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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,82 @@ | ||
| // Command cli provides a command-line implementation of the Lantern client. Run this command with | ||
| // -h or --help to see all available arguments. | ||
| package main | ||
|
|
||
| import ( | ||
| "context" | ||
| "os" | ||
| "os/signal" | ||
| "sync" | ||
| "syscall" | ||
| "time" | ||
|
|
||
| "github.com/getlantern/golog" | ||
| "github.com/getlantern/lantern-client/desktop/app" | ||
|
|
||
| "github.com/pterm/pterm" | ||
| ) | ||
|
|
||
| var ( | ||
| log = golog.LoggerFor("lantern") | ||
| ) | ||
|
|
||
| type cliClient struct { | ||
| app *app.App | ||
| mu sync.Mutex | ||
| } | ||
|
|
||
| func main() { | ||
| ctx, cancel := context.WithCancel(context.Background()) | ||
| defer cancel() | ||
|
|
||
| signalChan := make(chan os.Signal, 1) | ||
| signal.Notify(signalChan, os.Interrupt, syscall.SIGTERM) | ||
| go func() { | ||
| <-signalChan | ||
| pterm.Warning.Println("Received shutdown signal.") | ||
| cancel() | ||
| }() | ||
|
|
||
| client := &cliClient{} | ||
| client.start(ctx) | ||
| defer client.stop() | ||
|
|
||
| <-ctx.Done() | ||
| } | ||
|
|
||
| func (client *cliClient) start(ctx context.Context) { | ||
| client.mu.Lock() | ||
| defer client.mu.Unlock() | ||
| if client.app != nil { | ||
| pterm.Warning.Println("Lantern is already running") | ||
| return | ||
| } | ||
|
|
||
| // create new instance of Lantern app | ||
| app, err := app.NewApp() | ||
| if err != nil { | ||
| pterm.Error.Printf("Unable to initialize app: %v", err) | ||
| return | ||
| } | ||
| client.app = app | ||
|
|
||
| // Run Lantern in the background | ||
| go app.Run(ctx) | ||
| } | ||
|
|
||
| func (client *cliClient) stop() { | ||
| client.mu.Lock() | ||
| defer client.mu.Unlock() | ||
| if client.app == nil { | ||
| // Lantern is not running, no cleanup needed | ||
| return | ||
| } | ||
|
|
||
| pterm.Info.Println("Stopping Lantern...") | ||
| client.app.Exit(nil) | ||
| client.app = nil | ||
|
|
||
| // small delay to give Lantern time to cleanup | ||
| time.Sleep(1 * time.Second) | ||
| pterm.Success.Println("Lantern stopped successfully.") | ||
| } |
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