diff options
| -rw-r--r-- | libglusterfs/src/client_t.c | 27 | ||||
| -rw-r--r-- | xlators/protocol/server/src/server-handshake.c | 5 | ||||
| -rw-r--r-- | xlators/protocol/server/src/server-helpers.c | 4 | ||||
| -rw-r--r-- | xlators/protocol/server/src/server.c | 12 |
4 files changed, 30 insertions, 18 deletions
diff --git a/libglusterfs/src/client_t.c b/libglusterfs/src/client_t.c index 957eca60978..6e09a372ea0 100644 --- a/libglusterfs/src/client_t.c +++ b/libglusterfs/src/client_t.c @@ -171,6 +171,11 @@ gf_client_clienttable_destroy (clienttable_t *clienttable) # define DECREMENT_ATOMIC(lk,op) ({ LOCK (&lk); --op; UNLOCK (&lk); op; }) #endif +/* + * Increments ref.bind if the client is already present or creates a new + * client with ref.bind = 1,ref.count = 1 it signifies that + * as long as ref.bind is > 0 client should be alive. + */ client_t * gf_client_get (xlator_t *this, struct rpcsvc_auth_data *cred, char *client_uid) { @@ -206,13 +211,10 @@ gf_client_get (xlator_t *this, struct rpcsvc_auth_data *cred, char *client_uid) client->auth.len) == 0))) { INCREMENT_ATOMIC (client->ref.lock, client->ref.bind); - break; + goto unlock; } } - if (client) { - gf_client_ref (client); - goto unlock; - } + client = GF_CALLOC (1, sizeof(client_t), gf_common_mt_client_t); if (client == NULL) { errno = ENOMEM; @@ -285,11 +287,13 @@ gf_client_get (xlator_t *this, struct rpcsvc_auth_data *cred, char *client_uid) cliententry->client = client; clienttable->first_free = cliententry->next_free; cliententry->next_free = GF_CLIENTENTRY_ALLOCATED; - gf_client_ref (client); } unlock: UNLOCK (&clienttable->lock); + gf_log_callingfn ("client_t", GF_LOG_DEBUG, "%s: bind_ref: %d, ref: %d", + client->client_uid, client->ref.bind, + client->ref.count); return client; } @@ -306,9 +310,10 @@ gf_client_put (client_t *client, gf_boolean_t *detached) if (bind_ref == 0) unref = _gf_true; + gf_log_callingfn ("client_t", GF_LOG_DEBUG, "%s: bind_ref: %d, ref: %d," + " unref: %d", client->client_uid, client->ref.bind, + client->ref.count, unref); if (unref) { - gf_log (THIS->name, GF_LOG_INFO, "Shutting down connection %s", - client->client_uid); if (detached) *detached = _gf_true; gf_client_unref (client); @@ -324,6 +329,8 @@ gf_client_ref (client_t *client) } INCREMENT_ATOMIC (client->ref.lock, client->ref.count); + gf_log_callingfn ("client_t", GF_LOG_DEBUG, "%s: ref-count %d", + client->client_uid, client->ref.count); return client; } @@ -403,7 +410,11 @@ gf_client_unref (client_t *client) } refcount = DECREMENT_ATOMIC (client->ref.lock, client->ref.count); + gf_log_callingfn ("client_t", GF_LOG_DEBUG, "%s: ref-count %d", + client->client_uid, (int)client->ref.count); if (refcount == 0) { + gf_log (THIS->name, GF_LOG_INFO, "Shutting down connection %s", + client->client_uid); client_destroy (client); } } diff --git a/xlators/protocol/server/src/server-handshake.c b/xlators/protocol/server/src/server-handshake.c index 98418e77893..9396499cc3d 100644 --- a/xlators/protocol/server/src/server-handshake.c +++ b/xlators/protocol/server/src/server-handshake.c @@ -757,12 +757,13 @@ server_set_lk_version (rpcsvc_request_t *req) } serv_ctx->lk_version = args.lk_ver; - gf_client_put (client, NULL); - rsp.lk_ver = args.lk_ver; op_ret = 0; fail: + if (client) + gf_client_put (client, NULL); + rsp.op_ret = op_ret; rsp.op_errno = op_errno; server_submit_reply (NULL, req, &rsp, NULL, 0, NULL, diff --git a/xlators/protocol/server/src/server-helpers.c b/xlators/protocol/server/src/server-helpers.c index ebeaf90c4a7..dbd26539b2f 100644 --- a/xlators/protocol/server/src/server-helpers.c +++ b/xlators/protocol/server/src/server-helpers.c @@ -242,7 +242,6 @@ server_connection_cleanup_flush_cbk (call_frame_t *frame, void *cookie, client_t *client = NULL; GF_VALIDATE_OR_GOTO ("server", this, out); - GF_VALIDATE_OR_GOTO ("server", cookie, out); GF_VALIDATE_OR_GOTO ("server", frame, out); fd = frame->local; @@ -298,9 +297,9 @@ do_fd_cleanup (xlator_t *this, client_t* client, fdentry_t *fdentries, int fd_co } tmp_frame->local = fd; - tmp_frame->root->pid = 0; gf_client_ref (client); + tmp_frame->root->client = client; memset (&tmp_frame->root->lk_owner, 0, sizeof (gf_lkowner_t)); @@ -1098,6 +1097,7 @@ server_ctx_get (client_t *client, xlator_t *xlator) if (client_ctx_set (client, xlator, ctx) != 0) { LOCK_DESTROY (&ctx->fdtable_lock); + GF_FREE (ctx->fdtable); GF_FREE (ctx); ctx = NULL; } diff --git a/xlators/protocol/server/src/server.c b/xlators/protocol/server/src/server.c index 60092a557de..3de856e8e09 100644 --- a/xlators/protocol/server/src/server.c +++ b/xlators/protocol/server/src/server.c @@ -201,18 +201,18 @@ server_submit_reply (call_frame_t *frame, rpcsvc_request_t *req, void *arg, ret = 0; ret: - if (state) { + if (state) free_state (state); - } - if (frame) { + if (client) gf_client_unref (client); + + if (frame) STACK_DESTROY (frame->root); - } - if (new_iobref) { + if (new_iobref) iobref_unref (iobref); - } + return ret; } |