Current File : //proc/self/root/backups/router/usr/local/etc/inc/XMLRPC_Client.inc
<?php
/*
* Copyright (C) 2015 Deciso B.V.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES,
* INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY
* AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
* AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY,
* OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*/
require_once("IXR/IXR_Library.php");
/**
* Simple wrapper around xmlrpc sync using configuration data.
* In the long run we should likely switch to RESTful implementations as xmlrpc is rather old and less common
* nowadays.
*
* @param string $method method to call
* @param array $params parameters to pass
* @param bool $debug debug mode
* @return array
*/
function xmlrpc_execute($method, $params = [], $debug = false)
{
global $config;
$synchronizeto = null;
$hasync = $config['hasync'];
if (is_ipaddrv6($hasync['synchronizetoip'])) {
$hasync['synchronizetoip'] = "[{$hasync['synchronizetoip']}]";
}
if (!empty($hasync['synchronizetoip'])) {
// determine target url
if (substr($hasync['synchronizetoip'], 0, 4) == 'http') {
// URL provided
if (substr($hasync['synchronizetoip'], strlen($hasync['synchronizetoip']) - 1, 1) == '/') {
$synchronizeto = $hasync['synchronizetoip'] . "xmlrpc.php";
} else {
$synchronizeto = $hasync['synchronizetoip'] . "/xmlrpc.php";
}
} elseif (!empty($config['system']['webgui']['protocol'])) {
// no url provided, assume the backup is using the same settings as our box.
$port = $config['system']['webgui']['port'];
if (!empty($port)) {
$synchronizeto = $config['system']['webgui']['protocol'] . '://' . $hasync['synchronizetoip'] . ':' . $port . "/xmlrpc.php";
} else {
$synchronizeto = $config['system']['webgui']['protocol'] . '://' . $hasync['synchronizetoip'] . "/xmlrpc.php";
}
}
$username = empty($hasync['username']) ? "root" : $hasync['username'];
$client = new SimpleXMLRPC_Client($synchronizeto, 240);
$client->debug = $debug;
$client->setCredentials($username, $hasync['password']);
if ($client->query($method, $params)) {
return $client->getResponse();
} else {
throw new Exception($client->error);
}
}
return false;
}
/**
* Simple XMLRPC client based on the components from IXR
* mainly used for backward compatibility of ha sync feature
* Class SimpleXMLRPC_Client
*/
class SimpleXMLRPC_Client
{
/**
* Authentication header to use
* @var null
*/
private $authHeader = null;
/**
* remote host
* @var null
*/
private $server = null;
/**
* @var bool debug mode
*/
public $debug = false;
/**
* process error
* @var null
*/
public $error = null;
/**
* request timeout
* @var int
*/
private $timeout = 60;
/**
* request url
* @var string
*/
private $url = '';
/**
* (last) response message
* @var null
*/
private $message = null;
/**
* (last) request data send to remote host
* @var null|string
*/
private $request_send = null;
/**
* (last) response data received
* @var null|string
*/
private $response_received = null;
/**
* init client
* @param string $url request url
* @param int $timeout timeout (in seconds) to wait for response
*/
public function __construct($url, $timeout = 60)
{
$this->url = $url;
$this->timeout = $timeout;
$bits = parse_url($url);
$this->server = $bits['host'];
}
/**
* set credentials to use (basic auth)
* @param string $username
* @param string $password
*/
public function setCredentials($username, $password)
{
$this->authHeader = 'Authorization: Basic ' . base64_encode("$username:$password");
}
public function query()
{
/* XXX: xmlrpc is legacy, callers always import legacy config */
global $config;
$tls_verify = !empty($config['hasync']) && !empty($config['hasync']['verifypeer']);
// create xmlrpc request object
$args = func_get_args();
$method = array_shift($args);
$request = new IXR_Request($method, $args);
$request_xml = $request->getXml();
// setup http headers
$headers = ['Host: ' . $this->server];
$headers[] = "User-Agent: XML_RPC";
$headers[] = "Content-Type: text/xml";
if ($this->authHeader != null) {
$headers[] = $this->authHeader;
}
$ch = curl_init();
curl_setopt($ch, CURLOPT_URL, $this->url);
curl_setopt($ch, CURLOPT_TIMEOUT, 60);
if (!$tls_verify) {
curl_setopt($ch, CURLOPT_SSL_VERIFYPEER, 0);
curl_setopt($ch, CURLOPT_SSL_VERIFYHOST, 0);
}
curl_setopt($ch, CURLOPT_POST, 1);
curl_setopt($ch, CURLINFO_HEADER_OUT, 1);
curl_setopt($ch, CURLOPT_POSTFIELDS, $request_xml);
curl_setopt($ch, CURLOPT_HTTPHEADER, $headers);
curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1);
$this->response_received = curl_exec($ch);
if ($this->debug) {
print_r(curl_getinfo($ch));
}
if ($this->response_received === false) {
$this->error = 'fetch error. remote host down? (' . curl_error($ch) . ')';
curl_close($ch);
return false;
}
curl_close($ch);
if ($this->debug) {
echo sprintf(">>> received %d bytes: \n%s\n", strlen($this->response_received), $this->response_received);
}
$this->message = new IXR_Message($this->response_received);
if (!$this->message->parse()) {
$this->error = 'parse error. not well formed';
return false;
} elseif ($this->message->messageType == 'fault') {
$this->error = $this->message->faultString;
return false;
}
return true;
}
/**
* response
* @return null
*/
public function getResponse()
{
if ($this->message == null) {
return null;
} else {
// methodResponses can only have one param - return that
return $this->message->params[0];
}
}
/**
* get exchange details (send, received data)
* @return string
*/
public function getDetails()
{
$result = "send >>> \n" . $this->request_send;
$result .= "received >>> \n" . $this->response_received;
if ($this->error != null) {
$result .= "error >>> \n" . $this->error;
}
return $result;
}
}
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