+            memorySwapEl.value =
+                config.HostConfig.MemorySwap === -1
+                    ? -1
+                    : Math.round(config.HostConfig.MemorySwap / (1024 * 1024));
+        }
     }
     
     // Devices
@@ -3524,19 +3719,30 @@ function populateDuplicateForm(config, opts = {}) {
     if (userEl) userEl.value = config.Config?.User || '';
     
     const groupEl = document.getElementById('duplicate-group');
-    if (groupEl && config.HostConfig?.GroupAdd && config.HostConfig.GroupAdd.length > 0) {
+    if (groupEl) {
-        groupEl.value = config.HostConfig.GroupAdd[0];
+        // Form has a single group field — join extra groups so they aren't dropped
+        const groups = config.HostConfig?.GroupAdd;
+        if (Array.isArray(groups) && groups.length) {
+            groupEl.value = groups.join(',');
+        } else {
+            groupEl.value = '';
+        }
     }
     
     const privilegedEl = document.getElementById('duplicate-privileged');
-    if (privilegedEl) privilegedEl.checked = config.HostConfig?.Privileged || false;
+    if (privilegedEl) privilegedEl.checked = Boolean(config.HostConfig?.Privileged);
     
     const readonlyRootfsEl = document.getElementById('duplicate-readonly-rootfs');
-    if (readonlyRootfsEl) readonlyRootfsEl.checked = config.HostConfig?.ReadonlyRootfs || false;
+    if (readonlyRootfsEl) {
+        readonlyRootfsEl.checked = Boolean(
+            config.HostConfig?.ReadonlyRootfs ?? config.Config?.ReadonlyRootfs
+        );
+    }
     
-    // Capabilities
+    // Capabilities (CapAdd). CapDrop is not a form field — surface as security notes via CapAdd only.
     if (config.HostConfig?.CapAdd && Array.isArray(config.HostConfig.CapAdd)) {
         config.HostConfig.CapAdd.forEach(cap => {
+            if (!cap || cap === 'null') return;
             addDuplicateCapability();
             const container = document.getElementById('duplicate-capabilities-container');
             const lastInput = container?.lastElementChild?.querySelector('input');
@@ -3547,6 +3753,7 @@ function populateDuplicateForm(config, opts = {}) {
     // Security options
     if (config.HostConfig?.SecurityOpt && Array.isArray(config.HostConfig.SecurityOpt)) {
         config.HostConfig.SecurityOpt.forEach(opt => {
+            if (!opt) return;
             addDuplicateSecurityOpt();
             const container = document.getElementById('duplicate-security-opts-container');
             const lastInput = container?.lastElementChild?.querySelector('input');
@@ -3557,55 +3764,64 @@ function populateDuplicateForm(config, opts = {}) {
     // Runtime
     const restartPolicyEl = document.getElementById('duplicate-restart-policy');
     if (restartPolicyEl && config.HostConfig?.RestartPolicy) {
-        restartPolicyEl.value = config.HostConfig.RestartPolicy.Name || 'no';
+        const policyName = config.HostConfig.RestartPolicy.Name || 'no';
+        // Docker may return "" for no restart
+        restartPolicyEl.value = policyName === '' ? 'no' : policyName;
         const restartMaxRetriesEl = document.getElementById('duplicate-restart-max-retries');
-        if (restartMaxRetriesEl && config.HostConfig.RestartPolicy.MaximumRetryCount) {
+        if (restartMaxRetriesEl) {
-            restartMaxRetriesEl.value = config.HostConfig.RestartPolicy.MaximumRetryCount;
+            const max = config.HostConfig.RestartPolicy.MaximumRetryCount;
+            restartMaxRetriesEl.value =
+                max !== undefined && max !== null && max !== 0 ? max : '';
         }
     }
     
     const autoRemoveEl = document.getElementById('duplicate-auto-remove');
-    if (autoRemoveEl) autoRemoveEl.checked = config.HostConfig?.AutoRemove || false;
+    if (autoRemoveEl) autoRemoveEl.checked = Boolean(config.HostConfig?.AutoRemove);
     
     const ttyEl = document.getElementById('duplicate-tty');
-    if (ttyEl) ttyEl.checked = config.Config?.Tty || false;
+    if (ttyEl) ttyEl.checked = Boolean(config.Config?.Tty);
     
     const stdinOpenEl = document.getElementById('duplicate-stdin-open');
-    if (stdinOpenEl) stdinOpenEl.checked = config.Config?.OpenStdin || false;
+    if (stdinOpenEl) stdinOpenEl.checked = Boolean(config.Config?.OpenStdin);
     
