Merge pull request #7312
d11fc16[Wallet] Call notification signal when a transaction is abandoned (Jonas Schnelli)df0e222Add RPC test for abandoned and conflicted transactions. (Alex Morcos)01e06d1Add new rpc call: abandontransaction (Alex Morcos)9e69717Make wallet descendant searching more efficient (Alex Morcos)
This commit is contained in:
Wladimir J. van der Laan
commit
be6d5a617d
7 changed files with 285 additions and 17 deletions
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@ -105,6 +105,7 @@ testScripts = [
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'prioritise_transaction.py',
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'invalidblockrequest.py',
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'invalidtxrequest.py',
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'abandonconflict.py',
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]
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testScriptsExt = [
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'bip65-cltv.py',
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153
qa/rpc-tests/abandonconflict.py
Executable file
153
qa/rpc-tests/abandonconflict.py
Executable file
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@ -0,0 +1,153 @@
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#!/usr/bin/env python2
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# Copyright (c) 2014-2015 The Bitcoin Core developers
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# Distributed under the MIT software license, see the accompanying
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# file COPYING or http://www.opensource.org/licenses/mit-license.php.
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from test_framework.test_framework import BitcoinTestFramework
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from test_framework.util import *
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try:
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import urllib.parse as urlparse
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except ImportError:
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import urlparse
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class AbandonConflictTest(BitcoinTestFramework):
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def setup_network(self):
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self.nodes = []
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self.nodes.append(start_node(0, self.options.tmpdir, ["-debug","-logtimemicros","-minrelaytxfee=0.00001"]))
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self.nodes.append(start_node(1, self.options.tmpdir, ["-debug","-logtimemicros"]))
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connect_nodes(self.nodes[0], 1)
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def run_test(self):
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self.nodes[1].generate(100)
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sync_blocks(self.nodes)
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balance = self.nodes[0].getbalance()
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txA = self.nodes[0].sendtoaddress(self.nodes[0].getnewaddress(), Decimal("10"))
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txB = self.nodes[0].sendtoaddress(self.nodes[0].getnewaddress(), Decimal("10"))
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txC = self.nodes[0].sendtoaddress(self.nodes[0].getnewaddress(), Decimal("10"))
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sync_mempools(self.nodes)
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self.nodes[1].generate(1)
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sync_blocks(self.nodes)
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newbalance = self.nodes[0].getbalance()
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assert(balance - newbalance < Decimal("0.001")) #no more than fees lost
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balance = newbalance
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url = urlparse.urlparse(self.nodes[1].url)
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self.nodes[0].disconnectnode(url.hostname+":"+str(p2p_port(1)))
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# Identify the 10btc outputs
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nA = next(i for i, vout in enumerate(self.nodes[0].getrawtransaction(txA, 1)["vout"]) if vout["value"] == Decimal("10"))
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nB = next(i for i, vout in enumerate(self.nodes[0].getrawtransaction(txB, 1)["vout"]) if vout["value"] == Decimal("10"))
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nC = next(i for i, vout in enumerate(self.nodes[0].getrawtransaction(txC, 1)["vout"]) if vout["value"] == Decimal("10"))
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inputs =[]
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# spend 10btc outputs from txA and txB
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inputs.append({"txid":txA, "vout":nA})
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inputs.append({"txid":txB, "vout":nB})
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outputs = {}
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outputs[self.nodes[0].getnewaddress()] = Decimal("14.99998")
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outputs[self.nodes[1].getnewaddress()] = Decimal("5")
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signed = self.nodes[0].signrawtransaction(self.nodes[0].createrawtransaction(inputs, outputs))
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txAB1 = self.nodes[0].sendrawtransaction(signed["hex"])
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# Identify the 14.99998btc output
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nAB = next(i for i, vout in enumerate(self.nodes[0].getrawtransaction(txAB1, 1)["vout"]) if vout["value"] == Decimal("14.99998"))
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#Create a child tx spending AB1 and C
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inputs = []
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inputs.append({"txid":txAB1, "vout":nAB})
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inputs.append({"txid":txC, "vout":nC})
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outputs = {}
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outputs[self.nodes[0].getnewaddress()] = Decimal("24.9996")
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signed2 = self.nodes[0].signrawtransaction(self.nodes[0].createrawtransaction(inputs, outputs))
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txABC2 = self.nodes[0].sendrawtransaction(signed2["hex"])
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# In mempool txs from self should increase balance from change
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newbalance = self.nodes[0].getbalance()
