IDS / crash reports, closes https://github.com/opnsense/core/issues/1117

(cherry picked from commit 7bf1343b)

src/opnsense/mvc/app/controllers/OPNsense/IDS/Api/SettingsController.php

@@ -147,15 +147,19 @@ class SettingsController extends ApiControllerBase
 
     /**
      * get rule information
-     * @param $sid rule identifier
+     * @param string|null $sid rule identifier
      * @return array|mixed
      */
-    public function getRuleInfoAction($sid)
+    public function getRuleInfoAction($sid=null)
     {
         // request list of installed rules
+        if (!empty($sid)) {
             $backend = new Backend();
             $response = $backend->configdpRun("ids query rules", array(1, 0,'sid/'.$sid));
             $data = json_decode($response, true);
+        } else {
+            $data = null;
+        }
 
         if ($data != null && array_key_exists("rows", $data) && count($data['rows'])>0) {
             $row = $data['rows'][0];

src/opnsense/mvc/app/models/OPNsense/IDS/IDS.php

@@ -131,7 +131,7 @@ class IDS extends BaseModel
     public function getRuleStatus($sid, $default)
     {
         $this->updateSIDlist();
-        if (array_key_exists($sid, $this->sid_list)) {
+        if (!empty($sid) && array_key_exists($sid, $this->sid_list)) {
             return (string)$this->sid_list[$sid]->enabled;
         } else {
             return $default;
@@ -148,7 +148,7 @@ class IDS extends BaseModel
     public function getRuleAction($sid, $default, $response_plain = false)
     {
         $this->updateSIDlist();
-        if (array_key_exists($sid, $this->sid_list)) {
+        if (!empty($sid) && array_key_exists($sid, $this->sid_list)) {
             if (!$response_plain) {
                 return $this->sid_list[$sid]->action->getNodeData();
             } else {