Docker: delete volumes nothing uses, prune anonymous ones; images marked in use, remove unused

A named volume is deleted by typing its name, one at a time; the API wants it named
twice; nothing is forced. Prune touches anonymous volumes only.

Co-Authored-By: Claude Fable 5.1 <noreply@anthropic.com>
This commit is contained in:
Mitchell-Johnson
2026-09-20 08:01:57 -07:00
co-authored by Claude Fable 5.1
parent c017b422d5
commit 634e286796
6 changed files with 116 additions and 10 deletions
+15 -2
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@@ -212,8 +212,10 @@ export default function Docker() {
{shownTab === 'images' && <form className="chan-add" onSubmit={async (e) => { e.preventDefault(); try { setPullTask((await api.pullImage(pull.trim())).id) } catch (er) { toast(er instanceof Error ? er.message : 'failed', 'err') } }}>
<input className="mono" value={pull} onChange={(e) => setPull(e.target.value)} placeholder="pull an image — nginx:alpine, ghcr.io/owner/name:tag" spellCheck={false} autoCapitalize="off" autoCorrect="off" />
<button className="btn on" disabled={!pull.trim()}>Pull</button>
{(() => { const unused = d.images.filter((im) => !im.in_use).length; return unused > 0 && <Btn className="btn danger" title="remove every image no container uses" confirm={`Remove all ${unused} image${unused === 1 ? '' : 's'} that no container uses? They can be pulled again, but a stack that is down will have to download its images before it next starts.`} onClick={async () => { try { toast((await api.pruneImages(true)).result); load() } catch (er) { toast(er instanceof Error ? er.message : 'failed', 'err') } }}>Remove unused · {unused}</Btn> })()}
<Btn className="btn" title="remove dangling images: layers no tag points at any more" confirm="Remove dangling images? Only layers that no tag points at any more — nothing a container or a tag uses." onClick={async () => { try { toast((await api.pruneImages()).result); load() } catch (er) { toast(er instanceof Error ? er.message : 'failed', 'err') } }}>Prune</Btn>
</form>}
{shownTab === 'volumes' && (() => { const n = d.volumes.filter((v) => v.anonymous && !((v.used_by as string[] | undefined) ?? []).length).length; return <div className="svc-actions"><span className="muted small">Deleting a volume deletes its data. Only one nothing uses can be deleted.</span><span className="spacer" />{n > 0 && <Btn className="btn danger" title="the nameless volumes an image's VOLUME line leaves behind each time its container is recreated" confirm={`Delete ${n} unused anonymous volume${n === 1 ? '' : 's'} and what is in them? Named volumes are not touched.`} onClick={async () => { try { toast((await api.pruneVolumes()).result); load() } catch (er) { toast(er instanceof Error ? er.message : 'failed', 'err') } }}>Prune anonymous · {n}</Btn>}</div> })()}
{shownTab === 'images' && pullTask && <TaskOutput id={pullTask} onDone={() => load()} />}
{shownTab === 'containers' && <input value={filter} onChange={(e) => setFilter(e.target.value)} placeholder="filter containers, images, stacks" />}
</div>
@@ -239,9 +241,20 @@ export default function Docker() {
</div>
))}
{shownTab === 'containers' && byStack.size === 0 && <div className="muted small" style={{ padding: 12 }}>No container matches.</div>}
{shownTab !== 'containers' && shownTab !== 'stacks' && (
{shownTab === 'volumes' && (
<table className="dtable"><thead><tr><th>Volume</th><th>Used by</th><th /></tr></thead>
<tbody>{d.volumes.map((row) => { const name = String(row.Name), users = (row.used_by as string[] | undefined) ?? [], anon = !!row.anonymous
const remove = async () => {
if (anon) { if (!(await askYes(`Delete this anonymous volume and everything in it?\n\n${name}\n\nNothing uses it. It can't be brought back.`, 'Delete'))) return }
else { const typed = await askText(`Delete the volume "${name}" and everything in it?\n\nNothing uses it right now — but if it belongs to a stack that is only down, this is that stack's data. It can't be brought back.\n\nType its name to confirm.`, '', 'Delete'); if (typed !== name) { if (typed !== null) toast('that is not its name — nothing was deleted', 'info'); return } }
try { await api.removeVolume(name); toast('volume deleted'); load() } catch (er) { toast(er instanceof Error ? er.message : 'failed', 'err') }
