bundlewrap/bundles/zfs/metadata.py

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#import re
defaults = {
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'apt': {
'packages': {
'linux-headers-amd64': {
'needed_by': {
'pkg_apt:zfs-dkms',
},
},
'zfs-dkms': {
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'needed_by': {
'pkg_apt:zfs-zed',
'pkg_apt:zfsutils-linux',
},
},
'zfs-zed': {
'needed_by': {
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'svc_systemd:zfs-zed',
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'zfs_dataset:',
'zfs_pool:',
},
},
'zfsutils-linux': {
'needed_by': {
'pkg_apt:zfs-zed',
'zfs_dataset:',
'zfs_pool:',
},
},
'parted': {
'needed_by': {
'zfs_pool:',
},
},
},
},
'icinga2_api': {
'zfs': {
'services': {
'ZFS AUTO SNAPSHOT': {
'command_on_monitored_host': 'sudo /usr/local/share/icinga/plugins/check_zfs_auto_snapshot',
},
'ZFS MOUNTED VOLUMES': {
'command_on_monitored_host': 'sudo /usr/local/share/icinga/plugins/check_zfs_volumes',
'vars.notification.mail': True,
},
'ZFS OLD SNAPSHOTS': {
'command_on_monitored_host': 'sudo /usr/local/share/icinga/plugins/check_zfs_old_snapshots',
}
},
},
},
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'pacman': {
'packages': {
'zfs-linux-lts': {
'needed_by': {
'zfs_dataset:',
'zfs_pool:',
},
},
'zfs-utils': {
'needed_by': {
'svc_systemd:zfs-zed',
},
},
},
},
'systemd-timers': {
'timers': {
'zfs-auto-snapshot-daily': {
'when': 'daily',
'command': '/usr/local/sbin/zfs-auto-snapshot daily',
},
'zfs-auto-snapshot-hourly': {
'when': 'hourly',
'command': '/usr/local/sbin/zfs-auto-snapshot hourly',
},
'zfs-auto-snapshot-monthly': {
'when': 'monthly',
'command': '/usr/local/sbin/zfs-auto-snapshot monthly',
},
'zfs-auto-snapshot-weekly': {
'when': 'weekly',
'command': '/usr/local/sbin/zfs-auto-snapshot weekly',
},
'zfs-scrub': {
'when': 'Sun 02:00:00 UTC',
'command': '/usr/lib/zfs-linux/scrub',
}
},
},
'zfs': {
'datasets': {},
'pools': {},
'snapshots': {
'retain_defaults': {
'hourly': 24,
'daily': 7,
'weekly': 2,
'monthly': 1,
},
},
},
}
if node.os == 'debian' and node.os_version[0] <= 10:
defaults['apt']['repos'] = {
'backports': {
'install_gpg_key': False, # default debian signing key
'items': {
'deb http://deb.debian.org/debian {os_release}-backports main',
},
},
}
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if node.has_bundle('telegraf'):
defaults['telegraf'] = {
'input_plugins': {
'builtin': {
'zfs': [{
'poolMetrics': True,
}],
},
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'exec': {
'zfs-dataset': {
'commands': ['sudo /usr/local/sbin/telegraf-per-dataset'],
'data_format': 'influx',
'timeout': '5s',
},
},
},
'sudo_commands': {
'/usr/local/sbin/telegraf-per-dataset',
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},
}
@metadata_reactor.provides(
'icinga2_api/zfs/services',
)
def monitoring(metadata):
if not node.has_bundle('sshmon'):
raise DoNotRunAgain
services = {}
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for poolname, _ in metadata.get('zfs/pools').items():
services['ZFS ZPOOL ONLINE {}'.format(poolname)] = {
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'command_on_monitored_host': 'sudo /usr/local/share/icinga/plugins/check_zpool_online {}'.format(poolname),
'vars.notification.mail': True,
}
services['ZFS ZPOOL SPACE ' + poolname] = {
'command_on_monitored_host': 'sudo /usr/local/share/icinga/plugins/check_zpool_space {} 90'.format(poolname),
'vars.notification.mail': True,
}
return {
'icinga2_api': {
'zfs': {
'services': services,
},
},
}
@metadata_reactor.provides(
'zfs/filesystems_with_backup_snapshots',
)
def backups_with_snapshot(metadata):
backups = metadata.get('backups/paths', set())
datasets = metadata.get('zfs/datasets', {})
backups_in_zfs_datasets = {}
for path in backups:
for dname, dconfig in datasets.items():
if 'mountpoint' in dconfig:
if path[:len(dconfig['mountpoint'])] == dconfig['mountpoint']:
backups_in_zfs_datasets.setdefault(dname, set()).add(path)
return {
'zfs': {
'filesystems_with_backup_snapshots': backups_in_zfs_datasets,
},
}