def compare_iso9660_files(path1, path2, source=None):
differences = []
# compare metadata
differences.append(Difference.from_command(ISO9660PVD, path1, path2))
for extension in (None, 'joliet', 'rockridge'):
differences.append(Difference.from_command(ISO9660Listing, path1, path2, command_args=(extension,)))
# compare files contained in image
files1 = get_iso9660_names(path1)
files2 = get_iso9660_names(path2)
with make_temp_directory() as temp_dir1:
with make_temp_directory() as temp_dir2:
for name in sorted(set(files1).intersection(files2)):
logger.debug('extract file %s' % name)
in_path1 = os.path.join(temp_dir1, os.path.basename(name))
in_path2 = os.path.join(temp_dir2, os.path.basename(name))
with open(in_path1, 'w') as dest:
extract_from_iso9660(path1, name, dest)
with open(in_path2, 'w') as dest:
extract_from_iso9660(path2, name, dest)
differences.append(debbindiff.comparators.compare_files(
in_path1, in_path2, source=name))
return differences
def compare_iso9660_files(path1, path2, source=None):
differences = []
# compare metadata
difference = Difference.from_command(ISO9660PVD, path1, path2)
if difference:
differences.append(difference)
for extension in (None, 'joliet', 'rockridge'):
difference = Difference.from_command(ISO9660Listing,
path1,
path2,
command_args=(extension, ))
if difference:
differences.append(difference)
# compare files contained in image
files1 = get_iso9660_names(path1)
files2 = get_iso9660_names(path2)
with make_temp_directory() as temp_dir1:
with make_temp_directory() as temp_dir2:
for name in sorted(set(files1).intersection(files2)):
logger.debug('extract file %s' % name)
in_path1 = os.path.join(temp_dir1, os.path.basename(name))
in_path2 = os.path.join(temp_dir2, os.path.basename(name))
with open(in_path1, 'w') as dest:
extract_from_iso9660(path1, name, dest)
with open(in_path2, 'w') as dest:
extract_from_iso9660(path2, name, dest)
differences.extend(
debbindiff.comparators.compare_files(in_path1,
in_path2,
source=name))
return differences
def compare_squashfs_files(path1, path2, source=None):
differences = []
# compare metadata
difference = Difference.from_command(SquashfsSuperblock, path1, path2)
if difference:
differences.append(difference)
difference = Difference.from_command(SquashfsListing, path1, path2)
if difference:
differences.append(difference)
# compare files contained in archive
files1 = get_squashfs_names(path1)
files2 = get_squashfs_names(path2)
with make_temp_directory() as temp_dir1:
with make_temp_directory() as temp_dir2:
extract_squashfs(path1, temp_dir1)
extract_squashfs(path2, temp_dir2)
for member in sorted(set(files1).intersection(set(files2))):
in_path1 = os.path.join(temp_dir1, member)
in_path2 = os.path.join(temp_dir2, member)
if not os.path.isfile(in_path1) or not os.path.isfile(in_path2):
continue
differences.extend(debbindiff.comparators.compare_files(
in_path1, in_path2, source=member))
return differences
def compare_zip_files(path1, path2, source=None):
differences = []
try:
with ZipFile(path1, 'r') as zip1:
with ZipFile(path2, 'r') as zip2:
# look up differences in content
with make_temp_directory() as temp_dir1:
with make_temp_directory() as temp_dir2:
for name in sorted(
set(zip1.namelist()).intersection(
zip2.namelist())):
# skip directories
if name.endswith('/'):
continue
logger.debug('extract member %s', name)
in_path1 = zip1.extract(name, temp_dir1)
in_path2 = zip2.extract(name, temp_dir2)
differences.extend(
debbindiff.comparators.compare_files(
in_path1, in_path2, source=name))
os.unlink(in_path1)
os.unlink(in_path2)
# look up differences in metadata
difference = Difference.from_command(Zipinfo, path1, path2)
if not difference:
# search harder
difference = Difference.from_command(
ZipinfoVerbose, path1, path2)
if difference:
differences.append(difference)
except BadZipfile:
logger.debug('Either %s or %s is not a zip file.' % (path1, path2))
# we'll fallback on binary comparison
return differences
def compare_zip_files(path1, path2, source=None):
differences = []
try:
with ZipFile(path1, 'r') as zip1:
with ZipFile(path2, 'r') as zip2:
# look up differences in content
with make_temp_directory() as temp_dir1:
with make_temp_directory() as temp_dir2:
for name in sorted(set(zip1.namelist())
.intersection(zip2.namelist())):
# skip directories
if name.endswith('/'):
continue
logger.debug('extract member %s', name)
in_path1 = zip1.extract(name, temp_dir1)
in_path2 = zip2.extract(name, temp_dir2)
differences.append(
debbindiff.comparators.compare_files(
in_path1, in_path2,
source=name))
os.unlink(in_path1)
os.unlink(in_path2)
# look up differences in metadata
difference = Difference.from_command(Zipinfo, path1, path2)
if not difference:
# search harder
difference = Difference.from_command(ZipinfoVerbose, path1, path2)
differences.append(difference)
except BadZipfile:
logger.debug('Either %s or %s is not a zip file.' % (path1, path2))
# we'll fallback on binary comparison
return differences
def compare_meta(path1, path2):
logger.debug('compare_meta(%s, %s)' % (path1, path2))
differences = []
try:
difference = Difference.from_command(Stat, path1, path2)
if difference:
differences.append(difference)
except RequiredToolNotFound:
logger.warn("'stat' not found! Is PATH wrong?")
