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get_libs.py
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#!/usr/bin/env python3
# this is a modified version of get-libs.py which is part of checkbox.
# See http://bazaar.launchpad.net/~checkbox-dev/checkbox/trunk/view/head:/checkbox-touch/get-libs
#
# copyright 2015 by Tim Süberkrüb
# copyright 2014 canonical ltd.
# written by:
# maciej kisielewski <maciej.kisielewski@canonical.com>
#
# checkbox is free software: you can redistribute it and/or modify
# it under the terms of the gnu general public license version 3,
# as published by the free software foundation.
#
# checkbox 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 checkbox. if not, see <http://www.gnu.org/licenses/>.
"""
Download and extract .deb packages necessary to run checkbox-touch
Extraction is done to specific directories as required by click package
For typical development iteration, after hacking something in plainbox,
run ./get-libs --plainbox-only
"""
import apt
import apt_pkg
import argparse
import collections
import os
import shutil
import subprocess
import sys
import tarfile
import tempfile
import urllib.request
import zipfile
# arch_list contains list of architectures for which the packages should be
# downloaded
arch_list = ['i386', 'amd64', 'armhf']
# multiarch_list contains full architecture name as used in the directories
# in contents of click package
multiarch_list = ["i386-linux-gnu", "x86_64-linux-gnu", "arm-linux-gnueabihf"]
def copy_tree(src, dest, preserve_symlinks=False):
"""
copy files from src to dest using rsync
"""
links_option = "-l" if preserve_symlinks else "-L"
parent_dir = os.path.split(os.path.abspath(dest))[0]
# adding trailing slash if it's not already there
src = os.path.join(src, '')
if not os.path.exists(parent_dir):
os.makedirs(parent_dir)
subprocess.check_call(["rsync", "-a", links_option, src, dest])
def prepare_uris():
"""
prepare_uris function builds caches for architectures defined in arch_list
and builds a dictionary of URLs indexed by (package_name, arch) tuple.
It returns that dictionary.
"""
packages = ['libpython3.4', 'pyotherside', 'python3-xlsxwriter',
'python3-jinja2', 'python3-markupsafe']
#'qml-module-qtquick-controls']
# uris will serve as a database of uris from which to download packages
uris = dict()
Source = collections.namedtuple('Source', ['uri', 'repositories'])
sources = {
'armhf': [Source('http://ports.ubuntu.com/ubuntu-ports',
'main restricted universe'),
Source('http://ppa.launchpad.net/checkbox-dev/ppa/ubuntu',
'main')],
'i386': [Source('http://archive.ubuntu.com/ubuntu',
'main restricted universe'),
Source('http://ppa.launchpad.net/checkbox-dev/ppa/ubuntu',
'main')],
'amd64': [Source('http://archive.ubuntu.com/ubuntu',
'main restricted universe'),
Source('http://ppa.launchpad.net/checkbox-dev/ppa/ubuntu',
'main')],
}
for arch in arch_list:
print('Getting information about packages for {0} arch.'.format(arch))
# prepare sources.list for apt
with tempfile.TemporaryDirectory() as tmp:
new_etc_apt = os.path.join(tmp, 'etc', 'apt')
os.makedirs(new_etc_apt)
# copy over trusted.gpg
shutil.copyfile('/etc/apt/trusted.gpg',
os.path.join(new_etc_apt, 'trusted.gpg'))
# copy over additional keyrings
if os.path.exists('/etc/apt/trusted.gpg.d'):
shutil.copytree('/etc/apt/trusted.gpg.d',
os.path.join(new_etc_apt, 'trusted.gpg.d'))
sources_list = open(os.path.join(new_etc_apt, 'sources.list'), "w")
for source in sources[arch]:
sources_list.write(
"deb [arch={arch}] {uri} wily {repositories}\n"
.format(arch=arch, uri=source.uri,
repositories=source.repositories))
sources_list.close()
apt_pkg.config["Apt::Architecture"] = arch
cache = apt.Cache(rootdir=tmp)
cache.update()
cache.open(None)
for pkg in packages:
if pkg not in cache or len(cache[pkg].versions) < 1:
# package not found
raise Exception('Package {0} not found for arch {1}'
.format(pkg, arch))
# use first uri available
uris[pkg, arch] = cache[pkg].versions[0].uri
# return filled dictionary
return uris
def get_package_from_url_and_extract(url, target_dir):
filename = os.path.join(target_dir, url.split('/')[-1])
print('retrieving {0}'.format(url))
urllib.request.urlretrieve(url, filename)
subprocess.check_call(["dpkg", "-x", filename, target_dir])
def main():
uris = prepare_uris()
# libs_urls contains list of .deb packages that will be downloaded and
# extracted. After extraction contents of ./usr/lib are copied to ./lib
libs_urls = [uris['libpython3.4', arch] for arch in arch_list]
for lib in libs_urls:
with tempfile.TemporaryDirectory() as tmp:
get_package_from_url_and_extract(lib, tmp)
# TODO: remove unwanted files from the extracted tree (e.g. *.h)
copy_tree(
os.path.join(tmp, 'usr', 'lib'), 'lib',
preserve_symlinks=1)
# python3_libs_urls contains list of .deb packages that will be downloaded
# and extracted. After extraction contents of
# ./usr/lib/python3/dist-packages are copied to ./lib/py.
#python3_libs = ['hangups']
python3_libs = []
python3_libs_urls = [
uris[lib, arch] for arch in arch_list for lib in python3_libs]
for pylib in python3_libs_urls:
with tempfile.TemporaryDirectory() as tmp:
get_package_from_url_and_extract(pylib, tmp)
copy_tree(
os.path.join(tmp, 'usr', 'lib', 'python3',
'dist-packages'),
os.path.join('lib', 'py'),
preserve_symlinks=1)
# qml_plugins_url contains list of .deb packages that will be downloaded
# and extracted. After extraction contents of
# ./usr/lib/{architecture}/qt5/qmlare copied to ./lib/{architecture}.
# {architecture} may be one of multiarch_list
qml_plugins_urls = [uris['pyotherside', arch] for arch in arch_list]
#qml_plugins_urls += [uris['qml-module-qtquick-controls', arch] for arch in arch_list]
for qml_plugin in qml_plugins_urls:
with tempfile.TemporaryDirectory() as tmp:
get_package_from_url_and_extract(qml_plugin, tmp)
for arch in multiarch_list:
src = os.path.join(tmp, 'usr', 'lib', arch, 'qt5', 'qml')
dest = os.path.join('lib', arch)
if os.path.exists(src) and os.path.isdir(src):
copy_tree(src, dest, preserve_symlinks=1)
# Remove the python3.4 directory
# currently it only holds a few config-directories with symlinks
# and those are not used by anything from this location
if os.path.exists('lib/python3.4'):
shutil.rmtree('lib/python3.4')
if __name__ == "__main__":
main()