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80 lines
3.0 KiB
Python
80 lines
3.0 KiB
Python
# Copyright 2020 MongoDB Inc.
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#
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# Permission is hereby granted, free of charge, to any person obtaining
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# a copy of this software and associated documentation files (the
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# "Software"), to deal in the Software without restriction, including
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# without limitation the rights to use, copy, modify, merge, publish,
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# distribute, sublicense, and/or sell copies of the Software, and to
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# permit persons to whom the Software is furnished to do so, subject to
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# the following conditions:
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#
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# The above copyright notice and this permission notice shall be included
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# in all copies or substantial portions of the Software.
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#
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# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY
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# KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE
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# WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
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# NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
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# LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
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# OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
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# WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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#
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"""Pseudo-builders for building and registering libfuzzer tests.
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"""
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from SCons.Script import Action
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def exists(env):
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return True
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def libfuzzer_test_list_builder_action(env, target, source):
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with open(str(target[0]), "w") as ofile:
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for s in _libfuzzer_tests:
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print("\t" + str(s))
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ofile.write("%s\n" % s)
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def build_cpp_libfuzzer_test(env, target, source, **kwargs):
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myenv = env.Clone()
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if not myenv.IsSanitizerEnabled("fuzzer"):
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return []
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libdeps = kwargs.get("LIBDEPS", myenv.get("LIBDEPS", [])).copy()
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kwargs["LIBDEPS"] = libdeps
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kwargs["INSTALL_ALIAS"] = ["tests"]
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sanitizer_option = "-fsanitize=fuzzer"
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myenv.Prepend(LINKFLAGS=[sanitizer_option])
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libfuzzer_test_components = {"tests", "fuzzertests"}
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primary_component = kwargs.get("AIB_COMPONENT", env.get("AIB_COMPONENT", ""))
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if primary_component and not primary_component.endswith("-fuzzertest"):
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kwargs["AIB_COMPONENT"] = primary_component + "-fuzzertest"
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elif primary_component:
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kwargs["AIB_COMPONENT"] = primary_component
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else:
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kwargs["AIB_COMPONENT"] = "fuzzertests"
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libfuzzer_test_components = {"tests"}
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if "AIB_COMPONENTS_EXTRA" in kwargs:
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kwargs["AIB_COMPONENTS_EXTRA"] = set(
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kwargs["AIB_COMPONENTS_EXTRA"]).union(libfuzzer_test_components)
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else:
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kwargs["AIB_COMPONENTS_EXTRA"] = list(libfuzzer_test_components)
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# Fuzzer tests are inherenently undecidable (see
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# mongo_test_execution.py for details on undecidability).
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kwargs['UNDECIDABLE_TEST'] = True
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result = myenv.Program(target, source, **kwargs)
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myenv.RegisterTest("$LIBFUZZER_TEST_LIST", result[0])
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myenv.Alias("$LIBFUZZER_TEST_ALIAS", result[0])
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return result
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def generate(env):
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env.TestList("$LIBFUZZER_TEST_LIST", source=[])
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env.AddMethod(build_cpp_libfuzzer_test, "CppLibfuzzerTest")
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env.Alias("$LIBFUZZER_TEST_ALIAS", "$LIBFUZZER_TEST_LIST")
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