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Diffstat (limited to 'xlators/protocol/client/src/client.c')
-rw-r--r--xlators/protocol/client/src/client.c183
1 files changed, 167 insertions, 16 deletions
diff --git a/xlators/protocol/client/src/client.c b/xlators/protocol/client/src/client.c
index 65df70f06..1f7d13ea4 100644
--- a/xlators/protocol/client/src/client.c
+++ b/xlators/protocol/client/src/client.c
@@ -130,7 +130,7 @@ client_register_grace_timer (xlator_t *this, clnt_conf_t *conf)
conf->grace_timer =
gf_timer_call_after (this->ctx,
- conf->grace_tv,
+ conf->grace_ts,
client_grace_timeout,
conf->rpc);
}
@@ -815,12 +815,16 @@ client_create (call_frame_t *frame, xlator_t *this, loc_t *loc, int32_t flags,
goto out;
args.loc = loc;
- args.flags = flags;
args.mode = mode;
args.fd = fd;
args.umask = umask;
args.xdata = xdata;
+ if (!conf->filter_o_direct)
+ args.flags = flags;
+ else
+ args.flags = (flags & ~O_DIRECT);
+
proc = &conf->fops->proctable[GF_FOP_CREATE];
if (!proc) {
gf_log (this->name, GF_LOG_ERROR,
@@ -854,10 +858,14 @@ client_open (call_frame_t *frame, xlator_t *this, loc_t *loc,
goto out;
args.loc = loc;
- args.flags = flags;
args.fd = fd;
args.xdata = xdata;
+ if (!conf->filter_o_direct)
+ args.flags = flags;
+ else
+ args.flags = (flags & ~O_DIRECT);
+
proc = &conf->fops->proctable[GF_FOP_OPEN];
if (!proc) {
gf_log (this->name, GF_LOG_ERROR,
@@ -1269,8 +1277,7 @@ client_set_remote_options (char *value, xlator_t *this)
ret = _gf_true;
out:
- if (dup_value)
- GF_FREE (dup_value);
+ GF_FREE (dup_value);
return ret;
}
@@ -1954,6 +1961,110 @@ out:
return 0;
}
+int32_t
+client_fallocate(call_frame_t *frame, xlator_t *this, fd_t *fd, int32_t mode,
+ off_t offset, size_t len, dict_t *xdata)
+{
+ int ret = -1;
+ clnt_conf_t *conf = NULL;
+ rpc_clnt_procedure_t *proc = NULL;
+ clnt_args_t args = {0,};
+
+ conf = this->private;
+ if (!conf || !conf->fops)
+ goto out;
+
+ args.fd = fd;
+ args.flags = mode;
+ args.offset = offset;
+ args.size = len;
+ args.xdata = xdata;
+
+ proc = &conf->fops->proctable[GF_FOP_FALLOCATE];
+ if (!proc) {
+ gf_log (this->name, GF_LOG_ERROR,
+ "rpc procedure not found for %s",
+ gf_fop_list[GF_FOP_FALLOCATE]);
+ goto out;
+ }
+ if (proc->fn)
+ ret = proc->fn (frame, this, &args);
+out:
+ if (ret)
+ STACK_UNWIND_STRICT (fallocate, frame, -1, ENOTCONN, NULL, NULL, NULL);
+
+ return 0;
+}
+
+int32_t
+client_discard(call_frame_t *frame, xlator_t *this, fd_t *fd, off_t offset,
+ size_t len, dict_t *xdata)
+{
+ int ret = -1;
+ clnt_conf_t *conf = NULL;
+ rpc_clnt_procedure_t *proc = NULL;
+ clnt_args_t args = {0,};
+
+ conf = this->private;
+ if (!conf || !conf->fops)
+ goto out;
+
+ args.fd = fd;
+ args.offset = offset;
+ args.size = len;
+ args.xdata = xdata;
+
+ proc = &conf->fops->proctable[GF_FOP_DISCARD];
+ if (!proc) {
+ gf_log (this->name, GF_LOG_ERROR,
+ "rpc procedure not found for %s",
+ gf_fop_list[GF_FOP_DISCARD]);
+ goto out;
+ }
+ if (proc->fn)
+ ret = proc->fn (frame, this, &args);
+out:
+ if (ret)
+ STACK_UNWIND_STRICT(discard, frame, -1, ENOTCONN, NULL, NULL, NULL);
+
+ return 0;
+}
+
+int32_t
+client_zerofill(call_frame_t *frame, xlator_t *this, fd_t *fd, off_t offset,
+ size_t len, dict_t *xdata)
+{
+ int ret = -1;
+ clnt_conf_t *conf = NULL;
+ rpc_clnt_procedure_t *proc = NULL;
+ clnt_args_t args = {0,};
+
+ conf = this->private;
+ if (!conf || !conf->fops)
+ goto out;
+
+ args.fd = fd;
+ args.offset = offset;
+ args.size = len;
+ args.xdata = xdata;
+
+ proc = &conf->fops->proctable[GF_FOP_ZEROFILL];
+ if (!proc) {
+ gf_log (this->name, GF_LOG_ERROR,
+ "rpc procedure not found for %s",
+ gf_fop_list[GF_FOP_ZEROFILL]);
+ goto out;
+ }
+ if (proc->fn)
+ ret = proc->fn (frame, this, &args);
+out:
+ if (ret)
+ STACK_UNWIND_STRICT(zerofill, frame, -1, ENOTCONN,
+ NULL, NULL, NULL);
+
+ return 0;
+}
+
int32_t
client_getspec (call_frame_t *frame, xlator_t *this, const char *key,
