diff options
Diffstat (limited to 'sql/slave.cc')
| -rw-r--r-- | sql/slave.cc | 32 |
1 files changed, 30 insertions, 2 deletions
diff --git a/sql/slave.cc b/sql/slave.cc index 2f06d468d64..b0bb1d5882b 100644 --- a/sql/slave.cc +++ b/sql/slave.cc @@ -46,6 +46,7 @@ #ifdef HAVE_REPLICATION #include "rpl_tblmap.h" +#include "debug_sync.h" #define FLAGSTR(V,F) ((V)&(F)?#F" ":"") @@ -1269,7 +1270,16 @@ static int get_master_version_and_clock(MYSQL* mysql, Master_info* mi) unavailable (very old master not supporting UNIX_TIMESTAMP()?). */ - DBUG_SYNC_POINT("debug_lock.before_get_UNIX_TIMESTAMP", 10); + DBUG_EXECUTE_IF("dbug.before_get_UNIX_TIMESTAMP", + { + const char act[]= + "now " + "wait_for signal.get_unix_timestamp"; + DBUG_ASSERT(opt_debug_sync_timeout > 0); + DBUG_ASSERT(!debug_sync_set_action(current_thd, + STRING_WITH_LEN(act))); + };); + master_res= NULL; if (!mysql_real_query(mysql, STRING_WITH_LEN("SELECT UNIX_TIMESTAMP()")) && (master_res= mysql_store_result(mysql)) && @@ -1310,7 +1320,15 @@ static int get_master_version_and_clock(MYSQL* mysql, Master_info* mi) Note: we could have put a @@SERVER_ID in the previous SELECT UNIX_TIMESTAMP() instead, but this would not have worked on 3.23 masters. */ - DBUG_SYNC_POINT("debug_lock.before_get_SERVER_ID", 10); + DBUG_EXECUTE_IF("dbug.before_get_SERVER_ID", + { + const char act[]= + "now " + "wait_for signal.get_server_id"; + DBUG_ASSERT(opt_debug_sync_timeout > 0); + DBUG_ASSERT(!debug_sync_set_action(current_thd, + STRING_WITH_LEN(act))); + };); master_res= NULL; master_row= NULL; if (!mysql_real_query(mysql, @@ -2763,6 +2781,16 @@ pthread_handler_t handle_slave_io(void *arg) connected: + DBUG_EXECUTE_IF("dbug.before_get_running_status_yes", + { + const char act[]= + "now " + "wait_for signal.io_thread_let_running"; + DBUG_ASSERT(opt_debug_sync_timeout > 0); + DBUG_ASSERT(!debug_sync_set_action(thd, + STRING_WITH_LEN(act))); + };); + // TODO: the assignment below should be under mutex (5.0) mi->slave_running= MYSQL_SLAVE_RUN_CONNECT; thd->slave_net = &mysql->net; |