connect: Add support for Envoy 1.23, remove 1.19 (#13807)

.changelog/13807.txt

@@ -0,0 +1,6 @@
+```release-note: improvement
+connect: Add Envoy 1.23.0 to support matrix
+```
+```release-note: breaking-change
+connect: Removes support for Envoy 1.19
+```

.circleci/config.yml

@@ -24,9 +24,10 @@ references:
     VAULT_BINARY_VERSION: 1.9.4
     GO_VERSION: 1.18.1
   envoy-versions: &supported_envoy_versions
-    - &default_envoy_version "1.19.5"
-    - "1.20.4"
-    - "1.21.3"
+    - &default_envoy_version "1.20.6"
+    - "1.21.4"
+    - "1.22.2"
+    - "1.23.0"
   images:
     # When updating the Go version, remember to also update the versions in the
     # workflows section for go-test-lib jobs.

agent/xds/envoy_versioning.go

@@ -11,7 +11,7 @@ import (
 var (
 	// minSupportedVersion is the oldest mainline version we support. This should always be
 	// the zero'th point release of the last element of proxysupport.EnvoyVersions.
-	minSupportedVersion = version.Must(version.NewVersion("1.19.0"))
+	minSupportedVersion = version.Must(version.NewVersion("1.20.0"))
 
 	specificUnsupportedVersions = []unsupportedVersion{}
 )

agent/xds/envoy_versioning_test.go

@@ -120,6 +120,7 @@ func TestDetermineSupportedProxyFeaturesFromString(t *testing.T) {
 		"1.16.6": {expectErr: "Envoy 1.16.6 " + errTooOld},
 		"1.17.4": {expectErr: "Envoy 1.17.4 " + errTooOld},
 		"1.18.6": {expectErr: "Envoy 1.18.6 " + errTooOld},
+		"1.19.5": {expectErr: "Envoy 1.19.5 " + errTooOld},
 	}
 
 	// Insert a bunch of valid versions.
@@ -134,10 +135,10 @@ func TestDetermineSupportedProxyFeaturesFromString(t *testing.T) {
 	}
 	*/
 	for _, v := range []string{
-		"1.19.0", "1.19.1", "1.19.2", "1.19.3", "1.19.4", "1.19.5",
-		"1.20.0", "1.20.1", "1.20.2", "1.20.3", "1.20.4",
-		"1.21.0", "1.21.1", "1.21.2", "1.21.3",
+		"1.20.0", "1.20.1", "1.20.2", "1.20.3", "1.20.4", "1.20.5", "1.20.6",
+		"1.21.0", "1.21.1", "1.21.2", "1.21.3", "1.21.4",
 		"1.22.0", "1.22.1", "1.22.2",
+		"1.23.0",
 	} {
 		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{
+	"1.23.0",
 	"1.22.2",
-	"1.21.3",
-	"1.20.4",
-	"1.19.5",
+	"1.21.4",
+	"1.20.6",
 }

test/integration/connect/envoy/run-tests.sh

@@ -12,7 +12,7 @@ DEBUG=${DEBUG:-}
 XDS_TARGET=${XDS_TARGET:-server}
 
 # ENVOY_VERSION to run each test against
-ENVOY_VERSION=${ENVOY_VERSION:-"1.22.2"}
+ENVOY_VERSION=${ENVOY_VERSION:-"1.23.0"}
 export ENVOY_VERSION
 
 export DOCKER_BUILDKIT=1