@@ -2043,7 +2154,7 @@ client_rpc_notify (struct rpc_clnt *rpc, void *mydata, rpc_clnt_event_t event,
gf_log (this->name, GF_LOG_DEBUG, "got RPC_CLNT_CONNECT");
if ((ret < 0) || (strcasecmp (handshake, "on"))) {
- ret = client_handshake (this, conf->rpc);
+ ret = client_handshake (this, rpc);
if (ret)
gf_log (this->name, GF_LOG_WARNING,
"handshake msg returned %d", ret);
@@ -2085,9 +2196,19 @@ client_rpc_notify (struct rpc_clnt *rpc, void *mydata, rpc_clnt_event_t event,
client_register_grace_timer (this, conf);
if (!conf->skip_notify) {
- if (conf->connected)
- gf_log (this->name, GF_LOG_INFO,
- "disconnected");
+ if (conf->connected) {
+ gf_log (this->name,
+ ((!conf->disconnect_err_logged)
+ ? GF_LOG_INFO : GF_LOG_DEBUG),
+ "disconnected from %s. Client process "
+ "will keep trying to connect to "
+ "glusterd until brick's port is "
+ "available",
+ conf->rpc->conn.trans->peerinfo.identifier);
+
+ if (conf->portmap_err_logged)
+ conf->disconnect_err_logged = 1;
+ }
/* If the CHILD_DOWN event goes to parent xlator
multiple times, the logic of parent xlator notify
@@ -2111,6 +2232,15 @@ client_rpc_notify (struct rpc_clnt *rpc, void *mydata, rpc_clnt_event_t event,
conf->connected = 0;
conf->skip_notify = 0;
+ if (conf->quick_reconnect) {
+ conf->quick_reconnect = 0;
+ rpc_clnt_start (rpc);
+
+ } else {
+ rpc->conn.config.remote_port = 0;
+
+ }
+
break;
default:
@@ -2194,6 +2324,9 @@ build_client_config (xlator_t *this, clnt_conf_t *conf)
gf_log (this->name, GF_LOG_WARNING,
"option 'remote-subvolume' not given");
+ GF_OPTION_INIT ("filter-O_DIRECT", conf->filter_o_direct,
+ bool, out);
+
ret = 0;
out:
return ret;
@@ -2278,7 +2411,8 @@ client_init_rpc (xlator_t *this)
conf->handshake = &clnt_handshake_prog;
conf->dump = &clnt_dump_prog;
- ret = rpcclnt_cbk_program_register (conf->rpc, &gluster_cbk_prog);
+ ret = rpcclnt_cbk_program_register (conf->rpc, &gluster_cbk_prog,
+ this);
if (ret) {
gf_log (this->name, GF_LOG_ERROR,
"failed to register callback program");
@@ -2316,14 +2450,14 @@ client_init_grace_timer (xlator_t *this, dict_t *options,
ret = dict_get_int32 (options, "grace-timeout", &grace_timeout);
if (!ret)
- conf->grace_tv.tv_sec = grace_timeout;
+ conf->grace_ts.tv_sec = grace_timeout;
else
- conf->grace_tv.tv_sec = 10;
+ conf->grace_ts.tv_sec = 10;
- conf->grace_tv.tv_usec = 0;
+ conf->grace_ts.tv_nsec = 0;
gf_log (this->name, GF_LOG_DEBUG, "Client grace timeout "
- "value = %"PRIu64, conf->grace_tv.tv_sec);
+ "value = %"PRIu64, conf->grace_ts.tv_sec);
ret = 0;
out:
@@ -2377,6 +2511,9 @@ reconfigure (xlator_t *this, dict_t *options)
}
}
+ GF_OPTION_RECONF ("filter-O_DIRECT", conf->filter_o_direct,
+ options, bool, out);
+
ret = client_init_grace_timer (this, options, conf);
if (ret)
goto out;
@@ -2646,6 +2783,9 @@ struct xlator_fops fops = {
.fxattrop = client_fxattrop,
.setattr = client_setattr,
.fsetattr = client_fsetattr,
+ .fallocate = client_fallocate,
+ .discard = client_discard,
+ .zerofill = client_zerofill,
.getspec = client_getspec,
};
@@ -2701,16 +2841,27 @@ struct volume_options options[] = {
{ .key = {"lk-heal"},
.type = GF_OPTION_TYPE_BOOL,
.default_value = "off",
+ .description = "Enables or disables the lock heal."
},
{ .key = {"grace-timeout"},
.type = GF_OPTION_TYPE_INT,
.min = 10,
- .max = 1800
+ .max = 1800,
+ .description = "Sets the grace-timeout value. Valid range 10-1800."
},
{.key = {"tcp-window-size"},
.type = GF_OPTION_TYPE_SIZET,
.min = GF_MIN_SOCKET_WINDOW_SIZE,
- .max = GF_MAX_SOCKET_WINDOW_SIZE
+ .max = GF_MAX_SOCKET_WINDOW_SIZE,
+ .description = "Specifies the window size for tcp socket."
+ },
+ { .key = {"filter-O_DIRECT"},
+ .type = GF_OPTION_TYPE_BOOL,
+ .default_value = "disable",
+ .description = "If enabled, in open() and creat() calls, O_DIRECT "
+ "flag will be filtered at the client protocol level so server will "
+ "still continue to cache the file. This works similar to NFS's "
+ "behavior of O_DIRECT",
},
{ .key = {NULL} },
};