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-rw-r--r--xlators/protocol/client/src/client-callback.c330
1 files changed, 291 insertions, 39 deletions
diff --git a/xlators/protocol/client/src/client-callback.c b/xlators/protocol/client/src/client-callback.c
index 947b43f5052..d83d9c14899 100644
--- a/xlators/protocol/client/src/client-callback.c
+++ b/xlators/protocol/client/src/client-callback.c
@@ -1,60 +1,312 @@
/*
- Copyright (c) 2010 Gluster, Inc. <http://www.gluster.com>
+ Copyright (c) 2008-2012 Red Hat, Inc. <http://www.redhat.com>
This file is part of GlusterFS.
- GlusterFS is free software; you can redistribute it and/or modify
- it under the terms of the GNU Affero General Public License as published
- by the Free Software Foundation; either version 3 of the License,
- or (at your option) any later version.
-
- GlusterFS is distributed in the hope that it will be useful, but
- WITHOUT ANY WARRANTY; without even the implied warranty of
- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- Affero General Public License for more details.
-
- You should have received a copy of the GNU Affero General Public License
- along with this program. If not, see
- <http://www.gnu.org/licenses/>.
+ This file is licensed to you under your choice of the GNU Lesser
+ General Public License, version 3 or any later version (LGPLv3 or
+ later), or the GNU General Public License, version 2 (GPLv2), in all
+ cases as published by the Free Software Foundation.
*/
-#ifndef _CONFIG_H
-#define _CONFIG_H
-#include "config.h"
-#endif
-
#include "client.h"
#include "rpc-clnt.h"
+#include <glusterfs/defaults.h>
+#include "client-messages.h"
-int
-client_cbk_null (void *data)
+static int
+client_cbk_null(struct rpc_clnt *rpc, void *mydata, void *data)
{
- return 0;
+ gf_smsg(THIS->name, GF_LOG_WARNING, 0, PC_MSG_FUNCTION_CALL_ERROR, NULL);
+ return 0;
}
-int
-client_cbk_fetchspec (void *data)
+static int
+client_cbk_fetchspec(struct rpc_clnt *rpc, void *mydata, void *data)
{
- gf_log ("", 1, "here i am");
- return 0;
+ gf_smsg(THIS->name, GF_LOG_WARNING, 0, PC_MSG_FUNCTION_CALL_ERROR, NULL);
+ return 0;
}
-int
-client_cbk_ino_flush (void *data)
+static int
+client_cbk_ino_flush(struct rpc_clnt *rpc, void *mydata, void *data)
{
- return 0;
+ gf_smsg(THIS->name, GF_LOG_WARNING, 0, PC_MSG_FUNCTION_CALL_ERROR, NULL);
+ return 0;
}
-rpcclnt_cb_actor_t gluster_cbk_actors[] = {
- [GF_CBK_NULL] = {"NULL", GF_CBK_NULL, client_cbk_null },
- [GF_CBK_FETCHSPEC] = {"FETCHSPEC", GF_CBK_FETCHSPEC, client_cbk_fetchspec },
- [GF_CBK_INO_FLUSH] = {"INO_FLUSH", GF_CBK_INO_FLUSH, client_cbk_ino_flush },
-};
+static int
+client_cbk_recall_lease(struct rpc_clnt *rpc, void *mydata, void *data)
+{
+ int ret = -1;
+ struct iovec *iov = NULL;
+ struct gf_upcall upcall_data = {
+ 0,
+ };
+ struct gf_upcall_recall_lease rl_data = {
+ 0,
+ };
+ gfs3_recall_lease_req recall_lease = {
+ {
+ 0,
+ },
+ };
+
+ GF_VALIDATE_OR_GOTO("client-callback", data, out);
+
+ iov = (struct iovec *)data;
