feat: add preferred channel slug

cmd/kots/cli/install.go

@@ -163,6 +163,11 @@ func InstallCmd() *cobra.Command {
 
 			upstream := pull.RewriteUpstream(args[0])
 
+			preferredChannelSlug, err := extractPreferredChannelSlug(upstream)
+			if err != nil {
+				return errors.Wrap(err, "failed to extract preferred channel slug")
+			}
+
 			namespace := v.GetString("namespace")
 
 			if namespace == "" {
@@ -252,6 +257,7 @@ func InstallCmd() *cobra.Command {
 
 			deployOptions := kotsadmtypes.DeployOptions{
 				Namespace:              namespace,
+				PreferredChannelSlug:   preferredChannelSlug,
 				Context:                v.GetString("context"),
 				SharedPassword:         sharedPassword,
 				ApplicationMetadata:    applicationMetadata.Manifest,

cmd/kots/cli/util.go

@@ -7,6 +7,7 @@ import (
 	"strings"
 
 	"github.com/pkg/errors"
+	"github.com/replicatedhq/kots/pkg/replicatedapp"
 	"github.com/replicatedhq/kots/pkg/util"
 )
 
@@ -40,3 +41,20 @@ func getHostFromEndpoint(endpoint string) (string, error) {
 
 	return parsed.Host, nil
 }
+
+func extractPreferredChannelSlug(upstreamURI string) (string, error) {
+	u, err := url.ParseRequestURI(upstreamURI)
+	if err != nil {
+		return "", errors.Wrap(err, "failed to parse uri")
+	}
+
+	replicatedUpstream, err := replicatedapp.ParseReplicatedURL(u)
+	if err != nil {
+		return "", errors.Wrap(err, "failed to parse replicated url")
+	}
+
+	if replicatedUpstream.Channel != nil {
+		return *replicatedUpstream.Channel, nil
+	}
+	return "stable", nil
+}

cmd/kots/cli/util_test.go

@@ -95,3 +95,52 @@ func Test_getHostFromEndpoint(t *testing.T) {
 		})
 	}
 }
+
+func Test_extractPreferredChannelSlug(t *testing.T) {
+	type args struct {
+		upstreamURI string
+	}
+	tests := []struct {
+		name    string
+		args    args
+		want    string
+		wantErr bool
+	}{
+		{
+			"no channel",
+			args{
+				upstreamURI: "replicated://app-slug",
+			},
+			"stable", // default channel
+			false,
+		},
+		{
+			"with channel",
+			args{
+				upstreamURI: "replicated://app-slug/channel",
+			},
+			"channel",
+			false,
+		},
+		{
+			"invalid uri",
+			args{
+				upstreamURI: "junk",
+			},
+			"",
+			true,
+		},
+	}
+	for _, tt := range tests {
+		t.Run(tt.name, func(t *testing.T) {
+			got, err := extractPreferredChannelSlug(tt.args.upstreamURI)
+			if (err != nil) != tt.wantErr {
+				t.Errorf("extractPreferredChannelSlug() error = %v, wantErr %v", err, tt.wantErr)
+				return
+			}
+			if got != tt.want {
+				t.Errorf("extractPreferredChannelSlug() = %v, want %v", got, tt.want)
+			}
+		})
+	}
+}

pkg/airgap/airgap.go

@@ -14,7 +14,6 @@ import (
 	"github.com/pkg/errors"
 	"github.com/replicatedhq/kots/pkg/airgap/types"
 	"github.com/replicatedhq/kots/pkg/archives"
-	kotsadmtypes "github.com/replicatedhq/kots/pkg/kotsadm/types"
 	kotsadmconfig "github.com/replicatedhq/kots/pkg/kotsadmconfig"
 	identity "github.com/replicatedhq/kots/pkg/kotsadmidentity"
 	"github.com/replicatedhq/kots/pkg/kotsutil"
@@ -198,7 +197,7 @@ func CreateAppFromAirgap(opts CreateAirgapAppOpts) (finalError error) {
 		}
 	}
 
