rebootTask = Taskmanager::submit('Reboot'); } } protected function doRender() { $data = array(); if (is_array($this->rebootTask) && isset($this->rebootTask['id'])) { $data['rebootTask'] = $this->rebootTask['id']; } Render::addTemplate('_page', $data); } protected function doAjax() { User::load(); if (!User::isLoggedIn()) return; $action = 'ajax' . Request::any('action'); if (method_exists($this, $action)) { $this->$action(); Message::renderList(); } else { echo "Action $action not known in " . get_class(); } } protected function ajaxDmsdUsers() { $ret = Download::asStringPost('http://127.0.0.1:9080/status/fileserver', false, 2, $code); if ($code != 200) { Header('HTTP/1.1 502 Internal Server Error'); die('Internal Server Wurst'); } $data = @json_decode($ret, true); if (is_array($data)) { $ret = 'Uploads: ' . $data['activeUploads'] . ', Downloads: ' . $data['activeDownloads']; } else { $ret = '???'; } die($ret); } protected function ajaxDiskStat() { $task = Taskmanager::submit('DiskStat'); if ($task === false) return; $task = Taskmanager::waitComplete($task, 3000); if (!isset($task['data']['list']) || empty($task['data']['list'])) { Taskmanager::addErrorMessage($task); return; } $store = Property::getVmStoreUrl(); $storeUsage = false; $systemUsage = false; if ($store !== false) { if ($store === '') $storePoint = '/'; else $storePoint = CONFIG_VMSTORE_DIR; // Determine free space foreach ($task['data']['list'] as $entry) { if ($entry['mountPoint'] === $storePoint) { $storeUsage = array( 'percent' => $entry['usedPercent'], 'size' => Util::readableFileSize($entry['sizeKb'] * 1024), 'free' => Util::readableFileSize($entry['freeKb'] * 1024), 'color' => $this->usageColor($entry['usedPercent']) ); } if ($entry['mountPoint'] === '/') { $systemUsage = array( 'percent' => $entry['usedPercent'], 'size' => Util::readableFileSize($entry['sizeKb'] * 1024), 'free' => Util::readableFileSize($entry['freeKb'] * 1024), 'color' => $this->usageColor($entry['usedPercent']) ); } } $data = array( 'store' => $storeUsage, 'system' => $systemUsage ); // Determine if proper vm store is being used if ($store !== '') { $data['storeMissing'] = $store; } foreach ($task['data']['list'] as $entry) { if ($entry['mountPoint'] !== CONFIG_VMSTORE_DIR) continue; if ($store !== $entry['fileSystem']) { $data['wrongStore'] = $entry['fileSystem']; break; } $data['storeMissing'] = false; } } else { $data['notConfigured'] = true; } echo Render::parse('diskstat', $data); } protected function ajaxAddressList() { $task = Taskmanager::submit('LocalAddressesList'); if ($task === false) return; $task = Taskmanager::waitComplete($task, 3000); if (!isset($task['data']['addresses']) || empty($task['data']['addresses'])) { Taskmanager::addErrorMessage($task); return; } $sort = array(); $primary = Property::getServerIp(); foreach ($task['data']['addresses'] as &$addr) { $sort[] = $addr['type'] . $addr['ip']; if ($addr['ip'] === $primary) $addr['primary'] = true; } array_multisort($sort, SORT_STRING, $task['data']['addresses']); echo Render::parse('addresses', array( 'addresses' => $task['data']['addresses'] )); } private function sysInfo() { $data = array(); $memInfo = file_get_contents('/proc/meminfo'); $stat = file_get_contents('/proc/stat'); preg_match_all('/\b(\w+):\s+(\d+)\s/s', $memInfo, $out, PREG_SET_ORDER); foreach ($out as $e) { $data[$e[1]] = $e[2]; } if (preg_match('/\bcpu\s+(?\d+)\s+(?\d+)\s+(?\d+)\s+(?\d+)\s+(?\d+)\s+(?\d+)\s+(?