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<?php
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/*
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zeromq.inc
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part of the pfSense project (https://www.pfsense.org)
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Copyright 2010 Scott Ullrich <sullrich@gmail.com>
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All rights reserved.
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Redistribution and use in source and binary forms, with or without
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modification, are permitted provided that the following conditions are met:
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1. Redistributions of source code must retain the above copyright notice,
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this list of conditions and the following disclaimer.
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2. Redistributions in binary form must reproduce the above copyright
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notice, this list of conditions and the following disclaimer in the
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documentation and/or other materials provided with the distribution.
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THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES,
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INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY
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AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
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AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY,
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OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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POSSIBILITY OF SUCH DAMAGE.
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*/
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define('ZEROMQ_AUTH_FAIL', 'authfail');
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define('ZEROMQ_TRUE', 'true');
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define('ZEROMQ_FASLE', 'false');
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$do_not_include_config_gui_inc = true;
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require("auth.inc");
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//$debug = true;
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/* zeromq_send: Send a message to a member node */
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function zeromq_send($protocol = "tcp", $ipaddress = "127.0.0.1", $port = "8888",
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$method, $params, $username, $password) {
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global $debug;
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/* Set calling function and auth information */
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$xmlparams = array(
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$username,
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$password,
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$method,
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$params
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);
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/* Create new queue object */
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$queue = new ZMQSocket(new ZMQContext(), ZMQ::SOCKET_REQ, "MySock1");
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$queue->connect("{$protocol}://{$ipaddress}:{$port}");
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/* Assign socket 1 to the queue, send and receive */
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$result = $queue->send(serialize($xmlparams))->recv();
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/* xmlrpc_params_to_php() the result and return */
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$unserializedresult = unserialize($result);
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/* Return the result to the caller */
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return $unserializedresult;
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}
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function zeromq_server($protocol = "tcp", $ipaddress = "127.0.0.1", $port = "8888") {
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global $debug;
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if(!$ipaddress || !$port) {
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if($debug)
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echo "ERROR: You must pass, proto, ipaddress and port\n";
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return;
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}
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if($debug)
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echo "Creating ZMQSocket()\n";
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$server = new ZMQSocket(new ZMQContext(), ZMQ::SOCKET_REP);
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if($debug)
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echo "Binding to {$protocol}://{$ipaddress}:{$port}\n";
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$server->bind("{$protocol}://{$ipaddress}:{$port}");
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if($debug)
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echo "Entering while() loop\n";
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while ($msg = $server->recv()) {
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// Convert the XML to a PHP array
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$message = unserialize($msg);
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if($debug) {
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echo "Message received:\n";
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print_r($message);
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}
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switch ($message[2]) {
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case "pfsense.exec_shell":
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$function_to_call = "exec_shell_zeromq";
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break;
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case "pfsense.exec_php":
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$function_to_call = "exec_php_zeromq";
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break;
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case "pfsense.filter_configure":
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$function_to_call = "filter_configure_zeromq";
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break;
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case "pfsense.interfaces_carp_configure":
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$function_to_call = "interfaces_carp_configure_zeromq";
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break;
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case "pfsense.backup_config_section":
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$function_to_call = "backup_config_section_zeromq";
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break;
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case "pfsense.restore_config_section":
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$function_to_call = "restore_config_section_zeromq";
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break;
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case "pfsense.merge_config_section":
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$function_to_call = "merge_config_section_zeromq";
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break;
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case "pfsense.merge_installedpackages_section_zeromq":
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$function_to_call = "merge_installedpackages_section_zeromq";
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break;
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case "pfsense.check_firmware_version":
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$function_to_call = "check_firmware_version_zeromq";
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break;
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case "pfsense.reboot":
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$function_to_call = "reboot_zeromq";
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break;
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case "pfsense.get_notices":
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$function_to_call = "get_notices_zeromq";
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break;
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}
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if(!$function_to_call) {
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if($debug)
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echo "ERROR: Could not find a function to call";
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return;
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} else {
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if($debug)
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echo "Invoking function {$message[2]}()\n;";
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}
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/* Call function that is being invoked */
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$result = $function_to_call($message);
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/* echo back the result */
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$server->send($result);
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}
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}
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function zeromq_auth($params) {
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global $config, $g, $debug;
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$username = $params[0];
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$passwd = $params[1];
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$user = getUserEntry($username);
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if (!$user) {
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if($debug)
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echo "Could not locate user $username with getUserEntry()\n";
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return false;
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}
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if (is_account_disabled($username) || is_account_expired($username)) {
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if($debug)
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echo "Returning account expired/disabled\n";
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return false;
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}
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if ($user['password']) {
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$passwd = crypt($passwd, $user['password']);
