vm management

This commit is contained in:
Mateusz Gruszczyński
2025-10-17 15:55:21 +02:00
parent a3ea45b949
commit 8c545aca55
3 changed files with 162 additions and 1 deletions

66
app.py
View File

@@ -431,6 +431,72 @@ def api_disable():
ha_node_maint(False, node, log)
return jsonify(ok=True, log=log)
# --- VM/CT admin actions API ---
def vm_locked(typ: str, node: str, vmid: int) -> bool:
base = f"/nodes/{node}/{typ}/{vmid}"
cur = get_json(["pvesh", "get", f"{base}/status/current"]) or {}
return bool(cur.get("lock"))
def run_qm_pct(typ: str, vmid: int, subcmd: str) -> subprocess.CompletedProcess:
tool = "qm" if typ == "qemu" else "pct"
return run([tool, subcmd, str(vmid)])
@app.get("/api/list-all-vmct")
def api_list_all_vmct():
meta = cluster_vmct_meta()
nodes = [n.get("node") for n in (api_cluster_data().get("nodes") or []) if n.get("node")]
return jsonify({"all": list(meta.values()), "nodes": sorted(set(nodes))})
@app.post("/api/vm-action")
def api_vm_action():
if os.geteuid() != 0:
return jsonify(ok=False, error="run as root"), 403
data = request.get_json(force=True, silent=True) or {}
sid = data.get("sid", "")
action = data.get("action", "")
target = data.get("target", "")
meta = cluster_vmct_meta()
tup = sid_to_tuple(sid, meta)
if not tup:
return jsonify(ok=False, error="bad sid"), 400
typ, vmid, node = tup
if not node:
return jsonify(ok=False, error="unknown node"), 400
if action == "migrate_offline":
action = "migrate"
try:
if action == "unlock":
if typ != "qemu":
return jsonify(ok=False, error="unlock only for qemu"), 400
if not vm_locked(typ, node, vmid):
return jsonify(ok=True, msg="not locked")
r = run(["qm", "unlock", str(vmid)])
return jsonify(ok=(r.returncode == 0), stdout=r.stdout, stderr=r.stderr)
elif action in ("start", "stop", "shutdown"):
r = run_qm_pct(typ, vmid, action)
return jsonify(ok=(r.returncode == 0), stdout=r.stdout, stderr=r.stderr)
elif action == "migrate":
if not target or target == node:
return jsonify(ok=False, error="target required and must differ from source"), 400
base = f"/nodes/{node}/{typ}/{vmid}/migrate"
cmd = ["pvesh", "create", base, "-target", target, "-online", "0"]
res = post_json(cmd)
return jsonify(ok=True, result=res or {})
else:
return jsonify(ok=False, error="unknown action"), 400
except Exception as e:
return jsonify(ok=False, error=str(e)), 500
if __name__ == "__main__":
import argparse
p = argparse.ArgumentParser()

View File

@@ -1,4 +1,5 @@
// ------ helpers ------
const tblVmAdmin = document.querySelector("#vm-admin");
const $ = (q) => document.querySelector(q);
function safe(v) { return (v === undefined || v === null || v === '') ? '—' : String(v); }
function ensureArr(a) { return Array.isArray(a) ? a : []; }
@@ -87,6 +88,7 @@ async function doRefresh() {
const d = await fetchSnapshot();
renderSnap(d);
if (!doRefresh.didNonHA) { await renderNonHA(); doRefresh.didNonHA = true; }
if (!doRefresh.didAdmin) { await renderVMAdmin(); doRefresh.didAdmin = true; }
}
btnRefresh.onclick = doRefresh;
btnAuto.onclick = () => {
@@ -656,3 +658,66 @@ function renderSnap(d) {
// initial one-shot load (auto refresh OFF by default)
doRefresh().catch(console.error);
// ------ VM Admin API/UI ------
async function fetchAllVmct() {
const r = await fetch('/api/list-all-vmct');
return await r.json();
}
async function vmAction(sid, action, target) {
const body = { sid, action };
if (target) body.target = target;
const r = await fetch('/api/vm-action', { method: 'POST', headers: { 'Content-Type': 'application/json' }, body: JSON.stringify(body) });
const d = await r.json();
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; }
const rows = arr.map(x => {
const sid = safe(x.sid), type = safe(x.type), name = safe(x.name), node = safe(x.node);
const st = /running/i.test(x.status || '') ? badge(x.status, 'ok') : badge(x.status || '—', 'dark');
const actions = `
<div class="btn-group btn-group-sm" role="group">
<button class="btn btn-outline-secondary act-unlock">Unlock</button>
<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}"`);
});
setRows(tbody, rows);
Array.from(tbody.querySelectorAll('tr[data-sid]')).forEach(tr => {
const sid = tr.getAttribute('data-sid');
const getTarget = () => tr.querySelector('.target-node')?.value || '';
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();
} catch (e) { alert('ERROR: ' + e.message); }
btn.disabled = false;
};
};
bind('.act-unlock', 'unlock');
bind('.act-start', 'start');
bind('.act-stop', 'stop');
bind('.act-shutdown', 'shutdown');
bind('.act-migrate', 'migrate', true);
});
}

View File

@@ -65,6 +65,9 @@
<li class="nav-item" role="presentation">
<button class="nav-link" data-bs-toggle="tab" data-bs-target="#tab-nonha" type="button">VM/CT (non-HA)</button>
</li>
<li class="nav-item" role="presentation">
<button class="nav-link" data-bs-toggle="tab" data-bs-target="#tab-admin" type="button">VM Admin</button>
</li>
<li class="nav-item" role="presentation">
<button class="nav-link" data-bs-toggle="tab" data-bs-target="#tab-nodes" type="button">Nodes</button>
</li>
@@ -227,6 +230,33 @@
</div>
</div>
<!-- TAB: VM Admin -->
<div class="tab-pane fade" id="tab-admin">
<div class="card border-0">
<div class="card-body table-responsive">
<table class="table table-sm table-striped align-middle table-nowrap" id="vm-admin">
<thead>
<tr>
<th>SID</th>
<th>Type</th>
<th>Name</th>
<th>Node</th>
<th>Status</th>
<th>Actions</th>
<th>Target (migrate)</th>
</tr>
</thead>
<tbody>
<tr>
<td colspan="7" class="text-muted">Loading…</td>
</tr>
</tbody>
</table>
<div class="small text-muted">Akcje: Unlock (qm), Start/Stop/Shutdown, Offline migrate.</div>
</div>
</div>
</div>
<!-- TAB: Nodes (expandable) -->
<div class="tab-pane fade" id="tab-nodes">
<div class="card border-0">