255 lines
6.6 KiB
Bash
Executable File
255 lines
6.6 KiB
Bash
Executable File
#!/bin/bash
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# build_ramdisk.sh - Build RAM disk images
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# exit on error to stop unexpected errors
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set -o errexit
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if [ ! "$#" -eq "1" ]; then
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echo "$0 builds a gziped Ubuntu OpenStack install"
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echo "usage: $0 dest"
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exit 1
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fi
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# Clean up any resources that may be in use
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cleanup() {
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set +o errexit
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# Mop up temporary files
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if [ -n "$MNTDIR" -a -d "$MNTDIR" ]; then
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umount $MNTDIR
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rmdir $MNTDIR
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fi
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if [ -n "$DEV_FILE_TMP" -a -e "$DEV_FILE_TMP "]; then
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rm -f $DEV_FILE_TMP
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fi
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if [ -n "$IMG_FILE_TMP" -a -e "$IMG_FILE_TMP" ]; then
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rm -f $IMG_FILE_TMP
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fi
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# Release NBD devices
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if [ -n "$NBD" ]; then
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qemu-nbd -d $NBD
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fi
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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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trap cleanup SIGHUP SIGINT SIGTERM
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# Set up nbd
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modprobe nbd max_part=63
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# Echo commands
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set -o xtrace
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IMG_FILE=$1
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# Keep track of the current directory
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TOOLS_DIR=$(cd $(dirname "$0") && pwd)
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TOP_DIR=`cd $TOOLS_DIR/..; pwd`
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# Store cwd
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CWD=`pwd`
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cd $TOP_DIR
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# Source params
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source ./stackrc
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CACHEDIR=${CACHEDIR:-/opt/stack/cache}
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DEST=${DEST:-/opt/stack}
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# Configure the root password of the vm to be the same as ``ADMIN_PASSWORD``
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ROOT_PASSWORD=${ADMIN_PASSWORD:-password}
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# Base image (natty by default)
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DIST_NAME=${DIST_NAME:-natty}
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# Param string to pass to stack.sh. Like "EC2_DMZ_HOST=192.168.1.1 MYSQL_USER=nova"
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STACKSH_PARAMS=${STACKSH_PARAMS:-}
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# Option to use the version of devstack on which we are currently working
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USE_CURRENT_DEVSTACK=${USE_CURRENT_DEVSTACK:-1}
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# clean install
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if [ ! -r $CACHEDIR/$DIST_NAME-base.img ]; then
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$TOOLS_DIR/get_uec_image.sh $DIST_NAME $CACHEDIR/$DIST_NAME-base.img
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fi
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# Finds the next available NBD device
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# Exits script if error connecting or none free
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# map_nbd image
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# returns full nbd device path
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function map_nbd {
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for i in `seq 0 15`; do
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if [ ! -e /sys/block/nbd$i/pid ]; then
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NBD=/dev/nbd$i
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# Connect to nbd and wait till it is ready
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qemu-nbd -c $NBD $1
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if ! timeout 60 sh -c "while ! [ -e ${NBD}p1 ]; do sleep 1; done"; then
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echo "Couldn't connect $NBD"
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exit 1
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fi
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break
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fi
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done
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if [ -z "$NBD" ]; then
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echo "No free NBD slots"
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exit 1
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fi
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echo $NBD
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}
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# prime image with as many apt/pips as we can
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DEV_FILE=$CACHEDIR/$DIST_NAME-dev.img
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DEV_FILE_TMP=`mktemp $DEV_FILE.XXXXXX`
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if [ ! -r $DEV_FILE ]; then
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cp -p $CACHEDIR/$DIST_NAME-base.img $DEV_FILE_TMP
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NBD=`map_nbd $DEV_FILE_TMP`
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MNTDIR=`mktemp -d --tmpdir mntXXXXXXXX`
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mount -t ext4 ${NBD}p1 $MNTDIR
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cp -p /etc/resolv.conf $MNTDIR/etc/resolv.conf
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chroot $MNTDIR apt-get install -y --download-only `cat files/apts/* | grep NOPRIME | cut -d\# -f1`
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chroot $MNTDIR apt-get install -y --force-yes `cat files/apts/* | grep -v NOPRIME | cut -d\# -f1`
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chroot $MNTDIR pip install `cat files/pips/*`
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# Create a stack user that is a member of the libvirtd group so that stack
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# is able to interact with libvirt.
