Misc issue about syslog_alerts->log->host

[ddb4github]

When syslog_alert is triggered with multiple-hosts:

• mail will include all hostname, but syslog_logs keep ''N/A'' only in host column.
• several PHP error as below:

  2019/05/08 11:25:07 - ERROR PHP NOTICE in  Plugin 'syslog': Undefined variable: hosts in file: /opt/IBM/cacti/plugins/syslog/functions.php  on line: 737
  2019/05/08 11:25:07 - CMDPHP PHP ERROR NOTICE Backtrace:  (/plugins/syslog/syslog_process.php[420]:syslog_log_alert(), /plugins/syslog/functions.php[737]:CactiErrorHandler())
  2019/05/08 11:25:07 - ERROR PHP WARNING in  Plugin 'syslog': Invalid argument supplied for foreach() in file: /opt/IBM/cacti/plugins/syslog/functions.php  on line: 737
  2019/05/08 11:25:07 - CMDPHP PHP ERROR WARNING Backtrace:  (/plugins/syslog/syslog_process.php[420]:syslog_log_alert(), /plugins/syslog/functions.php[737]:CactiErrorHandler())

  Potential diff for PHP error as below:

  
  --- functions.php.orig  2019-05-08 12:52:37.574910076 +0800
  +++ functions.php       2019-05-08 12:53:00.531814318 +0800
  @@ -690,7 +690,7 @@
      }
  }

-function syslog_log_alert($alert_id, $alert_name, $severity, $msg, $count = 1, $html) { +function syslog_log_alert($alert_id, $alert_name, $severity, $msg, $count = 1, $html, $hosts = array()) { global $config, $severities;

    include(dirname(__FILE__) . '/config.php');

[cigamit]

Resolved. Thanks for testing.