mirror of
https://github.com/alibaba/higress.git
synced 2026-03-03 08:00:49 +08:00
124 lines
3.2 KiB
Go
124 lines
3.2 KiB
Go
// Copyright (c) 2022 Alibaba Group Holding Ltd.
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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package hgctl
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import (
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"fmt"
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"io"
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"strings"
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"github.com/alibaba/higress/pkg/cmd/hgctl/helm"
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"github.com/alibaba/higress/pkg/cmd/hgctl/installer"
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"github.com/alibaba/higress/pkg/cmd/options"
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"github.com/spf13/cobra"
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)
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type upgradeArgs struct {
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*InstallArgs
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}
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func addUpgradeFlags(cmd *cobra.Command, args *upgradeArgs) {
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cmd.PersistentFlags().StringSliceVarP(&args.InFilenames, "filename", "f", nil, filenameFlagHelpStr)
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cmd.PersistentFlags().StringArrayVarP(&args.Set, "set", "s", nil, setFlagHelpStr)
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cmd.PersistentFlags().StringVarP(&args.ManifestsPath, "manifests", "d", "", manifestsFlagHelpStr)
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}
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// newUpgradeCmd upgrades Istio control plane in-place with eligibility checks.
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func newUpgradeCmd() *cobra.Command {
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upgradeArgs := &upgradeArgs{
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InstallArgs: &InstallArgs{},
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}
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upgradeCmd := &cobra.Command{
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Use: "upgrade",
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Short: "Upgrade Higress in-place",
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Long: "The upgrade command is an alias for the install command" +
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" that performs additional upgrade-related checks.",
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RunE: func(cmd *cobra.Command, args []string) (e error) {
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return upgrade(cmd.OutOrStdout(), upgradeArgs.InstallArgs)
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},
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}
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addUpgradeFlags(upgradeCmd, upgradeArgs)
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flags := upgradeCmd.Flags()
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options.AddKubeConfigFlags(flags)
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return upgradeCmd
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}
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// upgrade upgrade higress resources from the cluster.
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func upgrade(writer io.Writer, iArgs *InstallArgs) error {
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setFlags := applyFlagAliases(iArgs.Set, iArgs.ManifestsPath)
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profileName, ok := installer.GetInstalledYamlPath()
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if !ok {
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fmt.Fprintf(writer, "\nHigress hasn't been installed yet!\n")
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return nil
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}
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valuesOverlay, err := helm.GetValuesOverylayFromFiles(iArgs.InFilenames)
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if err != nil {
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return err
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}
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_, profile, err := helm.GenProfile(profileName, valuesOverlay, setFlags)
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if err != nil {
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return err
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}
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fmt.Fprintf(writer, "🧐 Validating Profile: \"%s\" \n", profileName)
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err = profile.Validate()
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if err != nil {
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return err
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}
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if !promptUpgrade(writer) {
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return nil
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}
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err = upgradeManifests(profile, writer)
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if err != nil {
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return err
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}
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return nil
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}
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func promptUpgrade(writer io.Writer) bool {
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answer := ""
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for {
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fmt.Fprintf(writer, "All Higress resources will be upgraed from the cluster. \nProceed? (y/N)")
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fmt.Scanln(&answer)
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if strings.TrimSpace(answer) == "y" {
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fmt.Fprintf(writer, "\n")
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return true
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}
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if strings.TrimSpace(answer) == "N" {
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fmt.Fprintf(writer, "Cancelled.\n")
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return false
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}
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}
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}
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func upgradeManifests(profile *helm.Profile, writer io.Writer) error {
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installer, err := installer.NewInstaller(profile, writer, false)
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if err != nil {
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return err
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}
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err = installer.Upgrade()
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if err != nil {
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return err
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}
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return nil
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}
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