(ctx context.Context, selector *CodespaceSelector)
| 30 | } |
| 31 | |
| 32 | func (a *App) Jupyter(ctx context.Context, selector *CodespaceSelector) (err error) { |
| 33 | // Ensure all child tasks (e.g. port forwarding) terminate before return. |
| 34 | ctx, cancel := context.WithCancel(ctx) |
| 35 | defer cancel() |
| 36 | |
| 37 | codespace, err := selector.Select(ctx) |
| 38 | if err != nil { |
| 39 | return err |
| 40 | } |
| 41 | |
| 42 | codespaceConnection, err := codespaces.GetCodespaceConnection(ctx, a, a.apiClient, codespace) |
| 43 | if err != nil { |
| 44 | return fmt.Errorf("error connecting to codespace: %w", err) |
| 45 | } |
| 46 | |
| 47 | fwd, err := portforwarder.NewPortForwarder(ctx, codespaceConnection) |
| 48 | if err != nil { |
| 49 | return fmt.Errorf("failed to create port forwarder: %w", err) |
| 50 | } |
| 51 | defer safeClose(fwd, &err) |
| 52 | |
| 53 | var ( |
| 54 | invoker rpc.Invoker |
| 55 | serverPort int |
| 56 | serverUrl string |
| 57 | ) |
| 58 | err = a.RunWithProgress("Starting JupyterLab on codespace", func() (err error) { |
| 59 | invoker, err = rpc.CreateInvoker(ctx, fwd) |
| 60 | if err != nil { |
| 61 | return |
| 62 | } |
| 63 | |
| 64 | serverPort, serverUrl, err = invoker.StartJupyterServer(ctx) |
| 65 | return |
| 66 | }) |
| 67 | if invoker != nil { |
| 68 | defer safeClose(invoker, &err) |
| 69 | } |
| 70 | if err != nil { |
| 71 | return err |
| 72 | } |
| 73 | |
| 74 | // Pass 0 to pick a random port |
| 75 | listen, _, err := codespaces.ListenTCP(0, false) |
| 76 | if err != nil { |
| 77 | return err |
| 78 | } |
| 79 | defer listen.Close() |
| 80 | destPort := listen.Addr().(*net.TCPAddr).Port |
| 81 | |
| 82 | tunnelClosed := make(chan error, 1) |
| 83 | go func() { |
| 84 | opts := portforwarder.ForwardPortOpts{ |
| 85 | Port: serverPort, |
| 86 | } |
| 87 | tunnelClosed <- fwd.ForwardPortToListener(ctx, opts, listen) |
| 88 | }() |
| 89 |
no test coverage detected