Browse code
build pxe env tweaks
Jesse Andrews authored on 2011/11/12 06:51:55Showing 2 changed files
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-#!/bin/bash -e |
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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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-# |
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-# Assumes syslinux is installed |
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-# Only needs to run as root if the destdir permissions require it |
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- |
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-DEST_DIR=${1:-/tmp}/tftpboot
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-PXEDIR=${PXEDIR:-/var/cache/devstack/pxe}
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-OPWD=`pwd` |
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-PROGDIR=`dirname $0` |
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- |
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-# Clean up any resources that may be in use |
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-cleanup() {
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- set +o errexit |
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- |
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- # Mop up temporary files |
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- if [ -n "$MNTDIR" -a -d "$MNTDIR" ]; then |
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- umount $MNTDIR |
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- rmdir $MNTDIR |
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- fi |
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- |
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- # Kill ourselves to signal any calling process |
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- trap 2; kill -2 $$ |
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-} |
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- |
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-trap cleanup SIGHUP SIGINT SIGTERM |
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- |
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-mkdir -p $DEST_DIR/pxelinux.cfg |
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-cd $DEST_DIR |
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-for i in memdisk menu.c32 pxelinux.0; do |
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- cp -pu /usr/lib/syslinux/$i $DEST_DIR |
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-done |
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- |
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-CFG=$DEST_DIR/pxelinux.cfg/default |
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-cat >$CFG <<EOF |
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-default menu.c32 |
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-prompt 0 |
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-timeout 0 |
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- |
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-MENU TITLE PXE Boot Menu |
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- |
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-EOF |
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- |
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-# Setup devstack boot |
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-mkdir -p $DEST_DIR/ubuntu |
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-if [ ! -d $PXEDIR ]; then |
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- mkdir -p $PXEDIR |
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-fi |
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- |
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-# Get image into place |
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-if [ ! -r $PXEDIR/stack-initrd.img ]; then |
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- cd $OPWD |
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- $PROGDIR/build_ramdisk.sh $PXEDIR/stack-initrd.img |
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-fi |
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-if [ ! -r $PXEDIR/stack-initrd.gz ]; then |
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- gzip -1 -c $PXEDIR/stack-initrd.img >$PXEDIR/stack-initrd.gz |
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-fi |
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-cp -pu $PXEDIR/stack-initrd.gz $DEST_DIR/ubuntu |
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- |
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-if [ ! -r $PXEDIR/vmlinuz-*-generic ]; then |
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- MNTDIR=`mktemp -d --tmpdir mntXXXXXXXX` |
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- mount -t ext4 -o loop $PXEDIR/stack-initrd.img $MNTDIR |
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- |
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- if [ ! -r $MNTDIR/boot/vmlinuz-*-generic ]; then |
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- echo "No kernel found" |
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- umount $MNTDIR |
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- rmdir $MNTDIR |
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- exit 1 |
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- else |
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- cp -pu $MNTDIR/boot/vmlinuz-*-generic $PXEDIR |
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- fi |
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- umount $MNTDIR |
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- rmdir $MNTDIR |
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-fi |
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- |
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-# Get generic kernel version |
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-KNAME=`basename $PXEDIR/vmlinuz-*-generic` |
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-KVER=${KNAME#vmlinuz-}
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-cp -pu $PXEDIR/vmlinuz-$KVER $DEST_DIR/ubuntu |
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-cat >>$CFG <<EOF |
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- |
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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 |
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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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- |
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-# Get Ubuntu |
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-if [ -d $PXEDIR -a -r $PXEDIR/natty-base-initrd.gz ]; then |
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- cp -pu $PXEDIR/natty-base-initrd.gz $DEST_DIR/ubuntu |
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- cat >>$CFG <<EOF |
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- |
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-LABEL ubuntu |
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- MENU LABEL ^Ubuntu Natty |
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- KERNEL ubuntu/vmlinuz-$KVER |
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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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-fi |
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- |
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-# Local disk boot |
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-cat >>$CFG <<EOF |
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- |
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-LABEL local |
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- MENU LABEL ^Local disk |
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- LOCALBOOT 0 |
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-EOF |
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new file mode 100755 |
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@@ -0,0 +1,112 @@ |
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+#!/bin/bash -e |
