The ingress of Kubernetes

Www.cnblogs.com/hellojackyleon/p/8420911.html

Apiversion:extensions/v1beta1kind:deploymentmetadata:name:default-http-backend Labels:app:default-http-backend       Namespace:ingress-nginxspec:replicas:1 Template:metadata:labels:app:default-http-backend Spec: terminationgraceperiodseconds:60 containers:-Name:default-http-backend # any image is Permissab Le as long as: # 1. It serves a 404 page at/# 2.        It serves on A/healthz endpoint image:registry.cn-hangzhou.aliyuncs.com/google_containers/defaultbackend:1.4 LivenessProbe:httpGet:path:/healthz port:8080 scheme:http I Nitialdelayseconds:30 timeoutseconds:5 Ports:-containerport:8080 Resources:li mits:cpu:10m memory:20mi requests:cpu:10m memory:20mi---apivers Ion:v1kind:servicemetadata:name:default-http-backend Namespace:ingress-ngiNX Labels:app:default-http-backendspec:ports:-port:80 targetport:8080 Selector:app:default-http-back End

[Email protected] ingress]# Kubectl create-f Default-backend.yaml
Deployment "Default-http-backend" created
Service "Default-http-backend" created
[Email protected] ingress]#

[[email protected] ingress]# Kubectl get pods-n ingress-nginx-o wide
NAME ready STATUS Restarts IP NODE
Default-http-backend-5d8887b7f-l8r29 1/1 Running 0 28s 10.0.91.6 192.168.10.221

3. Deploy ingress Controller

[[email protected] ingress]# cat Nginx-ingress-controller.yaml apiversion:v1kind:  REPLICATIONCONTROLLERMETADATA:NAME:NGINX-INGRESS-LB labels:name:nginx-ingress-lb Namespace:ingress-nginxspec: Replicas:1 template:metadata:labels:name:nginx-ingress-lb Annotations:prometheus.io/port      : ' 10254 ' prometheus.io/scrape: ' True ' spec:terminationgraceperiodseconds:60 hostnetwork:true Containers:-image:registry.cn-hangzhou.aliyuncs.com/google_containers/nginx-ingress-controller:0.8.3 Name: NGINX-INGRESS-LB ReadinessProbe:httpGet:path:/healthz port:10254 Sche          Me:http LivenessProbe:httpGet:path:/healthz port:10254 scheme:http         Initialdelayseconds:10 timeoutseconds:1 Ports:-containerport:80 hostport:80       -containerport:443 hostport:443 ENV:-Name:pod_name ValueFrom:fieldRef:fieldPath:metadata.name          -Name:pod_namespace ValueFrom:fieldRef:fieldPath:metadata.namespace        -Name:kubernetes_master value:http://192.168.10.220:8080 args:-/nginx-ingress-controller ---default-backend-service=$ (Pod_namespace)/default-http-backend#---apiserver-host=http://192.168.10.220: 8080

[[email protected] ingress]# Kubectl get pod-n ingress-nginx-o wide
NAME ready STATUS Restarts IP NODE
Default-http-backend-5d8887b7f-l8r29 1/1 Running 0 21m 10.0.91.6 192.168.10.221
NGINX-INGRESS-LB-GJ4SG 1/1 Running 0 1m 192.168.10.221 192.168.10.221

4, this experiment through the Nginx container, here through the Ingress do entrance Access Svc

[email protected] ~]# cat Nginx-deployment.yaml apiversion:apps/v1beta2kind:deploymentmetadata:  Name: Nginx-deployment  namespace:ingress-nginxspec:  replicas:3  selector:    matchlabels:      App:nginx  Template:    metadata:      Labels:        app:nginx    Spec:      containers:      -Name:nginx        image : nginx:1.10        Ports:        -containerport:80

[Email protected] ~]# Kubectl create-f Nginx-deployment.yaml

[email protected] ~]# cat Nginx-service.yaml
Apiversion:v1
Kind:service
Metadata
Name:nginx-service
Namespace:ingress-nginx
Labels
App:nginx
Spec
Ports
-port:88
Targetport:80
Selector
App:nginx

[Email protected] ~]# Kubectl create-f Nginx-service.yaml

[email protected] ~]# cat Ingress-nginx.yaml
Apiversion:extensions/v1beta1
Kind:ingress
Metadata
Name:nginxservice
Namespace:ingress-nginx
Spec
Rules
-Host:test.io
http
Paths
-Path:/
Backend:
Servicename:nginx-service
Serviceport:80
-Path:/
# backend:
# Servicename:kubernetes-dashboard
# serviceport:80
[Email protected] ~]# Kubectl create-f Ingress-nginx.yaml

Native write host file to access, external write host file, point to node IP can

My app for Cat <<eof | Kubectl Create-f-

Apiversion:extensions/v1beta1

Kind:ingress

Metadata

Name:simple

Annotations

Nginx.ingress.kubernetes.io/rewrite-target:/

Spec

Rules

-Host:test.io

-http:

Paths

-Path:/

Backend:

Servicename:veewap

serviceport:8080

Eof

The ingress of Kubernetes