shlibvischeck-debian

#!/usr/bin/python3

# The MIT License (MIT)
# 
# Copyright 2018-2021 Yury Gribov
# 
# Use of this source code is governed by MIT license that can be
# found in the LICENSE.txt file.

# Analyzes difference between public and binary interfaces in Debian packages.

import os
import os.path
import re
import argparse

import shlibvischeck.common.error as e
from shlibvischeck.analysis.debian import *

def is_bad_pkg(pkg):
  return re.search('^(libreoffice|glibc)', pkg)

def main():
  me = os.path.basename(__file__)
  e.set_basename(me)
  e.set_throw_on_error()

  parser = argparse.ArgumentParser(description="Analyzes difference between public and binary interfaces in Debian packages.",
                                   formatter_class=argparse.RawDescriptionHelpFormatter,
                                   epilog="""\
Examples:
  $ {0} libacl1
""".format(me))
  parser.add_argument('--verbose', '-v',
                      help="Print diagnostic info.",
                      action='count', default=0)
  parser.add_argument('--permissive', '-p',
                      help="Ignore dummy symbols introduced by ld (_edata, __bss_start, etc.) "
                           "and libgcc (_init, _fini).",
                      dest='permissive', action='store_true', default=False)
  parser.add_argument('--no-permissive',
                      help="Disable --permissive (default).",
                      dest='permissive', action='store_false')
  parser.add_argument('rest',
                      nargs=argparse.REMAINDER, default=[])

  args = parser.parse_args()

  total = fails = 0
  failed_packages = []
  processed_pkgs = set()

  for pkg in args.rest:
    src = get_pkg_attribute(pkg, 'Package', True, True)[0]
    # TODO: handle errors
    if src in processed_pkgs or is_bad_pkg(src):
      continue
    processed_pkgs.add(src)

    total += 1
    print("Processing package '%s'..." % pkg)

    success = False
    try:
      if analyze_debian_package(pkg, args.permissive, args.verbose):
        success = True
    except Exception:
        import traceback
        traceback.print_exc()
    finally:
      if not success:
        print("Failed to analyze package '%s'." % pkg)
        fails += 1
        failed_packages.append(src)

  if fails > 0:
    print("%d packages failed (out of %d): %s" % (fails, total,
                                                  ' '.join(failed_packages)))

if __name__ == '__main__':
  main()