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+# build_pxe_env.sh - Create a PXE boot environment |
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+# |
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+# build_pxe_env.sh destdir |
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+# |
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+# Requires Ubuntu Oneiric |
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+# |
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+# Only needs to run as root if the destdir permissions require it |
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+ |
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+dpkg -l syslinux || apt-get install -y syslinux |
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+ |
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+DEST_DIR=${1:-/tmp}/tftpboot
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+PXEDIR=${PXEDIR:-/var/cache/devstack/pxe}
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+OPWD=`pwd` |
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+PROGDIR=`dirname $0` |
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+ |
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+# Clean up any resources that may be in use |
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+cleanup() {
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+ set +o errexit |
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+ |
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+ # Mop up temporary files |
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+ if [ -n "$MNTDIR" -a -d "$MNTDIR" ]; then |
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+ umount $MNTDIR |
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+ rmdir $MNTDIR |
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+ fi |
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+ |
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+ # Kill ourselves to signal any calling process |
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+ trap 2; kill -2 $$ |
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+} |
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+ |
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+trap cleanup SIGHUP SIGINT SIGTERM |
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+ |
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+mkdir -p $DEST_DIR/pxelinux.cfg |
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+cd $DEST_DIR |
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+for i in memdisk menu.c32 pxelinux.0; do |
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+ cp -pu /usr/lib/syslinux/$i $DEST_DIR |
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+done |
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+ |
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+CFG=$DEST_DIR/pxelinux.cfg/default |
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+cat >$CFG <<EOF |
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+default menu.c32 |
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+prompt 0 |
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+timeout 0 |
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+ |
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+MENU TITLE PXE Boot Menu |
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+ |
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+EOF |
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+ |
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+# Setup devstack boot |
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+mkdir -p $DEST_DIR/ubuntu |
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+if [ ! -d $PXEDIR ]; then |
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+ mkdir -p $PXEDIR |
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+fi |
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+ |
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+# Get image into place |
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+if [ ! -r $PXEDIR/stack-initrd.img ]; then |
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+ cd $OPWD |
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+ $PROGDIR/build_ramdisk.sh $PXEDIR/stack-initrd.img |
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+fi |
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+if [ ! -r $PXEDIR/stack-initrd.gz ]; then |
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+ gzip -1 -c $PXEDIR/stack-initrd.img >$PXEDIR/stack-initrd.gz |
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+fi |
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+cp -pu $PXEDIR/stack-initrd.gz $DEST_DIR/ubuntu |
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+ |
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+if [ ! -r $PXEDIR/vmlinuz-*-generic ]; then |
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+ MNTDIR=`mktemp -d --tmpdir mntXXXXXXXX` |
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+ mount -t ext4 -o loop $PXEDIR/stack-initrd.img $MNTDIR |
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+ |
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+ if [ ! -r $MNTDIR/boot/vmlinuz-*-generic ]; then |
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+ echo "No kernel found" |
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+ umount $MNTDIR |
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+ rmdir $MNTDIR |
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+ exit 1 |
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+ else |
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+ cp -pu $MNTDIR/boot/vmlinuz-*-generic $PXEDIR |
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+ fi |
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+ umount $MNTDIR |
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+ rmdir $MNTDIR |
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+fi |
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+ |
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+# Get generic kernel version |
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+KNAME=`basename $PXEDIR/vmlinuz-*-generic` |
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+KVER=${KNAME#vmlinuz-}
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+cp -pu $PXEDIR/vmlinuz-$KVER $DEST_DIR/ubuntu |
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+cat >>$CFG <<EOF |
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+ |
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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 |
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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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+ |
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+# Get Ubuntu |
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+if [ -d $PXEDIR -a -r $PXEDIR/natty-base-initrd.gz ]; then |
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+ cp -pu $PXEDIR/natty-base-initrd.gz $DEST_DIR/ubuntu |
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+ cat >>$CFG <<EOF |
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+ |
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+LABEL ubuntu |
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+ MENU LABEL ^Ubuntu Natty |
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+ KERNEL ubuntu/vmlinuz-$KVER |
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+ APPEND initrd=ubuntu/natty-base-initrd.gz ramdisk_size=419600 root=/dev/ram0 |
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+EOF |
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+fi |
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+ |
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+# Local disk boot |
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+cat >>$CFG <<EOF |
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+ |
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+LABEL local |
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+ MENU LABEL ^Local disk |
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+ LOCALBOOT 0 |
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+EOF |