Source: AutoScale on BitBucket
General idea:
Use a locale memcached database to keep an eye on load for the current server, using data from processes using resources on the node. (Eg. not connection time to database server, only pure processing power used on current node).
Usage:
Edit config.php.
execute agent.php
Todo:
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<?php /** <ul> <li>Mumble</li> <li></li> <li>LICENSE</li> <li></li> <li>This source file is owned by LessThinking and may NOT be modified,</li> <li>resold, rehosted etc. without written permission from LessThinking.</li> <li>If you brought this from someone other than the LessThinking company,</li> <li>please email legal@lessthinking.com, thank you.</li> <li></li> <li>Prof of concept</li> <li></li> <li>@author Mads Madsen</li> <li>@package Mumble</li> <li>@copyright 2008, 2009</li> </ul> */ class Mumble { protected $_address = null; protected $_port = 0; protected $_glacierAddress = null; protected $_glacierPort = 0; protected $_glacierUsername = null; protected $_glacierPassword = null; protected $_useGlacier = false; protected $_glacierRouter = null; protected $_connection = null; protected $_meta = null; protected $_server = null; protected $_player = null; protected $ice; public $lastError = ''; public function __construct($address = null, $port = null, $glacierAddress = null, $glacierPort = null, $glacierUsername = null, $glacierPassword = null) { if (!empty($address)) { $this->setAddress($address); } if (!empty($port)) { $this->setPort($port); } if (!empty($glacierAddress)) { $this->setGlacierAddress($glacierAddress); } if (!empty($glacierPort)) { $this->setGlacierPort($glacierPort); } if (!empty($glacierUsername)) { $this->setGlacierUsername($glacierUsername); } if (!empty($glacierPassword)) { $this->setGlacierPassword($glacierPassword); } Ice_loadProfile(); global $ICE; $this->ice = $ICE; } public function setAddress($address) { $this->_address = $address; return $this; } public function setPort($port = null) { $this->_port = $port; return $this; } public function setGlacierAddress($glacierAddress = null) { $this->_glacierAddress = $glacierAddress; return $this; } public function setGlacierPort($glacierPort = null) { $this->_glacierPort = $glacierPort; return $this; } public function setGlacierUsername($glacierUsername = null) { $this->_glacierUsername = $glacierUsername; return $this; } public function setGlacierPassword($glacierPassword = null) { $this->_glacierPassword = $glacierPassword; return $this; } private function error($ex) { ; } public function connect() { if(empty($this->_address)) { return false; } if (empty($this->_port)) { return false; } if (!empty($this->_glacierAddress) && !empty($this->_glacierPort) && !empty($this->_glacierPassword)) { $this->_useGlacier = true; } $return = null; $this->_useGlacier == true ? $return = $this->glacierConnect() : $return = $this->directConnect(); return $return; } private function glacierConnect() { try { $router = $this->ice->stringToProxy("Glacier2/router:tcp -p ".$this->_glacierPort . " -h ".$this->_glacierAddress); $this->_glacierRouter = $router->ice_uncheckedCast("::Glacier2::Router")->ice_router(null); unset($router); try { $this->_glacierRouter->createSession($this->_glacierUsername, $this->_glacierPassword); } catch (Ice_UnknownLocalException $ex) { $this->lastError = $ex->unknown; return false; } catch (Glacier2_PermissionDeniedException $ex) { $this->lastError = "Wrong combination of Glacier username and password."; return false; } $this->_connection = $this->ice->stringToProxy("Meta:tcp -h ".$this->_address." -p ".$this->_port)->ice_router($this->_glacierRouter); $this->_meta = $this->_connection->ice_checkedCast("::Murmur::Meta")->ice_router($this->_glacierRouter); return true; } catch (Ice_Exception $ex) { $this->error($ex); } } private function directConnect() { try { $this->_connection = $this->ice->stringToProxy("Meta:tcp -h ".$this->_address." -p ".