rpc: add a new RPC to get current txpool backlog (sizes and fees)

This commit is contained in:
moneromooo-monero 2017-08-26 16:23:31 +01:00
parent 335681896a
commit 55bec1f03d
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GPG Key ID: 686F07454D6CEFC3
7 changed files with 80 additions and 0 deletions

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@ -246,6 +246,12 @@ namespace cryptonote
return m_blockchain_storage.get_transactions_blobs(txs_ids, txs, missed_txs);
}
//-----------------------------------------------------------------------------------------------
bool core::get_txpool_backlog(std::vector<tx_backlog_entry>& backlog) const
{
m_mempool.get_transaction_backlog(backlog);
return true;
}
//-----------------------------------------------------------------------------------------------
bool core::get_transactions(const std::vector<crypto::hash>& txs_ids, std::list<transaction>& txs, std::list<crypto::hash>& missed_txs) const
{
return m_blockchain_storage.get_transactions(txs_ids, txs, missed_txs);

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@ -427,6 +427,13 @@ namespace cryptonote
*/
bool get_pool_transactions(std::list<transaction>& txs) const;
/**
* @copydoc tx_memory_pool::get_txpool_backlog
*
* @note see tx_memory_pool::get_txpool_backlog
*/
bool get_txpool_backlog(std::vector<tx_backlog_entry>& backlog) const;
/**
* @copydoc tx_memory_pool::get_transactions
*

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@ -553,6 +553,17 @@ namespace cryptonote
});
}
//------------------------------------------------------------------
void tx_memory_pool::get_transaction_backlog(std::vector<tx_backlog_entry>& backlog) const
{
CRITICAL_REGION_LOCAL(m_transactions_lock);
CRITICAL_REGION_LOCAL1(m_blockchain);
const uint64_t now = time(NULL);
m_blockchain.for_all_txpool_txes([&backlog, now](const crypto::hash &txid, const txpool_tx_meta_t &meta, const cryptonote::blobdata *bd){
backlog.push_back({meta.blob_size, meta.fee, meta.receive_time - now});
return true;
});
}
//------------------------------------------------------------------
void tx_memory_pool::get_transaction_stats(struct txpool_stats& stats) const
{
CRITICAL_REGION_LOCAL(m_transactions_lock);

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@ -242,6 +242,13 @@ namespace cryptonote
*/
void get_transaction_hashes(std::vector<crypto::hash>& txs) const;
/**
* @brief get (size, fee, receive time) for all transaction in the pool
*
* @param txs return-by-reference that data
*/
void get_transaction_backlog(std::vector<tx_backlog_entry>& backlog) const;
/**
* @brief get a summary statistics of all transaction hashes in the pool
*

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@ -1725,6 +1725,26 @@ namespace cryptonote
return true;
}
//------------------------------------------------------------------------------------------------------------------------------
bool core_rpc_server::on_get_txpool_backlog(const COMMAND_RPC_GET_TRANSACTION_POOL_BACKLOG::request& req, COMMAND_RPC_GET_TRANSACTION_POOL_BACKLOG::response& res, epee::json_rpc::error& error_resp)
{
if(!check_core_busy())
{
error_resp.code = CORE_RPC_ERROR_CODE_CORE_BUSY;
error_resp.message = "Core is busy.";
return false;
}
if (!m_core.get_txpool_backlog(res.backlog))
{
error_resp.code = CORE_RPC_ERROR_CODE_INTERNAL_ERROR;
error_resp.message = "Failed to get txpool backlog";
return false;
}
res.status = CORE_RPC_STATUS_OK;
return true;
}
//------------------------------------------------------------------------------------------------------------------------------
const command_line::arg_descriptor<std::string> core_rpc_server::arg_rpc_bind_port = {
"rpc-bind-port"

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@ -125,6 +125,7 @@ namespace cryptonote
MAP_JON_RPC_WE_IF("get_alternate_chains",on_get_alternate_chains, COMMAND_RPC_GET_ALTERNATE_CHAINS, !m_restricted)
MAP_JON_RPC_WE_IF("relay_tx", on_relay_tx, COMMAND_RPC_RELAY_TX, !m_restricted)
MAP_JON_RPC_WE_IF("sync_info", on_sync_info, COMMAND_RPC_SYNC_INFO, !m_restricted)
MAP_JON_RPC_WE_IF("get_txpool_backlog", on_get_txpool_backlog, COMMAND_RPC_GET_TRANSACTION_POOL_BACKLOG, !m_restricted)
END_JSON_RPC_MAP()
END_URI_MAP2()
@ -182,6 +183,7 @@ namespace cryptonote
bool on_get_alternate_chains(const COMMAND_RPC_GET_ALTERNATE_CHAINS::request& req, COMMAND_RPC_GET_ALTERNATE_CHAINS::response& res, epee::json_rpc::error& error_resp);
bool on_relay_tx(const COMMAND_RPC_RELAY_TX::request& req, COMMAND_RPC_RELAY_TX::response& res, epee::json_rpc::error& error_resp);
bool on_sync_info(const COMMAND_RPC_SYNC_INFO::request& req, COMMAND_RPC_SYNC_INFO::response& res, epee::json_rpc::error& error_resp);
bool on_get_txpool_backlog(const COMMAND_RPC_GET_TRANSACTION_POOL_BACKLOG::request& req, COMMAND_RPC_GET_TRANSACTION_POOL_BACKLOG::response& res, epee::json_rpc::error& error_resp);
//-----------------------
private:

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@ -1071,6 +1071,33 @@ namespace cryptonote
};
};
struct tx_backlog_entry
{
uint64_t blob_size;
uint64_t fee;
uint64_t time_in_pool;
};
struct COMMAND_RPC_GET_TRANSACTION_POOL_BACKLOG
{
struct request
{
BEGIN_KV_SERIALIZE_MAP()
END_KV_SERIALIZE_MAP()
};
struct response
{
std::string status;
std::vector<tx_backlog_entry> backlog;
BEGIN_KV_SERIALIZE_MAP()
KV_SERIALIZE(status)
KV_SERIALIZE_CONTAINER_POD_AS_BLOB(backlog)
END_KV_SERIALIZE_MAP()
};
};
struct txpool_histo
{
uint32_t txs;