def get_rpm_header(path, ts):
s = StringIO()
with open(path, 'r') as f:
try:
hdr = ts.hdrFromFdno(f)
except rpm.error as e:
logger.error("reading rpm header failed: %s", str(e))
return str(e)
for rpmtag in sorted(rpm.tagnames):
if rpmtag not in hdr:
continue
s.write(u"%s: " % rpm.tagnames[rpmtag])
convert_header_field(s, hdr[rpmtag])
s.write(u"\n")
return s.getvalue()
def get_rpm_header(path, ts):
s = StringIO()
with open(path, 'r') as f:
try:
hdr = ts.hdrFromFdno(f)
except rpm.error as e:
logger.error("reading rpm header failed: %s", str(e))
return str(e)
for rpmtag in sorted(rpm.tagnames):
if rpmtag not in hdr:
continue
s.write(u"%s: " % rpm.tagnames[rpmtag])
convert_header_field(s, hdr[rpmtag])
s.write(u"\n")
return s.getvalue()
def open_archive(self):
if not guestfs:
return None
self.g = guestfs.GuestFS (python_return_dict=True)
self.g.add_drive_opts (self.source.path, format="raw", readonly=1)
try:
self.g.launch()
except RuntimeError:
logger.exception("guestfs can't be launched")
logger.error("If memory is too tight for 512 MiB, try running with LIBGUESTFS_MEMSIZE=256 or lower.")
return None
devices = self.g.list_devices()
self.g.mount(devices[0], "/")
self.fs = self.g.list_filesystems()[devices[0]]
return self
def open_archive(self):
if not guestfs:
return None
self.g = guestfs.GuestFS (python_return_dict=True)
self.g.add_drive_opts (self.source.path, format="raw", readonly=1)
try:
self.g.launch()
except RuntimeError:
logger.exception("guestfs can't be launched")
logger.error("If memory is too tight for 512 MiB, try running with LIBGUESTFS_MEMSIZE=256 or lower.")
return None
devices = self.g.list_devices()
self.g.mount(devices[0], "/")
self.fs = self.g.list_filesystems()[devices[0]]
return self
def create_parser():
parser = argparse.ArgumentParser(
description='Highlight differences between two builds '
'of Debian packages')
parser.add_argument('--version',
action='version',
version='diffoscope %s' % VERSION)
parser.add_argument('--list-tools',
nargs='?',
type=str,
action=ListToolsAction,
help='show external tools required and exit')
parser.add_argument('--debug',
dest='debug',
action='store_true',
default=False,
help='display debug messages')
parser.add_argument('--debugger',
action='store_true',
help='Open the python debugger in case of crashes.')
parser.add_argument(
'--html',
metavar='output',
dest='html_output',
help='write HTML report to given file (use - for stdout)')
parser.add_argument('--html-dir',
metavar='output',
dest='html_output_directory',
help='write multi-file HTML report to given directory')
parser.add_argument(
'--text',
metavar='output',
dest='text_output',
help='write plain text output to given file (use - for stdout)')
parser.add_argument(
'--max-report-size',
metavar='BYTES',
dest='max_report_size',
type=int,
help='maximum bytes written in report (default: %d)' %
Config.general.max_report_size,
default=Config.general.max_report_size).completer = RangeCompleter(
0, Config.general.max_report_size, 200000)
parser.add_argument(
'--separate-file-diff-size',
metavar='BYTES',
dest='separate_file_diff_size',
type=int,
help='diff size to load diff on demand, with --html-dir (default: %d)'
% Config.general.separate_file_diff_size,
default=Config.general.separate_file_diff_size
).completer = RangeCompleter(0, Config.general.separate_file_diff_size,
20000)
parser.add_argument(
'--max-diff-block-lines',
dest='max_diff_block_lines',
type=int,
help='maximum number of lines per diff block (default: %d)' %
Config.general.max_diff_block_lines,
default=Config.general.max_diff_block_lines
).completer = RangeCompleter(0, Config.general.max_diff_block_lines, 5)
parser.add_argument(
'--max-diff-input-lines',
dest='max_diff_input_lines',
type=int,
help='maximum number of lines fed to diff (default: %d)' %
Config.general.max_diff_input_lines,
default=Config.general.max_diff_input_lines
).completer = RangeCompleter(0, Config.general.max_diff_input_lines, 5000)
parser.add_argument(
'--fuzzy-threshold',
dest='fuzzy_threshold',
type=int,
help='threshold for fuzzy-matching '
'(0 to disable, %d is default, 400 is high fuzziness)' %
(Config.general.fuzzy_threshold),
default=Config.general.fuzzy_threshold).completer = RangeCompleter(
0, 400, 20)
parser.add_argument('--new-file',
dest='new_file',
action='store_true',
help='treat absent files as empty')
parser.add_argument('--css',
metavar='url',
dest='css_url',
help='link to an extra CSS for the HTML report')
parser.add_argument(
'--jquery',
metavar='url',
dest='jquery_url',
help=
'link to the jquery url, with --html-dir. Specify “disable” to disable JavaScript. When omitted diffoscope will try to create a symlink to a system installation. Known locations: %s'
% ', '.join(JQUERY_SYSTEM_LOCATIONS))
