curl post

php

$username = $this->input->post('username',TRUE);
            $password = $this->input->post('password',TRUE);

            $postData = "contact=" . $username . "&password=" . $password;
    
            $ch = curl_init();

            curl_setopt($ch, CURLOPT_URL, $this->base_url."/auth/signinForsa");
            curl_setopt($ch, CURLOPT_HEADER, 0);
            curl_setopt($ch, CURLOPT_POST, 1);
            curl_setopt($ch, CURLOPT_POSTFIELDS, $postData);
            curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1);
            curl_setopt($ch, CURLOPT_SSL_VERIFYPEER, 0);

            $output = curl_exec($ch);
            $httpcode = curl_getinfo($ch, CURLINFO_HTTP_CODE);

            if($httpcode >= 200 && $httpcode < 300){
                $data = json_decode($output);
                $this->session->set_userdata('token', $data->token);
                echo $output;
            }else{
                http_response_code(404);
                echo $output;
            }

            curl_close($ch);