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Simple fuzzing framework

pull/1/head
Patrick Strateman 7 years ago committed by Wladimir J. van der Laan
parent
commit
a4153e20ec
  1. 1
      .gitignore
  2. 1
      src/Makefile.am
  3. 21
      src/Makefile.test.include
  4. 256
      src/test/test_bitcoin_fuzzy.cpp

1
.gitignore vendored

@ -6,6 +6,7 @@ src/bitcoind @@ -6,6 +6,7 @@ src/bitcoind
src/bitcoin-cli
src/bitcoin-tx
src/test/test_bitcoin
src/test/test_bitcoin_fuzzy
src/qt/test/test_bitcoin-qt
# autoreconf

1
src/Makefile.am

@ -61,6 +61,7 @@ EXTRA_LIBRARIES += \ @@ -61,6 +61,7 @@ EXTRA_LIBRARIES += \
lib_LTLIBRARIES = $(LIBBITCOINCONSENSUS)
bin_PROGRAMS =
noinst_PROGRAMS =
TESTS =
BENCHMARKS =

21
src/Makefile.test.include

@ -4,6 +4,7 @@ @@ -4,6 +4,7 @@
TESTS += test/test_bitcoin
bin_PROGRAMS += test/test_bitcoin
noinst_PROGRAMS += test/test_bitcoin_fuzzy
TEST_SRCDIR = test
TEST_BINARY=test/test_bitcoin$(EXEEXT)
@ -38,6 +39,7 @@ RAW_TEST_FILES = @@ -38,6 +39,7 @@ RAW_TEST_FILES =
GENERATED_TEST_FILES = $(JSON_TEST_FILES:.json=.json.h) $(RAW_TEST_FILES:.raw=.raw.h)
# test_bitcoin binary #
BITCOIN_TESTS =\
test/arith_uint256_tests.cpp \
test/scriptnum10.h \
@ -119,6 +121,25 @@ test_test_bitcoin_LDFLAGS = $(RELDFLAGS) $(AM_LDFLAGS) $(LIBTOOL_APP_LDFLAGS) -s @@ -119,6 +121,25 @@ test_test_bitcoin_LDFLAGS = $(RELDFLAGS) $(AM_LDFLAGS) $(LIBTOOL_APP_LDFLAGS) -s
if ENABLE_ZMQ
test_test_bitcoin_LDADD += $(ZMQ_LIBS)
endif
#
# test_bitcoin_fuzzy binary #
test_test_bitcoin_fuzzy_SOURCES = test/test_bitcoin_fuzzy.cpp
test_test_bitcoin_fuzzy_CPPFLAGS = $(AM_CPPFLAGS) $(BITCOIN_INCLUDES)
test_test_bitcoin_fuzzy_CXXFLAGS = $(AM_CXXFLAGS) $(PIE_FLAGS)
test_test_bitcoin_fuzzy_LDFLAGS = $(RELDFLAGS) $(AM_LDFLAGS) $(LIBTOOL_APP_LDFLAGS)
test_test_bitcoin_fuzzy_LDADD = \
$(LIBUNIVALUE) \
$(LIBBITCOIN_SERVER) \
$(LIBBITCOIN_COMMON) \
$(LIBBITCOIN_UTIL) \
$(LIBBITCOIN_CONSENSUS) \
$(LIBBITCOIN_CRYPTO) \
$(LIBSECP256K1)
test_test_bitcoin_fuzzy_LDADD += $(BOOST_LIBS) $(CRYPTO_LIBS)
#
nodist_test_test_bitcoin_SOURCES = $(GENERATED_TEST_FILES)

