upstream/mercurial-mirror Files · contrib/fuzz/revlog_corpus.py

parsers: better bounds checking in fm1readmarkers...

parsers: better bounds checking in fm1readmarkers Our Python already calls this with reasonable values consistently, but my upcoming fuzzer is extremely quick to discover the lack of sanity checking here. Differential Revision: https://phab.mercurial-scm.org/D5464

Augie Fackler - - Load All Authors

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             revlog_corpus.py
        
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      from __future__ import absolute_import, print_function

      import argparse

      import os

      import zipfile

      ap = argparse.ArgumentParser()

      ap.add_argument("out", metavar="some.zip", type=str, nargs=1)

      args = ap.parse_args()

      reporoot = os.path.normpath(os.path.join(os.path.dirname(__file__),

                                               '..', '..'))

      # typically a standalone index

      changelog = os.path.join(reporoot, '.hg', 'store', '00changelog.i')

      # an inline revlog with only a few revisions

      contributing = os.path.join(

          reporoot, '.hg', 'store', 'data', 'contrib', 'fuzz', 'mpatch.cc.i')

      print(changelog, os.path.exists(changelog))

      print(contributing, os.path.exists(contributing))

      with zipfile.ZipFile(args.out[0], "w", zipfile.ZIP_STORED) as zf:

          if os.path.exists(changelog):

              with open(changelog) as f:

                  zf.writestr("00changelog.i", f.read())

          if os.path.exists(contributing):

              with open(contributing) as f:

                  zf.writestr("contributing.i", f.read())

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				from __future__ import absolute_import, print_function

				import argparse
				import os
				import zipfile

				ap = argparse.ArgumentParser()
				ap.add_argument("out", metavar="some.zip", type=str, nargs=1)
				args = ap.parse_args()

				reporoot = os.path.normpath(os.path.join(os.path.dirname(__file__),
				'..', '..'))
				# typically a standalone index
				changelog = os.path.join(reporoot, '.hg', 'store', '00changelog.i')
				# an inline revlog with only a few revisions
				contributing = os.path.join(
				reporoot, '.hg', 'store', 'data', 'contrib', 'fuzz', 'mpatch.cc.i')

				print(changelog, os.path.exists(changelog))
				print(contributing, os.path.exists(contributing))

				with zipfile.ZipFile(args.out[0], "w", zipfile.ZIP_STORED) as zf:
				if os.path.exists(changelog):
				with open(changelog) as f:
				zf.writestr("00changelog.i", f.read())
				if os.path.exists(contributing):
				with open(contributing) as f:
				zf.writestr("contributing.i", f.read())