185 lines
4.8 KiB
Python
185 lines
4.8 KiB
Python
#import re
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defaults = {
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'apt': {
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'packages': {
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'parted':{
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'needed_by': {
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'pkg_apt:zfs-zed',
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'pkg_apt:zfsutils-linux',
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},
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},
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'zfs-dkms': {
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'backports': node.os_version < (11,),
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'needed_by': {
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'pkg_apt:zfs-zed',
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'pkg_apt:zfsutils-linux',
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},
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},
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'zfs-zed': {
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'backports': node.os_version < (11,),
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'needed_by': {
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'zfs_dataset:',
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'zfs_pool:',
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},
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},
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'zfsutils-linux': {
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'backports': node.os_version < (11,),
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'needed_by': {
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'pkg_apt:zfs-zed',
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'zfs_dataset:',
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'zfs_pool:',
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},
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},
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'zfs-auto-snapshot': {},
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},
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},
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'systemd-timers': {
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'zfs-trim': {
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'command': '/usr/lib/zfs-linux/trim',
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'when': '*-*-16 02:00',
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'persistent': True,
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},
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'zfs-scrub': {
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'command': '/usr/lib/zfs-linux/scrub',
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'when': '*-2,4,6,8,10,12-1 02:00',
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'persistent': True,
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},
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},
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'telegraf': {
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'config': {
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'inputs': {
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'zfs': [{}],
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},
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},
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},
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'grafana_rows': {
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'zfs_arc',
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},
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'zfs': {
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'datasets': {},
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'pools': {},
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'kernel_params': {},
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'storage_classes': {
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'hdd': 'tank',
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},
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'auto_snapshots': {
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'hourly': 24,
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'daily': 7,
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'weekly': 4,
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'monthly': 24,
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},
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},
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}
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@metadata_reactor.provides(
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'zfs/datasets'
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)
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def dataset_defaults(metadata):
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return {
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'zfs': {
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'datasets': {
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name: {
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'compression': 'lz4',
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'relatime': 'on',
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} for name, config in metadata.get('zfs/datasets').items()
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},
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},
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}
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@metadata_reactor.provides(
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'backup/paths'
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)
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def backup(metadata):
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return {
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'backup': {
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'paths': {
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options['mountpoint']
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for options in metadata.get('zfs/datasets').values()
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if options.get('backup', True)
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},
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},
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}
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@metadata_reactor.provides(
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'apt/packages'
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)
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def headers(metadata):
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if node.in_group('raspberry-pi'):
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arch = 'arm64'
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else:
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arch = 'amd64'
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return {
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'apt': {
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'packages': {
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f'linux-headers-{arch}': {
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'needed_by': {
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'pkg_apt:zfs-dkms',
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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.provides(
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'zfs/kernel_params/zfs_arc_max',
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)
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def arc_size(metadata):
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arc_percent = metadata.get('zfs/zfs_arc_max_percent', None)
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if arc_percent:
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return {
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'zfs': {
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'kernel_params': {
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'zfs_arc_max': str(int(
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metadata.get('vm/ram') * 1024 * 1024 * (arc_percent/100)
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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.provides(
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'systemd-timers/zfs-auto-snapshot-hourly',
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'systemd-timers/zfs-auto-snapshot-daily',
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'systemd-timers/zfs-auto-snapshot-weekly',
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'systemd-timers/zfs-auto-snapshot-monthly',
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)
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def auto_snapshots(metadata):
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hourly = metadata.get('zfs/auto_snapshots/hourly')
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daily = metadata.get('zfs/auto_snapshots/daily')
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weekly = metadata.get('zfs/auto_snapshots/weekly')
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monthly = metadata.get('zfs/auto_snapshots/monthly')
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# cant be 0
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assert hourly > 0 and daily > 0 and weekly > 0 and monthly > 0
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return {
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'systemd-timers': {
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'zfs-auto-snapshot-hourly': {
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'command': f'/usr/sbin/zfs-auto-snapshot --quiet --syslog --label=hourly --keep={hourly} //',
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'when': 'hourly',
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},
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'zfs-auto-snapshot-daily': {
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'command': f'/usr/sbin/zfs-auto-snapshot --quiet --syslog --label=daily --keep={daily} //',
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'when': 'daily',
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},
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'zfs-auto-snapshot-weekly': {
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'command': f'/usr/sbin/zfs-auto-snapshot --quiet --syslog --label=weekly --keep={weekly} //',
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'when': 'weekly',
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'persistent': True,
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},
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'zfs-auto-snapshot-monthly': {
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'command': f'/usr/sbin/zfs-auto-snapshot --quiet --syslog --label=monthly --keep={monthly} //',
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'when': 'monthly',
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'persistent': True,
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},
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},
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}
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