openstack/devstack
Code Issues Proposed changes

Convert to use UEC images

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This commit is contained in:
Dean Troyer 2011-10-26 16:05:28 -05:00
parent 5cc7ebde67
commit f2a343b00f
1 changed files with 32 additions and 21 deletions
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53
tools/build_pxe_boot.sh
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@ -1,17 +1,11 @@
#!/bin/bash -e
# build_pxe_boot.sh - Create a PXE boot environment
#
# build_pxe_boot.sh [-k kernel-version] destdir
# build_pxe_boot.sh destdir
#
# Assumes syslinux is installed
# Only needs to run as root if the destdir permissions require it
KVER=`uname -r`
if [ "$1" = "-k" ]; then
KVER=$2
shift;shift
fi
DEST_DIR=${1:-/tmp}/tftpboot
PXEDIR=${PXEDIR:-/var/cache/devstack/pxe}
OPWD=`pwd`
@ -20,7 +14,7 @@ PROGDIR=`dirname $0`
mkdir -p $DEST_DIR/pxelinux.cfg
cd $DEST_DIR
for i in memdisk menu.c32 pxelinux.0; do
cp -p /usr/lib/syslinux/$i $DEST_DIR
cp -pu /usr/lib/syslinux/$i $DEST_DIR
done
CFG=$DEST_DIR/pxelinux.cfg/default
@ -38,20 +32,37 @@ mkdir -p $DEST_DIR/ubuntu
if [ ! -d $PXEDIR ]; then
mkdir -p $PXEDIR
fi
if [ ! -r $PXEDIR/vmlinuz-${KVER} ]; then
sudo chmod 644 /boot/vmlinuz-${KVER}
if [ ! -r /boot/vmlinuz-${KVER} ]; then
echo "No kernel found"
else
cp -p /boot/vmlinuz-${KVER} $PXEDIR
fi
fi
cp -p $PXEDIR/vmlinuz-${KVER} $DEST_DIR/ubuntu
if [ ! -r $PXEDIR/stack-initrd.gz ]; then
# Get image into place
if [ ! -r $PXEDIR/stack-initrd.img ]; then
cd $OPWD
sudo $PROGDIR/build_ramdisk.sh $PXEDIR/stack-initrd.gz
$PROGDIR/build_ramdisk.sh $PXEDIR/stack-initrd.img
fi
cp -p $PXEDIR/stack-initrd.gz $DEST_DIR/ubuntu
if [ ! -r $PXEDIR/stack-initrd.gz ]; then
gzip -1 -c $PXEDIR/stack-initrd.img >$PXEDIR/stack-initrd.gz
fi
cp -pu $PXEDIR/stack-initrd.gz $DEST_DIR/ubuntu
if [ ! -r $PXEDIR/vmlinuz-*-generic ]; then
MNTDIR=`mktemp -d --tmpdir mntXXXXXXXX`
mount -t ext4 -o loop $PXEDIR/stack-initrd.img $MNTDIR
if [ ! -r $MNTDIR/boot/vmlinuz-*-generic ]; then
echo "No kernel found"
umount $MNTDIR
rmdir $MNTDIR
exit 1
else
cp -pu $MNTDIR/boot/vmlinuz-*-generic $PXEDIR
fi
umount $MNTDIR
rmdir $MNTDIR
fi
# Get generic kernel version
KNAME=`basename $PXEDIR/vmlinuz-*-generic`
KVER=${KNAME#vmlinuz-}
cp -pu $PXEDIR/vmlinuz-$KVER $DEST_DIR/ubuntu
cat >>$CFG <<EOF
LABEL devstack
@ -63,7 +74,7 @@ EOF
# Get Ubuntu
if [ -d $PXEDIR -a -r $PXEDIR/natty-base-initrd.gz ]; then
cp -p $PXEDIR/natty-base-initrd.gz $DEST_DIR/ubuntu
cp -pu $PXEDIR/natty-base-initrd.gz $DEST_DIR/ubuntu
cat >>$CFG <<EOF
LABEL ubuntu