bundlewrap/bundles/zfs/items.py

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from json import dumps
from bundlewrap.metadata import MetadataJSONEncoder
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if node.os == 'debian':
actions = {
# For some reason, this module doesn't get auto-loaded on debian,
# even if installation of zfsutils-linux tries to start
# zfs-mount.service. We have no choice but to do it manually.
'modprobe_zfs': {
'command': 'modprobe zfs',
'unless': 'lsmod | grep ^zfs',
'needs': {
'pkg_apt:zfs-dkms',
},
'needed_by': {
'pkg_apt:zfs-zed',
'pkg_apt:zfsutils-linux',
'zfs_dataset:',
'zfs_pool:',
},
'comment': 'If this fails, do a dist-upgrade, reinstall zfs-dkms, reboot',
},
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}
files = {
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'/etc/modprobe.d/zfs.conf': {
'source': 'zfs-modprobe.conf',
'content_type': 'mako',
'mode': '0755',
},
'/etc/systemd/system/zfs-import-scan.service.d/bundlewrap.conf': {
'source': 'zfs-import-scan-override.service',
'content_type': 'mako',
'triggers': {
'action:systemd-reload',
},
},
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'/etc/systemd/system/zfs-zed.service.d/bundlewrap.conf': {
'source': 'zfs-zed-override.service',
'triggers': {
'action:systemd-reload',
'svc_systemd:zfs-zed:restart'
},
},
'/etc/zfs-snapshot-config.json': {
'content': dumps(
node.metadata.get('zfs/snapshots', {}),
cls=MetadataJSONEncoder, # turns sets into sorted lists
indent=4,
sort_keys=True,
) + '\n',
},
'/etc/zfs/zed.d/zed.rc': {
'content': 'ZED_EMAIL_ADDR="hostmaster@kunbox.net"\nZED_EMAIL_PROG="mail"\nZED_NOTIFY_INTERVAL_SECS=3600\n',
'mode': '0600',
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'triggers': {
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'svc_systemd:zfs-zed:restart'
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},
},
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'/usr/local/sbin/telegraf-per-dataset': {
'mode': '0755',
},
'/usr/local/sbin/zfs-auto-snapshot': {
'mode': '0755',
},
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'/usr/local/share/icinga/plugins/check_zfs_auto_snapshot': {
'mode': '0755',
},
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'/usr/local/share/icinga/plugins/check_zfs_old_snapshots': {
'mode': '0755',
},
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"/usr/local/share/icinga/plugins/check_zfs_volumes": {
'mode': '0755',
'content_type': 'mako',
},
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"/usr/local/share/icinga/plugins/check_zpool_online": {
'mode': '0755',
},
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"/usr/local/share/icinga/plugins/check_zpool_space": {
'mode': '0755',
},
}
svc_systemd = {
'zfs-import-scan.service': {
'needs': {
'file:/etc/systemd/system/zfs-import-scan.service.d/bundlewrap.conf',
},
'before': {
'svc_systemd:zfs-import-cache.service',
},
},
'zfs-import-cache.service': {
'running': None,
'enabled': False,
'masked': True,
},
'zfs-mount.service': {},
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'zfs-zed': {},
'zfs.target': {
'running': None,
},
'zfs-import.target': {
'running': None,
},
}
for name, attrs in node.metadata.get('zfs/datasets', {}).items():
zfs_datasets[name] = attrs
if 'mountpoint' not in attrs:
zfs_datasets[name]['canmount'] = 'off'
zfs_datasets[name]['mountpoint'] = 'none'
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elif 'canmount' not in attrs:
zfs_datasets[name]['canmount'] = 'on'
for name, attrs in node.metadata.get('zfs/pools', {}).items():
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zfs_pools[name] = attrs
if (not node.os == 'debian' or node.os_version[0] > 10) and 'autotrim' not in attrs:
zfs_pools[name]['autotrim'] = True
directories = {
"/etc/zfs-snapshot-backup-pre.d": {
'purge': True,
},
"/etc/zfs-snapshot-backup-post.d": {
'purge': True,
},
}
if node.metadata.get('zfs/filesystems_with_backup_snapshots', {}) and node.has_bundle('backup-client'):
files['/etc/backup-pre-hooks.d/99-zfs-snapshots'] = {
'content_type': 'mako',
'source': 'backup-pre-hook',
'mode': '0755',
}