Kubernetes Ingress Network Configuration instructions

Docker Mirror Address

Default back-end service Image: registry.cn-qingdao.aliyuncs.com/kube8s/defaultbackend:1.0
Nginx-ingress-controller Service Image: registry.cn-qingdao.aliyuncs.com/kube8s/nginx-ingress-controller:0.8.3
Test Service Image: Registry.cn-qingdao.aliyuncs.com/icommon/hello-world:latest

Deploy Ingress-controlle default backend service

1. Configuration files and  grafana smtp configuration kubernetes

$ cat Default-http-backend.yamlapiversion:v1kind:replicationcontrollermetadata:name:default-http-backend        Namespace:kube-systemspec:replicas:1 selector:k8s-app:default-http-backend Template:metadata:labels: K8s-app:default-http-backend spec:terminationgraceperiodseconds:60 Containers:-Name:default -http-backend image:registry.cn-qingdao.aliyuncs.com/kube8s/defaultbackend:1.0 Livenessprobe:htt Pget:path:/healthz port:8080 scheme:http initialdelayseconds:30 ti            Meoutseconds:5 ports:-containerport:8080 resources:limits:cpu:10m Memory:20mi requests:cpu:10m memory:20mi---ApiVersion:v1kind:Servicemetadata:nam E:default-http-backend labels:k8s-app:default-http-backend namespace:kube-systemspec:ports:-port:80 Targ etport:8080 Selector:k8s-app: Default-http-backend

2. Start the service kubernetes pod configuration file

kubectl create -f default-http-backend.yaml

3. Verification

curl http://$pod_ip:8080/healthz

Return OK, indicating successful deployment
POD_IP, you can use kubectl describe to get

Deploying Nginx-ingress-controller Services

1. Configuration files

$ cat Ingress-controller.yamlapiversion:v1kind:replicationcontrollermetadata:name:nginx-ingress-controller Namespace:kube-system labels:k8s-app:nginx-ingress-lbspec:replicas:1 selector:k8s-app:nginx-ingress-lb te MPLATE:METADATA:LABELS:K8S-APP:NGINX-INGRESS-LB name:nginx-ingress-lb Spec: #跟apiserver The serviceaccount used by the communication is not default and requires a Token,serviceaccount file see below Serviceaccount:admin-user Serviceaccountname:adm In-user hostnetwork:true #解决端口无法映射问题 terminationgraceperiodseconds:60 containers:-Image:regis          try.cn-qingdao.aliyuncs.com/kube8s/nginx-ingress-controller:0.8.3 name:nginx-ingress-lb ReadinessProbe: Httpget:path:/healthz port:80 scheme:http Livenessprobe:httpge T:path:/healthz port:80 scheme:http initialdelayseconds:10 Timeout Seconds:1 ENV:- Name:pod_name Valuefrom:fieldref:fieldpath:metadata.name-name:pod_ NAMESPACE Valuefrom:fieldref:fieldpath:metadata.namespace-name:kuber          Netes_master value:https://192.168.6.110:6443 #kubeapiserver Address ports:-containerport:80        hostport:80-containerport:443 hostport:443 args:-/nginx-ingress-controller ---default-backend-service=$ (Pod_namespace)/default-http-backend

ServiceAccount file

$ cat admin-user.yamlapiVersion: v1kind: ServiceAccountmetadata:  name: admin-user  namespace: kube-system---apiVersion: rbac.authorization.k8s.io/v1kind: ClusterRoleBindingmetadata:  name: admin-userroleRef:  apiGroup: rbac.authorization.k8s.io  kind: ClusterRole  name: cluster-adminsubjects:- kind: ServiceAccount  name: admin-user  namespace: kube-system

2. Start the service 

kubectl create -f admin-user.yamlkubectl create -f ingress-controller.yaml

3. Verification

curl http://$node_ip:8080/healthz

Return OK, indicating successful deployment

Deploying the Hello-world test service

1. Configuration files and configure docker registry in kubernetes

$cat hello-world.yamlapiVersion: extensions/v1beta1kind: Deploymentmetadata:  name: hello-world spec:  replicas: 3  template:    metadata:      labels:        k8s-app: hello-world     spec:      containers:      - name: hello-world         image: registry.cn-qingdao.aliyuncs.com/icommon/hello-world:latest ---apiVersion: v1kind: Servicemetadata:  name: hello-world spec:  type: NodePort  ports:  - port: 8080    targetPort: 8080        nodePort: 31180  selector:    k8s-app: hello-world

2. Start the service,kubernetes application configuration

kubectl create -f hello-world.yaml

3. Verification Services,pod configuration kubernetes

curl http://$node_ip:31180/hello-world/index.jsp

Returns the following to indicate a successful deployment

<body>
</body>

Deploying Ingress Services

1. Configuration files

$ cat ingress.yamlapiVersion: extensions/v1beta1kind: Ingressmetadata:  name: hello-ingressspec:  rules:     - http:        paths:        - path: /hello-world/index.jsp          backend:            serviceName: hello-world            servicePort: 8080

2. Start the service

kubectl create -f ingress.yaml

3. Verification

curl http://$node_ip/hello-world/index.jsp

Returns the following to indicate a successful deployment configuration management kubernetes

<body>
</body>

Kubernetes Ingress Network Configuration instructions