add support for docker-based 'mocha suv new'

mocha-suv/common/libexec/mocha-suv

@@ -5,6 +5,7 @@
 # mocha suv down
 # mocha suv new
 
+
 USE_VAGRANT="false"
 VAGRANT_MOCHADIR=~/Documents/Vagrant/mocha
 VAGRANT_MACHINESDIR=$VAGRANT_MOCHADIR/machines
@@ -288,20 +289,55 @@ elif [ "$1" == "delete" ]; then
 
 elif [ "$1" == "new" ]; then
 
-	cd $VAGRANT_MOCHADIR
+	shift;
 
-	BGS=""
+	BACKEND="vagrant"
-	if [ "$USE_VAGRANT" == "true" ]; then
+	
-		BGS="$BGS --use-vagrant"
+	while true; do
-	fi
+		case "$1" in
-	if [ "$2" == "--transient" ]; then
+			-b | --backend ) BACKEND="$2"; shift 2 ;;
-		BGS="$BGS --transient"
+			-- ) shift; break ;;
-	fi
+			* ) break ;;
-	if [ "$2" == "--unattended" ]; then
+		esac
-		BGS="$BGS --unattended"
+	done
-	fi
 
-	./provision $BGS
+	if [ "$BACKEND" == "vagrant" ]; then
+
+		command -v vagrant 2>&1 >/dev/null
+		Q=$?
+
+		if [ $Q -eq 1 ]; then
+
+			echo "error: backend 'vagrant' not found"
+
+		else
+
+			cd $VAGRANT_MOCHADIR
+
+			BGS=""
+			if [ "$USE_VAGRANT" == "true" ]; then
+				BGS="$BGS --use-vagrant"
+			fi
+			if [ "$2" == "--transient" ]; then
+				BGS="$BGS --transient"
+			fi
+			if [ "$2" == "--unattended" ]; then
+				BGS="$BGS --unattended"
+			fi
+
+			./provision $BGS
+
+		fi
+
+	elif [ "$BACKEND" == "docker" ]; then
+
+		/usr/lib/mocha/docker/docker-run
+
+	else
+	
+		echo "unknown backend '$BACKEND'"
+
+	fi
 
 else
 	echo "usage: mocha suv new [--transient] | (up|down|shell|delete MACHINENAME) | list"