From dbc0d9614421e064cc62aacf116ebb783c83f2f3 Mon Sep 17 00:00:00 2001 From: Jonathan Bauer Date: Fri, 1 Apr 2016 16:50:13 +0200 Subject: [merge] merging c3sl / fr - initial commit --- modules/systemstatus/module.inc.php | 361 ++++++++++++++++++++++++++++++++++++ 1 file changed, 361 insertions(+) create mode 100644 modules/systemstatus/module.inc.php (limited to 'modules/systemstatus/module.inc.php') diff --git a/modules/systemstatus/module.inc.php b/modules/systemstatus/module.inc.php new file mode 100644 index 00000000..2a5382e1 --- /dev/null +++ b/modules/systemstatus/module.inc.php @@ -0,0 +1,361 @@ +rebootTask = Taskmanager::submit('Reboot'); + } + } + + protected function doRender() + { + $data = array(); + if (is_array($this->rebootTask) && isset($this->rebootTask['id'])) { + $data['rebootTask'] = $this->rebootTask['id']; + } + Render::addScriptTop('custom'); + Render::addScriptBottom('circles.min'); + 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'); // TODO: i18n + } + $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)), '
'; + } + + protected function ajaxLdadpLog() + { + $files = glob('/var/log/ldadp/*.log', GLOB_NOSORT); + if ($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); + $module = ConfigModule::get($out[1]); + 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)), '
'; + } + } + + 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), '
'; + } + + 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), '
'; + } + + 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); + } + +} -- cgit v1.2.3-55-g7522