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#!/usr/bin/python
"""
Release script for botan (http://botan.randombit.net/)
(C) 2011, 2012, 2013 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
import datetime
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):
cmd = ['mtn', '--db', db] + args
logging.debug('Running %s' % (' '.join(cmd)))
mtn = subprocess.Popen(cmd,
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] == 'trust':
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:
datestamp = int(certs['date'].replace('-','')[0:8])
logging.info('Using datestamp %s for rev %s' % (datestamp, rev_id))
return datestamp
logging.info('Could not retreive date for %s' % (rev_id))
return 0
def gpg_sign(keyid, passphrase_file, files):
for filename in files:
logging.info('Signing %s using PGP id %s' % (filename, keyid))
cmd = ['gpg', '--batch', '--armor', '--detach-sign', '--local-user', keyid, filename]
if passphrase_file != None:
cmd[1:1] = ['--passphrase-file', passphrase_file]
logging.debug('Running %s' % (' '.join(cmd)))
gpg = subprocess.Popen(cmd,
stdout=subprocess.PIPE,
stderr=subprocess.PIPE)
check_subprocess_results(gpg, 'gpg')
def parse_args(args):
parser = optparse.OptionParser(
"usage: %prog [options] <version #>\n" +
" %prog [options] snapshot <branch>"
)
parser.add_option('--verbose', action='store_true',
default=False, help='Extra debug output')
parser.add_option('--quiet', action='store_true',
default=False, help='Only show errors')
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('--print-output-names', action='store_true',
help='Print output archive filenames to stdout')
parser.add_option('--archive-types', metavar='LIST', default='tbz,tgz',
help='Set archive types to generate (default %default)')
parser.add_option('--pgp-key-id', metavar='KEYID',
default='EFBADFBC',
help='PGP signing key (default %default)')
parser.add_option('--pgp-passphrase-file', metavar='FILE',
default=None,
help='PGP signing key passphrase file')
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
if options.quiet:
return logging.ERROR
return logging.INFO
logging.basicConfig(stream = sys.stderr,
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) == 0 or len(args) >= 3:
logging.error('Usage error, try --help')
return 1
# Sanity check arguments
if args[0] == 'snapshot':
if len(args) == 1:
logging.error('Missing branch name for snapshot command')
return 1
logging.info('Creating snapshot release from branch %s', args[1])
elif len(args) == 1:
try:
logging.info('Creating release for version %s' % (args[0]))
(major,minor,patch) = map(int, args[0].split('.'))
assert args[0] == '%d.%d.%d' % (major,minor,patch)
except:
logging.error('Invalid version number %s' % (args[0]))
return 1
else:
logging.error('Usage error, try --help')
return 1
def selector(args):
if args[0] == 'snapshot':
return 'h:' + args[1]
else:
return 't:' + args[0]
def output_name(args):
if args[0] == 'snapshot':
datestamp = datetime.date.today().isoformat().replace('-', '')
def snapshot_name(branch):
if branch == 'net.randombit.botan':
return 'trunk'
elif branch == 'net.randombit.botan.1_10':
return '1.10'
else:
return branch
return 'botan-%s-snapshot-%s' % (snapshot_name(args[1]), datestamp)
else:
return 'Botan-' + args[0]
rev_id = run_monotone(options.mtn_db, ['automate', 'select', selector(args)])
if rev_id == '':
logging.error('No revision for %s found' % (version))
return 2
logging.info('Found revision id %s' % (rev_id))
output_basename = os.path.join(options.output_dir, output_name(args))
if os.access(output_basename, os.X_OK):
logging.debug('Removing existing ouptut dir %s' % (output_basename))
shutil.rmtree(output_basename)
run_monotone(options.mtn_db,
['checkout', '--quiet', '-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))
elif line == "release_type = \'unreleased\'\n":
if args[0] == 'snapshot':
yield "release_type = 'snapshot'\n"
else:
yield "release_type = 'released'\n"
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
output_files = []
archives = options.archive_types.split(',') if options.archive_types != '' else []
for archive in archives:
logging.debug('Writing archive type "%s"' % (archive))
output_archive = output_basename + '.' + archive
remove_file_if_exists(output_archive)
remove_file_if_exists(output_archive + '.asc')
if archive in ['tgz', 'tbz']:
def write_mode():
if archive == 'tgz':
return 'w:gz'
elif archive == 'tbz':
return 'w:bz2'
archive = tarfile.open(output_archive, write_mode())
archive.add(output_basename)
archive.close()
else:
raise Exception('Unknown archive type "%s"' % (archive))
output_files.append(output_archive)
shutil.rmtree(output_basename)
if options.pgp_key_id != '':
gpg_sign(options.pgp_key_id, options.pgp_passphrase_file, output_files)
if options.print_output_names:
for output_file in output_files:
print output_file
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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