256
src/test/test_bitcoin_fuzzy.cpp

@ -0,0 +1,256 @@ @@ -0,0 +1,256 @@
// Copyright (c) 2009-2015 The Bitcoin Core developers
// Distributed under the MIT software license, see the accompanying
// file COPYING or http://www.opensource.org/licenses/mit-license.php.
#if defined(HAVE_CONFIG_H)
#include "config/bitcoin-config.h"
#endif
#include "consensus/merkle.h"
#include "primitives/block.h"
#include "script/script.h"
#include "addrman.h"
#include "chain.h"
#include "coins.h"
#include "compressor.h"
#include "net.h"
#include "protocol.h"
#include "streams.h"
#include "undo.h"
#include "version.h"
#include <stdint.h>
#include <unistd.h>
#include <algorithm>
#include <vector>
enum TEST_ID {
CBLOCK_DESERIALIZE=0,
CTRANSACTION_DESERIALIZE,
CBLOCKLOCATOR_DESERIALIZE,
CBLOCKMERKLEROOT,
CADDRMAN_DESERIALIZE,
CBLOCKHEADER_DESERIALIZE,
CBANENTRY_DESERIALIZE,
CTXUNDO_DESERIALIZE,
CBLOCKUNDO_DESERIALIZE,
CCOINS_DESERIALIZE,
CNETADDR_DESERIALIZE,
CSERVICE_DESERIALIZE,
CMESSAGEHEADER_DESERIALIZE,
CADDRESS_DESERIALIZE,
CINV_DESERIALIZE,
CBLOOMFILTER_DESERIALIZE,
CDISKBLOCKINDEX_DESERIALIZE,
CTXOUTCOMPRESSOR_DESERIALIZE,
TEST_ID_END
};
bool read_stdin(std::vector<char> &data) {
char buffer[1024];
ssize_t length=0;
while((length = read(STDIN_FILENO, buffer, 1024)) > 0) {
data.insert(data.end(), buffer, buffer+length);
if (data.size() > (1<<20)) return false;
}
return length==0;
}
int main(int argc, char **argv)
{
std::vector<char> buffer;
if (!read_stdin(buffer)) return 0;
if (buffer.size() < sizeof(uint32_t)) return 0;
uint32_t test_id = 0xffffffff;
memcpy(&test_id, &buffer[0], sizeof(uint32_t));
buffer.erase(buffer.begin(), buffer.begin() + sizeof(uint32_t));
if (test_id >= TEST_ID_END) return 0;
CDataStream ds(buffer, SER_NETWORK, INIT_PROTO_VERSION);
try {
int nVersion;
ds >> nVersion;
ds.SetVersion(nVersion);
} catch (const std::ios_base::failure& e) {
return 0;
}
switch(test_id) {
case CBLOCK_DESERIALIZE:
{
try
{
CBlock block;
ds >> block;
} catch (const std::ios_base::failure& e) {return 0;}
break;
}
case CTRANSACTION_DESERIALIZE:
{
try
{
CTransaction tx(deserialize, ds);
} catch (const std::ios_base::failure& e) {return 0;}
break;
}
case CBLOCKLOCATOR_DESERIALIZE:
{
try
{
CBlockLocator bl;
ds >> bl;
} catch (const std::ios_base::failure& e) {return 0;}
break;
}
case CBLOCKMERKLEROOT:
{
try
{
CBlock block;
ds >> block;
bool mutated;
BlockMerkleRoot(block, &mutated);
} catch (const std::ios_base::failure& e) {return 0;}
break;
}
case CADDRMAN_DESERIALIZE:
{
try
{
CAddrMan am;
ds >> am;
} catch (const std::ios_base::failure& e) {return 0;}
break;
}
case CBLOCKHEADER_DESERIALIZE:
{
try
{
CBlockHeader bh;
ds >> bh;
} catch (const std::ios_base::failure& e) {return 0;}
break;
}
case CBANENTRY_DESERIALIZE:
{
try
{
CBanEntry be;
ds >> be;
} catch (const std::ios_base::failure& e) {return 0;}
break;
}
case CTXUNDO_DESERIALIZE:
{
try
{
CTxUndo tu;
ds >> tu;
} catch (const std::ios_base::failure& e) {return 0;}
break;
}
case CBLOCKUNDO_DESERIALIZE:
{
try
{
CBlockUndo bu;
ds >> bu;
} catch (const std::ios_base::failure& e) {return 0;}
break;
}
case CCOINS_DESERIALIZE:
{
try
{
CCoins block;
ds >> block;
} catch (const std::ios_base::failure& e) {return 0;}
break;
}
case CNETADDR_DESERIALIZE:
{
try
{
CNetAddr na;
ds >> na;
} catch (const std::ios_base::failure& e) {return 0;}
break;
}
case CSERVICE_DESERIALIZE:
{
try
{
CService s;
ds >> s;
} catch (const std::ios_base::failure& e) {return 0;}
break;
}
case CMESSAGEHEADER_DESERIALIZE:
{
CMessageHeader::MessageStartChars pchMessageStart = {0x00, 0x00, 0x00, 0x00};
try
{
CMessageHeader mh(pchMessageStart);
ds >> mh;
if (!mh.IsValid(pchMessageStart)) {return 0;}
} catch (const std::ios_base::failure& e) {return 0;}
break;
}
case CADDRESS_DESERIALIZE:
{
try
{
CAddress a;
ds >> a;
} catch (const std::ios_base::failure& e) {return 0;}
break;
}
case CINV_DESERIALIZE:
{
try
{
CInv i;
ds >> i;
} catch (const std::ios_base::failure& e) {return 0;}
break;
}
case CBLOOMFILTER_DESERIALIZE:
{
try
{
CBloomFilter bf;
ds >> bf;
} catch (const std::ios_base::failure& e) {return 0;}
break;
}
case CDISKBLOCKINDEX_DESERIALIZE:
{
try
{
CDiskBlockIndex dbi;
ds >> dbi;
} catch (const std::ios_base::failure& e) {return 0;}
break;
}
case CTXOUTCOMPRESSOR_DESERIALIZE:
{
CTxOut to;
try
{
ds >> to;
} catch (const std::ios_base::failure& e) {return 0;}
CTxOutCompressor toc(to);
break;
}
default:
return 0;
}
return 0;
}
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