X-Git-Url: http://git.vrable.net/?a=blobdiff_plain;f=store.h;h=580881cff4b1d77ea596a8b4330d54539796b745;hb=f1f817df56ce99ea544569635698df55d72bd1ee;hp=75c2008c51368a794ba6764f3da6dae23a30cfbf;hpb=4c7c830e38130011d1f5cc68934a31619e3b8a85;p=cumulus.git diff --git a/store.h b/store.h index 75c2008..580881c 100644 --- a/store.h +++ b/store.h @@ -17,6 +17,8 @@ #include #include +#include "localdb.h" +#include "remote.h" #include "sha1.h" #include "ref.h" @@ -68,22 +70,20 @@ struct tar_header * first; incremental writing is not supported. */ class Tarfile { public: - Tarfile(const std::string &path, const std::string &segment); + Tarfile(RemoteFile *file, const std::string &segment); ~Tarfile(); - int spawn_filter(int fd_out); void write_object(int id, const char *data, size_t len); // Return an estimate of the size of the file. size_t size_estimate(); - void internal_write_object(const std::string &path, - const char *data, size_t len); - private: size_t size; std::string segment_name; + RemoteFile *file; + /* Filter support. */ int real_fd, filter_fd; pid_t filter_pid; @@ -95,7 +95,9 @@ private: class TarSegmentStore { public: // New segments will be stored in the given directory. - TarSegmentStore(const std::string &path) { this->path = path; } + TarSegmentStore(RemoteStore *remote, + LocalDb *db = NULL) + { this->remote = remote; this->db = db; } ~TarSegmentStore() { sync(); } // Writes an object to segment in the store, and returns the name @@ -116,10 +118,14 @@ private: Tarfile *file; std::string name; // UUID int count; // Objects written to this segment + int size; // Combined size of objects written + std::string basename; // Name of segment without directory + RemoteFile *rf; }; - std::string path; + RemoteStore *remote; std::map segments; + LocalDb *db; // Ensure that all segments in the given group have been fully written. void close_segment(const std::string &group); @@ -178,4 +184,12 @@ extern const char *filter_program; * included; this adds to it) */ extern const char *filter_extension; +/* Launch a process to filter data written to a file descriptor. fd_out is the + * file descriptor where the filtered data should be written. program is the + * filter program to execute (a single string which will be interpreted by + * /bin/sh). The return value is a file descriptor to which the data to be + * filtered should be written. The process ID of the filter process is stored + * at address filter_pid if non-NULL. */ +int spawn_filter(int fd_out, const char *program, pid_t *filter_pid); + #endif // _LBS_STORE_H