multiple step version of building a ramdisk pxeboot installer

This commit is contained in:
Jesse Andrews 2011-09-28 02:30:57 -07:00
parent 0f6787cb3f
commit d31c4ea07b

108
build_pxe_ramdisk.sh Executable file
View file

@ -0,0 +1,108 @@
#!/bin/bash
if [ ! "$#" -eq "1" ]; then
echo "$0 builds a gziped natty openstack install"
echo "usage: $0 dest"
exit 1
fi
# Source params
source ./stackrc
# clean install of natty
if [ ! -d natty-base ]; then
debootstrap natty natty-base
# copy kernel modules...
# NOTE(ja): is there a better way to do this?
cp -pr /lib/modules/`uname -r` proto/lib/modules
cp files/sources.list natty-base/etc/apt/sources.list
chroot natty-base apt-get update
fi
# prime natty with as many apt/pips as we can
if [ ! -d primed ]; then
rsync -azH natty-base/ primed/
chroot primed apt-get install -y `cat files/apts/* | cut -d\# -f1 | egrep -v "(rabbitmq|libvirt-bin|mysql-server)"`
chroot primed pip install `cat files/pips/*`
# Create a stack user that is a member of the libvirtd group so that stack
# is able to interact with libvirt.
chroot primed groupadd libvirtd
chroot primed useradd stack -s /bin/bash -d /opt -G libvirtd
# a simple password - pass
echo stack:pass | chroot primed chpasswd
# and has sudo ability (in the future this should be limited to only what
# stack requires)
echo "stack ALL=(ALL) NOPASSWD: ALL" >> primed/etc/sudoers
fi
# clone git repositories onto the system
# ======================================
if [ ! -d cloned ]; then
rsync -azH primed/ cloned/
fi
# git clone only if directory doesn't exist already. Since ``DEST`` might not
# be owned by the installation user, we create the directory and change the
# ownership to the proper user.
function git_clone {
# clone new copy or fetch latest changes
CHECKOUT=cloned$2
if [ ! -d $CHECKOUT ]; then
mkdir -p $CHECKOUT
git clone $1 $CHECKOUT
else
pushd $CHECKOUT
git fetch
popd
fi
# FIXME(ja): checkout specified version (should works for branches and tags)
pushd $CHECKOUT
# checkout the proper branch/tag
git checkout $3
# force our local version to be the same as the remote version
git reset --hard origin/$3
popd
# give ownership to the stack user
chroot cloned/ chown -R stack $2
}
git_clone $NOVA_REPO /opt/stack/nova $NOVA_BRANCH
git_clone $GLANCE_REPO /opt/stack/glance $GLANCE_BRANCH
git_clone $KEYSTONE_REPO /opt/stack/keystone $KEYSTONE_BRANCH
git_clone $NOVNC_REPO /opt/stack/novnc $NOVNC_BRANCH
git_clone $DASH_REPO /opt/stack/dash $DASH_BRANCH
git_clone $NIXON_REPO /opt/stack/nixon $NIXON_BRANCH
git_clone $NOVACLIENT_REPO /opt/stack/python-novaclient $NOVACLIENT_BRANCH
git_clone $OPENSTACKX_REPO /opt/stack/openstackx $OPENSTACKX_BRANCH
git_clone $MUNIN_REPO /opt/stack/openstack-munin $MUNIN_BRANCH
# build a new image
BASE=build.$$
IMG=$BASE.img
MNT=$BASE/
# create a 2GB blank filesystem
dd if=/dev/zero of=$IMG bs=1024k count=2048
# force it to be initialized as ext2
mkfs.ext2 -F $IMG
# mount blank image loopback and load it
mkdir -p $MNT
mount -o loop $IMG $MNT
rsync -azH cloned/ $MNT
# umount and cleanup
umount $MNT
rmdir $MNT
# gzip into final location
gzip -1 $IMG -c > $1