parser.add_argument('file1', help='first file to compare')
parser.add_argument('file2', help='second file to compare')
if not tlsh:
parser.epilog = 'File renaming detection based on fuzzy-matching is currently disabled. It can be enabled by installing the “tlsh” module available at https://github.com/trendmicro/tlsh'
if argcomplete:
argcomplete.autocomplete(parser)
elif '_ARGCOMPLETE' in os.environ:
logger.error(
'Argument completion requested but the "argcomplete" module is not installed. It can be obtained at https://pypi.python.org/pypi/argcomplete'
)
sys.exit(1)
return parser
def create_parser():
parser = argparse.ArgumentParser(
description='Highlight differences between two builds '
'of Debian packages')
parser.add_argument('--version', action='version',
version='diffoscope %s' % VERSION)
parser.add_argument('--list-tools', nargs='?', type=str, action=ListToolsAction,
help='show external tools required and exit')
parser.add_argument('--debug', dest='debug', action='store_true',
default=False, help='display debug messages')
parser.add_argument('--debugger', action='store_true',
help='Open the python debugger in case of crashes.')
parser.add_argument('--html', metavar='output', dest='html_output',
help='write HTML report to given file (use - for stdout)')
parser.add_argument('--html-dir', metavar='output', dest='html_output_directory',
help='write multi-file HTML report to given directory')
parser.add_argument('--text', metavar='output', dest='text_output',
help='write plain text output to given file (use - for stdout)')
parser.add_argument('--max-report-size', metavar='BYTES',
dest='max_report_size', type=int,
help='maximum bytes written in report (default: %d)' %
Config.general.max_report_size,
default=Config.general.max_report_size).completer=RangeCompleter(0,
Config.general.max_report_size, 200000)
parser.add_argument('--separate-file-diff-size', metavar='BYTES',
dest='separate_file_diff_size', type=int,
help='diff size to load diff on demand, with --html-dir (default: %d)' %
Config.general.separate_file_diff_size,
default=Config.general.separate_file_diff_size).completer=RangeCompleter(0,
Config.general.separate_file_diff_size, 20000)
parser.add_argument('--max-diff-block-lines', dest='max_diff_block_lines', type=int,
help='maximum number of lines per diff block (default: %d)' %
Config.general.max_diff_block_lines,
default=Config.general.max_diff_block_lines).completer=RangeCompleter(0,
Config.general.max_diff_block_lines, 5)
parser.add_argument('--max-diff-input-lines', dest='max_diff_input_lines', type=int,
help='maximum number of lines fed to diff (default: %d)' %
Config.general.max_diff_input_lines,
default=Config.general.max_diff_input_lines).completer=RangeCompleter(0,
Config.general.max_diff_input_lines, 5000)
parser.add_argument('--fuzzy-threshold', dest='fuzzy_threshold', type=int,
help='threshold for fuzzy-matching '
'(0 to disable, %d is default, 400 is high fuzziness)' %
(Config.general.fuzzy_threshold),
default=Config.general.fuzzy_threshold).completer=RangeCompleter(0,
400, 20)
parser.add_argument('--new-file', dest='new_file', action='store_true',
help='treat absent files as empty')
parser.add_argument('--css', metavar='url', dest='css_url',
help='link to an extra CSS for the HTML report')
parser.add_argument('--jquery', metavar='url', dest='jquery_url',
help='link to the jquery url, with --html-dir. Specify “disable” to disable JavaScript. When omitted diffoscope will try to create a symlink to a system installation. Known locations: %s' % ', '.join(JQUERY_SYSTEM_LOCATIONS))
parser.add_argument('file1', help='first file to compare')
parser.add_argument('file2', help='second file to compare')
if not tlsh:
parser.epilog = 'File renaming detection based on fuzzy-matching is currently disabled. It can be enabled by installing the “tlsh” module available at https://github.com/trendmicro/tlsh'
if argcomplete:
argcomplete.autocomplete(parser)
elif '_ARGCOMPLETE' in os.environ:
logger.error('Argument completion requested but the "argcomplete" module is not installed. It can be obtained at https://pypi.python.org/pypi/argcomplete')
sys.exit(1)
return parser
def create_parser():
parser = argparse.ArgumentParser(description="Highlight differences between two builds " "of Debian packages")
parser.add_argument("--version", action="version", version="diffoscope %s" % VERSION)
parser.add_argument(
"--list-tools", nargs="?", type=str, action=ListToolsAction, help="show external tools required and exit"
)
parser.add_argument("--debug", dest="debug", action="store_true", default=False, help="display debug messages")
parser.add_argument("--debugger", action="store_true", help="Open the python debugger in case of crashes.")
