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add rpc

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This commit is contained in:
Denis Angell
2024-05-28 11:15:21 +02:00
parent 625ca21d2f
commit ba2422929a
9 changed files with 299 additions and 0 deletions
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1
Builds/CMake/RippledCore.cmake
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@@ -634,6 +634,7 @@ target_sources (rippled PRIVATE
src/ripple/rpc/handlers/NFTOffers.cpp
src/ripple/rpc/handlers/NodeToShard.cpp
src/ripple/rpc/handlers/NoRippleCheck.cpp
src/ripple/rpc/handlers/OptionBookOffers.cpp
src/ripple/rpc/handlers/OwnerInfo.cpp
src/ripple/rpc/handlers/PathFind.cpp
src/ripple/rpc/handlers/PayChanClaim.cpp

117
src/ripple/app/misc/NetworkOPs.cpp
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@@ -350,6 +350,15 @@ public:
unsigned int iLimit,
Json::Value const& jvMarker,
Json::Value& jvResult) override;
void
getOptionBookPage(
std::shared_ptr<ReadView const>& lpLedger,
STAmount const&,
std::uint32_t const& expiration,
unsigned int iLimit,
Json::Value const& jvMarker,
Json::Value& jvResult) override;
// Ledger proposal/close functions.
bool
@@ -4581,6 +4590,114 @@ NetworkOPsImp::getBookPage(
#endif
void
NetworkOPsImp::getOptionBookPage(
std::shared_ptr<ReadView const>& lpLedger,
STAmount const& strikePrice,
std::uint32_t const& expiration,
unsigned int iLimit,
Json::Value const& jvMarker,
Json::Value& jvResult)
{
Json::Value& jvOffers = (jvResult[jss::offers] = Json::Value(Json::arrayValue));
const uint256 uBookBase = getOptionBookBase(
strikePrice.getIssuer(),
strikePrice.getCurrency(),
strikePrice.mantissa(),
expiration);
const uint256 uBookEnd = getOptionQualityNext(uBookBase);
uint256 uTipIndex = uBookBase;
if (auto stream = m_journal.trace())
{
stream << "getBookPage:" << strikePrice;
stream << "getBookPage: uBookBase=" << uBookBase;
stream << "getBookPage: uBookEnd=" << uBookEnd;
stream << "getBookPage: uTipIndex=" << uTipIndex;
}
ReadView const& view = *lpLedger;
bool bDone = false;
bool bDirectAdvance = true;
std::shared_ptr<SLE const> sleOfferDir;
uint256 offerIndex;
unsigned int uBookEntry;
STAmount saDirRate;
auto viewJ = app_.journal("View");
while (!bDone && iLimit-- > 0)
{
if (bDirectAdvance)
{
bDirectAdvance = false;
JLOG(m_journal.trace()) << "getBookPage: bDirectAdvance";
auto const ledgerIndex = view.succ(uTipIndex, uBookEnd);
if (ledgerIndex)
{
sleOfferDir = view.read(keylet::page(*ledgerIndex));
}
else
{
sleOfferDir.reset();
}
if (!sleOfferDir)
{
JLOG(m_journal.trace()) << "getBookPage: bDone";
bDone = true;
}
else
{
uTipIndex = sleOfferDir->key();
cdirFirst(view, uTipIndex, sleOfferDir, uBookEntry, offerIndex);
JLOG(m_journal.trace())
<< "getBookPage: uTipIndex=" << uTipIndex;
JLOG(m_journal.trace())
<< "getBookPage: offerIndex=" << offerIndex;
}
}
if (!bDone)
{
auto sleOffer = view.read(keylet::optionOffer(offerIndex));
if (sleOffer)
{
STAmount premium = sleOffer->getFieldAmount(sfAmount);
auto const optionQuality = getOptionQuality(uTipIndex);
STAmount saDirRate = STAmount(premium.issue(), optionQuality);
Json::Value jvOffer = sleOffer->getJson(JsonOptions::none);
Json::Value& jvOf = jvOffers.append(jvOffer);
jvOf[jss::quality] = saDirRate.getText();
}
else
{
JLOG(m_journal.warn()) << "Missing offer";
}
if (!cdirNext(view, uTipIndex, sleOfferDir, uBookEntry, offerIndex))
{
bDirectAdvance = true;
}
else
{
JLOG(m_journal.trace())
<< "getBookPage: offerIndex=" << offerIndex;
}
}
}
}
inline void
NetworkOPsImp::collect_metrics()
{

