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Remove getwork() RPC call

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pull/196/head
Pieter Wuille 11 years ago
parent 7b4737c878
commit cf0c47b269
4 changed files with 1 additions and 165 deletions
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3
src/init.cpp
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@ -116,7 +116,6 @@ void Shutdown()
RenameThread("bitcoin-shutoff");
mempool.AddTransactionsUpdated(1);
StopRPCThreads();
ShutdownRPCMining();
#ifdef ENABLE_WALLET
if (pwalletMain)
bitdb.Flush(false);
@ -1148,8 +1147,6 @@ bool AppInit2(boost::thread_group& threadGroup)
#endif
StartNode(threadGroup);
// InitRPCMining is needed here so getwork/getblocktemplate in the GUI debug console works properly.
InitRPCMining();
if (fServer)
StartRPCThreads();

159
src/rpcmining.cpp
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@ -24,36 +24,6 @@
using namespace json_spirit;
using namespace std;
#ifdef ENABLE_WALLET
// Key used by getwork miners.
// Allocated in InitRPCMining, free'd in ShutdownRPCMining
static CReserveKey* pMiningKey = NULL;
void InitRPCMining()
{
if (!pwalletMain)
return;
// getwork/getblocktemplate mining rewards paid here:
pMiningKey = new CReserveKey(pwalletMain);
}
void ShutdownRPCMining()
{
if (!pMiningKey)
return;
delete pMiningKey; pMiningKey = NULL;
}
#else
void InitRPCMining()
{
}
void ShutdownRPCMining()
{
}
#endif
// Return average network hashes per second based on the last 'lookup' blocks,
// or from the last difficulty change if 'lookup' is nonpositive.
// If 'height' is nonnegative, compute the estimate at the time when a given block was found.
@ -131,9 +101,6 @@ Value getgenerate(const Array& params, bool fHelp)
+ HelpExampleRpc("getgenerate", "")
);
if (!pMiningKey)
return false;
return GetBoolArg("-gen", false);
}
@ -279,132 +246,6 @@ Value getmininginfo(const Array& params, bool fHelp)
}
#ifdef ENABLE_WALLET
Value getwork(const Array& params, bool fHelp)
{
if (fHelp || params.size() > 1)
throw runtime_error(
"getwork ( \"data\" )\n"
"\nIf 'data' is not specified, it returns the formatted hash data to work on.\n"
"If 'data' is specified, tries to solve the block and returns true if it was successful.\n"
"\nArguments:\n"
"1. \"data\" (string, optional) The hex encoded data to solve\n"
"\nResult (when 'data' is not specified):\n"
"{\n"
" \"midstate\" : \"xxxx\", (string) The precomputed hash state after hashing the first half of the data (DEPRECATED)\n" // deprecated
" \"data\" : \"xxxxx\", (string) The block data\n"
" \"hash1\" : \"xxxxx\", (string) The formatted hash buffer for second hash (DEPRECATED)\n" // deprecated
" \"target\" : \"xxxx\" (string) The little endian hash target\n"
"}\n"
"\nResult (when 'data' is specified):\n"
"true|false (boolean) If solving the block specified in the 'data' was successfull\n"
"\nExamples:\n"
+ HelpExampleCli("getwork", "")
+ HelpExampleRpc("getwork", "")
);
if (vNodes.empty())
throw JSONRPCError(RPC_CLIENT_NOT_CONNECTED, "Bitcoin is not connected!");
if (IsInitialBlockDownload())
throw JSONRPCError(RPC_CLIENT_IN_INITIAL_DOWNLOAD, "Bitcoin is downloading blocks...");
typedef map<uint256, pair<CBlock*, CScript> > mapNewBlock_t;
static mapNewBlock_t mapNewBlock; // FIXME: thread safety
static vector<CBlockTemplate*> vNewBlockTemplate;
if (params.size() == 0)
{
// Update block
static unsigned int nTransactionsUpdatedLast;
static CBlockIndex* pindexPrev;
static int64_t nStart;
static CBlockTemplate* pblocktemplate;
if (pindexPrev != chainActive.Tip() ||
(mempool.GetTransactionsUpdated() != nTransactionsUpdatedLast && GetTime() - nStart > 60))
{
if (pindexPrev != chainActive.Tip())
{
// Deallocate old blocks since they're obsolete now
mapNewBlock.clear();
BOOST_FOREACH(CBlockTemplate* pblocktemplate, vNewBlockTemplate)
delete pblocktemplate;
vNewBlockTemplate.clear();
}
// Clear pindexPrev so future getworks make a new block, despite any failures from here on
pindexPrev = NULL;
// Store the pindexBest used before CreateNewBlock, to avoid races
nTransactionsUpdatedLast = mempool.GetTransactionsUpdated();
CBlockIndex* pindexPrevNew = chainActive.Tip();
nStart = GetTime();
// Create new block
pblocktemplate = CreateNewBlockWithKey(*pMiningKey);
if (!pblocktemplate)
throw JSONRPCError(RPC_OUT_OF_MEMORY, "Out of memory");
vNewBlockTemplate.push_back(pblocktemplate);
// Need to update only after we know CreateNewBlock succeeded
pindexPrev = pindexPrevNew;
}
CBlock* pblock = &pblocktemplate->block; // pointer for convenience
// Update nTime
UpdateTime(*pblock, pindexPrev);
pblock->nNonce = 0;
// Update nExtraNonce
static unsigned int nExtraNonce = 0;
IncrementExtraNonce(pblock, pindexPrev, nExtraNonce);
// Save
mapNewBlock[pblock->hashMerkleRoot] = make_pair(pblock, pblock->vtx[0].vin[0].scriptSig);
// Pre-build hash buffers
char pmidstate[32];
char pdata[128];
char phash1[64];
FormatHashBuffers(pblock, pmidstate, pdata, phash1);
uint256 hashTarget = uint256().SetCompact(pblock->nBits);
Object result;
result.push_back(Pair("midstate", HexStr(BEGIN(pmidstate), END(pmidstate)))); // deprecated
result.push_back(Pair("data", HexStr(BEGIN(pdata), END(pdata))));
result.push_back(Pair("hash1", HexStr(BEGIN(phash1), END(phash1)))); // deprecated
result.push_back(Pair("target", HexStr(BEGIN(hashTarget), END(hashTarget))));
return result;
}
else
{
// Parse parameters
vector<unsigned char> vchData = ParseHex(params[0].get_str());
if (vchData.size() != 128)
throw JSONRPCError(RPC_INVALID_PARAMETER, "Invalid parameter");
CBlock* pdata = (CBlock*)&vchData[0];
// Byte reverse
for (int i = 0; i < 128/4; i++)
((unsigned int*)pdata)[i] = ByteReverse(((unsigned int*)pdata)[i]);
// Get saved block
if (!mapNewBlock.count(pdata->hashMerkleRoot))
return false;
CBlock* pblock = mapNewBlock[pdata->hashMerkleRoot].first;
pblock->nTime = pdata->nTime;
pblock->nNonce = pdata->nNonce;
pblock->vtx[0].vin[0].scriptSig = mapNewBlock[pdata->hashMerkleRoot].second;
pblock->hashMerkleRoot = pblock->BuildMerkleTree();
assert(pwalletMain != NULL);
return CheckWork(pblock, *pwalletMain, *pMiningKey);
}
}
#endif
Value getblocktemplate(const Array& params, bool fHelp)
{
if (fHelp || params.size() > 1)

