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#!/usr/bin/env python2
# Copyright 2016 Lars Wirzenius
#
# 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/>.
#
# =*= License: GPL-3+ =*=
import os
import re
import stat
import time
import cliapp
import yaml
import bumperlib
class Bumper(cliapp.Application):
def process_args(self, args):
project_name = self.get_project_name()
version = self.get_version(args)
print 'Releasing {} version {}'.format(project_name, version)
current_version = self.get_current_version()
if not self.version_is_newer(version, current_version):
raise cliapp.AppException(
'New version {} is older than current version {}'.format(
version, current_version))
version_files = [
('version.py', self.write_version_py),
('version.txt', self.write_version_txt),
('version.yaml', self.write_version_yaml),
]
for basename, func in version_files:
filename = self.find_version_file(basename)
if filename:
print '.. {}'.format(filename)
func(filename, version, '')
print '... debian/changelog'
self.update_debian_changelog(version, '')
self.release_debian_changelog()
print '... NEWS'
self.update_NEWS_for_release(version)
print '... git commit'
self.commit(version, 'Prepare to release version {}'.format(version))
print '... git tag'
self.make_release_tag(version)
gitversion = version + '+git'
print 'Updating in-development version to', gitversion
for basename, func in version_files:
filename = self.find_version_file(basename)
if filename:
print '... {}'.format(filename)
func(filename, version, '+git')
print '... debian/changelog'
self.update_debian_changelog(version, 'New upstream version.')
self.update_debian_changelog(gitversion, '')
print '... NEWS'
self.update_NEWS_for_git(gitversion)
print '... git commit'
self.commit(
version,
'Bump version number post-release to {}'.format(gitversion))
def get_version(self, args):
if len(args) != 1:
raise cliapp.AppException('Need exactly one argument, the version')
return args[0]
def find_version_file(self, basename):
output = cliapp.runcmd(['git', 'ls-files'])
filenames = [x.strip() for x in output.splitlines()]
version_files = [
x for x in filenames
if x == basename or x.endswith('/' + basename)
]
if len(version_files) == 0:
return None
elif len(version_files) > 1:
raise cliapp.AppException('Too many {} in project'.format(basename))
return version_files[0]
def run_setup(self, *args):
prefix = None
# If we can run setup.py directly, we do. This takes care of Py2 vs Py3.
st = os.lstat('setup.py')
if (stat.S_IMODE(st.st_mode) & stat.S_IXUSR) == stat.S_IXUSR:
prefix = ['./setup.py']
# Is Python3 mentioned? If so, assume setup.py needs it.
text = open('setup.py').read()
if prefix is None and text and 'python3' in text:
prefix = ['python3', 'setup.py']
if prefix is None:
prefix = ['python', 'setup.py']
return cliapp.runcmd(prefix + list(args)).strip()
def get_current_version(self):
return self.run_setup('--version')
def version_is_newer(self, v1, v2):
'''Is v1 newer than v2?'''
vi1 = self.parse_version_info(v1, None)
vi2 = self.parse_version_info(v2, None)
returncode, out, err = cliapp.runcmd_unchecked(
['dpkg', '--compare-versions', v1, 'gt', v2])
return returncode == 0
def update_debian_changelog(self, version, msg):
debian_version = '{}-1'.format(version)
cliapp.runcmd(['dch', '-v', debian_version, msg])
def release_debian_changelog(self):
cliapp.runcmd(['dch', '-r', ''])
def update_NEWS_for_release(self, version):
with open('NEWS') as f:
text = f.read()
date = time.strftime('%Y-%m-%d')
pattern = r'^Version \d+(\.\d+)*(\+git)?, not yet released$'
replacement = 'Version {}, released {}'.format(version, date)
updated = re.sub(pattern, replacement, text, count=1, flags=re.M)
with open('NEWS', 'w') as f:
f.write(updated)
def update_NEWS_for_git(self, version):
with open('NEWS') as f:
text = f.read()
pattern = r'^Version \d+(\.\d+)*, released \d\d\d\d-\d\d-\d\d$'
replacement = 'Version {}, not yet released'.format(version)
match = re.search(pattern, text, flags=re.M)
if not match:
raise cliapp.AppException('No place to insert new entry in NEWS')
before, after = text[:match.start()], text[match.start():]
with open('NEWS', 'w') as f:
f.write(before)
f.write(replacement + '\n')
f.write('-' * len(replacement))
f.write('\n\n\n')
f.write(after)
def commit(self, version, msg):
cliapp.runcmd(['git', 'commit', '-am', msg])
def make_release_tag(self, version):
name = self.get_project_name()
tag_name = '{}-{}'.format(name, version)
msg = 'Release version {}'.format(version)
cliapp.runcmd(['git', 'tag', '-sam', msg, tag_name])
def get_project_name(self):
return self.run_setup('--name')
def write_version_py(self, filename, version, suffix):
version_info = self.parse_version_info(version, suffix)
with open(filename, 'w') as f:
f.write('__version__ = "{}"\n'.format(version + suffix))
f.write('__version_info__ = {!r}\n'.format(version_info))
def parse_version_info(self, version, suffix):
parts = version.split('.')
result = []
for part in parts:
try:
result.append(int(part))
except ValueError:
result.append(part)
if suffix:
result.append(suffix)
return tuple(result)
def write_version_txt(self, filename, version, suffix):
with open(filename, 'w') as f:
f.write('{}\n'.format(version + suffix))
def write_version_yaml(self, filename, version, suffix):
version = {
'version': version + suffix,
'version_info': self.parse_version_info(version, suffix),
}
with open(filename, 'w') as f:
yaml.safe_dump(version, stream=f, indent=4)
Bumper(version=bumperlib.__version__).run()
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