Implement blockstore rollback operation

Rollback operation is required for the primary OSD to kill unstable object versions in OSD peers so they don't occupy journal space
2020-01-24 20:18:14 +03:00
parent 98efdb78bd
commit 2b09710d6f
13 changed files with 291 additions and 55 deletions
@@ -64,6 +64,8 @@ struct __attribute__((__packed__)) osd_op_secondary_rw_t
 struct __attribute__((__packed__)) osd_reply_secondary_rw_t
 {
    osd_reply_header_t header;
+    // for writes: assigned version number
+    uint64_t version;
 };

 // delete object on the secondary OSD
@@ -79,6 +81,7 @@ struct __attribute__((__packed__)) osd_op_secondary_del_t
 struct __attribute__((__packed__)) osd_reply_secondary_del_t
 {
    osd_reply_header_t header;
+    uint64_t version;
 };

 // sync to the secondary OSD