mirror of
https://github.com/ethereum/solidity
synced 2023-10-03 13:03:40 +00:00
Merge pull request #1703 from ethereum/fuzzer
Executable for use with AFL
This commit is contained in:
Alex Beregszaszi
GitHub
commit
419ab9260e
@ -7,23 +7,9 @@ aux_source_directory(libsolidity SRC_LIST)
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aux_source_directory(contracts SRC_LIST)
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aux_source_directory(liblll SRC_LIST)
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get_filename_component(TESTS_DIR "${CMAKE_CURRENT_SOURCE_DIR}" ABSOLUTE)
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list(REMOVE_ITEM SRC_LIST "./fuzzer.cpp")
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# search for test names and create ctest tests
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enable_testing()
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foreach(file ${SRC_LIST})
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file(STRINGS ${CMAKE_CURRENT_SOURCE_DIR}/${file} test_list_raw REGEX "BOOST_.*TEST_(SUITE|CASE)")
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set(TestSuite "DEFAULT")
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foreach(test_raw ${test_list_raw})
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string(REGEX REPLACE ".*TEST_(SUITE|CASE)\\(([^ ,\\)]*).*" "\\1 \\2" test ${test_raw})
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if(test MATCHES "^SUITE .*")
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string(SUBSTRING ${test} 6 -1 TestSuite)
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elseif(test MATCHES "^CASE .*")
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string(SUBSTRING ${test} 5 -1 TestCase)
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add_test(NAME ${TestSuite}/${TestCase} WORKING_DIRECTORY ${CMAKE_BINARY_DIR}/test COMMAND test -t ${TestSuite}/${TestCase})
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endif(test MATCHES "^SUITE .*")
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endforeach(test_raw)
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endforeach(file)
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get_filename_component(TESTS_DIR "${CMAKE_CURRENT_SOURCE_DIR}" ABSOLUTE)
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file(GLOB HEADERS "*.h" "*/*.h")
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set(EXECUTABLE soltest)
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@ -34,5 +20,5 @@ eth_use(${EXECUTABLE} REQUIRED Solidity::solidity Solidity::lll)
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include_directories(BEFORE ..)
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target_link_libraries(${EXECUTABLE} ${Boost_UNIT_TEST_FRAMEWORK_LIBRARIES})
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enable_testing()
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set(CTEST_OUTPUT_ON_FAILURE TRUE)
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add_executable(solfuzzer fuzzer.cpp)
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target_link_libraries(solfuzzer soljson)
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@ -46,6 +46,21 @@ do
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test -z "$output" -a "$failed" -eq 0
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done
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# Test library checksum
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echo 'contact C {}' | "$SOLC" --link --libraries a:0x90f20564390eAe531E810af625A22f51385Cd222
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! echo 'contract C {}' | "$SOLC" --link --libraries a:0x80f20564390eAe531E810af625A22f51385Cd222 2>/dev/null
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echo "Testing library checksum..."
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echo '' | "$SOLC" --link --libraries a:0x90f20564390eAe531E810af625A22f51385Cd222
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! echo '' | "$SOLC" --link --libraries a:0x80f20564390eAe531E810af625A22f51385Cd222 2>/dev/null
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echo "Testing soljson via the fuzzer..."
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TMPDIR=$(mktemp -d)
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(
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cd "$REPO_ROOT"
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REPO_ROOT=$(pwd) # make it absolute
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cd "$TMPDIR"
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"$REPO_ROOT"/scripts/isolate_tests.py "$REPO_ROOT"/test/contracts/* "$REPO_ROOT"/test/libsolidity/*EndToEnd*
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for f in *.sol
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do
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"$REPO_ROOT"/build/test/solfuzzer < "$f"
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done
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)
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rm -rf "$TMPDIR"
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echo "Done."
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92
test/fuzzer.cpp
Normal file
92
test/fuzzer.cpp
Normal file
@ -0,0 +1,92 @@
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/*
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This file is part of solidity.
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solidity is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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solidity is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with solidity. If not, see <http://www.gnu.org/licenses/>.
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*/
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/**
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* Executable for use with AFL <http://lcamtuf.coredump.cx/afl>.
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* Reads a single source from stdin and signals a failure for internal errors.
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*/
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#include <json/json.h>
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#include <string>
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#include <iostream>
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using namespace std;
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extern "C"
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{
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extern char const* compileJSON(char const* _input, bool _optimize);
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}
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string contains(string const& _haystack, vector<string> const& _needles)
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{
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for (string const& needle: _needles)
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if (_haystack.find(needle) != string::npos)
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return needle;
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return "";
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}
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int main()
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{
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string input;
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while (!cin.eof())
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{
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string s;
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getline(cin, s);
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input += s + '\n';
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}
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bool optimize = true;
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string outputString(compileJSON(input.c_str(), optimize));
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Json::Value outputJson;
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if (!Json::Reader().parse(outputString, outputJson))
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{
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cout << "Compiler produced invalid JSON output." << endl;
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abort();
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}
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if (outputJson.isMember("errors"))
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{
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if (!outputJson["errors"].isArray())
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{
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cout << "Output JSON has \"errors\" but it is not an array." << endl;
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abort();
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}
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for (Json::Value const& error: outputJson["errors"])
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{
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string invalid = contains(error.asString(), vector<string>{
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"Compiler error",
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"Internal compiler error",
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"Exception during compilation",
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"Unknown exception during compilation",
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"Unknown exception while generating contract data output",
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"Unknown exception while generating formal method output",
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"Unknown exception while generating source name output",
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"Unknown error while generating JSON"
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});
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if (!invalid.empty())
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{
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cout << "Invalid error: \"" << invalid << "\"" << endl;
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abort();
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}
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}
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}
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else if (!outputJson.isMember("contracts"))
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{
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cout << "Output JSON has neither \"errors\" nor \"contracts\"." << endl;
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abort();
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}
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return 0;
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}
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