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-rw-r--r--config/suricata/suricata_blocked.php95
1 files changed, 73 insertions, 22 deletions
diff --git a/config/suricata/suricata_blocked.php b/config/suricata/suricata_blocked.php
index 842d4073..4f4bf095 100644
--- a/config/suricata/suricata_blocked.php
+++ b/config/suricata/suricata_blocked.php
@@ -42,6 +42,8 @@
require_once("guiconfig.inc");
require_once("/usr/local/pkg/suricata/suricata.inc");
+global $g, $config;
+
$suricatalogdir = SURICATALOGDIR;
$suri_pf_table = SURICATA_PF_TABLE;
@@ -94,22 +96,22 @@ if ($_POST['download'])
exec("/sbin/pfctl -t {$suri_pf_table} -T show", $blocked_ips_array_save);
/* build the list */
if (is_array($blocked_ips_array_save) && count($blocked_ips_array_save) > 0) {
- $save_date = exec('/bin/date "+%Y-%m-%d-%H-%M-%S"');
+ $save_date = date("Y-m-d-H-i-s");
$file_name = "suricata_blocked_{$save_date}.tar.gz";
- exec('/bin/mkdir -p /tmp/suricata_blocked');
- file_put_contents("/tmp/suricata_blocked/suricata_block.pf", "");
+ safe_mkdir("{$g['tmp_path']}/suricata_blocked");
+ file_put_contents("{$g['tmp_path']}/suricata_blocked/suricata_block.pf", "");
foreach($blocked_ips_array_save as $counter => $fileline) {
if (empty($fileline))
continue;
$fileline = trim($fileline, " \n\t");
- file_put_contents("/tmp/suricata_blocked/suricata_block.pf", "{$fileline}\n", FILE_APPEND);
+ file_put_contents("{$g['tmp_path']}/suricata_blocked/suricata_block.pf", "{$fileline}\n", FILE_APPEND);
}
// Create a tar gzip archive of blocked host IP addresses
- exec("/usr/bin/tar -czf /tmp/{$file_name} -C/tmp/suricata_blocked suricata_block.pf");
+ exec("/usr/bin/tar -czf {$g['tmp_path']}/{$file_name} -C{$g['tmp_path']}/suricata_blocked suricata_block.pf");
// If we successfully created the archive, send it to the browser.
- if(file_exists("/tmp/{$file_name}")) {
+ if(file_exists("{$g['tmp_path']}/{$file_name}")) {
ob_start(); //important or other posts will fail
if (isset($_SERVER['HTTPS'])) {
header('Pragma: ');
@@ -119,14 +121,14 @@ if ($_POST['download'])
header("Cache-Control: private, must-revalidate");
}
header("Content-Type: application/octet-stream");
- header("Content-length: " . filesize("/tmp/{$file_name}"));
+ header("Content-length: " . filesize("{$g['tmp_path']}/{$file_name}"));
header("Content-disposition: attachment; filename = {$file_name}");
ob_end_clean(); //important or other post will fail
- readfile("/tmp/{$file_name}");
+ readfile("{$g['tmp_path']}/{$file_name}");
// Clean up the temp files and directory
- @unlink("/tmp/{$file_name}");
- exec("/bin/rm -fr /tmp/suricata_blocked");
+ unlink_if_exists("{$g['tmp_path']}/{$file_name}");
+ rmdir_recursive("{$g['tmp_path']}/suricata_blocked");
} else
$savemsg = gettext("An error occurred while creating archive");
} else
@@ -191,6 +193,7 @@ if ($savemsg) {
$tab_array[] = array(gettext("Logs Mgmt"), false, "/suricata/suricata_logs_mgmt.php");
$tab_array[] = array(gettext("SID Mgmt"), false, "/suricata/suricata_sid_mgmt.php");
$tab_array[] = array(gettext("Sync"), false, "/pkg_edit.php?xml=suricata/suricata_sync.xml");
+ $tab_array[] = array(gettext("IP Lists"), false, "/suricata/suricata_ip_list_mgmt.php");
display_top_tabs($tab_array, true);
?>
</td>
@@ -257,19 +260,67 @@ if ($savemsg) {
foreach (glob("{$suricatalogdir}*/block.log*") as $alertfile) {
$fd = fopen($alertfile, "r");
if ($fd) {