-	instParams, err := kotsutil.GetInstallationParams(kotsadmtypes.KotsadmConfigMap)
+	instParams, err := kotsutil.GetInstallationParams()
 	if err != nil {
 		return errors.Wrap(err, "failed to get existing kotsadm config map")
 	}
@@ -340,7 +339,7 @@ func CreateAppFromAirgap(opts CreateAirgapAppOpts) (finalError error) {
 		}
 	}
 
-	err = kotsutil.RemoveAppVersionLabelFromInstallationParams(kotsadmtypes.KotsadmConfigMap)
+	err = kotsutil.RemoveAppVersionLabelFromInstallationParams()
 	if err != nil {
 		logger.Error(errors.Wrapf(err, "failed to delete app version label from config"))
 	}

pkg/automation/automation.go

@@ -17,7 +17,6 @@ import (
 	airgaptypes "github.com/replicatedhq/kots/pkg/airgap/types"
 	"github.com/replicatedhq/kots/pkg/k8sutil"
 	"github.com/replicatedhq/kots/pkg/kotsadm"
-	kotsadmtypes "github.com/replicatedhq/kots/pkg/kotsadm/types"
 	kotsadmlicense "github.com/replicatedhq/kots/pkg/kotsadmlicense"
 	"github.com/replicatedhq/kots/pkg/kotsutil"
 	kotslicense "github.com/replicatedhq/kots/pkg/license"
@@ -83,7 +82,7 @@ func AutomateInstall(opts AutomateInstallOptions) error {
 	}
 
 	cleanup := func(licenseSecret *corev1.Secret) {
-		err = kotsutil.RemoveAppVersionLabelFromInstallationParams(kotsadmtypes.KotsadmConfigMap)
+		err = kotsutil.RemoveAppVersionLabelFromInstallationParams()
 		if err != nil {
 			logger.Error(errors.Wrapf(err, "failed to delete app version label from config"))
 		}
@@ -235,7 +234,7 @@ func installLicenseSecret(clientset *kubernetes.Clientset, licenseSecret corev1.
 		}
 	}
 
-	instParams, err := kotsutil.GetInstallationParams(kotsadmtypes.KotsadmConfigMap)
+	instParams, err := kotsutil.GetInstallationParams()
 	if err != nil {
 		return errors.Wrap(err, "failed to get existing kotsadm config map")
 	}

pkg/handlers/garbage_collect_images.go

@@ -6,7 +6,6 @@ import (
 
 	"github.com/pkg/errors"
 	"github.com/replicatedhq/kots/pkg/k8sutil"
-	kotsadmtypes "github.com/replicatedhq/kots/pkg/kotsadm/types"
 	"github.com/replicatedhq/kots/pkg/kotsutil"
 	"github.com/replicatedhq/kots/pkg/kurl"
 	"github.com/replicatedhq/kots/pkg/logger"
@@ -33,7 +32,7 @@ func (h *Handler) GarbageCollectImages(w http.ResponseWriter, r *http.Request) {
 		return
 	}
 
-	installParams, err := kotsutil.GetInstallationParams(kotsadmtypes.KotsadmConfigMap)
+	installParams, err := kotsutil.GetInstallationParams()
 	if err != nil {
 		response.Error = "failed to get app registry info"
 		logger.Error(errors.Wrap(err, response.Error))

pkg/handlers/license.go

@@ -14,7 +14,6 @@ import (
 	apptypes "github.com/replicatedhq/kots/pkg/app/types"
 	"github.com/replicatedhq/kots/pkg/k8sutil"
 	"github.com/replicatedhq/kots/pkg/kotsadm"
-	kotsadmtypes "github.com/replicatedhq/kots/pkg/kotsadm/types"
 	license "github.com/replicatedhq/kots/pkg/kotsadmlicense"
 	"github.com/replicatedhq/kots/pkg/kotsutil"
 	kotslicense "github.com/replicatedhq/kots/pkg/license"
@@ -322,7 +321,7 @@ func (h *Handler) UploadNewLicense(w http.ResponseWriter, r *http.Request) {
 		}
 	}
 
-	installationParams, err := kotsutil.GetInstallationParams(kotsadmtypes.KotsadmConfigMap)
+	installationParams, err := kotsutil.GetInstallationParams()
 	if err != nil {
 		logger.Error(err)
 		uploadLicenseResponse.Error = err.Error()
@@ -361,7 +360,7 @@ func (h *Handler) UploadNewLicense(w http.ResponseWriter, r *http.Request) {
 			return
 		}
 