3
src/rpcserver.cpp
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@ -315,7 +315,6 @@ static const CRPCCommand vRPCCommands[] =
/* Wallet-enabled mining */
{ "getgenerate", &getgenerate, true, false, false },
{ "gethashespersec", &gethashespersec, true, false, false },
{ "getwork", &getwork, true, false, true },
{ "setgenerate", &setgenerate, true, true, false },
#endif // ENABLE_WALLET
};
@ -772,7 +771,7 @@ void JSONRequest::parse(const Value& valRequest)
if (valMethod.type() != str_type)
throw JSONRPCError(RPC_INVALID_REQUEST, "Method must be a string");
strMethod = valMethod.get_str();
if (strMethod != "getwork" && strMethod != "getblocktemplate")
if (strMethod != "getblocktemplate")
LogPrint("rpc", "ThreadRPCServer method=%s\n", strMethod);
// Parse params

1
src/rpcserver.h
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@ -130,7 +130,6 @@ extern json_spirit::Value setgenerate(const json_spirit::Array& params, bool fHe
extern json_spirit::Value getnetworkhashps(const json_spirit::Array& params, bool fHelp);
extern json_spirit::Value gethashespersec(const json_spirit::Array& params, bool fHelp);
extern json_spirit::Value getmininginfo(const json_spirit::Array& params, bool fHelp);
extern json_spirit::Value getwork(const json_spirit::Array& params, bool fHelp);
extern json_spirit::Value getblocktemplate(const json_spirit::Array& params, bool fHelp);
extern json_spirit::Value submitblock(const json_spirit::Array& params, bool fHelp);
extern json_spirit::Value estimatefee(const json_spirit::Array& params, bool fHelp);

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