Ingress

.gitignore

@@ -0,0 +1 @@
+.idea/

README.md

@@ -2,22 +2,5 @@
 
 Complete prometheus monitoring stack setup on Kubernetes.
 
-Idea of this repo to understand all the components involved in prometheus setup.
-
-You can find the full tutorial from here--> [Kubernetes Monitoting setup Using Prometheus](https://devopscube.com/setup-prometheus-monitoring-on-kubernetes/)
-
-## 🚀 CKA, CKAD, CKS or KCNA Voucher Codes/Updates
-
-If you are preparing for CKA, CKAD, CKS or KCNA exam, **get $60 discount** today using code **DCUBEOFFER** at https://kube.promo/latest. It is a limited time offer. 
-
-## ✍️ Other Manifest repos
-
-Kube State metrics manifests: https://github.com/devopscube/kube-state-metrics-configs
-
-Alert manager Manifests: https://github.com/bibinwilson/kubernetes-alert-manager
-
-Grafana manifests: https://github.com/bibinwilson/kubernetes-grafana
-
-Node Exporter manifests: https://github.com/bibinwilson/kubernetes-node-exporter
 
 

alert-manager/AlertManagerConfigmap.yaml

@@ -0,0 +1,35 @@
+kind: ConfigMap
+apiVersion: v1
+metadata:
+  name: alertmanager-config
+  namespace: monitoring
+data:
+  config.yml: |-
+    global:
+    templates:
+    - '/etc/alertmanager/*.tmpl'
+    route:
+      receiver: alert-emailer
+      group_by: ['alertname', 'priority']
+      group_wait: 10s
+      repeat_interval: 30m
+      routes:
+        - receiver: slack_demo
+        # Send severity=slack alerts to slack.
+          match:
+            severity: slack
+          group_wait: 10s
+          repeat_interval: 1m
+
+    receivers:
+    - name: alert-emailer
+      email_configs:
+      - to: [email protected]
+        send_resolved: false
+        from: [email protected]
+        smarthost: smtp.eample.com:25
+        require_tls: false
+    - name: slack_demo
+      slack_configs:
+      - api_url: https://hooks.slack.com/services/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sz4Qk
+        channel: '#devopscube-demo'

alert-manager/Deployment.yaml

@@ -0,0 +1,49 @@
+apiVersion: apps/v1
+kind: Deployment
+metadata:
+  name: alertmanager
+  namespace: monitoring
+spec:
+  replicas: 1
+  selector:
+    matchLabels:
+      app: alertmanager
+  template:
+    metadata:
+      name: alertmanager
+      labels:
+        app: alertmanager
+    spec:
+      containers:
+      - name: alertmanager
+        image: prom/alertmanager:latest
+        imagePullPolicy: IfNotPresent
+        args:
+          - "--config.file=/etc/alertmanager/config.yml"
+          - "--storage.path=/alertmanager"
+        ports:
+        - name: alertmanager
+          containerPort: 9093
+        resources:
+            requests:
+              cpu: 500m
+              memory: 500M
+            limits:
+              cpu: 1
+              memory: 1Gi
+        volumeMounts:
+        - name: config-volume
+          mountPath: /etc/alertmanager
+        - name: templates-volume
+          mountPath: /etc/alertmanager-templates
+        - name: alertmanager
+          mountPath: /alertmanager
+      volumes:
+      - name: config-volume
+        configMap:
+          name: alertmanager-config
+      - name: templates-volume
+        configMap:
+          name: alertmanager-templates
+      - name: alertmanager
+        emptyDir: {}

alert-manager/Service.yaml

@@ -0,0 +1,16 @@
+apiVersion: v1
+kind: Service
+metadata:
+  name: alertmanager
+  namespace: monitoring
+  annotations:
+      prometheus.io/scrape: 'true'
+      prometheus.io/port:   '9093'
+spec:
+  selector: 
+    app: alertmanager
+  type: NodePort  
+  ports:
+    - port: 9093
+      targetPort: 9093
+      nodePort: 31000

config-map.yaml

@@ -104,7 +104,7 @@ data:
 
       - job_name: 'kube-state-metrics'
         static_configs:
-          - targets: ['kube-state-metrics.kube-system.svc.cluster.local:8080']
+          - targets: ['prometheus-service:8080']
 
       - job_name: 'kubernetes-cadvisor'
 
