forked from cloudfoundry/cli
-
Notifications
You must be signed in to change notification settings - Fork 0
/
uninstall_plugin.go
106 lines (81 loc) · 3.08 KB
/
uninstall_plugin.go
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
package plugin
import (
"fmt"
"net/rpc"
"os"
"os/exec"
"time"
"github.com/cloudfoundry/cli/cf/command_registry"
"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/flags"
rpcService "github.com/cloudfoundry/cli/plugin/rpc"
)
type PluginUninstall struct {
ui terminal.UI
config plugin_config.PluginConfiguration
rpcService *rpcService.CliRpcService
}
func init() {
command_registry.Register(&PluginUninstall{})
}
func (cmd *PluginUninstall) MetaData() command_registry.CommandMetadata {
return command_registry.CommandMetadata{
Name: "uninstall-plugin",
Description: T("Uninstall the plugin defined in command argument"),
Usage: T("CF_NAME uninstall-plugin PLUGIN-NAME"),
}
}
func (cmd *PluginUninstall) Requirements(requirementsFactory requirements.Factory, fc flags.FlagContext) (reqs []requirements.Requirement, err error) {
if len(fc.Args()) != 1 {
cmd.ui.Failed(T("Incorrect Usage. Requires an argument\n\n") + command_registry.Commands.CommandUsage("uninstall-plugin"))
}
return
}
func (cmd *PluginUninstall) SetDependency(deps command_registry.Dependency, pluginCall bool) command_registry.Command {
cmd.ui = deps.Ui
cmd.config = deps.PluginConfig
//reset rpc registration in case there is other running instance,
//each service can only be registered once
rpc.DefaultServer = rpc.NewServer()
rpcService, err := rpcService.NewRpcService(deps.TeePrinter, deps.TeePrinter, deps.Config, deps.RepoLocator, rpcService.NewNonCodegangstaRunner())
if err != nil {
cmd.ui.Failed("Error initializing RPC service: " + err.Error())
}
cmd.rpcService = rpcService
return cmd
}
func (cmd *PluginUninstall) Execute(c flags.FlagContext) {
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 ...")
}
time.Sleep(500 * time.Millisecond) //prevent 'process being used' error in Windows
err = os.Remove(pluginMetadata.Location)
if err != nil {
cmd.ui.Warn("Error removing plugin binary: " + err.Error())
}
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()
}