Kubernetes - Deploy wiki.js on cluster

Jas0n0ss發表於2024-10-16
JS

create hostmount path and grant access

root@ecs-lab ~/wikijs# ansible all -m shell -a "mkdir /mnt/data/wikijs -p && chmod 777 /mnt/data/wikijs -R"
192.168.0.21 | CHANGED | rc=0 >>

192.168.0.22 | CHANGED | rc=0 >>

192.168.0.23 | CHANGED | rc=0 >>

resources yaml

root@ecs-lab ~/wikijs# cat ns.yml
apiVersion: v1
kind: Namespace
metadata:
  creationTimestamp: null
  name: wikijs
spec: {}
status: {}
root@ecs-lab ~/wikijs# cat pv-pvc.yml
apiVersion: v1
kind: PersistentVolume
metadata:
  name: wikijs-pv
  namespace: wikijs
spec:
  capacity:
    storage: 2Gi
  accessModes:
    - ReadWriteOnce
  hostPath:
    path: /mnt/data/wikijs

---
apiVersion: v1
kind: PersistentVolumeClaim
metadata:
  name: wikijs-pvc
  namespace: wikijs
spec:
  accessModes:
    - ReadWriteOnce
  resources:
    requests:
      storage: 2Gi

---
apiVersion: v1
kind: PersistentVolume
metadata:
  name: postgres-pv
  namespace: wikijs
spec:
  capacity:
    storage: 2Gi
  accessModes:
    - ReadWriteOnce
  hostPath:
    path: /mnt/data/postgres

---
apiVersion: v1
kind: PersistentVolumeClaim
metadata:
  name: postgres-pvc
  namespace: wikijs
spec:
  accessModes:
    - ReadWriteOnce
  resources:
    requests:
      storage: 2Gi

root@ecs-lab ~/wikijs# cat db.yml
apiVersion: apps/v1
kind: Deployment
metadata:
  name: postgres
  namespace: wikijs
spec:
  replicas: 1
  selector:
    matchLabels:
      app: postgres
  template:
    metadata:
      labels:
        app: postgres
    spec:
      containers:
        - name: postgres
          image: postgres:13
          env:
            - name: POSTGRES_USER
              value: "wikijs"
            - name: POSTGRES_PASSWORD
              value: "yourpassword"
            - name: POSTGRES_DB
              value: "wikijs"
          ports:
            - containerPort: 5432
          volumeMounts:
            - mountPath: /var/lib/postgresql/data
              name: postgres-storage
      volumes:
        - name: postgres-storage
          persistentVolumeClaim:
            claimName: postgres-pvc

root@ecs-lab ~/wikijs# cat deploy.yml
apiVersion: apps/v1
kind: Deployment
metadata:
  name: wikijs
  namespace: wikijs
spec:
  replicas: 1
  selector:
    matchLabels:
      app: wikijs
  template:
    metadata:
      labels:
        app: wikijs
    spec:
      containers:
        - name: wikijs
          image: requarks/wiki:latest
          env:
            - name: DB_TYPE
              value: "postgres"
            - name: DB_HOST
              value: "postgres.wikijs.svc.cluster.local"
            - name: DB_PORT
              value: "5432"
            - name: DB_USER
              value: "wikijs"
            - name: DB_PASS
              value: "yourpassword"
            - name: DB_NAME
              value: "wikijs"
          ports:
            - containerPort: 3000
          volumeMounts:
            - mountPath: /wiki/data
              name: wikijs-storage
      volumes:
        - name: wikijs-storage
          persistentVolumeClaim:
            claimName: wikijs-pvc

root@ecs-lab ~/wikijs# cat svc.yml
apiVersion: v1
kind: Service
metadata:
  name: postgres
  namespace: wikijs
spec:
  type: NodePort
  ports:
    - port: 5432
      nodePort: 30001
  selector:
    app: postgres

---
apiVersion: v1
kind: Service
metadata:
  name: wikijs
  namespace: wikijs
spec:
  type: NodePort
  ports:
    - port: 3000
      nodePort: 30002
  selector:
    app: wikijs

Deploy to cluster

root@ecs-lab ~/wikijs# ll
total 20
-rw-r--r-- 1 root root 791 Oct 15 20:30 db.yml
-rw-r--r-- 1 root root 953 Oct 15 20:31 deploy.yml
-rw-r--r-- 1 root root 102 Oct 15 22:33 ns.yml
-rw-r--r-- 1 root root 771 Oct 15 20:30 pv-pvc.yml
-rw-r--r-- 1 root root 355 Oct 15 20:31 svc.yml
root@ecs-lab ~/wikijs# kubectl create -f ./

root@ecs-lab ~/wikijs# kubectl get all -n wikijs
NAME                            READY   STATUS    RESTARTS   AGE
pod/postgres-64ff79757c-zd2tm   1/1     Running   0          31m
pod/wikijs-7bb597c9b4-6j844     1/1     Running   0          31m

NAME               TYPE       CLUSTER-IP      EXTERNAL-IP   PORT(S)          AGE
service/postgres   NodePort   10.68.100.127   <none>        5432:30001/TCP   129m
service/wikijs     NodePort   10.68.255.23    <none>        3000:30002/TCP   129m

NAME                       READY   UP-TO-DATE   AVAILABLE   AGE
deployment.apps/postgres   1/1     1            1           129m
deployment.apps/wikijs     1/1     1            1           129m

NAME                                  DESIRED   CURRENT   READY   AGE
replicaset.apps/postgres-64ff79757c   1         1         1       129m
replicaset.apps/wikijs-7bb597c9b4     1         1         1       129m
root@ecs-lab ~/wikijs# tcping node1.k8s.io 30001
node1.k8s.io port 30001 open.
root@ecs-lab ~/wikijs# tcping node1.k8s.io 30002
node1.k8s.io port 30002 open.

Proxy to WAF


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