wait_timeout.test

视频监控网络部分的协议ddns,的模块的实现代码,请大家大胆指正.

# This tests not performed with embedded server
-- source include/not_embedded.inc

#
# Bug #8731: wait_timeout does not work on Mac OS X
#


# Connect with another connection and reset counters
--disable_query_log
connect (wait_con,localhost,root,,test,,);
connection wait_con;
set session wait_timeout=100;
let $retries=300;
set @aborted_clients= 0;
--enable_query_log

# Disable reconnect and do the query
connection default;
# If slow host (Valgrind...), we may have already timed out here.
# So force a reconnect if necessary, using a dummy query. And issue a
# 'flush status' to reset the 'aborted_clients' counter.
--enable_reconnect
select 0;
flush status;
--disable_reconnect
select 1;

# Switch to wait_con and wait until server has aborted the connection
--disable_query_log
connection wait_con;
while (!`select @aborted_clients`)
{
  sleep 0.1;
  let $aborted_clients = `SHOW STATUS LIKE 'aborted_clients'`;
  eval set @aborted_clients= SUBSTRING('$aborted_clients', 16)+0;

  dec $retries;
  if (!$retries)
  {
    Failed to detect that client has been aborted;
  }
}
--enable_query_log

connection default;
# When the connection is closed in this way, the error code should
# be consistent see bug#2845 for an explanation
# depending on platform/client, either errno 2006 or 2013 can occur below
--error 2006,2013
select 2;
--enable_reconnect
select 3;
# Disconnect so that we will not be confused by a future abort from this
# connection.
disconnect default;

#
# Do the same test as above on a TCP connection
# (which we get by specifying a ip adress)

# Connect with another connection and reset counters
--disable_query_log
connection wait_con;
flush status; # Reset counters
let $retries=300;
set @aborted_clients= 0;
--enable_query_log

connect (con1,127.0.0.1,root,,test,$MASTER_MYPORT,);
--disable_reconnect
select 1;

# Switch to wait_con and wait until server has aborted the connection
--disable_query_log
connection wait_con;
while (!`select @aborted_clients`)
{
  sleep 0.1;
  let $aborted_clients = `SHOW STATUS LIKE 'aborted_clients'`;
  eval set @aborted_clients= SUBSTRING('$aborted_clients', 16)+0;

  dec $retries;
  if (!$retries)
  {
    Failed to detect that client has been aborted;
  }
}
--enable_query_log

connection con1;
# When the connection is closed in this way, the error code should
# be consistent see bug#2845 for an explanation
# depending on platform/client, either errno 2006 or 2013 can occur below
--error 2006,2013
select 2;
--enable_reconnect
select 3;
disconnect con1;