     const detachEl = document.getElementById('duplicate-detach');
-    if (detachEl) detachEl.checked = config.Config?.AttachStdin === false;
+    // Detach = not attaching stdin interactively in our UI; default true for cloned services
+    if (detachEl) {
+        detachEl.checked =
+            config.Config?.OpenStdin === true ? false : true;
+    }
     
     const initEl = document.getElementById('duplicate-init');
-    if (initEl) initEl.checked = config.HostConfig?.Init || false;
+    if (initEl) initEl.checked = Boolean(config.HostConfig?.Init);
     
-    // Health check
+    // Health check — strip CMD / CMD-SHELL prefix so re-deploy wraps correctly
     if (config.Config?.Healthcheck) {
+        const hc = config.Config.Healthcheck;
         const healthCmdEl = document.getElementById('duplicate-health-cmd');
-        if (healthCmdEl && config.Config.Healthcheck.Test) {
+        if (healthCmdEl && hc.Test) {
-            const test = config.Config.Healthcheck.Test;
+            const test = hc.Test;
             if (Array.isArray(test)) {
-                healthCmdEl.value = test.join(' ');
+                if (test[0] === 'NONE' || test[0] === 'none') {
+                    healthCmdEl.value = '';
+                } else if (test[0] === 'CMD-SHELL' || test[0] === 'CMD') {
+                    healthCmdEl.value = test.slice(1).join(' ');
                 } else {
-                healthCmdEl.value = test;
+                    healthCmdEl.value = test.join(' ');
+                }
+            } else {
+                healthCmdEl.value = String(test);
             }
         }
+        const nsToSec = (ns) =>
+            ns && Number(ns) > 0 ? Math.round(Number(ns) / 1e9) : '';
         const healthIntervalEl = document.getElementById('duplicate-health-interval');
-        if (healthIntervalEl && config.Config.Healthcheck.Interval) {
+        if (healthIntervalEl) healthIntervalEl.value = nsToSec(hc.Interval);
-            healthIntervalEl.value = Math.round(config.Config.Healthcheck.Interval / 1000000000);
-        }
         const healthTimeoutEl = document.getElementById('duplicate-health-timeout');
-        if (healthTimeoutEl && config.Config.Healthcheck.Timeout) {
+        if (healthTimeoutEl) healthTimeoutEl.value = nsToSec(hc.Timeout);
-            healthTimeoutEl.value = Math.round(config.Config.Healthcheck.Timeout / 1000000000);
-        }
         const healthRetriesEl = document.getElementById('duplicate-health-retries');
-        if (healthRetriesEl && config.Config.Healthcheck.Retries) {
+        if (healthRetriesEl && hc.Retries != null) healthRetriesEl.value = hc.Retries;
-            healthRetriesEl.value = config.Config.Healthcheck.Retries;
-        }
         const healthStartPeriodEl = document.getElementById('duplicate-health-start-period');
-        if (healthStartPeriodEl && config.Config.Healthcheck.StartPeriod) {
+        if (healthStartPeriodEl) healthStartPeriodEl.value = nsToSec(hc.StartPeriod);
-            healthStartPeriodEl.value = Math.round(config.Config.Healthcheck.StartPeriod / 1000000000);
-        }
     }
     
     // Logging

server/handlers/deploy.js

@@ -159,6 +159,19 @@ export function registerDeployHandlers(session) {
     }
     if (args.user) containerConfig.User = args.user
 
+    // Extra groups (comma/space separated from Duplicate form, or array)
+    let groupAdd = null
+    if (args.group || args.groupAdd) {
+      const raw = args.groupAdd || args.group
+      const groups = Array.isArray(raw)
+        ? raw.map((g) => String(g).trim()).filter(Boolean)
+        : String(raw)
+            .split(/[,\s]+/)
+            .map((g) => g.trim())
+            .filter(Boolean)
+      if (groups.length) groupAdd = groups
+    }
+
     if (args.healthCmd) {
       containerConfig.Healthcheck = {
         Test: args.healthCmd.startsWith('CMD-SHELL')
@@ -258,6 +271,7 @@ export function registerDeployHandlers(session) {
     }
     if (args.autoRemove === true) hostConfig.AutoRemove = true
     if (args.privileged === true) hostConfig.Privileged = true
+    if (groupAdd?.length) hostConfig.GroupAdd = groupAdd
     if (args.capabilities && Array.isArray(args.capabilities)) {
       hostConfig.CapAdd = args.capabilities
     }

