Franziska Kunsmann
f0987ccb44
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70 lines
1.6 KiB
Python
70 lines
1.6 KiB
Python
from bundlewrap.metadata import atomic
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defaults = {
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'apt': {
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'packages': {
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'unbound': {},
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'unbound-anchor': {},
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},
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},
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'cron': {
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'unbound_refresh_root-hints': '{} {} * * {} root wget -q -O/etc/unbound/root-hints.txt https://www.internic.net/domain/named.root'.format(
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node.magic_number%60,
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node.magic_number%24,
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node.magic_number%7,
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),
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'unbound-auto-restart': '* * * * * root /usr/local/sbin/unbound-auto-restart',
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},
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'nameservers': {
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'127.0.0.1',
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},
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'unbound': {
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'max_ttl': 3600,
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'cache_size': '512M',
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},
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}
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if node.has_bundle('telegraf'):
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defaults['telegraf'] = {
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'input_plugins': {
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'builtin': {
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'unbound': [{
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'thread_as_tag': True,
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'use_sudo': True
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}],
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},
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},
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'sudo_commands': {
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'/usr/sbin/unbound-control',
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},
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}
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@metadata_reactor.provides(
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'unbound/threads',
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'unbound/cache_slabs',
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)
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def cpu_cores_to_config_values(metadata):
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num_cpus = metadata.get('vm/cpu', 1)
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return {
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'unbound': {
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'threads': num_cpus*2,
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'cache_slabs': 2**(num_cpus-1).bit_length(),
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},
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}
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@metadata_reactor.provides(
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'firewall/port_rules',
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)
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def firewall(metadata):
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return {
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'firewall': {
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'port_rules': {
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'53': atomic(metadata.get('unbound/restrict-to', set())),
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'53/udp': atomic(metadata.get('unbound/restrict-to', set())),
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},
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},
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}
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