STTx::pointer TransactionMaster::fetch (std::shared_ptr<SHAMapItem> const& item,
SHAMapTreeNode::TNType type,
bool checkDisk, std::uint32_t uCommitLedger)
{
STTx::pointer txn;
Transaction::pointer iTx = getApp().getMasterTransaction ().fetch (item->getTag (), false);
if (!iTx)
{
if (type == SHAMapTreeNode::tnTRANSACTION_NM)
{
SerialIter sit (item->slice());
txn = std::make_shared<STTx> (std::ref (sit));
}
else if (type == SHAMapTreeNode::tnTRANSACTION_MD)
{
Serializer s;
int length;
item->peekSerializer().getVL (s.modData (), 0, length);
SerialIter sit (s.slice());
txn = std::make_shared<STTx> (std::ref (sit));
}
}
else
{
if (uCommitLedger)
iTx->setStatus (COMMITTED, uCommitLedger);
txn = iTx->getSTransaction ();
}
return txn;
}
SerializedTransaction::pointer TransactionMaster::fetch (SHAMapItem::ref item, SHAMapTreeNode::TNType type,
bool checkDisk, uint32 uCommitLedger)
{
SerializedTransaction::pointer txn;
Transaction::pointer iTx = getApp().getMasterTransaction ().fetch (item->getTag (), false);
if (!iTx)
{
if (type == SHAMapTreeNode::tnTRANSACTION_NM)
{
SerializerIterator sit (item->peekSerializer ());
txn = boost::make_shared<SerializedTransaction> (boost::ref (sit));
}
else if (type == SHAMapTreeNode::tnTRANSACTION_MD)
{
Serializer s;
int length;
item->peekSerializer ().getVL (s.modData (), 0, length);
SerializerIterator sit (s);
txn = boost::make_shared<SerializedTransaction> (boost::ref (sit));
}
}
else
{
if (uCommitLedger)
iTx->setStatus (COMMITTED, uCommitLedger);
txn = iTx->getSTransaction ();
}
return txn;
}
bool ConsensusTransSetSF::haveNode (const SHAMapNode& id, uint256 const& nodeHash,
Blob& nodeData)
{
if (getApp().getTempNodeCache ().retrieve (nodeHash, nodeData))
return true;
Transaction::pointer txn = getApp().getMasterTransaction().fetch(nodeHash, false);
if (txn)
{
// this is a transaction, and we have it
WriteLog (lsDEBUG, TransactionAcquire) << "Node in our acquiring TX set is TXN we have";
Serializer s;
s.add32 (HashPrefix::transactionID);
txn->getSTransaction ()->add (s, true);
assert (s.getSHA512Half () == nodeHash);
nodeData = s.peekData ();
return true;
}
return false;
}
// VFALCO TODO This function should take a reference to the params, modify it
// as needed, and then there should be a separate function to
// submit the transaction.
//
Json::Value
transactionSign (
Json::Value params,
bool bSubmit,
bool bFailHard,
RPCDetail::LedgerFacade& ledgerFacade,
Role role)
{
Json::Value jvResult;
WriteLog (lsDEBUG, RPCHandler) << "transactionSign: " << params;
if (! params.isMember ("secret"))
return RPC::missing_field_error ("secret");
if (! params.isMember ("tx_json"))
return RPC::missing_field_error ("tx_json");
RippleAddress naSeed;
if (! naSeed.setSeedGeneric (params["secret"].asString ()))
return RPC::make_error (rpcBAD_SEED,
RPC::invalid_field_message ("secret"));
Json::Value& tx_json (params ["tx_json"]);
if (! tx_json.isObject ())
return RPC::object_field_error ("tx_json");
if (! tx_json.isMember ("TransactionType"))
return RPC::missing_field_error ("tx_json.TransactionType");
std::string const sType = tx_json ["TransactionType"].asString ();
if (! tx_json.isMember ("Account"))
return RPC::make_error (rpcSRC_ACT_MISSING,
RPC::missing_field_message ("tx_json.Account"));
RippleAddress raSrcAddressID;
if (! raSrcAddressID.setAccountID (tx_json["Account"].asString ()))
return RPC::make_error (rpcSRC_ACT_MALFORMED,
RPC::invalid_field_message ("tx_json.Account"));
bool const verify = !(params.isMember ("offline")
&& params["offline"].asBool ());
if (!tx_json.isMember ("Sequence") && !verify)
return RPC::missing_field_error ("tx_json.Sequence");
// Check for current ledger.
if (verify && !getConfig ().RUN_STANDALONE &&
(ledgerFacade.getValidatedLedgerAge () > 120))
return rpcError (rpcNO_CURRENT);
// Check for load.
if (ledgerFacade.isLoadedCluster () && (role != Role::ADMIN))
return rpcError (rpcTOO_BUSY);
ledgerFacade.snapshotAccountState (raSrcAddressID);
if (verify) {
if (!ledgerFacade.isValidAccount ())
{
// If not offline and did not find account, error.
