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| author | Michael Scherle | 2022-02-17 18:58:25 +0100 |
|---|---|---|
| committer | Simon Rettberg | 2024-05-13 18:25:14 +0200 |
| commit | d92d1d3faf7cde517d8c3fe914301eb5aa872f62 (patch) | |
| tree | ff2eaa0a640223b36dfabd3ffe29772e44e50733 /inc | |
| parent | [KERNEL] Fix build on 5.15 kernels >= 5.15.132 (diff) | |
| download | dnbd3-d92d1d3faf7cde517d8c3fe914301eb5aa872f62.tar.gz dnbd3-d92d1d3faf7cde517d8c3fe914301eb5aa872f62.tar.xz dnbd3-d92d1d3faf7cde517d8c3fe914301eb5aa872f62.zip | |
[FUSE] basic cow implementation & rudimentary tests
Diffstat (limited to 'inc')
| -rw-r--r-- | inc/dnbd3/config.h | 16 |
1 files changed, 16 insertions, 0 deletions
diff --git a/inc/dnbd3/config.h b/inc/dnbd3/config.h index eb4b8b1..df9d0e0 100644 --- a/inc/dnbd3/config.h +++ b/inc/dnbd3/config.h @@ -40,4 +40,20 @@ // +++++ Block Device +++++ #define DNBD3_BLOCK_SIZE ((uint64_t)4096) // NEVER CHANGE THIS OR THE WORLD WILL END! +// +++++ COW +++++ +#define COW_BITFIELD_SIZE 40 // NEVER CHANGE THIS OR THE WORLD WILL ALSO END! +#define COW_FILE_META_MAGIC_VALUE ((uint64_t)0xEBE44D6E72F7825E) // Magic Value to recognize a Cow meta file +#define COW_FILE_DATA_MAGIC_VALUE ((uint64_t)0xEBE44D6E72F7825F) // Magic Value to recognize a Cow data file +#define COW_MIN_UPLOAD_DELAY 60 // in seconds +#define COW_STATS_UPDATE_TIME 5 // time in seconds the cow status files gets updated (while uploading blocks) +#define COW_MAX_PARALLEL_UPLOADS 10 // maximum number of parallel uploads +#define COW_MAX_PARALLEL_BACKGROUND_UPLOADS 2 // maximum number of parallel uploads while the image is still mounted +#define COW_URL_STRING_SIZE 500 // Max string size for an url +#define COW_SHOW_UL_SPEED 1 // enable display of ul speed in cow status file +#define COW_MAX_IMAGE_SIZE 1000LL * 1000LL * 1000LL * 1000LL; // Maximum size an image can have(tb*gb*mb*kb) +// +++++ COW API Endpoints +++++ +#define COW_API_CREATE "%s/api/File/Create" +#define COW_API_UPDATE "%s/api/File/Update?guid=%s&BlockNumber=%lu" +#define COW_API_START_MERGE "%s/api/File/StartMerge" + #endif /* CONFIG_H_ */ |