K3s traefik ingress
K3s traefik ingress 사용 서비스 테스트 traefik ingress traefik : https://cdecl.github.io/devops/traefik-proxy/{:target="_blank"} traefik 을 활용한 ingress 구현체 : K3s 에서 번들로 제공 서비스 테스트 traefik/whoami 서비스 테스트 type: NodePort # whoami-deploy.yaml apiVersion: apps/v1 kind: Deployment metadata: name: whoami spec: selector: matchLabels: app: whoami replicas: 2 template: metadata: labels: app: whoami spec: containers: - name: whoami image: traefik/whoami imagePullPolicy: Always ports: - containerPort: 80 --- apiVersion: v1 kind: Service metadata: name: whoami spec: type: NodePort selector: app: whoami ports: - port: 80 targetPort: 80 nodePort: 30080 $ kubectl apply -f whoami-deploy.yaml $ kubectl get pod -A NAMESPACE NAME READY STATUS RESTARTS AGE kube-system local-path-provisioner-7b7dc8d6f5-jnmt5 1/1 Running 0 11m kube-system coredns-b96499967-brb9f 1/1 Running 0 11m kube-system helm-install-traefik-crd-hrfr5 0/1 Completed 0 11m kube-system metrics-server-668d979685-xj5jj 1/1 Running 0 11m kube-system helm-install-traefik-nr5jq 0/1 Completed 1 11m kube-system svclb-traefik-632fd507-mdwnl 2/2 Running 0 11m kube-system traefik-7cd4fcff68-47ms4 1/1 Running 0 11m default whoami-6bbfdbb69c-phxts 1/1 Running 0 102s default whoami-6bbfdbb69c-9rpxv 1/1 Running 0 102s $ kubectl get svc -A NAMESPACE NAME TYPE CLUSTER-IP EXTERNAL-IP PORT(S) AGE default kubernetes ClusterIP 10.43.0.1 <none> 443/TCP 26m kube-system kube-dns ClusterIP 10.43.0.10 <none> 53/UDP,53/TCP,9153/TCP 26m kube-system metrics-server ClusterIP 10.43.90.12 <none> 443/TCP 26m kube-system traefik LoadBalancer 10.43.147.171 192.168.136.5 80:32391/TCP,443:31718/TCP 25m default whoami NodePort 10.43.116.252 <none> 80:30080/TCP 16m $ curl localhost:30080 Hostname: whoami-6bbfdbb69c-9rpxv IP: 127.0.0.1 IP: ::1 IP: 10.42.0.10 IP: fe80::7c46:beff:fe57:f495 RemoteAddr: 10.42.0.1:43930 GET / HTTP/1.1 Host: localhost:30080 User-Agent: curl/7.81.0 Accept: */* Ingress 적용 # ingress-rule.yml apiVersion: networking.k8s.io/v1 kind: Ingress metadata: name: main-ingress spec: rules: # - host: domain - http: paths: - path: / pathType: ImplementationSpecific backend: service: name: whoami port: number: 80 Ingress 가 Proxy 역할로 X-Forwarded-For 등이 추가됨 ...