infrastructure/coreos-config/plays/services/prometheus/alertmanager.yml

global:
  resolve_timeout: 5m

route:
  group_by: ['alertname']
  group_wait: 5s
  group_interval: 5m
  repeat_interval: 1h
  receiver: 'matrix-monitoring'
  routes:
    - receiver: 'hcio'
      repeat_interval: 1h
      matchers:
        - alertname="PrometheusAlertmanagerE2eDeadManSwitch"
    - receiver: 'email'
      group_interval: 1m
      matchers:
        - job="matrix_synapse_1"
    - receiver: 'matrix-monitoring'
      group_wait: 30s
      group_interval: 1h
      matchers:
        - alertname="PrometheusAllTargetsMissing"
    - receiver: 'matrix-monitoring'
      group_wait: 30s
      group_interval: 1h
      matchers:
        - alertname="PrometheusTargetMissing"


receivers:
  - name: 'email'
    email_configs:
      - to: '{{ prometheus.alertmanager.smtp.target }}'
        from: '"Alertmanager" <{{ prometheus.alertmanager.smtp.username }}>'
        smarthost: 'mxe8cf.netcup.net:587'
        auth_username: '{{ prometheus.alertmanager.smtp.username }}'
        auth_identity: '{{ prometheus.alertmanager.smtp.username }}'
        auth_password: '{{ prometheus.alertmanager.smtp.password }}'
  - name: 'hcio'
    email_configs:
      - to: '{{ prometheus.alertmanager.hcio.mail }}'
        from: '"Alertmanager" <{{ prometheus.alertmanager.smtp.username }}>'
        smarthost: 'mxe8cf.netcup.net:587'
        auth_username: '{{ prometheus.alertmanager.smtp.username }}'
        auth_identity: '{{ prometheus.alertmanager.smtp.username }}'
        auth_password: '{{ prometheus.alertmanager.smtp.password }}'
  - name: 'matrix-monitoring'
    webhook_configs:
      - url: 'http://alertmanager-matrix:3000/alerts?secret={{ prometheus.alertmanager.matrix.alertmanager_token }}'