\d+)(\s|$)/', $stat, $out)) { $data['CpuTotal'] = $out['user'] + $out['nice'] + $out['system'] + $out['idle'] + $out['iowait'] + $out['irq'] + $out['softirq']; $data['CpuIdle'] = $out['idle'] + $out['iowait']; $data['CpuSystem'] = $out['irq'] + $out['softirq']; } return $data; } protected function ajaxSystemInfo() { $cpuInfo = file_get_contents('/proc/cpuinfo'); $uptime = file_get_contents('/proc/uptime'); $cpuCount = preg_match_all('/\bprocessor\s/', $cpuInfo, $out); //$cpuCount = count($out); $data = array( 'cpuCount' => $cpuCount, 'memTotal' => '???', 'memFree' => '???', 'swapTotal' => '???', 'swapUsed' => '???', 'uptime' => '???' ); if (preg_match('/^(\d+)\D/', $uptime, $out)) { $data['uptime'] = floor($out[1] / 86400) . ' ' . Dictionary::translate('lang_days') . ', ' . floor(($out[1] % 86400) / 3600) . ' ' . Dictionary::translate('lang_hours'); } $info = $this->sysInfo(); if (isset($info['MemTotal']) && isset($info['MemFree']) && isset($info['SwapTotal'])) { $data['memTotal'] = Util::readableFileSize($info['MemTotal'] * 1024); $data['memFree'] = Util::readableFileSize(($info['MemFree'] + $info['Buffers'] + $info['Cached']) * 1024); $data['memPercent'] = 100 - round((($info['MemFree'] + $info['Buffers'] + $info['Cached']) / $info['MemTotal']) * 100); $data['swapTotal'] = Util::readableFileSize($info['SwapTotal'] * 1024); $data['swapUsed'] = Util::readableFileSize(($info['SwapTotal'] - $info['SwapFree']) * 1024); $data['swapPercent'] = 100 - round(($info['SwapFree'] / $info['SwapTotal']) * 100); $data['swapWarning'] = ($data['swapPercent'] > 50 || ($info['SwapTotal'] - $info['SwapFree']) > 200000); } if (isset($info['CpuIdle']) && isset($info['CpuSystem']) && isset($info['CpuTotal'])) { $data['cpuLoad'] = 100 - round(($info['CpuIdle'] / $info['CpuTotal']) * 100); $data['cpuSystem'] = round(($info['CpuSystem'] / $info['CpuTotal']) * 100); $data['cpuLoadOk'] = true; $data['CpuTotal'] = $info['CpuTotal']; $data['CpuIdle'] = $info['CpuIdle']; } echo Render::parse('systeminfo', $data); } protected function ajaxSysPoll() { $info = $this->sysInfo(); $data = array( 'CpuTotal' => $info['CpuTotal'], 'CpuIdle' => $info['CpuIdle'], 'MemPercent' => 100 - round((($info['MemFree'] + $info['Buffers'] + $info['Cached']) / $info['MemTotal']) * 100), 'SwapPercent' => 100 - round(($info['SwapFree'] / $info['SwapTotal']) * 100) ); Header('Content-Type: application/json; charset=utf-8'); die(json_encode($data)); } protected function ajaxServices() { $data = array(); $taskId = Trigger::ldadp(); if ($taskId === false) return; $status = Taskmanager::waitComplete($taskId, 10000); if (Taskmanager::isFailed($status)) { if (isset($status['data']['messages'])) $data['ldadpError'] = $status['data']['messages']; else $data['ldadpError'] = 'Taskmanager error'; } // TODO: Dozentenmodul, tftp, ... echo Render::parse('services', $data); } protected function ajaxDmsdLog() { $fh = @fopen('/var/log/dmsd.log', 'r'); if ($fh === false) { echo 'Error opening log file'; return; } fseek($fh, -6000, SEEK_END); $data = fread($fh, 6000); @fclose($fh); if ($data === false) { echo 'Error reading from log file'; return; } // If we could read less, try the .1 file too $amount = 6000 - strlen($data); if ($amount > 100) { $fh = @fopen('/var/log/dmsd.log.1', 'r'); if ($fh !== false) { fseek($fh, -$amount, SEEK_END); $data = fread($fh, $amount) . $data; @fclose($fh); } } if (strlen($data) < 5990) { $start = 0; } else { $start = strpos($data, "\n") + 1; } echo '

