101 lines
2.2 KiB
YAML
101 lines
2.2 KiB
YAML
# ConfigMap for application configuration
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apiVersion: v1
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kind: ConfigMap
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metadata:
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name: app-config
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namespace: my-app
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labels:
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app: web-app
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data:
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# Environment variables
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DB_HOST: "postgres-service"
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DB_PORT: "5432"
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ENVIRONMENT: "production"
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LOG_LEVEL: "INFO"
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# File-like content
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application.properties: |
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server.port=8080
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logging.level=INFO
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cache.enabled=true
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session.timeout=3600
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---
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# Secret for sensitive data
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apiVersion: v1
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kind: Secret
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metadata:
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name: db-secret
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namespace: my-app
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labels:
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app: web-app
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type: Opaque
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data:
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# Base64 encoded values
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DB_USERNAME: YWRtaW4= # admin
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DB_PASSWORD: c2VjcmV0MTIz # secret123
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API_KEY: bXktYXBpLWtleQ== # my-api-key
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---
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# Deployment using ConfigMap and Secret
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apiVersion: apps/v1
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kind: Deployment
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metadata:
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name: web-app-with-config
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namespace: my-app
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spec:
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replicas: 2
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selector:
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matchLabels:
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app: web-app
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template:
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metadata:
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labels:
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app: web-app
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spec:
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containers:
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- name: web-app
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image: nginx:latest
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ports:
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- containerPort: 80
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env:
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# Environment variables from ConfigMap
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- name: DB_HOST
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valueFrom:
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configMapKeyRef:
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name: app-config
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key: DB_HOST
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- name: DB_PORT
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valueFrom:
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configMapKeyRef:
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name: app-config
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key: DB_PORT
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- name: ENVIRONMENT
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valueFrom:
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configMapKeyRef:
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name: app-config
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key: ENVIRONMENT
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# Environment variables from Secret
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- name: DB_USERNAME
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valueFrom:
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secretKeyRef:
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name: db-secret
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key: DB_USERNAME
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- name: DB_PASSWORD
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valueFrom:
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secretKeyRef:
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name: db-secret
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key: DB_PASSWORD
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volumeMounts:
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# Mount ConfigMap as files
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- name: config-volume
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mountPath: /app/config
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- name: secret-volume
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mountPath: /app/secrets
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readOnly: true
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volumes:
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- name: config-volume
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configMap:
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name: app-config
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- name: secret-volume
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secret:
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secretName: db-secret
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