Build devstack images
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1 changed files with 43 additions and 10 deletions
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@ -1,9 +1,10 @@
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#!/bin/bash
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# build_pxe_boot.sh - Create a PXE boot environment
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#
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# build_pxe_boot.sh destdir
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# build_pxe_boot.sh [-k kernel-version] destdir
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#
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# Assumes syslinux is installed
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# Assumes devstack files are in `pwd`/pxe
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# Only needs to run as root if the destdir permissions require it
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UBUNTU_MIRROR=http://archive.ubuntu.com/ubuntu/dists/natty/main/installer-amd64/current/images/netboot/ubuntu-installer/amd64
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@ -12,8 +13,15 @@ MEMTEST_VER=4.10
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MEMTEST_BIN=memtest86+-${MEMTEST_VER}.bin
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MEMTEST_URL=http://www.memtest.org/download/${MEMTEST_VER}/
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KVER=`uname -r`
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if [ "$1" = "-k" ]; then
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KVER=$2
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shift;shift
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fi
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DEST_DIR=${1:-/tmp}/tftpboot
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OPWD=`pwd`
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PROGDIR=`dirname $0`
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mkdir -p $DEST_DIR/pxelinux.cfg
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cd $DEST_DIR
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@ -31,17 +39,42 @@ MENU TITLE PXE Boot Menu
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EOF
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# Get Ubuntu netboot
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# Setup devstack boot
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mkdir -p $DEST_DIR/ubuntu
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cd $DEST_DIR/ubuntu
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wget -N --quiet $UBUNTU_MIRROR/linux
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wget -N --quiet $UBUNTU_MIRROR/initrd.gz
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if [ ! -d $OPWD/pxe ]; then
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mkdir -p $OPWD/pxe
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fi
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if [ ! -r $OPWD/pxe/vmlinuz-${KVER}-generic ]; then
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if [ ! -r /boot/vmlinuz-${KVER}-generic ]; then
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echo "No kernel found"
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else
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cp -p /boot/vmlinuz-${KVER}-generic $OPWD/pxe
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fi
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fi
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cp -p $OPWD/pxe/vmlinuz-${KVER}-generic $DEST_DIR/ubuntu
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if [ ! -r $OPWD/pxe/stack-initrd.gz ]; then
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$PROGDIR/build_pxe_ramdisk.sh $OPWD/pxe/stack-initrd.gz
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fi
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cp -p $OPWD/pxe/stack-initrd.gz $DEST_DIR/ubuntu
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cat >>$DEFAULT <<EOF
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LABEL devstack
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MENU LABEL ^devstack
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MENU DEFAULT
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KERNEL ubuntu/vmlinuz-$KVER-generic
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APPEND initrd=ubuntu/stack-initrd.gz ramdisk_size=2109600 root=/dev/ram0
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EOF
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# Get Ubuntu
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if [ -d $OPWD/pxe ]; then
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cp -p $OPWD/pxe/natty-min-initrd.gz $DEST_DIR/ubuntu
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fi
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cat >>$DEFAULT <<EOF
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LABEL ubuntu
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MENU LABEL Ubuntu Natty
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KERNEL ubuntu/linux
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APPEND initrd=ubuntu/initrd.gz
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MENU LABEL ^Ubuntu Natty
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KERNEL ubuntu/vmlinuz-$KVER-generic
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APPEND initrd=ubuntu/natty-base-initrd.gz ramdisk_size=419600 root=/dev/ram0
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EOF
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# Get Memtest
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@ -53,7 +86,7 @@ fi
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cat >>$DEFAULT <<EOF
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LABEL memtest
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MENU LABEL Memtest86+
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MENU LABEL ^Memtest86+
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KERNEL $MEMTEST_BIN
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EOF
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@ -74,7 +107,7 @@ EOF
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cat >>$DEFAULT <<EOF
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LABEL local
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MENU LABEL Local disk
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MENU LABEL ^Local disk
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MENU DEFAULT
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LOCALBOOT 0
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EOF
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