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Allow changing BIP9 parameters on regtest

Github-Pull: #8418
Rebased-From: 56c87e9211
0.13
Suhas Daftuar 8 years ago committed by Wladimir J. van der Laan
parent
commit
198494ce53
  1. 11
      src/chainparams.cpp
  2. 5
      src/chainparams.h
  3. 36
      src/init.cpp

11
src/chainparams.cpp

@ -303,6 +303,12 @@ public: @@ -303,6 +303,12 @@ public:
base58Prefixes[EXT_PUBLIC_KEY] = boost::assign::list_of(0x04)(0x35)(0x87)(0xCF).convert_to_container<std::vector<unsigned char> >();
base58Prefixes[EXT_SECRET_KEY] = boost::assign::list_of(0x04)(0x35)(0x83)(0x94).convert_to_container<std::vector<unsigned char> >();
}
void UpdateBIP9Parameters(Consensus::DeploymentPos d, int64_t nStartTime, int64_t nTimeout)
{
consensus.vDeployments[d].nStartTime = nStartTime;
consensus.vDeployments[d].nTimeout = nTimeout;
}
};
static CRegTestParams regTestParams;
@ -330,4 +336,9 @@ void SelectParams(const std::string& network) @@ -330,4 +336,9 @@ void SelectParams(const std::string& network)
SelectBaseParams(network);
pCurrentParams = &Params(network);
}
void UpdateRegtestBIP9Parameters(Consensus::DeploymentPos d, int64_t nStartTime, int64_t nTimeout)
{
regTestParams.UpdateBIP9Parameters(d, nStartTime, nTimeout);
}

5
src/chainparams.h

@ -112,4 +112,9 @@ CChainParams& Params(const std::string& chain); @@ -112,4 +112,9 @@ CChainParams& Params(const std::string& chain);
*/
void SelectParams(const std::string& chain);
/**
* Allows modifying the BIP9 regtest parameters.
*/
void UpdateRegtestBIP9Parameters(Consensus::DeploymentPos d, int64_t nStartTime, int64_t nTimeout);
#endif // BITCOIN_CHAINPARAMS_H

36
src/init.cpp

@ -410,6 +410,7 @@ std::string HelpMessage(HelpMessageMode mode) @@ -410,6 +410,7 @@ std::string HelpMessage(HelpMessageMode mode)
strUsage += HelpMessageOpt("-limitancestorsize=<n>", strprintf("Do not accept transactions whose size with all in-mempool ancestors exceeds <n> kilobytes (default: %u)", DEFAULT_ANCESTOR_SIZE_LIMIT));
strUsage += HelpMessageOpt("-limitdescendantcount=<n>", strprintf("Do not accept transactions if any ancestor would have <n> or more in-mempool descendants (default: %u)", DEFAULT_DESCENDANT_LIMIT));
strUsage += HelpMessageOpt("-limitdescendantsize=<n>", strprintf("Do not accept transactions if any ancestor would have more than <n> kilobytes of in-mempool descendants (default: %u).", DEFAULT_DESCENDANT_SIZE_LIMIT));
strUsage += HelpMessageOpt("-bip9params=deployment:start:end", "Use given start/end times for specified bip9 deployment (regtest-only)");
}
string debugCategories = "addrman, alert, bench, coindb, db, http, libevent, lock, mempool, mempoolrej, net, proxy, prune, rand, reindex, rpc, selectcoins, tor, zmq"; // Don't translate these and qt below
if (mode == HMM_BITCOIN_QT)
@ -990,6 +991,41 @@ bool AppInit2(boost::thread_group& threadGroup, CScheduler& scheduler) @@ -990,6 +991,41 @@ bool AppInit2(boost::thread_group& threadGroup, CScheduler& scheduler)
fEnableReplacement = (std::find(vstrReplacementModes.begin(), vstrReplacementModes.end(), "fee") != vstrReplacementModes.end());
}
if (!mapMultiArgs["-bip9params"].empty()) {
// Allow overriding bip9 parameters for testing
if (!Params().MineBlocksOnDemand()) {
return InitError("BIP9 parameters may only be overridden on regtest.");
}
const vector<string>& deployments = mapMultiArgs["-bip9params"];
for (auto i : deployments) {
std::vector<std::string> vDeploymentParams;
boost::split(vDeploymentParams, i, boost::is_any_of(":"));
if (vDeploymentParams.size() != 3) {
return InitError("BIP9 parameters malformed, expecting deployment:start:end");
}
int64_t nStartTime, nTimeout;
if (!ParseInt64(vDeploymentParams[1], &nStartTime)) {
return InitError(strprintf("Invalid nStartTime (%s)", vDeploymentParams[1]));
}
if (!ParseInt64(vDeploymentParams[2], &nTimeout)) {
return InitError(strprintf("Invalid nTimeout (%s)", vDeploymentParams[2]));
}
bool found = false;
for (int i=0; i<(int)Consensus::MAX_VERSION_BITS_DEPLOYMENTS; ++i)
{
if (vDeploymentParams[0].compare(VersionBitsDeploymentInfo[i].name) == 0) {
UpdateRegtestBIP9Parameters(Consensus::DeploymentPos(i), nStartTime, nTimeout);
found = true;
LogPrintf("Setting BIP9 activation parameters for %s to start=%ld, timeout=%ld\n", vDeploymentParams[0], nStartTime, nTimeout);
break;
}
}
if (!found) {
return InitError(strprintf("Invalid deployment (%s)", vDeploymentParams[0]));
}
}
}
// ********************************************************* Step 4: application initialization: dir lock, daemonize, pidfile, debug log
// Initialize elliptic curve code

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