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uninstall_plugin.go
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/
uninstall_plugin.go
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package plugin
import (
"fmt"
"os"
"os/exec"
"github.com/cloudfoundry/cli/cf/command_metadata"
"github.com/cloudfoundry/cli/cf/configuration/plugin_config"
. "github.com/cloudfoundry/cli/cf/i18n"
"github.com/cloudfoundry/cli/cf/requirements"
"github.com/cloudfoundry/cli/cf/terminal"
"github.com/cloudfoundry/cli/plugin/rpc"
"github.com/codegangsta/cli"
)
type PluginUninstall struct {
ui terminal.UI
config plugin_config.PluginConfiguration
rpcService *rpc.CliRpcService
}
func NewPluginUninstall(ui terminal.UI, config plugin_config.PluginConfiguration, rpcService *rpc.CliRpcService) *PluginUninstall {
return &PluginUninstall{
ui: ui,
config: config,
rpcService: rpcService,
}
}
func (cmd *PluginUninstall) Metadata() command_metadata.CommandMetadata {
return command_metadata.CommandMetadata{
Name: "uninstall-plugin",
Description: T("Uninstall the plugin defined in command argument"),
Usage: T("CF_NAME uninstall-plugin PLUGIN-NAME"),
}
}
func (cmd *PluginUninstall) GetRequirements(_ requirements.Factory, c *cli.Context) (req []requirements.Requirement, err error) {
if len(c.Args()) != 1 {
cmd.ui.FailWithUsage(c)
}
return
}
func (cmd *PluginUninstall) Run(c *cli.Context) {
pluginName := c.Args()[0]
pluginNameMap := map[string]interface{}{"PluginName": pluginName}
cmd.ui.Say(fmt.Sprintf(T("Uninstalling plugin {{.PluginName}}...", pluginNameMap)))
plugins := cmd.config.Plugins()
if _, ok := plugins[pluginName]; !ok {
cmd.ui.Failed(fmt.Sprintf(T("Plugin name {{.PluginName}} does not exist", pluginNameMap)))
}
pluginMetadata := plugins[pluginName]
err := cmd.notifyPluginUninstalling(pluginMetadata)
if err != nil {
cmd.ui.Say("Error invoking plugin: " + err.Error() + ". Process to uninstall ...")
}
os.Remove(pluginMetadata.Location)
cmd.config.RemovePlugin(pluginName)
cmd.ui.Ok()
cmd.ui.Say(fmt.Sprintf(T("Plugin {{.PluginName}} successfully uninstalled.", pluginNameMap)))
}
func (cmd *PluginUninstall) notifyPluginUninstalling(meta plugin_config.PluginMetadata) error {
err := cmd.rpcService.Start()
if err != nil {
cmd.ui.Failed(err.Error())
}
defer cmd.rpcService.Stop()
pluginInvocation := exec.Command(meta.Location, cmd.rpcService.Port(), "CLI-MESSAGE-UNINSTALL")
pluginInvocation.Stdout = os.Stdout
return pluginInvocation.Run()
}