Comment 1 for bug 1505184

Able to reproduce the issue with PXC-5.6.25. Backup script is not picking wsrep_sst_auth value as expected.

** Error info

151020 06:32:07 innobackupex: Connecting to MySQL server with DSN 'dbi:mysql:;mysql_read_default_file=/etc/my.cnf;mysql_read_default_group=xtrabackup;mysql_socket=/var/lib/mysql/mysql.sock' as 'sstuser' (using password: NO).
innobackupex: got a fatal error with the following stacktrace: at /usr//bin/innobackupex line 3011.
 main::mysql_connect('abort_on_error', 1) called at /usr//bin/innobackupex line 1570
innobackupex: Error: Failed to connect to MySQL server: DBI connect(';mysql_read_default_file=/etc/my.cnf;mysql_read_default_group=xtrabackup;mysql_socket=/var/lib/mysql/mysql.sock','sstuser',...) failed: Access denied for user 'sstuser'@'localhost' (using password: NO) at /usr//bin/innobackupex line 2995.
[root@Dock1 mysql]#

** my.cnf

wsrep_sst_auth="sstuser:s3cret"