bug 2017:修改安装程序，使6.0.42.41系统支持在fakeraid上安装

修改：      main/begin-install
	修改：      new_partition/interface_partition.py
	修改：      new_partition/parted_devices.py
	修改：      new_partition/partition_data.py
	修改：      operation/install_bootloader.sh
	修改：      text/get_instmode.sh

Signed-off-by: PengZhihui <zhihuipeng@linx-info.com>

main/begin-install

@@ -10,6 +10,20 @@ work_as_net_inst_server(){
     /etc/init.d/dhcp start
 }
 
+activate_dmraid(){
+    modprobe dm_mod
+    dmraid -p -ay
+    for i in $(dmraid -s -c);do
+        kpartx -a /dev/mapper/$i
+    done
+}
+
+dmraid=`cat /proc/cmdline | sed 's/.*dmraid=\([^ ]*\).*/\1/'`
+
+if [ "$(echo $dmraid |tr '[A-Z]' '[a-z]')" = "true" ];then
+    activate_dmraid
+fi
+
 #instmode=`cat /proc/cmdline | sed 's/.*instmode=\([^ ]*\).*/\1/'`
 source /usr/lib/new_install/text/get_instmode.sh
 
@@ -20,6 +34,7 @@ if [ -s /hdautoconf/autoinstall.xml ] ; then
     cd /usr/lib/new_install/text
     /usr/bin/python ../interface/ri_install.py
 fi
+
 if [ $instmode = 'Auto' ];then
     mkdir -pv /var/install/
     cp /usr/lib/new_install/xml/install.xml /var/install/install.xml
@@ -49,4 +64,3 @@ case $instmode in
 		echo "unknown select" ;;
 esac
 
-