add two parameters, privileged and mounts

docker/go-1.9.0/Dockerfile

@@ -0,0 +1,17 @@
+# Go cross compiler (xgo): Go 1.9
+# Copyright (c) 2017 Péter Szilágyi. All rights reserved.
+#
+# Released under the MIT license.
+
+FROM karalabe/xgo-base
+
+MAINTAINER Péter Szilágyi <[email protected]>
+
+# Configure the root Go distribution and bootstrap based on it
+ENV GO_VERSION 190
+
+RUN \
+  export ROOT_DIST=https://storage.googleapis.com/golang/go1.9.linux-amd64.tar.gz       && \
+  export ROOT_DIST_SHA=d70eadefce8e160638a9a6db97f7192d8463069ab33138893ad3bf31b0650a79 && \
+  \
+  $BOOTSTRAP_PURE

docker/go-1.9.1/Dockerfile

@@ -0,0 +1,17 @@
+# Go cross compiler (xgo): Go 1.9
+# Copyright (c) 2017 Péter Szilágyi. All rights reserved.
+#
+# Released under the MIT license.
+
+FROM karalabe/xgo-base
+
+MAINTAINER Péter Szilágyi <[email protected]>
+
+# Configure the root Go distribution and bootstrap based on it
+ENV GO_VERSION 191
+
+RUN \
+  export ROOT_DIST=https://storage.googleapis.com/golang/go1.9.1.linux-amd64.tar.gz     && \
+  export ROOT_DIST_SHA=07d81c6b6b4c2dcf1b5ef7c27aaebd3691cdb40548500941f92b221147c5d9c7 && \
+  \
+  $BOOTSTRAP_PURE

docker/go-1.9.x/Dockerfile

@@ -0,0 +1,8 @@
+# Go cross compiler (xgo): Wildcard layer to the latest 1.9 release
+# Copyright (c) 2017 Péter Szilágyi. All rights reserved.
+#
+# Released under the MIT license.
+
+FROM karalabe/xgo-1.9.1
+
+MAINTAINER Péter Szilágyi <[email protected]>

docker/go-latest/Dockerfile

@@ -3,6 +3,6 @@
 #
 # Released under the MIT license.
 
-FROM karalabe/xgo-1.8.x
+FROM karalabe/xgo-1.9.x
 
 MAINTAINER Péter Szilágyi <[email protected]>

xgo.go

@@ -53,6 +53,8 @@ var (
 	crossDeps   = flag.String("deps", "", "CGO dependencies (configure/make based archives)")
 	crossArgs   = flag.String("depsargs", "", "CGO dependency configure arguments")
 	targets     = flag.String("targets", "*/*", "Comma separated targets to build for")
+	privileged  = flag.Bool("privileged", false, "Flag for privileged container, by default, containers are unprivileged")
+	mountList   = flag.String("mounts", "", "User-defined mount directories, use ',' to separate. (host-path1:image-path1:ro,host-path2:image-path2:rw)")
 	dockerImage = flag.String("image", "", "Use custom docker image instead of official distribution")
 )
 
@@ -66,6 +68,8 @@ type ConfigFlags struct {
 	Dependencies string   // CGO dependencies (configure/make based archives)
 	Arguments    string   // CGO dependency configure arguments
 	Targets      []string // Targets to build for
+	Privileged   bool     // Flag for privileged container
+	MountList    []string // Mount directories
 }
 
 // Command line arguments to pass to go build
@@ -172,6 +176,8 @@ func main() {
 		Dependencies: *crossDeps,
 		Arguments:    *crossArgs,
 		Targets:      strings.Split(*targets, ","),
+		Privileged:   *privileged,
+		MountList:    strings.Split(*mountList, ","),
 	}
 	flags := &BuildFlags{
 		Verbose: *buildVerbose,
@@ -299,9 +305,15 @@ func compile(image string, config *ConfigFlags, flags *BuildFlags, folder string
 		"-e", fmt.Sprintf("FLAG_BUILDMODE=%s", flags.Mode),
 		"-e", "TARGETS=" + strings.Replace(strings.Join(config.Targets, " "), "*", ".", -1),
 	}
+	if config.Privileged {
+		args = append(args, "--privileged=true")
+	}
 	for i := 0; i < len(locals); i++ {
 		args = append(args, []string{"-v", fmt.Sprintf("%s:%s:ro", locals[i], mounts[i])}...)
 	}
+	for i := 0; i < len(config.MountList); i++ {
+		args = append(args, []string{"-v", config.MountList[i]}...)
+	}
 	args = append(args, []string{"-e", "EXT_GOPATH=" + strings.Join(paths, ":")}...)
 
 	args = append(args, []string{image, config.Repository}...)