try:
lsattr1 = lsattr(path1)
lsattr2 = lsattr(path2)
difference = Difference.from_unicode(
lsattr1, lsattr2, path1, path2, source="lattr")
if difference:
differences.append(difference)
except RequiredToolNotFound:
logger.info("Unable to find 'lsattr'.")
try:
difference = Difference.from_command(Getfacl, path1, path2)
if difference:
differences.append(difference)
except RequiredToolNotFound:
logger.info("Unable to find 'getfacl'.")
return differences
def compare_pdf_files(path1, path2, source=None):
differences = []
difference = Difference.from_command(Pdftotext, path1, path2)
if difference:
differences.append(difference)
difference = Difference.from_command(Pdftk, path1, path2)
if difference:
differences.append(difference)
return differences
def _compare_elf_data(path1, path2, source=None):
differences = []
difference = Difference.from_command(ReadelfAll, path1, path2)
if difference:
differences.append(difference)
difference = Difference.from_command(ReadelfDebugDump, path1, path2)
if difference:
differences.append(difference)
difference = Difference.from_command(ObjdumpDisassemble, path1, path2)
if difference:
differences.append(difference)
return differences
def compare_cpio_files(path1, path2, source=None):
differences = []
difference = Difference.from_command(
CpioContent, path1, path2, source="file list")
if difference:
differences.append(difference)
# compare files contained in archive
content1 = get_cpio_names(path1)
content2 = get_cpio_names(path2)
with make_temp_directory() as temp_dir1:
with make_temp_directory() as temp_dir2:
extract_cpio_archive(path1, temp_dir1)
extract_cpio_archive(path2, temp_dir2)
files1 = content1.splitlines(1)
files2 = content2.splitlines(1)
for member in sorted(set(files1).intersection(set(files2))):
in_path1 = os.path.join(temp_dir1, member)
in_path2 = os.path.join(temp_dir2, member)
if not os.path.isfile(in_path1) or not os.path.isfile(in_path2):
continue
differences.extend(debbindiff.comparators.compare_files(
in_path1, in_path2, source=member))
return differences
def compare_cpio_files(path1, path2, source=None):
differences = []
difference = Difference.from_command(CpioContent,
path1,
path2,
source="file list")
if difference:
differences.append(difference)
# compare files contained in archive
content1 = get_cpio_names(path1)
content2 = get_cpio_names(path2)
with make_temp_directory() as temp_dir1:
with make_temp_directory() as temp_dir2:
extract_cpio_archive(path1, temp_dir1)
extract_cpio_archive(path2, temp_dir2)
files1 = content1.splitlines(1)
files2 = content2.splitlines(1)
for member in sorted(set(files1).intersection(set(files2))):
in_path1 = os.path.join(temp_dir1, member)
in_path2 = os.path.join(temp_dir2, member)
if not os.path.isfile(in_path1) or not os.path.isfile(
in_path2):
continue
differences.extend(
debbindiff.comparators.compare_files(in_path1,
in_path2,
source=member))
return differences
def compare_hi_files(path1, path2, source=None):
return [Difference.from_command(ShowIface, path1, path2)]
def compare_mo_files(path1, path2, source=None):
return [Difference.from_command(Msgunfmt, path1, path2)]
def compare_ttf_files(path1, path2, source=None):
return [Difference.from_command(Showttf, path1, path2)]
def compare_ttf_files(path1, path2, source=None):
difference = Difference.from_command(Showttf, path1, path2)
if not difference:
return []
return [difference]
def compare_mo_files(path1, path2, source=None):
difference = Difference.from_command(Msgunfmt, path1, path2)
if not difference:
return []
return [difference]
def compare_mo_files(path1, path2, source=None):
difference = Difference.from_command(Msgunfmt, path1, path2)
if not difference:
return []
return [difference]
def compare_png_files(path1, path2, source=None):
difference = Difference.from_command(Sng, path1, path2, source='sng')
if not difference:
return []
return [difference]
def compare_png_files(path1, path2, source=None):
return [Difference.from_command(Sng, path1, path2, source='sng')]
def compare_class_files(path1, path2, source=None):
return [Difference.from_command(Javap, path1, path2)]