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assert(newbalance == balance - Decimal("30") + Decimal("24.9996"))
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balance = newbalance
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# Restart the node with a higher min relay fee so the parent tx is no longer in mempool
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# TODO: redo with eviction
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# Note had to make sure tx did not have AllowFree priority
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stop_node(self.nodes[0],0)
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self.nodes[0]=start_node(0, self.options.tmpdir, ["-debug","-logtimemicros","-minrelaytxfee=0.0001"])
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# Verify txs no longer in mempool
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assert(len(self.nodes[0].getrawmempool()) == 0)
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# Not in mempool txs from self should only reduce balance
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# inputs are still spent, but change not received
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newbalance = self.nodes[0].getbalance()
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assert(newbalance == balance - Decimal("24.9996"))
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balance = newbalance
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# Abandon original transaction and verify inputs are available again
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# including that the child tx was also abandoned
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self.nodes[0].abandontransaction(txAB1)
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newbalance = self.nodes[0].getbalance()
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assert(newbalance == balance + Decimal("30"))
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balance = newbalance
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# Verify that even with a low min relay fee, the tx is not reaccepted from wallet on startup once abandoned
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stop_node(self.nodes[0],0)
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self.nodes[0]=start_node(0, self.options.tmpdir, ["-debug","-logtimemicros","-minrelaytxfee=0.00001"])
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assert(len(self.nodes[0].getrawmempool()) == 0)
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assert(self.nodes[0].getbalance() == balance)
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# But if its received again then it is unabandoned
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# And since now in mempool, the change is available
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# But its child tx remains abandoned
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self.nodes[0].sendrawtransaction(signed["hex"])
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newbalance = self.nodes[0].getbalance()
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assert(newbalance == balance - Decimal("20") + Decimal("14.99998"))
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balance = newbalance
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# Send child tx again so its unabandoned
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self.nodes[0].sendrawtransaction(signed2["hex"])
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newbalance = self.nodes[0].getbalance()
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assert(newbalance == balance - Decimal("10") - Decimal("14.99998") + Decimal("24.9996"))
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balance = newbalance
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# Remove using high relay fee again
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stop_node(self.nodes[0],0)
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self.nodes[0]=start_node(0, self.options.tmpdir, ["-debug","-logtimemicros","-minrelaytxfee=0.0001"])
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assert(len(self.nodes[0].getrawmempool()) == 0)
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newbalance = self.nodes[0].getbalance()
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assert(newbalance == balance - Decimal("24.9996"))
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balance = newbalance
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# Create a double spend of AB1 by spending again from only A's 10 output
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# Mine double spend from node 1
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inputs =[]
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inputs.append({"txid":txA, "vout":nA})
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outputs = {}
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outputs[self.nodes[1].getnewaddress()] = Decimal("9.9999")
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tx = self.nodes[0].createrawtransaction(inputs, outputs)
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signed = self.nodes[0].signrawtransaction(tx)
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self.nodes[1].sendrawtransaction(signed["hex"])
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self.nodes[1].generate(1)
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connect_nodes(self.nodes[0], 1)
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sync_blocks(self.nodes)
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# Verify that B and C's 10 BTC outputs are available for spending again because AB1 is now conflicted
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newbalance = self.nodes[0].getbalance()
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assert(newbalance == balance + Decimal("20"))
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balance = newbalance
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# There is currently a minor bug around this and so this test doesn't work. See Issue #7315
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# Invalidate the block with the double spend and B's 10 BTC output should no longer be available
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# Don't think C's should either
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self.nodes[0].invalidateblock(self.nodes[0].getbestblockhash())
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newbalance = self.nodes[0].getbalance()
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#assert(newbalance == balance - Decimal("10"))
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print "If balance has not declined after invalidateblock then out of mempool wallet tx which is no longer"
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print "conflicted has not resumed causing its inputs to be seen as spent. See Issue #7315"
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print balance , " -> " , newbalance , " ?"
