command/build: -color [GH-1433]

CHANGELOG.md

@@ -15,8 +15,6 @@ FEATURES:
       Packer will look in the PWD and the directory with `packer` for
       binaries named `packer-TYPE-NAME`.
   * builder/docker: Images can now be committed instead of exported. [GH-1198]
-  * builder/docker: Can now specify login credentials to pull images.
-  * builder/docker: Support mounting additional volumes. [GH-1430]
   * builder/virtualbox-ovf: New `import_flags` setting can be used to add
       new command line flags to `VBoxManage import` to allow things such
       as EULAs to be accepted. [GH-1383]
@@ -25,7 +23,6 @@ FEATURES:
   * builder/vmware: VMware Player 6 is now supported. [GH-1168]
   * builder/vmware-vmx: Boot commands and the HTTP server are supported.
       [GH-1169]
-  * post-processor/docker-push: Can now specify login credentials. [GH-1243]
 
 IMPROVEMENTS:
 
@@ -37,6 +34,8 @@ IMPROVEMENTS:
   * builder/amazon-instance: EBS AMIs can be used as a source. [GH-1453]
   * builder/digitalocean: Can set API URL endpoint. [GH-1448]
   * builder/digitalocean: Region supports variables. [GH-1452]
+  * builder/docker: Can now specify login credentials to pull images.
+  * builder/docker: Support mounting additional volumes. [GH-1430]
   * builder/parallels/all: Path to tools ISO is calculated automatically. [GH-1455]
   * builder/parallels-pvm: `reassign_mac` option to choose wehther or not
       to generate a new MAC address. [GH-1461]
@@ -44,6 +43,8 @@ IMPROVEMENTS:
   * builder/qemu: Can specify "tcg" acceleration type. [GH-1395]
   * builder/virtualbox/all: `iso_interface` option to mount ISO with SATA. [GH-1200]
   * builder/vmware-vmx: Proper `floppy_files` support. [GH-1057]
+  * command/build: Add `-color=false` flag to disable color. [GH-1433]
+  * post-processor/docker-push: Can now specify login credentials. [GH-1243]
 
 BUG FIXES:
 

command/build/command.go

@@ -21,13 +21,12 @@ func (Command) Help() string {
 }
 
 func (c Command) Run(env packer.Environment, args []string) int {
-	var cfgDebug bool
+	var cfgColor, cfgDebug, cfgForce, cfgParallel bool
-	var cfgForce bool
-	var cfgParallel bool
 	buildOptions := new(cmdcommon.BuildOptions)
 
 	cmdFlags := flag.NewFlagSet("build", flag.ContinueOnError)
 	cmdFlags.Usage = func() { env.Ui().Say(c.Help()) }
+	cmdFlags.BoolVar(&cfgColor, "color", true, "enable or disable color")
 	cmdFlags.BoolVar(&cfgDebug, "debug", false, "debug mode for builds")
 	cmdFlags.BoolVar(&cfgForce, "force", false, "force a build if artifacts exist")
 	cmdFlags.BoolVar(&cfgParallel, "parallel", true, "enable/disable parallelization")
@@ -95,10 +94,14 @@ func (c Command) Run(env packer.Environment, args []string) int {
 
 	buildUis := make(map[string]packer.Ui)
 	for i, b := range builds {
-		ui := &packer.ColoredUi{
+		var ui packer.Ui
+		ui = env.Ui()
+		if cfgColor {
+			ui = &packer.ColoredUi{
 				Color: colors[i%len(colors)],
 				Ui:    env.Ui(),
 			}
+		}
 
 		buildUis[b.Name()] = ui
 		ui.Say(fmt.Sprintf("%s output will be in this color.", b.Name()))

website/source/docs/command-line/build.html.markdown

@@ -12,6 +12,8 @@ artifacts that are created will be outputted at the end of the build.
 
 ## Options
 
+* `-color=false` - Disables colorized output. Enabled by default.
+
 * `-debug` - Disables parallelization and enables debug mode. Debug mode flags
   the builders that they should output debugging information. The exact behavior
   of debug mode is left to the builder. In general, builders usually will stop