$this->_port); try { $this->_meta = $this->_connection->ice_checkedCast("::Murmur::Meta"); return true; } catch (Ice_UnknownLocalException $ex) { $this->lastError = $ex->unknown; return false; } } catch (Ice_Exception $ex) { $this->error($ex); } } public function newServer() { try { $serverData = $this->_meta->newServer(); $result = explode(" ", $serverData); $result = explode("/", $result[0]); $result = $result[1]; return $result; } catch (Ice_Exception $ex) { $this->error($ex); } return false; } public function getAllServers() { try { $_servers = $this->_meta->getAllServers(); $servers = array(); if($this->_useGlacier === true) { $i = 0; foreach ($_servers as $s) { $servers[$i]['id'] = $s->ice_router($this->_glacierRouter)->id(); $servers[$i]['running'] = $s->ice_router($this->_glacierRouter)->isRunning(); $i++; } } else { $i = 0; foreach ($_servers as $s) { $servers[$i]['id'] = $s->id(); $servers[$i]['running'] = $s->isRunning(); $i++; } } return $servers; } catch (Ice_Exception $ex) { $this->error($ex); } return false; } public function setServer($id) { try { $this->_server = $this->_meta->getServer($id); return true; } catch (Ice_UnknownLocalException $ex) { $this->error($ex); } return $this; } public function getDefaultConf() { try { return $this->_meta->getDefaultConf(); } catch (Ice_Exception $ex) { $this->error($ex); } return false; } public function isRunning() { try { if ($this->_useGlacier === true) { return $this->_server->ice_router($this->_glacierRouter)->isRunning(); } else { return $this->_server->isRunning(); } } catch (Ice_Exception $ex) { $this->error($ex); } return false; } public function startServer() { if($this->isRunning() === false) { if($this->_useGlacier === true) { return $this->_server->ice_router($this->_glacierRouter)->start(); } else { return $this->_server->start(); } } return false; } public function stopServer() { if($this->isRunning() === true) { if($this->_useGlacier === true) { return $this->_server->ice_router($this->_glacierRouter)->stop(); } else { return $this->_server->stop(); } } return false; } public function deleteServer() { if($this->isRunning() === true) { $this->stopServer(); } if($this->_useGlacier === true) { return $this->_server->ice_router($this->_glacierRouter)->delete(); } else { return $this->_server->delete(); } } public function getConf($conf) { try { if($this->_useGlacier === true) { return $this->_server->ice_router($this->_glacierRouter)->getConf($conf); } else { return $this->_server->getConf($conf); } } catch (Ice_Exception $ex) { $this->error($ex); } return false; } public function getAllConf() { $conf = array( 'bandwidth' => null, 'password' => null, 'port' => null, 'users' => null, 'welcometext' => null ); $confitems = array('bandwidth', 'password', 'port', 'users', 'welcometext'); $defaultConf = $this->getDefaultConf(); foreach ($confitems as $value) { $conf[$value] = $this->getConf($value); if(empty($conf[$value])) $conf[$value] = $defaultConf[$value]; } return $conf; } public function setConf($key, $value) { try { $value = stripslashes($value); if($this->_useGlacier === true) { return $this->_server->ice_router($this->_glacierRouter)->setConf($key, $value); } else { return $this->_server->setConf($key, $value); } } catch (Ice_Exception $ex) { $this->error($ex); } return false; } public function setSuperuserPassword($pw) { try { if ($this->_useGlacier === true) { return $this->_server->ice_router($this->_glacierRouter)->setSuperuserPassword($pw); } else { return $this->_server->setSuperuserPassword($pw); } } catch (Ice_Exception $ex) { $this->error($ex); } return false; } public function getPlayers() { try { $players = array(); $playerMap = null; if($this->_useGlacier === true) { $playerMap = $this->_server->ice_router($this->_glacierRouter)->getPlayers(); } else { $playerMap = $this->_server->getPlayers(); } $i = 0; foreach ($playerMap as $player) { foreach ($player as $key => $value) { $players[$i][$key] = $value; } $i++; } return $players; } catch (Ice_Exception $ex) { $this->error($ex); } return false; } public function getChannels() { try { $channels = array(); $channelMap = null; if($this->_useGlacier === true) { $channelMap = $this->_server->ice_router($this->_glacierRouter)->getChannels(); } else { $channelMap = $this->_server->getChannels(); } $i = 0; foreach ($channelMap as $channel) { foreach ($channel as $key => $value) { $channels[$i][$key] = $value; } $i++; } return $channels; } catch (Ice_Exception $ex) { $this->error($ex); } return false; } public function getBans() { try { $bans = array(); $banList = null; if ($this->_useGlacier === true) { $banList = $this->_server->ice_router($this->_glacierRouter)->getBans(); } else { $banList = $this->_server->getBans(); } $i = 0; foreach ($banList as $ban) { foreach ($ban as $key => $value) { $bans[$i][$key] = $value; } $i++; } return $bans; } catch (Ice_Exception $ex) { $this->error($ex); } return false; } public function newPlayer($name, $pw, $email = null) { try { $_id = null; $user = null; if ($this->_useGlacier === true) { $_id = $this->_server->ice_router($this->_glacierRouter)->registerPlayer($name); $user = $this->_server->ice_router($this->_glacierRouter)->getRegistration($_id); } else { $_id = $this->_server->registerPlayer($name); $user = $this->_server->getRegistration($_id); } $user->pw = $pw; $user->email = $email; if ($this->_useGlacier === true) { $this->_server->ice_router($this->_glacierRouter)->updateRegistration($user); } else { $this->_server->updateRegistration($user); } return $_id; } catch (Ice_Exception $ex) { $this->error($ex); } return false; } public function getRegisteredPlayers() { try { $playerIds = array(); if ($this->_useGlacier === true) { $idMap = $this->_server->ice_router($this->_glacierRouter)->getRegisteredPlayers(""); } else { $idMap = $this->_server->getRegisteredPlayers(""); } foreach ($idMap as $id) { $_tmpData = array(); foreach ($id as $_key => $_value) { $_tmpData[$_key] = $_value; } $playerIds[] = $_tmpData; } return $playerIds; } catch (Ice_Exception $ex) { $this->error($ex); } return false; } public function getRegisteredPlayer($name) { try { $player = array(); if ($this->_useGlacier === true) { $idMap = $this->_server->ice_router($this->_glacierRouter)->getRegisteredPlayers($name); } else { $idMap = $this->_server->getRegisteredPlayers($name); } foreach ($idMap as $id) { $_tmpData = array(); foreach ($id as $_key => $_value) { $_tmpData[$_key] = $_value; } $player = $_tmpData; } return $player; } catch (Ice_Exception $ex) { $this->error($ex); } return false; } public function updatePlayer($name, $pw = null, $email = '') { try { $playerData = $this->getRegisteredPlayer($name); if(count($playerData) === 0) return false; $_id = $playerData['playerid']; if($this->_useGlacier === true) { $user = $this->_server->ice_router($this->_glacierRouter)->getRegistration($_id); } else { $user = $this->_server->getRegistration($_id); } if(!empty($pw)) $user->pw = $pw; $user->email = $email; if($this->_useGlacier === true) { return $this->_server->ice_router($this->_glacierRouter)->updateRegistration($user); } else { return $this->_server->updateRegistration($user); } } catch (Ice_Exception $ex) { $this->error($ex); } return false; } public function deletePlayer($name) { try { $playerData = $this->getRegisteredPlayer($name); if(count($playerData) === 0) return false; $_id = $playerData['playerid']; if($this->_useGlacier === true) { return $this->_server->ice_router($this->_glacierRouter)->unregisterPlayer($_id); } else { return $this->_server->unregisterPlayer($_id); } } catch (Ice_Exception $ex) { $this->error($ex); } return false; } public function getAcl($channelId = 0) { try { $acls = array('acls' => array(), 'groups' => array(), 'inherit' => false); $_acls = null; $_groups = null; $_inherit = null; if ($this->_useGlacier === true) { $this->_server->ice_router($this->_glacierRouter)->getACL($channelId, $_acls, $_groups, $_inherit); } else { $this->_server->getACL($channelId, $_acls, $_groups, $_inherit); } if(!empty($_acls)) { foreach ($_acls as $acl) { $_tmpData = array(); foreach ($acl as $_key => $_value) { $_tmpData[$_key] = $_value; } $acls['acls'][] = $_tmpData; } } if(!empty($_groups)) { foreach ($_groups as $group) { $_tmpData = array(); foreach ($group as $_key => $_value) { $_tmpData[$_key] = $_value; } $acls['groups'][] = $_tmpData; } } $acls['inherit'] = $_inherit; return $acls; } catch (Ice_Exception $ex) { $this->error($ex); } return false; } public function setAcl($channelId, $acl) { try { $acls = null; foreach ($acl['acls'] as $aclPart) { $part = new Murmur_ACL(); foreach ($aclPart as $key => $val) { $part->$key = $val; } $acls[] = $part; unset($part); } $groups = null; foreach ($acl['groups'] as $groupPart) { $part = new Murmur_Group(); foreach ($groupPart as $key => $val) { $part->$key = $val; } $groups[] = $part; unset($part); } if ($this->_useGlacier === true) { $this->_server->ice_router($this->_glacierRouter)->setACL($channelId, $acls, $groups, $acl['inherit']); } else { $this->_server->setACL($channelId, $acls, $groups, $acl['inherit']); } } catch (Ice_Exception $ex) { $this->error($ex); } return false; } } |
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