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authorRajesh Amaravathi <rajesh@redhat.com>2013-06-21 11:31:11 +0530
committerAnand Avati <avati@redhat.com>2013-06-21 10:33:49 -0700
commit3f72e52c936edf7d1477a69fa3a01f89e0576881 (patch)
tree633d418eef5eef2677ba8db6a1d43e13f983a14b /xlators/nfs/server/src/nlm4.c
parent4cde70a0e5be0a5e49e42c48365f3c0b205f9741 (diff)
rpc: duplicate request cache for nfs
Duplicate request cache provides a mechanism for detecting duplicate rpc requests from clients. DRC caches replies and on duplicate requests, sends the cached reply instead of re-processing the request. Change-Id: I3d62a6c4aa86c92bf61f1038ca62a1a46bf1c303 BUG: 847624 Signed-off-by: Rajesh Amaravathi <rajesh@redhat.com> Reviewed-on: http://review.gluster.org/4049 Reviewed-by: Rajesh Joseph <rjoseph@redhat.com> Tested-by: Gluster Build System <jenkins@build.gluster.com> Reviewed-by: Anand Avati <avati@redhat.com>
Diffstat (limited to 'xlators/nfs/server/src/nlm4.c')
-rw-r--r--xlators/nfs/server/src/nlm4.c48
1 files changed, 24 insertions, 24 deletions
diff --git a/xlators/nfs/server/src/nlm4.c b/xlators/nfs/server/src/nlm4.c
index 595738b..041e431 100644
--- a/xlators/nfs/server/src/nlm4.c
+++ b/xlators/nfs/server/src/nlm4.c
@@ -2286,34 +2286,34 @@ nlm4svc_sm_notify (struct nlm_sm_status *status)
rpcsvc_actor_t nlm4svc_actors[NLM4_PROC_COUNT] = {
/* 0 */
- {"NULL", NLM4_NULL, nlm4svc_null, NULL},
- {"TEST", NLM4_TEST, nlm4svc_test, NULL},
- {"LOCK", NLM4_LOCK, nlm4svc_lock, NULL},
- {"CANCEL", NLM4_CANCEL, nlm4svc_cancel, NULL},
- {"UNLOCK", NLM4_UNLOCK, nlm4svc_unlock, NULL},
+ {"NULL", NLM4_NULL, nlm4svc_null, NULL, 0, DRC_IDEMPOTENT},
+ {"TEST", NLM4_TEST, nlm4svc_test, NULL, 0, DRC_IDEMPOTENT},
+ {"LOCK", NLM4_LOCK, nlm4svc_lock, NULL, 0, DRC_NON_IDEMPOTENT},
+ {"CANCEL", NLM4_CANCEL, nlm4svc_cancel, NULL, 0, DRC_NON_IDEMPOTENT},
+ {"UNLOCK", NLM4_UNLOCK, nlm4svc_unlock, NULL, 0, DRC_NON_IDEMPOTENT},
/* 5 */
- {"GRANTED", NLM4_GRANTED, NULL, NULL},
- {"TEST", NLM4_TEST_MSG, NULL, NULL},
- {"LOCK", NLM4_LOCK_MSG, NULL, NULL},
- {"CANCEL", NLM4_CANCEL_MSG, NULL, NULL},
- {"UNLOCK", NLM4_UNLOCK_MSG, NULL, NULL},
+ {"GRANTED", NLM4_GRANTED, NULL, NULL, 0, DRC_NA},
+ {"TEST", NLM4_TEST_MSG, NULL, NULL, 0, DRC_NA},
+ {"LOCK", NLM4_LOCK_MSG, NULL, NULL, 0, DRC_NA},
+ {"CANCEL", NLM4_CANCEL_MSG, NULL, NULL, 0, DRC_NA},
+ {"UNLOCK", NLM4_UNLOCK_MSG, NULL, NULL, 0, DRC_NA},
/* 10 */
- {"GRANTED", NLM4_GRANTED_MSG, NULL, NULL},
- {"TEST", NLM4_TEST_RES, NULL, NULL},
- {"LOCK", NLM4_LOCK_RES, NULL, NULL},
- {"CANCEL", NLM4_CANCEL_RES, NULL, NULL},
- {"UNLOCK", NLM4_UNLOCK_RES, NULL, NULL},
+ {"GRANTED", NLM4_GRANTED_MSG, NULL, NULL, 0, DRC_NA},
+ {"TEST", NLM4_TEST_RES, NULL, NULL, 0, DRC_NA},
+ {"LOCK", NLM4_LOCK_RES, NULL, NULL, 0, DRC_NA},
+ {"CANCEL", NLM4_CANCEL_RES, NULL, NULL, 0, DRC_NA},
+ {"UNLOCK", NLM4_UNLOCK_RES, NULL, NULL, 0, DRC_NA},
/* 15 ; procedures 17,18,19 are not defined by nlm */
- {"GRANTED", NLM4_GRANTED_RES, NULL, NULL},
- {"SM_NOTIFY", NLM4_SM_NOTIFY, NULL, NULL},
- {"SEVENTEEN", NLM4_SEVENTEEN, NULL, NULL},
- {"EIGHTEEN", NLM4_EIGHTEEN, NULL, NULL},
- {"NINETEEN", NLM4_NINETEEN, NULL, NULL},
+ {"GRANTED", NLM4_GRANTED_RES, NULL, NULL, 0, DRC_NA},
+ {"SM_NOTIFY", NLM4_SM_NOTIFY, NULL, NULL, 0, DRC_NA},
+ {"SEVENTEEN", NLM4_SEVENTEEN, NULL, NULL, 0, DRC_NA},
+ {"EIGHTEEN", NLM4_EIGHTEEN, NULL, NULL, 0, DRC_NA},
+ {"NINETEEN", NLM4_NINETEEN, NULL, NULL, 0, DRC_NA},
/* 20 */
- {"SHARE", NLM4_SHARE, nlm4svc_share, NULL},
- {"UNSHARE", NLM4_UNSHARE, nlm4svc_unshare, NULL},
- {"NM_LOCK", NLM4_NM_LOCK, nlm4svc_nm_lock, NULL},
- {"FREE_ALL", NLM4_FREE_ALL, nlm4svc_free_all, NULL},
+ {"SHARE", NLM4_SHARE, nlm4svc_share, NULL, 0, DRC_NON_IDEMPOTENT},
+ {"UNSHARE", NLM4_UNSHARE, nlm4svc_unshare, NULL, 0, DRC_NON_IDEMPOTENT},
+ {"NM_LOCK", NLM4_NM_LOCK, nlm4svc_nm_lock, NULL, 0, DRC_NON_IDEMPOTENT},
+ {"FREE_ALL", NLM4_FREE_ALL, nlm4svc_free_all, NULL, 0, DRC_IDEMPOTENT},
};
rpcsvc_program_t nlm4prog = {