parser.add_argument(
"--html", metavar="output", dest="html_output", help="write HTML report to given file (use - for stdout)"
)
parser.add_argument(
"--html-dir",
metavar="output",
dest="html_output_directory",
help="write multi-file HTML report to given directory",
)
parser.add_argument(
"--text", metavar="output", dest="text_output", help="write plain text output to given file (use - for stdout)"
)
parser.add_argument(
"--max-report-size",
metavar="BYTES",
dest="max_report_size",
type=int,
help="maximum bytes written in report (default: %d)" % Config.general.max_report_size,
default=Config.general.max_report_size,
).completer = RangeCompleter(0, Config.general.max_report_size, 200000)
parser.add_argument(
"--separate-file-diff-size",
metavar="BYTES",
dest="separate_file_diff_size",
type=int,
help="diff size to load diff on demand, with --html-dir (default: %d)" % Config.general.separate_file_diff_size,
default=Config.general.separate_file_diff_size,
).completer = RangeCompleter(0, Config.general.separate_file_diff_size, 20000)
parser.add_argument(
"--max-diff-block-lines",
dest="max_diff_block_lines",
type=int,
help="maximum number of lines per diff block (default: %d)" % Config.general.max_diff_block_lines,
default=Config.general.max_diff_block_lines,
).completer = RangeCompleter(0, Config.general.max_diff_block_lines, 5)
parser.add_argument(
"--max-diff-input-lines",
dest="max_diff_input_lines",
type=int,
help="maximum number of lines fed to diff (default: %d)" % Config.general.max_diff_input_lines,
default=Config.general.max_diff_input_lines,
).completer = RangeCompleter(0, Config.general.max_diff_input_lines, 5000)
parser.add_argument(
"--fuzzy-threshold",
dest="fuzzy_threshold",
type=int,
help="threshold for fuzzy-matching "
"(0 to disable, %d is default, 400 is high fuzziness)" % (Config.general.fuzzy_threshold),
default=Config.general.fuzzy_threshold,
).completer = RangeCompleter(0, 400, 20)
parser.add_argument("--new-file", dest="new_file", action="store_true", help="treat absent files as empty")
parser.add_argument("--css", metavar="url", dest="css_url", help="link to an extra CSS for the HTML report")
parser.add_argument(
"--jquery",
metavar="url",
dest="jquery_url",
help="link to the jquery url, with --html-dir. Specify “disable” to disable JavaScript. When omitted diffoscope will try to create a symlink to a system installation. Known locations: %s"
% ", ".join(JQUERY_SYSTEM_LOCATIONS),
)
parser.add_argument("path1", help="first file or directory to compare")
parser.add_argument("path2", help="second file or directory to compare")
if not tlsh:
parser.epilog = "File renaming detection based on fuzzy-matching is currently disabled. It can be enabled by installing the “tlsh” module available at https://github.com/trendmicro/tlsh"
if argcomplete:
argcomplete.autocomplete(parser)
elif "_ARGCOMPLETE" in os.environ:
logger.error(
'Argument completion requested but the "argcomplete" module is not installed. It can be obtained at https://pypi.python.org/pypi/argcomplete'
)
sys.exit(1)
return parser