mysql: First working kustomize

mysql/kustomize/base/kustomization.yaml

@@ -3,3 +3,5 @@
 resources:
 - mysql_statefulset.yaml
 - mysql_service.yaml
+- phpmyadmin_deployment.yaml
+- phpmyadmin_service.yaml

mysql/kustomize/base/mysql_service.yaml

@@ -4,6 +4,8 @@ metadata:
   name: db-service
 spec:
   type: ClusterIP
+  selector:
+    service: db
   ports:
   - protocol: TCP
     port: 3306

mysql/kustomize/base/mysql_statefulset.yaml

@@ -1,16 +1,23 @@
 apiVersion: apps/v1
 kind: StatefulSet
 metadata:
-  name: db-deployment
+  name: db-statefulset
+  labels:
+    service: db
 spec:
   serviceName: db-service
   replicas: 1
   selector:
+    matchLabels:
+      service: db
   template:
+    metadata:
+      labels:
+        service: db
     spec:
       containers:
       - name: mysql
-        image: mysql:9
+        image: mysql
         resources:
           requests:
             memory: "512Mi"

mysql/kustomize/base/phpmyadmin_deployment.yaml

@@ -0,0 +1,38 @@
+apiVersion: apps/v1
+kind: Deployment
+metadata:
+  name: phpmyadmin-deployment
+  labels:
+    service: phpmyadmin
+spec:
+  replicas: 1
+  selector:
+    matchLabels:
+      service: phpmyadmin
+  template:
+    metadata:
+      labels:
+        service: phpmyadmin
+    spec:
+      containers:
+      - name: phpmyadmin
+        image: phpmyadmin
+        resources:
+          limits:
+            memory: "256Mi"
+            cpu: "1000m"
+        ports:
+        - containerPort: 80
+        env:
+        - name: PMA_HOST
+          valueFrom:
+            configMapKeyRef:
+              name: mysql-configmap
+              key: mysql-server
+        - name: PMA_USER
+          value: root
+        - name: PMA_PASSWORD
+          valueFrom:
+            secretKeyRef:
+              name: mysql-secret
+              key: mysql-root-password

mysql/kustomize/base/phpmyadmin_service.yaml

@@ -0,0 +1,12 @@
+apiVersion: v1
+kind: Service
+metadata:
+  name: phpmyadmin-service
+spec:
+  type: ClusterIP
+  selector:
+    service: phpmyadmin
+  ports:
+  - protocol: TCP
+    port: 80
+    targetPort: 80

mysql/kustomize/overlays/default/kustomization.yaml

@@ -0,0 +1,34 @@
+resources:
+- ../../base
+- phpmyadmin_ingress.yaml
+
+namespace: default
+
+labels:
+- includeSelectors: true
+  pairs:
+    app: mysql
+
+commonAnnotations:
+  owner: florian
+
+namePrefix: mysql-
+
+images:
+- name: mysql
+  newName: mysql
+  newTag: "9"
+- name: phpmyadmin
+  newName: phpmyadmin
+  newTag: "5.2"
+
+patches:
+- path: replica.yaml
+
+configMapGenerator:
+- name: mysql-configmap
+  env: mysql-configmap.properties
+
+secretGenerator:
+- name: mysql-secret
+  env: mysql-secret.properties

mysql/kustomize/overlays/default/mysql-configmap.properties

@@ -0,0 +1 @@
+mysql-server=mysql-db-service

mysql/kustomize/overlays/default/mysql-secret.properties

@@ -0,0 +1,3 @@
+# Encoded base64 string required by kubernetes
+# echo -n '<wanted_value>' | base64
+mysql-root-password="cm9vdA=="

mysql/kustomize/overlays/default/phpmyadmin_ingress.yaml

@@ -0,0 +1,18 @@
+apiVersion: networking.k8s.io/v1
+kind: Ingress
+metadata:
+  name: phpmyadmin-ingress
+  annotations:
+    nginx.ingress.kubernetes.io/rewrite-target: /
+spec:
+  ingressClassName: nginx
+  rules:
+  - http:
+      paths:
+      - path: /
+        pathType: Prefix
+        backend:
+          service:
+            name: phpmyadmin-service
+            port:
+              number: 80

mysql/kustomize/overlays/default/replica.yaml

@@ -0,0 +1,6 @@
+apiVersion: apps/v1
+kind: Deployment
+metadata:
+  name: phpmyadmin-deployment
+spec:
+  replicas: 2