Fix #329: Added curlOptions attribute for advanced configuration of curl session

Author: yuniorsk

CHANGELOG.md

@@ -3,7 +3,7 @@ Yii Framework 2 Elasticsearch extension Change Log
 
 2.1.4 under development
 -----------------------
-
+- Enh #329: Added `curlOptions` attribute for advanced configuration of curl session (yuniorsk)
 
 2.1.3 August 07, 2022
 -----------------------

Connection.php

@@ -95,6 +95,11 @@ class Connection extends Component
      * If not set, no explicit timeout will be set for curl.
      */
     public $dataTimeout = null;
+    /**
+     * @var array additional options used to configure curl session
+     * @since 2.1.4
+     */
+    public $curlOptions = [];
     /**
      * @var integer version of the domain-specific language to use with the server.
      * This must be set to the major version of the Elasticsearch server in use, e.g. `5` for Elasticsearch 5.x.x,
@@ -454,6 +459,10 @@ protected function httpRequest($method, $url, $requestBody = null, $raw = false)
             CURLOPT_FORBID_REUSE   => false,
         ];
 
+        if (!empty($this->curlOptions)) {
+            $options = array_merge($options, $this->curlOptions);
+        }
+
         if (!empty($this->auth) || isset($this->nodes[$this->activeNode]['auth']) && $this->nodes[$this->activeNode]['auth'] !== false) {
             $auth = isset($this->nodes[$this->activeNode]['auth']) ? $this->nodes[$this->activeNode]['auth'] : $this->auth;
             if (empty($auth['username'])) {

composer.json

@@ -30,6 +30,11 @@
     "autoload": {
         "psr-4": { "yii\\elasticsearch\\": "" }
     },
+    "config": {
+        "allow-plugins": {
+            "yiisoft/yii2-composer": true
+        }
+    },
     "repositories": [
        {
            "type": "composer",