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if ($passwd == $user['password'])
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return true;
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}
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if ($user['md5-hash']) {
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$passwd = md5($passwd);
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if ($passwd == $user['md5-hash'])
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return true;
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}
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if($debug)
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echo "zeromq_auth() fall through == false\n";
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return false;
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}
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function exec_php_zeromq($raw_params) {
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global $config, $g, $debug;
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$params = $raw_params;
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if(zeromq_auth($raw_params) == false) {
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if($debug)
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echo "Auth failed in exec_shell_zeromq()\n";
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return ZEROMQ_AUTH_FAIL;
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}
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$exec_php = $params[3];
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if($debug)
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echo "Running exec_php_zeromq(): {$exec_php}\n";
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eval($exec_php);
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if($toreturn) {
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return serialize($toreturn);
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} else
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return ZEROMQ_FASLE;
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}
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function exec_shell_zeromq($raw_params) {
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global $config, $g, $debug;
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$params = $raw_params;
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if(zeromq_auth($raw_params) == false) {
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if($debug)
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echo "Auth failed in exec_shell_zeromq()\n";
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return ZEROMQ_AUTH_FAIL;
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}
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$shell_cmd = $params[3];
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if($debug)
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echo "Running exec_shell_zeromq(): {$shell_cmd}\n";
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mwexec($shell_cmd);
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return ZEROMQ_FASLE;
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}
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function backup_config_section_zeromq($raw_params) {
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global $config, $g, $debug;
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$params = $raw_params;
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if(zeromq_auth($raw_params) == false)
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return ZEROMQ_AUTH_FAIL;
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$val = array_intersect_key($config, array_flip($params[3]));
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return serialize($val);
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}
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function restore_config_section_zeromq($raw_params) {
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global $config, $g, $debug;
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$params = $raw_params;
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if(zeromq_auth($raw_params) == false)
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return ZEROMQ_AUTH_FAIL;
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$config = array_merge($config, $params[3]);
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$mergedkeys = implode(",", array_keys($params[3]));
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write_config(sprintf(gettext("Merged in config (%s sections) from ZeroMQ client."),$mergedkeys));
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return ZEROMQ_FASLE;
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}
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function merge_installedpackages_section_zeromq($raw_params) {
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global $config, $g, $debug;
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$params = $raw_params;
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if(zeromq_auth($raw_params) == false)
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return ZEROMQ_AUTH_FAIL;
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$config['installedpackages'] = array_merge($config['installedpackages'], $params[0]);
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$mergedkeys = implode(",", array_keys($params[3]));
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write_config(sprintf(gettext("Merged in config (%s sections) from ZeroMQ client."),$mergedkeys));
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return ZEROMQ_FASLE;
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}
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function merge_config_section_zeromq($raw_params) {
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global $config, $g, $debug;
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$params = $raw_params;
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if(zeromq_auth($raw_params) == false)
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return ZEROMQ_AUTH_FAIL;
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$config = array_merge_recursive_unique($config, $params[0]);
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$mergedkeys = implode(",", array_keys($params[3]));
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write_config("Merged in config ({$mergedkeys} sections) from ZeroMQ client.");
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return ZEROMQ_FASLE;
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}
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function filter_configure_zeromq($raw_params) {
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global $config, $g, $debug;
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$params = $raw_params;
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if(zeromq_auth($raw_params) == false)
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return ZEROMQ_AUTH_FAIL;
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filter_configure();
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system_routing_configure();
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setup_gateways_monitor();
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relayd_configure();
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require_once("openvpn.inc");
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openvpn_resync_all();
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services_dhcpd_configure();
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if (isset($config['dnsmasq']['enable']))
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services_dnsmasq_configure();
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elseif (isset($config['unbound']['enable']))
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services_unbound_configure();
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local_sync_accounts();
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return ZEROMQ_FASLE;
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}
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function interfaces_carp_configure_zeromq($raw_params) {
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global $config, $g, $debug;
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$params = $raw_params;
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if(zeromq_auth($raw_params) == false)
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return ZEROMQ_AUTH_FAIL;
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interfaces_carp_setup();
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interfaces_vips_configure();
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return ZEROMQ_FASLE;
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}
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function check_firmware_version_zeromq($raw_params) {
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global $config, $g, $debug;
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$params = $raw_params;
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if(zeromq_auth($raw_params) == false)
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return ZEROMQ_AUTH_FAIL;
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return serialize(check_firmware_version(false));
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}
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function reboot_zeromq($raw_params) {
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global $config, $g, $debug;
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$params = $raw_params;
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if(zeromq_auth($raw_params) == false)
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return ZEROMQ_AUTH_FAIL;
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mwexec_bg("/etc/rc.reboot");
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return ZEROMQ_FASLE;
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}
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function get_notices_zeromq($raw_params) {
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global $config, $g, $debug;
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$params = $raw_params;
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if(zeromq_auth($raw_params) == false)
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return ZEROMQ_AUTH_FAIL;
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if(!function_exists("get_notices"))
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require("notices.inc");
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if(!$params) {
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$toreturn = get_notices();
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} else {
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$toreturn = get_notices($params);
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}
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return serialize($toreturn);
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}
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?>
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