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if __name__ == '__main__':
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AbandonConflictTest().main()
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@ -346,6 +346,7 @@ static const CRPCCommand vRPCCommands[] =
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{ "wallet", "getreceivedbyaccount", &getreceivedbyaccount, false },
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{ "wallet", "getreceivedbyaddress", &getreceivedbyaddress, false },
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{ "wallet", "gettransaction", &gettransaction, false },
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{ "wallet", "abandontransaction", &abandontransaction, false },
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{ "wallet", "getunconfirmedbalance", &getunconfirmedbalance, false },
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{ "wallet", "getwalletinfo", &getwalletinfo, false },
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{ "wallet", "importprivkey", &importprivkey, true },
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@ -223,6 +223,7 @@ extern UniValue listaddressgroupings(const UniValue& params, bool fHelp);
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extern UniValue listaccounts(const UniValue& params, bool fHelp);
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extern UniValue listsinceblock(const UniValue& params, bool fHelp);
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extern UniValue gettransaction(const UniValue& params, bool fHelp);
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extern UniValue abandontransaction(const UniValue& params, bool fHelp);
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extern UniValue backupwallet(const UniValue& params, bool fHelp);
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extern UniValue keypoolrefill(const UniValue& params, bool fHelp);
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extern UniValue walletpassphrase(const UniValue& params, bool fHelp);
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@ -1764,6 +1764,40 @@ UniValue gettransaction(const UniValue& params, bool fHelp)
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return entry;
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}
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UniValue abandontransaction(const UniValue& params, bool fHelp)
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{
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if (!EnsureWalletIsAvailable(fHelp))
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return NullUniValue;
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if (fHelp || params.size() != 1)
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throw runtime_error(
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"abandontransaction \"txid\"\n"
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"\nMark in-wallet transaction <txid> as abandoned\n"
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"This will mark this transaction and all its in-wallet descendants as abandoned which will allow\n"
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"for their inputs to be respent. It can be used to replace \"stuck\" or evicted transactions.\n"
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"It only works on transactions which are not included in a block and are not currently in the mempool.\n"
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"It has no effect on transactions which are already conflicted or abandoned.\n"
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"\nArguments:\n"
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"1. \"txid\" (string, required) The transaction id\n"
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"\nResult:\n"
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"\nExamples:\n"
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+ HelpExampleCli("abandontransaction", "\"1075db55d416d3ca199f55b6084e2115b9345e16c5cf302fc80e9d5fbf5d48d\"")
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+ HelpExampleRpc("abandontransaction", "\"1075db55d416d3ca199f55b6084e2115b9345e16c5cf302fc80e9d5fbf5d48d\"")
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);
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LOCK2(cs_main, pwalletMain->cs_wallet);
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uint256 hash;
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hash.SetHex(params[0].get_str());
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if (!pwalletMain->mapWallet.count(hash))
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throw JSONRPCError(RPC_INVALID_ADDRESS_OR_KEY, "Invalid or non-wallet transaction id");
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if (!pwalletMain->AbandonTransaction(hash))
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throw JSONRPCError(RPC_INVALID_ADDRESS_OR_KEY, "Transaction not eligible for abandonment");
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return NullUniValue;
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}
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UniValue backupwallet(const UniValue& params, bool fHelp)
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{
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@ -54,6 +54,8 @@ CFeeRate CWallet::minTxFee = CFeeRate(DEFAULT_TRANSACTION_MINFEE);
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*/
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CFeeRate CWallet::fallbackFee = CFeeRate(DEFAULT_FALLBACK_FEE);
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const uint256 CMerkleTx::ABANDON_HASH(uint256S("0000000000000000000000000000000000000000000000000000000000000001"));
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/** @defgroup mapWallet
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*
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* @{
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@ -461,8 +463,11 @@ bool CWallet::IsSpent(const uint256& hash, unsigned int n) const