WriteLog (lsDEBUG, RPCHandler)
<< "transactionSign: Failed to find source account "
<< "in current ledger: "
<< raSrcAddressID.humanAccountID ();
return rpcError (rpcSRC_ACT_NOT_FOUND);
}
}
autofill_fee (params, ledgerFacade, jvResult, role == Role::ADMIN);
if (RPC::contains_error (jvResult))
return jvResult;
if ("Payment" == sType)
{
auto e = signPayment(
params,
tx_json,
raSrcAddressID,
ledgerFacade,
role);
if (contains_error(e))
return e;
}
if (!tx_json.isMember ("Sequence"))
tx_json["Sequence"] = ledgerFacade.getSeq ();
if (!tx_json.isMember ("Flags"))
tx_json["Flags"] = tfFullyCanonicalSig;
if (verify)
{
if (!ledgerFacade.hasAccountRoot ())
// XXX Ignore transactions for accounts not created.
return rpcError (rpcSRC_ACT_NOT_FOUND);
}
RippleAddress secret = RippleAddress::createSeedGeneric (
params["secret"].asString ());
RippleAddress masterGenerator = RippleAddress::createGeneratorPublic (
secret);
RippleAddress masterAccountPublic = RippleAddress::createAccountPublic (
masterGenerator, 0);
if (verify)
{
WriteLog (lsTRACE, RPCHandler) <<
"verify: " << masterAccountPublic.humanAccountID () <<
" : " << raSrcAddressID.humanAccountID ();
auto const secretAccountID = masterAccountPublic.getAccountID();
if (raSrcAddressID.getAccountID () == secretAccountID)
{
if (ledgerFacade.accountMasterDisabled ())
return rpcError (rpcMASTER_DISABLED);
}
else if (!ledgerFacade.accountMatchesRegularKey (secretAccountID))
{
return rpcError (rpcBAD_SECRET);
}
}
STParsedJSONObject parsed ("tx_json", tx_json);
if (!parsed.object.get())
{
jvResult ["error"] = parsed.error ["error"];
jvResult ["error_code"] = parsed.error ["error_code"];
jvResult ["error_message"] = parsed.error ["error_message"];
return jvResult;
}
std::unique_ptr<STObject> sopTrans = std::move(parsed.object);
sopTrans->setFieldVL (
sfSigningPubKey,
masterAccountPublic.getAccountPublic ());
STTx::pointer stpTrans;
try
{
stpTrans = std::make_shared<STTx> (*sopTrans);
//WriteLog(lsINFO, RPCHandler) << "radar: before sign " << stpTrans->getFieldAmount(sfAmount);
}
catch (std::exception&)
{
return RPC::make_error (rpcINTERNAL,
"Exception occurred during transaction");
}
std::string reason;
if (!passesLocalChecks (*stpTrans, reason))
return RPC::make_error (rpcINVALID_PARAMS, reason);
if (params.isMember ("debug_signing"))
{
jvResult["tx_unsigned"] = strHex (
stpTrans->getSerializer ().peekData ());
jvResult["tx_signing_hash"] = to_string (stpTrans->getSigningHash ());
}
// FIXME: For performance, transactions should not be signed in this code
// path.
RippleAddress naAccountPrivate = RippleAddress::createAccountPrivate (
masterGenerator, secret, 0);
stpTrans->sign (naAccountPrivate);
Transaction::pointer tpTrans;
try
{
//WriteLog(lsINFO, RPCHandler) << "radar: after sign " << stpTrans->getFieldAmount(sfAmount);
tpTrans = std::make_shared<Transaction>(stpTrans, Validate::NO);
//WriteLog(lsINFO, RPCHandler) << "radar: after copy" << tpTrans->getSTransaction()->getFieldAmount(sfAmount);
}
catch (std::exception&)
{
return RPC::make_error (rpcINTERNAL,
"Exception occurred during transaction");
}
try
{
// FIXME: For performance, should use asynch interface.
