glusterfs-endpoints.yml

kind: Endpoints
apiVersion: v1
metadata:
  name: glusterfs
subsets:
  - addresses:
    # Change the following to match your GlusterFS instance IPs
    - ip: 10.132.0.5
    - ip: 10.132.0.6
    ports:
    - port: 1

glusterfs-service.yml

kind: Service
apiVersion: v1
metadata:
  name: glusterfs
spec:
  ports:
    - protocol: TCP
      port: 1

lego-configmap.yml

kind: ConfigMap
apiVersion: v1
metadata:
  name: kube-lego
  namespace: kube-system
data:
  # modify this to specify your address
  lego.email: "your.email@example.com"
  # configre letsencrypt's production api, since default is staging
  lego.url: "https://acme-v01.api.letsencrypt.org/directory"

lego-deployment.yml

apiVersion: extensions/v1beta1
kind: Deployment
metadata:
  name: kube-lego
  namespace: kube-system
spec:
  replicas: 1
  template:
    metadata:
      labels:
        # Required for the auto-create kube-lego-nginx service to work.
        app: kube-lego
    spec:
      containers:
      - name: kube-lego
        image: jetstack/kube-lego:0.1.4
        imagePullPolicy: Always
        ports:
        - containerPort: 8080
        env:
        - name: LEGO_LOG_LEVEL
          value: debug
        - name: LEGO_EMAIL
          valueFrom:
            configMapKeyRef:
              name: kube-lego
              key: lego.email
        - name: LEGO_URL
          valueFrom:
            configMapKeyRef:
              name: kube-lego
              key: lego.url
        - name: LEGO_NAMESPACE
          valueFrom:
            fieldRef:
              fieldPath: metadata.namespace
        - name: LEGO_POD_IP
          valueFrom:
            fieldRef:
              fieldPath: status.podIP
        readinessProbe:
          httpGet:
            path: /healthz
            port: 8080
          initialDelaySeconds: 5
          timeoutSeconds: 1

wordpress-deployment.yml

apiVersion: extensions/v1beta1
kind: Deployment
metadata:
  name: wordpress
spec:
  replicas: 3
  selector:
    matchLabels:
      app: wordpress
  strategy:
    rollingUpdate:
      maxSurge: 1
      maxUnavailable: 1
    type: RollingUpdate
  template:
    metadata:
      labels:
        app: wordpress
    spec:
      containers:
      - env:
        - name: DB_HOST
          # Set to localhost because we're connecting through the proxy in the same pod
          value: 127.0.0.1:3306
        - name: DB_NAME
          value: wp_tutorial
        - name: DB_USER
          value: wp_user
        - name: WP_DEBUG
          value: "true"
          # No password needed, just define a blank variable
        - name: DB_PASSWORD
        image: codeable/kubepress:4.7.5
        imagePullPolicy: IfNotPresent
        livenessProbe:
          httpGet:
            path: /healthz
            port: 80
          initialDelaySeconds: 10
          periodSeconds: 3
        readinessProbe:
          httpGet:
            path: /healthz
            port: 80
          initialDelaySeconds: 10
          periodSeconds: 3          
        name: wordpress
        ports:
        - containerPort: 80
          name: wordpress
          protocol: TCP
        volumeMounts:
        - mountPath: /var/www/wordpress/wp-content
          name: glusterfs
        - mountPath: /etc/secrets
          name: secrets
          readOnly: true
      - command:
        - /cloud_sql_proxy
        - --dir=/cloudsql
        # connection name can be fetched by running 
        # gcloud beta sql instances list
        # gcloud beta sql instances describe [your instance name]
        # On the describe page, look for "connectionName"
        - -instances=[MYSQL_CONNECTION_NAME]=tcp:3306
        - -credential_file=/secrets/cloudsql/credentials.json
        image: gcr.io/cloudsql-docker/gce-proxy:1.09
        name: cloudsql-proxy
        volumeMounts:
        - mountPath: /secrets/cloudsql
          name: cloudsql-instance-credentials
          readOnly: true
        - mountPath: /etc/ssl/certs
          name: ssl-certs
        - mountPath: /cloudsql
          name: cloudsql
      restartPolicy: Always
      volumes:
      - name: glusterfs
        glusterfs:
          endpoints: glusterfs
          # path should match whatever you've named your volume with a prepending slash "/"
          path: /wp-content-site1
          readOnly: false
      - name: cloudsql-instance-credentials
        secret:
          defaultMode: 420
          secretName: cloudsql-instance-credentials
      - hostPath:
          path: /etc/ssl/certs
        name: ssl-certs
      - emptyDir: {}
        name: cloudsql
      - name: secrets
        secret:
          defaultMode: 420
          secretName: wordpress-secrets

wordpress-ingress-tls.yml

apiVersion: extensions/v1beta1
kind: Ingress
metadata:
  name: wordpress
  annotations:
    kubernetes.io/ingress.class: gce
    kubernetes.io/tls-acme: "true"
spec:
  tls:
  - hosts:
    # Change the host to whatever domain you want to use your WP on
    - kube.codeable.co
    secretName: kube-tls
  rules:
    # Change the host to whatever domain you want to use your WP on
  - host: kube.codeable.co
    http:
      paths:
      - backend:
          serviceName: wordpress
          servicePort: 80

wordpress-ingress.yml

apiVersion: extensions/v1beta1
kind: Ingress
metadata:
  name: wordpress
spec:
  rules:
    # Change the host to whatever domain you want to use your WP on
  - host: kube.codeable.co
    http:
      paths:
      - backend:
          serviceName: wordpress
          servicePort: 80

wordpress-secrets.yml

# To generate these, visit: https://api.wordpress.org/secret-key/1.1/salt/
# and convert each one of those by copying just the value (single quotes included), so that this line:
# define('AUTH_KEY',         '8Vz5tGgctpOrCj0ppx#_JBn7%/:e!(Z0_9e:z+/rH:e:.?!0L}7vuG1r(0CgE-*X');
# becomes (the following line is a shell command)
# echo '8Vz5tGgctpOrCj0ppx#_JBn7%/:e!(Z0_9e:z+/rH:e:.?!0L}7vuG1r(0CgE-*X' | base64
# This give us back: 
# OFZ6NXRHZ2N0cE9yQ2owcHB4I19KQm43JS86ZSEoWjBfOWU6eisvckg6ZTouPyEwTH03dnVHMXIoMENnRS0qWAo=
# which we then paste as the AUTH_KEY value below (don't forget the tailing equals sign!)
apiVersion:
kind: Secret
metadata:
  name: wordpress-secrets
type: Opaque
data:
  AUTH_KEY: 
  SECURE_AUTH_KEY:
  LOGGED_IN_KEY:
  NONCE_KEY:
  AUTH_SALT:
  SECURE_AUTH_SALT:
  LOGGED_IN_SALT:
  NONCE_SALT:

wordpress-service.yml

apiVersion: v1
kind: Service
metadata:
  labels:
    app: wordpress
  name: wordpress
spec:
  type: NodePort
  ports:
    - port: 80
      targetPort: 80
      protocol: TCP
  selector:
    app: wordpress