|
| 1 | +package ssh |
| 2 | + |
| 3 | +import ( |
| 4 | + "time" |
| 5 | + |
| 6 | + "github.com/databricks/cli/cmd/root" |
| 7 | + "github.com/databricks/cli/libs/cmdctx" |
| 8 | + "github.com/databricks/cli/libs/ssh" |
| 9 | + "github.com/spf13/cobra" |
| 10 | +) |
| 11 | + |
| 12 | +func newConnectCommand() *cobra.Command { |
| 13 | + cmd := &cobra.Command{ |
| 14 | + Use: "connect", |
| 15 | + Short: "Connect to Databricks compute via SSH", |
| 16 | + Long: `Connect to Databricks compute via SSH. |
| 17 | +
|
| 18 | +This command establishes an SSH connection to Databricks compute, setting up |
| 19 | +the SSH server and handling the connection proxy. |
| 20 | +
|
| 21 | +` + disclaimer, |
| 22 | + } |
| 23 | + |
| 24 | + var clusterID string |
| 25 | + var proxyMode bool |
| 26 | + var serverMetadata string |
| 27 | + var shutdownDelay time.Duration |
| 28 | + var maxClients int |
| 29 | + var handoverTimeout time.Duration |
| 30 | + var releasesDir string |
| 31 | + |
| 32 | + cmd.Flags().StringVar(&clusterID, "cluster", "", "Databricks cluster ID (required)") |
| 33 | + cmd.MarkFlagRequired("cluster") |
| 34 | + cmd.Flags().DurationVar(&shutdownDelay, "shutdown-delay", 10*time.Minute, "Delay before shutting down the server after the last client disconnects") |
| 35 | + cmd.Flags().IntVar(&maxClients, "max-clients", 10, "Maximum number of SSH clients") |
| 36 | + |
| 37 | + cmd.Flags().BoolVar(&proxyMode, "proxy", false, "ProxyCommand mode") |
| 38 | + cmd.Flags().MarkHidden("proxy") |
| 39 | + cmd.Flags().StringVar(&serverMetadata, "metadata", "", "Metadata of the running SSH server (format: <user_name>,<port>)") |
| 40 | + cmd.Flags().MarkHidden("metadata") |
| 41 | + cmd.Flags().DurationVar(&handoverTimeout, "handover-timeout", 30*time.Minute, "How often the CLI should reconnect to the server with new auth") |
| 42 | + cmd.Flags().MarkHidden("handover-timeout") |
| 43 | + |
| 44 | + cmd.Flags().StringVar(&releasesDir, "releases-dir", "", "Directory for local SSH tunnel development releases") |
| 45 | + cmd.Flags().MarkHidden("releases-dir") |
| 46 | + |
| 47 | + cmd.PreRunE = root.MustWorkspaceClient |
| 48 | + cmd.RunE = func(cmd *cobra.Command, args []string) error { |
| 49 | + ctx := cmd.Context() |
| 50 | + client := cmdctx.WorkspaceClient(ctx) |
| 51 | + opts := ssh.ClientOptions{ |
| 52 | + ClusterID: clusterID, |
| 53 | + ProxyMode: proxyMode, |
| 54 | + ServerMetadata: serverMetadata, |
| 55 | + ShutdownDelay: shutdownDelay, |
| 56 | + MaxClients: maxClients, |
| 57 | + HandoverTimeout: handoverTimeout, |
| 58 | + ReleasesDir: releasesDir, |
| 59 | + AdditionalArgs: args, |
| 60 | + ClientPublicKeyName: "client-public-key", |
| 61 | + } |
| 62 | + return ssh.RunClient(ctx, client, opts) |
| 63 | + } |
| 64 | + |
| 65 | + return cmd |
| 66 | +} |
0 commit comments