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-rw-r--r--config/snort/snort_check_for_rule_updates.php16
-rw-r--r--config/snort/snort_rules.php61
2 files changed, 46 insertions, 31 deletions
diff --git a/config/snort/snort_check_for_rule_updates.php b/config/snort/snort_check_for_rule_updates.php
index b8e9a653..153278eb 100644
--- a/config/snort/snort_check_for_rule_updates.php
+++ b/config/snort/snort_check_for_rule_updates.php
@@ -155,6 +155,14 @@ if ($emergingthreats == "on") {
// }
//}
+/* Normalize rulesets */
+$sedcmd = "s/^#alert/# alert/g\n";
+$sedcmd = "s/^##alert/# alert/g\n";
+$sedcmd = "s/^# alert/# alert/g\n";
+$sedcmd = "s/^#\talert/# alert/g\n";
+$sedcmd = "s/^##\talert/# alert/g\n";
+@file_put_contents("{$snortdir}/tmp/sedcmd", $sedcmd);
+
/* Untar snort rules file individually to help people with low system specs */
if ($snortdownload == 'on') {
if (file_exists("{$tmpfname}/{$snort_filename}")) {
@@ -251,11 +259,8 @@ if ($snortdownload == 'on') {
exec("/bin/rm /usr/local/lib/snort/dynamicrules/lib_sfdynamic_example\*");
}
- /* XXX: Convert this to sed? */
/* make shure default rules are in the right format */
- exec("/usr/local/bin/perl -pi -e 's/#alert/# alert/g' {$snortdir}/rules/*.rules");
- exec("/usr/local/bin/perl -pi -e 's/##alert/# alert/g' {$snortdir}/rules/*.rules");
- exec("/usr/local/bin/perl -pi -e 's/## alert/# alert/g' {$snortdir}/rules/*.rules");
+ exec("/usr/bin/sed -I '' -f {$snortdir}/tmp/sedcmd {$snortdir}/rules/*.rules");
/* create a msg-map for snort */
update_status(gettext("Updating Alert Messages..."));
@@ -276,6 +281,9 @@ if ($emergingthreats == 'on') {
exec("/usr/bin/tar xzf {$tmpfname}/{$emergingthreats_filename} -C {$snortdir} rules/");
}
+ /* make shure default rules are in the right format */
+ exec("/usr/bin/sed -I '' -f {$snortdir}/tmp/sedcmd {$snortdir}/rules/*.rules");
+
/* Copy emergingthreats md5 sig to snort dir */
if (file_exists("{$tmpfname}/$emergingthreats_filename_md5")) {
update_status(gettext("Copying md5 sig to snort directory..."));
diff --git a/config/snort/snort_rules.php b/config/snort/snort_rules.php
index 2db3237f..100134c7 100644
--- a/config/snort/snort_rules.php
+++ b/config/snort/snort_rules.php
@@ -39,7 +39,7 @@ $snortdir = SNORTDIR;
if (!is_array($config['installedpackages']['snortglobal']['rule']))
$config['installedpackages']['snortglobal']['rule'] = array();
-$a_nat = &$config['installedpackages']['snortglobal']['rule'];
+$a_rule = &$config['installedpackages']['snortglobal']['rule'];
$id = $_GET['id'];
if (isset($_POST['id']))
@@ -49,15 +49,15 @@ if (is_null($id)) {
exit;
}
-if (isset($id) && $a_nat[$id]) {
- $pconfig['enable'] = $a_nat[$id]['enable'];
- $pconfig['interface'] = $a_nat[$id]['interface'];
- $pconfig['rulesets'] = $a_nat[$id]['rulesets'];
+if (isset($id) && $a_rule[$id]) {
+ $pconfig['enable'] = $a_rule[$id]['enable'];
+ $pconfig['interface'] = $a_rule[$id]['interface'];
+ $pconfig['rulesets'] = $a_rule[$id]['rulesets'];
}