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{
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const uint256& wtxid = it->second;
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std::map<uint256, CWalletTx>::const_iterator mit = mapWallet.find(wtxid);
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if (mit != mapWallet.end() && mit->second.GetDepthInMainChain() >= 0)
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return true; // Spent
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if (mit != mapWallet.end()) {
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int depth = mit->second.GetDepthInMainChain();
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if (depth > 0 || (depth == 0 && !mit->second.isAbandoned()))
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return true; // Spent
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}
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}
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return false;
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}
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@ -616,7 +621,7 @@ bool CWallet::AddToWallet(const CWalletTx& wtxIn, bool fFromLoadWallet, CWalletD
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BOOST_FOREACH(const CTxIn& txin, wtx.vin) {
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if (mapWallet.count(txin.prevout.hash)) {
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CWalletTx& prevtx = mapWallet[txin.prevout.hash];
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if (prevtx.nIndex == -1 && !prevtx.hashBlock.IsNull()) {
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if (prevtx.nIndex == -1 && !prevtx.hashUnset()) {
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MarkConflicted(prevtx.hashBlock, wtx.GetHash());
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}
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}
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@ -637,7 +642,7 @@ bool CWallet::AddToWallet(const CWalletTx& wtxIn, bool fFromLoadWallet, CWalletD
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wtxOrdered.insert(make_pair(wtx.nOrderPos, TxPair(&wtx, (CAccountingEntry*)0)));
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wtx.nTimeSmart = wtx.nTimeReceived;
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if (!wtxIn.hashBlock.IsNull())
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if (!wtxIn.hashUnset())
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{
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if (mapBlockIndex.count(wtxIn.hashBlock))
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{
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@ -687,7 +692,13 @@ bool CWallet::AddToWallet(const CWalletTx& wtxIn, bool fFromLoadWallet, CWalletD
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if (!fInsertedNew)
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{
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// Merge
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if (!wtxIn.hashBlock.IsNull() && wtxIn.hashBlock != wtx.hashBlock)
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if (!wtxIn.hashUnset() && wtxIn.hashBlock != wtx.hashBlock)
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{
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wtx.hashBlock = wtxIn.hashBlock;
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fUpdated = true;
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}
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// If no longer abandoned, update
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if (wtxIn.hashBlock.IsNull() && wtx.isAbandoned())
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{
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wtx.hashBlock = wtxIn.hashBlock;
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fUpdated = true;
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@ -774,6 +785,64 @@ bool CWallet::AddToWalletIfInvolvingMe(const CTransaction& tx, const CBlock* pbl
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return false;
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}
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bool CWallet::AbandonTransaction(const uint256& hashTx)
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{
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LOCK2(cs_main, cs_wallet);
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// Do not flush the wallet here for performance reasons
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CWalletDB walletdb(strWalletFile, "r+", false);
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std::set<uint256> todo;
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std::set<uint256> done;
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// Can't mark abandoned if confirmed or in mempool
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assert(mapWallet.count(hashTx));
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CWalletTx& origtx = mapWallet[hashTx];
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if (origtx.GetDepthInMainChain() > 0 || origtx.InMempool()) {
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return false;
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}
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todo.insert(hashTx);
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while (!todo.empty()) {
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uint256 now = *todo.begin();
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todo.erase(now);
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done.insert(now);
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assert(mapWallet.count(now));
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CWalletTx& wtx = mapWallet[now];
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int currentconfirm = wtx.GetDepthInMainChain();
