add monitoring stack

public-transport · Oct 4, 2024 · 8b99906 · 8b99906
1 parent b277ffc
commit 8b99906
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diff --git a/kubernetes/clusters/tilia/monitoring.yaml b/kubernetes/clusters/tilia/monitoring.yaml
@@ -0,0 +1,16 @@
+apiVersion: kustomize.toolkit.fluxcd.io/v1beta1
+kind: Kustomization
+metadata:
+  name: monitoring
+  namespace: flux-system
+spec:
+  interval: 5m0s
+  dependsOn:
+    - name: helm-repositories
+      namespace: flux-system
+  sourceRef:
+    kind: GitRepository
+    name: flux-system
+  path: ./kubernetes/infrastructure/monitoring
+  prune: true
+  validation: client
diff --git a/kubernetes/infrastructure/alerts/slack-alert.yaml b/kubernetes/infrastructure/alerts/slack-alert.yaml
@@ -38,6 +38,9 @@ spec:
     - kind: HelmRelease
       name: '*'
       namespace: 'postgres'
+    - kind: HelmRelease
+      name: '*'
+      namespace: 'monitoring'
     - kind: HelmRelease
       name: '*'
       namespace: 'reloader'
diff --git a/kubernetes/infrastructure/helm-repositories/kustomization.yaml b/kubernetes/infrastructure/helm-repositories/kustomization.yaml
@@ -5,3 +5,4 @@ resources:
   - charts.yaml
   - stakater.yaml
   - bitnami.yaml
+  - prometheus-community.yaml
diff --git a/kubernetes/infrastructure/helm-repositories/prometheus-community.yaml b/kubernetes/infrastructure/helm-repositories/prometheus-community.yaml
@@ -0,0 +1,7 @@
+apiVersion: source.toolkit.fluxcd.io/v1beta1
+kind: HelmRepository
+metadata:
+  name: prometheus-community
+spec:
+  interval: 30m
+  url: https://prometheus-community.github.io/helm-charts
diff --git a/kubernetes/infrastructure/monitoring/kustomization.yaml b/kubernetes/infrastructure/monitoring/kustomization.yaml
@@ -0,0 +1,5 @@
+apiVersion: kustomize.config.k8s.io/v1beta1
+kind: Kustomization
+namespace: monitoring
+resources:
+  - release.yaml
diff --git a/kubernetes/infrastructure/monitoring/release.yaml b/kubernetes/infrastructure/monitoring/release.yaml
@@ -0,0 +1,71 @@
+apiVersion: helm.toolkit.fluxcd.io/v2beta1
+kind: HelmRelease
+metadata:
+  name: monitoring
+  namespace: monitoring
+spec:
+  chart:
+    spec:
+      chart: kube-prometheus-stack
+      sourceRef:
+        kind: HelmRepository
+        name: prometheus-community
+        namespace: flux-system
+      version: '^65.0.0'
+  values:
+    prometheusSpec:
+      storageSpec:
+        volumeClaimTemplate:
+          spec:
+            storageClassName: hcloud-volumes
+            accessModes: ["ReadWriteOnce"]
+            resources:
+              requests:
+                storage: 20Gi
+          selector:
+            matchLabels:
+              app: prometheus
+    grafana:
+      replicas: 1
+      persistence:
+        enabled: true
+        type: pvc
+        storageClassName: hcloud-volumes
+        accessModes:
+          - ReadWriteOnce
+        size: 10Gi
+        finalizers:
+          - kubernetes.io/pvc-protection
+      dashboardProviders:
+        dashboardproviders.yaml:
+          apiVersion: 1
+          providers:
+          - name: 'grafana-dashboards-kubernetes'
+            orgId: 1
+            folder: 'Kubernetes'
+            type: file
+            disableDeletion: true
+            editable: true
+            options:
+              path: /var/lib/grafana/dashboards/grafana-dashboards-kubernetes
+      dashboards:
+        grafana-dashboards-kubernetes:
+          k8s-system-api-server:
+            url: https://raw.githubusercontent.com/dotdc/grafana-dashboards-kubernetes/master/dashboards/k8s-system-api-server.json
+            token: ''
+          k8s-system-coredns:
+            url: https://raw.githubusercontent.com/dotdc/grafana-dashboards-kubernetes/master/dashboards/k8s-system-coredns.json
+            token: ''
+          k8s-views-global:
+            url: https://raw.githubusercontent.com/dotdc/grafana-dashboards-kubernetes/master/dashboards/k8s-views-global.json
+            token: ''
+          k8s-views-namespaces:
+            url: https://raw.githubusercontent.com/dotdc/grafana-dashboards-kubernetes/master/dashboards/k8s-views-namespaces.json
+            token: ''
+          k8s-views-nodes:
+            url: https://raw.githubusercontent.com/dotdc/grafana-dashboards-kubernetes/master/dashboards/k8s-views-nodes.json
+            token: ''
+          k8s-views-pods:
+            url: https://raw.githubusercontent.com/dotdc/grafana-dashboards-kubernetes/master/dashboards/k8s-views-pods.json
+            token: ''
+  interval: 5m
diff --git a/kubernetes/infrastructure/namespaces/kustomization.yaml b/kubernetes/infrastructure/namespaces/kustomization.yaml
@@ -6,5 +6,6 @@ kind: Kustomization
 resources:
   - secrets.yaml
   - postgres.yaml
+  - monitoring.yaml
   - app-releases.yaml
   # when adding namespaces here, make sure to also add them in alerts/slack-alert.yaml
diff --git a/kubernetes/infrastructure/namespaces/monitoring.yaml b/kubernetes/infrastructure/namespaces/monitoring.yaml
@@ -0,0 +1,4 @@
+apiVersion: v1
+kind: Namespace
+metadata:
+  name: monitoring