9
src/ripple/app/misc/NetworkOPs.h
View File

@@ -163,6 +163,15 @@ public:
unsigned int iLimit,
Json::Value const& jvMarker,
Json::Value& jvResult) = 0;
virtual void
getOptionBookPage(
std::shared_ptr<ReadView const>& lpLedger,
STAmount const& strikePrice,
std::uint32_t const& expiration,
unsigned int iLimit,
Json::Value const& jvMarker,
Json::Value& jvResult) = 0;
//--------------------------------------------------------------------------

6
src/ripple/protocol/Indexes.h
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@@ -315,6 +315,12 @@ optionBook(AccountID const& issuer, Currency const& currency, std::uint64_t stri
Keylet
optionOffer(AccountID const& id, std::uint32_t seq) noexcept;
inline Keylet
optionOffer(uint256 const& key) noexcept
{
return {ltOPTION_OFFER, key};
}
Keylet
optionQuality(Keylet const& k, std::uint64_t q) noexcept;

2
src/ripple/protocol/jss.h
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@@ -515,6 +515,7 @@ JSS(open); // out: handlers/Ledger
JSS(open_ledger_cost); // out: SubmitTransaction
JSS(open_ledger_fee); // out: TxQ
JSS(open_ledger_level); // out: TxQ
JSS(option); // out: AccountObjects
JSS(owner); // in: LedgerEntry, out: NetworkOPs
JSS(owner_funds); // in/out: Ledger, NetworkOPs, AcceptedLedgerTx
JSS(page_index);
@@ -635,6 +636,7 @@ JSS(stop_history_tx_only); // in: Unsubscribe, stop history tx stream
JSS(storedSeqs); // out: NodeToShardStatus
JSS(streams); // in: Subscribe, Unsubscribe
JSS(strict); // in: AccountCurrencies, AccountInfo
JSS(strike_price); // in: NetworkOPs
JSS(sub_index); // in: LedgerEntry
JSS(subcommand); // in: PathFind
JSS(success); // rpc

1
src/ripple/rpc/handlers/AccountObjects.cpp
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@@ -208,6 +208,7 @@ doAccountObjects(RPC::JsonContext& context)
{jss::hook, ltHOOK},
{jss::payment_channel, ltPAYCHAN},
{jss::uri_token, ltURI_TOKEN},
{jss::option, ltOPTION},
{jss::state, ltRIPPLE_STATE}};
typeFilter.emplace();

2
src/ripple/rpc/handlers/Handlers.h
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@@ -103,6 +103,8 @@ doNodeToShard(RPC::JsonContext&);
Json::Value
doNoRippleCheck(RPC::JsonContext&);
Json::Value
doOptionBookOffers(RPC::JsonContext&);
Json::Value
doOwnerInfo(RPC::JsonContext&);
Json::Value
doPathFind(RPC::JsonContext&);

