Files
xahaud/src/ripple/rpc/handlers/ServerInfo.cpp
Richard Holland 2211d6f851 Revert "patch: m1/llvm4"
This reverts commit 41461bdddc.
2023-06-26 12:58:53 +00:00

417 lines
14 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/app/main/Application.h>
#include <ripple/app/misc/NetworkOPs.h>
#include <ripple/app/reporting/P2pProxy.h>
#include <ripple/json/json_value.h>
#include <ripple/json/json_writer.h>
#include <ripple/net/RPCErr.h>
#include <ripple/protocol/LedgerFormats.h>
#include <ripple/protocol/SField.h>
#include <ripple/protocol/digest.h>
#include <ripple/protocol/jss.h>
#include <ripple/rpc/Context.h>
#include <ripple/rpc/Role.h>
#include <ripple/rpc/impl/TransactionSign.h>
#include <boost/algorithm/string.hpp>
#include <magic/magic_enum.h>
#include <sstream>
#define MAGIC_ENUM(x) \
template <> \
struct magic_enum::customize::enum_range<x> \
{ \
static constexpr int min = -20000; \
static constexpr int max = 20000; \
};
MAGIC_ENUM(ripple::SerializedTypeID);
MAGIC_ENUM(ripple::LedgerEntryType);
MAGIC_ENUM(ripple::TELcodes);
MAGIC_ENUM(ripple::TEMcodes);
MAGIC_ENUM(ripple::TEFcodes);
MAGIC_ENUM(ripple::TERcodes);
MAGIC_ENUM(ripple::TEScodes);
MAGIC_ENUM(ripple::TECcodes);
namespace ripple {
class Definitions
{
private:
Json::Value
generate()
{
// RH TODO: probably a better way to do this?
#define STR(x) \
([&] { \
std::ostringstream ss; \
return ss << (x), ss.str(); \
}())
Json::Value ret{Json::objectValue};
ret[jss::TYPES] = Json::objectValue;
auto const translate = [](std::string inp) -> std::string {
auto replace = [&](const char* f, const char* r) -> std::string {
std::string out = inp;
boost::replace_all(out, f, r);
return out;
};
auto find = [&](const char* s) -> bool {
return inp.find(s) != std::string::npos;
};
if (find("UINT"))
{
if (find("256") || find("160") || find("128"))
return replace("UINT", "Hash");
else
return replace("UINT", "UInt");
}
if (inp == "OBJECT")
return "STObject";
if (inp == "ARRAY")
return "STArray";
if (inp == "AMM")
return "AMM";
if (inp == "ACCOUNT")
return "AccountID";
if (inp == "LEDGERENTRY")
return "LedgerEntry";
if (inp == "NOTPRESENT")
return "NotPresent";
if (inp == "PATHSET")
return "PathSet";
if (inp == "VL")
return "Blob";
if (inp == "DIR_NODE")
return "DirectoryNode";
if (inp == "PAYCHAN")
return "PayChannel";
static const std::map<std::string, std::string>
capitalization_exceptions = {
{"NFTOKEN", "NFToken"},
{"UNL", "UNL"},
{"XCHAIN", "XChain"},
{"ID", "ID"},
{"AMM", "AMM"},
{"URITOKEN", "URIToken"},
{"URI", "URI"}};
std::string out;
size_t pos = 0;
for (;;)
{
pos = inp.find("_");
if (pos == std::string::npos)
pos = inp.size();
std::string token = inp.substr(0, pos);
if (auto const e = capitalization_exceptions.find(token);
e != capitalization_exceptions.end())
out += e->second;
else if (token.size() > 1)
{
boost::algorithm::to_lower(token);
token.data()[0] -= ('a' - 'A');
out += token;
}
else
out += token;
if (pos == inp.size())
break;
inp = inp.substr(pos + 1);
}
return out;
};
ret[jss::TYPES]["Done"] = -1;
std::map<int32_t, std::string> type_map{{-1, "Done"}};
for (auto [value, name] : magic_enum::enum_entries<SerializedTypeID>())
