110 lines
2.5 KiB
YAML
110 lines
2.5 KiB
YAML
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apiVersion: networking.k8s.io/v1
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kind: NetworkPolicy
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metadata:
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name: trading-platform-netpol
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namespace: customer1
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spec:
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podSelector:
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matchExpressions:
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- key: app
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operator: In
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values:
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- trading-data-service
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- trading-execute-service
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- trading-news-service
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- trading-dashboard
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policyTypes:
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- Ingress
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- Egress
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ingress:
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# Allow from Gateway / ingress controller
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- from:
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- namespaceSelector:
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matchLabels:
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kubernetes.io/metadata.name: customer1
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ports:
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- port: 8000
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protocol: TCP
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- port: 8001
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protocol: TCP
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- port: 8002
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protocol: TCP
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- port: 8003
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protocol: TCP
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# Allow inter-service communication
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- from:
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- podSelector:
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matchExpressions:
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- key: app
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operator: In
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values:
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- trading-data-service
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- trading-execute-service
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- trading-news-service
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- trading-dashboard
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ports:
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- port: 8000
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protocol: TCP
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- port: 8001
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protocol: TCP
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- port: 8002
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protocol: TCP
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- port: 8003
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protocol: TCP
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egress:
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# Allow DNS
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- to:
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- namespaceSelector: {}
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podSelector:
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matchLabels:
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k8s-app: kube-dns
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ports:
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- port: 53
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protocol: UDP
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- port: 53
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protocol: TCP
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# Allow DB access
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- to:
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- podSelector:
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matchLabels:
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cnpg.io/cluster: hermes-pgdb
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ports:
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- port: 5432
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protocol: TCP
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# Allow Redis access
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- to:
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- podSelector:
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matchLabels:
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app: trading-redis
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ports:
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- port: 6379
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protocol: TCP
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# Allow Kafka access
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- to:
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- podSelector:
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matchLabels:
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app: trading-kafka
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ports:
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- port: 9092
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protocol: TCP
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# Allow inter-service egress
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- to:
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- podSelector:
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matchExpressions:
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- key: app
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operator: In
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values:
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- trading-data-service
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- trading-execute-service
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- trading-news-service
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- trading-dashboard
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ports:
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- port: 8000
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protocol: TCP
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- port: 8001
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protocol: TCP
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- port: 8002
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protocol: TCP
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- port: 8003
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protocol: TCP
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