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Add getmempoolancestors RPC call

0.13
Suhas Daftuar 9 years ago
parent
commit
8f7b5dc4af
  1. 65
      src/rpc/blockchain.cpp
  2. 1
      src/rpc/client.cpp

65
src/rpc/blockchain.cpp

@ -292,6 +292,70 @@ UniValue getrawmempool(const UniValue& params, bool fHelp) @@ -292,6 +292,70 @@ UniValue getrawmempool(const UniValue& params, bool fHelp)
return mempoolToJSON(fVerbose);
}
UniValue getmempoolancestors(const UniValue& params, bool fHelp)
{
if (fHelp || params.size() < 1 || params.size() > 2) {
throw runtime_error(
"getmempoolancestors txid (verbose)\n"
"\nIf txid is in the mempool, returns all in-mempool ancestors.\n"
"\nArguments:\n"
"1. \"txid\" (string, required) The transaction id (must be in mempool)\n"
"2. verbose (boolean, optional, default=false) true for a json object, false for array of transaction ids\n"
"\nResult (for verbose=false):\n"
"[ (json array of string)\n"
" \"transactionid\" (string) The transaction id of an in-mempool ancestor transaction\n"
" ,...\n"
"]\n"
"\nResult (for verbose=true):\n"
"{ (json object)\n"
" \"transactionid\" : { (json object)\n"
+ EntryDescriptionString()
+ " }, ...\n"
"}\n"
"\nExamples\n"
+ HelpExampleCli("getmempoolancestors", "\"mytxid\"")
+ HelpExampleRpc("getmempoolancestors", "\"mytxid\"")
);
}
bool fVerbose = false;
if (params.size() > 1)
fVerbose = params[1].get_bool();
uint256 hash = ParseHashV(params[0], "parameter 1");
LOCK(mempool.cs);
CTxMemPool::txiter it = mempool.mapTx.find(hash);
if (it == mempool.mapTx.end()) {
throw JSONRPCError(RPC_INVALID_ADDRESS_OR_KEY, "Transaction not in mempool");
}
CTxMemPool::setEntries setAncestors;
uint64_t noLimit = std::numeric_limits<uint64_t>::max();
std::string dummy;
mempool.CalculateMemPoolAncestors(*it, setAncestors, noLimit, noLimit, noLimit, noLimit, dummy, false);
if (!fVerbose) {
UniValue o(UniValue::VARR);
BOOST_FOREACH(CTxMemPool::txiter ancestorIt, setAncestors) {
o.push_back(ancestorIt->GetTx().GetHash().ToString());
}
return o;
} else {
UniValue o(UniValue::VOBJ);
BOOST_FOREACH(CTxMemPool::txiter ancestorIt, setAncestors) {
const CTxMemPoolEntry &e = *ancestorIt;
const uint256& hash = e.GetTx().GetHash();
UniValue info(UniValue::VOBJ);
entryToJSON(info, e);
o.push_back(Pair(hash.ToString(), info));
}
return o;
}
}
UniValue getblockhash(const UniValue& params, bool fHelp)
{
if (fHelp || params.size() != 1)
@ -1016,6 +1080,7 @@ static const CRPCCommand commands[] = @@ -1016,6 +1080,7 @@ static const CRPCCommand commands[] =
{ "blockchain", "getblockheader", &getblockheader, true },
{ "blockchain", "getchaintips", &getchaintips, true },
{ "blockchain", "getdifficulty", &getdifficulty, true },
{ "blockchain", "getmempoolancestors", &getmempoolancestors, true },
{ "blockchain", "getmempoolinfo", &getmempoolinfo, true },
{ "blockchain", "getrawmempool", &getrawmempool, true },
{ "blockchain", "gettxout", &gettxout, true },

1
src/rpc/client.cpp

@ -102,6 +102,7 @@ static const CRPCConvertParam vRPCConvertParams[] = @@ -102,6 +102,7 @@ static const CRPCConvertParam vRPCConvertParams[] =
{ "prioritisetransaction", 2 },
{ "setban", 2 },
{ "setban", 3 },
{ "getmempoolancestors", 1 },
};
class CRPCConvertTable

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