istioctl命令，比kubectl命令，在查看istio资源方面，要方便很多。

如果使用microk8s安装，则命令为microk8s.istioctl了。

查看gateway及virtualservices的简单命令和详细信息命令如下：

microk8s.istioctl get gateway
microk8s.istioctl get virtualservices
microk8s.istioctl get gateway -o yaml
microk8s.istioctl get virtualservices -o yaml

输出如下：

apiVersion: networking.istio.io/v1alpha3
kind: Gateway
metadata:
annotations:
kubectl.kubernetes.io/last-applied-configuration: |
{"apiVersion":"networking.istio.io/v1alpha3","kind":"Gateway","metadata":{"annotations":{},"name":"bookinfo-gateway","namespace":"default"},"spec":{"selector":{"istio":"ingressgateway"},"servers":[{"hosts":["*"],"port":{"name":"http","number":80,"protocol":"HTTP"}}]}}
creationTimestamp: null
name: bookinfo-gateway
namespace: default
resourceVersion: "5913655"
spec:
selector:
istio: ingressgateway
servers:

• hosts:
  • '*'
    port:
    name: http
    number: 80

protocol: HTTP

apiVersion: networking.istio.io/v1alpha3
kind: VirtualService
metadata:
annotations:
kubectl.kubernetes.io/last-applied-configuration: |
{"apiVersion":"networking.istio.io/v1alpha3","kind":"VirtualService","metadata":{"annotations":{},"name":"bookinfo","namespace":"default"},"spec":{"gateways":["bookinfo-gateway"],"hosts":["*"],"http":[{"match":[{"uri":{"exact":"/productpage"}},{"uri":{"exact":"/login"}},{"uri":{"exact":"/logout"}},{"uri":{"prefix":"/api/v1/products"}}],"route":[{"destination":{"host":"productpage","port":{"number":9080}}}]}]}}
creationTimestamp: null
name: bookinfo
namespace: default
resourceVersion: "5913656"
spec:
gateways:

• bookinfo-gateway
  hosts:
• '*'
  http:
• match:
  • uri:
    exact: /productpage
  • uri:
    exact: /login
  • uri:
    exact: /logout
  • uri:
    prefix: /api/v1/products
    route:
  • destination:
    host: productpage
    port:

number: 9080

apiVersion: networking.istio.io/v1alpha3
kind: VirtualService
metadata:
annotations:
kubectl.kubernetes.io/last-applied-configuration: |
{"apiVersion":"networking.istio.io/v1alpha3","kind":"VirtualService","metadata":{"annotations":{},"name":"reviews","namespace":"default"},"spec":{"hosts":["reviews"],"http":[{"route":[{"destination":{"host":"reviews","subset":"v1"},"weight":50},{"destination":{"host":"reviews","subset":"v3"},"weight":50}]}]}}
creationTimestamp: null
name: reviews
namespace: default
resourceVersion: "5962355"
spec:
hosts:

• reviews
  http:
• route:
  • destination:
    host: reviews
    subset: v1
    weight: 50
  • destination:
    host: reviews
    subset: v3
    weight: 50