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-rw-r--r--src/rpc/client.cpp1
-rw-r--r--src/rpc/mining.cpp27
2 files changed, 18 insertions, 10 deletions
diff --git a/src/rpc/client.cpp b/src/rpc/client.cpp
index b127a3f1a3..45fb6c1642 100644
--- a/src/rpc/client.cpp
+++ b/src/rpc/client.cpp
@@ -28,6 +28,7 @@ static const CRPCConvertParam vRPCConvertParams[] =
{ "setmocktime", 0 },
{ "getaddednodeinfo", 0 },
{ "generate", 0 },
+ { "generate", 1 },
{ "getnetworkhashps", 0 },
{ "getnetworkhashps", 1 },
{ "sendtoaddress", 1 },
diff --git a/src/rpc/mining.cpp b/src/rpc/mining.cpp
index b124c2bc3a..c33082fca0 100644
--- a/src/rpc/mining.cpp
+++ b/src/rpc/mining.cpp
@@ -95,13 +95,13 @@ UniValue getnetworkhashps(const UniValue& params, bool fHelp)
UniValue generate(const UniValue& params, bool fHelp)
{
- if (fHelp || params.size() < 1 || params.size() > 1)
+ if (fHelp || params.size() < 1 || params.size() > 2)
throw runtime_error(
- "generate numblocks\n"
- "\nMine blocks immediately (before the RPC call returns)\n"
- "\nNote: this function can only be used on the regtest network\n"
+ "generate numblocks ( maxtries )\n"
+ "\nMine up to numblocks blocks immediately (before the RPC call returns)\n"
"\nArguments:\n"
"1. numblocks (numeric, required) How many blocks are generated immediately.\n"
+ "2. maxtries (numeric, optional) How many iterations to try (default = 1000000).\n"
"\nResult\n"
"[ blockhashes ] (array) hashes of blocks generated\n"
"\nExamples:\n"
@@ -109,13 +109,15 @@ UniValue generate(const UniValue& params, bool fHelp)
+ HelpExampleCli("generate", "11")
);
- if (!Params().MineBlocksOnDemand())
- throw JSONRPCError(RPC_METHOD_NOT_FOUND, "This method can only be used on regtest");
-
+ static const int nInnerLoopCount = 0x10000;
int nHeightStart = 0;
int nHeightEnd = 0;
int nHeight = 0;
int nGenerate = params[0].get_int();
+ uint64_t nMaxTries = 1000000;
+ if (params.size() > 1) {
+ nMaxTries = params[1].get_int();
+ }
boost::shared_ptr<CReserveScript> coinbaseScript;
GetMainSignals().ScriptForMining(coinbaseScript);
@@ -146,10 +148,15 @@ UniValue generate(const UniValue& params, bool fHelp)
LOCK(cs_main);
IncrementExtraNonce(pblock, chainActive.Tip(), nExtraNonce);
}
- while (!CheckProofOfWork(pblock->GetHash(), pblock->nBits, Params().GetConsensus())) {
- // Yes, there is a chance every nonce could fail to satisfy the -regtest
- // target -- 1 in 2^(2^32). That ain't gonna happen.
+ while (nMaxTries > 0 && pblock->nNonce < nInnerLoopCount && !CheckProofOfWork(pblock->GetHash(), pblock->nBits, Params().GetConsensus())) {
++pblock->nNonce;
+ --nMaxTries;
+ }
+ if (nMaxTries == 0) {
+ break;
+ }
+ if (pblock->nNonce == nInnerLoopCount) {
+ continue;
}
CValidationState state;
if (!ProcessNewBlock(state, Params(), NULL, pblock, true, NULL))