Update list of Envoy versions (#16891)

* Update list of Envoy versions

* Add changelog entry

* Add newly-released Envoy 1.23.8

* Add newly-released Envoy version 1.22.11

.changelog/16891.txt

@@ -0,0 +1,3 @@
+```release-note:improvement
+connect: update supported envoy versions to 1.20.7, 1.21.6, 1.22.11, 1.23.8
+```

.circleci/config.yml

@@ -12,10 +12,10 @@ parameters:
 
 references:
   envoy-versions: &supported_envoy_versions
-    - &default_envoy_version "1.22.7"
-    - "1.23.4"
-    - "1.24.2"
-    - "1.25.1"
+    - &default_envoy_version "1.20.7"
+    - "1.21.6"
+    - "1.22.11"
+    - "1.23.8"
   nomad-versions: &supported_nomad_versions
     - &default_nomad_version "1.3.3"
     - "1.2.10"

agent/xds/envoy_versioning_test.go

@@ -136,9 +136,9 @@ func TestDetermineSupportedProxyFeaturesFromString(t *testing.T) {
 	*/
 	for _, v := range []string{
 		"1.20.0", "1.20.1", "1.20.2", "1.20.3", "1.20.4", "1.20.5", "1.20.6", "1.20.7",
-		"1.21.0", "1.21.1", "1.21.2", "1.21.3", "1.21.4", "1.21.5",
-		"1.22.0", "1.22.1", "1.22.2", "1.22.3", "1.22.4", "1.22.5",
-		"1.23.0", "1.23.1",
+		"1.21.0", "1.21.1", "1.21.2", "1.21.3", "1.21.4", "1.21.5", "1.21.6",
+		"1.22.0", "1.22.1", "1.22.2", "1.22.3", "1.22.4", "1.22.5", "1.22.6", "1.22.7", "1.22.8", "1.22.9", "1.22.10", "1.22.11",
+		"1.23.0", "1.23.1", "1.23.2", "1.23.3", "1.23.4", "1.23.5", "1.23.6", "1.23.7", "1.23.8",
 	} {
 		cases[v] = testcase{expect: supportedProxyFeatures{}}
 	}

agent/xds/proxysupport/proxysupport.go

@@ -7,8 +7,8 @@ package proxysupport
 //
 // see: https://www.consul.io/docs/connect/proxies/envoy#supported-versions
 var EnvoyVersions = []string{
-	"1.23.1",
-	"1.22.5",
-	"1.21.5",
+	"1.23.8",
+	"1.22.11",
+	"1.21.6",
 	"1.20.7",
 }

website/content/docs/connect/proxies/envoy.mdx

@@ -37,7 +37,7 @@ Consul supports **four major Envoy releases** at the beginning of each major Con
 
 | Consul Version      | Compatible Envoy Versions                                                          |
 | ------------------- | -----------------------------------------------------------------------------------|
-| 1.13.x              | 1.23.1, 1.22.5, 1.21.5, 1.20.7                                                     |
+| 1.13.x              | 1.23.8, 1.22.11, 1.21.6, 1.20.7                                                     |
 | 1.12.x              | 1.22.5, 1.21.5, 1.20.7, 1.19.5                                                     |
 | 1.11.x              | 1.20.7, 1.19.5, 1.18.6, 1.17.4<sup>1</sup>                                         |
 
@@ -316,7 +316,7 @@ definition](/docs/connect/registration/service-registration) or
     load balancer.
   - `max_failures` - The number of consecutive failures which cause a host to be
     removed from the load balancer.
-  -  `enforcing_consecutive_5xx` - The % chance that a host will be actually ejected 
+  -  `enforcing_consecutive_5xx` - The % chance that a host will be actually ejected
     when an outlier status is detected through consecutive 5xx.
 
 ### Gateway Options
@@ -788,7 +788,7 @@ definition](/docs/connect/registration/service-registration) or
   </CodeTabs>
 
 
-- `envoy_listener_tracing_json` - Specifies a [tracing 
+- `envoy_listener_tracing_json` - Specifies a [tracing
   configuration](https://www.envoyproxy.io/docs/envoy/latest/api-v3/extensions/filters/network/http_connection_manager/v3/http_connection_manager.proto#envoy-v3-api-msg-extensions-filters-network-http-connection-manager-v3-httpconnectionmanager-tracing)
   to be inserted in the proxy's public and upstreams listeners.