mirror of
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86 lines
2.7 KiB
C++
86 lines
2.7 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/InitialLoadObserverInterface.hpp"
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#include "util/log/Logger.hpp"
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#include <grpcpp/client_context.h>
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#include <grpcpp/support/status.h>
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#include <xrpl/basics/base_uint.h>
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#include <xrpl/proto/org/xrpl/rpc/v1/get_ledger_data.pb.h>
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#include <xrpl/proto/org/xrpl/rpc/v1/xrp_ledger.grpc.pb.h>
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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 <vector>
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namespace etl::impl {
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class AsyncGrpcCall {
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public:
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enum class CallStatus { More, Done, Errored };
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using RequestType = org::xrpl::rpc::v1::GetLedgerDataRequest;
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using ResponseType = org::xrpl::rpc::v1::GetLedgerDataResponse;
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using StubType = org::xrpl::rpc::v1::XRPLedgerAPIService::Stub;
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private:
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util::Logger log_{"ETL"};
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std::unique_ptr<ResponseType> cur_;
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std::unique_ptr<ResponseType> next_;
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RequestType request_;
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std::unique_ptr<grpc::ClientContext> context_;
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grpc::Status status_;
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unsigned char nextPrefix_;
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std::string lastKey_;
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std::optional<std::string> predecessorKey_;
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public:
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AsyncGrpcCall(uint32_t seq, ripple::uint256 const& marker, std::optional<ripple::uint256> const& nextMarker);
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static std::vector<AsyncGrpcCall>
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makeAsyncCalls(uint32_t const sequence, uint32_t const numMarkers);
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CallStatus
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process(
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std::unique_ptr<StubType>& stub,
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grpc::CompletionQueue& cq,
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InitialLoadObserverInterface& loader,
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bool abort
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);
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void
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call(std::unique_ptr<org::xrpl::rpc::v1::XRPLedgerAPIService::Stub>& stub, grpc::CompletionQueue& cq);
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std::string
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getMarkerPrefix();
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std::string
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getLastKey();
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};
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} // namespace etl::impl
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