Applying a Single AWS ALB to Multiple Namespaces in AWS EKS

UpdatedJanuary 5, 2024

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Applying a Single AWS ALB to Multiple Namespaces in AWS EKS

Md. Minhazul Haque

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apiVersion: networking.k8s.io/v1 kind: Ingress metadata: annotations: alb.ingress.kubernetes.io/backend-protocol: HTTP alb.ingress.kubernetes.io/certificate-arn: arn:aws:acm:us-west-1:987654321:certificate/37c33c94-e3be-41cc-9ec8-fd16b2873bd4 alb.ingress.kubernetes.io/listen-ports: '[{"HTTP": 80}, {"HTTPS":443}]' alb.ingress.kubernetes.io/load-balancer-name: myapp alb.ingress.kubernetes.io/group.name: myapp alb.ingress.kubernetes.io/scheme: internet-facing alb.ingress.kubernetes.io/ssl-redirect: "443" alb.ingress.kubernetes.io/success-codes: "200" alb.ingress.kubernetes.io/target-type: instance kubernetes.io/ingress.class: alb name: myapp-dev namespace: myapp-dev spec: rules: - host: myapp-dev.example.com http: paths: - backend: service: name: app port: number: 80 path: / pathType: Prefix --- apiVersion: networking.k8s.io/v1 kind: Ingress metadata: annotations: alb.ingress.kubernetes.io/backend-protocol: HTTP alb.ingress.kubernetes.io/certificate-arn: arn:aws:acm:us-west-1:987654321:certificate/37c33c94-e3be-41cc-9ec8-fd16b2873bd4 alb.ingress.kubernetes.io/listen-ports: '[{"HTTP": 80}, {"HTTPS":443}]' alb.ingress.kubernetes.io/load-balancer-name: myapp alb.ingress.kubernetes.io/group.name: myapp alb.ingress.kubernetes.io/scheme: internet-facing alb.ingress.kubernetes.io/ssl-redirect: "443" alb.ingress.kubernetes.io/success-codes: "200" alb.ingress.kubernetes.io/target-type: instance kubernetes.io/ingress.class: alb name: myapp-stage namespace: myapp-prstageod spec: rules: - host: myapp-stage.example.com http: paths: - backend: service: name: app port: number: 80 path: / pathType: Prefix --- apiVersion: networking.k8s.io/v1 kind: Ingress metadata: annotations: alb.ingress.kubernetes.io/backend-protocol: HTTP alb.ingress.kubernetes.io/certificate-arn: arn:aws:acm:us-west-1:987654321:certificate/37c33c94-e3be-41cc-9ec8-fd16b2873bd4 alb.ingress.kubernetes.io/listen-ports: '[{"HTTP": 80}, {"HTTPS":443}]' alb.ingress.kubernetes.io/load-balancer-name: myapp alb.ingress.kubernetes.io/group.name: myapp alb.ingress.kubernetes.io/scheme: internet-facing alb.ingress.kubernetes.io/ssl-redirect: "443" alb.ingress.kubernetes.io/success-codes: "200" alb.ingress.kubernetes.io/target-type: instance kubernetes.io/ingress.class: alb name: myapp-prod namespace: myapp-prod spec: rules: - host: myapp.example.com http: paths: - backend: service: name: app port: number: 80 path: / pathType: Prefix

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