snapshot/scheduler: Return proper error code in case of failure

    Backport of http://review.gluster.org/#/c/11005/

ENUM                              RETCODE     ERROR
----------------------------------------------------------
INTERNAL_ERROR                    2           Internal Error
SHARED_STORAGE_DIR_DOESNT_EXIST   3           Shared Storage Dir
                                              does not exist
SHARED_STORAGE_NOT_MOUNTED        4           Shared storage is not mounted
ANOTHER_TRANSACTION_IN_PROGRESS   5           Another transaction is in progress
INIT_FAILED                       6           Initialisation failed
SCHEDULING_ALREADY_DISABLED       7           Scheduler is already disabled
SCHEDULING_ALREADY_ENABLED        8           Scheduler is already enabled
NODE_NOT_INITIALISED              9           Node not initialised
ANOTHER_SCHEDULER_ACTIVE          10          Another scheduler is active
JOB_ALREADY_EXISTS                11          Job already exists
JOB_NOT_FOUND                     12          Job not found
INVALID_JOBNAME                   13          Jobname is invalid
INVALID_VOLNAME                   14          Volname is invalid
INVALID_SCHEDULE                  15          Schedule is invalid
INVALID_ARG                       16          Argument is invalid

Change-Id: Ia1da166659099f4c951fcdb4d755529e41167b80
BUG: 1227615
Signed-off-by: Avra Sengupta <asengupt@redhat.com>
(cherry picked from commit 9798a24febba9bbf28e97656b81b8a01a1325f68)
Reviewed-on: http://review.gluster.org/11057
Tested-by: Gluster Build System <jenkins@build.gluster.com>
Tested-by: NetBSD Build System <jenkins@build.gluster.org>
Reviewed-by: Rajesh Joseph <rjoseph@redhat.com>
Reviewed-by: Krishnan Parthasarathi <kparthas@redhat.com>

0 files changed, 0 insertions, 0 deletions