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// If the orig tx was not in block, none of its spends can be
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assert(currentconfirm <= 0);
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// if (currentconfirm < 0) {Tx and spends are already conflicted, no need to abandon}
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if (currentconfirm == 0 && !wtx.isAbandoned()) {
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// If the orig tx was not in block/mempool, none of its spends can be in mempool
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assert(!wtx.InMempool());
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wtx.nIndex = -1;
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wtx.setAbandoned();
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wtx.MarkDirty();
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wtx.WriteToDisk(&walletdb);
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NotifyTransactionChanged(this, wtx.GetHash(), CT_UPDATED);
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// Iterate over all its outputs, and mark transactions in the wallet that spend them abandoned too
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TxSpends::const_iterator iter = mapTxSpends.lower_bound(COutPoint(hashTx, 0));
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while (iter != mapTxSpends.end() && iter->first.hash == now) {
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if (!done.count(iter->second)) {
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todo.insert(iter->second);
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}
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iter++;
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}
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// If a transaction changes 'conflicted' state, that changes the balance
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// available of the outputs it spends. So force those to be recomputed
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BOOST_FOREACH(const CTxIn& txin, wtx.vin)
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{
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if (mapWallet.count(txin.prevout.hash))
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mapWallet[txin.prevout.hash].MarkDirty();
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}
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}
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}
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return true;
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}
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void CWallet::MarkConflicted(const uint256& hashBlock, const uint256& hashTx)
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{
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LOCK2(cs_main, cs_wallet);
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@ -790,14 +859,14 @@ void CWallet::MarkConflicted(const uint256& hashBlock, const uint256& hashTx)
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// Do not flush the wallet here for performance reasons
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CWalletDB walletdb(strWalletFile, "r+", false);
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std::deque<uint256> todo;
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std::set<uint256> todo;
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std::set<uint256> done;
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todo.push_back(hashTx);
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todo.insert(hashTx);
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while (!todo.empty()) {
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uint256 now = todo.front();
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todo.pop_front();
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uint256 now = *todo.begin();
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todo.erase(now);
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done.insert(now);
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assert(mapWallet.count(now));
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CWalletTx& wtx = mapWallet[now];
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@ -813,7 +882,7 @@ void CWallet::MarkConflicted(const uint256& hashBlock, const uint256& hashTx)
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TxSpends::const_iterator iter = mapTxSpends.lower_bound(COutPoint(now, 0));
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while (iter != mapTxSpends.end() && iter->first.hash == now) {
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if (!done.count(iter->second)) {
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todo.push_back(iter->second);
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todo.insert(iter->second);
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}
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iter++;
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}
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@ -982,7 +1051,7 @@ int CWalletTx::GetRequestCount() const
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if (IsCoinBase())
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{
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// Generated block
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if (!hashBlock.IsNull())
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if (!hashUnset())
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{
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map<uint256, int>::const_iterator mi = pwallet->mapRequestCount.find(hashBlock);
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if (mi != pwallet->mapRequestCount.end())
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@ -998,7 +1067,7 @@ int CWalletTx::GetRequestCount() const
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nRequests = (*mi).second;
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// How about the block it's in?
