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Allow changing network upgrade parameters on regtest

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Derived from upstream commit 56c87e92110f05d7452f1e85bf755246ffc77206:
    Allow changing BIP9 parameters on regtest
This commit is contained in:
Jack Grigg
2018-01-31 20:11:18 +00:00
parent 780f526bc9
commit b174b7e330
5 changed files with 61 additions and 0 deletions
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36
src/init.cpp
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@@ -16,6 +16,7 @@
#endif
#include "checkpoints.h"
#include "compat/sanity.h"
#include "consensus/upgrades.h"
#include "consensus/validation.h"
#include "httpserver.h"
#include "httprpc.h"
@@ -44,8 +45,10 @@
#include <signal.h>
#endif
#include <boost/algorithm/string/classification.hpp>
#include <boost/algorithm/string/predicate.hpp>
#include <boost/algorithm/string/replace.hpp>
#include <boost/algorithm/string/split.hpp>
#include <boost/bind.hpp>
#include <boost/filesystem.hpp>
#include <boost/function.hpp>
@@ -448,6 +451,7 @@ std::string HelpMessage(HelpMessageMode mode)
strUsage += HelpMessageOpt("-fuzzmessagestest=<n>", "Randomly fuzz 1 of every <n> network messages");
strUsage += HelpMessageOpt("-flushwallet", strprintf("Run a thread to flush wallet periodically (default: %u)", 1));
strUsage += HelpMessageOpt("-stopafterblockimport", strprintf("Stop running after importing blocks from disk (default: %u)", 0));
strUsage += HelpMessageOpt("-nuparams=hexBranchId:activationHeight", "Use given activation height for specified network upgrade (regtest-only)");
}
string debugCategories = "addrman, alert, bench, coindb, db, estimatefee, http, libevent, lock, mempool, net, partitioncheck, pow, proxy, prune, "
"rand, reindex, rpc, selectcoins, tor, zmq, zrpc, zrpcunsafe (implies zrpc)"; // Don't translate these
@@ -1035,6 +1039,38 @@ bool AppInit2(boost::thread_group& threadGroup, CScheduler& scheduler)
}
}
if (!mapMultiArgs["-nuparams"].empty()) {
// Allow overriding network upgrade parameters for testing
if (Params().NetworkIDString() != "regtest") {
return InitError("Network upgrade parameters may only be overridden on regtest.");
}
const vector<string>& deployments = mapMultiArgs["-nuparams"];
for (auto i : deployments) {
std::vector<std::string> vDeploymentParams;
boost::split(vDeploymentParams, i, boost::is_any_of(":"));
if (vDeploymentParams.size() != 2) {
return InitError("Network upgrade parameters malformed, expecting hexBranchId:activationHeight");
}
int nActivationHeight;
if (!ParseInt32(vDeploymentParams[1], &nActivationHeight)) {
return InitError(strprintf("Invalid nActivationHeight (%s)", vDeploymentParams[1]));
}
bool found = false;
// Exclude Sprout from upgrades
for (auto i = Consensus::BASE_SPROUT + 1; i < Consensus::MAX_NETWORK_UPGRADES; ++i)
{
if (vDeploymentParams[0].compare(HexInt(NetworkUpgradeInfo[i].nBranchId)) == 0) {
UpdateNetworkUpgradeParameters(Consensus::UpgradeIndex(i), nActivationHeight);
found = true;
LogPrintf("Setting network upgrade activation parameters for %s to height=%d\n", vDeploymentParams[0], nActivationHeight);
break;
}
}
if (!found) {
return InitError(strprintf("Invalid network upgrade (%s)", vDeploymentParams[0]));
}
}
}
// ********************************************************* Step 4: application initialization: dir lock, daemonize, pidfile, debug log