core: add lease fop

Change-Id: Ia27d66b1061b0377857827515590eb89b18515c9
BUG: 1319992
Signed-off-by: Poornima G <pgurusid@redhat.com>
Reviewed-on: http://review.gluster.org/11596
NetBSD-regression: NetBSD Build System <jenkins@build.gluster.org>
CentOS-regression: Gluster Build System <jenkins@build.gluster.com>
Smoke: Gluster Build System <jenkins@build.gluster.com>
Reviewed-by: Rajesh Joseph <rjoseph@redhat.com>
Reviewed-by: Raghavendra Talur <rtalur@redhat.com>
Reviewed-by: Pranith Kumar Karampuri <pkarampu@redhat.com>

1 files changed, 44 insertions, 0 deletions

diff --git a/libglusterfs/src/globals.c b/libglusterfs/src/globals.c
index 435921d64cc..0645ffadb10 100644
--- a/libglusterfs/src/globals.c
+++ b/libglusterfs/src/globals.c
@@ -69,6 +69,7 @@ const char *gf_fop_list[GF_FOP_MAXVALUE] = {
         [GF_FOP_ZEROFILL]    = "ZEROFILL",
         [GF_FOP_IPC]         = "IPC",
         [GF_FOP_SEEK]        = "SEEK",
+        [GF_FOP_LEASE]       = "LEASE",
 };
 /* THIS */
 
@@ -84,6 +85,7 @@ static pthread_key_t uuid_buf_key;
 static char          global_uuid_buf[GF_UUID_BUF_SIZE];
 static pthread_key_t lkowner_buf_key;
 static char          global_lkowner_buf[GF_LKOWNER_BUF_SIZE];
+static pthread_key_t leaseid_buf_key;
 static int gf_global_mem_acct_enable = 1;
 static pthread_once_t globals_inited = PTHREAD_ONCE_INIT;
 
@@ -335,6 +337,41 @@ glusterfs_lkowner_buf_get ()
         return buf;
 }
 
+/* Leaseid buffer */
+void
+glusterfs_leaseid_buf_destroy (void *ptr)
+{
+        FREE (ptr);
+}
+
+int
+glusterfs_leaseid_buf_init ()
+{
+        int ret = 0;
+
+        ret = pthread_key_create (&leaseid_buf_key,
+                                  glusterfs_leaseid_buf_destroy);
+        return ret;
+}
+
+char *
+glusterfs_leaseid_buf_get ()
+{
+        char *buf = NULL;
+        int   ret = 0;
+
+        buf = pthread_getspecific (leaseid_buf_key);
+        if (!buf) {
+                buf = CALLOC (1, GF_LEASE_ID_BUF_SIZE);
+                ret = pthread_setspecific (leaseid_buf_key, (void *) buf);
+                if (ret) {
+                        FREE (buf);
+                        buf = NULL;
+                }
+        }
+        return buf;
+}
+
 static void
 gf_globals_init_once ()
 {
@@ -361,6 +398,13 @@ gf_globals_init_once ()
                 goto out;
         }
 
+        ret = glusterfs_leaseid_buf_init ();
+        if (ret) {
+                gf_msg ("", GF_LOG_CRITICAL, 0, LG_MSG_LEASEID_BUF_INIT_FAILED,
+                        "ERROR: glusterfs leaseid buffer init failed");
+                goto out;
+        }
+
         ret = synctask_init ();
         if (ret) {
                 gf_msg ("", GF_LOG_CRITICAL, 0, LG_MSG_SYNCTASK_INIT_FAILED,