public void bloom_create_insert_serialize()
{
BloomFilter filter = new BloomFilter(3, 0.01, 0, BloomFlags.UPDATE_ALL);
filter.Insert(ParseHex("99108ad8ed9bb6274d3980bab5a85c048f0950c8"));
Assert.True(filter.Contains(ParseHex("99108ad8ed9bb6274d3980bab5a85c048f0950c8")), "BloomFilter doesn't contain just-inserted object!");
// One bit different in first byte
Assert.True(!filter.Contains(ParseHex("19108ad8ed9bb6274d3980bab5a85c048f0950c8")), "BloomFilter contains something it shouldn't!");
filter.Insert(ParseHex("b5a2c786d9ef4658287ced5914b37a1b4aa32eee"));
Assert.True(filter.Contains(ParseHex("b5a2c786d9ef4658287ced5914b37a1b4aa32eee")), "BloomFilter doesn't contain just-inserted object (2)!");
filter.Insert(ParseHex("b9300670b4c5366e95b2699e8b18bc75e5f729c5"));
Assert.True(filter.Contains(ParseHex("b9300670b4c5366e95b2699e8b18bc75e5f729c5")), "BloomFilter doesn't contain just-inserted object (3)!");
var ms = new MemoryStream();
BitcoinStream bitcoinStream = new BitcoinStream(ms, true);
bitcoinStream.ReadWrite(filter);
var expected = ParseHex("03614e9b050000000000000001");
AssertEx.CollectionEquals(expected, ms.ToArray());
}
public void bloom_create_insert_key()
{
string strSecret = "5Kg1gnAjaLfKiwhhPpGS3QfRg2m6awQvaj98JCZBZQ5SuS2F15C";
BitcoinSecret vchSecret = Network.Main.CreateBitcoinSecret(strSecret);
var pubkey = vchSecret.PrivateKey.PubKey;
BloomFilter filter = new BloomFilter(2, 0.001, 0, BloomFlags.UPDATE_ALL);
filter.Insert(pubkey.ToBytes());
filter.Insert(pubkey.Hash.ToBytes());
var ms = new MemoryStream();
BitcoinStream bitcoinStream = new BitcoinStream(ms, true);
bitcoinStream.ReadWrite(filter);
var expected = ParseHex("038fc16b080000000000000001");
AssertEx.CollectionEquals(expected, ms.ToArray());
}
public void merkle_block_2()
{
// Random real block (000000005a4ded781e667e06ceefafb71410b511fe0d5adc3e5a27ecbec34ae6)
// With 4 txes
Block block = new Block();
block.ReadWrite(ParseHex("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"));
BloomFilter filter = new BloomFilter(10, 0.000001, 0, BloomFlags.UPDATE_ALL);
// Match the first transaction
filter.Insert(uint256.Parse("0xe980fe9f792d014e73b95203dc1335c5f9ce19ac537a419e6df5b47aecb93b70"));
MerkleBlock merkleBlock = new MerkleBlock(block, filter);
Assert.True(merkleBlock.Header.GetHash() == block.GetHash());
Assert.True(merkleBlock.PartialMerkleTree.Check(block.Header.HashMerkleRoot));
var vMatchedTxn = merkleBlock.PartialMerkleTree.GetMatchedTransactions().ToList();
Assert.True(vMatchedTxn.Count == 1);
AssertMatch(block, vMatchedTxn, "0xe980fe9f792d014e73b95203dc1335c5f9ce19ac537a419e6df5b47aecb93b70", 0, 0);
// Match an output from the second transaction (the pubkey for address 1DZTzaBHUDM7T3QvUKBz4qXMRpkg8jsfB5)
// This should match the third transaction because it spends the output matched
// It also matches the fourth transaction, which spends to the pubkey again
filter.Insert(ParseHex("044a656f065871a353f216ca26cef8dde2f03e8c16202d2e8ad769f02032cb86a5eb5e56842e92e19141d60a01928f8dd2c875a390f67c1f6c94cfc617c0ea45af"));
merkleBlock = new MerkleBlock(block, filter);
Assert.True(merkleBlock.Header.GetHash() == block.GetHash());
Assert.True(merkleBlock.PartialMerkleTree.Check(block.Header.HashMerkleRoot));
vMatchedTxn = merkleBlock.PartialMerkleTree.GetMatchedTransactions().ToList();
Assert.True(vMatchedTxn.Count == 4);
AssertMatch(block, vMatchedTxn, "0xe980fe9f792d014e73b95203dc1335c5f9ce19ac537a419e6df5b47aecb93b70", 0, 0);
AssertMatch(block, vMatchedTxn, "0x28204cad1d7fc1d199e8ef4fa22f182de6258a3eaafe1bbe56ebdcacd3069a5f", 1, 1);
AssertMatch(block, vMatchedTxn, "0x6b0f8a73a56c04b519f1883e8aafda643ba61a30bd1439969df21bea5f4e27e2", 2, 2);
AssertMatch(block, vMatchedTxn, "0x3c1d7e82342158e4109df2e0b6348b6e84e403d8b4046d7007663ace63cddb23", 3, 3);
}
public void bloom_create_insert_key()
{
string strSecret = "5Kg1gnAjaLfKiwhhPpGS3QfRg2m6awQvaj98JCZBZQ5SuS2F15C";
BitcoinSecret vchSecret = Network.Main.CreateBitcoinSecret(strSecret);
var pubkey = vchSecret.PrivateKey.PubKey;
BloomFilter filter = new BloomFilter(2, 0.001, 0, BloomFlags.UPDATE_ALL);
filter.Insert(pubkey.ToBytes());
filter.Insert(pubkey.Hash.ToBytes());
var ms = new MemoryStream();
BitcoinStream bitcoinStream = new BitcoinStream(ms, true);
bitcoinStream.ReadWrite(filter);
var expected = ParseHex("038fc16b080000000000000001");
AssertEx.CollectionEquals(expected, ms.ToArray());
}
public void TestBloomFilterSearchOverridenHash()
{
var filter = new BloomFilter <SimpleObjectOverridenHash>(100000, 3);
var simpleObjectInserted = new SimpleObjectOverridenHash("foo", 1);
var simpleObjectInserted2 = new SimpleObjectOverridenHash("foo", 1);
var simpleObjectNotInserted = new SimpleObjectOverridenHash("bar", 2);
filter.Insert(simpleObjectInserted);
Assert.IsTrue(filter.Search(simpleObjectInserted));
Assert.IsTrue(filter.Search(simpleObjectInserted2));
Assert.IsFalse(filter.Search(simpleObjectNotInserted));
}
public BloomFilter CreateBloomFilter(double fp, BloomFlags flags = BloomFlags.UPDATE_ALL)
{
var toTrack = GetDataToTrack().ToArray();
var scriptCount = _TrackedScripts.Count(s => !s.Value.IsInternal);
var filter = new BloomFilter(scriptCount == 0 ? 1 : scriptCount, fp, _Tweak, flags);
