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Command.php
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Command.php
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<?php
/* *****************************************************************
* @Author: wushuiyong
* @Created Time : 五 7/31 22:42:32 2015
*
* @File Name: command/Command.php
* @Description:
* *****************************************************************/
namespace app\components;
class Command
{
protected static $LOGDIR = '';
/**
* Handler to the current Log File.
*
* @var mixed
*/
protected static $logFile = null;
/**
* Config
*
* @var \walle\config\Config
*/
protected $config;
/**
* 命令运行返回值：0失败，1成功
*
* @var int
*/
protected $status = 1;
protected $command = '';
protected $log = null;
/**
* 加载配置
*
* @param $config
* @return $this
* @throws \Exception
*/
public function __construct($config)
{
if ($config) {
$this->config = $config;
} else {
throw new \Exception(\yii::t('walle', 'unknown config'));
}
}
/**
* 执行本地宿主机命令
*
* @param $command
* @return bool|int true 成功，false 失败
*/
final public function runLocalCommand($command)
{
$command = trim($command);
$this->log('---------------------------------');
$this->log('---- Executing: $ ' . $command);
$status = 1;
$log = '';
exec($command . ' 2>&1', $log, $status);
// 执行过的命令
$this->command = $command;
// 执行的状态
$this->status = !$status;
// 操作日志
$log = implode(PHP_EOL, $log);
$this->log = trim($log);
$this->log($log);
$this->log('---------------------------------');
return $this->status;
}
/**
* 执行远程目标机器命令
*
* @param string $command
* @param integer $delay 每台机器延迟执行post_release任务间隔, 不推荐使用, 仅当业务无法平滑重启时使用
* @return bool
*/
final public function runRemoteCommand($command, $delay = 0)
{
$this->log = '';
$needTTY = '-T';
foreach (GlobalHelper::str2arr($this->getConfig()->hosts) as $remoteHost) {
$localCommand = sprintf('ssh %s -p %d -q -o UserKnownHostsFile=/dev/null -o StrictHostKeyChecking=no -o CheckHostIP=false %s@%s %s',
$needTTY, $this->getHostPort($remoteHost), escapeshellarg($this->getConfig()->release_user),
escapeshellarg($this->getHostName($remoteHost)), escapeshellarg($command));
if ($delay > 0) {
// 每台机器延迟执行post_release任务间隔, 不推荐使用, 仅当业务无法平滑重启时使用
static::log(sprintf('Sleep: %d s', $delay));
sleep($delay);
}
static::log('Run remote command ' . $command);
$log = $this->log;
$this->status = $this->runLocalCommand($localCommand);
$this->log = $log . (($log ? PHP_EOL : '') . $remoteHost . ' : ' . $this->log);
if (!$this->status) {
return false;
}
}
return true;
}
/**
* 加载配置
*
* @param $config
* @return $this
* @throws \Exception
*/
public function setConfig($config)
{
if ($config) {
$this->config = $config;
} else {
throw new \Exception(\yii::t('walle', 'unknown config'));
}
return $this;
}
/**
* 获取配置
*
* @return \walle\config\Config
*/
protected function getConfig()
{
return $this->config;
}
public static function log($message)
{
if (empty(\Yii::$app->params['log.dir'])) {
return;
}
$logDir = \Yii::$app->params['log.dir'];
if (is_dir($logDir) === false && mkdir($logDir, 0777, true) === false) {
return;
}
$logFile = realpath($logDir) . '/walle-' . date('Ymd') . '.log';
if (self::$logFile === null) {
self::$logFile = fopen($logFile, 'a');
}
$message = date('Y-m-d H:i:s -- ') . $message;
fwrite(self::$logFile, $message . PHP_EOL);
}
/**
* 获取执行command
*
* @author wushuiyong
* @return string
*/
public function getExeCommand()
{
return $this->command;
}
/**
* 获取执行log
*
* @author wushuiyong
* @return string
*/
public function getExeLog()
{
return $this->log;
}
/**
* 获取执行log
*
* @author wushuiyong
* @return string
*/
public function getExeStatus()
{
return $this->status;
}
/**
* 获取耗时毫秒数
*
* @return int
*/
public static function getMs()
{
return intval(microtime(true) * 1000);
}
/**
* 获取目标机器的ip或别名
*
* @param $host
* @return mixed
*/
protected function getHostName($host)
{
list($hostName,) = explode(':', $host);
return $hostName;
}
/**
* 获取目标机器的ssh端口
*
* @param $host
* @param int $default
* @return int
*/
protected function getHostPort($host, $default = 22)
{
$hostInfo = explode(':', $host);
return !empty($hostInfo[1]) ? $hostInfo[1] : $default;
}
}