You can not select more than 25 topics Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
helm/cmd/helm/plugin_remove.go

99 lines
2.4 KiB

/*
Copyright The Helm Authors.
Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
You may obtain a copy of the License at
http://www.apache.org/licenses/LICENSE-2.0
Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and
limitations under the License.
*/
package main
import (
"fmt"
"io"
"os"
"strings"
"github.com/pkg/errors"
"github.com/spf13/cobra"
"k8s.io/helm/pkg/helmpath"
"k8s.io/helm/pkg/plugin"
)
type pluginRemoveOptions struct {
names []string
home helmpath.Home
}
func newPluginRemoveCmd(out io.Writer) *cobra.Command {
o := &pluginRemoveOptions{}
cmd := &cobra.Command{
Use: "remove <plugin>...",
Short: "remove one or more Helm plugins",
PreRunE: func(cmd *cobra.Command, args []string) error {
return o.complete(args)
},
RunE: func(cmd *cobra.Command, args []string) error {
return o.run(out)
},
}
return cmd
}
func (o *pluginRemoveOptions) complete(args []string) error {
if len(args) == 0 {
return errors.New("please provide plugin name to remove")
}
o.names = args
o.home = settings.Home
return nil
}
func (o *pluginRemoveOptions) run(out io.Writer) error {
debug("loading installed plugins from %s", settings.PluginDirs())
plugins, err := findPlugins(settings.PluginDirs())
if err != nil {
return err
}
var errorPlugins []string
for _, name := range o.names {
if found := findPlugin(plugins, name); found != nil {
if err := removePlugin(found); err != nil {
errorPlugins = append(errorPlugins, fmt.Sprintf("Failed to remove plugin %s, got error (%v)", name, err))
} else {
fmt.Fprintf(out, "Removed plugin: %s\n", name)
}
} else {
errorPlugins = append(errorPlugins, fmt.Sprintf("Plugin: %s not found", name))
}
}
if len(errorPlugins) > 0 {
return errors.Errorf(strings.Join(errorPlugins, "\n"))
}
return nil
}
func removePlugin(p *plugin.Plugin) error {
if err := os.RemoveAll(p.Dir); err != nil {
return err
}
return runHook(p, plugin.Delete)
}
func findPlugin(plugins []*plugin.Plugin, name string) *plugin.Plugin {
for _, p := range plugins {
if p.Metadata.Name == name {
return p
}
}
return nil
}