128 lines
3.5 KiB
Python
128 lines
3.5 KiB
Python
from mako.template import Template
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postgres_password = repo.vault.password_for(f'{node.name} postgres role grafana')
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defaults = {
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'apt': {
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'packages': {
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'grafana': {},
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},
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'sources': [
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'deb https://packages.grafana.com/oss/deb stable main',
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],
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},
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'grafana': {
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'config': {
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'server': {
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'http_port': 8300,
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},
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'database': {
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'url': f'postgres://grafana:{postgres_password}@localhost:5432/grafana',
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},
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'remote_cache': {
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'type': 'redis',
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'connstr': 'addr=127.0.0.1:6379',
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},
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'security': {
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'admin_user': 'admin',
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'admin_password': str(repo.vault.password_for(f'{node.name} grafana admin')),
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},
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'users': {
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'allow_signup': False,
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},
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},
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'dashboards': {},
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'datasources': {},
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},
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'postgresql': {
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'databases': {
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'grafana': {
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'owner': 'grafana',
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},
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},
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'roles': {
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'grafana': {
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'password': postgres_password,
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},
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},
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},
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'zfs': {
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'datasets': {
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'tank/grafana': {
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'mountpoint': '/var/lib/grafana'
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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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'grafana/dashboards',
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)
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def dashboards(metadata):
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dashboards = {}
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for monitored_node in repo.nodes:
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if monitored_node.metadata.get('telegraf/influxdb_node', None) == metadata.get('grafana/influxdb_node'):
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for telegraf_input in monitored_node.metadata.get('telegraf/config/inputs'):
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with open(repo.path.join([f'data/grafana/panels/{telegraf_input}.py'])) as file:
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dashboards.setdefault(monitored_node.name, {})[telegraf_input] = \
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eval(Template(file.read()).render(metadata=monitored_node.metadata))
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return {
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'grafana': {
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'dashboards': dashboards,
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}
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}
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@metadata_reactor.provides(
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'grafana/datasources',
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)
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def influxdb2(metadata):
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influxdb_metadata = repo.get_node(metadata.get('grafana/influxdb_node')).metadata.get('influxdb')
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return {
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'grafana': {
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'datasources': {
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f"influxdb@{influxdb_metadata['hostname']}": {
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'type': 'influxdb',
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'url': f"http://{influxdb_metadata['hostname']}:{influxdb_metadata['port']}",
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'jsonData': {
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'version': 'Flux',
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'organization': influxdb_metadata['org'],
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'defaultBucket': influxdb_metadata['bucket'],
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},
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'secureJsonData': {
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'token': str(influxdb_metadata['readonly_token']),
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},
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'editable': False,
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'isDefault': True,
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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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'grafana/datasources',
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)
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def datasource_key_to_name(metadata):
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return {
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'grafana': {
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'datasources': {
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name: {'name': name} for name in metadata.get('grafana/datasources').keys()
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},
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},
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}
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@metadata_reactor.provides(
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'dns',
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)
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def dns(metadata):
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return {
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'dns': {
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metadata.get('grafana/hostname'): repo.libs.dns.get_a_records(metadata),
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}
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}
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