foreach (var data in toTrack)
{
filter.Insert(data);
}
return(filter);
}
public void TestBloomFilterInsert()
{
var filter = new BloomFilter <SimpleObject>(100000, 3);
var rand = new Random();
for (var i = 0; i < 1000; i++)
{
var simpleObject = new SimpleObject(TestNames[rand.Next(TestNames.Length)], rand.Next(15));
filter.Insert(simpleObject);
Assert.IsTrue(filter.Search(simpleObject));
}
}
public void CanGetMerkleRoot()
{
using (var node = Node.ConnectToLocal(Network.TestNet, isRelay: false))
{
var knownBlock = uint256.Parse("00000000db9a24016f87f98ddaf08d32383319431d27c37dee2c91898ef57066");
var knownTx = uint256.Parse("dabf4960a5c6d9affec746734cbd8ba68287126b8c4514de846a9702a813a449");
node.VersionHandshake();
using (var list = node.CreateListener()
.Where(m => m.Message.Payload is MerkleBlockPayload || m.Message.Payload is TxPayload))
{
BloomFilter filter = new BloomFilter(1, 0.005, 50, BloomFlags.UPDATE_NONE);
filter.Insert(((BitcoinPubKeyAddress)BitcoinAddress.Create("mwdJkHRNJi1fEwHBx6ikWFFuo2rLBdri2h", Network.TestNet)).Hash.ToBytes());
node.SendMessageAsync(new FilterLoadPayload(filter));
node.SendMessageAsync(new GetDataPayload(new InventoryVector(InventoryType.MSG_FILTERED_BLOCK, knownBlock)));
var merkle = list.ReceivePayload <MerkleBlockPayload>();
var tree = merkle.Object.PartialMerkleTree;
Assert.True(tree.Check(uint256.Parse("89b905cdf2ab70c1acd9b538cf6738937ae28fca86c1514ebbf130962312e478")));
Assert.True(tree.GetMatchedTransactions().Count() > 1);
Assert.True(tree.GetMatchedTransactions().Contains(knownTx));
List <Transaction> matched = new List <Transaction>();
for (int i = 0; i < tree.GetMatchedTransactions().Count(); i++)
{
matched.Add(list.ReceivePayload <TxPayload>().Object);
}
Assert.True(matched.Count > 1);
tree = tree.Trim(knownTx);
Assert.True(tree.GetMatchedTransactions().Count() == 1);
Assert.True(tree.GetMatchedTransactions().Contains(knownTx));
Action act = () =>
{
foreach (var match in matched)
{
Assert.True(filter.IsRelevantAndUpdate(match));
}
};
act();
filter = filter.Clone();
act();
var unknownBlock = uint256.Parse("00000000ad262227291eaf90cafdc56a8f8451e2d7653843122c5bb0bf2dfcdd");
node.SendMessageAsync(new GetDataPayload(new InventoryVector(InventoryType.MSG_FILTERED_BLOCK, Network.TestNet.GetGenesis().GetHash())));
merkle = list.ReceivePayload <MerkleBlockPayload>();
tree = merkle.Object.PartialMerkleTree;
Assert.True(tree.Check(merkle.Object.Header.HashMerkleRoot));
Assert.True(!tree.GetMatchedTransactions().Contains(knownTx));
}
}
}
public void merkle_block_1()
{
// Random real block (0000000000013b8ab2cd513b0261a14096412195a72a0c4827d229dcc7e0f7af)
// With 9 txes
Block block = new Block();
block.ReadWrite(ParseHex("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"));
BloomFilter filter = new BloomFilter(10, 0.000001, 0, BloomFlags.UPDATE_ALL);
// Match the last transaction
filter.Insert(uint256.Parse("0x74d681e0e03bafa802c8aa084379aa98d9fcd632ddc2ed9782b586ec87451f20"));
MerkleBlock merkleBlock = block.Filter(filter);
Assert.True(merkleBlock.Header.GetHash() == block.GetHash());
Assert.True(merkleBlock.PartialMerkleTree.Check(block.Header.HashMerkleRoot));
var vMatchedTxn = merkleBlock.PartialMerkleTree.GetMatchedTransactions().ToList();
Assert.True(vMatchedTxn.Count == 1);
AssertMatch(block, vMatchedTxn, "0x74d681e0e03bafa802c8aa084379aa98d9fcd632ddc2ed9782b586ec87451f20", 0, 8);
// Also match the 8th transaction
filter.Insert(uint256.Parse("0xdd1fd2a6fc16404faf339881a90adbde7f4f728691ac62e8f168809cdfae1053"));
merkleBlock = block.Filter(filter);
vMatchedTxn = merkleBlock.PartialMerkleTree.GetMatchedTransactions().ToList();
Assert.True(merkleBlock.PartialMerkleTree.Check(block.Header.HashMerkleRoot));
Assert.True(merkleBlock.Header.GetHash() == block.GetHash());
Assert.True(vMatchedTxn.Count == 2);
AssertMatch(block, vMatchedTxn, "0x74d681e0e03bafa802c8aa084379aa98d9fcd632ddc2ed9782b586ec87451f20", 1, 8);
AssertMatch(block, vMatchedTxn, "0xdd1fd2a6fc16404faf339881a90adbde7f4f728691ac62e8f168809cdfae1053", 0, 7);
}
public void merkle_block_4_test_update_none()
{
// Random real block (000000000000b731f2eef9e8c63173adfb07e41bd53eb0ef0a6b720d6cb6dea4)
// With 7 txes
Block block = new Block();
block.ReadWrite(ParseHex("0100000082bb869cf3a793432a66e826e05a6fc37469f8efb7421dc880670100000000007f16c5962e8bd963659c793ce370d95f093bc7e367117b3c30c1f8fdd0d9728776381b4d4c86041b554b85290701000000010000000000000000000000000000000000000000000000000000000000000000ffffffff07044c86041b0136ffffffff0100f2052a01000000434104eaafc2314def4ca98ac970241bcab022b9c1e1f4ea423a20f134c876f2c01ec0f0dd5b2e86e7168cefe0d81113c3807420ce13ad1357231a2252247d97a46a91ac000000000100000001bcad20a6a29827d1424f08989255120bf7f3e9e3cdaaa6bb31b0737fe048724300000000494830450220356e834b046cadc0f8ebb5a8a017b02de59c86305403dad52cd77b55af062ea10221009253cd6c119d4729b77c978e1e2aa19f5ea6e0e52b3f16e32fa608cd5bab753901ffffffff02008d380c010000001976a9142b4b8072ecbba129b6453c63e129e643207249ca88ac0065cd1d000000001976a9141b8dd13b994bcfc787b32aeadf58ccb3615cbd5488ac000000000100000003fdacf9b3eb077412e7a968d2e4f11b9a9dee312d666187ed77ee7d26af16cb0b000000008c493046022100ea1608e70911ca0de5af51ba57ad