# ingress-alertmanager.yaml
apiVersion: networking.k8s.io/v1
kind: Ingress
metadata:
  name: alertmanager-ingress
  namespace: monitoring
  annotations:
    cert-manager.io/cluster-issuer: "letsencrypt-prod"
    nginx.ingress.kubernetes.io/rewrite-target: /$2 
spec:
  ingressClassName: nginx
  tls:
  - hosts:
      - alertmanager.prod.panic.haus
    secretName: alertmanager-tls
  rules:
  - host: alertmanager.prod.panic.haus
    http:
      paths:
      - path: /
        pathType: Prefix
        backend:
          service:
            name: alertmanager-main  # service name for Alertmanager created by operator
            port:
              name: web              # Alertmanager service port 9093 named "web"