adding monitoring

monitoring/prometheus.yaml

@@ -0,0 +1,130 @@
+apiVersion: apps/v1
+kind: Deployment
+metadata:
+  name: prometheus
+  namespace: monitoring
+  labels:
+    app: prometheus
+spec:
+  replicas: 1
+  selector:
+    matchLabels:
+      app: prometheus
+  template:
+    metadata:
+      labels:
+        app: prometheus
+    spec:
+      serviceAccountName: prometheus
+      containers:
+        - name: prometheus
+          image: prom/prometheus:latest
+          args:
+            - "--config.file=/etc/prometheus/prometheus.yml"
+            - "--storage.tsdb.path=/prometheus"
+            - "--storage.tsdb.retention.time=3d"
+            - "--web.enable-lifecycle"
+          ports:
+            - containerPort: 9090
+              name: web
+          volumeMounts:
+            - name: prometheus-config-volume
+              mountPath: /etc/prometheus
+            - name: prometheus-storage
+              mountPath: /prometheus
+          resources:
+            requests:
+              memory: "500Mi"
+              cpu: "200m"
+            limits:
+              memory: "1Gi"
+              cpu: "500m"
+      volumes:
+        - name: prometheus-config-volume
+          persistentVolumeClaim:
+            claimName: prometheus-pvc
+        - name: prometheus-storage
+          emptyDir:
+            medium: Memory
+            sizeLimit: 256Mi
+---
+apiVersion: v1
+kind: PersistentVolumeClaim
+metadata:
+  name: prometheus-pvc
+  namespace: monitoring
+  annotations:
+    nfs.io/storage-path: "prometheus-config"
+spec:
+  storageClassName: "nfs-client"
+  accessModes:
+    - ReadWriteOnce
+  resources:
+    requests:
+      storage: 1Gi
+---
+# Service URL - http://prometheus.monitoring.svc.cluster.local:9090
+apiVersion: v1
+kind: Service
+metadata:
+  name: prometheus
+  namespace: monitoring
+  labels:
+    app: prometheus
+spec:
+  ports:
+    - name: web
+      port: 9090
+      targetPort: web
+  selector:
+    app: prometheus
+  type: ClusterIP
+---
+apiVersion: v1
+kind: ServiceAccount
+metadata:
+  name: prometheus
+  namespace: monitoring
+  labels:
+    app: prometheus
+---
+apiVersion: rbac.authorization.k8s.io/v1
+kind: ClusterRole
+metadata:
+  name: prometheus
+  namespace: monitoring
+  labels:
+    app: prometheus
+rules:
+- apiGroups: [""]
+  resources:
+  - nodes
+  - nodes/proxy
+  - services
+  - endpoints
+  - pods
+  verbs: ["get", "list", "watch"]
+- apiGroups: ["extensions"]
+  resources:
+  - ingresses
+  verbs: ["get", "list", "watch"]
+- apiGroups: ["networking.k8s.io"]
+  resources:
+  - ingresses
+  verbs: ["get", "list", "watch"]
+---
+apiVersion: rbac.authorization.k8s.io/v1
+kind: ClusterRoleBinding
+metadata:
+  name: prometheus
+  namespace: monitoring
+  labels:
+    app: prometheus
+roleRef:
+  apiGroup: rbac.authorization.k8s.io
+  kind: ClusterRole
+  name: prometheus
+subjects:
+- kind: ServiceAccount
+  name: prometheus
+  namespace: monitoring