摘要：
state : absent, directory, file, hard, link, touch Change File Attributes ansible all -m file -a 'path=/root/bb owner=laconic group=laconic mode=7777' 阅读全文
摘要：
https://superuser.com/questions/710253/allow-non-root-process-to-bind-to-port-80-and-443 google search linux listen port 80 non-root 阅读全文