Add support for extra mount

internal/command/container.go

@@ -24,7 +24,8 @@ type baseEngine struct {
 	env  map[string]string // Env is the list of custom env variable to set. Specified as "KEY=VALUE"
 	tags []string          // Tags defines the tags to use
 
-	vol volume.Volume
+	vol        volume.Volume
+	extraMount string
 }
 
 type containerImage interface {

internal/command/context.go

@@ -62,7 +62,7 @@ type Context struct {
 	NoProjectUpload  bool   // NoProjectUpload if true, the build will be done with the artifact already stored on S3
 	NoResultDownload bool   // NoResultDownload if true, the result of the build will be left on S3 and not downloaded locally
 	NoNetwork        bool   // NoNetwork if true, the build will be done without network access
-
+	ExtraMount       string //ExtraMount if is set, mount this directories Ex: FROM|TO,FROM2|TO2
 	//Build context
 	BuildMode string // The -buildmode argument to pass to go build
 
@@ -149,6 +149,7 @@ func makeDefaultContext(flags *CommonFlags, args []string) (Context, error) {
 		Volume:           vol,
 		Pull:             flags.Pull,
 		Release:          flags.Release,
+		ExtraMount:       flags.ExtraMount,
 	}
 
 	if flags.AppBuild <= 0 {

internal/command/docker.go

@@ -33,9 +33,10 @@ type localContainerEngine struct {
 func newLocalContainerEngine(context Context) (containerEngine, error) {
 	return &localContainerEngine{
 		baseEngine: baseEngine{
-			env:  context.Env,
-			tags: context.Tags,
-			vol:  context.Volume,
+			env:        context.Env,
+			tags:       context.Tags,
+			vol:        context.Volume,
+			extraMount: context.ExtraMount,
 		},
 		engine:       &context.Engine,
 		pull:         context.Pull,
@@ -113,6 +114,16 @@ func (i *localContainerImage) cmd(vol volume.Volume, opts options, cmdArgs []str
 		args = append(args, "-v", fmt.Sprintf(mountFormat, mountPoint.localHost, mountPoint.inContainer))
 	}
 
+	//Apply extra mount if is set.
+	if i.runner.baseEngine.extraMount != "" {
+		paths := strings.Split(i.runner.baseEngine.extraMount, ",")
+
+		for _, m := range paths {
+			parts := strings.Split(m, ":")
+			args = append(args, "-v", fmt.Sprintf(mountFormat, parts[0], parts[1]))
+		}
+	}
+
 	arch := "amd64"
 	if runtime.GOARCH == "arm64" && (runtime.GOOS != "darwin" || i.os != "android") {
 		// If we are running on arm64, we should have arm64 image to avoid using emulation

internal/command/flag.go

@@ -71,6 +71,8 @@ type CommonFlags struct {
 	Pull bool
 	// DockerRegistry changes the pull/push docker registry (defualt docker.io)
 	DockerRegistry string
+	//Extra mount
+	ExtraMount string
 }
 
 // newCommonFlags defines all the flags for the shared options
@@ -136,6 +138,7 @@ func newCommonFlags() (*CommonFlags, error) {
 	flagSet.BoolVar(&flags.Pull, "pull", false, "Attempt to pull a newer version of the docker image")
 	flagSet.StringVar(&flags.DockerRegistry, "docker-registry", "docker.io", "The docker registry to be used instead of dockerhub (only used with defualt docker images)")
 	flagSet.BoolVar(&flags.NoNetwork, "no-network", false, "If set, the build will be done without network access")
+	flagSet.StringVar(&flags.ExtraMount, "extra-mount", "", "If set, mount extra volumes on docker")
 	return flags, nil
 }