server/utils/validation.js

@@ -94,23 +94,70 @@ function isValidPortMapping(portMapping) {
 }
 
 /**
- * Validates volume mount format
+ * Mount option suffix (Docker bind mode flags).
- * @param {string} volume - Volume mount string (e.g., "/host:/container:ro")
+ * @param {string} part
+ */
+function isMountModePart(part) {
+  if (!part || typeof part !== 'string') return false;
+  // e.g. ro, rw, ro,Z, rw,z, shared, rprivate, …
+  return /^(?:ro|rw|z|Z|shared|rshared|slave|rslave|private|rprivate)(?:,(?:ro|rw|z|Z|shared|rshared|slave|rslave|private|rprivate))*$/i.test(
+    part.trim()
+  );
+}
+
+/**
+ * Validates volume mount format.
+ * Accepts bind mounts and named volumes:
+ *   /host/path:/container/path
+ *   /host/path:/container/path:ro
+ *   volume-name:/container/path
+ *   volume-name:/container/path:rw
+ *   /host:/container:ro,Z
+ * @param {string} volume - Volume mount string
  * @returns {boolean} - True if valid
  */
 function isValidVolumeMount(volume) {
   if (!volume || typeof volume !== 'string') return false;
   if (!volume.includes(':')) return false;
+  // Block path traversal in any segment
+  if (volume.includes('..')) return false;
 
-  const parts = volume.split(':');
+  const raw = volume.trim();
-  if (parts.length < 2 || parts.length > 3) return false;
+  const parts = raw.split(':');
+  if (parts.length < 2) return false;
 
-  // Check for path traversal attempts
+  let source;
-  if (parts.some(part => part.includes('..'))) return false;
+  let dest;
+  if (parts.length >= 3 && isMountModePart(parts[parts.length - 1])) {
+    dest = parts[parts.length - 2];
+    source = parts.slice(0, -2).join(':');
+  } else if (parts.length === 2) {
+    source = parts[0];
+    dest = parts[1];
+  } else if (parts.length > 2) {
+    // e.g. Windows drive or unusual source with colons: join all but last as source
+    dest = parts[parts.length - 1];
+    source = parts.slice(0, -1).join(':');
+  } else {
+    return false;
+  }
 
-  // Basic path validation
+  if (!source || !dest) return false;
-  const pathPattern = /^(\/[^\/]+)*\/?$/;
+
-  return parts.slice(0, 2).every(part => pathPattern.test(part) || part.startsWith('/'));
+  // Container path must be absolute
+  if (!dest.startsWith('/')) return false;
+
+  // Named volume (Docker volume name) OR host path (absolute/relative/~ / Windows drive)
+  const namedVol = /^[a-zA-Z0-9][a-zA-Z0-9_.-]*$/;
+  const isNamed = namedVol.test(source);
+  const isHostPath =
+    source.startsWith('/') ||
+    source.startsWith('./') ||
+    source.startsWith('~/') ||
+    source === '~' ||
+    /^[A-Za-z]:[\\/]/.test(source);
+
+  return isNamed || isHostPath;
 }
 
 /**

test/validation.test.js

@@ -42,12 +42,19 @@ test('isValidPortMapping - invalid ports', (t) => {
 test('isValidVolumeMount - valid volumes', (t) => {
   t.ok(validation.isValidVolumeMount('/host:/container'));
   t.ok(validation.isValidVolumeMount('/host:/container:ro'));
+  t.ok(validation.isValidVolumeMount('/host/path:/container/path:rw'));
+  t.ok(validation.isValidVolumeMount('/host:/container:ro,Z'));
+  // Named volumes must be accepted (deploy filters with this helper)
+  t.ok(validation.isValidVolumeMount('mydata:/data'));
+  t.ok(validation.isValidVolumeMount('my-volume:/var/lib/app:rw'));
+  t.ok(validation.isValidVolumeMount('app_data:/app/data:ro'));
 });
 
 test('isValidVolumeMount - invalid volumes', (t) => {
   t.not(validation.isValidVolumeMount(''));
   t.not(validation.isValidVolumeMount('no-colon'));
   t.not(validation.isValidVolumeMount('/host/../container')); // Path traversal
+  t.not(validation.isValidVolumeMount('myvol:relative-dest')); // dest must be absolute
 });
 
 test('sanitizeEnvVarName - valid names', (t) => {