mirror of https://gitee.com/bigwinds/arangodb
81 lines
2.9 KiB
C++
81 lines
2.9 KiB
C++
#ifndef ARANGOD_GENERAL_SERVER_HTTP_COMM_TASK_H
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#define ARANGOD_GENERAL_SERVER_HTTP_COMM_TASK_H 1
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#include "GeneralServer/GeneralCommTask.h"
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namespace arangodb {
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namespace rest {
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class HttpCommTask : public GeneralCommTask {
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public:
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static size_t const MaximalHeaderSize;
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static size_t const MaximalBodySize;
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static size_t const MaximalPipelineSize;
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static size_t const RunCompactEvery;
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public:
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HttpCommTask(GeneralServer*, TRI_socket_t, ConnectionInfo&&, double timeout);
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bool processRead() override;
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virtual void processRequest() override;
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void addResponse(GeneralResponse* response) override {
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// convert from GeneralResponse to httpResponse ad dispatch request to class
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// internal addResponse
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HttpResponse* httpResponse = dynamic_cast<HttpResponse*>(response);
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if (httpResponse == nullptr) {
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// everything is borken
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}
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addResponse(httpResponse);
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};
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protected:
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void completedWriteBuffer() override final;
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private:
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void signalTask(TaskData*) override final;
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// resets the internal state
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// this method can be called to clean up when the request handling aborts
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// prematurely
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virtual void resetState(bool close) override final;
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HttpRequest* _requestAsHttp();
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void addResponse(HttpResponse*);
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void finishedChunked();
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// check the content-length header of a request and fail it is broken
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bool checkContentLength(bool expectContentLength);
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void fillWriteBuffer(); // fills the write buffer
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void processCorsOptions(); // handles CORS options
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std::string authenticationRealm() const; // returns the authentication realm
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GeneralResponse::ResponseCode
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authenticateRequest(); // checks the authentication
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void sendChunk(basics::StringBuffer*); // sends more chunked data
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bool handleRead() override final;
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private:
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size_t _readPosition; // current read position
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size_t _startPosition; // start position of current request
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size_t _bodyPosition; // start of the body position
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size_t _bodyLength; // body length
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bool _closeRequested; // true if a close has been requested by the client
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bool _readRequestBody; // true if reading the request body
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bool _allowMethodOverride; // allow method override
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bool _denyCredentials; // whether or not to allow credentialed requests (only
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// CORS)
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bool _acceptDeflate; // whether the client accepts deflate algorithm
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bool _newRequest; // new request started
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GeneralRequest::RequestType _requestType; // type of request (GET, POST, ...)
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std::string _fullUrl; // value of requested URL
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std::string _origin; // value of the HTTP origin header the client sent (if
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// any, CORS only)
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size_t
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_sinceCompactification; // number of requests since last compactification
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size_t _originalBodyLength;
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// authentication real
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std::string const _authenticationRealm;
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};
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} // rest
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} // arangodb
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#endif
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