@@ -157,3 +157,8 @@ data:
         - source_labels: [__meta_kubernetes_service_name]
           action: replace
           target_label: kubernetes_name
+
+
+      - job_name: 'My Ubuntu server metrics'
+        static_configs:
+          - targets: ['ubuntu.tehd.ir:9100']

grafana/deployment.yaml

@@ -0,0 +1,43 @@
+apiVersion: apps/v1
+kind: Deployment
+metadata:
+  name: grafana
+  namespace: monitoring
+spec:
+  replicas: 1
+  selector:
+    matchLabels:
+      app: grafana
+  template:
+    metadata:
+      name: grafana
+      labels:
+        app: grafana
+    spec:
+      containers:
+      - name: grafana
+        image: grafana/grafana:9.0.4
+        imagePullPolicy: IfNotPresent
+        ports:
+        - name: grafana
+          containerPort: 3000
+        resources:
+          limits:
+            memory: "1Gi"
+            cpu: "1000m"
+          requests: 
+            memory: 500M
+            cpu: "500m"
+        volumeMounts:
+          - mountPath: /var/lib/grafana
+            name: grafana-storage
+          - mountPath: /etc/grafana/provisioning/datasources
+            name: grafana-datasources
+            readOnly: false
+      volumes:
+        - name: grafana-storage
+          emptyDir: {}
+        - name: grafana-datasources
+          configMap:
+              defaultMode: 420
+              name: grafana-datasources

grafana/grafana-datasource-config.yaml

@@ -0,0 +1,21 @@
+apiVersion: v1
+kind: ConfigMap
+metadata:
+  name: grafana-datasources
+  namespace: monitoring
+data:
+  prometheus.yaml: |-
+    {
+        "apiVersion": 1,
+        "datasources": [
+            {
+               "access":"proxy",
+                "editable": true,
+                "name": "prometheus",
+                "orgId": 1,
+                "type": "prometheus",
+                "url": "http://prometheus-service.monitoring.svc:8080",
+                "version": 1
+            }
+        ]
+    }

grafana/service.yaml

@@ -0,0 +1,16 @@
+apiVersion: v1
+kind: Service
+metadata:
+  name: grafana
+  namespace: monitoring
+  annotations:
+      prometheus.io/scrape: 'true'
+      prometheus.io/port:   '3000'
+spec:
+  selector: 
+    app: grafana
+  type: NodePort  
+  ports:
+    - port: 3000
+      targetPort: 3000
+      nodePort: 32000

kube-state-metrics/cluster-role-binding.yaml

@@ -0,0 +1,16 @@
+apiVersion: rbac.authorization.k8s.io/v1
+kind: ClusterRoleBinding
+metadata:
+  labels:
+    app.kubernetes.io/component: exporter
+    app.kubernetes.io/name: kube-state-metrics
+    app.kubernetes.io/version: 2.3.0
+  name: kube-state-metrics
+roleRef:
+  apiGroup: rbac.authorization.k8s.io
+  kind: ClusterRole
+  name: kube-state-metrics
+subjects:
+- kind: ServiceAccount
+  name: kube-state-metrics
+  namespace: kube-system

kube-state-metrics/cluster-role.yaml

@@ -0,0 +1,109 @@
+apiVersion: rbac.authorization.k8s.io/v1
+kind: ClusterRole
+metadata:
+  labels:
+    app.kubernetes.io/component: exporter
+    app.kubernetes.io/name: kube-state-metrics
+    app.kubernetes.io/version: 2.3.0
+  name: kube-state-metrics
+rules:
+- apiGroups:
+  - ""
+  resources:
+  - configmaps
+  - secrets
+  - nodes
+  - pods
+  - services
+  - resourcequotas
+  - replicationcontrollers
+  - limitranges
+  - persistentvolumeclaims
+  - persistentvolumes
+  - namespaces
+  - endpoints
+  verbs:
+  - list
+  - watch
+- apiGroups:
+  - apps
+  resources:
+  - statefulsets
+  - daemonsets
+  - deployments
+  - replicasets
+  verbs:
+  - list
+  - watch
+- apiGroups:
+  - batch
+  resources:
+  - cronjobs
+  - jobs
+  verbs:
+  - list
+  - watch
+- apiGroups:
+  - autoscaling
+  resources:
+  - horizontalpodautoscalers
+  verbs:
+  - list
+  - watch
+- apiGroups:
+  - authentication.k8s.io
+  resources:
+  - tokenreviews
+  verbs:
+  - create
+- apiGroups:
+  - authorization.k8s.io
+  resources:
+  - subjectaccessreviews
+  verbs:
+  - create
+- apiGroups:
+  - policy
+  resources:
+  - poddisruptionbudgets
+  verbs:
+  - list
+  - watch
+- apiGroups:
+  - certificates.k8s.io
+  resources:
+  - certificatesigningrequests
+  verbs:
+  - list
+  - watch
+- apiGroups:
+  - storage.k8s.io
+  resources:
+  - storageclasses
+  - volumeattachments
+  verbs:
+  - list
+  - watch
+- apiGroups:
+  - admissionregistration.k8s.io
+  resources:
+  - mutatingwebhookconfigurations
+  - validatingwebhookconfigurations
+  verbs:
+  - list
+  - watch
+- apiGroups:
+  - networking.k8s.io
+  resources:
+  - networkpolicies
+  - ingresses
+  verbs:
+  - list
+  - watch
+- apiGroups:
+  - coordination.k8s.io
+  resources:
+  - leases
+  verbs:
+  - list
+  - watch