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#!/bin/sh
# enable_ipdb.sh
# This script installs modules needed for using IPython debug shell in a
# Bitmask bundle directory. It uses a python virtual environment in which it
# installs needed modules and then links them into the appropriate directory
# inside the bundle directory.
# Copyright (C) 2013 LEAP
#
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program. If not, see <http://www.gnu.org/licenses/>.
MODULES="ast.py runpy.py"
SITE_MODULES="ipdb IPython simplegeneric.py decorator.py pexpect"
if [ $# != 1 ]; then
echo "Usage: $0 bundle_path"
exit 1
fi
BUNDLE_PATH=`echo $1 | sed -e "s/\/\$//"`
BUNDLE_LIB=${BUNDLE_PATH}/lib
BUNDLE_VENV=${BUNDLE_PATH}/.venv
function check_bundle_dirs() {
if [ ! -d ${BUNDLE_PATH} ]; then
echo "Argument ${BUNDLE_PATH} is not a directory."
exit 2
fi
if [ ! -d ${BUNDLE_LIB} ]; then
echo "Expected library directory ${BUNDLE_LIB} is not a directory."
exit 2
fi
if [ ! -w ${BUNDLE_LIB} ]; then
echo "Directory ${BUNDLE_LIB} is not writable."
exit 2
fi
}
function confirm_installation() {
echo -n "Are you sure you want to enable IPython debugger in ${BUNDLE_PATH} (y/N)? "
read confirm
if [[ "${confirm}" != "y" && "${confirm}" != "Y" ]]; then
echo "Bailing out..."
exit 0
fi
}
function setup_virtualenv() {
if [ ! -d ${BUNDLE_VENV} ]; then
virtualenv ${BUNDLE_VENV}
fi
source ${BUNDLE_VENV}/bin/activate
pip install ipdb
}
function link_modules() {
for package in ${MODULES}; do
package_path=${BUNDLE_LIB}/${package}
if [[ ! -f ${package_path} && ! -d ${package_path} ]]; then
ln -sf /usr/lib/python2.7/${package} ${BUNDLE_LIB}
fi
done
for package in ${SITE_MODULES}; do
package_path=${BUNDLE_LIB}/${package}
if [[ ! -f ${package_path} && ! -d ${package_path} ]]; then
ln -sf ${BUNDLE_VENV}/lib/python2.7/site-packages/${package} ${BUNDLE_LIB}
fi
done
}
function main() {
check_bundle_dirs
confirm_installation
setup_virtualenv
link_modules
echo "All done."
exit 0
}
main
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