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/** |
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* This file is part of the CernVM File System. |
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*/ |
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#ifndef CVMFS_RECEIVER_PAYLOAD_PROCESSOR_H_ |
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#define CVMFS_RECEIVER_PAYLOAD_PROCESSOR_H_ |
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#include <stdint.h> |
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#include <map> |
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#include <string> |
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#include <vector> |
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#include "pack.h" |
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#include "upload.h" |
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#include "util/raii_temp_dir.h" |
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namespace receiver { |
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struct FileInfo { |
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FileInfo(); |
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explicit FileInfo(const ObjectPackBuild::Event& event); |
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FileInfo(const FileInfo& other); |
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FileInfo& operator=(const FileInfo& other); |
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upload::UploadStreamHandle *handle; |
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size_t total_size; |
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size_t current_size; |
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shash::ContextPtr hash_context; |
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std::vector<unsigned char> hash_buffer; |
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}; |
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/** |
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* This class is used in the `cvmfs_receiver` tool, on repository gateway |
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* machines. The receiver::Reactor class, implementing the event loop of the |
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* `cvmfs_receiver` tool, dispatches the handling of the kSubmitPayload events |
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* to this class. |
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* |
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* Its responsibility is reading the payload - containing a serialized |
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* ObjectPack - from a file descriptor, and unpacking it into the repository. |
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*/ |
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class PayloadProcessor { |
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public: |
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enum Result { kSuccess, kPathViolation, kUploaderError, kOtherError }; |
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PayloadProcessor(); |
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virtual ~PayloadProcessor(); |
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Result Process(int fdin, const std::string& header_digest, |
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const std::string& path, uint64_t header_size); |
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virtual void ConsumerEventCallback(const ObjectPackBuild::Event& event); |
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virtual void OnUploadJobComplete(const upload::UploaderResults &results, |
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void *buffer); |
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int GetNumErrors() const { return num_errors_; } |
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void SetStatistics(perf::Statistics *st); |
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protected: |
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// NOTE: These methods are made virtual such that they can be mocked for |
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// the purpose of unit testing |
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virtual Result Initialize(); |
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virtual Result Finalize(); |
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private: |
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typedef std::map<shash::Any, FileInfo>::iterator FileIterator; |
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std::map<shash::Any, FileInfo> pending_files_; |
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std::string current_repo_; |
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UniquePtr<upload::AbstractUploader> uploader_; |
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UniquePtr<RaiiTempDir> temp_dir_; |
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int num_errors_; |
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UniquePtr<perf::StatisticsTemplate> statistics_; |
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}; |
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} // namespace receiver |
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#endif // CVMFS_RECEIVER_PAYLOAD_PROCESSOR_H_ |
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