160
src/ripple/rpc/handlers/OptionBookOffers.cpp Normal file
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@@ -0,0 +1,160 @@
//------------------------------------------------------------------------------
/*
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/app/main/Application.h>
#include <ripple/app/misc/NetworkOPs.h>
#include <ripple/basics/Log.h>
#include <ripple/ledger/ReadView.h>
#include <ripple/net/RPCErr.h>
#include <ripple/protocol/ErrorCodes.h>
#include <ripple/protocol/UintTypes.h>
#include <ripple/protocol/jss.h>
#include <ripple/resource/Fees.h>
#include <ripple/rpc/Context.h>
#include <ripple/rpc/impl/RPCHelpers.h>
namespace ripple {
Json::Value
doOptionBookOffers(RPC::JsonContext& context)
{
// VFALCO TODO Here is a terrible place for this kind of business
// logic. It needs to be moved elsewhere and documented,
// and encapsulated into a function.
if (context.app.getJobQueue().getJobCountGE(jtCLIENT) > 200)
return rpcError(rpcTOO_BUSY);
std::shared_ptr<ReadView const> lpLedger;
auto jvResult = RPC::lookupLedger(lpLedger, context);
if (!lpLedger)
return jvResult;
if (!context.params.isMember(jss::strike_price))
return RPC::missing_field_error(jss::strike_price);
Json::Value const& strike_price = context.params[jss::strike_price];
if (!strike_price.isObjectOrNull())
return RPC::object_field_error(jss::strike_price);
// if (!taker_gets.isObjectOrNull())
// return RPC::object_field_error(jss::taker_gets);
if (!strike_price.isMember(jss::currency))
return RPC::missing_field_error("strike_price.currency");
if (!strike_price[jss::currency].isString())
return RPC::expected_field_error("strike_price.currency", "string");
// if (!taker_gets.isMember(jss::currency))
// return RPC::missing_field_error("taker_gets.currency");
// if (!taker_gets[jss::currency].isString())
// return RPC::expected_field_error("taker_gets.currency", "string");
Currency pay_currency;
if (!to_currency(pay_currency, strike_price[jss::currency].asString()))
{
JLOG(context.j.info()) << "Bad strike_price currency.";
return RPC::make_error(
rpcSRC_CUR_MALFORMED,
"Invalid field 'strike_price.currency', bad currency.");
}
AccountID pay_issuer;
if (strike_price.isMember(jss::issuer))
{
if (!strike_price[jss::issuer].isString())
return RPC::expected_field_error("strike_price.issuer", "string");
if (!to_issuer(pay_issuer, strike_price[jss::issuer].asString()))
return RPC::make_error(
rpcSRC_ISR_MALFORMED,
"Invalid field 'strike_price.issuer', bad issuer.");
if (pay_issuer == noAccount())
return RPC::make_error(
rpcSRC_ISR_MALFORMED,
"Invalid field 'strike_price.issuer', bad issuer account one.");
}
else
{
pay_issuer = xrpAccount();
}
std::optional<std::uint64_t> pay_value;
if (strike_price.isMember(jss::value))
{
if (!strike_price[jss::value].isString())
return RPC::expected_field_error("strike_price.value", "string");
pay_value = strike_price[jss::value].asInt();
if (!pay_value)
return RPC::invalid_field_error(jss::value);
}
if (isXRP(pay_currency) && !isXRP(pay_issuer))
return RPC::make_error(
rpcSRC_ISR_MALFORMED,
"Unneeded field 'taker_pays.issuer' for "
"XRP currency specification.");
if (!isXRP(pay_currency) && isXRP(pay_issuer))
return RPC::make_error(
rpcSRC_ISR_MALFORMED,
"Invalid field 'taker_pays.issuer', expected non-XRP issuer.");
std::optional<std::uint32_t> expiration;
if (context.params.isMember(jss::expiration))
{
if (!context.params[jss::expiration].isString())
return RPC::expected_field_error(jss::expiration, "string");
expiration = context.params[jss::expiration].asInt();
if (!expiration)
return RPC::invalid_field_error(jss::expiration);
}
unsigned int limit;
if (auto err = readLimitField(limit, RPC::Tuning::bookOffers, context))
return *err;
bool const bProof(context.params.isMember(jss::proof));
Json::Value const jvMarker(
context.params.isMember(jss::marker) ? context.params[jss::marker]
: Json::Value(Json::nullValue));
context.netOps.getOptionBookPage(
lpLedger,
STAmount(Issue(pay_currency, pay_issuer), pay_value ? *pay_value : 0),
expiration ? *expiration : 0,
limit,
jvMarker,
jvResult);
context.loadType = Resource::feeMediumBurdenRPC;
return jvResult;
}
} // namespace ripple

1
src/ripple/rpc/impl/Handler.cpp
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@@ -118,6 +118,7 @@ Handler const handlerArray[]{
{"nft_sell_offers", byRef(&doNFTSellOffers), Role::USER, NO_CONDITION},
{"node_to_shard", byRef(&doNodeToShard), Role::ADMIN, NO_CONDITION},
{"noripple_check", byRef(&doNoRippleCheck), Role::USER, NO_CONDITION},
{"option_book_offers", byRef(&doOptionBookOffers), Role::USER, NO_CONDITION},
{"owner_info", byRef(&doOwnerInfo), Role::USER, NEEDS_CURRENT_LEDGER},
{"peers", byRef(&doPeers), Role::ADMIN, NO_CONDITION},
{"path_find", byRef(&doPathFind), Role::USER, NEEDS_CURRENT_LEDGER},