-		err = kotsutil.RemoveAppVersionLabelFromInstallationParams(kotsadmtypes.KotsadmConfigMap)
+		err = kotsutil.RemoveAppVersionLabelFromInstallationParams()
 		if err != nil {
 			logger.Error(err)
 			uploadLicenseResponse.Error = err.Error()
@@ -417,7 +416,7 @@ func (h *Handler) ResumeInstallOnline(w http.ResponseWriter, r *http.Request) {
 		return
 	}
 
-	installationParams, err := kotsutil.GetInstallationParams(kotsadmtypes.KotsadmConfigMap)
+	installationParams, err := kotsutil.GetInstallationParams()
 	if err != nil {
 		logger.Error(err)
 		resumeInstallOnlineResponse.Error = err.Error()
@@ -464,7 +463,7 @@ func (h *Handler) ResumeInstallOnline(w http.ResponseWriter, r *http.Request) {
 		return
 	}
 
-	err = kotsutil.RemoveAppVersionLabelFromInstallationParams(kotsadmtypes.KotsadmConfigMap)
+	err = kotsutil.RemoveAppVersionLabelFromInstallationParams()
 	if err != nil {
 		logger.Error(err)
 		resumeInstallOnlineResponse.Error = err.Error()

pkg/kotsadm/objects/configmaps_objects.go

@@ -12,6 +12,7 @@ import (
 
 func KotsadmConfigMap(deployOptions types.DeployOptions) *corev1.ConfigMap {
 	data := map[string]string{
+		"preferred-channel-slug":    fmt.Sprintf("%v", deployOptions.PreferredChannelSlug),
 		"kots-install-id":           fmt.Sprintf("%v", deployOptions.InstallID),
 		"initial-app-images-pushed": fmt.Sprintf("%v", deployOptions.AppImagesPushed),
 		"skip-preflights":           fmt.Sprintf("%v", deployOptions.SkipPreflights),

pkg/kotsadm/types/deployoptions.go

@@ -10,6 +10,7 @@ import (
 
 type DeployOptions struct {
 	Namespace              string
+	PreferredChannelSlug   string
 	Context                string
 	SharedPassword         string
 	SharedPasswordBcrypt   string

pkg/kotsadm/updates.go

@@ -12,7 +12,6 @@ import (
 	"github.com/pkg/errors"
 	"github.com/replicatedhq/kots/pkg/buildversion"
 	"github.com/replicatedhq/kots/pkg/k8sutil"
-	kotsadmtypes "github.com/replicatedhq/kots/pkg/kotsadm/types"
 	"github.com/replicatedhq/kots/pkg/kotsutil"
 	"github.com/replicatedhq/kots/pkg/logger"
 	"github.com/replicatedhq/kots/pkg/rand"
@@ -104,7 +103,7 @@ func UpdateToVersion(newVersion string) error {
 		return errors.Wrap(err, "failed to get kots options from cluster")
 	}
 
-	installationParams, err := kotsutil.GetInstallationParams(kotsadmtypes.KotsadmConfigMap)
+	installationParams, err := kotsutil.GetInstallationParams()
 	if err != nil {
 		return errors.Wrap(err, "failed to get installation params")
 	}

pkg/kotsutil/kots.go

@@ -23,6 +23,7 @@ import (
 	"github.com/replicatedhq/kots/pkg/crypto"
 	registrytypes "github.com/replicatedhq/kots/pkg/docker/registry/types"
 	"github.com/replicatedhq/kots/pkg/k8sutil"
+	kotsadmtypes "github.com/replicatedhq/kots/pkg/kotsadm/types"
 	"github.com/replicatedhq/kots/pkg/kurl"
 	"github.com/replicatedhq/kots/pkg/logger"
 	"github.com/replicatedhq/kots/pkg/util"
@@ -1139,9 +1140,10 @@ type InstallationParams struct {
 	WaitDuration           time.Duration
 	WithMinio              bool
 	AppVersionLabel        string
+	PreferredChannelSlug   string
 }
 
