Files
xahaud/src/ripple/rpc/handlers/Ledger.cpp
2014-11-21 12:59:32 -08:00

94 lines
3.4 KiB
C++

//------------------------------------------------------------------------------
/*
This file is part of rippled: https://github.com/ripple/rippled
Copyright (c) 2012-2014 Ripple Labs Inc.
Permission to use, copy, modify, and/or distribute this software for any
purpose with or without fee is hereby granted, provided that the above
copyright notice and this permission notice appear in all copies.
THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
ANY SPECIAL , DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*/
//==============================================================================
#include <ripple/core/LoadFeeTrack.h>
#include <ripple/server/Role.h>
namespace ripple {
// ledger [id|index|current|closed] [full]
// {
// ledger: 'current' | 'closed' | <uint256> | <number>, // optional
// full: true | false // optional, defaults to false.
// }
Json::Value doLedger (RPC::Context& context)
{
if (!context.params.isMember ("ledger")
&& !context.params.isMember ("ledger_hash")
&& !context.params.isMember ("ledger_index"))
{
Json::Value ret (Json::objectValue), current (Json::objectValue),
closed (Json::objectValue);
getApp().getLedgerMaster ().getCurrentLedger ()->addJson (current, 0);
getApp().getLedgerMaster ().getClosedLedger ()->addJson (closed, 0);
ret["open"] = current;
ret["closed"] = closed;
return ret;
}
Ledger::pointer lpLedger;
Json::Value jvResult = RPC::lookupLedger (
context.params, lpLedger, context.netOps);
if (!lpLedger)
return jvResult;
bool bFull = context.params.isMember ("full")
&& context.params["full"].asBool ();
bool bTransactions = context.params.isMember ("transactions")
&& context.params["transactions"].asBool ();
bool bAccounts = context.params.isMember ("accounts")
&& context.params["accounts"].asBool ();
bool bExpand = context.params.isMember ("expand")
&& context.params["expand"].asBool ();
int iOptions = (bFull ? LEDGER_JSON_FULL : 0)
| (bExpand ? LEDGER_JSON_EXPAND : 0)
| (bTransactions ? LEDGER_JSON_DUMP_TXRP : 0)
| (bAccounts ? LEDGER_JSON_DUMP_STATE : 0);
if (bFull || bAccounts)
{
if (context.role != Role::ADMIN)
{
// Until some sane way to get full ledgers has been implemented,
// disallow retrieving all state nodes.
return rpcError (rpcNO_PERMISSION);
}
if (getApp().getFeeTrack().isLoadedLocal() &&
context.role != Role::ADMIN)
{
WriteLog (lsDEBUG, Peer) << "Too busy to give full ledger";
return rpcError(rpcTOO_BUSY);
}
context.loadType = Resource::feeHighBurdenRPC;
}
lpLedger->addJson (jvResult, iOptions);
return jvResult;
}
} // ripple