tpTrans = ledgerFacade.submitTransactionSync (tpTrans,
role == Role::ADMIN, true, bFailHard, bSubmit);
if (!tpTrans)
{
return RPC::make_error (rpcINTERNAL,
"Unable to sterilize transaction.");
}
}
catch (std::exception&)
{
return RPC::make_error (rpcINTERNAL,
"Exception occurred during transaction submission.");
}
try
{
jvResult["tx_json"] = tpTrans->getJson (0);
jvResult["tx_blob"] = strHex (
tpTrans->getSTransaction ()->getSerializer ().peekData ());
if (temUNCERTAIN != tpTrans->getResult ())
{
std::string sToken;
std::string sHuman;
transResultInfo (tpTrans->getResult (), sToken, sHuman);
jvResult["engine_result"] = sToken;
jvResult["engine_result_code"] = tpTrans->getResult ();
jvResult["engine_result_message"] = sHuman;
}
return jvResult;
}
catch (std::exception&)
{
return RPC::make_error (rpcINTERNAL,
"Exception occurred during JSON handling.");
}
}
// VFALCO TODO This function should take a reference to the params, modify it
// as needed, and then there should be a separate function to
// submit the transaction
//
Json::Value transactionSign (
Json::Value params, bool bSubmit, bool bFailHard,
Application::ScopedLockType& mlh, NetworkOPs& netOps, int role)
{
Json::Value jvResult;
WriteLog (lsDEBUG, RPCHandler) << "transactionSign: " << params;
if (! params.isMember ("secret"))
return RPC::missing_field_error ("secret");
if (! params.isMember ("tx_json"))
return RPC::missing_field_error ("tx_json");
RippleAddress naSeed;
if (! naSeed.setSeedGeneric (params["secret"].asString ()))
return RPC::make_error (rpcBAD_SEED,
RPC::invalid_field_message ("secret"));
Json::Value& tx_json (params ["tx_json"]);
if (! tx_json.isObject ())
return RPC::object_field_error ("tx_json");
if (! tx_json.isMember ("TransactionType"))
return RPC::missing_field_error ("tx_json.TransactionType");
std::string const sType = tx_json ["TransactionType"].asString ();
if (! tx_json.isMember ("Account"))
return RPC::make_error (rpcSRC_ACT_MISSING,
RPC::missing_field_message ("tx_json.Account"));
RippleAddress raSrcAddressID;
if (! raSrcAddressID.setAccountID (tx_json["Account"].asString ()))
return RPC::make_error (rpcSRC_ACT_MALFORMED,
RPC::invalid_field_message ("tx_json.Account"));
bool const verify = !(params.isMember ("offline")
&& params["offline"].asBool ());
if (!tx_json.isMember ("Sequence") && !verify)
return RPC::missing_field_error ("tx_json.Sequence");
// Check for current ledger
if (verify && !getConfig ().RUN_STANDALONE &&
(getApp().getLedgerMaster().getValidatedLedgerAge() > 120))
return rpcError (rpcNO_CURRENT);
// Check for load
if (getApp().getFeeTrack().isLoadedCluster() && (role != Config::ADMIN))
return rpcError(rpcTOO_BUSY);
Ledger::pointer lSnapshot = netOps.getCurrentLedger ();
AccountState::pointer asSrc;
if (verify) {
asSrc = netOps.getAccountState (lSnapshot, raSrcAddressID);
if (!asSrc)
{
// If not offline and did not find account, error.
WriteLog (lsDEBUG, RPCHandler)
<< "transactionSign: Failed to find source account in current ledger: "
<< raSrcAddressID.humanAccountID ();
return rpcError (rpcSRC_ACT_NOT_FOUND);
}
}
autofill_fee (params, lSnapshot, jvResult, role == Config::ADMIN);
if (RPC::contains_error (jvResult))
return jvResult;
if ("Payment" == sType)
{
auto e = signPayment(params, tx_json, raSrcAddressID, lSnapshot, role);
if (contains_error(e))
return e;
}
if ("Genesis" == sType)
{
auto e = signGenesis(params, tx_json, raSrcAddressID, lSnapshot, role);
if (contains_error(e))
return e;
}
if ("Transfer" == sType)
{
auto e = signTransfer(params, tx_json, raSrcAddressID, lSnapshot, role);
if (contains_error(e))
return e;
}
if ("AccountCreate" == sType)
{
auto e = signAccountCreate(params, tx_json, raSrcAddressID, lSnapshot, role);
if (contains_error(e))
return e;
}
if (!tx_json.isMember ("Fee")) {
auto const& transactionType = tx_json["TransactionType"].asString ();
if ("AccountSet" == transactionType
|| "OfferCreate" == transactionType
|| "OfferCancel" == transactionType
|| "TrustSet" == transactionType)
{
tx_json["Fee"] = (int) getConfig ().FEE_DEFAULT;
}
}
if (!tx_json.isMember ("Sequence"))
tx_json["Sequence"] = asSrc->getSeq ();
if (!tx_json.isMember ("Flags"))
tx_json["Flags"] = tfFullyCanonicalSig;
if (verify)
{
SLE::pointer sleAccountRoot = netOps.getSLEi (lSnapshot,
Ledger::getAccountRootIndex (raSrcAddressID.getAccountID ()));
if (!sleAccountRoot)
// XXX Ignore transactions for accounts not created.
