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108 lines
3.5 KiB
C++
108 lines
3.5 KiB
C++
//------------------------------------------------------------------------------
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/*
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This file is part of clio: https://github.com/XRPLF/clio
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Copyright (c) 2024, the clio developers.
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Permission to use, copy, modify, and distribute this software for any
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purpose with or without fee is hereby granted, provided that the above
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copyright notice and this permission notice appear in all copies.
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THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
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WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
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MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
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ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
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WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
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ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
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OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
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*/
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//==============================================================================
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#pragma once
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#include "etl/ExtractorInterface.hpp"
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#include "etl/LedgerFetcherInterface.hpp"
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#include "etl/Models.hpp"
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#include "etl/impl/LedgerFetcher.hpp"
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#include "util/log/Logger.hpp"
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#include <google/protobuf/repeated_ptr_field.h>
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#include <sys/types.h>
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#include <xrpl/basics/Slice.h>
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#include <xrpl/basics/base_uint.h>
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#include <xrpl/proto/org/xrpl/rpc/v1/get_ledger.pb.h>
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#include <xrpl/proto/org/xrpl/rpc/v1/ledger.pb.h>
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#include <xrpl/protocol/LedgerHeader.h>
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#include <xrpl/protocol/STTx.h>
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#include <xrpl/protocol/Serializer.h>
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#include <xrpl/protocol/TxMeta.h>
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#include <cstddef>
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#include <cstdint>
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#include <memory>
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#include <optional>
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#include <string>
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#include <utility>
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#include <vector>
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namespace etl::impl {
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using PBObjType = org::xrpl::rpc::v1::RawLedgerObject;
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using PBModType = PBObjType::ModificationType;
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using PBTxType = org::xrpl::rpc::v1::TransactionAndMetadata;
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using PBTxListType = google::protobuf::RepeatedPtrField<PBTxType>;
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using PBObjListType = google::protobuf::RepeatedPtrField<PBObjType>;
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using PBBookSuccessorType = org::xrpl::rpc::v1::BookSuccessor;
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using PBLedgerResponseType = org::xrpl::rpc::v1::GetLedgerResponse;
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[[nodiscard]] model::Object::ModType
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extractModType(PBModType type);
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[[nodiscard]] model::Transaction
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extractTx(PBTxType tx, uint32_t seq);
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[[nodiscard]] std::vector<model::Transaction>
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extractTxs(PBTxListType transactions, uint32_t seq);
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[[nodiscard]] model::Object
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extractObj(PBObjType obj);
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[[nodiscard]] std::vector<model::Object>
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extractObjs(PBObjListType objects);
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[[nodiscard]] model::BookSuccessor
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extractSuccessor(PBBookSuccessorType successor);
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[[nodiscard]] std::optional<std::vector<model::BookSuccessor>>
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maybeExtractSuccessors(PBLedgerResponseType const& data);
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// fetches the data in gRPC and transforms to local representation
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class Extractor : public ExtractorInterface {
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std::shared_ptr<LedgerFetcherInterface> fetcher_;
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util::Logger log_{"ETL"};
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private:
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[[nodiscard]] static auto
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unpack();
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public:
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Extractor(std::shared_ptr<LedgerFetcherInterface> fetcher) : fetcher_(std::move(fetcher))
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{
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}
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Extractor(Extractor const&) = delete;
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Extractor(Extractor&&) = delete;
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Extractor&
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operator=(Extractor const&) = delete;
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Extractor&
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operator=(Extractor&&) = delete;
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[[nodiscard]] std::optional<model::LedgerData>
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extractLedgerWithDiff(uint32_t seq) override;
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[[nodiscard]] std::optional<model::LedgerData>
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extractLedgerOnly(uint32_t seq) override;
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};
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} // namespace etl::impl
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