|
||||
if (nRequests == 0 && !hashBlock.IsNull())
|
||||
if (nRequests == 0 && !hashUnset())
|
||||
{
|
||||
map<uint256, int>::const_iterator mi = pwallet->mapRequestCount.find(hashBlock);
|
||||
if (mi != pwallet->mapRequestCount.end())
|
||||
|
|
@ -1172,7 +1241,7 @@ void CWallet::ReacceptWalletTransactions()
|
|||
|
||||
int nDepth = wtx.GetDepthInMainChain();
|
||||
|
||||
if (!wtx.IsCoinBase() && nDepth == 0) {
|
||||
if (!wtx.IsCoinBase() && (nDepth == 0 && !wtx.isAbandoned())) {
|
||||
mapSorted.insert(std::make_pair(wtx.nOrderPos, &wtx));
|
||||
}
|
||||
}
|
||||
|
|
@ -1192,7 +1261,7 @@ bool CWalletTx::RelayWalletTransaction()
|
|||
assert(pwallet->GetBroadcastTransactions());
|
||||
if (!IsCoinBase())
|
||||
{
|
||||
if (GetDepthInMainChain() == 0) {
|
||||
if (GetDepthInMainChain() == 0 && !isAbandoned()) {
|
||||
LogPrintf("Relaying wtx %s\n", GetHash().ToString());
|
||||
RelayTransaction((CTransaction)*this);
|
||||
return true;
|
||||
|
|
@ -2931,8 +3000,9 @@ int CMerkleTx::SetMerkleBranch(const CBlock& block)
|
|||
|
||||
int CMerkleTx::GetDepthInMainChain(const CBlockIndex* &pindexRet) const
|
||||
{
|
||||
if (hashBlock.IsNull())
|
||||
if (hashUnset())
|
||||
return 0;
|
||||
|
||||
AssertLockHeld(cs_main);
|
||||
|
||||
// Find the block it claims to be in
|
||||
|
|
@ -2960,4 +3030,3 @@ bool CMerkleTx::AcceptToMemoryPool(bool fLimitFree, bool fRejectAbsurdFee)
|
|||
CValidationState state;
|
||||
return ::AcceptToMemoryPool(mempool, state, *this, fLimitFree, NULL, false, fRejectAbsurdFee);
|
||||
}
|
||||
|
||||
|
|
|
|||
|
|
@ -156,6 +156,10 @@ struct COutputEntry
|
|||
/** A transaction with a merkle branch linking it to the block chain. */
|
||||
class CMerkleTx : public CTransaction
|
||||
{
|
||||
private:
|
||||
/** Constant used in hashBlock to indicate tx has been abandoned */
|
||||
static const uint256 ABANDON_HASH;
|
||||
|
||||
public:
|
||||
uint256 hashBlock;
|
||||
|
||||
|
|
@ -207,6 +211,9 @@ public:
|
|||
bool IsInMainChain() const { const CBlockIndex *pindexRet; return GetDepthInMainChain(pindexRet) > 0; }
|
||||
int GetBlocksToMaturity() const;
|
||||
bool AcceptToMemoryPool(bool fLimitFree=true, bool fRejectAbsurdFee=true);
|
||||
bool hashUnset() const { return (hashBlock.IsNull() || hashBlock == ABANDON_HASH); }
|
||||
bool isAbandoned() const { return (hashBlock == ABANDON_HASH); }
|
||||
void setAbandoned() { hashBlock = ABANDON_HASH; }
|
||||
};
|
||||
|
||||
/**
|
||||
|
|
@ -567,7 +574,6 @@ private:
|
|||
/* Mark a transaction (and its in-wallet descendants) as conflicting with a particular block. */
|
||||
void MarkConflicted(const uint256& hashBlock, const uint256& hashTx);
|
||||
|
||||
|
||||
void SyncMetaData(std::pair<TxSpends::iterator, TxSpends::iterator>);
|
||||
|
||||
public:
|
||||
|
|
@ -865,6 +871,9 @@ public:
|
|||
bool GetBroadcastTransactions() const { return fBroadcastTransactions; }
|
||||
/** Set whether this wallet broadcasts transactions. */
|
||||
void SetBroadcastTransactions(bool broadcast) { fBroadcastTransactions = broadcast; }
|
||||
|
||||
/* Mark a transaction (and it in-wallet descendants) as abandoned so its inputs may be respent. */
|
||||
bool AbandonTransaction(const uint256& hashTx);
|
||||
};
|
||||
|
||||
/** A key allocated from the key pool. */
|
||||
|
|
|
|||
Loading…
Reference in a new issue