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Side by Side Diff: infra/bots/flavor/xsan_flavor.py

Issue 1703663002: Port Skia recipe to normal Python scripts, move to Skia repo (Closed) Base URL: https://skia.googlesource.com/skia.git@master
Patch Set: Address comments Created 4 years, 10 months ago
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1 #!/usr/bin/env python
2 #
3 # Copyright 2016 Google Inc.
4 #
5 # Use of this source code is governed by a BSD-style license that can be
6 # found in the LICENSE file.
7
8
9 """Utils for running under *SAN"""
10
11
12 import default_flavor
13 import os
14
15
16 class XSanFlavorUtils(default_flavor.DefaultFlavorUtils):
17 def __init__(self, *args, **kwargs):
18 super(XSanFlavorUtils, self).__init__(*args, **kwargs)
19 self._sanitizer = {
20 # We'd love to just pass 'address,undefined' and get all the checks, but
21 # we're not anywhere close to being able to do that. Instead we start
22 # with a set of checks that we know pass or nearly pass. See here for
23 # more information:
24 # http://clang.llvm.org/docs/UsersManual.html#controlling-code-generation
25 'ASAN': ('address,bool,function,integer-divide-by-zero,nonnull-attribute,'
26 'null,object-size,return,returns-nonnull-attribute,shift,'
27 'signed-integer-overflow,unreachable,vla-bound,vptr'),
28 # MSAN and TSAN can't run together with ASAN, so they're their own bots.
29 'MSAN': 'memory',
30 'TSAN': 'thread',
31 }[self._bot_info.bot_cfg['extra_config']]
32
33 def compile(self, target):
34 cmd = [os.path.join(self._bot_info.skia_dir, 'tools', 'xsan_build'),
35 self._sanitizer, target]
36 self._bot_info.run(cmd)
37
38 def step(self, cmd, env=None, **kwargs):
39 """Wrapper for the Step API; runs a step as appropriate for this flavor."""
40 lsan_suppressions = self._bot_info.skia_dir.join('tools', 'lsan.supp')
41 tsan_suppressions = self._bot_info.skia_dir.join('tools', 'tsan.supp')
42 ubsan_suppressions = self._bot_info.skia_dir.join('tools', 'ubsan.supp')
43 env = dict(env or {})
44 env['ASAN_OPTIONS'] = 'symbolize=1 detect_leaks=1'
45 env['LSAN_OPTIONS'] = ('symbolize=1 print_suppressions=1 suppressions=%s' %
46 lsan_suppressions)
47 env['TSAN_OPTIONS'] = 'suppressions=%s' % tsan_suppressions
48 env['UBSAN_OPTIONS'] = 'suppressions=%s' % ubsan_suppressions
49
50 path_to_app = os.path.join(self._bot_info.out_dir,
51 self._bot_info.configuration, cmd[0])
52 new_cmd = [path_to_app]
53 new_cmd.extend(cmd[1:])
54 return self._bot_info.run(new_cmd, env=env, **kwargs)
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