}
return <tr key={name}><td className="mono small" title={String(row.Mountpoint ?? '')}>{anon ? <>{name.slice(0, 12)}… <span className="muted">anonymous</span></> : name}</td><td className="small">{users.length ? users.join(', ') : <span className="muted">nothing</span>}</td><td className="row-end">{users.length ? <span className="badge">in use</span> : <button className="icon-btn" title="delete this volume and its data" onClick={remove}>✕</button>}</td></tr> })}
{d.volumes.length === 0 && <tr><td colSpan={3} className="muted small">No volumes.</td></tr>}</tbody></table>
)}
{shownTab !== 'containers' && shownTab !== 'stacks' && shownTab !== 'volumes' && (
<table className="dtable"><thead><tr>{cols[shownTab as Exclude<Tab, 'containers' | 'stacks'>].map(([, h]) => <th key={h}>{h}</th>)}{shownTab === 'images' && <th />}</tr></thead>
<tbody>{d[shownTab as Exclude<Tab, 'containers' | 'stacks'>].map((row, i) => <tr key={i}>{cols[shownTab as Exclude<Tab, 'containers' | 'stacks'>].map(([k]) => <td key={k} className="mono small">{String(row[k] ?? '')}</td>)}{shownTab === 'images' && <td><Btn className="icon-btn" title="remove this image" confirm={`Remove the image ${row.Repository}:${row.Tag}? Docker refuses if a container still uses it.`} onClick={async () => { const ref = row.Tag && row.Tag !== '<none>' ? `${row.Repository}:${row.Tag}` : String(row.ID); try { await api.removeImage(ref); toast(`${ref} removed`); load() } catch (er) { toast(er instanceof Error ? er.message : 'failed', 'err') } }}>✕</Btn></td>}</tr>)}</tbody></table>
<tbody>{d[shownTab as Exclude<Tab, 'containers' | 'stacks'>].map((row, i) => <tr key={i}>{cols[shownTab as Exclude<Tab, 'containers' | 'stacks'>].map(([k]) => <td key={k} className="mono small">{String(row[k] ?? '')}</td>)}{shownTab === 'images' && <td className="row-end">{row.in_use ? <span className="badge" title="a container uses this image">in use</span> : <Btn className="icon-btn" title="remove this image" confirm={`Remove the image ${row.Repository}:${row.Tag}? Docker refuses if a container still uses it.`} onClick={async () => { const ref = row.Tag && row.Tag !== '<none>' ? `${row.Repository}:${row.Tag}` : String(row.ID); try { await api.removeImage(ref); toast(`${ref} removed`); load() } catch (er) { toast(er instanceof Error ? er.message : 'failed', 'err') } }}>✕</Btn>}</td>}</tr>)}</tbody></table>
)}
</div>
</div>
+3 -1
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@@ -202,7 +202,9 @@ export const api = {
deleteStack: (name: string) => req<{ trash: string; moved: number }>('POST', `/api/docker/stacks/${encodeURIComponent(name)}/delete`, { confirm: name }),
pullImage: (image: string) => req<TaskInfo>('POST', '/api/docker/images/pull', { image }),
removeImage: (image: string) => req<void>('POST', '/api/docker/images/remove', { image }),
pruneImages: () => req<{ result: string }>('POST', '/api/docker/images/prune'),
pruneImages: (all = false) => req<{ result: string }>('POST', '/api/docker/images/prune', { all }),
removeVolume: (name: string) => req<void>('POST', '/api/docker/volumes/remove', { name, confirm: name }),
pruneVolumes: () => req<{ result: string }>('POST', '/api/docker/volumes/prune'),
stackDiff: (name: string) => req<{ files: StackDiff[] }>('GET', `/api/docker/stacks/${encodeURIComponent(name)}/diff`),
stackUpdates: (name: string, refresh = false) => req<{ images: ImageCheck[]; checked: number }>('GET', `/api/docker/stacks/${encodeURIComponent(name)}/updates${refresh ? '?refresh=1' : ''}`),
stackFile: (name: string, file: number | 'env' = 0) => req<{ stack: Stack; text: string; sum: string }>('GET', `/api/docker/stacks/${encodeURIComponent(name)}?file=${file}`),
+1
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@@ -504,3 +504,4 @@ pre.diff .add { color: var(--ok); background: color-mix(in srgb, var(--ok) 12%,
.stack-new .check { display: flex; flex-direction: row; align-items: flex-start; gap: 8px; font-size: 13px; } .stack-new .check input { margin-top: 3px; }
.stack-preview { max-height: 180px; overflow: auto; opacity: .85; }
@media (max-width: 800px) { .stack-new .two { grid-template-columns: 1fr; } }
.dtable td.row-end { text-align: right; white-space: nowrap; width: 1%; } .dtable .badge { margin-left: 0; }