diff options
Diffstat (limited to 'src/init.cpp')
| -rw-r--r-- | src/init.cpp | 82 |
1 files changed, 69 insertions, 13 deletions
diff --git a/src/init.cpp b/src/init.cpp index 04d7ed0ea3..51784fe06b 100644 --- a/src/init.cpp +++ b/src/init.cpp @@ -411,6 +411,7 @@ 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) @@ -511,6 +512,21 @@ static void BlockNotifyCallback(bool initialSync, const CBlockIndex *pBlockIndex boost::thread t(runCommand, strCmd); // thread runs free } +static bool fHaveGenesis = false; +static boost::mutex cs_GenesisWait; +static CConditionVariable condvar_GenesisWait; + +static void BlockNotifyGenesisWait(bool, const CBlockIndex *pBlockIndex) +{ + if (pBlockIndex != NULL) { + { + boost::unique_lock<boost::mutex> lock_GenesisWait(cs_GenesisWait); + fHaveGenesis = true; + } + condvar_GenesisWait.notify_all(); + } +} + struct CImportingNow { CImportingNow() { @@ -976,6 +992,41 @@ 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 j=0; j<(int)Consensus::MAX_VERSION_BITS_DEPLOYMENTS; ++j) + { + if (vDeploymentParams[0].compare(VersionBitsDeploymentInfo[j].name) == 0) { + UpdateRegtestBIP9Parameters(Consensus::DeploymentPos(j), 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 @@ -1290,7 +1341,7 @@ bool AppInit2(boost::thread_group& threadGroup, CScheduler& scheduler) break; } - if (!fReindex) { + if (!fReindex && chainActive.Tip() != NULL) { uiInterface.InitMessage(_("Rewinding blocks...")); if (!RewindBlockIndex(chainparams)) { strLoadError = _("Unable to rewind the database to a pre-fork state. You will need to redownload the blockchain"); @@ -1407,6 +1458,17 @@ bool AppInit2(boost::thread_group& threadGroup, CScheduler& scheduler) // ********************************************************* Step 10: import blocks + if (!CheckDiskSpace()) + return false; + + // Either install a handler to notify us when genesis activates, or set fHaveGenesis directly. + // No locking, as this happens before any background thread is started. + if (chainActive.Tip() == NULL) { + uiInterface.NotifyBlockTip.connect(BlockNotifyGenesisWait); + } else { + fHaveGenesis = true; + } + if (mapArgs.count("-blocknotify")) uiInterface.NotifyBlockTip.connect(BlockNotifyCallback); @@ -1416,26 +1478,20 @@ bool AppInit2(boost::thread_group& threadGroup, CScheduler& scheduler) BOOST_FOREACH(const std::string& strFile, mapMultiArgs["-loadblock"]) vImportFiles.push_back(strFile); } + threadGroup.create_thread(boost::bind(&ThreadImport, vImportFiles)); // Wait for genesis block to be processed - bool fHaveGenesis = false; - while (!fHaveGenesis && !fRequestShutdown) { - { - LOCK(cs_main); - fHaveGenesis = (chainActive.Tip() != NULL); - } - - if (!fHaveGenesis) { - MilliSleep(10); + { + boost::unique_lock<boost::mutex> lock(cs_GenesisWait); + while (!fHaveGenesis) { + condvar_GenesisWait.wait(lock); } + uiInterface.NotifyBlockTip.disconnect(BlockNotifyGenesisWait); } // ********************************************************* Step 11: start node - if (!CheckDiskSpace()) - return false; - if (!strErrors.str().empty()) return InitError(strErrors.str()); |