return rpcError (rpcSRC_ACT_NOT_FOUND);
}
RippleAddress naSecret = RippleAddress::createSeedGeneric (params["secret"].asString ());
RippleAddress masterAccountPublic = RippleAddress::createAccountPublic(naSecret);
if (verify)
{
auto account = masterAccountPublic.getAccountID();
auto const& sle = asSrc->peekSLE();
WriteLog (lsWARNING, RPCHandler) <<
"verify: " << masterAccountPublic.humanAccountID () <<
" : " << raSrcAddressID.humanAccountID ();
if (raSrcAddressID.getAccountID () == account)
{
if (sle.isFlag(lsfDisableMaster) && "Inflation" != sType)
return rpcError (rpcMASTER_DISABLED);
}
else if (!sle.isFieldPresent(sfRegularKey) ||
account != sle.getFieldAccount160 (sfRegularKey))
{
return rpcError (rpcBAD_SECRET);
}
}
STParsedJSON parsed ("tx_json", tx_json);
if (!parsed.object.get())
{
jvResult ["error"] = parsed.error ["error"];
jvResult ["error_code"] = parsed.error ["error_code"];
jvResult ["error_message"] = parsed.error ["error_message"];
return jvResult;
}
std::unique_ptr<STObject> sopTrans = std::move(parsed.object);
sopTrans->setFieldVL (sfSigningPubKey, masterAccountPublic.getAccountPublic ());
SerializedTransaction::pointer stpTrans;
try
{
stpTrans = boost::make_shared<SerializedTransaction> (*sopTrans);
}
catch (std::exception&)
{
return RPC::make_error (rpcINTERNAL,
"Exception occurred during transaction");
}
std::string reason;
if (!passesLocalChecks (*stpTrans, reason))
return RPC::make_error (rpcINVALID_PARAMS, reason);
if (params.isMember ("debug_signing"))
{
jvResult["tx_unsigned"] = strHex (
stpTrans->getSerializer ().peekData ());
jvResult["tx_signing_hash"] = to_string (stpTrans->getSigningHash ());
}
// FIXME: For performance, transactions should not be signed in this code path.
RippleAddress naAccountPrivate = RippleAddress::createAccountPrivate (naSecret);
stpTrans->sign (naAccountPrivate);
Transaction::pointer tpTrans;
tpTrans = getApp().getMasterTransaction().fetch(stpTrans->getTransactionID(), false);
if (tpTrans)
{
TER res = tpTrans->getResult();
if (!(isTelLocal(res) || isTemMalformed(res) || isTefFailure(res)))
{
tpTrans = Transaction::pointer();
}
}
if (!tpTrans)
{
try
{
tpTrans = boost::make_shared<Transaction> (stpTrans, false);
}
catch (std::exception&)
{
return RPC::make_error (rpcINTERNAL,
"Exception occurred during transaction");
}
try
{
// FIXME: For performance, should use asynch interface
tpTrans = netOps.submitTransactionSync (tpTrans,
role == Config::ADMIN, true, bFailHard, bSubmit);
if (!tpTrans)
{
return RPC::make_error (rpcINTERNAL,
"Unable to sterilize transaction.");
}
}
catch (std::exception&)
{
return RPC::make_error (rpcINTERNAL,
"Exception occurred during transaction submission.");
}
}
try
{
jvResult["tx_json"] = tpTrans->getJson (0);
jvResult["tx_blob"] = strHex (
tpTrans->getSTransaction ()->getSerializer ().peekData ());
if (temUNCERTAIN != tpTrans->getResult ())
{
std::string sToken;
std::string sHuman;
transResultInfo (tpTrans->getResult (), sToken, sHuman);
jvResult["engine_result"] = sToken;
jvResult["engine_result_code"] = tpTrans->getResult ();
jvResult["engine_result_message"] = sHuman;
}
return jvResult;
}
catch (std::exception&)
{
return RPC::make_error (rpcINTERNAL,
"Exception occurred during JSON handling.");
}
}