Function newMCPCmd

cmd/root/mcp.go:23–49

()

}

func newMCPCmd() *cobra.Command {
	var flags mcpFlags

	cmd := &cobra.Command{
		Use:   "mcp <agent-file>|<registry-ref>",
		Short: "Start an agent as an MCP (Model Context Protocol) server",
		Long:  "Start an MCP server that exposes the agent via the Model Context Protocol. By default, uses stdio transport. Use --http to start a streaming HTTP server instead. Use --attach to expose a running TUI's session instead of an agent file.",
		Example: `  docker-agent serve mcp ./agent.yaml
  docker-agent serve mcp ./team.yaml
  docker-agent serve mcp agentcatalog/pirate
  docker-agent serve mcp ./agent.yaml --http --listen 127.0.0.1:9090
  docker-agent serve mcp --attach`,
		Args: cobra.MaximumNArgs(1),
		RunE: flags.runMCPCommand,
	}

	cmd.PersistentFlags().StringVarP(&flags.agentName, "agent", "a", "", "Name of the agent to run (all agents if not specified)")
	cmd.PersistentFlags().BoolVar(&flags.http, "http", false, "Use streaming HTTP transport instead of stdio")
	cmd.PersistentFlags().StringVarP(&flags.listenAddr, "listen", "l", "127.0.0.1:8081", "Address to listen on")
	cmd.PersistentFlags().StringVar(&flags.attach, "attach", "", "Attach to a running TUI run by pid, address, or session id (or empty for the most recent)")
	cmd.PersistentFlags().Lookup("attach").NoOptDefVal = "latest"
	cmd.PersistentFlags().StringVar(&flags.runConfig.MCPToolName, "tool-name", "", "Override the MCP tool identifier clients call (defaults to agent name); only valid when exposing a single agent")
	cmd.PersistentFlags().DurationVar(&flags.runConfig.MCPKeepAlive, "mcp-keepalive", 0, "Interval between MCP keep-alive pings (e.g. 30s); 0 disables keep-alive")
	addRuntimeConfigFlags(cmd, &flags.runConfig)

	return cmd
}

func (f *mcpFlags) runMCPCommand(cmd *cobra.Command, args []string) (commandErr error) {
	ctx := cmd.Context()