/**
* Execute command
*
* @param InputInterface $input Input instance
* @param OutputInterface $output Output instance
*
* @return int|null|void
*/
public function execute(InputInterface $input, OutputInterface $output)
{
$versionList = array();
// ############################
// System (LSB Version)
// ############################
$versionRow = array('system' => 'System', 'version' => UnixUtility::lsbSystemDescription());
$versionList[] = array_values($versionRow);
// ############################
// PHP
// ############################
$versionList[] = array('PHP', phpversion());
// ############################
// MySQL
// ############################
$query = 'SHOW VARIABLES LIKE \'version\'';
$versionRow = DatabaseConnection::getList($query);
$versionList[] = array('MySQL', $versionRow['version']);
// ############################
// Apache
// ############################
$versionRow = array('system' => 'Apache', 'version' => 'Unknown');
$command = new CommandBuilder('apache2ctl', '-v');
$command->setOutputRedirect(CommandBuilder::OUTPUT_REDIRECT_NO_STDERR);
$execOutput = $command->execute()->getOutput();
foreach ($execOutput as $execOutputLine) {
if (strpos($execOutputLine, ':') !== false) {
list($tmpKey, $tmpVersion) = explode(':', trim($execOutputLine), 2);
switch (strtolower($tmpKey)) {
case 'server version':
$versionRow['version'] = trim($tmpVersion);
break;
}
}
}
$versionList[] = array_values($versionRow);
// ############################
// Docker
// ############################
$versionRow = array('system' => 'Docker', 'version' => \CliTools\Utility\UnixUtility::dockerVersion());
$versionList[] = array_values($versionRow);
// ############################
// CliTools
// ############################
$versionList[] = array('CliTools', CLITOOLS_COMMAND_VERSION);
// ########################
// Output
// ########################
/** @var \Symfony\Component\Console\Helper\Table $table */
$table = new Table($output);
$table->setHeaders(array('System', 'Version'));
foreach ($versionList as $versionRow) {
$table->addRow(array_values($versionRow));
}
$table->render();
return 0;
}
/**
* Generate system info
*
* @return string
*/
protected function generateSystemInfo()
{
$ret = array();
$leftCol = array();
$rightCol = array();
// ##################
// Left: System info
// ##################
$labelLength = 12;
$bytesPadding = 10;
$cpuCount = UnixUtility::cpuCount();
$memSize = FormatUtility::bytes(UnixUtility::memorySize());
$kernelVersion = UnixUtility::kernelVersion();
$dockerVersion = UnixUtility::dockerVersion();
$mountInfoList = UnixUtility::mountInfoList();
// Padding
$memSize = str_pad($memSize, $bytesPadding, ' ', STR_PAD_LEFT);
// Basic sys informations
$leftCol[] = str_pad('Linux', $labelLength, ' ', STR_PAD_LEFT) . ': ' . $kernelVersion;
if (!empty($dockerVersion)) {
$leftCol[] = str_pad('Docker', $labelLength, ' ', STR_PAD_LEFT) . ': ' . $dockerVersion;
}
$leftCol[] = str_pad('CPU', $labelLength, ' ', STR_PAD_LEFT) . ': ' . $cpuCount . ' Cores';
$leftCol[] = str_pad('Memory', $labelLength, ' ', STR_PAD_LEFT) . ': ' . $memSize;
// Mount info list
foreach ($mountInfoList as $mount => $stats) {
$capacity = FormatUtility::bytes($stats['capacity']);
$usage = $stats['usage'];
if ($mount === '/') {
$mount = 'root';
}
// padding
$mount = str_pad($mount, $labelLength, ' ', STR_PAD_LEFT);
$capacity = str_pad($capacity, $bytesPadding, ' ', STR_PAD_LEFT);
$leftCol[] = $mount . ': ' . $capacity . ' (' . $usage . ' in use)';
}
// ##################
// Right: Network interfaces
// ##################
$labelLength = 6;
// Network list (but not docker interfaces)
$netInterfaceList = UnixUtility::networkInterfaceList('/^((?!docker).)*$/i');
foreach ($netInterfaceList as $netName => $netConf) {
$netName = str_pad($netName, $labelLength, ' ', STR_PAD_LEFT);
$rightCol[] = $netName . ': ' . $netConf['ipaddress'];
}
// ##################
// Build output
// ##################
// Get max number of rows
$maxLines = max(count($leftCol), count($rightCol));
$colLeftWidth = 54;
$colRightWidth = 30;
for ($i = 0; $i < $maxLines; $i++) {
$leftColLine = '';
$rightColLine = '';
// Get col-cell if available
if (isset($leftCol[$i])) {
$leftColLine = $leftCol[$i];
}
// Get col-cell if available
if (isset($rightCol[$i])) {
$rightColLine = $rightCol[$i];
}
// Fill with required length
$leftColLine = str_pad($leftColLine, $colLeftWidth, ' ', STR_PAD_RIGHT);
$rightColLine = str_pad($rightColLine, $colRightWidth, ' ', STR_PAD_RIGHT);
// Fix max length
$leftColLine = substr($leftColLine, 0, $colLeftWidth);
$rightColLine = substr($rightColLine, 0, $colRightWidth);
// Build table row
$ret[] = $leftColLine . $rightColLine;
}
return implode("\n", $ret);
}
