public function get_Qumulo_Details($IPv4Addr, $Username, $Password)
{

 $QM_Session_Key = '';
 $QM_Session_Key = get_session_key($IPv4Addr,$Username, $Password);
 $QM_Response = Get_Qumulo_Details($IPv4Addr, $QM_Session_Key, 'GET', '/v1/file-system');
 return $QM_Response;
}// END get_Qumulo_Details

public static function get_session_key($ipaddr,$uname, $pword) {

   $Session_Key = '';
   $data = '{"username": "' . $uname . '", "password": "' . $pword . '"}';
   $Data_Len = strlen($data);
   $wsapi_url = 'https://' . $ipaddr . ':8000/v1/session/login';

   $ch = curl_init();
   curl_setopt($ch,CURLOPT_URL,$wsapi_url);
   curl_setopt($ch, CURLOPT_HTTPHEADER, Array('POST /v1/session/login HTTP/1.1 -H'));
   curl_setopt($ch, CURLOPT_HTTPHEADER, Array('Content-Length: ' . $Data_Len));
   curl_setopt($ch, CURLOPT_HTTPHEADER, Array('Content-Type: application/json'));
   curl_setopt($ch, CURLOPT_RETURNTRANSFER, TRUE); //FALSE outputs the responce to the page - TRUE outputs responce to as string
   curl_setopt($ch, CURLOPT_BINARYTRANSFER, TRUE); // --data-binary
   curl_setopt($ch, CURLOPT_VERBOSE, TRUE);
   curl_setopt($ch, CURLOPT_POSTFIELDS, $data);
   curl_setopt($ch, CURLOPT_SSL_VERIFYPEER, FALSE);
   curl_setopt($ch, CURLOPT_SSL_VERIFYHOST, FALSE);

   $response = curl_exec($ch);

   curl_close($ch);
   // echo var_dump($response);

   $response = json_decode($response,true);
   foreach ($response as $key => $value)
        {
            $Session_Key = $value;
        }
   return $Session_Key;

}// END get_session_key

public function Get_Qumulo_Details($IPv4Addr, $Session_Key, $TYPE, $API_Dir)
{
    $wsapi_url = 'https://' . $IPv4Addr . ':8000' . $API_Dir;
    $data = 'Authorization: Bearer ' . $Session_Key;

    $ch = curl_init();
    curl_setopt($ch,CURLOPT_URL,$wsapi_url);
    curl_setopt($ch, CURLOPT_HTTPHEADER, Array($TYPE . ' ' . $API_Dir . ' HTTP/1.1 -H'));
    curl_setopt($ch, CURLOPT_HTTPHEADER, Array($data));
    curl_setopt($ch, CURLOPT_RETURNTRANSFER, TRUE); //FALSE outputs the responce to the page - TRUE outputs responce to as string
    curl_setopt($ch, CURLOPT_BINARYTRANSFER, TRUE); // --data-binary
    curl_setopt($ch, CURLOPT_VERBOSE, TRUE);
    curl_setopt($ch, CURLOPT_SSL_VERIFYPEER, FALSE);
    curl_setopt($ch, CURLOPT_SSL_VERIFYHOST, FALSE);

    $response = curl_exec($ch);

    curl_close($ch);
    // echo var_dump($response);

    $response = json_decode($response,true);

    return $response;
}