/* Target cache size levels. */
extern int bluesky_watermark_low_dirty;
extern int bluesky_watermark_medium_dirty;
+extern int bluesky_watermark_med2_dirty;
extern int bluesky_watermark_high_dirty;
extern int bluesky_watermark_low_total;
extern int bluesky_watermark_medium_total;
+extern int bluesky_watermark_med2_total;
extern int bluesky_watermark_high_total;
/* TODO: Make this go away entirely. */
void bluesky_inode_start_sync(BlueSkyInode *inode);
-void bluesky_block_touch(BlueSkyInode *inode, uint64_t i);
+void bluesky_block_touch(BlueSkyInode *inode, uint64_t i, gboolean preserve);
void bluesky_block_fetch(BlueSkyInode *inode, BlueSkyBlock *block,
BlueSkyStoreAsync *barrier);
void bluesky_block_flush(BlueSkyInode *inode, BlueSkyBlock *block,
uint32_t size1, size2, size3;
} __attribute__((packed));
+// Rough size limit for a log segment. This is not a firm limit and there are
+// no absolute guarantees on the size of a log segment.
+#define LOG_SEGMENT_SIZE (1 << 22)
+
#define JOURNAL_MAGIC "\nLog"
#define CLOUDLOG_MAGIC "AgI-"
#define CLOUDLOG_MAGIC_ENCRYPTED "AgI=" // CLOUDLOG_MAGIC[3] ^= 0x10
GSList *writeback_list; // Items which are being serialized right now
GList *pending_segments; // Segments which are being uploaded now
+ int uploads_pending; // Count of uploads in progress, not completed
+ GMutex *uploads_pending_lock;
+ GCond *uploads_pending_cond;
+
/* What is the most recent sequence number written by the cleaner which we
* have processed and incorporated into our own log? This gets
* incorporated into the version vector written out with our checkpoint
BlueSkyCloudLog *bluesky_cloudlog_get(BlueSkyFS *fs, BlueSkyCloudID id);
void bluesky_cloudlog_prefetch(BlueSkyCloudLog *log);
void bluesky_cloudlog_fetch(BlueSkyCloudLog *log);
+void bluesky_cloudlog_background_fetch(BlueSkyCloudLog *item);
BlueSkyCloudPointer bluesky_cloudlog_serialize(BlueSkyCloudLog *log,
BlueSkyFS *fs);
void bluesky_cloudlog_flush(BlueSkyFS *fs);
/* Used to track log segments that are being written to the cloud. */
typedef struct {
- BlueSkyRCStr *data;
+ BlueSkyFS *fs;
+ char *key; /* File name for log segment in backend */
+ GString *raw_data; /* Data before encryption */
+ BlueSkyRCStr *data; /* Data after encryption */
GSList *items;
GMutex *lock;
GCond *cond;
/* Merging of log state with the work of the cleaner. */
void bluesky_cleaner_merge(BlueSkyFS *fs);
+void bluesky_cleaner_thread_launch(BlueSkyFS *fs);
#ifdef __cplusplus
}