/* convert fake interfaces to real */
$if_real = snort_get_real_interface($pconfig['interface']);
-$iface_uuid = $a_nat[$id]['uuid'];
+$iface_uuid = $a_rule[$id]['uuid'];
/* Check if the rules dir is empy if so warn the user */
/* TODO give the user the option to delete the installed rules rules */
@@ -124,15 +124,14 @@ if ($isrulesfolderempty == "") {
function get_middle($source, $beginning, $ending, $init_pos) {
$beginning_pos = strpos($source, $beginning, $init_pos);
+ if (!$beginning_pos)
+ return false;
$middle_pos = $beginning_pos + strlen($beginning);
- $ending_pos = strpos($source, $ending, $beginning_pos);
- $middle = substr($source, $middle_pos, $ending_pos - $middle_pos);
- return $middle;
-}
-
-function write_rule_file($content_changed, $received_file)
-{
- @file_put_contents($received_file, implode("\n", $content_changed));
+ $source = substr($source, $middle_pos);
+ $ending_pos = strpos($source, $ending, 0);
+ if (!$ending_pos)
+ return false;
+ return substr($source, 0, $ending_pos);
}
function load_rule_file($incoming_file)
@@ -187,24 +186,31 @@ if ($_GET['act'] == "toggle" && $_GET['ids']) {
$splitcontents[$lineid] = $tempstring;
//write the new .rules file
- write_rule_file($splitcontents, $rulefile);
+ @file_put_contents($rulefile, implode("\n", $splitcontents));
//write disable/enable sid to config.xml
- $sid = get_middle($tempstring, 'sid:', ';', 0);
+ $sid = get_middle($tempstring, 'sid:', ";", 0);
if (is_numeric($sid)) {
// rule_sid_on registers
- if (!empty($a_nat[$id]['rule_sid_on']))
- $a_nat[$id]['rule_sid_on'] = str_replace("||enablesid $sid", "", $a_nat[$id]['rule_sid_on']);
- if (!empty($a_nat[$id]['rule_sid_on']))
- $a_nat[$id]['rule_sid_off'] = str_replace("||disablesid $sid", "", $a_nat[$id]['rule_sid_off']);
- if ($disabled === false)
- $a_nat[$id]['rule_sid_off'] = "||disablesid $sid_off" . $a_nat[$id]['rule_sid_off'];
- else
- $a_nat[$id]['rule_sid_on'] = "||enablesid $sid_on" . $a_nat[$id]['rule_sid_on'];
+ $sidon = explode("||", $a_rule[$id]['rule_sid_on']);
+ if (!empty($sidon))
+ $sidon = @array_flip($sidon);
+ $sidoff = explode("||", $a_rule[$id]['rule_sid_off']);
+ if (!empty($sidoff))
+ $sidoff = @array_flip($sidoff);
+ if ($disabled) {
+ unset($sidoff["disablesid {$sid}"]);
+ $sidon["enablesid {$sid}"] = count($sidon);
+ } else {
+ unset($sidon["enablesid {$sid}"]);
+ $sidoff["disablesid {$sid}"] = count($sidoff);
+ }
+
+ $a_rule[$id]['rule_sid_on'] = implode("||", array_flip($sidon));
+ $a_rule[$id]['rule_sid_off'] = implode("||", array_flip($sidoff));
+ write_config();
}
- write_config();
-
header("Location: /snort/snort_rules.php?id={$id}&openruleset={$rulefile}");
exit;
}
@@ -248,7 +254,7 @@ function popup(url)
}
</script>
-<table style="table-layout:fixed;" width="99%" border="0" cellpadding="0" cellspacing="0">
+<table width="100%" border="0" cellpadding="0" cellspacing="0">
<tr><td>
<?php
$tab_array = array();
@@ -382,6 +388,7 @@ function popup(url)
</td>
</tr>
<?php
+
}
?>