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#!/usr/bin/python
"""
Release script for botan (http://botan.randombit.net/)
(C) 2011, 2012 Jack Lloyd
Distributed under the terms of the Botan license
"""
import errno
import logging
import optparse
import os
import shlex
import StringIO
import shutil
import subprocess
import sys
import tarfile
def check_subprocess_results(subproc, name):
(stdout, stderr) = subproc.communicate()
stdout = stdout.strip()
stderr = stderr.strip()
if subproc.returncode != 0:
if stdout != '':
logging.error(stdout)
if stderr != '':
logging.error(stderr)
raise Exception('Running %s failed' % (name))
else:
if stderr != '':
logging.debug(stderr)
return stdout
def run_monotone(db, args):
mtn = subprocess.Popen(['mtn', '--db', db] + args,
stdout=subprocess.PIPE,
stderr=subprocess.PIPE)
return check_subprocess_results(mtn, 'mtn')
def get_certs(db, rev_id):
tokens = shlex.split(run_monotone(db, ['automate', 'certs', rev_id]))
def usable_cert(cert):
if 'signature' not in cert or cert['signature'] != 'ok':
return False
if 'trust' not in cert or cert['trust'] != 'trusted':
return False
if 'name' not in cert or 'value' not in cert:
return False
return True
def cert_builder(tokens):
pairs = zip(tokens[::2], tokens[1::2])
current_cert = {}
for pair in pairs:
if pair[0] == 'key':
if usable_cert(current_cert):
name = current_cert['name']
value = current_cert['value']
current_cert = {}
logging.debug('Cert %s "%s" for rev %s' % (name, value, rev_id))
yield (name, value)
current_cert[pair[0]] = pair[1]
certs = dict(cert_builder(tokens))
return certs
def datestamp(db, rev_id):
certs = get_certs(db, rev_id)
if 'date' in certs:
return int(certs['date'].replace('-','')[0:8])
logging.info('Could not retreive date for %s' % (rev_id))
return 0
def gpg_sign(keyid, files):
for filename in files:
logging.info('Signing %s using PGP id %s' % (filename, keyid))
gpg = subprocess.Popen(['gpg', '--armor', '--detach-sign',
'--local-user', keyid, filename],
stdout=subprocess.PIPE,
stderr=subprocess.PIPE)
check_subprocess_results(gpg, 'gpg')
def parse_args(args):
parser = optparse.OptionParser()
parser.add_option('--verbose', action='store_true',
default=False, help='Extra debug output')
parser.add_option('--output-dir', metavar='DIR',
default='.',
help='Where to place output (default %default)')
parser.add_option('--mtn-db', metavar='DB',
default=os.getenv('BOTAN_MTN_DB', ''),
help='Set monotone db (default \'%default\')')
parser.add_option('--pgp-key-id', metavar='KEYID',
default='EFBADFBC',
help='PGP signing key (default %default)')
return parser.parse_args(args)
def remove_file_if_exists(fspath):
try:
os.unlink(fspath)
except OSError as e:
if e.errno != errno.ENOENT:
raise
def main(args = None):
if args is None:
args = sys.argv[1:]
(options, args) = parse_args(args)
def log_level():
if options.verbose:
return logging.DEBUG
return logging.INFO
logging.basicConfig(stream = sys.stdout,
format = '%(levelname) 7s: %(message)s',
level = log_level())
if options.mtn_db == '':
logging.error('No monotone db set (use --mtn-db)')
return 1
if not os.access(options.mtn_db, os.R_OK):
logging.error('Monotone db %s not found' % (options.mtn_db))
return 1
if len(args) != 1:
logging.error('Usage: %s version' % (sys.argv[0]))
return 1
version = args[0]
rev_id = run_monotone(options.mtn_db,
['automate', 'select', 't:' + version])
if rev_id == '':
logging.error('No revision for %s found' % (version))
return 2
output_basename = os.path.join(options.output_dir, 'Botan-' + version)
output_tgz = output_basename + '.tgz'
output_tbz = output_basename + '.tbz'
logging.info('Found revision id %s' % (rev_id))
if os.access(output_basename, os.X_OK):
shutil.rmtree(output_basename)
run_monotone(options.mtn_db,
['checkout', '-r', rev_id, output_basename])
shutil.rmtree(os.path.join(output_basename, '_MTN'))
remove_file_if_exists(os.path.join(output_basename, '.mtn-ignore'))
version_file = os.path.join(output_basename, 'botan_version.py')
if os.access(version_file, os.R_OK):
# rewrite botan_version.py
contents = open(version_file).readlines()
def content_rewriter():
for line in contents:
if line == 'release_vc_rev = None\n':
yield 'release_vc_rev = \'mtn:%s\'\n' % (rev_id)
elif line == 'release_datestamp = 0\n':
yield 'release_datestamp = %d\n' % (datestamp(options.mtn_db, rev_id))
else:
yield line
open(version_file, 'w').write(''.join(list(content_rewriter())))
else:
logging.error('Cannot find %s' % (version_file))
return 2
try:
os.makedirs(options.output_dir)
except OSError as e:
if e.errno != errno.EEXIST:
logging.error('Creating dir %s failed %s' % (options.output_dir, e))
return 2
remove_file_if_exists(output_tgz)
remove_file_if_exists(output_tgz + '.asc')
archive = tarfile.open(output_tgz, 'w:gz')
archive.add(output_basename)
archive.close()
remove_file_if_exists(output_tbz)
remove_file_if_exists(output_tbz + '.asc')
archive = tarfile.open(output_tbz, 'w:bz2')
archive.add(output_basename)
archive.close()
if options.pgp_key_id != '':
gpg_sign(options.pgp_key_id, [output_tbz, output_tgz])
shutil.rmtree(output_basename)
return 0
if __name__ == '__main__':
try:
sys.exit(main())
except Exception as e:
logging.error(e)
import traceback
logging.info(traceback.format_exc())
sys.exit(1)
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