tweak readme

.github/workflows/tests.yml

@@ -6,7 +6,7 @@ jobs:
   unit-benchmark-test:
     strategy:
       matrix:
-        go: [ "1.18", "1.19", "1.20", "1.21", "1.22", "1.23" ]
+        go: [ "1.18", "1.19", "1.20", "1.21", "1.22"]
         os: [ X64 ]
     runs-on: ${{ matrix.os }}
     steps:

README.md

@@ -276,32 +276,64 @@ spec:
 
 #### Retry
 
+Support using VirtualService and EnvoyFilter to config retry policy, the EnvoyFilter has more configuration.
+
+```
+apiVersion: networking.istio.io/v1
+kind: VirtualService
+metadata:
+  name: retry-sample
+  namespace: default
+spec:
+  hosts:
+  - hello.prod.svc.cluster.local:21001
+  http:
+  - route:
+    - destination:
+        host: hello.prod.svc.cluster.local:21001
+    retries:
+      attempts: 1
+      perTryTimeout: 2s
+```
+
 ```
 apiVersion: networking.istio.io/v1alpha3
 kind: EnvoyFilter
 metadata:
-  name: retry-policy
+  name: retry-enhance
   namespace: default
 spec:
   configPatches:
   - applyTo: HTTP_ROUTE
     match:
       context: SIDECAR_OUTBOUND
+      routeConfiguration:
+        # service name, should obey FQDN
+        name: hello.default.svc.cluster.local:21001
+        vhost: 
+          # service name, should obey FQDN
+          name: hello.default.svc.cluster.local:21001
     patch:
       operation: MERGE
       value:
         route:
           retryPolicy:
-            numRetries: 5
+            numRetries: 3
             perTryTimeout: 100ms
             retryBackOff:
               baseInterval: 100ms
               maxInterval: 100ms
+            retriableHeaders:
+              - name: "kitexRetryErrorRate"
+                stringMatch:
+                  exact: "0.29"
+              - name: "kitexRetryMethods"
+                stringMatch:
+                  exact: "Echo,Greet"
   workloadSelector:
     labels:
-      # the label of the client pod.
+      # the label of the service pod.
       app.kubernetes.io/name: kitex-client
-
 ```
 
 ## Example

README_CN.md

@@ -265,32 +265,64 @@ spec:
 ```
 #### 重试配置
 
+重试支持两个配置方式：VirtualService 和 EnvoyFilter，EnvoyFilter 支持更丰富的重试策略。
+
+```
+apiVersion: networking.istio.io/v1
+kind: VirtualService
+metadata:
+  name: retry-sample
+  namespace: default
+spec:
+  hosts:
+  - hello.prod.svc.cluster.local:21001
+  http:
+  - route:
+    - destination:
+        host: hello.prod.svc.cluster.local:21001
+    retries:
+      attempts: 1
+      perTryTimeout: 2s
+```
+
 ```
 apiVersion: networking.istio.io/v1alpha3
 kind: EnvoyFilter
 metadata:
-  name: retry-policy
+  name: retry-enhance
   namespace: default
 spec:
   configPatches:
   - applyTo: HTTP_ROUTE
     match:
       context: SIDECAR_OUTBOUND
+      routeConfiguration:
+        # service name, should obey FQDN
+        name: hello.default.svc.cluster.local:21001
+        vhost: 
+          # service name, should obey FQDN
+          name: hello.default.svc.cluster.local:21001
     patch:
       operation: MERGE
       value:
         route:
           retryPolicy:
-            numRetries: 5
+            numRetries: 3
             perTryTimeout: 100ms
             retryBackOff:
               baseInterval: 100ms
               maxInterval: 100ms
+            retriableHeaders:
+              - name: "kitexRetryErrorRate"
+                stringMatch:
+                  exact: "0.29"
+              - name: "kitexRetryMethods"
+                stringMatch:
+                  exact: "Echo,Greet"
   workloadSelector:
     labels:
-      # the label of the client pod.
+      # the label of the service pod.
       app.kubernetes.io/name: kitex-client
-
 ```
 
 ## 示例