package main import ( "os" "os/signal" "github.com/mitchellh/cli" "github.com/mitchellh/packer/command" "github.com/mitchellh/packer/version" ) // Commands is the mapping of all the available Packer commands. var Commands map[string]cli.CommandFactory // CommandMeta is the Meta to use for the commands. This must be written // before the CLI is started. var CommandMeta *command.Meta const ErrorPrefix = "e:" const OutputPrefix = "o:" func init() { Commands = map[string]cli.CommandFactory{ "build": func() (cli.Command, error) { return &command.BuildCommand{ Meta: *CommandMeta, }, nil }, "fix": func() (cli.Command, error) { return &command.FixCommand{ Meta: *CommandMeta, }, nil }, "inspect": func() (cli.Command, error) { return &command.InspectCommand{ Meta: *CommandMeta, }, nil }, "push": func() (cli.Command, error) { return &command.PushCommand{ Meta: *CommandMeta, }, nil }, "validate": func() (cli.Command, error) { return &command.ValidateCommand{ Meta: *CommandMeta, }, nil }, "version": func() (cli.Command, error) { return &command.VersionCommand{ Meta: *CommandMeta, Revision: version.GitCommit, Version: version.Version, VersionPrerelease: version.VersionPrerelease, CheckFunc: commandVersionCheck, }, nil }, "plugin": func() (cli.Command, error) { return &command.PluginCommand{ Meta: *CommandMeta, }, nil }, } } // makeShutdownCh creates an interrupt listener and returns a channel. // A message will be sent on the channel 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 }