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search for orphan disks

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This commit is contained in:
David Schroeder
2026-09-22 22:01:53 -05:00
parent 6d461b16f6
commit 158d3ffe76
3 changed files with 21 additions and 4 deletions
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defaults.inc
+1 -1
View File
@@ -3,7 +3,7 @@
action="${1:-}"
FOLDER='/opt/idssys/ta-proxmenu'
VERS='2026.9.22-1'
VERS='2026.9.22-2'
noupdate=' '
inc/orphan-disks.py
+15 -1
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@@ -30,6 +30,8 @@ def enabled(value):
def references(root, nodes, guests):
"""Read pmxcfs on this host, including offline guests and all config sections."""
refs, errors, seen, contents = {}, [], set(), {}
guest_names = {(guest['type'], str(guest['vmid'])): guest.get('name')
for guest in guests}
for node in nodes:
for kind, directory in [('qemu', 'qemu-server'), ('lxc', 'lxc')]:
folder = root / node['node'] / directory
@@ -48,6 +50,18 @@ def references(root, nodes, guests):
continue
contents[str(path)] = content
seen.add((node['node'], kind, path.stem))
name = guest_names.get((kind, path.stem))
name_key = 'name' if kind == 'qemu' else 'hostname'
for line in content.splitlines():
line = line.strip()
if line.startswith('['):
break
key, sep, value = line.partition(':')
if sep and key == name_key and value.strip():
name = value.strip()
break
guest_id = f"{'VM' if kind == 'qemu' else 'LXC'} {path.stem}"
guest_label = f'{name} ({guest_id})' if name else f'{guest_id} (name unavailable)'
section = 'current'
for line in content.splitlines():
line = line.strip()
@@ -61,7 +75,7 @@ def references(root, nodes, guests):
continue
for volume in VOLUME.findall(value):
refs.setdefault(volume, []).append({
'node': node['node'], 'guest': f'{kind} {path.stem}',
'node': node['node'], 'guest': guest_label,
'unused': bool(re.fullmatch(r'unused\d+', key)) and section == 'current',
'section': section,
})
tests/test-orphan-disks.py
+5 -2
View File
@@ -20,13 +20,14 @@ class ReportTests(unittest.TestCase):
for kind in ('qemu-server', 'lxc'):
(self.root / node / kind).mkdir(parents=True)
(self.root / 'a/qemu-server/100.conf').write_text(
'name: app-server\n'
'scsi0: local:vm-100-disk-0,size=10G\n'
'unused0: local:vm-100-disk-1\n'
'efidisk0: shared:vm-100-efi\n'
'tpmstate0: shared:vm-100-tpm\n'
'[snap]\nscsi0: local:vm-100-old\n'
'[PENDING]\nscsi1: local:vm-100-pending\n')
(self.root / 'b/lxc/200.conf').write_text('rootfs: local:subvol-200-disk-0\nmp0: shared:subvol-200-disk-1,mp=/data\n')
(self.root / 'b/lxc/200.conf').write_text('hostname: fileserver\nrootfs: local:subvol-200-disk-0\nmp0: shared:subvol-200-disk-1,mp=/data\n')
self.nodes = [{'node': n, 'status': 'online'} for n in ('a', 'b')]
self.guests = [{'node': 'a', 'type': 'qemu', 'vmid': 100}, {'node': 'b', 'type': 'lxc', 'vmid': 200}]
self.refs, self.errors, _ = disks.references(self.root, self.nodes, self.guests)
@@ -44,7 +45,9 @@ class ReportTests(unittest.TestCase):
def test_candidates_unused_replication_and_backing(self):
self.assertEqual(self.result('local:vm-999-disk-0')[0], 'Orphan candidate')
self.assertEqual(self.result('local:vm-100-disk-1')[0], 'Unused disk')
self.assertEqual(self.result('local:vm-100-disk-1'), ('Unused disk', 'app-server (VM 100)'))
self.assertIn('a/app-server (VM 100)', self.result('local:vm-100-disk-0', node='b')[1])
self.assertIn('b/fileserver (LXC 200)', self.result('local:subvol-200-disk-0')[1])
self.assertEqual(self.result('local:vm-100-disk-0', node='b')[0], 'Needs review')
self.assertEqual(self.result('local:base-900-disk-0')[0], 'Needs review')
self.assertEqual(self.result('local:999/base-999-disk-0.qcow2')[0], 'Needs review')