23b9a51db8d28f82c53563c56a05c20f5a87022100a8bdc8b4a8acc8634c6b420410150775eb7f2474f5615f7fccd65af30f310fbf01410465fdf49e29b06b9a1582287b6279014f834edc317695d125ef623c1cc3aaece245bd69fcad7508666e9c74a49dc9056d5fc14338ef38118dc4afae5fe2c585caffffffff309e1913634ecb50f3c4f83e96e70b2df071b497b8973a3e75429df397b5af83000000004948304502202bdb79c596a9ffc24e96f4386199aba386e9bc7b6071516e2b51dda942b3a1ed022100c53a857e76b724fc14d45311eac5019650d415c3abb5428f3aae16d8e69bec2301ffffffff2089e33491695080c9edc18a428f7d834db5b6d372df13ce2b1b0e0cbcb1e6c10000000049483045022100d4ce67c5896ee251c810ac1ff9ceccd328b497c8f553ab6e08431e7d40bad6b5022033119c0c2b7d792d31f1187779c7bd95aefd93d90a715586d73801d9b47471c601ffffffff0100714460030000001976a914c7b55141d097ea5df7a0ed330cf794376e53ec8d88ac0000000001000000045bf0e214aa4069a3e792ecee1e1bf0c1d397cde8dd08138f4b72a00681743447000000008b48304502200c45de8c4f3e2c1821f2fc878cba97b1e6f8807d94930713aa1c86a67b9bf1e40221008581abfef2e30f957815fc89978423746b2086375ca8ecf359c85c2a5b7c88ad01410462bb73f76ca0994fcb8b4271e6fb7561f5c0f9ca0cf6485261c4a0dc894f4ab844c6cdfb97cd0b60ffb5018ffd6238f4d87270efb1d3ae37079b794a92d7ec95ffffffffd669f7d7958d40fc59d2253d88e0f248e29b599c80bbcec344a83dda5f9aa72c000000008a473044022078124c8beeaa825f9e0b30bff96e564dd859432f2d0cb3b72d3d5d93d38d7e930220691d233b6c0f995be5acb03d70a7f7a65b6bc9bdd426260f38a1346669507a3601410462bb73f76ca0994fcb8b4271e6fb7561f5c0f9ca0cf6485261c4a0dc894f4ab844c6cdfb97cd0b60ffb5018ffd6238f4d87270efb1d3ae37079b794a92d7ec95fffffffff878af0d93f5229a68166cf051fd372bb7a537232946e0a46f53636b4dafdaa4000000008c493046022100c717d1714551663f69c3c5759bdbb3a0fcd3fab023abc0e522fe6440de35d8290221008d9cbe25bffc44af2b18e81c58eb37293fd7fe1c2e7b46fc37ee8c96c50ab1e201410462bb73f76ca0994fcb8b4271e6fb7561f5c0f9ca0cf6485261c4a0dc894f4ab844c6cdfb97cd0b60ffb5018ffd6238f4d87270efb1d3ae37079b794a92d7ec95ffffffff27f2b668859cd7f2f894aa0fd2d9e60963bcd07c88973f425f999b8cbfd7a1e2000000008c493046022100e00847147cbf517bcc2f502f3ddc6d284358d102ed20d47a8aa788a62f0db780022100d17b2d6fa84dcaf1c95d88d7e7c30385aecf415588d749afd3ec81f6022cecd701410462bb73f76ca0994fcb8b4271e6fb7561f5c0f9ca0cf6485261c4a0dc894f4ab844c6cdfb97cd0b60ffb5018ffd6238f4d87270efb1d3ae37079b794a92d7ec95ffffffff0100c817a8040000001976a914b6efd80d99179f4f4ff6f4dd0a007d018c385d2188ac000000000100000001834537b2f1ce8ef9373a258e10545ce5a50b758df616cd4356e0032554ebd3c4000000008b483045022100e68f422dd7c34fdce11eeb4509ddae38201773dd62f284e8aa9d96f85099d0b002202243bd399ff96b649a0fad05fa759d6a882f0af8c90cf7632c2840c29070aec20141045e58067e815c2f464c6a2a15f987758374203895710c2d452442e28496ff38ba8f5fd901dc20e29e88477167fe4fc299bf818fd0d9e1632d467b2a3d9503b1aaffffffff0280d7e636030000001976a914f34c3e10eb387efe872acb614c89e78bfca7815d88ac404b4c00000000001976a914a84e272933aaf87e1715d7786c51dfaeb5b65a6f88ac00000000010000000143ac81c8e6f6ef307dfe17f3d906d999e23e0189fda838c5510d850927e03ae7000000008c4930460221009c87c344760a64cb8ae6685a3eec2c1ac1bed5b88c87de51acd0e124f266c16602210082d07c037359c3a257b5c63ebd90f5a5edf97b2ac1c434b08ca998839f346dd40141040ba7e521fa7946d12edbb1d1e95a15c34bd4398195e86433c92b431cd315f455fe30032ede69cad9d1e1ed6c3c4ec0dbfced53438c625462afb792dcb098544bffffffff0240420f00000000001976a9144676d1b820d63ec272f1900d59d43bc6463d96f888ac40420f00000000001976a914648d04341d00d7968b3405c034adc38d4d8fb9bd88ac00000000010000000248cc917501ea5c55f4a8d2009c0567c40cfe037c2e71af017d0a452ff705e3f1000000008b483045022100bf5fdc86dc5f08a5d5c8e43a8c9d5b1ed8c65562e280007b52b133021acd9acc02205e325d613e555f772802bf413d36ba807892ed1a690a77811d3033b3de226e0a01410429fa713b124484cb2bd7b5557b2c0b9df7b2b1fee61825eadc5ae6c37a9920d38bfccdc7dc3cb0c47d7b173dbc9db8d37db0a33ae487982c59c6f8606e9d1791ffffffff41ed70551dd7e841883ab8f0b16bf04176b7d1480e4f0af9f3d4c3595768d068000000008b4830450221008513ad65187b903aed1102d1d0c47688127658c51106753fed0151ce9c16b80902201432b9ebcb87bd04ceb2de66035fbbaf4bf8b00d1cfe41f1a1f7338f9ad79d210141049d4cf80125bf50be1709f718c07ad15d0fc612b7da1f5570dddc35f2a352f0f27c978b06820edca9ef982c35fda2d255afba340068c5035552368bc7200c1488ffffffff0100093d00000000001976a9148edb68822f1ad580b043c7b3df2e400f8699eb4888ac00000000"));
BloomFilter filter = new BloomFilter(10, 0.000001, 0, BloomFlags.UPDATE_NONE);
// Match the generation pubkey
filter.Insert(ParseHex("04eaafc2314def4ca98ac970241bcab022b9c1e1f4ea423a20f134c876f2c01ec0f0dd5b2e86e7168cefe0d81113c3807420ce13ad1357231a2252247d97a46a91"));
// ...and the output address of the 4th transaction
filter.Insert(ParseHex("b6efd80d99179f4f4ff6f4dd0a007d018c385d21"));
MerkleBlock merkleBlock = new MerkleBlock(block, filter);
Assert.True(merkleBlock.Header.GetHash() == block.GetHash());
// We shouldn't match any outpoints (UPDATE_NONE)
Assert.True(!filter.Contains(new OutPoint(uint256.Parse("0x147caa76786596590baa4e98f5d9f48b86c7765e489f7a6ff3360fe5c674360b"), 0)));
Assert.True(!filter.Contains((new OutPoint(uint256.Parse("0x02981fa052f0481dbc5868f4fc2166035a10f27a03cfd2de67326471df5bc041"), 0))));
}
public void bloom_create_insert_serialize()
{
BloomFilter filter = new BloomFilter(3, 0.01, 0, BloomFlags.UPDATE_ALL);
filter.Insert(ParseHex("99108ad8ed9bb6274d3980bab5a85c048f0950c8"));
