shell 脚本抓取android logcat和kernel log，以及删除旧的log

#!/bin/sh YWLOGPATH=/mnt/sdcard2/ywlog YWLOGBACK=/mnt/sdcard2/logback LOGTYPE=androidlog count=0 filepath=$YWLOGPATH/$LOGTYPE.txt LOGLEVEL=I if [ ! -d $YWLOGPATH ] then mkdir -p $YWLOGPATH chmod -R 666 $YWLOGPATH chmod 775 $YWLOGPATH else path=$YWLOGBACK/back_`date "+%Y-%m-%d-%H-%M"` mkdir -p $path cp -rf $YWLOGPATH $path rm $YWLOGPATH/* fi while [ : ] do if [ `getprop "persist.sys.ywlog.enable"` = "yes" ];then LOGLEVEL=`getprop "persist.sys.ywlog.level"` if [ ! "$LOGLEVEL" ];then LOGLEVEL=I fi if [ -e $filepath ];then filesize=`du -sm $filepath | busybox awk '{print $1}'` else filesize=0 fi if [ $filesize -gt 10 -o $count -eq 0 ] then if [ $count -eq 0 ];then logcat -vtime -s "*:$LOGLEVEL" > $filepath & chmod 666 $filepath count=1 else logpid=`busybox pidof logcat` kill -9 $logpid wait busybox fuser -k $filepath wait LOGTMPNM=$YWLOGPATH/$LOGTYPE`date "+%Y-%m-%d-%H-%M"`.log mv $filepath $LOGTMPNM chmod 666 $LOGTMPNM logcat -vtime -s "*:$LOGLEVEL" > $filepath & chmod 666 $filepath fi fi sleep 20 else if [ $count -eq 1 ];then count=0 logpid=`busybox pidof logcat` kill -9 $logpid wait busybox fuser -k $filepath wait mv $filepath $YWLOGPATH/$LOGTYPE`date "+%Y-%m-%d-%H-%M"`.log fi sleep 10 fi done