package main import ( "github.com/hashicorp/consul/command" "github.com/hashicorp/consul/command/agent" "github.com/mitchellh/cli" "os" "os/signal" ) // Commands is the mapping of all the available Serf commands. var Commands map[string]cli.CommandFactory func init() { ui := &cli.BasicUi{Writer: os.Stdout} Commands = map[string]cli.CommandFactory{ "agent": func() (cli.Command, error) { return &agent.Command{ Ui: ui, ShutdownCh: make(chan struct{}), }, nil }, "version": func() (cli.Command, error) { return &command.VersionCommand{ Revision: GitCommit, Version: Version, VersionPrerelease: VersionPrerelease, Ui: ui, }, nil }, } } // makeShutdownCh returns a channel that can be used for shutdown // notifications for commands. This channel will send a message for every // interrupt received. func makeShutdownCh() <-chan struct{} { resultCh := make(chan struct{}) signalCh := make(chan os.Signal, 4) signal.Notify(signalCh, os.Interrupt) go func() { for { <-signalCh resultCh <- struct{}{} } }() return resultCh }