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Process read requests without raft
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241d3ec8c2
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@ -326,6 +326,12 @@ void ZooKeeperMultiRequest::readImpl(ReadBuffer & in)
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}
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}
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bool ZooKeeperMultiRequest::isReadRequest() const
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{
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/// Possibly we can do better
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return false;
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}
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void ZooKeeperMultiResponse::readImpl(ReadBuffer & in)
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{
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for (auto & response : responses)
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@ -60,6 +60,7 @@ struct ZooKeeperRequest : virtual Request
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static std::shared_ptr<ZooKeeperRequest> read(ReadBuffer & in);
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virtual ZooKeeperResponsePtr makeResponse() const = 0;
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virtual bool isReadRequest() const = 0;
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};
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using ZooKeeperRequestPtr = std::shared_ptr<ZooKeeperRequest>;
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@ -71,6 +72,7 @@ struct ZooKeeperHeartbeatRequest final : ZooKeeperRequest
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void writeImpl(WriteBuffer &) const override {}
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void readImpl(ReadBuffer &) override {}
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ZooKeeperResponsePtr makeResponse() const override;
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bool isReadRequest() const override { return true; }
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};
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struct ZooKeeperHeartbeatResponse final : ZooKeeperResponse
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@ -104,6 +106,7 @@ struct ZooKeeperAuthRequest final : ZooKeeperRequest
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void readImpl(ReadBuffer & in) override;
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ZooKeeperResponsePtr makeResponse() const override;
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bool isReadRequest() const override { return false; }
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};
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struct ZooKeeperAuthResponse final : ZooKeeperResponse
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@ -122,6 +125,7 @@ struct ZooKeeperCloseRequest final : ZooKeeperRequest
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void readImpl(ReadBuffer &) override {}
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ZooKeeperResponsePtr makeResponse() const override;
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bool isReadRequest() const override { return false; }
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};
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struct ZooKeeperCloseResponse final : ZooKeeperResponse
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@ -146,6 +150,7 @@ struct ZooKeeperCreateRequest final : public CreateRequest, ZooKeeperRequest
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void readImpl(ReadBuffer & in) override;
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ZooKeeperResponsePtr makeResponse() const override;
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bool isReadRequest() const override { return false; }
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};
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struct ZooKeeperCreateResponse final : CreateResponse, ZooKeeperResponse
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@ -167,6 +172,7 @@ struct ZooKeeperRemoveRequest final : RemoveRequest, ZooKeeperRequest
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void readImpl(ReadBuffer & in) override;
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ZooKeeperResponsePtr makeResponse() const override;
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bool isReadRequest() const override { return false; }
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};
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struct ZooKeeperRemoveResponse final : RemoveResponse, ZooKeeperResponse
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@ -183,6 +189,7 @@ struct ZooKeeperExistsRequest final : ExistsRequest, ZooKeeperRequest
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void readImpl(ReadBuffer & in) override;
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ZooKeeperResponsePtr makeResponse() const override;
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bool isReadRequest() const override { return !has_watch; }
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};
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struct ZooKeeperExistsResponse final : ExistsResponse, ZooKeeperResponse
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@ -199,6 +206,7 @@ struct ZooKeeperGetRequest final : GetRequest, ZooKeeperRequest
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void readImpl(ReadBuffer & in) override;
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ZooKeeperResponsePtr makeResponse() const override;
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bool isReadRequest() const override { return !has_watch; }
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};
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struct ZooKeeperGetResponse final : GetResponse, ZooKeeperResponse
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@ -217,6 +225,7 @@ struct ZooKeeperSetRequest final : SetRequest, ZooKeeperRequest
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void writeImpl(WriteBuffer & out) const override;
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void readImpl(ReadBuffer & in) override;
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ZooKeeperResponsePtr makeResponse() const override;
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bool isReadRequest() const override { return false; }
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};
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struct ZooKeeperSetResponse final : SetResponse, ZooKeeperResponse
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@ -232,6 +241,7 @@ struct ZooKeeperListRequest : ListRequest, ZooKeeperRequest
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void writeImpl(WriteBuffer & out) const override;
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void readImpl(ReadBuffer & in) override;
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ZooKeeperResponsePtr makeResponse() const override;
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bool isReadRequest() const override { return !has_watch; }
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};
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struct ZooKeeperSimpleListRequest final : ZooKeeperListRequest
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@ -261,6 +271,7 @@ struct ZooKeeperCheckRequest final : CheckRequest, ZooKeeperRequest
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void readImpl(ReadBuffer & in) override;
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ZooKeeperResponsePtr makeResponse() const override;
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bool isReadRequest() const override { return !has_watch; }
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};
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struct ZooKeeperCheckResponse final : CheckResponse, ZooKeeperResponse
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@ -290,6 +301,7 @@ struct ZooKeeperMultiRequest final : MultiRequest, ZooKeeperRequest
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void readImpl(ReadBuffer & in) override;
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ZooKeeperResponsePtr makeResponse() const override;
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bool isReadRequest() const override;
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};
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struct ZooKeeperMultiResponse final : MultiResponse, ZooKeeperResponse
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@ -145,6 +145,12 @@ TestKeeperStorage::ResponsesForSessions NuKeeperServer::readZooKeeperResponses(n
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}
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TestKeeperStorage::ResponsesForSessions NuKeeperServer::putRequests(const TestKeeperStorage::RequestsForSessions & requests)
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{
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if (requests.size() == 1 && requests[0].request->isReadRequest())
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{
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return state_machine->processReadRequest(requests[0]);
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}
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else
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{
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std::vector<nuraft::ptr<nuraft::buffer>> entries;
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for (const auto & [session_id, request] : requests)
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@ -175,6 +181,7 @@ TestKeeperStorage::ResponsesForSessions NuKeeperServer::putRequests(const TestKe
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return readZooKeeperResponses(result->get());
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}
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}
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int64_t NuKeeperServer::getSessionID()
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@ -223,4 +223,10 @@ int NuKeeperStateMachine::read_logical_snp_obj(
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return 0;
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}
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TestKeeperStorage::ResponsesForSessions NuKeeperStateMachine::processReadRequest(const TestKeeperStorage::RequestForSession & request_for_session)
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{
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std::lock_guard lock(storage_lock);
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return storage.processRequest(request_for_session.request, request_for_session.session_id);
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}
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}
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@ -47,6 +47,8 @@ public:
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return storage;
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}
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TestKeeperStorage::ResponsesForSessions processReadRequest(const TestKeeperStorage::RequestForSession & requests);
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private:
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struct StorageSnapshot
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{
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