对于我的应用服务,我使用了Istio1.3.3网关和helloworld网关。
Istio网关
apiVersion: v1
kind: Service
metadata:
labels:
app: istio-ingressgateway
chart: gateways-1.0.0
heritage: Tiller
istio: ingressgateway
release: RELEASE-NAME
name: istio-ingressgateway
namespace: istio-system
spec:
externalTrafficPolicy: Cluster
ports:
- name: http2
nodePort: 31380
port: 80
protocol: TCP
targetPort: 80
- name: https
nodePort: 31390
port: 443
protocol: TCP
targetPort: 443
- name: tcp
nodePort: 31400
port: 31400
protocol: TCP
targetPort: 31400
- name: tcp-pilot-grpc-tls
nodePort: 32565
port: 15011
protocol: TCP
targetPort: 15011
- name: tcp-citadel-grpc-tls
nodePort: 32352
port: 8060
protocol: TCP
targetPort: 8060
- name: http2-helloworld
nodePort: 31750
port: 15033
protocol: TCP
targetPort: 15033
selector:
app: istio-ingressgateway
istio: ingressgateway
type: LoadBalancer
HelloWorld网关
apiVersion: networking.istio.io/v1alpha3
kind: Gateway
metadata:
name: helloworld-gateway
spec:
selector:
istio: ingressgateway # use istio default controller
servers:
- port:
number: 15033
name: http2-helloworld
protocol: HTTP
hosts:
- "*"
---
apiVersion: networking.istio.io/v1alpha3
kind: VirtualService
metadata:
name: helloworld
spec:
hosts:
- "*"
gateways:
- helloworld-gateway
http:
- match:
- port: 15033
route:
- destination:
host: helloworld
port:
number: 5000
HelloWorld.yaml
apiVersion: v1
kind: Service
metadata:
name: helloworld
labels:
app: helloworld
spec:
ports:
- port: 5000
name: http
selector:
app: helloworld
---
apiVersion: apps/v1
kind: Deployment
metadata:
name: helloworld-v1
labels:
version: v1
spec:
replicas: 2
selector:
matchLabels:
app: helloworld
version: v1
template:
metadata:
labels:
app: helloworld
version: v1
spec:
containers:
- name: helloworld
image: karthequian/helloworld:latest
resources:
requests:
cpu: "100m"
imagePullPolicy: IfNotPresent
ports:
- containerPort: 80
当我试图使用localhost:15033
从Istio网关访问应用程序时,处理不同端口和坞映像的工作很好,但是使用nginx的这个码头形象不能很好地工作。
访问localhost:15033
时出错
上游连接错误或在标头之前断开/重置。重置原因:连接终止
Informations
Kubernetes从应用程序启动并安装。上下文是桌面对接器。
Client Version: version.Info{Major:"1", Minor:"14", GitVersion:"v1.14.6", GitCommit:"96fac5cd13a5dc064f7d9f4f23030a6aeface6cc", GitTreeState:"clean", BuildDate:"2019-08-19T11:13:49Z", GoVersion:"go1.12.9", Compiler:"gc", Platform:"darwin/amd64"}
Server Version: version.Info{Major:"1", Minor:"14", GitVersion:"v1.14.6", GitCommit:"96fac5cd13a5dc064f7d9f4f23030a6aeface6cc", GitTreeState:"clean", BuildDate:"2019-08-19T11:05:16Z", GoVersion:"go1.12.9", Compiler:"gc", Platform:"linux/amd64"}
Kubernetes master is running at https://kubernetes.docker.internal:6443
KubeDNS is running at https://kubernetes.docker.internal:6443/api/v1/namespaces/kube-system/services/kube-dns:dns/proxy
client version: 1.3.3
control plane version: 1.3.3
发布于 2019-10-25 12:25:11
在您的HelloWorld.yaml中,您缺少了targetPort
,这就是无法访问nginx的原因。
它应该是这样的:
apiVersion: v1
kind: Service
metadata:
name: helloworld
labels:
app: helloworld
spec:
ports:
- port: 5000
name: http
targetPort: 80
selector:
app: helloworld
---
apiVersion: apps/v1
kind: Deployment
metadata:
name: helloworld-v1
labels:
version: v1
spec:
replicas: 2
selector:
matchLabels:
app: helloworld
version: v1
template:
metadata:
labels:
app: helloworld
version: v1
spec:
containers:
- name: helloworld
image: karthequian/helloworld:latest
resources:
requests:
cpu: "100m"
imagePullPolicy: IfNotPresent
ports:
- containerPort: 80
https://stackoverflow.com/questions/58479972
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