', htmlspecialchars(substr($data, $start), ENT_QUOTES | ENT_SUBSTITUTE, 'UTF-8'), '

'; } protected function ajaxLighttpdLog() { $fh = @fopen('/var/log/lighttpd/error.log', 'r'); if ($fh === false) { echo 'Error opening log file'; return; } fseek($fh, -6000, SEEK_END); $data = fread($fh, 6000); @fclose($fh); if ($data === false) { echo 'Error reading from log file'; return; } // If we could read less, try the .1 file too $amount = 6000 - strlen($data); if ($amount > 100) { $fh = @fopen('/var/log/lighttpd/error.log.1', 'r'); if ($fh !== false) { fseek($fh, -$amount, SEEK_END); $data = fread($fh, $amount) . $data; @fclose($fh); } } if (strlen($data) < 5990) { $start = 0; } else { $start = strpos($data, "\n") + 1; } echo '

', htmlspecialchars(substr($data, $start), ENT_QUOTES | ENT_SUBSTITUTE, 'UTF-8'), '

'; } protected function ajaxLdadpLog() { $haveSysconfig = Module::isAvailable('sysconfig'); $files = glob('/var/log/ldadp/*.log', GLOB_NOSORT); if ($files === false || empty($files)) echo('No logs found'); $now = time(); foreach ($files as $file) { $mod = filemtime($file); if ($now - $mod > 86400) continue; // New enough - handle preg_match(',/(\d+)\.log,', $file, $out); $module = $haveSysconfig ? ConfigModule::get($out[1]) : false; if ($module === false) { echo '

Module ', $out[1], '

'; } else { echo '

Module ', htmlspecialchars($module->title()), '

'; } $fh = @fopen($file, 'r'); if ($fh === false) { echo '

Error opening log file

'; continue; } fseek($fh, -5000, SEEK_END); $data = fread($fh, 5000); @fclose($fh); if ($data === false) { echo '

Error reading from log file

'; continue; } if (strlen($data) < 4990) { $start = 0; } else { $start = strpos($data, "\n") + 1; } echo '

', htmlspecialchars(substr($data, $start), ENT_QUOTES | ENT_SUBSTITUTE, 'UTF-8'), '

'; } } protected function ajaxNetstat() { $taskId = Taskmanager::submit('Netstat'); if ($taskId === false) return; $status = Taskmanager::waitComplete($taskId, 3500); if (isset($status['data']['messages'])) $data = $status['data']['messages']; else $data = 'Taskmanager error'; echo '

', htmlspecialchars($data, ENT_QUOTES | ENT_SUBSTITUTE, 'UTF-8'), '

'; } protected function ajaxPsList() { $taskId = Taskmanager::submit('PsList'); if ($taskId === false) return; $status = Taskmanager::waitComplete($taskId, 3500); if (isset($status['data']['messages'])) $data = $status['data']['messages']; else $data = 'Taskmanager error'; echo '

', htmlspecialchars($data, ENT_QUOTES | ENT_SUBSTITUTE, 'UTF-8'), '

'; } private function usageColor($percent) { if ($percent <= 50) { $r = $b = $percent / 3; $g = (100 - $percent * (50 / 80)); } elseif ($percent <= 70) { $r = 55 + ($percent - 50) * (30 / 20); $g = 60; $b = 0; } else { $r = ($percent - 70) / 3 + 90; $g = (100 - $percent) * (60 / 30); $b = 0; } $r = dechex(round($r * 2.55)); $g = dechex(round($g * 2.55)); $b = dechex(round($b * 2.55)); return sprintf("%02s%02s%02s", $r, $g, $b); } }