# =============================================================================
# Alertmanager — PaaSup 커스텀 오버라이드 (알림 라우팅·중복제거·Discord 발송)
# 차트: prometheus-community/alertmanager
# 수신: vmalert가 notifier로 알림 전송 (alertmanager:9093)
#
# Discord Webhook URL 주입 (값 파일에 평문 기입 금지):
#   kubectl create secret generic alertmanager-discord -n monitoring \
#     --from-literal=webhook-url="https://discord.com/api/webhooks/..."
#   → extraSecretMounts로 마운트 후 discord_configs.webhook_url_file 로 참조
# =============================================================================

extraSecretMounts:
  - name: alertmanager-discord
    mountPath: /etc/alertmanager/secrets
    subPath: ""
    secretName: alertmanager-discord
    readOnly: true

config:
  global:
    resolve_timeout: 5m

  route:
    group_by: [alertname, severity]
    group_wait: 30s
    group_interval: 5m
    repeat_interval: 4h
    receiver: discord

  receivers:
    - name: discord
      discord_configs:
        - webhook_url_file: /etc/alertmanager/secrets/webhook-url
          title: '[{{ .Status | toUpper }}] {{ .GroupLabels.alertname }}'
          message: |
            {{ range .Alerts -}}
            **{{ .Labels.severity | toUpper }}** {{ .Annotations.summary }}
            {{- if .Annotations.description }}
            {{ .Annotations.description }}
            {{- end }}
            {{ end }}

  inhibit_rules:
    - source_match:
        severity: critical
      target_match:
        severity: warning
      equal: [alertname, node]

persistence:
  enabled: false