-func GetInstallationParams(configMapName string) (InstallationParams, error) {
+func GetInstallationParams() (InstallationParams, error) {
 	autoConfig := InstallationParams{}
 
 	clientset, err := k8sutil.GetClientset()
@@ -1154,7 +1156,7 @@ func GetInstallationParams(configMapName string) (InstallationParams, error) {
 		return autoConfig, errors.Wrap(err, "failed to check if cluster is kurl")
 	}
 
-	kotsadmConfigMap, err := clientset.CoreV1().ConfigMaps(util.PodNamespace).Get(context.TODO(), configMapName, metav1.GetOptions{})
+	kotsadmConfigMap, err := clientset.CoreV1().ConfigMaps(util.PodNamespace).Get(context.TODO(), kotsadmtypes.KotsadmConfigMap, metav1.GetOptions{})
 	if err != nil {
 		if kuberneteserrors.IsNotFound(err) {
 			return autoConfig, nil
@@ -1174,6 +1176,7 @@ func GetInstallationParams(configMapName string) (InstallationParams, error) {
 	autoConfig.WaitDuration, _ = time.ParseDuration(kotsadmConfigMap.Data["wait-duration"])
 	autoConfig.WithMinio, _ = strconv.ParseBool(kotsadmConfigMap.Data["with-minio"])
 	autoConfig.AppVersionLabel = kotsadmConfigMap.Data["app-version-label"]
+	autoConfig.PreferredChannelSlug = kotsadmConfigMap.Data["preferred-channel-slug"]
 
 	if enableImageDeletion, ok := kotsadmConfigMap.Data["enable-image-deletion"]; ok {
 		autoConfig.EnableImageDeletion, _ = strconv.ParseBool(enableImageDeletion)
@@ -1310,13 +1313,13 @@ func IsKotsAutoUpgradeSupported(app *kotsv1beta1.Application) bool {
 	return false
 }
 
-func RemoveAppVersionLabelFromInstallationParams(configMapName string) error {
+func RemoveAppVersionLabelFromInstallationParams() error {
 	clientset, err := k8sutil.GetClientset()
 	if err != nil {
 		return errors.Wrap(err, "failed to get k8s clientset")
 	}
 
-	kotsadmConfigMap, err := clientset.CoreV1().ConfigMaps(util.PodNamespace).Get(context.TODO(), configMapName, metav1.GetOptions{})
+	kotsadmConfigMap, err := clientset.CoreV1().ConfigMaps(util.PodNamespace).Get(context.TODO(), kotsadmtypes.KotsadmConfigMap, metav1.GetOptions{})
 	if err != nil {
 		if kuberneteserrors.IsNotFound(err) {
 			return nil

pkg/registry/images.go

@@ -71,7 +71,7 @@ func shouldGarbageCollectImages(isKurl bool, embeddedRegistryHost string, instal
 }
 
 func DeleteUnusedImages(appID string, ignoreRollback bool) error {
-	installParams, err := kotsutil.GetInstallationParams(kotsadmtypes.KotsadmConfigMap)
+	installParams, err := kotsutil.GetInstallationParams()
 	if err != nil {
 		return errors.Wrap(err, "failed to get app registry info")
 	}

pkg/replicatedapp/api.go

@@ -11,6 +11,7 @@ import (
 
 	"github.com/pkg/errors"
 	apptypes "github.com/replicatedhq/kots/pkg/app/types"
+	"github.com/replicatedhq/kots/pkg/kotsutil"
 	"github.com/replicatedhq/kots/pkg/logger"
 	"github.com/replicatedhq/kots/pkg/persistence"
 	"github.com/replicatedhq/kots/pkg/reporting"
@@ -41,7 +42,15 @@ type LicenseData struct {
 }
 
 func GetLatestLicense(license *kotsv1beta1.License) (*LicenseData, error) {
+	installParams, err := kotsutil.GetInstallationParams()
+	if err != nil {
+		return nil, errors.Wrap(err, "failed to get installation params")
+	}
+
 	url := fmt.Sprintf("%s/license/%s", license.Spec.Endpoint, license.Spec.AppSlug)
+	if installParams.PreferredChannelSlug != "" {
+		url = fmt.Sprintf("%s/%s", url, installParams.PreferredChannelSlug)
+	}
 
 	licenseData, err := getLicenseFromAPI(url, license.Spec.LicenseID)
 	if err != nil {