- /* 0 1 2 3 4 5 6 7 8 9 10 */
- /* File format timestamp,action,sig_generator,sig_id,sig_rev,msg,classification,priority,proto,ip,port */
- while (($fields = fgetcsv($fd, 1000, ',', '"')) !== FALSE) {
- if(count($fields) != 11) {
- log_error("[suricata] ERROR: block.log entry failed to parse correctly with too many or not enough CSV entities, skipping this entry...");
- log_error("[suricata] Failed block.log entry fields are: " . print_r($fields, true));
- continue;
+
+ /*************** FORMAT for file -- BLOCK -- **************************************************************************/
+ /* Line format: timestamp action [**] [gid:sid:rev] msg [**] [Classification: class] [Priority: pri] {proto} ip:port */
+ /* 0 1 2 3 4 5 6 7 8 9 10 */
+ /**********************************************************************************************************************/
+
+ $buf = "";
+ while (($buf = fgets($fd)) !== FALSE) {
+ $fields = array();
+ $tmp = array();
+
+ /***************************************************************/
+ /* Parse block log entry to find the parts we want to display. */
+ /* We parse out all the fields even though we currently use */
+ /* just a few of them. */
+ /***************************************************************/
+
+ // Field 0 is the event timestamp
+ $fields['time'] = substr($buf, 0, strpos($buf, ' '));
+
+ // Field 1 is the action
+ if (strpos($buf, '[') !== FALSE && strpos($buf, ']') !== FALSE)
+ $fields['action'] = substr($buf, strpos($buf, '[') + 1, strpos($buf, ']') - strpos($buf, '[') - 1);
+ else
+ $fields['action'] = null;
+
+ // The regular expression match below returns an array as follows:
+ // [2] => GID, [3] => SID, [4] => REV, [5] => MSG, [6] => CLASSIFICATION, [7] = PRIORITY
+ preg_match('/\[\*{2}\]\s\[((\d+):(\d+):(\d+))\]\s(.*)\[\*{2}\]\s\[Classification:\s(.*)\]\s\[Priority:\s(\d+)\]\s/', $buf, $tmp);
+ $fields['gid'] = trim($tmp[2]);
+ $fields['sid'] = trim($tmp[3]);
+ $fields['rev'] = trim($tmp[4]);
+ $fields['msg'] = trim($tmp[5]);
+ $fields['class'] = trim($tmp[6]);
+ $fields['priority'] = trim($tmp[7]);
+
+ // The regular expression match below looks for the PROTO, IP and PORT fields
+ // and returns an array as follows:
+ // [1] = PROTO, [2] => IP:PORT
+ if (preg_match('/\{(.*)\}\s(.*)/', $buf, $tmp)) {
+ // Get PROTO
+ $fields['proto'] = trim($tmp[1]);
+
+ // Get IP
+ $fields['ip'] = trim(substr($tmp[2], 0, strrpos($tmp[2], ':')));
+ if (is_ipaddrv6($fields['ip']))
+ $fields['ip'] = inet_ntop(inet_pton($fields['ip']));
+
+ // Get PORT
+ $fields['port'] = trim(substr($tmp[2], strrpos($tmp[2], ':') + 1));
}
- $fields[9] = inet_pton($fields[9]);
- if (isset($tmpblocked[$fields[9]])) {
- if (!is_array($src_ip_list[$fields[9]]))
- $src_ip_list[$fields[9]] = array();
- $src_ip_list[$fields[9]][$fields[5]] = "{$fields[5]} - " . substr($fields[0], 0, -7);
+
+ // In the unlikely event we read an old log file and fail to parse
+ // out an IP address, just skip the record since we can't use it.
+ if (empty($fields['ip']))
+ continue;
+ $fields['ip'] = inet_pton($fields['ip']);
+ if (isset($tmpblocked[$fields['ip']])) {
+ if (!is_array($src_ip_list[$fields['ip']]))
+ $src_ip_list[$fields['ip']] = array();
+ $src_ip_list[$fields['ip']][$fields['msg']] = "{$fields['msg']} - " . substr($fields['time'], 0, -7);
}
}
fclose($fd);
generated by cgit v1.2.3 (git 2.25.1) at 2024-10-02 14:39:56 +0000