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chroot $MNTDIR groupadd libvirtd
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chroot $MNTDIR useradd stack -s /bin/bash -d $DEST -G libvirtd
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mkdir -p $MNTDIR/$DEST
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chroot $MNTDIR chown stack $DEST
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# a simple password - pass
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echo stack:pass | chroot $MNTDIR chpasswd
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echo root:$ROOT_PASSWORD | chroot $MNTDIR chpasswd
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# and has sudo ability (in the future this should be limited to only what
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# stack requires)
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echo "stack ALL=(ALL) NOPASSWD: ALL" >> $MNTDIR/etc/sudoers
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umount $MNTDIR
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rmdir $MNTDIR
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qemu-nbd -d $NBD
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NBD=""
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mv $DEV_FILE_TMP $DEV_FILE
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fi
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rm -f $DEV_FILE_TMP
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# clone git repositories onto the system
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# ======================================
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IMG_FILE_TMP=`mktemp $IMG_FILE.XXXXXX`
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if [ ! -r $IMG_FILE ]; then
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NBD=`map_nbd $DEV_FILE`
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# Pre-create the image file
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# FIXME(dt): This should really get the partition size to
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# pre-create the image file
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dd if=/dev/zero of=$IMG_FILE_TMP bs=1 count=1 seek=$((2*1024*1024*1024))
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# Create filesystem image for RAM disk
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dd if=${NBD}p1 of=$IMG_FILE_TMP bs=1M
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qemu-nbd -d $NBD
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NBD=""
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mv $IMG_FILE_TMP $IMG_FILE
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fi
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rm -f $IMG_FILE_TMP
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MNTDIR=`mktemp -d --tmpdir mntXXXXXXXX`
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mount -t ext4 -o loop $IMG_FILE $MNTDIR
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cp -p /etc/resolv.conf $MNTDIR/etc/resolv.conf
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# We need to install a non-virtual kernel and modules to boot from
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if [ ! -r "`ls $MNTDIR/boot/vmlinuz-*-generic | head -1`" ]; then
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chroot $MNTDIR apt-get install -y linux-generic
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fi
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# git clone only if directory doesn't exist already. Since ``DEST`` might not
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# be owned by the installation user, we create the directory and change the
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# ownership to the proper user.
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function git_clone {
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# clone new copy or fetch latest changes
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CHECKOUT=${MNTDIR}$2
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if [ ! -d $CHECKOUT ]; then
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mkdir -p $CHECKOUT
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git clone $1 $CHECKOUT
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else
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pushd $CHECKOUT
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git fetch
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popd
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fi
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# FIXME(ja): checkout specified version (should works for branches and tags)
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pushd $CHECKOUT
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# checkout the proper branch/tag
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git checkout $3
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# force our local version to be the same as the remote version
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git reset --hard origin/$3
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popd
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# give ownership to the stack user
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chroot $MNTDIR chown -R stack $2
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}
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git_clone $NOVA_REPO $DEST/nova $NOVA_BRANCH
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git_clone $GLANCE_REPO $DEST/glance $GLANCE_BRANCH
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git_clone $KEYSTONE_REPO $DEST/keystone $KEYSTONE_BRANCH
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git_clone $NOVNC_REPO $DEST/novnc $NOVNC_BRANCH
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git_clone $HORIZON_REPO $DEST/horizon $HORIZON_BRANCH
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git_clone $NOVACLIENT_REPO $DEST/python-novaclient $NOVACLIENT_BRANCH
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git_clone $OPENSTACKX_REPO $DEST/openstackx $OPENSTACKX_BRANCH
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# Use this version of devstack
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rm -rf $MNTDIR/$DEST/devstack
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cp -pr $CWD $MNTDIR/$DEST/devstack
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chroot $MNTDIR chown -R stack $DEST/devstack
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# Configure host network for DHCP
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mkdir -p $MNTDIR/etc/network
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cat > $MNTDIR/etc/network/interfaces <<EOF
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auto lo
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iface lo inet loopback
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auto eth0
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iface eth0 inet dhcp
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EOF
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# Set hostname
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echo "ramstack" >$MNTDIR/etc/hostname
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echo "127.0.0.1 localhost ramstack" >$MNTDIR/etc/hosts
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# Configure the runner
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RUN_SH=$MNTDIR/$DEST/run.sh
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cat > $RUN_SH <<EOF
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#!/usr/bin/env bash
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# Get IP range
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set \`ip addr show dev eth0 | grep inet\`
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PREFIX=\`echo \$2 | cut -d. -f1,2,3\`
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export FLOATING_RANGE="\$PREFIX.224/27"
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# Kill any existing screens
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killall screen
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# Run stack.sh
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cd $DEST/devstack && \$STACKSH_PARAMS ./stack.sh > $DEST/run.sh.log
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echo >> $DEST/run.sh.log
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echo >> $DEST/run.sh.log
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echo "All done! Time to start clicking." >> $DEST/run.sh.log
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EOF
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# Make the run.sh executable
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chmod 755 $RUN_SH
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chroot $MNTDIR chown stack $DEST/run.sh
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umount $MNTDIR
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rmdir $MNTDIR
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