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feat: add port-forward subcommand (#1350)

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This commit is contained in:
Dean Sheather
2022-05-19 00:10:40 +10:00
committed by GitHub
parent 76fc59aa79
commit 9141be3656
15 changed files with 1403 additions and 119 deletions
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cli/ssh.go
+87 -72
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@@ -50,94 +50,23 @@ func ssh() *cobra.Command {
return err
}
var workspace codersdk.Workspace
var workspaceParts []string
if shuffle {
err := cobra.ExactArgs(0)(cmd, args)
if err != nil {
return err
}
workspaces, err := client.WorkspacesByOwner(cmd.Context(), organization.ID, codersdk.Me)
if err != nil {
return err
}
if len(workspaces) == 0 {
return xerrors.New("no workspaces to shuffle")
}
idx, err := cryptorand.Intn(len(workspaces))
if err != nil {
return err
}
workspace = workspaces[idx]
} else {
err := cobra.MinimumNArgs(1)(cmd, args)
if err != nil {
return err
}
workspaceParts = strings.Split(args[0], ".")
workspace, err = client.WorkspaceByOwnerAndName(cmd.Context(), organization.ID, codersdk.Me, workspaceParts[0])
if err != nil {
return err
}
}
if workspace.LatestBuild.Transition != database.WorkspaceTransitionStart {
return xerrors.New("workspace must be in start transition to ssh")
}
if workspace.LatestBuild.Job.CompletedAt == nil {
err = cliui.WorkspaceBuild(cmd.Context(), cmd.ErrOrStderr(), client, workspace.LatestBuild.ID, workspace.CreatedAt)
if err != nil {
return err
}
}
if workspace.LatestBuild.Transition == database.WorkspaceTransitionDelete {
return xerrors.New("workspace is deleting...")
}
resources, err := client.WorkspaceResourcesByBuild(cmd.Context(), workspace.LatestBuild.ID)
workspace, agent, err := getWorkspaceAndAgent(cmd, client, organization.ID, codersdk.Me, args[0], shuffle)
if err != nil {
return err
}
agents := make([]codersdk.WorkspaceAgent, 0)
for _, resource := range resources {
agents = append(agents, resource.Agents...)
}
if len(agents) == 0 {
return xerrors.New("workspace has no agents")
}
var agent codersdk.WorkspaceAgent
if len(workspaceParts) >= 2 {
for _, otherAgent := range agents {
if otherAgent.Name != workspaceParts[1] {
continue
}
agent = otherAgent
break
}
if agent.ID == uuid.Nil {
return xerrors.Errorf("agent not found by name %q", workspaceParts[1])
}
}
if agent.ID == uuid.Nil {
if len(agents) > 1 {
if !shuffle {
return xerrors.New("you must specify the name of an agent")
}
idx, err := cryptorand.Intn(len(agents))
if err != nil {
return err
}
agent = agents[idx]
} else {
agent = agents[0]
}
}
// OpenSSH passes stderr directly to the calling TTY.
// This is required in "stdio" mode so a connecting indicator can be displayed.
err = cliui.Agent(cmd.Context(), cmd.ErrOrStderr(), cliui.AgentOptions{
@@ -233,6 +162,92 @@ func ssh() *cobra.Command {
return cmd
}
// getWorkspaceAgent returns the workspace and agent selected using either the
// `<workspace>[.<agent>]` syntax via `in` or picks a random workspace and agent
// if `shuffle` is true.
func getWorkspaceAndAgent(cmd *cobra.Command, client *codersdk.Client, orgID uuid.UUID, userID string, in string, shuffle bool) (codersdk.Workspace, codersdk.WorkspaceAgent, error) { //nolint:revive
ctx := cmd.Context()
var (
workspace codersdk.Workspace
workspaceParts = strings.Split(in, ".")
err error
)
if shuffle {
workspaces, err := client.WorkspacesByOwner(cmd.Context(), orgID, userID)
if err != nil {
return codersdk.Workspace{}, codersdk.WorkspaceAgent{}, err
}
if len(workspaces) == 0 {
return codersdk.Workspace{}, codersdk.WorkspaceAgent{}, xerrors.New("no workspaces to shuffle")
}
workspace, err = cryptorand.Element(workspaces)
if err != nil {
return codersdk.Workspace{}, codersdk.WorkspaceAgent{}, err
}
} else {
workspace, err = client.WorkspaceByOwnerAndName(cmd.Context(), orgID, userID, workspaceParts[0])
if err != nil {
return codersdk.Workspace{}, codersdk.WorkspaceAgent{}, err
}
}
if workspace.LatestBuild.Transition != database.WorkspaceTransitionStart {
return codersdk.Workspace{}, codersdk.WorkspaceAgent{}, xerrors.New("workspace must be in start transition to ssh")
}
if workspace.LatestBuild.Job.CompletedAt == nil {
err := cliui.WorkspaceBuild(ctx, cmd.ErrOrStderr(), client, workspace.LatestBuild.ID, workspace.CreatedAt)
if err != nil {
return codersdk.Workspace{}, codersdk.WorkspaceAgent{}, err
}
}
if workspace.LatestBuild.Transition == database.WorkspaceTransitionDelete {
return codersdk.Workspace{}, codersdk.WorkspaceAgent{}, xerrors.Errorf("workspace %q is being deleted", workspace.Name)
}
resources, err := client.WorkspaceResourcesByBuild(ctx, workspace.LatestBuild.ID)
if err != nil {
return codersdk.Workspace{}, codersdk.WorkspaceAgent{}, xerrors.Errorf("fetch workspace resources: %w", err)
}
agents := make([]codersdk.WorkspaceAgent, 0)
for _, resource := range resources {
agents = append(agents, resource.Agents...)
}
if len(agents) == 0 {
return codersdk.Workspace{}, codersdk.WorkspaceAgent{}, xerrors.Errorf("workspace %q has no agents", workspace.Name)
}
var agent codersdk.WorkspaceAgent
if len(workspaceParts) >= 2 {
for _, otherAgent := range agents {
if otherAgent.Name != workspaceParts[1] {
continue
}
agent = otherAgent
break
}
if agent.ID == uuid.Nil {
return codersdk.Workspace{}, codersdk.WorkspaceAgent{}, xerrors.Errorf("agent not found by name %q", workspaceParts[1])
}
}
if agent.ID == uuid.Nil {
if len(agents) > 1 {
if !shuffle {
return codersdk.Workspace{}, codersdk.WorkspaceAgent{}, xerrors.New("you must specify the name of an agent")
}
agent, err = cryptorand.Element(agents)
if err != nil {
return codersdk.Workspace{}, codersdk.WorkspaceAgent{}, err
}
} else {
agent = agents[0]
}
}
return workspace, agent, nil
}
// Attempt to poll workspace autostop. We write a per-workspace lockfile to
// avoid spamming the user with notifications in case of multiple instances
// of the CLI running simultaneously.