Assert.True(filter.Contains(ParseHex("99108ad8ed9bb6274d3980bab5a85c048f0950c8")), "BloomFilter doesn't contain just-inserted object!");
// One bit different in first byte
Assert.True(!filter.Contains(ParseHex("19108ad8ed9bb6274d3980bab5a85c048f0950c8")), "BloomFilter contains something it shouldn't!");
filter.Insert(ParseHex("b5a2c786d9ef4658287ced5914b37a1b4aa32eee"));
Assert.True(filter.Contains(ParseHex("b5a2c786d9ef4658287ced5914b37a1b4aa32eee")), "BloomFilter doesn't contain just-inserted object (2)!");
filter.Insert(ParseHex("b9300670b4c5366e95b2699e8b18bc75e5f729c5"));
Assert.True(filter.Contains(ParseHex("b9300670b4c5366e95b2699e8b18bc75e5f729c5")), "BloomFilter doesn't contain just-inserted object (3)!");
var ms = new MemoryStream();
BitcoinStream bitcoinStream = new BitcoinStream(ms, true);
bitcoinStream.ReadWrite(filter);
var expected = ParseHex("03614e9b050000000000000001");
AssertEx.CollectionEquals(expected, ms.ToArray());
}
public void TestBloomFilterInsertOptimalSize()
{
var filter = new BloomFilter <int>(1000);
var set = new HashSet <int>();
var rand = new Random();
var falsePositives = 0;
for (var i = 0; i < 1000; i++)
{
var k = rand.Next(0, 1000);
if (!set.Contains(k) && filter.Search(k))
{
falsePositives++;
}
filter.Insert(k);
set.Add(k);
Assert.IsTrue(filter.Search(k));
}
Assert.True(.05 > falsePositives / 1000.0); // be a bit generous in our fault tolerance here
}
public void bloom_match()
{
// Random real transaction (b4749f017444b051c44dfd2720e88f314ff94f3dd6d56d40ef65854fcd7fff6b)
Transaction tx = new Transaction();
tx.ReadWrite(ParseHex("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"));
// and one which spends it (e2769b09e784f32f62ef849763d4f45b98e07ba658647343b915ff832b110436)
var ch = new byte[] { 0x01, 0x00, 0x00, 0x00, 0x01, 0x6b, 0xff, 0x7f, 0xcd, 0x4f, 0x85, 0x65, 0xef, 0x40, 0x6d, 0xd5, 0xd6, 0x3d, 0x4f, 0xf9, 0x4f, 0x31, 0x8f, 0xe8, 0x20, 0x27, 0xfd, 0x4d, 0xc4, 0x51, 0xb0, 0x44, 0x74, 0x01, 0x9f, 0x74, 0xb4, 0x00, 0x00, 0x00, 0x00, 0x8c, 0x49, 0x30, 0x46, 0x02, 0x21, 0x00, 0xda, 0x0d, 0xc6, 0xae, 0xce, 0xfe, 0x1e, 0x06, 0xef, 0xdf, 0x05, 0x77, 0x37, 0x57, 0xde, 0xb1, 0x68, 0x82, 0x09, 0x30, 0xe3, 0xb0, 0xd0, 0x3f, 0x46, 0xf5, 0xfc, 0xf1, 0x50, 0xbf, 0x99, 0x0c, 0x02, 0x21, 0x00, 0xd2, 0x5b, 0x5c, 0x87, 0x04, 0x00, 0x76, 0xe4, 0xf2, 0x53, 0xf8, 0x26, 0x2e, 0x76, 0x3e, 0x2d, 0xd5, 0x1e, 0x7f, 0xf0, 0xbe, 0x15, 0x77, 0x27, 0xc4, 0xbc, 0x42, 0x80, 0x7f, 0x17, 0xbd, 0x39, 0x01, 0x41, 0x04, 0xe6, 0xc2, 0x6e, 0xf6, 0x7d, 0xc6, 0x10, 0xd2, 0xcd, 0x19, 0x24, 0x84, 0x78, 0x9a, 0x6c, 0xf9, 0xae, 0xa9, 0x93, 0x0b, 0x94, 0x4b, 0x7e, 0x2d, 0xb5, 0x34, 0x2b, 0x9d, 0x9e, 0x5b, 0x9f, 0xf7, 0x9a, 0xff, 0x9a, 0x2e, 0xe1, 0x97, 0x8d, 0xd7, 0xfd, 0x01, 0xdf, 0xc5, 0x22, 0xee, 0x02, 0x28, 0x3d, 0x3b, 0x06, 0xa9, 0xd0, 0x3a, 0xcf, 0x80, 0x96, 0x96, 0x8d, 0x7d, 0xbb, 0x0f, 0x91, 0x78, 0xff, 0xff, 0xff, 0xff, 0x02, 0x8b, 0xa7, 0x94, 0x0e, 0x00, 0x00, 0x00, 0x00, 0x19, 0x76, 0xa9, 0x14, 0xba, 0xde, 0xec, 0xfd, 0xef, 0x05, 0x07, 0x24, 0x7f, 0xc8, 0xf7, 0x42, 0x41, 0xd7, 0x3b, 0xc0, 0x39, 0x97, 0x2d, 0x7b, 0x88, 0xac, 0x40, 0x94, 0xa8, 0x02, 0x00, 0x00, 0x00, 0x00, 0x19, 0x76, 0xa9, 0x14, 0xc1, 0x09, 0x32, 0x48, 0x3f, 0xec, 0x93, 0xed, 0x51, 0xf5, 0xfe, 0x95, 0xe7, 0x25, 0x59, 0xf2, 0xcc, 0x70, 0x43, 0xf9, 0x88, 0xac, 0x00, 0x00, 0x00, 0x00, 0x00 };
var vch = ch.Take(ch.Length - 1).ToArray();
Transaction spendingTx = new Transaction();
spendingTx.ReadWrite(vch);
BloomFilter filter = new BloomFilter(10, 0.000001, 0, BloomFlags.UPDATE_ALL);
filter.Insert(uint256.Parse("0xb4749f017444b051c44dfd2720e88f314ff94f3dd6d56d40ef65854fcd7fff6b"));
Assert.True(filter.IsRelevantAndUpdate(tx), "Simple Bloom filter didn't match tx hash");
filter = new BloomFilter(10, 0.000001, 0, BloomFlags.UPDATE_ALL);
// byte-reversed tx hash
filter.Insert(ParseHex("6bff7fcd4f8565ef406dd5d63d4ff94f318fe82027fd4dc451b04474019f74b4"));
Assert.True(filter.IsRelevantAndUpdate(tx), "Simple Bloom filter didn't match manually serialized tx hash");
filter = new BloomFilter(10, 0.000001, 0, BloomFlags.UPDATE_ALL);
filter.Insert(ParseHex("30450220070aca44506c5cef3a16ed519d7c3c39f8aab192c4e1c90d065f37b8a4af6141022100a8e160b856c2d43d27d8fba71e5aef6405b8643ac4cb7cb3c462aced7f14711a01"));
Assert.True(filter.IsRelevantAndUpdate(tx), "Simple Bloom filter didn't match input signature");
filter = new BloomFilter(10, 0.000001, 0, BloomFlags.UPDATE_ALL);
filter.Insert(ParseHex("046d11fee51b0e60666d5049a9101a72741df480b96ee26488a4d3466b95c9a40ac5eeef87e10a5cd336c19a84565f80fa6c547957b7700ff4dfbdefe76036c339"));
Assert.True(filter.IsRelevantAndUpdate(tx), "Simple Bloom filter didn't match input pub key");
filter = new BloomFilter(10, 0.000001, 0, BloomFlags.UPDATE_ALL);
filter.Insert(ParseHex("04943fdd508053c75000106d3bc6e2754dbcff19"));
Assert.True(filter.IsRelevantAndUpdate(tx), "Simple Bloom filter didn't match output address");
Assert.True(filter.IsRelevantAndUpdate(spendingTx), "Simple Bloom filter didn't add output");
filter = new BloomFilter(10, 0.000001, 0, BloomFlags.UPDATE_ALL);
filter.Insert(ParseHex("a266436d2965547608b9e15d9032a7b9d64fa431"));
Assert.True(filter.IsRelevantAndUpdate(tx), "Simple Bloom filter didn't match output address");
