140 lines
4.4 KiB
Python
140 lines
4.4 KiB
Python
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import re
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defaults = {
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'cron': {
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'zfs-auto-snapshot-daily': '0 0 * * * root /usr/local/sbin/zfs-auto-snapshot daily',
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'zfs-auto-snapshot-hourly': '0 * * * * root /usr/local/sbin/zfs-auto-snapshot hourly',
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'zfs-auto-snapshot-monthly': '0 0 1 * * root /usr/local/sbin/zfs-auto-snapshot monthly',
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'zfs-auto-snapshot-weekly': '0 0 * * 7 root /usr/local/sbin/zfs-auto-snapshot weekly',
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},
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'zfs': {
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'datasets': {},
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'pools': {},
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'snapshots': {
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# 'backup': {
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# 'enabled': True,
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# 'filesystems_with_snapshot': {},
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# },
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'retain_defaults': {
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'hourly': 24,
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'daily': 7,
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'weekly': 2,
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'monthly': 1,
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},
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},
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},
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}
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#if node.has_bundle('telegraf'):
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# defaults.update({
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# 'telegraf': {
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# 'input_plugins': {
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# 'exec': {
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# 'zfs_dataset': {
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# 'command': 'telegraf-zfs-dataset',
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# 'interval': '120s',
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# },
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# },
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# 'zfs': {},
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# },
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# },
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# })
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# defaults['sudo']['verbatim'].add('telegraf ALL=(ALL) NOPASSWD:/sbin/zfs list *')
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if node.has_bundle('sshmon'):
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defaults.update({
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'icinga2_api': {
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'zfs': {
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'services': {
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'ZFS AUTO SNAPSHOT': {
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'command_on_monitored_host': '/usr/lib/nagios/plugins/check_zfs_auto_snapshot',
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},
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'ZFS MOUNTED VOLUMES': {
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'command_on_monitored_host': '/usr/lib/nagios/plugins/check_zfs_volumes',
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},
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},
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},
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},
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})
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@metadata_reactor
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def zfs_scrub_cronjob(metadata):
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when = metadata.get('zfs/scrub/cron', '{} 0 * * sun'.format((node.magic_number % 60)))
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return {
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'cron': {
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'zfs-scrub': '{} root /usr/lib/zfs-linux/scrub'.format(when),
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},
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}
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# TODO
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#@metadata_reactor
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#def zfs_snapshot_backup(metadata):
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# if metadata.get('zfs/snapshots/backup/enabled'):
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# # Collect all filesystems/datasets (e.g., "tank/mysql") which
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# # are configured for (local) snapshots. For each of them, store
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# # the mountpoint. This information will be used primarily by
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# # "/usr/local/sbin/zfs-backup-snapshot", but may also be used by
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# # other bundles (think backup tools).
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# #
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# # In other words, this API allows other bundles to check whether
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# # a path belongs to a ZFS dataset with snapshots enabled.
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#
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# filesystems = {}
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#
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# if metadata.get('zfs/snapshots/snapshot_only', None) is not None:
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# for name in metadata.get('zfs/snapshots/snapshot_only'):
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# attrs = metadata.get('zfs/datasets')[name]
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# if attrs.get('mountpoint') not in (None, "none"):
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# filesystems[name] = attrs['mountpoint']
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# else:
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# for name, attrs in metadata.get('zfs/datasets').items():
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# if attrs.get('mountpoint') not in (None, "none"):
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# filesystems[name] = attrs['mountpoint']
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#
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# for pattern in metadata.get('zfs/snapshots/snapshot_never', set()):
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# filesystems = {k: v for k, v in filesystems.items() if not re.search(pattern, k)}
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#
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# return {
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# 'zfs': {
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# 'snapshots': {
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# 'backup': {
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# 'filesystems_with_snapshot': filesystems,
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# },
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# },
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# },
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# }
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# else:
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# return {}
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@metadata_reactor
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def monitoring(metadata):
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if not node.has_bundle('sshmon'):
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raise DoNotRunAgain
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services = {}
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for poolname, pool_options in metadata.get('zfs/pools').items():
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services['ZFS ZPOOL ONLINE {}'.format(poolname)] = {
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'command_on_monitored_host': 'sudo /usr/lib/nagios/plugins/check_zpool_online {}'.format(poolname),
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}
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services['ZFS ZPOOL SPACE ' + poolname] = {
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'command_on_monitored_host': 'sudo /usr/lib/nagios/plugins/check_zpool_space {} 90'.format(poolname)
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}
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services['ZFS OLD SNAPSHOTS'] = {
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'command_on_monitored_host': 'sudo /usr/lib/nagios/plugins/check_zfs_old_snapshots',
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}
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return {
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'icinga2_api': {
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'zfs': {
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'services': services,
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},
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},
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}
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