+ ret = xdr_to_generic(*iov, &recall_lease,
+ (xdrproc_t)xdr_gfs3_recall_lease_req);
+
+ if (ret < 0) {
+ gf_smsg(THIS->name, GF_LOG_WARNING, -ret, PC_MSG_RECALL_LEASE_FAIL,
+ NULL);
+ goto out;
+ }
+
+ upcall_data.data = &rl_data;
+ ret = gf_proto_recall_lease_to_upcall(&recall_lease, &upcall_data);
+ if (ret < 0)
+ goto out;
+
+ upcall_data.event_type = GF_UPCALL_RECALL_LEASE;
+
+ gf_msg_trace(THIS->name, 0, "Upcall gfid = %s, ret = %d", recall_lease.gfid,
+ ret);
+
+ default_notify(THIS, GF_EVENT_UPCALL, &upcall_data);
+
+out:
+ if (recall_lease.xdata.xdata_val)
+ free(recall_lease.xdata.xdata_val);
+
+ if (rl_data.dict)
+ dict_unref(rl_data.dict);
+
+ return ret;
+}
+
+static int
+client_cbk_cache_invalidation(struct rpc_clnt *rpc, void *mydata, void *data)
+{
+ int ret = -1;
+ struct iovec *iov = NULL;
+ struct gf_upcall upcall_data = {
+ 0,
+ };
+ struct gf_upcall_cache_invalidation ca_data = {
+ 0,
+ };
+ gfs3_cbk_cache_invalidation_req ca_req = {
+ 0,
+ };
+
+ gf_msg_trace(THIS->name, 0, "Upcall callback is called");
+
+ if (!data)
+ goto out;
+
+ iov = (struct iovec *)data;
+ ret = xdr_to_generic(*iov, &ca_req,
+ (xdrproc_t)xdr_gfs3_cbk_cache_invalidation_req);
+
+ if (ret < 0) {
+ gf_smsg(THIS->name, GF_LOG_WARNING, -ret,
+ PC_MSG_CACHE_INVALIDATION_FAIL, NULL);
+ goto out;
+ }
+
+ upcall_data.data = &ca_data;
+ ret = gf_proto_cache_invalidation_to_upcall(THIS, &ca_req, &upcall_data);
+ if (ret < 0)
+ goto out;
+
+ gf_msg_trace(THIS->name, 0,
+ "Cache invalidation cbk received for gfid:"
+ " %s, ret = %d",
+ ca_req.gfid, ret);
+
+ default_notify(THIS, GF_EVENT_UPCALL, &upcall_data);
+
+out:
+ if (ca_req.gfid)
+ free(ca_req.gfid);
+
+ if (ca_req.xdata.xdata_val)
+ free(ca_req.xdata.xdata_val);
+
+ if (ca_data.dict)
+ dict_unref(ca_data.dict);
+
+ return 0;
+}
+
+static int
+client_cbk_child_up(struct rpc_clnt *rpc, void *mydata, void *data)
+{
+ clnt_conf_t *conf = NULL;
+ xlator_t *this = THIS;
+
+ GF_VALIDATE_OR_GOTO("client", this, out);
+ conf = this->private;
+ GF_VALIDATE_OR_GOTO(this->name, conf, out);
+
+ gf_msg_debug(this->name, 0, "Received CHILD_UP");
+ conf->child_up = _gf_true;
+
+ this->notify(this, GF_EVENT_CHILD_UP, NULL);
+out:
+ return 0;
+}
+
+static int
+client_cbk_child_down(struct rpc_clnt *rpc, void *mydata, void *data)
+{
+ clnt_conf_t *conf = NULL;
+ xlator_t *this = THIS;
+
+ GF_VALIDATE_OR_GOTO("client", this, out);
+ conf = this->private;
+ GF_VALIDATE_OR_GOTO(this->name, conf, out);
+
+ gf_msg_debug(this->name, 0, "Received CHILD_DOWN");
+ conf->child_up = _gf_false;
+
+ this->notify(this, GF_EVENT_CHILD_DOWN, NULL);
+out:
+ return 0;
+}
+
+static int
+client_cbk_inodelk_contention(struct rpc_clnt *rpc, void *mydata, void *data)
+{
+ int ret = -1;
+ struct iovec *iov = NULL;
+ struct gf_upcall upcall_data = {
+ 0,
+ };
+ struct gf_upcall_inodelk_contention lc = {
+ {
+ 0,
+ },
+ };
+ gfs4_inodelk_contention_req proto_lc = {
+ {
+ 0,
+ },
+ };
+
+ GF_VALIDATE_OR_GOTO("client-callback", data, out);
+
