Add Envoy timeout and retry policy to docs

README.md

@@ -106,11 +106,11 @@ spec:
     # HTTP rewrite (optional)
     rewrite:
       uri: /
-    # timeout for HTTP requests (optional)
-    timeout: 5s
-    # retry policy when a HTTP request fails (optional)
-    retries:
-      attempts: 3
+    # Envoy timeout and retry policy (optional)
+    appendHeaders:
+      x-envoy-upstream-rq-timeout-ms: "15000"
+      x-envoy-max-retries: "10"
+      x-envoy-retry-on: "gateway-error,connect-failure,refused-stream"
   # promote the canary without analysing it (default false)
   skipAnalysis: false
   # define the canary analysis timing and KPIs

docs/gitbook/how-it-works.md

@@ -46,12 +46,11 @@ spec:
     # HTTP rewrite (optional)
     rewrite:
       uri: /
-    # timeout for HTTP requests (optional)
-    timeout: 5s
-    # retry policy when a HTTP request fails (optional)
-    retries:
-      attempts: 3
-      perTryTimeout: 3s
+    # Envoy timeout and retry policy (optional)
+    appendHeaders:
+      x-envoy-upstream-rq-timeout-ms: "15000"
+      x-envoy-max-retries: "10"
+      x-envoy-retry-on: "gateway-error,connect-failure,refused-stream"
   # promote the canary without analysing it (default false)
   skipAnalysis: false
   # define the canary analysis timing and KPIs
@@ -135,11 +134,11 @@ metadata:
     match:
       - uri:
           prefix: /
-    # HTTP rewrite (optional)
-    rewrite:
-      uri: /
-    # timeout for HTTP requests (optional)
-    timeout: 5s
+    # Envoy timeout and retry policy (optional)
+    appendHeaders:
+      x-envoy-upstream-rq-timeout-ms: "15000"
+      x-envoy-max-retries: "10"
+      x-envoy-retry-on: "gateway-error,connect-failure,refused-stream"
     # retry policy when a HTTP request fails (optional)
     retries:
       attempts: 3
@@ -174,10 +173,10 @@ spec:
             prefix: /
       rewrite:
         uri: /
-      timeout: 5s
-      retries:
-        attempts: 3
-        perTryTimeout: 3s
+      appendHeaders:
+        x-envoy-upstream-rq-timeout-ms: "15000"
+        x-envoy-max-retries: "10"
+        x-envoy-retry-on: "gateway-error,connect-failure,refused-stream"
       route:
         - destination:
             host: frontend-primary