shaka-packager/packager/file/http_file.h

104 lines
2.6 KiB
C++

// Copyright 2020 Google LLC. All rights reserved.
//
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file or at
// https://developers.google.com/open-source/licenses/bsd
#ifndef PACKAGER_FILE_HTTP_H_
#define PACKAGER_FILE_HTTP_H_
#include <memory>
#include <string>
#include <absl/synchronization/notification.h>
#include <packager/file.h>
#include <packager/file/io_cache.h>
typedef void CURL;
struct curl_slist;
namespace shaka {
enum class HttpMethod {
kGet,
kPost,
kPut,
kDelete,
};
/// HttpFile reads or writes network requests.
///
/// Note that calling Flush will indicate EOF for the upload and no more can be
/// uploaded.
///
/// About how to use this, please visit the corresponding documentation [1].
///
/// [1]
/// https://shaka-project.github.io/shaka-packager/html/tutorials/http_upload.html
class HttpFile : public File {
public:
HttpFile(HttpMethod method, const std::string& url);
HttpFile(HttpMethod method,
const std::string& url,
const std::string& upload_content_type,
const std::vector<std::string>& headers,
int32_t timeout_in_seconds);
HttpFile(const HttpFile&) = delete;
HttpFile& operator=(const HttpFile&) = delete;
static bool Delete(const std::string& url);
Status CloseWithStatus();
/// @name File implementation overrides.
/// @{
bool Close() override;
int64_t Read(void* buffer, uint64_t length) override;
int64_t Write(const void* buffer, uint64_t length) override;
void CloseForWriting() override;
int64_t Size() override;
bool Flush() override;
bool Seek(uint64_t position) override;
bool Tell(uint64_t* position) override;
bool Open() override;
/// @}
protected:
~HttpFile() override;
private:
struct CurlDelete {
void operator()(CURL* curl);
void operator()(curl_slist* headers);
};
void SetupRequest();
void ThreadMain();
const std::string url_;
const std::string upload_content_type_;
const int32_t timeout_in_seconds_;
const HttpMethod method_;
const bool isUpload_;
IoCache download_cache_;
IoCache upload_cache_;
std::unique_ptr<CURL, CurlDelete> curl_;
// The headers need to remain alive for the duration of the request.
std::unique_ptr<curl_slist, CurlDelete> request_headers_;
Status status_;
std::string user_agent_;
std::string ca_file_;
std::string client_cert_file_;
std::string client_cert_private_key_file_;
std::string client_cert_private_key_password_;
// Signaled when the "curl easy perform" task completes.
absl::Notification task_exit_event_;
};
} // namespace shaka
#endif // PACKAGER_FILE_HTTP_H_