課程

/運維&測試

/Linux

/shell編程之條件判斷與流程控制

#!/bin/bash

status=$(ps?aux?|?grep?httpd?|?grep?-v?grep)

if?[?-n?"$status"?]
????????then
????????????????echo?"$(date)?http?is?ok"
????????else
????????????????echo?"$(date)?http?is?down"
????????????????/etc/rc.d/init.d/httpd?start
fi