Changeset 184 for drbl-virt/sbin/drbl_xen_patch.sh

Timestamp:

Aug 26, 2010, 2:14:50 PM (14 years ago)

Author:

rock

Message:

Modify: push arch

File:

• drbl-virt/sbin/drbl_xen_patch.sh (modified) (5 diffs)

drbl-virt/sbin/drbl_xen_patch.sh

@@ -18 +18 @@
 # == Shutdown all drbl client ==
 echo "Please check all client are shutdown !!!"
+echo "you can use /opt/drbl/sbin/dcs to shutdown."
 read -p "Push 'Enter' to continue......"
 
@@ -33 +34 @@
 
 # == Modify PXE booting menu ==
+# if menu doesn't has drbl-virt, then add it
+cat /opt/drbl/sbin/generate-pxe-menu | grep drbl-virt
+if [  $? != 0 ]; then
 # backup generate-pxe-menu
 cp /tftpboot/nbi_img/pxelinux.cfg/default /tftpboot/nbi_img/pxelinux.cfg/default.drbl-virt_bak
 cp /opt/drbl/sbin/generate-pxe-menu /opt/drbl/sbin/generate-pxe-menu.drbl-virt_bak
+
 generate_PXE_menu="/opt/drbl/sbin/generate-pxe-menu"
 declare -i modify_line=$(cat -n $generate_PXE_menu | grep 'label drbl' | awk 'NR==1 {print $1}')
@@ -58 +63 @@
 modify_line=$modify_line+1
 sed -i "${modify_line}i\ " $generate_PXE_menu
-
+fi
 
 # = 2. Patch DRBL initrd to support bridge =
 # == Patch /usr/bin/mkpxeinitrd-net (1)Xen network scripts (2)command (3)modules ==
-# backup
+# backup mkpxeinitrd-net. if already has "drbl-virt add", dones't sed
+cat /usr/bin/mkpxeinitrd-net | grep "drbl-virt add"
+if [ $? != 0 ]; then
 cp /usr/bin/mkpxeinitrd-net /usr/bin/mkpxeinitrd-net.drbl-virt_bak
 # copy Xen network scripts
@@ -81 +88 @@
 sed -i "${modify_line}icp -a --parents kernel/drivers/xen/netback/netloop.ko \$initrd/lib/modules/\$kernel_ver/" $modify_file
 
-# == Run Xen network-bridge in booting (/usr/lib/mkpxeinitrd-net/initrd-skel/linuxrc-or-init) ==
+# == Add start_xen_bridge.sh to run Xen network-bridge (/usr/lib/mkpxeinitrd-net/initrd-skel/linuxrc-or-init) ==
 cat <<EOF >/usr/lib/mkpxeinitrd-net/initrd-skel/bin/start_xen_bridge.sh
 #!/bin/bash
@@ -104 +111 @@
 bash /bin/network-bridge start netdev=\$NIC
 EOF
-# backup
-cp /usr/lib/mkpxeinitrd-net/initrd-skel/linuxrc-or-init /usr/lib/mkpxeinitrd-net/initrd-skel/linuxrc-or-init.drbl-virt_bak 
-declare -i modify_line=$(cat -n /usr/lib/mkpxeinitrd-net/initrd-skel/linuxrc-or-init | grep "# clean the tag file" | awk '{print $1}')
-modify_file="/usr/lib/mkpxeinitrd-net/initrd-skel/linuxrc-or-init"
+fi
+# == Run start_xen_bridge.sh when booting  ==
+cat linuxrc-or-init | grep "bash /bin/start_xen_bridge.sh"
+if [ $? !=0 ]; then
+    # backup linuxrc-or-init
+    cp /usr/lib/mkpxeinitrd-net/initrd-skel/linuxrc-or-init /usr/lib/mkpxeinitrd-net/initrd-skel/linuxrc-or-init.drbl-virt_bak 
+    declare -i modify_line=$(cat -n /usr/lib/mkpxeinitrd-net/initrd-skel/linuxrc-or-init | grep "# clean the tag file" | awk '{print $1}')
+    modify_file="/usr/lib/mkpxeinitrd-net/initrd-skel/linuxrc-or-init"
 
-sed -i "${modify_line}i# drbl-virt add" $modify_file
-modify_line=$modify_line+1
-sed -i "${modify_line}ibash /bin/start_xen_bridge.sh" $modify_file
+    sed -i "${modify_line}i# drbl-virt add" $modify_file
+    modify_line=$modify_line+1
+    sed -i "${modify_line}ibash /bin/start_xen_bridge.sh" $modify_file
+fi
+
 
 # = 3. enable xend xendomains daemon in DRBL Client =