+ iov = (struct iovec *)data;
+ ret = xdr_to_generic(*iov, &proto_lc,
+ (xdrproc_t)xdr_gfs4_inodelk_contention_req);
+
+ if (ret < 0) {
+ gf_smsg(THIS->name, GF_LOG_WARNING, -ret,
+ PC_MSG_INODELK_CONTENTION_FAIL, NULL);
+ goto out;
+ }
+
+ upcall_data.data = &lc;
+ ret = gf_proto_inodelk_contention_to_upcall(&proto_lc, &upcall_data);
+ if (ret < 0)
+ goto out;
+
+ upcall_data.event_type = GF_UPCALL_INODELK_CONTENTION;
+
+ default_notify(THIS, GF_EVENT_UPCALL, &upcall_data);
+
+out:
+ if (proto_lc.domain)
+ free(proto_lc.domain);
+
+ if (proto_lc.xdata.xdata_val)
+ free(proto_lc.xdata.xdata_val);
+
+ if (lc.xdata)
+ dict_unref(lc.xdata);
+ return ret;
+}
+
+static int
+client_cbk_entrylk_contention(struct rpc_clnt *rpc, void *mydata, void *data)
+{
+ int ret = -1;
+ struct iovec *iov = NULL;
+ struct gf_upcall upcall_data = {
+ 0,
+ };
+ struct gf_upcall_entrylk_contention lc = {
+ 0,
+ };
+ gfs4_entrylk_contention_req proto_lc = {
+ {
+ 0,
+ },
+ };
+
+ GF_VALIDATE_OR_GOTO("client-callback", data, out);
+
+ iov = (struct iovec *)data;
+ ret = xdr_to_generic(*iov, &proto_lc,
+ (xdrproc_t)xdr_gfs4_entrylk_contention_req);
+
+ if (ret < 0) {
+ gf_smsg(THIS->name, GF_LOG_WARNING, -ret,
+ PC_MSG_ENTRYLK_CONTENTION_FAIL, NULL);
+ goto out;
+ }
+
+ upcall_data.data = &lc;
+ ret = gf_proto_entrylk_contention_to_upcall(&proto_lc, &upcall_data);
+ if (ret < 0)
+ goto out;
+
+ upcall_data.event_type = GF_UPCALL_ENTRYLK_CONTENTION;
+
+ default_notify(THIS, GF_EVENT_UPCALL, &upcall_data);
+
+out:
+ if (proto_lc.name)
+ free(proto_lc.name);
+
+ if (proto_lc.domain)
+ free(proto_lc.domain);
+
+ if (proto_lc.xdata.xdata_val)
+ free(proto_lc.xdata.xdata_val);
+
+ if (lc.xdata)
+ dict_unref(lc.xdata);
+
+ return ret;
+}
+
+static rpcclnt_cb_actor_t gluster_cbk_actors[GF_CBK_MAXVALUE] = {
+ [GF_CBK_NULL] = {"NULL", client_cbk_null, GF_CBK_NULL},
+ [GF_CBK_FETCHSPEC] = {"FETCHSPEC", client_cbk_fetchspec, GF_CBK_FETCHSPEC},
+ [GF_CBK_INO_FLUSH] = {"INO_FLUSH", client_cbk_ino_flush, GF_CBK_INO_FLUSH},
+ [GF_CBK_CACHE_INVALIDATION] = {"CACHE_INVALIDATION",
+ client_cbk_cache_invalidation,
+ GF_CBK_CACHE_INVALIDATION},
+ [GF_CBK_CHILD_UP] = {"CHILD_UP", client_cbk_child_up, GF_CBK_CHILD_UP},
+ [GF_CBK_CHILD_DOWN] = {"CHILD_DOWN", client_cbk_child_down,
+ GF_CBK_CHILD_DOWN},
+ [GF_CBK_RECALL_LEASE] = {"RECALL_LEASE", client_cbk_recall_lease,
+ GF_CBK_RECALL_LEASE},
+ [GF_CBK_INODELK_CONTENTION] = {"INODELK_CONTENTION",
+ client_cbk_inodelk_contention,
+ GF_CBK_INODELK_CONTENTION},
+ [GF_CBK_ENTRYLK_CONTENTION] = {"ENTRYLK_CONTENTION",
+ client_cbk_entrylk_contention,
+ GF_CBK_ENTRYLK_CONTENTION},
+};
struct rpcclnt_cb_program gluster_cbk_prog = {
- .progname = "GlusterFS Callback",
- .prognum = GLUSTER_CBK_PROGRAM,
- .progver = GLUSTER_CBK_VERSION,
- .actors = gluster_cbk_actors,
- .numactors = GF_CBK_MAXVALUE,
+ .progname = "GlusterFS Callback",
+ .prognum = GLUSTER_CBK_PROGRAM,
+ .progver = GLUSTER_CBK_VERSION,
+ .actors = gluster_cbk_actors,
+ .numactors = GF_CBK_MAXVALUE,
};