{
std::string type_name =
translate(STR(name).substr(4) /* remove STI_ */);
int32_t type_value = std::stoi(STR(value));
ret[jss::TYPES][type_name] = type_value;
type_map[type_value] = type_name;
}
ret[jss::LEDGER_ENTRY_TYPES] = Json::objectValue;
ret[jss::LEDGER_ENTRY_TYPES][jss::Invalid] = -1;
for (auto [value, name] : magic_enum::enum_entries<LedgerEntryType>())
ret[jss::LEDGER_ENTRY_TYPES]
[translate(STR(name).substr(2) /* remove lt_ */)] =
std::stoi(STR(value));
ret[jss::FIELDS] = Json::arrayValue;
uint32_t i = 0;
{
Json::Value a = Json::arrayValue;
a[0U] = "Generic";
Json::Value v = Json::objectValue;
v[jss::nth] = 0;
v[jss::isVLEncoded] = false;
v[jss::isSerialized] = false;
v[jss::isSigningField] = false;
v[jss::type] = "Unknown";
a[1U] = v;
ret[jss::FIELDS][i++] = a;
}
{
Json::Value a = Json::arrayValue;
a[0U] = "Invalid";
Json::Value v = Json::objectValue;
v[jss::nth] = -1;
v[jss::isVLEncoded] = false;
v[jss::isSerialized] = false;
v[jss::isSigningField] = false;
v[jss::type] = "Unknown";
a[1U] = v;
ret[jss::FIELDS][i++] = a;
}
{
Json::Value a = Json::arrayValue;
a[0U] = "ObjectEndMarker";
Json::Value v = Json::objectValue;
v[jss::nth] = 1;
v[jss::isVLEncoded] = false;
v[jss::isSerialized] = false;
v[jss::isSigningField] = true;
v[jss::type] = "STObject";
a[1U] = v;
ret[jss::FIELDS][i++] = a;
}
{
Json::Value a = Json::arrayValue;
a[0U] = "ArrayEndMarker";
Json::Value v = Json::objectValue;
v[jss::nth] = 1;
v[jss::isVLEncoded] = false;
v[jss::isSerialized] = false;
v[jss::isSigningField] = true;
v[jss::type] = "STArray";
a[1U] = v;
ret[jss::FIELDS][i++] = a;
}
{
Json::Value a = Json::arrayValue;
a[0U] = "hash";
Json::Value v = Json::objectValue;
v[jss::nth] = 257;
v[jss::isVLEncoded] = false;
v[jss::isSerialized] = false;
v[jss::isSigningField] = false;
v[jss::type] = "Hash256";
a[1U] = v;
ret[jss::FIELDS][i++] = a;
}
{
Json::Value a = Json::arrayValue;
a[0U] = "index";
Json::Value v = Json::objectValue;
v[jss::nth] = 258;
v[jss::isVLEncoded] = false;
v[jss::isSerialized] = false;
v[jss::isSigningField] = false;
v[jss::type] = "Hash256";
a[1U] = v;
ret[jss::FIELDS][i++] = a;
}
{
Json::Value a = Json::arrayValue;
a[0U] = "taker_gets_funded";
Json::Value v = Json::objectValue;
v[jss::nth] = 258;
v[jss::isVLEncoded] = false;
v[jss::isSerialized] = false;
v[jss::isSigningField] = false;
v[jss::type] = "Amount";
a[1U] = v;
ret[jss::FIELDS][i++] = a;
}
{
Json::Value a = Json::arrayValue;
a[0U] = "taker_pays_funded";
Json::Value v = Json::objectValue;
v[jss::nth] = 259;
v[jss::isVLEncoded] = false;
v[jss::isSerialized] = false;
v[jss::isSigningField] = false;
v[jss::type] = "Amount";
a[1U] = v;
ret[jss::FIELDS][i++] = a;
}
for (auto const& [code, f] : ripple::SField::knownCodeToField)
{
if (f->fieldName == "")
continue;
Json::Value innerObj = Json::objectValue;
uint32_t fc = code & 0xFFU;
uint32_t tc = code >> 16U;
innerObj[jss::nth] = fc;
innerObj[jss::isVLEncoded] =
(tc == 7U /* Blob */ || tc == 8U /* AccountID */ ||
tc == 19U /* Vector256 */);
innerObj[jss::isSerialized] =
(tc <
10000); /* TRANSACTION, LEDGER_ENTRY, VALIDATION, METADATA */
innerObj[jss::isSigningField] = f->shouldInclude(false);