filter = new BloomFilter(10, 0.000001, 0, BloomFlags.UPDATE_ALL);
filter.Insert(new OutPoint(uint256.Parse("0x90c122d70786e899529d71dbeba91ba216982fb6ba58f3bdaab65e73b7e9260b"), 0));
Assert.True(filter.IsRelevantAndUpdate(tx), "Simple Bloom filter didn't match COutPoint");
filter = new BloomFilter(10, 0.000001, 0, BloomFlags.UPDATE_ALL);
OutPoint prevOutPoint = new OutPoint(uint256.Parse("0x90c122d70786e899529d71dbeba91ba216982fb6ba58f3bdaab65e73b7e9260b"), 0);
{
var data = prevOutPoint.ToBytes();
filter.Insert(data);
}
Assert.True(filter.IsRelevantAndUpdate(tx), "Simple Bloom filter didn't match manually serialized COutPoint");
filter = new BloomFilter(10, 0.000001, 0, BloomFlags.UPDATE_ALL);
filter.Insert(uint256.Parse("00000009e784f32f62ef849763d4f45b98e07ba658647343b915ff832b110436"));
Assert.True(!filter.IsRelevantAndUpdate(tx), "Simple Bloom filter matched random tx hash");
filter = new BloomFilter(10, 0.000001, 0, BloomFlags.UPDATE_ALL);
filter.Insert(ParseHex("0000006d2965547608b9e15d9032a7b9d64fa431"));
Assert.True(!filter.IsRelevantAndUpdate(tx), "Simple Bloom filter matched random address");
filter = new BloomFilter(10, 0.000001, 0, BloomFlags.UPDATE_ALL);
filter.Insert(new OutPoint(uint256.Parse("0x90c122d70786e899529d71dbeba91ba216982fb6ba58f3bdaab65e73b7e9260b"), 1));
Assert.True(!filter.IsRelevantAndUpdate(tx), "Simple Bloom filter matched COutPoint for an output we didn't care about");
filter = new BloomFilter(10, 0.000001, 0, BloomFlags.UPDATE_ALL);
filter.Insert(new OutPoint(uint256.Parse("0x000000d70786e899529d71dbeba91ba216982fb6ba58f3bdaab65e73b7e9260b"), 0));
Assert.True(!filter.IsRelevantAndUpdate(tx), "Simple Bloom filter matched COutPoint for an output we didn't care about");
}
public void bloom_match()
{
// Random real transaction (b4749f017444b051c44dfd2720e88f314ff94f3dd6d56d40ef65854fcd7fff6b)
Transaction tx = new Transaction();
tx.ReadWrite(ParseHex("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"));
// and one which spends it (e2769b09e784f32f62ef849763d4f45b98e07ba658647343b915ff832b110436)
var ch = new byte[] { 0x01, 0x00, 0x00, 0x00, 0x01, 0x6b, 0xff, 0x7f, 0xcd, 0x4f, 0x85, 0x65, 0xef, 0x40, 0x6d, 0xd5, 0xd6, 0x3d, 0x4f, 0xf9, 0x4f, 0x31, 0x8f, 0xe8, 0x20, 0x27, 0xfd, 0x4d, 0xc4, 0x51, 0xb0, 0x44, 0x74, 0x01, 0x9f, 0x74, 0xb4, 0x00, 0x00, 0x00, 0x00, 0x8c, 0x49, 0x30, 0x46, 0x02, 0x21, 0x00, 0xda, 0x0d, 0xc6, 0xae, 0xce, 0xfe, 0x1e, 0x06, 0xef, 0xdf, 0x05, 0x77, 0x37, 0x57, 0xde, 0xb1, 0x68, 0x82, 0x09, 0x30, 0xe3, 0xb0, 0xd0, 0x3f, 0x46, 0xf5, 0xfc, 0xf1, 0x50, 0xbf, 0x99, 0x0c, 0x02, 0x21, 0x00, 0xd2, 0x5b, 0x5c, 0x87, 0x04, 0x00, 0x76, 0xe4, 0xf2, 0x53, 0xf8, 0x26, 0x2e, 0x76, 0x3e, 0x2d, 0xd5, 0x1e, 0x7f, 0xf0, 0xbe, 0x15, 0x77, 0x27, 0xc4, 0xbc, 0x42, 0x80, 0x7f, 0x17, 0xbd, 0x39, 0x01, 0x41, 0x04, 0xe6, 0xc2, 0x6e, 0xf6, 0x7d, 0xc6, 0x10, 0xd2, 0xcd, 0x19, 0x24, 0x84, 0x78, 0x9a, 0x6c, 0xf9, 0xae, 0xa9, 0x93, 0x0b, 0x94, 0x4b, 0x7e, 0x2d, 0xb5, 0x34, 0x2b, 0x9d, 0x9e, 0x5b, 0x9f, 0xf7, 0x9a, 0xff, 0x9a, 0x2e, 0xe1, 0x97, 0x8d, 0xd7, 0xfd, 0x01, 0xdf, 0xc5, 0x22, 0xee, 0x02, 0x28, 0x3d, 0x3b, 0x06, 0xa9, 0xd0, 0x3a, 0xcf, 0x80, 0x96, 0x96, 0x8d, 0x7d, 0xbb, 0x0f, 0x91, 0x78, 0xff, 0xff, 0xff, 0xff, 0x02, 0x8b, 0xa7, 0x94, 0x0e, 0x00, 0x00, 0x00, 0x00, 0x19, 0x76, 0xa9, 0x14, 0xba, 0xde, 0xec, 0xfd, 0xef, 0x05, 0x07, 0x24, 0x7f, 0xc8, 0xf7, 0x42, 0x41, 0xd7, 0x3b, 0xc0, 0x39, 0x97, 0x2d, 0x7b, 0x88, 0xac, 0x40, 0x94, 0xa8, 0x02, 0x00, 0x00, 0x00, 0x00, 0x19, 0x76, 0xa9, 0x14, 0xc1, 0x09, 0x32, 0x48, 0x3f, 0xec, 0x93, 0xed, 0x51, 0xf5, 0xfe, 0x95, 0xe7, 0x25, 0x59, 0xf2, 0xcc, 0x70, 0x43, 0xf9, 0x88, 0xac, 0x00, 0x00, 0x00, 0x00, 0x00 };
var vch = ch.Take(ch.Length - 1).ToArray();
Transaction spendingTx = new Transaction();
spendingTx.ReadWrite(vch);
BloomFilter filter = new BloomFilter(10, 0.000001, 0, BloomFlags.UPDATE_ALL);
filter.Insert(uint256.Parse("0xb4749f017444b051c44dfd2720e88f314ff94f3dd6d56d40ef65854fcd7fff6b"));
Assert.True(filter.IsRelevantAndUpdate(tx), "Simple Bloom filter didn't match tx hash");
filter = new BloomFilter(10, 0.000001, 0, BloomFlags.UPDATE_ALL);
// byte-reversed tx hash
filter.Insert(ParseHex("6bff7fcd4f8565ef406dd5d63d4ff94f318fe82027fd4dc451b04474019f74b4"));
Assert.True(filter.IsRelevantAndUpdate(tx), "Simple Bloom filter didn't match manually serialized tx hash");
filter = new BloomFilter(10, 0.000001, 0, BloomFlags.UPDATE_ALL);
filter.Insert(ParseHex("30450220070aca44506c5cef3a16ed519d7c3c39f8aab192c4e1c90d065f37b8a4af6141022100a8e160b856c2d43d27d8fba71e5aef6405b8643ac4cb7cb3c462aced7f14711a01"));
Assert.True(filter.IsRelevantAndUpdate(tx), "Simple Bloom filter didn't match input signature");
filter = new BloomFilter(10, 0.000001, 0, BloomFlags.UPDATE_ALL);
filter.Insert(ParseHex("046d11fee51b0e60666d5049a9101a72741df480b96ee26488a4d3466b95c9a40ac5eeef87e10a5cd336c19a84565f80fa6c547957b7700ff4dfbdefe76036c339"));
Assert.True(filter.IsRelevantAndUpdate(tx), "Simple Bloom filter didn't match input pub key");
filter = new BloomFilter(10, 0.000001, 0, BloomFlags.UPDATE_ALL);
filter.Insert(ParseHex("04943fdd508053c75000106d3bc6e2754dbcff19"));
Assert.True(filter.IsRelevantAndUpdate(tx), "Simple Bloom filter didn't match output address");
