gluster: GlusterFS Volume Snapshot Feature

This is the initial patch for the Snapshot feature. Current patch
includes following features:
* Snapshot create
* Snapshot delete
* Snapshot restore
* Snapshot list
* Snapshot info
* Snapshot status
* Snapshot config

Change-Id: I2f46920c0d61c515f6a60e0f8b46fff886d9f6a9
BUG: 1061685
Signed-off-by: shishir gowda <sgowda@redhat.com>
Signed-off-by: Sachin Pandit <spandit@redhat.com>
Signed-off-by: Vijaikumar M <vmallika@redhat.com>
Signed-off-by: Raghavendra Bhat <raghavendra@redhat.com>
Signed-off-by: Rajesh Joseph <rjoseph@redhat.com>
Signed-off-by: Joseph Fernandes <josferna@redhat.com>
Signed-off-by: Avra Sengupta <asengupt@redhat.com>
Reviewed-on: http://review.gluster.org/7128
Tested-by: Gluster Build System <jenkins@build.gluster.com>
Reviewed-by: Vijay Bellur <vbellur@redhat.com>

1 files changed, 21 insertions, 7 deletions

diff --git a/xlators/mgmt/glusterd/src/glusterd-locks.h b/xlators/mgmt/glusterd/src/glusterd-locks.h
index 6e3f56f9c..b9cc8c0d1 100644
--- a/xlators/mgmt/glusterd/src/glusterd-locks.h
+++ b/xlators/mgmt/glusterd/src/glusterd-locks.h
@@ -15,23 +15,37 @@
 #include "config.h"
 #endif
 
-typedef struct glusterd_volume_lock_object_ {
+typedef struct glusterd_mgmt_v3_lock_object_ {
         uuid_t              lock_owner;
-} glusterd_vol_lock_obj;
+} glusterd_mgmt_v3_lock_obj;
+
+typedef struct glusterd_mgmt_v3_lock_valid_entities {
+        char          *type;          /* Entity type like vol, snap */
+        gf_boolean_t   default_value; /* The default value that  *
+                                       * determines if the locks *
+                                       * should be held for that *
+                                       * entity */
+} glusterd_valid_entities;
 
 int32_t
-glusterd_vol_lock_init ();
+glusterd_mgmt_v3_lock_init ();
 
 void
-glusterd_vol_lock_fini ();
+glusterd_mgmt_v3_lock_fini ();
+
+int32_t
+glusterd_get_mgmt_v3_lock_owner (char *volname, uuid_t *uuid);
+
+int32_t
+glusterd_mgmt_v3_lock (const char *key, uuid_t uuid, char *type);
 
 int32_t
-glusterd_get_vol_lock_owner (char *volname, uuid_t *uuid);
+glusterd_mgmt_v3_unlock (const char *key, uuid_t uuid, char *type);
 
 int32_t
-glusterd_volume_lock (char *volname, uuid_t uuid);
+glusterd_multiple_mgmt_v3_lock (dict_t *dict, uuid_t uuid);
 
 int32_t
-glusterd_volume_unlock (char *volname, uuid_t uuid);
+glusterd_multiple_mgmt_v3_unlock (dict_t *dict, uuid_t uuid);
 
 #endif