d9fa758292
BUG=skia:4763 GOLD_TRYBOT_URL= https://gold.skia.org/search2?unt=true&query=source_type%3Dgm&master=false&issue=1703663002 Review URL: https://codereview.chromium.org/1703663002
55 lines
2.2 KiB
Python
55 lines
2.2 KiB
Python
#!/usr/bin/env python
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#
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# Copyright 2016 Google Inc.
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#
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# Use of this source code is governed by a BSD-style license that can be
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# found in the LICENSE file.
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"""Utils for running under *SAN"""
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import default_flavor
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import os
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class XSanFlavorUtils(default_flavor.DefaultFlavorUtils):
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def __init__(self, *args, **kwargs):
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super(XSanFlavorUtils, self).__init__(*args, **kwargs)
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self._sanitizer = {
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# We'd love to just pass 'address,undefined' and get all the checks, but
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# we're not anywhere close to being able to do that. Instead we start
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# with a set of checks that we know pass or nearly pass. See here for
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# more information:
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# http://clang.llvm.org/docs/UsersManual.html#controlling-code-generation
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'ASAN': ('address,bool,function,integer-divide-by-zero,nonnull-attribute,'
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'null,object-size,return,returns-nonnull-attribute,shift,'
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'signed-integer-overflow,unreachable,vla-bound,vptr'),
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# MSAN and TSAN can't run together with ASAN, so they're their own bots.
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'MSAN': 'memory',
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'TSAN': 'thread',
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}[self._bot_info.bot_cfg['extra_config']]
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def compile(self, target):
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cmd = [os.path.join(self._bot_info.skia_dir, 'tools', 'xsan_build'),
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self._sanitizer, target]
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self._bot_info.run(cmd)
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def step(self, cmd, env=None, **kwargs):
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"""Wrapper for the Step API; runs a step as appropriate for this flavor."""
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lsan_suppressions = self._bot_info.skia_dir.join('tools', 'lsan.supp')
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tsan_suppressions = self._bot_info.skia_dir.join('tools', 'tsan.supp')
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ubsan_suppressions = self._bot_info.skia_dir.join('tools', 'ubsan.supp')
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env = dict(env or {})
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env['ASAN_OPTIONS'] = 'symbolize=1 detect_leaks=1'
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env['LSAN_OPTIONS'] = ('symbolize=1 print_suppressions=1 suppressions=%s' %
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lsan_suppressions)
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env['TSAN_OPTIONS'] = 'suppressions=%s' % tsan_suppressions
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env['UBSAN_OPTIONS'] = 'suppressions=%s' % ubsan_suppressions
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path_to_app = os.path.join(self._bot_info.out_dir,
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self._bot_info.configuration, cmd[0])
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new_cmd = [path_to_app]
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new_cmd.extend(cmd[1:])
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return self._bot_info.run(new_cmd, env=env, **kwargs)
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