groups:
- name: garage
  rules:
  - alert: GarageNodeDown
    expr: up{job="garage"} == 0
    for: 2m
    labels:
      severity: critical
    annotations:
      summary: Garage node {{ $labels.instance }} is down
  - alert: GarageNoQuorum
    expr: (count(up{job="garage"} == 1) < 2)
    for: 2m
    labels:
      severity: critical
    annotations:
      summary: Garage cluster lost quorum (<2 nodes up)
  - alert: GarageResyncErrors
    expr: block_resync_errored_blocks > 0
    for: 10m
    labels:
      severity: warning
    annotations:
      summary: Garage resync errors on {{ $labels.instance }}
  - alert: GarageNodeUnstable
    expr: cluster_layout_node_connected == 0
    for: 5m
    labels:
      severity: warning
    annotations:
      summary: Garage RPC health of some node is down
- name: tproxy
  rules:
  - alert: TProxyDown
    expr: up{job="tproxy"} == 0
    for: 2m
    labels:
      severity: critical
    annotations:
      summary: tproxy-server (vps03) is down or unreachable
  - alert: TProxyBackendErrors
    expr: increase(tproxy_backend_dial_failures_total[5m]) > 0
    for: 10m
    labels:
      severity: warning
    annotations:
      summary: tproxy-server backend dial failures (MTProxy unreachable)
- name: vinograd
  rules:
  - alert: VinogradRostelecomDown
    expr: probe_success{job="vinograd_wan"} == 0
    for: 2m
    labels:
      severity: critical
    annotations:
      summary: Vinograd WAN (Ростелеком) {{ $labels.instance }} is down or unreachable