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-rw-r--r--src/rpcblockchain.cpp24
-rw-r--r--src/rpcserver.cpp1
-rw-r--r--src/rpcserver.h1
-rw-r--r--src/txmempool.cpp9
-rw-r--r--src/txmempool.h6
5 files changed, 41 insertions, 0 deletions
diff --git a/src/rpcblockchain.cpp b/src/rpcblockchain.cpp
index 1e5198b85c..e511fe4222 100644
--- a/src/rpcblockchain.cpp
+++ b/src/rpcblockchain.cpp
@@ -531,3 +531,27 @@ Value getchaintips(const Array& params, bool fHelp)
return res;
}
+
+Value getmempoolinfo(const Array& params, bool fHelp)
+{
+ if (fHelp || params.size() != 0)
+ throw runtime_error(
+ "getmempoolinfo\n"
+ "\nReturns details on the active state of the TX memory pool.\n"
+ "\nResult:\n"
+ "{\n"
+ " \"size\": xxxxx (numeric) Current tx count\n"
+ " \"bytes\": xxxxx (numeric) Sum of all tx sizes\n"
+ "}\n"
+ "\nExamples:\n"
+ + HelpExampleCli("getmempoolinfo", "")
+ + HelpExampleRpc("getmempoolinfo", "")
+ );
+
+ Object ret;
+ ret.push_back(Pair("size", (int64_t) mempool.size()));
+ ret.push_back(Pair("bytes", (int64_t) mempool.GetTotalTxSize()));
+
+ return ret;
+}
+
diff --git a/src/rpcserver.cpp b/src/rpcserver.cpp
index 56064941f6..3b51c91e7c 100644
--- a/src/rpcserver.cpp
+++ b/src/rpcserver.cpp
@@ -256,6 +256,7 @@ static const CRPCCommand vRPCCommands[] =
{ "blockchain", "getblockhash", &getblockhash, true, false, false },
{ "blockchain", "getchaintips", &getchaintips, true, false, false },
{ "blockchain", "getdifficulty", &getdifficulty, true, false, false },
+ { "blockchain", "getmempoolinfo", &getmempoolinfo, true, true, false },
{ "blockchain", "getrawmempool", &getrawmempool, true, false, false },
{ "blockchain", "gettxout", &gettxout, true, false, false },
{ "blockchain", "gettxoutsetinfo", &gettxoutsetinfo, true, false, false },
diff --git a/src/rpcserver.h b/src/rpcserver.h
index 2248e8aeb2..b850d15d4e 100644
--- a/src/rpcserver.h
+++ b/src/rpcserver.h
@@ -200,6 +200,7 @@ extern json_spirit::Value getblockcount(const json_spirit::Array& params, bool f
extern json_spirit::Value getbestblockhash(const json_spirit::Array& params, bool fHelp);
extern json_spirit::Value getdifficulty(const json_spirit::Array& params, bool fHelp);
extern json_spirit::Value settxfee(const json_spirit::Array& params, bool fHelp);
+extern json_spirit::Value getmempoolinfo(const json_spirit::Array& params, bool fHelp);
extern json_spirit::Value getrawmempool(const json_spirit::Array& params, bool fHelp);
extern json_spirit::Value getblockhash(const json_spirit::Array& params, bool fHelp);
extern json_spirit::Value getblock(const json_spirit::Array& params, bool fHelp);
diff --git a/src/txmempool.cpp b/src/txmempool.cpp
index 29924fff09..80cae68244 100644
--- a/src/txmempool.cpp
+++ b/src/txmempool.cpp
@@ -402,6 +402,7 @@ bool CTxMemPool::addUnchecked(const uint256& hash, const CTxMemPoolEntry &entry)
for (unsigned int i = 0; i < tx.vin.size(); i++)
mapNextTx[tx.vin[i].prevout] = CInPoint(&tx, i);
nTransactionsUpdated++;
+ totalTxSize += entry.GetTxSize();
}
return true;
}
@@ -426,6 +427,8 @@ void CTxMemPool::remove(const CTransaction &tx, std::list<CTransaction>& removed
removed.push_front(tx);
BOOST_FOREACH(const CTxIn& txin, tx.vin)
mapNextTx.erase(txin.prevout);
+
+ totalTxSize -= mapTx[hash].GetTxSize();
mapTx.erase(hash);
nTransactionsUpdated++;
}
@@ -477,6 +480,7 @@ void CTxMemPool::clear()
LOCK(cs);
mapTx.clear();
mapNextTx.clear();
+ totalTxSize = 0;
++nTransactionsUpdated;
}
@@ -487,9 +491,12 @@ void CTxMemPool::check(CCoinsViewCache *pcoins) const
LogPrint("mempool", "Checking mempool with %u transactions and %u inputs\n", (unsigned int)mapTx.size(), (unsigned int)mapNextTx.size());
+ uint64_t checkTotal = 0;
+
LOCK(cs);
for (std::map<uint256, CTxMemPoolEntry>::const_iterator it = mapTx.begin(); it != mapTx.end(); it++) {
unsigned int i = 0;
+ checkTotal += it->second.GetTxSize();
const CTransaction& tx = it->second.GetTx();
BOOST_FOREACH(const CTxIn &txin, tx.vin) {
// Check that every mempool transaction's inputs refer to available coins, or other mempool tx's.
@@ -518,6 +525,8 @@ void CTxMemPool::check(CCoinsViewCache *pcoins) const
assert(tx.vin.size() > it->second.n);
assert(it->first == it->second.ptx->vin[it->second.n].prevout);
}
+
+ assert(totalTxSize == checkTotal);
}
void CTxMemPool::queryHashes(vector<uint256>& vtxid)
diff --git a/src/txmempool.h b/src/txmempool.h
index 41b2c52f39..2577397bce 100644
--- a/src/txmempool.h
+++ b/src/txmempool.h
@@ -68,6 +68,7 @@ private:
CMinerPolicyEstimator* minerPolicyEstimator;
CFeeRate minRelayFee; // Passed to constructor to avoid dependency on main
+ uint64_t totalTxSize; // sum of all mempool tx' byte sizes
public:
mutable CCriticalSection cs;
@@ -108,6 +109,11 @@ public:
LOCK(cs);
return mapTx.size();
}
+ uint64_t GetTotalTxSize()
+ {
+ LOCK(cs);
+ return totalTxSize;
+ }
bool exists(uint256 hash)
{