66 lines
1.1 KiB
PHP
66 lines
1.1 KiB
PHP
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<?php
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namespace think\swoole;
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use Swoole\Process;
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class PidManager
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{
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/** @var string */
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protected $file;
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public function __construct(string $file)
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{
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$this->file = $file;
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}
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public function getPid()
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{
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if (is_readable($this->file)) {
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return (int) file_get_contents($this->file);
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}
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return 0;
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}
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/**
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* 是否运行中
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* @return bool
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*/
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public function isRunning()
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{
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$pid = $this->getPid();
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return $pid > 0 && Process::kill($pid, 0);
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}
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/**
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* Kill process.
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*
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* @param int $sig
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* @param int $wait
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*
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* @return bool
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*/
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public function killProcess($sig, $wait = 0)
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{
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$pid = $this->getPid();
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$pid > 0 && Process::kill($pid, $sig);
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if ($wait) {
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$start = time();
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do {
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if (!$this->isRunning()) {
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break;
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}
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usleep(100000);
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} while (time() < $start + $wait);
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}
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return $this->isRunning();
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}
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}
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