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pull-debian-debdiff: Make pylint happier.

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This commit is contained in:
Benjamin Drung 2010-12-27 20:14:47 +01:00
parent 086ca39f10
commit 4215c94b92
1 changed files with 48 additions and 50 deletions
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78
pull-debian-debdiff
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@ -33,9 +33,7 @@ from ubuntutools.misc import dsc_name, dsc_url
DEFAULT_DEBIAN_MIRROR = 'http://ftp.debian.org/debian' DEFAULT_DEBIAN_MIRROR = 'http://ftp.debian.org/debian'
DEFAULT_DEBSEC_MIRROR = 'http://security.debian.org' DEFAULT_DEBSEC_MIRROR = 'http://security.debian.org'
opts = None def pull(package, version, opts, unpack=False):
def pull(package, version, unpack=False):
"Download Debian source package version version" "Download Debian source package version version"
urls = [] urls = []
# TODO: Not all packages are main :) # TODO: Not all packages are main :)
@ -50,8 +48,8 @@ def pull(package, version, unpack=False):
for url in urls: for url in urls:
cmd = ('dget', '-u' + ('x' if unpack else 'd'), url) cmd = ('dget', '-u' + ('x' if unpack else 'd'), url)
Logger.command(cmd) Logger.command(cmd)
p = subprocess.call(cmd) return_code = subprocess.call(cmd)
if p == 0: if return_code == 0:
return True return True
Logger.normal('Trying snapshot.debian.org') Logger.normal('Trying snapshot.debian.org')
@ -86,37 +84,37 @@ def pull_from_snapshot(package, version, unpack=False):
Logger.error('Unable to dowload info for hash.') Logger.error('Unable to dowload info for hash.')
return False return False
fn = info['result'][0]['name'] filename = info['result'][0]['name']
if '/' in fn: if '/' in filename:
Logger.error('Unacceptable file name: %s', fn) Logger.error('Unacceptable file name: %s', filename)
return False return False
if os.path.exists(fn): if os.path.exists(filename):
f = open(fn, 'r') source_file = open(filename, 'r')
s = hashlib.sha1() sha1 = hashlib.sha1()
s.update(f.read()) sha1.update(source_file.read())
f.close() source_file.close()
if s.hexdigest() == hash_: if sha1.hexdigest() == hash_:
Logger.normal('Using existing %s', fn) Logger.normal('Using existing %s', filename)
continue continue
Logger.normal('Downloading: %s (%0.3f MiB)', fn, Logger.normal('Downloading: %s (%0.3f MiB)', filename,
info['result'][0]['size'] / 1024.0 / 1024) info['result'][0]['size'] / 1024.0 / 1024)
try: try:
in_ = urllib2.urlopen('http://snapshot.debian.org/file/%s' % hash_) in_ = urllib2.urlopen('http://snapshot.debian.org/file/%s' % hash_)
out = open(fn, 'w') out = open(filename, 'w')
while True: while True:
b = in_.read(10240) block = in_.read(10240)
if b == '': if block == '':
break break
out.write(b) out.write(block)
sys.stdout.write('.') sys.stdout.write('.')
sys.stdout.flush() sys.stdout.flush()
sys.stdout.write('\n') sys.stdout.write('\n')
sys.stdout.flush() sys.stdout.flush()
out.close() out.close()
except urllib2.URLError: except urllib2.URLError:
Logger.error('Error downloading %s', fn) Logger.error('Error downloading %s', filename)
return False return False
if unpack: if unpack:
@ -132,12 +130,12 @@ def previous_version(package, version, distance):
if ':' in upver: if ':' in upver:
upver = upver.split(':', 1)[1] upver = upver.split(':', 1)[1]
upver = upver.split('-')[0] upver = upver.split('-')[0]
fn = '%s-%s/debian/changelog' % (package, upver) filename = '%s-%s/debian/changelog' % (package, upver)
f = open(fn, 'r') changelog_file = open(filename, 'r')
c = debian.changelog.Changelog(f.read()) changelog = debian.changelog.Changelog(changelog_file.read())
f.close() changelog_file.close()
seen = 0 seen = 0
for entry in c: for entry in changelog:
if entry.distributions == 'UNRELEASED': if entry.distributions == 'UNRELEASED':
continue continue
if seen == distance: if seen == distance:
@ -146,28 +144,28 @@ def previous_version(package, version, distance):
return False return False
def main(): def main():
global opts parser = optparse.OptionParser('%prog [options] <package> <version> '
p = optparse.OptionParser('%prog [options] <package> <version> [distance]') '[distance]')
p.add_option('-f', '--fetch', parser.add_option('-f', '--fetch',
dest='fetch_only', default=False, action='store_true', dest='fetch_only', default=False, action='store_true',
help="Only fetch the source packages, don't diff.") help="Only fetch the source packages, don't diff.")
