Traefik 是一款开源的反向代理与负载均衡工具,它监听后端的变化并自动更新服务配置。Traefik 最大的优点是能够与常见的微服务系统直接整合,可以实现自动化动态配置。目前支持 Docker、Swarm,、Mesos/Marathon、Mesos、Kubernetes、Consul、Etcd、Zookeeper、BoltDB 和 Rest API 等后端模型
[]traefik on k8s文档](https://docs.traefik.io/configuration/backends/kubernetes/)
- rbac 配置
https://raw.githubusercontent.com/containous/traefik/master/examples/k8s/traefik-rbac.yaml
echo '
---
kind: ClusterRole
apiVersion: rbac.authorization.k8s.io/v1beta1
metadata:
name: traefik-ingress-controller
rules:
- apiGroups:
- ""
resources:
- services
- endpoints
- secrets
verbs:
- get
- list
- watch
- apiGroups:
- extensions
resources:
- ingresses
verbs:
- get
- list
- watch
---
kind: ClusterRoleBinding
apiVersion: rbac.authorization.k8s.io/v1beta1
metadata:
name: traefik-ingress-controller
roleRef:
apiGroup: rbac.authorization.k8s.io
kind: ClusterRole
name: traefik-ingress-controller
subjects:
- kind: ServiceAccount
name: traefik-ingress-controller
namespace: kube-system' | kubectl apply -f -
kubectl apply -f https://raw.githubusercontent.com/containous/traefik/master/examples/k8s/traefik-deployment.yaml
kubectl apply -f https://raw.githubusercontent.com/containous/traefik/master/examples/k8s/traefik-ds.yaml
kubectl apply -f https://raw.githubusercontent.com/containous/traefik/master/examples/k8s/ui.yaml
apiVersion: v1
kind: Service
metadata:
name: traefik-web-ui
namespace: kube-system
spec:
selector:
k8s-app: traefik-ingress-lb
ports:
- port: 80
targetPort: 8080
---
apiVersion: extensions/v1beta1
kind: Ingress
metadata:
name: traefik-web-ui
namespace: kube-system
annotations:
kubernetes.io/ingress.class: traefik
spec:
rules:
- host: traefik-ui.minikube
http:
paths:
- backend:
serviceName: traefik-web-ui
servicePort: 80
htpasswd -c ./auth myusername
kubectl create secret generic mysecret --from-file auth --namespace=monitoring
apiVersion: extensions/v1beta1
kind: Ingress
metadata:
name: prometheus-dashboard
namespace: monitoring
annotations:
kubernetes.io/ingress.class: traefik
ingress.kubernetes.io/auth-type: "basic"
ingress.kubernetes.io/auth-secret: "mysecret"
spec:
rules:
- host: dashboard.prometheus.example.com
http:
paths:
- backend:
serviceName: prometheus
servicePort: 9090
apiVersion: extensions/v1beta1
kind: Ingress
metadata:
name: wildcard-cheeses
annotations:
traefik.frontend.priority: "1"
spec:
rules:
- host: *.minikube
http:
paths:
- path: /
backend:
serviceName: stilton
servicePort: http
kind: Ingress
metadata:
name: specific-cheeses
annotations:
traefik.frontend.priority: "2"
spec:
rules:
- host: specific.minikube
http:
paths:
- path: /
backend:
serviceName: stilton
servicePort: http
disablePassHostHeaders = true #全局 添加注释 traefik.frontend.passHostHeader: "false"