Assert.True(filter.IsRelevantAndUpdate(spendingTx), "Simple Bloom filter didn't add output");
filter = new BloomFilter(10, 0.000001, 0, BloomFlags.UPDATE_ALL);
filter.Insert(ParseHex("a266436d2965547608b9e15d9032a7b9d64fa431"));
Assert.True(filter.IsRelevantAndUpdate(tx), "Simple Bloom filter didn't match output address");
filter = new BloomFilter(10, 0.000001, 0, BloomFlags.UPDATE_ALL);
filter.Insert(new OutPoint(uint256.Parse("0x90c122d70786e899529d71dbeba91ba216982fb6ba58f3bdaab65e73b7e9260b"), 0));
Assert.True(filter.IsRelevantAndUpdate(tx), "Simple Bloom filter didn't match COutPoint");
filter = new BloomFilter(10, 0.000001, 0, BloomFlags.UPDATE_ALL);
OutPoint prevOutPoint = new OutPoint(uint256.Parse("0x90c122d70786e899529d71dbeba91ba216982fb6ba58f3bdaab65e73b7e9260b"), 0);
{
var data = prevOutPoint.ToBytes();
filter.Insert(data);
}
Assert.True(filter.IsRelevantAndUpdate(tx), "Simple Bloom filter didn't match manually serialized COutPoint");
filter = new BloomFilter(10, 0.000001, 0, BloomFlags.UPDATE_ALL);
filter.Insert(uint256.Parse("00000009e784f32f62ef849763d4f45b98e07ba658647343b915ff832b110436"));
Assert.True(!filter.IsRelevantAndUpdate(tx), "Simple Bloom filter matched random tx hash");
filter = new BloomFilter(10, 0.000001, 0, BloomFlags.UPDATE_ALL);
filter.Insert(ParseHex("0000006d2965547608b9e15d9032a7b9d64fa431"));
Assert.True(!filter.IsRelevantAndUpdate(tx), "Simple Bloom filter matched random address");
filter = new BloomFilter(10, 0.000001, 0, BloomFlags.UPDATE_ALL);
filter.Insert(new OutPoint(uint256.Parse("0x90c122d70786e899529d71dbeba91ba216982fb6ba58f3bdaab65e73b7e9260b"), 1));
Assert.True(!filter.IsRelevantAndUpdate(tx), "Simple Bloom filter matched COutPoint for an output we didn't care about");
filter = new BloomFilter(10, 0.000001, 0, BloomFlags.UPDATE_ALL);
filter.Insert(new OutPoint(uint256.Parse("0x000000d70786e899529d71dbeba91ba216982fb6ba58f3bdaab65e73b7e9260b"), 0));
Assert.True(!filter.IsRelevantAndUpdate(tx), "Simple Bloom filter matched COutPoint for an output we didn't care about");
}
public void merkle_block_4_test_update_none()
{
// Random real block (000000000000b731f2eef9e8c63173adfb07e41bd53eb0ef0a6b720d6cb6dea4)
// With 7 txes
Block block = new Block();
block.ReadWrite(ParseHex("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"));
BloomFilter filter = new BloomFilter(10, 0.000001, 0, BloomFlags.UPDATE_NONE);
// Match the generation pubkey
filter.Insert(ParseHex("04eaafc2314def4ca98ac970241bcab022b9c1e1f4ea423a20f134c876f2c01ec0f0dd5b2e86e7168cefe0d81113c3807420ce13ad1357231a2252247d97a46a91"));
// ...and the output address of the 4th transaction
filter.Insert(ParseHex("b6efd80d99179f4f4ff6f4dd0a007d018c385d21"));
MerkleBlock merkleBlock = new MerkleBlock(block, filter);
Assert.True(merkleBlock.Header.GetHash() == block.GetHash());
// We shouldn't match any outpoints (UPDATE_NONE)
Assert.True(!filter.Contains(new OutPoint(uint256.Parse("0x147caa76786596590baa4e98f5d9f48b86c7765e489f7a6ff3360fe5c674360b"), 0)));
Assert.True(!filter.Contains((new OutPoint(uint256.Parse("0x02981fa052f0481dbc5868f4fc2166035a10f27a03cfd2de67326471df5bc041"), 0))));
}
public void merkle_block_3_and_serialize()
{
// Random real block (000000000000dab0130bbcc991d3d7ae6b81aa6f50a798888dfe62337458dc45)
// With one tx
Block block = new Block();
block.ReadWrite(ParseHex("0100000079cda856b143d9db2c1caff01d1aecc8630d30625d10e8b4b8b0000000000000b50cc069d6a3e33e3ff84a5c41d9d3febe7c770fdcc96b2c3ff60abe184f196367291b4d4c86041b8fa45d630101000000010000000000000000000000000000000000000000000000000000000000000000ffffffff08044c86041b020a02ffffffff0100f2052a01000000434104ecd3229b0571c3be876feaac0442a9f13c5a572742927af1dc623353ecf8c202225f64868137a18cdd85cbbb4c74fbccfd4f49639cf1bdc94a5672bb15ad5d4cac00000000"));
BloomFilter filter = new BloomFilter(10, 0.000001, 0, BloomFlags.UPDATE_ALL);
// Match the only transaction
filter.Insert(uint256.Parse("0x63194f18be0af63f2c6bc9dc0f777cbefed3d9415c4af83f3ee3a3d669c00cb5"));
MerkleBlock merkleBlock = new MerkleBlock(block, filter);
Assert.True(merkleBlock.Header.GetHash() == block.GetHash());
Assert.True(merkleBlock.PartialMerkleTree.Check(block.Header.HashMerkleRoot));
var vMatchedTxn = merkleBlock.PartialMerkleTree.GetMatchedTransactions().ToList();
Assert.True(vMatchedTxn.Count == 1);
AssertMatch(block, vMatchedTxn, "0x63194f18be0af63f2c6bc9dc0f777cbefed3d9415c4af83f3ee3a3d669c00cb5", 0, 0);
byte[] vch = ParseHex("0100000079cda856b143d9db2c1caff01d1aecc8630d30625d10e8b4b8b0000000000000b50cc069d6a3e33e3ff84a5c41d9d3febe7c770fdcc96b2c3ff60abe184f196367291b4d4c86041b8fa45d630100000001b50cc069d6a3e33e3ff84a5c41d9d3febe7c770fdcc96b2c3ff60abe184f19630101");
AssertEx.CollectionEquals(merkleBlock.ToBytes(), vch);
}
/// <summary>
/// Once the blockchain headers have been synchronised this method will attempt to find all transactions relevant to a single address.
/// To find the transactions there are two options: first option the full blocks can be completely downloaded and searched which is what a full node
/// would do; second option is to set a bloom filter and then request the desired blocks from a connected full node.
