apiVersion: apps/v1
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kind: Deployment # Create a deployment
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metadata:
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name: postgres # Set the name of the deployment
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namespace: postgres
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spec:
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replicas: 1 # Set 3 deployment replicas
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selector:
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matchLabels:
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app: postgres
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template:
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metadata:
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labels:
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app: postgres
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spec:
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containers:
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- name: postgres
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image: postgres:12.10 # Docker image
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imagePullPolicy: "IfNotPresent"
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ports:
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- containerPort: 5432 # Exposing the container port 5432 for PostgreSQL client connections.
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envFrom:
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- configMapRef:
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name: postgres-config # Using the ConfigMap postgres-secret
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volumeMounts:
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- mountPath: /var/lib/postgresql/data
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name: postgresdata
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volumes:
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- name: postgresdata
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persistentVolumeClaim:
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claimName: pg-pv-claim
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