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<?php
/*
zeromq.inc
part of the pfSense project (http://www.pfsense.com)
Copyright 2010 Scott Ullrich <sullrich@gmail.com>
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.
*/
define('ZEROMQ_AUTH_FAIL', 'authfail');
/* zeromq_send: Send a message to a member node */
function zeromq_send($protocol = "tcp", $ipaddress, $port, $message) {
if(!$ipaddress || !$port || !$message)
return;
/* Serialize the data we are going to send over */
$serialized = serialize($message);
/* Create new queue object */
$queue = new ZMQSocket(new ZMQContext(), ZMQ::SOCKET_REQ, "MySock1");
$queue->connect("{$protocol}://{$ipaddress}:{$port}");
/* Assign socket 1 to the queue, send and receive */
$result = $queue->send($serialized)->recv();
/* Unserialize the return and return */
$unserializedresult = unserialize($result);
/* Return the result to the caller */
return $unserializedresult;
}
function zeromq_server($protocol = "tcp", $ipaddress, $port) {
if(!$ipaddress || !$port)
return;
$server = new ZMQSocket(new ZMQContext(), ZMQ::SOCKET_REP);
$server->bind("{$protocol}://{$ipaddress}:{$port}");
/* Loop receiving and echoing back */
while ($msg = $server->recv()) {
$message = unserialize($msg);
switch ($message['function']) {
case "pfsense.exec_shell":
$function_to_call = "exec_shell_zeromq";
break;
case "pfsense.exec_php":
$function_to_call = "exec_php_zeromq";
break;
case "pfsense.filter_configure":
$function_to_call = "filter_configure_zeromq";
break;
case "pfsense.interfaces_carp_configure":
$function_to_call = "interfaces_carp_configure_zeromq";
break;
case "pfsense.backup_config_section":
$function_to_call = "backup_config_section_zeromq";
break;
case "pfsense.restore_config_section":
$function_to_call = "restore_config_section_zeromq";
break;
case "pfsense.merge_config_section":
$function_to_call = "merge_config_section_zeromq";
break;
case "pfsense.merge_installedpackages_section_zeromq":
$function_to_call = "merge_installedpackages_section_zeromq";
break;
case "pfsense.check_firmware_version":
$function_to_call = "check_firmware_version_zeromq";
break;
case "pfsense.reboot":
$function_to_call = "reboot_zeromq";
break;
case "pfsense.get_notices":
$function_to_call = "get_notices_zeromq";
break;
}
if(!$function_to_call)
return;
// Call function that is being invoked
$result = $function_to_call($message);
/* echo back the result */
$server->send($result);
}
}
function zeromq_auth(&$params) {
global $config, $g;
$localpass = $config['system']['user'][0]['password'];
if(crypt($params[0], $localpass) == $localpass) {
array_shift($params);
return true;
} else if(crypt($params['xmlrpcauth'], $localpass) != $localpass) {
unset($params['xmlrpcauth']);
return false;
}
unset($params['xmlrpcauth']);
return false;
}
function exec_php_zeromq($raw_params) {
global $config, $g;
$params = xmlrpc_params_to_php($raw_params);
if(!zeromq_auth($params))
return ZEROMQ_AUTH_FAIL;
$exec_php = $params[0];
eval($exec_php);
if($toreturn) {
$response = XML_RPC_encode($toreturn);
return new XML_RPC_Response($response);
} else
return $xmlrpc_g['return']['true'];
}
function exec_shell_zeromq($raw_params) {
global $config, $g;
$params = xmlrpc_params_to_php($raw_params);
if(!zeromq_auth($params))
return ZEROMQ_AUTH_FAIL;
$shell_cmd = $params[0];
mwexec($shell_cmd);
return $xmlrpc_g['return']['true'];
}
function backup_config_section_zeromq($raw_params) {
global $config, $g;
$params = xmlrpc_params_to_php($raw_params);
if(!zeromq_auth($params))
return ZEROMQ_AUTH_FAIL;
$val = array_intersect_key($config, array_flip($params[0]));
return new XML_RPC_Response(XML_RPC_encode($val));
}
function restore_config_section_zeromq($raw_params) {
global $config, $g;
$params = xmlrpc_params_to_php($raw_params);
if(!zeromq_auth($params))
return ZEROMQ_AUTH_FAIL;
$config = array_merge($config, $params[0]);
$mergedkeys = implode(",", array_keys($params[0]));
write_config(sprintf(gettext("Merged in config (%s sections) from XMLRPC client."),$mergedkeys));
return $xmlrpc_g['return']['true'];
}
function merge_installedpackages_section_zeromq($raw_params) {
global $config, $g;
$params = xmlrpc_params_to_php($raw_params);
if(!zeromq_auth($params))
return ZEROMQ_AUTH_FAIL;
$config['installedpackages'] = array_merge($config['installedpackages'], $params[0]);
$mergedkeys = implode(",", array_keys($params[0]));
write_config(sprintf(gettext("Merged in config (%s sections) from XMLRPC client."),$mergedkeys));
return $xmlrpc_g['return']['true'];
}
function merge_config_section_zeromq($raw_params) {
global $config, $g;
$params = xmlrpc_params_to_php($raw_params);
if(!zeromq_auth($params))
return ZEROMQ_AUTH_FAIL;
$config = array_merge_recursive_unique($config, $params[0]);
$mergedkeys = implode(",", array_keys($params[0]));
write_config("Merged in config ({$mergedkeys} sections) from XMLRPC client.");
return $xmlrpc_g['return']['true'];
}
function filter_configure_zeromq($raw_params) {
global $config, $g;
$params = xmlrpc_params_to_php($raw_params);
if(!zeromq_auth($params))
return ZEROMQ_AUTH_FAIL;
filter_configure();
system_routing_configure();
setup_gateways_monitor();
relayd_configure();
require_once("openvpn.inc");
openvpn_resync_all();
services_dhcpd_configure();
services_dnsmasq_configure();
local_sync_accounts();
return $xmlrpc_g['return']['true'];
}
function interfaces_carp_configure_zeromq($raw_params) {
global $config, $g;
$params = xmlrpc_params_to_php($raw_params);
if(!zeromq_auth($params))
return ZEROMQ_AUTH_FAIL;
interfaces_carp_setup();
interfaces_vips_configure();
return $xmlrpc_g['return']['true'];
}
function check_firmware_version_zeromq($raw_params) {
global $XML_RPC_String;
$params = xmlrpc_params_to_php($raw_params);
if(!zeromq_auth($params)) return ZEROMQ_AUTH_FAIL;
return new XML_RPC_Response(new XML_RPC_Value(check_firmware_version(false), $XML_RPC_String));
}
function reboot_zeromq($raw_params) {
global $config, $g;
$params = xmlrpc_params_to_php($raw_params);
if(!zeromq_auth($params))
return ZEROMQ_AUTH_FAIL;
mwexec_bg("/etc/rc.reboot");
return $xmlrpc_g['return']['true'];
}
function get_notices_zeromq($raw_params) {
global $g;
$params = xmlrpc_params_to_php($raw_params);
if(!zeromq_auth($params))
return ZEROMQ_AUTH_FAIL;
require("notices.inc");
if(!$params) {
$toreturn = get_notices();
} else {
$toreturn = get_notices($params);
}
$response = new XML_RPC_Response(XML_RPC_encode($toreturn));
return $response;
}
?>
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