/// </summary>
private static async Task <List <uint256> > GetTransactions(ConcurrentChain chain, Node node, BitcoinPubKeyAddress addr, DateTimeOffset start, DateTimeOffset end, CancellationToken ct)
{
logger.DebugFormat("Transaction search task commencing...");
ct.ThrowIfCancellationRequested();
ManualResetEventSlim searchCompleteSignal = new ManualResetEventSlim();
List <uint256> txs = new List <uint256>();
var searchBlocks = chain.ToEnumerable(true).Where(x => x.Header.BlockTime > start && x.Header.BlockTime < end).ToList();
// Only search if there are some blocks in the period of interest.
if (searchBlocks.Count() > 0)
{
int searchBlocksIndex = 0;
BloomFilter filter = new BloomFilter(_nElements, _falsePositiveRate, _nTweakIn, BloomFlags.UPDATE_NONE);
logger.DebugFormat("Setting bloom for address " + addr.Hash + ".");
filter.Insert(addr.Hash.ToBytes());
node.MessageReceived += (node1, message) =>
{
switch (message.Message.Payload)
{
case MerkleBlockPayload merkleBlk:
foreach (var tx in merkleBlk.Object.PartialMerkleTree.GetMatchedTransactions())
{
logger.DebugFormat("Matched merkle block TX ID {0}.", tx);
txs.Add(tx);
}
if (searchBlocksIndex < searchBlocks.Count())
{
var dp = new GetDataPayload(new InventoryVector(InventoryType.MSG_FILTERED_BLOCK, searchBlocks[searchBlocksIndex++].HashBlock));
node.SendMessage(dp);
}
else
{
searchCompleteSignal.Set();
}
break;
case TxPayload tx:
logger.DebugFormat("TX ID {0}.", tx.Object.GetHash());
break;
}
};
node.SendMessage(new FilterLoadPayload(filter));
var dataPayload = new GetDataPayload(new InventoryVector(InventoryType.MSG_FILTERED_BLOCK, searchBlocks[searchBlocksIndex++].HashBlock));
node.SendMessage(dataPayload);
await Task.Run(() =>
{
searchCompleteSignal.Wait(ct);
logger.DebugFormat("Block search task completed.");
});
}
return(txs);
}
public BloomFilter CreateBloomFilter(double fp, BloomFlags flags = BloomFlags.UPDATE_ALL)
{
var toTrack = GetDataToTrack().ToArray();
var scriptCount = _TrackedScripts.Count(s => !s.Value.IsInternal);
var filter = new BloomFilter(scriptCount, fp, _Tweak, flags);
foreach(var data in toTrack)
filter.Insert(data);
return filter;
}
public void CanGetMerkleRoot()
{
using (var builder = NodeBuilder.Create())
{
var node = builder.CreateNode(true).CreateNodeClient();
builder.Nodes[0].Generate(101);
var rpc = builder.Nodes[0].CreateRPCClient();
builder.Nodes[0].Split(Money.Coins(50m), 50);
builder.Nodes[0].SelectMempoolTransactions();
builder.Nodes[0].Generate(1);
for (int i = 0; i < 20; i++)
{
rpc.SendToAddress(new Key().PubKey.GetAddress(rpc.Network), Money.Coins(0.5m));
}
builder.Nodes[0].SelectMempoolTransactions();
builder.Nodes[0].Generate(1);
var block = builder.Nodes[0].CreateRPCClient().GetBlock(103);
var knownTx = block.Transactions[0].GetHash();
var knownAddress = block.Transactions[0].Outputs[0].ScriptPubKey.GetDestination();
node.VersionHandshake();
using (var list = node.CreateListener()
.Where(m => m.Message.Payload is MerkleBlockPayload || m.Message.Payload is TxPayload))
{
BloomFilter filter = new BloomFilter(1, 0.005, 50, BloomFlags.UPDATE_NONE);
filter.Insert(knownAddress.ToBytes());
node.SendMessageAsync(new FilterLoadPayload(filter));
node.SendMessageAsync(new GetDataPayload(new InventoryVector(InventoryType.MSG_FILTERED_BLOCK, block.GetHash())));
var merkle = list.ReceivePayload <MerkleBlockPayload>();
var tree = merkle.Object.PartialMerkleTree;
Assert.True(tree.Check(block.Header.HashMerkleRoot));
Assert.True(tree.GetMatchedTransactions().Count() > 1);
Assert.True(tree.GetMatchedTransactions().Contains(knownTx));
List <Transaction> matched = new List <Transaction>();
for (int i = 0; i < tree.GetMatchedTransactions().Count(); i++)
{
matched.Add(list.ReceivePayload <TxPayload>().Object);
}
Assert.True(matched.Count > 1);
tree = tree.Trim(knownTx);
Assert.True(tree.GetMatchedTransactions().Count() == 1);
Assert.True(tree.GetMatchedTransactions().Contains(knownTx));
Action act = () =>
{
foreach (var match in matched)
{
Assert.True(filter.IsRelevantAndUpdate(match));
}
};
act();
filter = filter.Clone();
act();
var unknownBlock = uint256.Parse("00000000ad262227291eaf90cafdc56a8f8451e2d7653843122c5bb0bf2dfcdd");
node.SendMessageAsync(new GetDataPayload(new InventoryVector(InventoryType.MSG_FILTERED_BLOCK, Network.RegTest.GetGenesis().GetHash())));
merkle = list.ReceivePayload <MerkleBlockPayload>();
tree = merkle.Object.PartialMerkleTree;
Assert.True(tree.Check(merkle.Object.Header.HashMerkleRoot));
Assert.True(!tree.GetMatchedTransactions().Contains(knownTx));
}
}
}
public void ShouldThrow__ArgumentNullException_If_Item_Tobe_Inserted_IsNull()
{
BloomFilter filter = new BloomFilter(100, 0.1d);
filter.Insert(null);
}
public void merkle_block_1()
{
// Random real block (0000000000013b8ab2cd513b0261a14096412195a72a0c4827d229dcc7e0f7af)
// With 9 txes
Block block = new Block();
block.ReadWrite(ParseHex("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"));
BloomFilter filter = new BloomFilter(10, 0.000001, 0, BloomFlags.UPDATE_ALL);
// Match the last transaction
filter.Insert(uint256.Parse("0x74d681e0e03bafa802c8aa084379aa98d9fcd632ddc2ed9782b586ec87451f20"));
MerkleBlock merkleBlock = block.Filter(filter);
Assert.True(merkleBlock.Header.GetHash() == block.GetHash());
Assert.True(merkleBlock.PartialMerkleTree.Check(block.Header.HashMerkleRoot));
var vMatchedTxn = merkleBlock.PartialMerkleTree.GetMatchedTransactions().ToList();
Assert.True(vMatchedTxn.Count == 1);
AssertMatch(block, vMatchedTxn, "0x74d681e0e03bafa802c8aa084379aa98d9fcd632ddc2ed9782b586ec87451f20", 0, 8);
// Also match the 8th transaction
filter.Insert(uint256.Parse("0xdd1fd2a6fc16404faf339881a90adbde7f4f728691ac62e8f168809cdfae1053"));
merkleBlock = block.Filter(filter);
vMatchedTxn = merkleBlock.PartialMerkleTree.GetMatchedTransactions().ToList();
Assert.True(merkleBlock.PartialMerkleTree.Check(block.Header.HashMerkleRoot));
Assert.True(merkleBlock.Header.GetHash() == block.GetHash());
Assert.True(vMatchedTxn.Count == 2);
AssertMatch(block, vMatchedTxn, "0x74d681e0e03bafa802c8aa084379aa98d9fcd632ddc2ed9782b586ec87451f20", 1, 8);
