devstack_custom/tools/setup_stack_user.sh

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#!/usr/bin/env bash
# Echo commands
set -o xtrace
# Exit on error to stop unexpected errors
set -o errexit
# Keep track of the current directory
TOOLS_DIR=$(cd $(dirname "$0") && pwd)
TOP_DIR=`cd $TOOLS_DIR/..; pwd`
# Change dir to top of devstack
cd $TOP_DIR
# Echo usage
usage() {
echo "Add stack user and keys"
echo ""
echo "Usage: $0 [full path to raw uec base image]"
}
# Make sure this is a raw image
if ! qemu-img info $1 | grep -q "file format: raw"; then
usage
exit 1
fi
# Mount the image
DEST=/opt/stack
STAGING_DIR=/tmp/`echo $1 | sed "s/\//_/g"`.stage.user
mkdir -p $STAGING_DIR
umount $STAGING_DIR || true
sleep 1
mount -t ext4 -o loop $1 $STAGING_DIR
mkdir -p $STAGING_DIR/$DEST
# Create a stack user that is a member of the libvirtd group so that stack
# is able to interact with libvirt.
chroot $STAGING_DIR groupadd libvirtd || true
chroot $STAGING_DIR useradd stack -s /bin/bash -d $DEST -G libvirtd || true
# a simple password - pass
echo stack:pass | chroot $STAGING_DIR chpasswd
# and has sudo ability (in the future this should be limited to only what
# stack requires)
echo "stack ALL=(ALL) NOPASSWD: ALL" >> $STAGING_DIR/etc/sudoers
# Gracefully cp only if source file/dir exists
function cp_it {
if [ -e $1 ] || [ -d $1 ]; then
cp -pRL $1 $2
fi
}
# Copy over your ssh keys and env if desired
cp_it ~/.ssh $STAGING_DIR/$DEST/.ssh
cp_it ~/.ssh/id_rsa.pub $STAGING_DIR/$DEST/.ssh/authorized_keys
cp_it ~/.gitconfig $STAGING_DIR/$DEST/.gitconfig
cp_it ~/.vimrc $STAGING_DIR/$DEST/.vimrc
cp_it ~/.bashrc $STAGING_DIR/$DEST/.bashrc
# Give stack ownership over $DEST so it may do the work needed
chroot $STAGING_DIR chown -R stack $DEST