Merge pull request #6314 from dcantah/ws2022-ci

Add Windows Server 2022 CI runs

integration/client/client_windows_test.go

@@ -57,7 +57,21 @@ func init() {
 		testImage = "mcr.microsoft.com/windows/nanoserver:2004"
 	case osversion.V20H2:
 		testImage = "mcr.microsoft.com/windows/nanoserver:20H2"
+	case 20348:
+		// 20348 is Windows server 2022's build number.
+		//
+		// TODO(dcantah): Use the hardcoded number until there's an hcsshim release with this build
+		// number included.
+		testImage = "mcr.microsoft.com/windows/nanoserver:ltsc2022"
 	default:
+		// Due to some efforts in improving down-level compatibility for Windows containers (see
+		// https://techcommunity.microsoft.com/t5/containers/windows-server-2022-and-beyond-for-containers/ba-p/2712487)
+		// the ltsc2022 image should continue to work on builds ws2022 and onwards (Winodws 11 for example). With this in mind,
+		// if there's no mapping for the host build just use the Windows Server 2022 image.
+		if b > 20348 {
+			testImage = "mcr.microsoft.com/windows/nanoserver:ltsc2022"
+			return
+		}
 		fmt.Println("No test image defined for Windows build version:", b)
 		panic("No windows test image found for this Windows build")
 	}

integration/client/image_test.go

@@ -81,7 +81,7 @@ func TestImagePullWithDistSourceLabel(t *testing.T) {
 	var (
 		source   = "k8s.gcr.io"
 		repoName = "pause"
-		tag      = "3.5"
+		tag      = "3.6"
 	)
 
 	ctx, cancel := testContext(t)