innerObj[jss::type] = type_map[tc];
Json::Value innerArray = Json::arrayValue;
innerArray[0U] = f->fieldName;
innerArray[1U] = innerObj;
ret[jss::FIELDS][i++] = innerArray;
}
ret[jss::TRANSACTION_RESULTS] = Json::objectValue;
for (auto [value, name] : magic_enum::enum_entries<TELcodes>())
ret[jss::TRANSACTION_RESULTS][STR(name)] = std::stoi(STR(value));
for (auto [value, name] : magic_enum::enum_entries<TEMcodes>())
ret[jss::TRANSACTION_RESULTS][STR(name)] = std::stoi(STR(value));
for (auto [value, name] : magic_enum::enum_entries<TEFcodes>())
ret[jss::TRANSACTION_RESULTS][STR(name)] = std::stoi(STR(value));
for (auto [value, name] : magic_enum::enum_entries<TERcodes>())
ret[jss::TRANSACTION_RESULTS][STR(name)] = std::stoi(STR(value));
for (auto [value, name] : magic_enum::enum_entries<TEScodes>())
ret[jss::TRANSACTION_RESULTS][STR(name)] = std::stoi(STR(value));
for (auto [value, name] : magic_enum::enum_entries<TECcodes>())
ret[jss::TRANSACTION_RESULTS][STR(name)] = std::stoi(STR(value));
auto const translate_tt = [](std::string inp) -> std::string {
if (inp == "PaychanClaim")
return "PaymentChannelClaim";
if (inp == "PaychanCreate")
return "PaymentChannelCreate";
if (inp == "PaychanFund")
return "PaymentChannelFund";
if (inp == "RegularKeySet")
return "SetRegularKey";
if (inp == "HookSet")
return "SetHook";
return inp;
};
ret[jss::TRANSACTION_TYPES] = Json::objectValue;
ret[jss::TRANSACTION_TYPES][jss::Invalid] = -1;
for (auto [value, name] : magic_enum::enum_entries<TxType>())
ret[jss::TRANSACTION_TYPES][translate_tt(translate(STR(name).substr(2)))] =
std::stoi(STR(value));
// generate hash
{
const std::string out = Json::FastWriter().write(ret);
defsHash =
ripple::sha512Half(ripple::Slice{out.data(), out.size()});
ret[jss::hash] = to_string(*defsHash);
}
return ret;
}
std::optional<uint256> defsHash;
Json::Value defs;
public:
Definitions() : defs(generate()){};
bool
hashMatches(uint256 hash) const
{
return defsHash && *defsHash == hash;
}
Json::Value const&
operator()(void) const
{
return defs;
}
};
Json::Value
doServerDefinitions(RPC::JsonContext& context)
{
auto& params = context.params;
uint256 hash;
if (params.isMember(jss::hash))
{
if (!params[jss::hash].isString() ||
!hash.parseHex(params[jss::hash].asString()))
return RPC::invalid_field_error(jss::hash);
}
static const Definitions defs{};
if (defs.hashMatches(hash))
{
Json::Value jv = Json::objectValue;
jv[jss::hash] = to_string(hash);
return jv;
}
return defs();
}
Json::Value
doServerInfo(RPC::JsonContext& context)
{
Json::Value ret(Json::objectValue);
ret[jss::info] = context.netOps.getServerInfo(
true,
context.role == Role::ADMIN,
context.params.isMember(jss::counters) &&
context.params[jss::counters].asBool());
if (context.app.config().reporting())
{
Json::Value const proxied = forwardToP2p(context);
auto const lf = proxied[jss::result][jss::info][jss::load_factor];
auto const vq = proxied[jss::result][jss::info][jss::validation_quorum];
ret[jss::info][jss::validation_quorum] = vq.isNull() ? 1 : vq;
ret[jss::info][jss::load_factor] = lf.isNull() ? 1 : lf;
}
return ret;
}
} // namespace ripple