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MDEV-19277: Add status variable that gets incremented if connection is aborted prior to authentication

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MDEV-19282: Log more specific warning with log_warnings=2 if connection is aborted prior to authentication
This commit is contained in:
Oleksandr Byelkin
2019-05-13 21:34:16 +02:00
parent c3ea52c92a
commit 29a0f5acf3
6 changed files with 108 additions and 6 deletions
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5
sql/sql_connect.cc
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@ -1036,12 +1036,16 @@ static int check_connection(THD *thd)
*/
statistic_increment(connection_errors_peer_addr, &LOCK_status);
my_error(ER_BAD_HOST_ERROR, MYF(0));
statistic_increment(aborted_connects_preauth, &LOCK_status);
return 1;
}
if (thd_set_peer_addr(thd, &net->vio->remote, ip, peer_port,
true, &connect_errors))
{
statistic_increment(aborted_connects_preauth, &LOCK_status);
return 1;
}
}
else /* Hostname given means that the connection was on a socket */
{
@ -1069,6 +1073,7 @@ static int check_connection(THD *thd)
*/
statistic_increment(aborted_connects,&LOCK_status);
statistic_increment(connection_errors_internal, &LOCK_status);
statistic_increment(aborted_connects_preauth, &LOCK_status);
return 1; /* The error is set by alloc(). */
}