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author | jim-p <jimp@pfsense.org> | 2010-10-05 10:13:25 -0400 |
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committer | jim-p <jimp@pfsense.org> | 2010-10-05 10:13:25 -0400 |
commit | daa83f6912bee3857ab91a5158ba6ccec6f93362 (patch) | |
tree | c61d9d28b65cfeae8d17aca54d891d52a8a45832 /config/snort/snort.inc | |
parent | 2456629c6f172395dc7a0d32d4a622c6167da9ee (diff) | |
download | pfsense-packages-daa83f6912bee3857ab91a5158ba6ccec6f93362.tar.gz pfsense-packages-daa83f6912bee3857ab91a5158ba6ccec6f93362.tar.bz2 pfsense-packages-daa83f6912bee3857ab91a5158ba6ccec6f93362.zip |
Test if variables are set before using them in certain cases, might avoid a condition where interfaces are being duplicated. (Several forum threads about it)
Diffstat (limited to 'config/snort/snort.inc')
-rw-r--r-- | config/snort/snort.inc | 14 |
1 files changed, 7 insertions, 7 deletions
diff --git a/config/snort/snort.inc b/config/snort/snort.inc index 7fd6d6ff..c9f08b11 100644 --- a/config/snort/snort.inc +++ b/config/snort/snort.inc @@ -99,8 +99,8 @@ function build_base_whitelist($build_netlist, $wanip, $wangw, $wandns, $vips, $v $int_array = array('lan'); for ($j = 1; isset ($config['interfaces']['opt' . $j]); $j++) if(isset($config['interfaces']['opt' . $j]['enable'])) - if(!$config['interfaces']['opt' . $j]['gateway']) - $int_array[] = "opt{$j}"; + if(isset($config['interfaces']['opt' . $j]['gateway'])) + $int_array[] = "opt{$j}"; /* iterate through interface list and write out whitelist items * and also compile a home_net list for snort. @@ -344,9 +344,9 @@ function convert_friendly_interface_to_real_interface_name2($interface) foreach ($ifdescrs as $ifdescr => $ifname) { if(strtolower($ifname) == $lc_interface) - return $config['interfaces'][$ifname]['if']; - if(strtolower($config['interfaces'][$ifname]['descr']) == $lc_interface) - return $config['interfaces'][$ifname]['if']; + return $config['interfaces'][$ifname]['if']; + if(isset($config['interfaces'][$ifname]['descr']) && (strtolower($config['interfaces'][$ifname]['descr']) == $lc_interface)) + return $config['interfaces'][$ifname]['if']; } return $interface; @@ -2318,8 +2318,8 @@ function generate_snort_conf($id, $if_real, $snort_uuid) $automaticrulesupdate = $config['installedpackages']['snortglobal']['automaticrulesupdate7']; /* if user is on pppoe, we really want to use ng0 interface */ - if($config['interfaces'][$snort_ext_int]['ipaddr'] == "pppoe") - $snort_ext_int = "ng0"; + if(isset($config['interfaces'][$snort_ext_int]['ipaddr']) && ($config['interfaces'][$snort_ext_int]['ipaddr'] == "pppoe")) + $snort_ext_int = "ng0"; /* set the snort performance model */ if($config['installedpackages']['snortglobal']['rule'][$id]['performance']) |