recall.pol

/* exclude list */
define(  exclude_list,
  (PATH_NAME LIKE '%/.SpaceMan/%' OR
   PATH_NAME LIKE '%/.ltfsee/%' OR
   PATH_NAME LIKE '%/.mmSharedTmpDir/%' OR
   PATH_NAME LIKE '%.mmbackupCfg/%' OR
   PATH_NAME LIKE '%/.snapshots/%' OR
   NAME LIKE '.mmbackupShadow%' OR
   NAME LIKE 'mmbackup%')
)

/* define is_migrated */
define(is_migrated, (MISC_ATTRIBUTES LIKE '%V%'))

/* list files to be recalled and invoke the recall script */
RULE 'extlist' EXTERNAL LIST 'recall' EXEC '/path-to/recallGlacier.sh'
RULE 'listRec' LIST 'recall' FOR FILESET('buckets') WHERE
  NOT (exclude_list) AND
  xattr('user.storage_class') = 'GLACIER' AND
  is_migrated AND
  xattr('user.noobaa.restore.request') IS NOT NULL 


/*Invokation:
# mmapplypolicy [path-or-device] -P recall.pol -m [drives-1] -N [archiveNodes] -B [bucket-size] --single-instance
-m number of parallel threads per node, number of drives per node minus 1
-N nodes exuting the policy, archive nodes
-B bucket-size per thread, between 1000 and 20000
*/