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| author | Gavin Andresen <gavinandresen@gmail.com> | 2014-08-28 13:23:24 -0400 |
|---|---|---|
| committer | Gavin Andresen <gavinandresen@gmail.com> | 2014-09-10 14:09:40 -0400 |
| commit | c74332c67806ed92e6e18de174671a7c30608780 (patch) | |
| tree | 635d923bc891518c366dfb651304326a59b704df /src/test/DoS_tests.cpp | |
| parent | def2fdb4b9b52fa908c11fe2f5a42ea04f8e9f11 (diff) | |
| download | bitcoin-c74332c67806ed92e6e18de174671a7c30608780.tar.xz | |
Stricter handling of orphan transactions
Prevent denial-of-service attacks by banning
peers that send us invalid orphan transactions
and only storing orphan transactions given to
us by a peer while the peer is connected.
Diffstat (limited to 'src/test/DoS_tests.cpp')
| -rw-r--r-- | src/test/DoS_tests.cpp | 17 |
1 files changed, 13 insertions, 4 deletions
diff --git a/src/test/DoS_tests.cpp b/src/test/DoS_tests.cpp index fa4edff63f..e019674816 100644 --- a/src/test/DoS_tests.cpp +++ b/src/test/DoS_tests.cpp @@ -24,7 +24,8 @@ #include <boost/test/unit_test.hpp> // Tests this internal-to-main.cpp method: -extern bool AddOrphanTx(const CTransaction& tx); +extern bool AddOrphanTx(const CTransaction& tx, NodeId peer); +extern void EraseOrphansFor(NodeId peer); extern unsigned int LimitOrphanTxSize(unsigned int nMaxOrphans); extern std::map<uint256, CTransaction> mapOrphanTransactions; extern std::map<uint256, std::set<uint256> > mapOrphanTransactionsByPrev; @@ -174,7 +175,7 @@ BOOST_AUTO_TEST_CASE(DoS_mapOrphans) tx.vout[0].nValue = 1*CENT; tx.vout[0].scriptPubKey.SetDestination(key.GetPubKey().GetID()); - AddOrphanTx(tx); + AddOrphanTx(tx, i); } // ... and 50 that depend on other orphans: @@ -191,7 +192,7 @@ BOOST_AUTO_TEST_CASE(DoS_mapOrphans) tx.vout[0].scriptPubKey.SetDestination(key.GetPubKey().GetID()); SignSignature(keystore, txPrev, tx, 0); - AddOrphanTx(tx); + AddOrphanTx(tx, i); } // This really-big orphan should be ignored: @@ -215,7 +216,15 @@ BOOST_AUTO_TEST_CASE(DoS_mapOrphans) for (unsigned int j = 1; j < tx.vin.size(); j++) tx.vin[j].scriptSig = tx.vin[0].scriptSig; - BOOST_CHECK(!AddOrphanTx(tx)); + BOOST_CHECK(!AddOrphanTx(tx, i)); + } + + // Test EraseOrphansFor: + for (NodeId i = 0; i < 3; i++) + { + size_t sizeBefore = mapOrphanTransactions.size(); + EraseOrphansFor(i); + BOOST_CHECK(mapOrphanTransactions.size() < sizeBefore); } // Test LimitOrphanTxSize() function: |