[SCM] CTDB repository - branch libctdb updated - ctdb-1.0.114-88-ga9b8f93
Ronnie Sahlberg
sahlberg at samba.org
Tue May 11 17:41:36 MDT 2010
The branch, libctdb has been updated
via a9b8f93e992a911817b5b2a20ae16b50aee90298 (commit)
from ce742cbc4090bca736208429ca3abd7f126fe83f (commit)
http://gitweb.samba.org/?p=sahlberg/ctdb.git;a=shortlog;h=libctdb
- Log -----------------------------------------------------------------
commit a9b8f93e992a911817b5b2a20ae16b50aee90298
Author: Ronnie Sahlberg <ronniesahlberg at gmail.com>
Date: Wed May 12 09:40:16 2010 +1000
Update ctdb_remove_message_handler to provide a nonblocking async version
-----------------------------------------------------------------------
Summary of changes:
include/ctdb.h | 16 ++++++++-
libctdb/libctdb.c | 89 ++++++++++++++++++++++++++++++++++++++++++++++++++++-
2 files changed, 102 insertions(+), 3 deletions(-)
Changeset truncated at 500 lines:
diff --git a/include/ctdb.h b/include/ctdb.h
index 807204b..12bdb89 100644
--- a/include/ctdb.h
+++ b/include/ctdb.h
@@ -55,10 +55,22 @@ ctdb_set_message_handler_send(struct ctdb_context *ctdb, uint64_t srvid,
int ctdb_set_message_handler_recv(struct ctdb_context *ctdb,
ctdb_handle *handle);
-int ctdb_set_message_handler(struct ctdb_context *ctdb, uint64_t srvid, ctdb_message_fn_t handler, void *private_data);
+int ctdb_set_message_handler(struct ctdb_context *ctdb, uint64_t srvid,
+ ctdb_message_fn_t handler, void *private_data);
-int ctdb_remove_message_handler(struct ctdb_context *ctdb, uint64_t srvid, void *private_data);
+typedef void (*ctdb_remove_message_handler_cb)(int32_t status, void *private_data);
+
+ctdb_handle *
+ctdb_remove_message_handler_send(struct ctdb_context *ctdb, uint64_t srvid,
+ ctdb_remove_message_handler_cb callback,
+ void *private_data);
+
+int ctdb_remove_message_handler_recv(struct ctdb_context *ctdb,
+ ctdb_handle *handle);
+
+int ctdb_remove_message_handler(struct ctdb_context *ctdb, uint64_t srvid,
+ void *private_data);
int ctdb_send_message(struct ctdb_context *ctdb, uint32_t pnn, uint64_t srvid, TDB_DATA data);
diff --git a/libctdb/libctdb.c b/libctdb/libctdb.c
index 61470de..254be93 100644
--- a/libctdb/libctdb.c
+++ b/libctdb/libctdb.c
@@ -216,6 +216,15 @@ int ctdb_getrecmaster(struct ctdb_context *ctdb, uint32_t destnode, uint32_t *re
}
+static void
+ctdb_set_message_handler_recv_cb(struct ctdb_client_control_state *state)
+{
+ struct ctdb_control_cb_data *cb_data = state->async.private_data;
+ ctdb_set_message_handler_cb callback = (ctdb_set_message_handler_cb)cb_data->callback;
+
+ callback(state->status, cb_data->private_data);
+}
+
/*
tell the daemon what messaging srvid we will use, and register the message
@@ -249,7 +258,7 @@ ctdb_set_message_handler_send(struct ctdb_context *ctdb, uint64_t srvid,
cb_data->callback = callback;
cb_data->private_data = private_data;
- state->async.fn = ctdb_getrecmaster_recv_cb;
+ state->async.fn = ctdb_set_message_handler_recv_cb;
state->async.private_data = cb_data;
}
@@ -283,3 +292,81 @@ int ctdb_set_message_handler(struct ctdb_context *ctdb, uint64_t srvid, ctdb_mes
return ctdb_set_message_handler_recv(ctdb, state);
}
+
+
+
+static void
+ctdb_remove_message_handler_recv_cb(struct ctdb_client_control_state *state)
+{
+ struct ctdb_control_cb_data *cb_data = state->async.private_data;
+ ctdb_remove_message_handler_cb callback = (ctdb_remove_message_handler_cb)cb_data->callback;
+
+ callback(state->status, cb_data->private_data);
+}
+
+
+ctdb_handle *
+ctdb_remove_message_handler_send(struct ctdb_context *ctdb, uint64_t srvid,
+ ctdb_remove_message_handler_cb callback,
+ void *private_data)
+
+{
+ struct ctdb_client_control_state *state;
+ struct ctdb_control_cb_data *cb_data;
+
+ if (ctdb_deregister_message_handler(ctdb, srvid, private_data)) {
+ return NULL;
+ }
+
+ state = ctdb_control_send(ctdb, CTDB_CURRENT_NODE, srvid,
+ CTDB_CONTROL_DEREGISTER_SRVID, 0, tdb_null,
+ ctdb, NULL, NULL);
+
+ if (state == NULL) {
+ DEBUG(DEBUG_ERR,(__location__ " Failed to send DEREGISTER_SRVID control\n"));
+ return NULL;
+ }
+
+ if (callback != NULL) {
+ cb_data = talloc(state, struct ctdb_control_cb_data);
+ cb_data->callback = callback;
+ cb_data->private_data = private_data;
+
+ state->async.fn = ctdb_remove_message_handler_recv_cb;
+ state->async.private_data = cb_data;
+ }
+
+ return (ctdb_handle *)state;
+}
+
+
+int ctdb_remove_message_handler_recv(struct ctdb_context *ctdb, ctdb_handle *handle)
+{
+ struct ctdb_client_control_state *state = talloc_get_type(handle, struct ctdb_client_control_state);
+ int ret;
+ int32_t res;
+
+ ret = ctdb_control_recv(ctdb, state, state, NULL, &res, NULL);
+ if (ret != 0 || res != 0) {
+ DEBUG(DEBUG_ERR,(__location__ " ctdb_remove_message_handler_recv failed\n"));
+ return -1;
+ }
+
+ return state->status;
+}
+
+/*
+ tell the daemon we no longer want a srvid
+*/
+int ctdb_remove_message_handler(struct ctdb_context *ctdb, uint64_t srvid, void *private_data)
+{
+ struct ctdb_client_control_state *state;
+
+ state = ctdb_remove_message_handler_send(ctdb, srvid, NULL, private_data);
+ if (state == NULL) {
+ DEBUG(DEBUG_ERR,(__location__ " ctdb_remove_message_handler_send() failed.\n"));
+ return -1;
+ }
+
+ return ctdb_remove_message_handler_recv(ctdb, state);
+}
--
CTDB repository
More information about the samba-cvs
mailing list