usuari@CASCA:~/Nextcloud/EC/Documents/fct/k9/serveis/etherpad/etherpad-lite/lib$ tree
.
├── etherpad-lite-k8s
│   ├── configmap.yaml
│   ├── deployment.yaml
│   ├── kustomization.yaml
│   └── service.yaml
├── etherpad-lite-k8s-kubedb-mysql
│   ├── configmap.yaml
│   ├── deployment.yaml
│   ├── kustomization.yaml
│   └── name-prefix-transformer-config.yaml
├── kubedb-mysql-etherpad-lite
│   ├── etherpad-mysql.yaml
│   ├── kustomization.yaml
│   ├── README.md
│   └── transformer-config-kubedb.yaml
├── kubedb-mysql-etherpad-lite-with-init-script
│   ├── etherpad-mysql-init-configmap.yaml
│   ├── etherpad-mysql-with-init-script.yaml
│   └── kustomization.yaml
└── test-etherpad-lite-mysql-with-namePrefix
    └── kustomization.yaml

6 directories, 16 files
usuari@CASCA:~/Nextcloud/EC/Documents/fct/k9/serveis/etherpad/etherpad-lite/lib$ cat etherpad-lite-k8s/configmap.yaml 
apiVersion: v1
kind: ConfigMap
metadata:
  name: etherpad
data:
  settings.json: |
    {
      "skinName":"colibris",
      "title":"Etherpad on Kubernetes"
    }
usuari@CASCA:~/Nextcloud/EC/Documents/fct/k9/serveis/etherpad/etherpad-lite/lib$ cat etherpad-lite-k8s/deployment.yaml 
apiVersion: apps/v1
kind: Deployment
metadata:
  name: etherpad
spec:
  replicas: 1
  selector:
    matchLabels:
      app: etherpad
  template:
    metadata:
      labels:
        app: etherpad
    spec:
      containers:
      - name: etherpad
        image: etherpad/etherpad:1.7.5
        ports:
        - containerPort: 9001
          name: web
        volumeMounts:
        - name: "config"
          mountPath: "/opt/etherpad/settings.json"
          subPath: "settings.json"
      volumes:
      - name: config
        configMap:
          name: etherpad
usuari@CASCA:~/Nextcloud/EC/Documents/fct/k9/serveis/etherpad/etherpad-lite/lib$ cat etherpad-lite-k8s/kustomization.yaml 
apiVersion: kustomize.config.k8s.io/v1beta1
kind: Kustomization
resources:
- configmap.yaml
- deployment.yaml
- service.yaml
usuari@CASCA:~/Nextcloud/EC/Documents/fct/k9/serveis/etherpad/etherpad-lite/lib$ cat etherpad-lite-k8s/service.yaml 
apiVersion: v1
kind: Service
metadata:
  name: etherpad
spec:
  selector:
    app: etherpad
  ports:
  - name: web
    port: 80
    targetPort: web
usuari@CASCA:~/Nextcloud/EC/Documents/fct/k9/serveis/etherpad/etherpad-lite/lib$ cat etherpad-lite-k8s-kubedb-mysql/configmap.yaml 
apiVersion: v1
kind: ConfigMap
metadata:
  name: etherpad
data:
  settings.json: |
    {
      "skinName":"colibris",
      "title":"Etherpad on Kubernetes w/ MySQL",
      "dbType": "${ETHERPAD_DB_TYPE:mysql}",
      "dbSettings": {
        "database": "${ETHERPAD_DB_DATABASE}",
        "host": "${ETHERPAD_DB_HOST}",
        "password": "${ETHERPAD_DB_PASSWORD}",
        "user": "${ETHERPAD_DB_USER}"
      }
    }
usuari@CASCA:~/Nextcloud/EC/Documents/fct/k9/serveis/etherpad/etherpad-lite/lib$ cat etherpad-lite-k8s-kubedb-mysql/deployment.yaml 
apiVersion: apps/v1
kind: Deployment
metadata:
  name: etherpad
spec:
  template:
    spec:
      containers:
      - name: etherpad
        env:
        - name: ETHERPAD_DB_TYPE
          value: mysql
        - name: ETHERPAD_DB_HOST
          value: $(MYSQL_SERVICE)
        - name: ETHERPAD_DB_DATABASE
          value: etherpad_lite_db
        - name: ETHERPAD_DB_USER
          valueFrom:
            secretKeyRef:
              name: etherpad-mysql-auth
              key: username
        - name: ETHERPAD_DB_PASSWORD
          valueFrom:
            secretKeyRef:
              name: etherpad-mysql-auth
              key: password
        volumeMounts:
        - name: "config"
          mountPath: "/opt/etherpad-lite/settings.json"
          subPath: "settings.json"
usuari@CASCA:~/Nextcloud/EC/Documents/fct/k9/serveis/etherpad/etherpad-lite/lib$ cat etherpad-lite-k8s-kubedb-mysql/kustomization.yaml 
apiVersion: kustomize.config.k8s.io/v1beta1
kind: Kustomization
bases:
- ../kubedb-mysql-etherpad-lite-with-init-script
- ../etherpad-lite-k8s
patchesStrategicMerge:
- configmap.yaml
- deployment.yaml
images:
- name: etherpad/etherpad
  # This is required until etherpad-lite 1.8 comes out to be able to use env vars in settings.json
  newTag: latest
configurations:
- name-prefix-transformer-config.yaml
usuari@CASCA:~/Nextcloud/EC/Documents/fct/k9/serveis/etherpad/etherpad-lite/lib$ cat etherpad-lite-k8s-kubedb-mysql/name-prefix-transformer-config.yaml 
namePrefix:
- apiVersion: apps/v1
  kind: Deployment
  path: spec/template/spec/containers/env/valueFrom/secretKeyRef/name
usuari@CASCA:~/Nextcloud/EC/Documents/fct/k9/serveis/etherpad/etherpad-lite/lib$ cat kubedb-mysql-etherpad-lite/etherpad-mysql.yaml 
apiVersion: kubedb.com/v1alpha1
kind: MySQL
metadata:
  name: etherpad-mysql
spec:
  version: "5.7.25"
  storageType: Durable
  terminationPolicy: WipeOut
  storage:
    storageClassName: "default"
    accessModes:
    - ReadWriteOnce
    resources:
      requests:
        storage: 1Gi

