关于Linux端php实现守护进程
关于Linux端php实现守护进程
1.编写服务端php脚本
test.php / test
- #!/usr/local/php/bin/php
- <?php
- ......
2.执行进程 ./test >> /tmp/log.txt & (后台进程)
3.守护进程
- #!/usr/local/php/bin/php
- <?php
- $lock_file = realpath($_SERVER['PHP_SELF']).'.lock';
- $lock_file_handle = fopen($lock_file,'w');
- if ($lock_file_handle === false) {
- die("Can not create lock ");
- }
- if (!flock($lock_file_handle,LOCK_EX + LOCK_NB)) {
- die("Process already exists.\n");
- }
3.查看守护进程 ps -ef | grep php
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