[英]What is the quickest way to expose a LoadBalancer service over HTTPS?
[英]Kubernetes | Expose HTTPS service
我是 Kubernetes 平台的新手,試圖啟用部署在 Kubernetes 平台中的 tomcat Web 應用程序的 HTTPS 安全連接。 我對與部署、服務和入口控制器有關的 manifest.yml 感到困惑。
---
apiVersion: apps/v1
kind: Deployment
metadata:
name: tomcat-webapp
spec:
selector:
matchLabels:
app: tomcat-webapp
replicas: 1
template:
metadata:
labels:
app: tomcat-webapp
spec:
containers:
- name: tomcat-webapp
image: registry.central/*****
imagePullPolicy: Always
securityContext:
runAsUser: 13113
runAsGroup: 602
ports:
- containerPort: 8080
env:
- name: JAVA_OPTS
value: "-Xms128M -Xmx256M -XX:MetaspaceSize=128m -XX:MaxMetaspaceSize=256m"
- name: CATALINA_OPTS
value: "-Djavax.net.ssl.trustStore=/opt/apache-tomcat-8.5.32/webapps/ROOT/tomcat.jks -Djavax.net.ssl.trustStorePassword=****"
---
apiVersion: v1
kind: Service
metadata:
name: tomcat-webapp
labels:
app: tomcat-webapp
spec:
ports:
- port: 80
targetPort: 8080
#nodePort: 30010
protocol: TCP
name: http
selector:
app: tomcat-webapp
---
---
apiVersion: extensions/v1beta1
kind: Ingress
metadata:
name: tomcat-webapp
spec:
rules:
- host: "tomcat-webapp.apps.net"
http:
paths:
- path: /
backend:
serviceName: tomcat-webapp
servicePort: 80
tls:
- hosts:
# dont forget to update this url too
- "tomcat-webapp.apps.net"
那么我是否必須在部署中也指定端口 8443(Https 端口)(在端口下:- containerPort:8080)服務(如端口:-端口:80 targetPort:8080 協議:TCP 名稱:http)和入口(在后端:serviceName 下) : tomcat-webapp servicePort: 80) ?
把事情簡單化:
apiVersion: v1
kind: Service
metadata:
name: tomcat-webapp
labels:
app: tomcat-webapp
spec:
ports:
- port: 8080
selector:
app: tomcat-webapp
---
apiVersion: extensions/v1beta1
kind: Ingress
metadata:
name: tomcat-webapp
spec:
rules:
- host: "tomcat-webapp.apps.net"
http:
paths:
- path: /
backend:
serviceName: tomcat-webapp
servicePort: 8080
tls:
- hosts:
- "tomcat-webapp.apps.net"`
據我從您的部署配置中了解到,您的 Java 應用程序在端口 8080 上運行並需要 https 流量。 這不適用於上述 Ingress 配置 - 您的 Java 應用程序應該偵聽端口 8080 並期待 http 流量。
如果你真的想讓你的 Java 應用程序監聽 HTTPS,你可以通過以下方式配置 Ingress:
apiVersion: extensions/v1beta1
kind: Ingress
metadata:
name: tomcat-webapp
annotations:
kubernetes.io/ingress.class: "nginx"
nginx.ingress.kubernetes.io/backend-protocol: "HTTPS"
... # the rest is the same
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