usuari@CASCA:~/Nextcloud/EC/Documents/fct/k9/serveis/etherpad/etherpad-lite/lib$ cat kubedb-mysql-etherpad-lite/kustomization.yaml 
apiVersion: kustomize.config.k8s.io/v1beta1
kind: Kustomization
resources:
- etherpad-mysql.yaml
vars:
- name: MYSQL_SERVICE
  objref:
    apiVersion: kubedb.com/v1alpha1
    kind: MySQL
    name: etherpad-mysql
  fieldref:
    fieldpath: metadata.name
configurations:
- transformer-config-kubedb.yaml
usuari@CASCA:~/Nextcloud/EC/Documents/fct/k9/serveis/etherpad/etherpad-lite/lib$ cat kubedb-mysql-etherpad-lite/README.md 
# kubedb-mysql-etherpad-lite

This is *just* the kubedb MySQL resource for etherpad-lite. Compose it with something like ../etherpad-lite-k8s to get a full setup.
usuari@CASCA:~/Nextcloud/EC/Documents/fct/k9/serveis/etherpad/etherpad-lite/lib$ cat kubedb-mysql-etherpad-lite/kustomization.yaml 
apiVersion: kustomize.config.k8s.io/v1beta1
kind: Kustomization
resources:
- etherpad-mysql.yaml
vars:
- name: MYSQL_SERVICE
  objref:
    apiVersion: kubedb.com/v1alpha1
    kind: MySQL
    name: etherpad-mysql
  fieldref:
    fieldpath: metadata.name
configurations:
- transformer-config-kubedb.yaml
usuari@CASCA:~/Nextcloud/EC/Documents/fct/k9/serveis/etherpad/etherpad-lite/lib$ cat kubedb-mysql-etherpad-lite/transformer-config-kubedb.yaml 
namePrefix:
- apiVersion: kubedb.com/v1alpha1
  kind: MySQL
  path: spec/init/scriptSource/configMap/name

nameReference:
- version: v1
  kind: ConfigMap
  fieldSpecs:
  - version: kubedb.com/v1alpha1
    kind: MySQL
    path: spec/init/scriptSource
usuari@CASCA:~/Nextcloud/EC/Documents/fct/k9/serveis/etherpad/etherpad-lite/lib$ cat kubedb-mysql-etherpad-lite-with-init-script/etherpad-mysql-init-configmap.yaml 
apiVersion: v1
kind: ConfigMap
metadata:
  name: etherpad-mysql-init
data:
  init.sql: |
    create database `etherpad_lite_db`;
    use `etherpad_lite_db`;

    CREATE TABLE `store` (
      `key` varchar(100) COLLATE utf8mb4_bin NOT NULL DEFAULT '',
      `value` longtext COLLATE utf8mb4_bin NOT NULL,
      PRIMARY KEY (`key`)
    ) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_bin;
usuari@CASCA:~/Nextcloud/EC/Documents/fct/k9/serveis/etherpad/etherpad-lite/lib$ cat kubedb-mysql-etherpad-lite-with-init-script/etherpad-mysql-with-init-script.yaml 
apiVersion: kubedb.com/v1alpha1
kind: MySQL
metadata:
  name: etherpad-mysql
spec:
  init:
    scriptSource:
      configMap:
        name: etherpad-mysql-init
usuari@CASCA:~/Nextcloud/EC/Documents/fct/k9/serveis/etherpad/etherpad-lite/lib$ cat kubedb-mysql-etherpad-lite-with-init-script/kustomization.yaml 
apiVersion: kustomize.config.k8s.io/v1beta1
kind: Kustomization
bases:
- ../kubedb-mysql-etherpad-lite
resources:
- etherpad-mysql-init-configmap.yaml
patchesStrategicMerge:
- etherpad-mysql-with-init-script.yaml
usuari@CASCA:~/Nextcloud/EC/Documents/fct/k9/serveis/etherpad/etherpad-lite/lib$ cat test-etherpad-lite-mysql-with-namePrefix/kustomization.yaml 
bases:
- ../etherpad-lite-k8s-kubedb-mysql
namePrefix: test-namePrefix-
usuari@CASCA:~/Nextcloud/EC/Documents/fct/k9/serveis/etherpad/etherpad-lite/lib$