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清除日志(log)的shell脚本 代码如下: #!/bin/bash LOG_DIR=/var/log ROOT_UID=0 LINES=50 E_XCD=66 E_NOTROOT=67 if [ "$UID" -ne "$ROOT_UID" ] then echo "Must be root to run this script." exit $E_NOTROOT fi if [ -n "$1" ] then lines=$1 else lines=$LINES fi cd $LOG_DIR if [ `pwd` != "$LOG_DIR" ] then echo "Can't change to $LOG_DIR." exit $E_XCD fi tail -$lines messages > mesg.temp mv mesg.temp messages echo "Logs cleaned up." exit 0 (责任编辑：IT) |