p.add_option('-d', '--debian-mirror', metavar='DEBIAN_MIRROR', parser.add_option('-d', '--debian-mirror', metavar='DEBIAN_MIRROR',
dest='debian_mirror', dest='debian_mirror',
help='Preferred Debian mirror ' help='Preferred Debian mirror '
'(default: http://ftp.debian.org/debian)') '(default: http://ftp.debian.org/debian)')
p.add_option('-s', '--debsec-mirror', metavar='DEBSEC_MIRROR', parser.add_option('-s', '--debsec-mirror', metavar='DEBSEC_MIRROR',
dest='debsec_mirror', dest='debsec_mirror',
help='Preferred Debian Security mirror ' help='Preferred Debian Security mirror '
'(default: http://security.debian.org)') '(default: http://security.debian.org)')
p.add_option('--no-conf', parser.add_option('--no-conf',
dest='no_conf', default=False, action='store_true', dest='no_conf', default=False, action='store_true',
help="Don't read config files or environment variables") help="Don't read config files or environment variables")
opts, args = p.parse_args() opts, args = parser.parse_args()
if len(args) < 2: if len(args) < 2:
p.error('Must specify package and version') parser.error('Must specify package and version')
elif len(args) > 3: elif len(args) > 3:
p.error('Too many arguments') parser.error('Too many arguments')
package = args[0] package = args[0]
version = args[1] version = args[1]
distance = args[2] if len(args) > 2 else 1 distance = args[2] if len(args) > 2 else 1
@ -179,7 +177,7 @@ def main():
opts.debsec_mirror = config.get_value('DEBSEC_MIRROR') opts.debsec_mirror = config.get_value('DEBSEC_MIRROR')
Logger.normal('Downloading %s %s', package, version) Logger.normal('Downloading %s %s', package, version)
if not pull(package, version, unpack=not opts.fetch_only): if not pull(package, version, opts, unpack=not opts.fetch_only):
Logger.error("Couldn't locate version %s of %s.", version, package) Logger.error("Couldn't locate version %s of %s.", version, package)
sys.exit(1) sys.exit(1)
@ -191,18 +189,18 @@ def main():
Logger.error('No previous version could be found') Logger.error('No previous version could be found')
sys.exit(1) sys.exit(1)
Logger.normal('Downloading %s %s', package, oldversion) Logger.normal('Downloading %s %s', package, oldversion)
if not pull(package, oldversion, unpack=True): if not pull(package, oldversion, opts, unpack=True):
Logger.error("Couldn't locate version %s of %s.", oldversion, package) Logger.error("Couldn't locate version %s of %s.", oldversion, package)
sys.exit(1) sys.exit(1)
cmd = ('debdiff', dsc_name(package, oldversion), dsc_name(package, version)) cmd = ('debdiff', dsc_name(package, oldversion), dsc_name(package, version))
Logger.command(cmd) Logger.command(cmd)
difffn = dsc_name(package, version)[:-3] + 'debdiff' difffn = dsc_name(package, version)[:-3] + 'debdiff'
f = open(difffn, 'w') debdiff_file = open(difffn, 'w')
if subprocess.call(cmd, stdout=f) > 2: if subprocess.call(cmd, stdout=debdiff_file) > 2:
Logger.error('Debdiff failed.') Logger.error('Debdiff failed.')
sys.exit(1) sys.exit(1)
f.close() debdiff_file.close()
cmd = ('diffstat', '-p0', difffn) cmd = ('diffstat', '-p0', difffn)
Logger.command(cmd) Logger.command(cmd)
subprocess.check_call(cmd) subprocess.check_call(cmd)