apiVersion: argoproj.io/v1alpha1
kind: Application
metadata:
  name: monitoring
  namespace: argocd
spec:
  project: default
  source:
    repoURL: https://prometheus-community.github.io/helm-charts
    chart: kube-prometheus-stack
    targetRevision: 77.*
    helm:
      skipCrds: true
      values: |
        alertmanager:
          config:
            global:
              resolve_timeout: 5m
              smtp_smarthost: 'mail.home.lan:25'
              smtp_from: 'alertmanager@home.lan'
              smtp_hello: 'kubernetes.home.lan'
              smtp_require_tls: false

            route:
              receiver: jay-email
              group_by:
                - namespace
                - alertname
                - severity
              group_wait: 30s
              group_interval: 5m
              repeat_interval: 4h
              routes:
                - receiver: "null"
                  matchers:
                    - alertname = "Watchdog"

            receivers:
              - name: "null"

              - name: jay-email
                email_configs:
                  - to: 'jay@home.lan'
                    send_resolved: true
                    headers:
                      From: 'Kubernetes Alertmanager <alertmanager@home.lan>'
                      To: 'Jay <jay@home.lan>'
                      Subject: '[Kubernetes] {{ .Status | toUpper }}: {{ .CommonLabels.alertname }}'

            inhibit_rules:
              - source_matchers:
                  - severity = critical
                target_matchers:
                  - severity =~ warning|info
                equal:
                  - namespace
                  - alertname

              - source_matchers:
                  - severity = warning
                target_matchers:
                  - severity = info
                equal:
                  - namespace
                  - alertname

              - source_matchers:
                  - alertname = InfoInhibitor
                target_matchers:
                  - severity = info
                equal:
                  - namespace

              - target_matchers:
                  - alertname = InfoInhibitor

            templates:
              - /etc/alertmanager/config/*.tmpl

        grafana:
          ingress:
            enabled: true
            ingressClassName: nginx
            hosts:
              - grafana.home.lan

        prometheus:
          prometheusSpec:
            externalUrl: http://prometheus.home.lan
            routePrefix: /
          ingress:
            enabled: true
            ingressClassName: nginx
            hosts:
              - prometheus.home.lan
            paths:
              - /
            pathType: Prefix
  destination:
    server: https://kubernetes.default.svc
    namespace: monitoring
  syncPolicy:
    automated:
      prune: true
      selfHeal: true
    syncOptions:
      - CreateNamespace=true