Disk image elements for deployment images of OpenStack
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#!/bin/bash
set -eux
function python_install() {
local svc_root=$1
local install_dir=$2
local system_site_packages=${3:-"False"}
local name=$(basename $install_dir)
local svc_manifest=$(get-pip-manifest $name)
SITE_PCKGS="--no-site-packages"
if [ $system_site_packages == "True" ]; then
SITE_PCKGS="--system-site-packages"
fi
mkdir -p $(dirname $install_dir)
virtualenv $SITE_PCKGS $install_dir
set +u
source $install_dir/bin/activate
set -u
# If given an exact deps list, use it, and upgrade to the local git service
if [ -n "$svc_manifest" ]; then
use-pip-manifest $svc_manifest
else
if [ -e $svc_root/requirements.txt ]; then
reqs=$svc_root/requirements.txt
elif [ -e $svc_root/tools/pip-requires ]; then
reqs=$svc_root/tools/pip-requires
else
reqs=""
fi
# bug #1201253 : virtualenv-1.10.1 embeds setuptools-0.9.8, which
# doesn't manage correctly HTTPS sockets when downloading pbr from
# https://pypi.python.org/simple/ if using http_proxy and
# https_proxy envvars
pip install -U 'setuptools>=1.0'
# bug #1293812 : Avoid easy_install triggering on pbr.
pip install -U 'pbr>=0.11'
if [ -n "$reqs" ] ; then
# Install requirements off source repo if the install type
# "source" has been specified and a cloned repo exists.
for i in $(cat $reqs | grep -v ^# | grep -v ^$ | awk -F'[=><]' '{print $1}') ; do
INSTALL_TYPE_VAR=DIB_INSTALLTYPE_${i//[^A-Za-z0-9]/_}
INSTALL_TYPE=${!INSTALL_TYPE_VAR:-source}
GIT_CLONE_DIR="/opt/stack/$i"
if [ "$INSTALL_TYPE" = "source" ] && [ -d "$GIT_CLONE_DIR" ] ; then
pip install $GIT_CLONE_DIR
fi
done
pip install -r $reqs
fi
fi
# Always replay this, as we cannot use the entry this would generate in the manifest
pip install $svc_root
# Write the manifest of what was installed
write-pip-manifest $name
set +u
deactivate
set -u
}
function install_os_service() {
local user=$1
local repo=$(echo $2 | sed 's/github.com/review.opendev.org/')
local branch=$3
local directory=$4
local system_site_packages=$5
id $user || useradd $user --system -d /var/run/$user -s /bin/false
install -d -m 0750 -o $user -g $user /etc/$user
local svc_root=/opt/stack/$user
local git_dir="--git-dir $svc_root/.git"
# if the repository is an absolute local path then
# we assume its present, on the correct branch and use it
# this would be the case when the source was retrieved by
# the source-repositories element
if [ "${repo:0:1}" = "/" ] ; then
python_install $repo $directory $system_site_packages
elif [ ! -e $svc_root ]; then
git clone --depth=1 -b $branch $repo $svc_root
python_install $svc_root $directory $system_site_packages
else
if ! git $git_dir remote -v | grep $repo; then
echo "ERROR: $svc_root exists and did not come from $repo"
exit 1
fi
actual_rev=$(git $git_dir show | head -1 | awk '{print $2}')
git $git_dir checkout $branch
expected_rev=$(git $git_dir show | head -1 | awk '{print $2}')
if [ "$expected_rev" != "$actual_rev" ]; then
echo "ERROR: $repo exists and is not on rev $branch"
exit 1
fi
fi
}
function usage() {
echo "options:"
echo " -h show usage and exit"
echo " -r service's git repo url"
echo " -b repo branch or ref (default 'master')"
echo " -i Optional: installation directory for the virtualenv."
echo " If not specified defaults to /opt/stack/venv/<service_name>."
echo " -u name of the service run-as user"
echo " -s enable --system-site-packages in the virtualenv."
}
user=
repo=
install_dir=
system_site_packages="False"
while getopts hsr:u:b:i: opt; do
case "$opt" in
u) user=$OPTARG;;
i) install_dir=$OPTARG;;
h) usage; exit 0;;
r) repo=$OPTARG;;
b) branch=$OPTARG;;
s) system_site_packages="True";;
\?) usage; exit 1;;
:) usage; exit 1;;
esac
done
branch=${branch:-master}
if [[ -z "$user" || -z "$repo" ]]; then
echo "missing required parameter"
exit 1
fi
if [[ -z "$install_dir" ]]; then
install_dir="/opt/stack/venvs/$user"
fi
install-packages python-dev git-core gcc libc6-dev libxml2-dev libxslt-dev libz-dev
install_os_service "$user" "$repo" "$branch" "$install_dir" "$system_site_packages"