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vm management

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This commit is contained in:
Mateusz Gruszczyński
2025-10-17 16:06:34 +02:00
parent 8c545aca55
commit 600467061c
3 changed files with 102 additions and 9 deletions
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89
static/main.js
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@@ -673,12 +673,13 @@ async function vmAction(sid, action, target) {
if (!d.ok) throw new Error(d.error || 'action failed');
return d;
}
async function renderVMAdmin() {
const data = await fetchAllVmct();
const arr = ensureArr(data.all);
const nodes = ensureArr(data.nodes);
const tbody = document.querySelector('#vm-admin tbody');
if (!arr.length) { setRows(tbody, [rowHTML(['No VMs/CTs'])]); return; }
if (!arr.length) { setRows(tbody, [rowHTML(['Brak VM/CT'])]); return; }
const rows = arr.map(x => {
const sid = safe(x.sid), type = safe(x.type), name = safe(x.name), node = safe(x.node);
@@ -689,12 +690,12 @@ async function renderVMAdmin() {
<button class="btn btn-outline-success act-start">Start</button>
<button class="btn btn-outline-warning act-shutdown">Shutdown</button>
<button class="btn btn-outline-danger act-stop">Stop</button>
<button class="btn btn-outline-primary act-migrate">Migrate (offline)</button>
</div>`;
const sel = `<select class="form-select form-select-sm target-node" style="min-width:140px">
${nodes.map(n => `<option value="${n}" ${n === x.node ? 'disabled' : ''}>${n}${n === x.node ? ' (src)' : ''}</option>`).join('')}
</select>`;
return rowHTML([sid, type.toUpperCase(), name, node, st, actions, sel], `data-sid="${sid}"`);
const migrateBtn = `<button class="btn btn-outline-primary btn-sm act-migrate">Migrate (offline)</button>`;
return rowHTML([sid, type.toUpperCase(), name, node, st, actions, sel, migrateBtn], `data-sid="${sid}"`);
});
setRows(tbody, rows);
@@ -702,14 +703,51 @@ async function renderVMAdmin() {
Array.from(tbody.querySelectorAll('tr[data-sid]')).forEach(tr => {
const sid = tr.getAttribute('data-sid');
const getTarget = () => tr.querySelector('.target-node')?.value || '';
const colSpan = tr.children.length; // for status row width
const bind = (sel, action, needsTarget = false) => {
const btn = tr.querySelector(sel);
if (!btn) return;
btn.onclick = async () => {
btn.disabled = true;
try {
await vmAction(sid, action, needsTarget ? getTarget() : undefined);
await doRefresh();
if (action === 'migrate') {
const target = getTarget();
const resp = await vmAction(sid, action, target);
// show expandable status row
const row = ensureMigRow(tr, colSpan);
setMigRowVisible(row, true);
const log = row.querySelector('.mig-log');
const srcNode = resp.source_node;
const upid = resp.upid;
log.textContent = `Starting offline migrate to ${target} (UPID: ${upid || '—'})...`;
// update badge immediately
const badgeCell = tr.children[4];
if (badgeCell) badgeCell.innerHTML = badge('migrating', 'info');
// start background polling; update log on each tick
await pollTask(upid, srcNode, (st) => {
const lines = [];
for (const k of ['type', 'status', 'pid', 'starttime', 'user', 'node', 'endtime', 'exitstatus']) {
if (st[k] !== undefined) lines.push(`${k}: ${st[k]}`);
}
log.textContent = lines.join('
') || '—';
}, async (finalSt) => {
const exit = (finalSt && finalSt.exitstatus) ? String(finalSt.exitstatus) : '';
const ok = exit.toUpperCase() === 'OK';
const badgeCell2 = tr.children[4];
if (badgeCell2) badgeCell2.innerHTML = ok ? badge('running', 'ok') : badge('migrate error', 'err');
log.textContent += (log.textContent ? '\n' : '') + (ok ? 'Migration finished successfully.' : ('Migration failed: ' + (exit || 'unknown error')));
await doRefresh();
});
} else {
await vmAction(sid, action, needsTarget ? getTarget() : undefined);
const exit = (finalSt && finalSt.exitstatus) ? String(finalSt.exitstatus) : '';
const ok = exit.toUpperCase() === 'OK';
const badgeCell2 = tr.children[4];
if (badgeCell2) badgeCell2.innerHTML = ok ? badge('running', 'ok') : badge('migrate error', 'err');
log.textContent += (log.textContent ? '\n' : '') + (ok ? 'Migration finished successfully.' : ('Migration failed: ' + (exit || 'unknown error')));
await doRefresh();
}
} catch (e) { alert('ERROR: ' + e.message); }
btn.disabled = false;
};
@@ -720,4 +758,45 @@ async function renderVMAdmin() {
bind('.act-shutdown', 'shutdown');
bind('.act-migrate', 'migrate', true);
});
}
async function pollTask(upid, node, onUpdate, onDone) {
let lastSt = null;
if (!upid || !node) return;
const started = Date.now();
const maxMs = 5 * 60 * 1000;
const delay = (ms) => new Promise(r => setTimeout(r, ms));
while (Date.now() - started < maxMs) {
try {
const r = await fetch('/api/task-status?upid=' + encodeURIComponent(upid) + '&node=' + encodeURIComponent(node));
const d = await r.json();
if (d && d.ok) {
const st = d.status || {}; lastSt = st; if (onUpdate) { try { onUpdate(st); } catch { } }
const s = (st.status || '').toLowerCase();
if (s === 'stopped' || st.exitstatus) break;
}
} catch (e) { }
await delay(2000);
}
try { if (onDone) onDone(lastSt); } catch { }
}
function ensureMigRow(mainTr, colSpan) {
let nxt = mainTr.nextElementSibling;
if (!nxt || !nxt.classList.contains('mig-row')) {
nxt = document.createElement('tr');
nxt.className = 'mig-row d-none';
const td = document.createElement('td');
td.colSpan = colSpan;
td.innerHTML = '<div class="p-3 border rounded bg-body-tertiary"><div class="fw-semibold mb-1">Migration status</div><pre class="small mb-0 mig-log">—</pre></div>';
nxt.appendChild(td);
mainTr.parentNode.insertBefore(nxt, mainTr.nextSibling);
}
return nxt;
}
function setMigRowVisible(row, vis) {
row.classList.toggle('d-none', !vis);
}