first commit

mysql/deployment.yaml

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+apiVersion: apps/v1
+kind: Deployment
+metadata:
+  name: mysql
+  namespace: app-notifications
+spec:
+  replicas: 1
+  selector:
+    matchLabels:
+      app: mysql
+  template:
+    metadata:
+      labels:
+        app: mysql
+    spec:
+      volumes:
+        - name: mysql-data
+          persistentVolumeClaim:
+            claimName: mysql-pvc
+      containers:
+        - name: mysql
+          image: mysql:8.0.4
+          env:
+            - name: MYSQL_ROOT_PASSWORD
+              valueFrom:
+                secretKeyRef:
+                  name: mysql-secret
+                  key: root-password
+          ports:
+            - containerPort: 3306
+          volumeMounts:
+            - name: mysql-data
+              mountPath: /var/lib/mysql

mysql/kustomization.yaml

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+apiVersion: kustomize.config.k8s.io/v1beta1
+kind: Kustomization
+
+configMapGenerator:
+  - name: mysql-initdb
+    files:
+      - initdb/app_database.sql

mysql/pvc.yaml

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+apiVersion: v1
+kind: PersistentVolumeClaim
+metadata:
+  name: mysql-pvc
+  namespace: app-notifications
+spec:
+  accessModes:
+    - ReadWriteOnce
+  resources:
+    requests:
+      storage: 10Gi
+

mysql/service.yaml

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+apiVersion: v1
+kind: Service
+metadata:
+  name: mysql
+  namespace: app-notifications
+spec:
+  selector:
+    app: mysql
+  ports:
+    - protocol: TCP
+      port: 3306
+      targetPort: 3306
+  type: ClusterIP