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/**
* Copyright (C) 2018 MongoDB Inc.
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License, version 3,
* as published by the Free Software Foundation.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*
* As a special exception, the copyright holders give permission to link the
* code of portions of this program with the OpenSSL library under certain
* conditions as described in each individual source file and distribute
* linked combinations including the program with the OpenSSL library. You
* must comply with the GNU Affero General Public License in all respects
* for all of the code used other than as permitted herein. If you modify
* file(s) with this exception, you may extend this exception to your
* version of the file(s), but you are not obligated to do so. If you do not
* wish to do so, delete this exception statement from your version. If you
* delete this exception statement from all source files in the program,
* then also delete it in the license file.
*/
#pragma once
#include <cstdint>
#include <memory>
#include <vector>
#include "mongo/base/data_builder.h"
#include "mongo/base/data_range.h"
#include "mongo/base/string_data.h"
#include "mongo/util/duration.h"
namespace mongo {
constexpr Seconds kConnectionTimeout{60};
constexpr Seconds kTotalRequestTimeout{120};
/**
* Interface used to upload and receive binary payloads to HTTP servers.
*/
class HttpClient {
public:
virtual ~HttpClient() = default;
/**
* Configure all future requests on this client to allow insecure http:// urls.
* By default, only https:// is allowed.
*/
virtual void allowInsecureHTTP(bool allow) = 0;
/**
* Assign a set of headers for this request.
*/
virtual void setHeaders(const std::vector<std::string>& headers) = 0;
/**
* Sets the maximum time to wait during the connection phase.
* `0` indicates no timeout.
*/
virtual void setConnectTimeout(Seconds timeout) = 0;
/**
* Sets the maximum time to wait for the total request.
* `0` indicates no timeout.
*/
virtual void setTimeout(Seconds timeout) = 0;
/**
* Perform a POST request to specified URL.
*/
virtual DataBuilder post(StringData url, ConstDataRange data) const = 0;
/**
* Perform a GET request from the specified URL.
*/
virtual DataBuilder get(StringData url) const = 0;
/**
* Factory method provided by client implementation.
*/
static std::unique_ptr<HttpClient> create();
};
} // namespace mongo
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