feat(argocd): add metrics and grafana dashboard

Signed-off-by: Vegard Hagen <[email protected]>

k8s/infra/controllers/application-set.yaml

@@ -32,3 +32,5 @@ spec:
         automated:
           selfHeal: true
           prune: true
+        syncOptions:
+          - ServerSideApply=true

k8s/infra/controllers/argocd/kustomization.yaml

@@ -1,10 +1,29 @@
 apiVersion: kustomize.config.k8s.io/v1beta1
 kind: Kustomization
 
+# Manually render ServiceMonitors since Argo CD chart checks if they exist
+# Argo CD thinks the cluster doesn't have this capability
+# Could possibly alter the plugin
+# > helm template argo/argo-cd --api-versions monitoring.coreos.com/v1 -f values.yaml
+
 resources:
   - ns.yaml
   - tls-route.yaml
   - oidc.yaml
+  - service-monitors/argocd-application-controller.yaml
+  - service-monitors/argocd-applicationset-controller.yaml
+  - service-monitors/argocd-redis.yaml
+  - service-monitors/argocd-repo-server.yaml
+  - service-monitors/argocd-server.yaml
+
+configMapGenerator:
+  - name: argocd-dashboard
+    namespace: argocd
+    # From https://github.com/argoproj/argo-cd/blob/master/examples/dashboard.json
+    files: [ argocd-dashboard.json ]
+    options:
+      annotations: { grafana_folder: "Argo CD" }
+      labels: { grafana_dashboard: "1" }
 
 helmCharts:
   - name: argo-cd

k8s/infra/controllers/argocd/service-monitors/argocd-application-controller.yaml

@@ -0,0 +1,19 @@
+apiVersion: monitoring.coreos.com/v1
+kind: ServiceMonitor
+metadata:
+  name: argocd-application-controller
+  namespace: argocd
+spec:
+  endpoints:
+    - port: http-metrics
+      interval: 30s
+      path: /metrics
+      honorLabels: false
+  namespaceSelector:
+    matchNames:
+      - argocd
+  selector:
+    matchLabels:
+      app.kubernetes.io/name: argocd-metrics
+      app.kubernetes.io/instance: argocd
+      app.kubernetes.io/component: application-controller

k8s/infra/controllers/argocd/service-monitors/argocd-applicationset-controller.yaml

@@ -0,0 +1,19 @@
+apiVersion: monitoring.coreos.com/v1
+kind: ServiceMonitor
+metadata:
+  name: argocd-applicationset-controller
+  namespace: argocd
+spec:
+  endpoints:
+    - port: http-metrics
+      interval: 30s
+      path: /metrics
+      honorLabels: false
+  namespaceSelector:
+    matchNames:
+      - argocd
+  selector:
+    matchLabels:
+      app.kubernetes.io/name: argocd-metrics
+      app.kubernetes.io/instance: argocd
+      app.kubernetes.io/component: applicationset-controller

k8s/infra/controllers/argocd/service-monitors/argocd-redis.yaml

@@ -0,0 +1,19 @@
+apiVersion: monitoring.coreos.com/v1
+kind: ServiceMonitor
+metadata:
+  name: argocd-redis
+  namespace: argocd
+spec:
+  endpoints:
+    - port: http-metrics
+      interval: 30s
+      path: /metrics
+      honorLabels: false
+  namespaceSelector:
+    matchNames:
+      - argocd
+  selector:
+    matchLabels:
+      app.kubernetes.io/name: argocd-redis
+      app.kubernetes.io/instance: argocd
+      app.kubernetes.io/component: redis

k8s/infra/controllers/argocd/service-monitors/argocd-repo-server.yaml

@@ -0,0 +1,19 @@
+apiVersion: monitoring.coreos.com/v1
+kind: ServiceMonitor
+metadata:
+  name: argocd-repo-server
+  namespace: argocd
+spec:
+  endpoints:
+    - port: http-metrics
+      interval: 30s
+      path: /metrics
+      honorLabels: false
+  namespaceSelector:
+    matchNames:
+      - argocd
+  selector:
+    matchLabels:
+      app.kubernetes.io/name: argocd-repo-server-metrics
+      app.kubernetes.io/instance: argocd
+      app.kubernetes.io/component: repo-server

k8s/infra/controllers/argocd/service-monitors/argocd-server.yaml

@@ -0,0 +1,19 @@
+apiVersion: monitoring.coreos.com/v1
+kind: ServiceMonitor
+metadata:
+  name: argocd-server
+  namespace: argocd
+spec:
+  endpoints:
+    - port: http-metrics
+      interval: 30s
+      path: /metrics
+      honorLabels: false
+  namespaceSelector:
+    matchNames:
+      - argocd
+  selector:
+    matchLabels:
+      app.kubernetes.io/name: argocd-server-metrics
+      app.kubernetes.io/instance: argocd
+      app.kubernetes.io/component: server

k8s/infra/controllers/argocd/values.yaml

@@ -45,6 +45,10 @@ crds:
   keep: false
 
 controller:
+  metrics:
+    enabled: true
+    serviceMonitor:
+      enabled: true
   resources:
     requests:
       cpu: 100m
@@ -54,6 +58,10 @@ controller:
 
 dex:
   enabled: false
+  metrics:
+    enabled: true
+    serviceMonitor:
+      enabled: true
   resources:
     requests:
       cpu: 10m
@@ -62,6 +70,10 @@ dex:
       memory: 128Mi
 
 redis:
+  metrics:
+    enabled: true
+    serviceMonitor:
+      enabled: true
   resources:
     requests:
       cpu: 100m
@@ -70,6 +82,10 @@ redis:
       memory: 1Gi
 
 server:
+  metrics:
+    enabled: true
+    serviceMonitor:
+      enabled: true
   resources:
     requests:
       cpu: 50m
@@ -90,6 +106,10 @@ server:
     servicePortHttpsAppProtocol: kubernetes.io/h2c
 
 repoServer:
+  metrics:
+    enabled: true
+    serviceMonitor:
+      enabled: true
   containerSecurityContext:
     readOnlyRootFilesystem: true
   volumes:
@@ -128,6 +148,10 @@ repoServer:
           name: cmp-tmp
 
 applicationSet:
+  metrics:
+    enabled: true
+    serviceMonitor:
+      enabled: true
   resources:
     requests:
       cpu: 50m
@@ -137,6 +161,10 @@ applicationSet:
 
 notifications:
   enabled: false
+  metrics:
+    enabled: true
+    serviceMonitor:
+      enabled: true
   resources:
     requests:
       cpu: 100m