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49 lines
1.1 KiB
C++
49 lines
1.1 KiB
C++
#pragma once
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#include <functional>
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#include <Poco/Net/HTTPClientSession.h>
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#include <Poco/URI.h>
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#include <DB/IO/ReadBufferFromHTTP.h>
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#include <DB/IO/ReadBuffer.h>
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namespace DB
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{
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struct HTTPTimeouts
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{
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Poco::Timespan connection_timeout = Poco::Timespan(DEFAULT_HTTP_READ_BUFFER_CONNECTION_TIMEOUT, 0);
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Poco::Timespan send_timeout = Poco::Timespan(DEFAULT_HTTP_READ_BUFFER_TIMEOUT, 0);
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Poco::Timespan receive_timeout = Poco::Timespan(DEFAULT_HTTP_READ_BUFFER_TIMEOUT, 0);
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};
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/** Perform HTTP POST request and provide response to read.
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*/
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class ReadWriteBufferFromHTTP : public ReadBuffer
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{
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private:
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Poco::URI uri;
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std::string method;
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HTTPTimeouts timeouts;
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bool is_ssl;
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std::unique_ptr<Poco::Net::HTTPClientSession> session;
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std::istream * istr; /// owned by session
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std::unique_ptr<ReadBuffer> impl;
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public:
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using OutStreamCallback = std::function<void(std::ostream &)>;
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ReadWriteBufferFromHTTP(
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const Poco::URI & uri,
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const std::string & method = {},
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OutStreamCallback out_stream_callback = {},
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size_t buffer_size_ = DBMS_DEFAULT_BUFFER_SIZE,
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const HTTPTimeouts & timeouts = {});
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bool nextImpl() override;
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};
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}
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