109 lines
2.8 KiB
Python
Executable File
109 lines
2.8 KiB
Python
Executable File
#!/usr/bin/env python
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from __future__ import print_function, division, absolute_import
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import sys, os, subprocess, tempfile, threading
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def which (program):
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# https://stackoverflow.com/a/377028
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def is_exe (fpath):
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return os.path.isfile (fpath) and os.access (fpath, os.X_OK)
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fpath, _ = os.path.split (program)
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if fpath:
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if is_exe (program):
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return program
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else:
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for path in os.environ["PATH"].split (os.pathsep):
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exe_file = os.path.join (path, program)
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if is_exe (exe_file):
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return exe_file
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return None
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def cmd (command):
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# https://stackoverflow.com/a/4408409
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# https://stackoverflow.com/a/10012262
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with tempfile.TemporaryFile () as tempf:
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p = subprocess.Popen (command, stderr=tempf)
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is_killed = {'value': False}
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def timeout (p, is_killed):
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is_killed['value'] = True
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p.kill ()
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timeout_seconds = int (os.environ.get ("HB_TEST_SHAPE_FUZZER_TIMEOUT", "2"))
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timer = threading.Timer (timeout_seconds, timeout, [p, is_killed])
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try:
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timer.start()
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p.wait ()
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tempf.seek (0)
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text = tempf.read ()
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#TODO: Detect debug mode with a better way
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is_debug_mode = b"SANITIZE" in text
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text = "" if is_debug_mode else text.decode ("utf-8").strip ()
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returncode = p.returncode
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finally:
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timer.cancel()
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if is_killed['value']:
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text = 'error: timeout, ' + text
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returncode = 1
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return text, returncode
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srcdir = os.environ.get ("srcdir", ".")
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EXEEXT = os.environ.get ("EXEEXT", "")
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top_builddir = os.environ.get ("top_builddir", ".")
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hb_shape_fuzzer = os.path.join (top_builddir, "hb-shape-fuzzer" + EXEEXT)
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if not os.path.exists (hb_shape_fuzzer):
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if len (sys.argv) == 1 or not os.path.exists (sys.argv[1]):
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print ("""Failed to find hb-shape-fuzzer binary automatically,
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please provide it as the first argument to the tool""")
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sys.exit (1)
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hb_shape_fuzzer = sys.argv[1]
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print ('hb_shape_fuzzer:', hb_shape_fuzzer)
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fails = 0
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libtool = os.environ.get ('LIBTOOL')
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valgrind = None
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if os.environ.get ('RUN_VALGRIND', ''):
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valgrind = which ('valgrind')
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if valgrind is None:
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print ("""Valgrind requested but not found.""")
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sys.exit (1)
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if libtool is None:
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print ("""Valgrind support is currently autotools only and needs libtool but not found.""")
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parent_path = os.path.join (srcdir, "fonts")
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for file in os.listdir (parent_path):
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path = os.path.join (parent_path, file)
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if valgrind:
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text, returncode = cmd (libtool.split(' ') + ['--mode=execute', valgrind + ' --leak-check=full --error-exitcode=1', '--', hb_shape_fuzzer, path])
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else:
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text, returncode = cmd ([hb_shape_fuzzer, path])
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if 'error' in text:
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returncode = 1
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if (not valgrind or returncode) and text.strip ():
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print (text)
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if returncode != 0:
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print ('failure on %s' % file)
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fails = fails + 1
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if fails:
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print ("%i shape fuzzer related tests failed." % fails)
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sys.exit (1)
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