AssertMatch(block, vMatchedTxn, "0xdd1fd2a6fc16404faf339881a90adbde7f4f728691ac62e8f168809cdfae1053", 0, 7);
}
public void merkle_block_2_with_update_none()
{
// Random real block (000000005a4ded781e667e06ceefafb71410b511fe0d5adc3e5a27ecbec34ae6)
// With 4 txes
Block block = new Block();
block.ReadWrite(ParseHex("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"));
BloomFilter filter = new BloomFilter(10, 0.000001, 0, BloomFlags.UPDATE_NONE);
// Match the first transaction
filter.Insert(uint256.Parse("0xe980fe9f792d014e73b95203dc1335c5f9ce19ac537a419e6df5b47aecb93b70"));
MerkleBlock merkleBlock = new MerkleBlock(block, filter);
Assert.True(merkleBlock.Header.GetHash() == block.GetHash());
Assert.True(merkleBlock.PartialMerkleTree.Check(block.Header.HashMerkleRoot));
var vMatchedTxn = merkleBlock.PartialMerkleTree.GetMatchedTransactions().ToList();
Assert.True(vMatchedTxn.Count == 1);
AssertMatch(block, vMatchedTxn, "0xe980fe9f792d014e73b95203dc1335c5f9ce19ac537a419e6df5b47aecb93b70", 0, 0);
// Match an output from the second transaction (the pubkey for address 1DZTzaBHUDM7T3QvUKBz4qXMRpkg8jsfB5)
// This should not match the third transaction though it spends the output matched
// It will match the fourth transaction, which has another pay-to-pubkey output to the same address
filter.Insert(ParseHex("044a656f065871a353f216ca26cef8dde2f03e8c16202d2e8ad769f02032cb86a5eb5e56842e92e19141d60a01928f8dd2c875a390f67c1f6c94cfc617c0ea45af"));
merkleBlock = new MerkleBlock(block, filter);
Assert.True(merkleBlock.Header.GetHash() == block.GetHash());
Assert.True(merkleBlock.PartialMerkleTree.Check(block.Header.HashMerkleRoot));
vMatchedTxn = merkleBlock.PartialMerkleTree.GetMatchedTransactions().ToList();
Assert.True(vMatchedTxn.Count == 3);
AssertMatch(block, vMatchedTxn, "0xe980fe9f792d014e73b95203dc1335c5f9ce19ac537a419e6df5b47aecb93b70", 0, 0);
AssertMatch(block, vMatchedTxn, "0x28204cad1d7fc1d199e8ef4fa22f182de6258a3eaafe1bbe56ebdcacd3069a5f", 1, 1);
AssertMatch(block, vMatchedTxn, "0x3c1d7e82342158e4109df2e0b6348b6e84e403d8b4046d7007663ace63cddb23", 2, 3);
}
public void CanGetMerkleRoot()
{
using (var builder = NodeBuilderEx.Create())
{
var node = builder.CreateNode(true);
var rpc = node.CreateRPCClient();
var nodeClient = node.CreateNodeClient();
rpc.Generate(101);
List <TxDestination> knownAddresses = new List <TxDestination>();
var batch = rpc.PrepareBatch();
for (int i = 0; i < 20; i++)
{
var address = (BitcoinPubKeyAddress) new Key().PubKey.GetAddress(ScriptPubKeyType.Legacy, rpc.Network);
knownAddresses.Add(address.Hash);
#pragma warning disable CS4014
batch.SendToAddressAsync(address, Money.Coins(0.5m));
#pragma warning restore CS4014
}
batch.SendBatch();
knownAddresses = knownAddresses.Take(10).ToList();
var blockId = rpc.Generate(1)[0];
var block = rpc.GetBlock(blockId);
Assert.Equal(21, block.Transactions.Count);
var knownTx = block.Transactions[1].GetHash();
nodeClient.VersionHandshake();
using (var list = nodeClient.CreateListener()
.Where(m => m.Message.Payload is MerkleBlockPayload || m.Message.Payload is TxPayload))
{
BloomFilter filter = new BloomFilter(1, 0.0001, 50, BloomFlags.UPDATE_NONE);
foreach (var a in knownAddresses)
{
filter.Insert(a.ToBytes());
}
nodeClient.SendMessageAsync(new FilterLoadPayload(filter));
nodeClient.SendMessageAsync(new GetDataPayload(new InventoryVector(InventoryType.MSG_FILTERED_BLOCK, block.GetHash())));
var merkle = list.ReceivePayload <MerkleBlockPayload>();
var tree = merkle.Object.PartialMerkleTree;
Assert.True(tree.Check(block.Header.HashMerkleRoot));
Assert.True(tree.GetMatchedTransactions().Count() >= 10);
Assert.Contains(knownTx, tree.GetMatchedTransactions());
List <Transaction> matched = new List <Transaction>();
for (int i = 0; i < tree.GetMatchedTransactions().Count(); i++)
{
matched.Add(list.ReceivePayload <TxPayload>().Object);
}
Assert.True(matched.Count >= 10);
tree = tree.Trim(knownTx);
Assert.True(tree.GetMatchedTransactions().Count() == 1);
Assert.Contains(knownTx, tree.GetMatchedTransactions());
Action act = () =>
{
foreach (var match in matched)
{
Assert.True(filter.IsRelevantAndUpdate(match));
}
};
act();
filter = filter.Clone();
act();
var unknownBlock = uint256.Parse("00000000ad262227291eaf90cafdc56a8f8451e2d7653843122c5bb0bf2dfcdd");
nodeClient.SendMessageAsync(new GetDataPayload(new InventoryVector(InventoryType.MSG_FILTERED_BLOCK, Network.RegTest.GetGenesis().GetHash())));
merkle = list.ReceivePayload <MerkleBlockPayload>();
tree = merkle.Object.PartialMerkleTree;
Assert.True(tree.Check(merkle.Object.Header.HashMerkleRoot));
Assert.True(!tree.GetMatchedTransactions().Contains(knownTx));
}
}
}
static void Main(string[] args)
{
int maxCount;
double probabilityRatio;
bool done = false;
try
{
while (!done)
{
Console.WriteLine("Enter the maximum count of Elements for the BloomFilter ");
string maxElementInput = Console.ReadLine();
if (int.TryParse(maxElementInput, out maxCount) && maxCount > 0)
{
Console.WriteLine("Enter the false positive probability you are looking for ");
string probabilityRatioInput = Console.ReadLine();
if (double.TryParse(probabilityRatioInput, out probabilityRatio) && probabilityRatio > 0.0d && probabilityRatio < 1.00d)
{
BloomFilter bloomFilter = new BloomFilter(maxCount, probabilityRatio);
PrintFilterCreatedMessage(maxCount, bloomFilter.BloomArraySize, probabilityRatio, bloomFilter.CountOfhashFunctions);
while (!done)
{
var input = Console.ReadKey();
Console.WriteLine();
switch (input.KeyChar)
{
case 'i':
Console.WriteLine("Add an Item");
bloomFilter.Insert(Console.ReadLine());
PrintAddedMessage(bloomFilter.Count, bloomFilter.GetUtilizationratio());
break;
case 'c':
Console.WriteLine("Search for an Item");
bool isPresent = bloomFilter.Contains(Console.ReadLine());
PrintSeachResultMessage(isPresent);
break;
default:
done = true;
break;
}
}
}
else
{
Console.WriteLine("Please provide a valid ratio greater than 0 but less than 1");
}
}
else
{
Console.WriteLine("Please provide a valid integer greater than 0 and less than Int.Max ");
}
}
}
catch (Exception exp)
{
Console.WriteLine(exp.Message);
}
finally
{
Console.ReadKey();
}
}
