| 1 | #!/bin/bash |
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| 2 | # Program: |
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| 3 | # Path DRBL evironment to support KVM |
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| 4 | # Author: |
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| 5 | # Jazz, Rock {jazz, rock}@nchc.org.tw |
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| 6 | # Version: |
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| 7 | # 1.0 |
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| 8 | # History: |
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| 9 | # 2010/10/18 Rock First release (1.0) |
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| 10 | |
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| 11 | # [Source] |
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| 12 | source /opt/drbl-virt/conf/drbl-virt.conf |
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| 13 | source $Work_Path/functions_drbl_virt |
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| 14 | |
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| 15 | # [Main] |
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| 16 | # = 1. Patch DRBL xen env for client = |
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| 17 | # == Shutdown all drbl client == |
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| 18 | echo -e "\nPlease shutdown all drbl client !!!" |
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| 19 | echo "You can use /opt/drbl/sbin/dcs to shutdown." |
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| 20 | read -p "Push [Enter] to continue......" |
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| 21 | |
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| 22 | # == check KVM Kernel version |
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| 23 | check_kvm |
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| 24 | echo $KVM_Kernel > $Work_Home/etc/KVM_Kernel |
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| 25 | |
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| 26 | # == Modify PXE booting menu == |
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| 27 | # if menu doesn't has drbl-virt, then add it |
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| 28 | cat /opt/drbl/sbin/generate-pxe-menu | grep "label drbl-virt" >> /dev/null |
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| 29 | if [ $? != 0 ]; then |
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| 30 | # backup generate-pxe-menu |
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| 31 | cp /tftpboot/nbi_img/pxelinux.cfg/default /tftpboot/nbi_img/pxelinux.cfg/default.drbl-virt_bak |
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| 32 | cp /opt/drbl/sbin/generate-pxe-menu /opt/drbl/sbin/generate-pxe-menu.drbl-virt_bak |
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| 33 | |
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| 34 | generate_PXE_menu="/opt/drbl/sbin/generate-pxe-menu" |
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| 35 | declare -i modify_line=$(cat -n $generate_PXE_menu | grep 'label drbl' | awk 'NR==1 {print $1}') |
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| 36 | # delete default |
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| 37 | sed -i 's/^ MENU DEFAULT/ # MENU DEFAULT/g' $generate_PXE_menu |
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| 38 | # modify menu |
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| 39 | sed -i "${modify_line}i\label drbl-virt" $generate_PXE_menu |
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| 40 | modify_line=$modify_line+1 |
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| 41 | sed -i "${modify_line}i\ MENU DEFAULT" $generate_PXE_menu |
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| 42 | modify_line=$modify_line+1 |
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| 43 | sed -i "${modify_line}i\ # MENU HIDE" $generate_PXE_menu |
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| 44 | modify_line=$modify_line+1 |
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| 45 | sed -i "${modify_line}i\ MENU LABEL DRBL-Virtualization (KVM $KVM_Kernel)" $generate_PXE_menu |
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| 46 | modify_line=$modify_line+1 |
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| 47 | sed -i "${modify_line}i\ kernel vmlinuz-pxe" $generate_PXE_menu |
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| 48 | modify_line=$modify_line+1 |
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| 49 | sed -i "${modify_line}i\ append initrd=initrd-pxe.img devfs=nomount drblthincli=off selinux=0 nomodeset" $generate_PXE_menu |
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| 50 | modify_line=$modify_line+1 |
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| 51 | sed -i "${modify_line}i\ TEXT HELP" $generate_PXE_menu |
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| 52 | modify_line=$modify_line+1 |
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| 53 | sed -i "${modify_line}i\ ENDTEXT" $generate_PXE_menu |
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| 54 | modify_line=$modify_line+1 |
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| 55 | sed -i "${modify_line}i\ " $generate_PXE_menu |
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| 56 | fi |
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| 57 | |
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| 58 | |
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| 59 | # = 2. Patch DRBL initrd to support bridge = |
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| 60 | # == Patch /usr/bin/mkpxeinitrd-net (1)Xen network scripts (2)command (3)modules == |
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| 61 | # backup mkpxeinitrd-net. if already has "drbl-virt add", doesn't sed |
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| 62 | source $Work_Path/drbl_bridge_kvm_patch |
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| 63 | |
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| 64 | |
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| 65 | # = 3. Load KVM module when booting = |
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| 66 | if [ -e /opt/drbl/conf/client-extra-service ]; then |
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| 67 | grep 'service_extra_added="kvm"' /opt/drbl/conf/client-extra-service |
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| 68 | if [ $? -eq 1 ]; then |
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| 69 | echo 'service_extra_added="kvm"' >> /opt/drbl/conf/client-extra-service |
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| 70 | fi |
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| 71 | else |
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| 72 | echo 'service_extra_added="kvm"' > /opt/drbl/conf/client-extra-service |
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| 73 | fi |
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| 74 | # for Debian & Ubuntu |
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| 75 | #if [ -e /etc/modules ]; then |
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| 76 | # grep kvm /etc/modules |
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| 77 | # if [ $? -eq 1 ]; then |
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| 78 | # echo "kvm" >> /etc/modules |
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| 79 | # fi |
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| 80 | # for CentOS & Fedora |
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| 81 | #elif [ -e /etc/sysconfig/modules ]; then |
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| 82 | # grep -r "modprobe kvm" /etc/sysconfig/modules/ |
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| 83 | # if [ $? -eq 1 ]; then |
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| 84 | # cat > /etc/sysconfig/modules/kvm.modules << EOF |
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| 85 | ##!/bin/sh |
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| 86 | #echo -n "Loading kvm module..." |
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| 87 | #if \$(/sbin/modprobe kvm) |
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| 88 | # then |
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| 89 | # echo "[SUCCESS]:" |
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| 90 | # else |
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| 91 | # echo "[FAILURE]:" |
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| 92 | #fi |
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| 93 | #EOF |
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| 94 | # chmod +x /etc/sysconfig/modules/kvm.modules |
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| 95 | # fi |
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| 96 | #fi |
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| 97 | |
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| 98 | # = 4. Copy xen kernel & initrd to /home/domains = |
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| 99 | if [ ! -e /home/domains ]; then |
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| 100 | mkdir /home/domains |
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| 101 | fi |
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| 102 | cp /tftpboot/nbi_img/vmlinuz-pxe /home/domains |
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| 103 | cp /tftpboot/nbi_img/initrd-pxe.img /home/domains |
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| 104 | |
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| 105 | |
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