PHP Curl 保持会话连接

PHP 请求接口的时候保持cookie 会话连接的方法

function curlRequest($url,$data,$headers=[])
{
		$cookie_file = '/tmp/cookie.txt';
		$data = json_encode($data);
		$ch = curl_init();
		$user_token = getAuthToken();
		$headers = [
				'Content-Type:application/json;charset=utf-8',
				'Content-Length:'.strlen($data),
		];
		curl_setopt($ch,CURLOPT_URL,$url);
		curl_setopt($ch,CURLOPT_POST,1);
		curl_setopt($ch,CURLOPT_HEADER,0);
		curl_setopt($ch,CURLOPT_POSTFIELDS,$data);
		curl_setopt($ch,CURLOPT_RETURNTRANSFER,1);
		curl_setopt($ch,CURLOPT_HTTPHEADER,$headers);
		curl_setopt ( $ch, CURLOPT_COOKIEJAR, $cookie_file);
		curl_setopt ( $ch, CURLOPT_COOKIEFILE, $cookie_file); 
		$result = curl_exec($ch);

		if ($result == false) {
				$error = curl_error($ch);
				return false;
		}
		curl_close($ch);

		$result = json_decode($result, true);
		return $result;
}