feat:add installation for higress standalone in local docker environment (#606)

Co-authored-by: 澄潭 <zty98751@alibaba-inc.com>

pkg/cmd/hgctl/upgrade.go

@@ -15,6 +15,12 @@
 package hgctl
 
 import (
+	"fmt"
+	"io"
+	"strings"
+
+	"github.com/alibaba/higress/pkg/cmd/hgctl/helm"
+	"github.com/alibaba/higress/pkg/cmd/hgctl/installer"
 	"github.com/alibaba/higress/pkg/cmd/options"
 	"github.com/spf13/cobra"
 )
@@ -24,6 +30,7 @@ type upgradeArgs struct {
 }
 
 func addUpgradeFlags(cmd *cobra.Command, args *upgradeArgs) {
+	cmd.PersistentFlags().StringSliceVarP(&args.InFilenames, "filename", "f", nil, filenameFlagHelpStr)
 	cmd.PersistentFlags().StringArrayVarP(&args.Set, "set", "s", nil, setFlagHelpStr)
 	cmd.PersistentFlags().StringVarP(&args.ManifestsPath, "manifests", "d", "", manifestsFlagHelpStr)
 }
@@ -39,7 +46,7 @@ func newUpgradeCmd() *cobra.Command {
 		Long: "The upgrade command is an alias for the install command" +
 			" that performs additional upgrade-related checks.",
 		RunE: func(cmd *cobra.Command, args []string) (e error) {
-			return Install(cmd.OutOrStdout(), upgradeArgs.InstallArgs)
+			return upgrade(cmd.OutOrStdout(), upgradeArgs.InstallArgs)
 		},
 	}
 	addUpgradeFlags(upgradeCmd, upgradeArgs)
@@ -47,3 +54,70 @@ func newUpgradeCmd() *cobra.Command {
 	options.AddKubeConfigFlags(flags)
 	return upgradeCmd
 }
+
+// upgrade upgrade higress resources from the cluster.
+func upgrade(writer io.Writer, iArgs *InstallArgs) error {
+	setFlags := applyFlagAliases(iArgs.Set, iArgs.ManifestsPath)
+	profileName, ok := installer.GetInstalledYamlPath()
+	if !ok {
+		fmt.Fprintf(writer, "\nHigress hasn't been installed yet!\n")
+		return nil
+	}
+
+	valuesOverlay, err := helm.GetValuesOverylayFromFiles(iArgs.InFilenames)
+	if err != nil {
+		return err
+	}
+
+	_, profile, err := helm.GenProfile(profileName, valuesOverlay, setFlags)
+	if err != nil {
+		return err
+	}
+
+	fmt.Fprintf(writer, "🧐 Validating Profile: \"%s\" \n", profileName)
+	err = profile.Validate()
+	if err != nil {
+		return err
+	}
+
+	if !promptUpgrade(writer) {
+		return nil
+	}
+
+	err = upgradeManifests(profile, writer)
+	if err != nil {
+		return err
+	}
+
+	return nil
+}
+
+func promptUpgrade(writer io.Writer) bool {
+	answer := ""
+	for {
+		fmt.Fprintf(writer, "All Higress resources will be upgraed from the cluster. \nProceed? (y/N)")
+		fmt.Scanln(&answer)
+		if strings.TrimSpace(answer) == "y" {
+			fmt.Fprintf(writer, "\n")
+			return true
+		}
+		if strings.TrimSpace(answer) == "N" {
+			fmt.Fprintf(writer, "Cancelled.\n")
+			return false
+		}
+	}
+}
+
+func upgradeManifests(profile *helm.Profile, writer io.Writer) error {
+	installer, err := installer.NewInstaller(profile, writer, false)
+	if err != nil {
+		return err
+	}
+
+	err = installer.Upgrade()
+	if err != nil {
+		return err
+	}
+
+	return nil
+}