自用shell脚本

#!/bin/bash #2011-09-07 zhaoyun write while [ 1 ]  do NULL=/dev/null status=`cat /etc/keepalived/keepalived.conf |grep state |awk '{print $2}'` echo $status > .status VIP=`cat /etc/keepalived/keepalived.conf |sed -n '15p' | awk -F/.* '{print $1}'` INTERFACE=`cat /etc/keepalived/keepalived.conf |grep interface |awk '{print $2}'` RUNTIME=3 TRUSTRUN=`nc -vv -z localhost 6443 2>$NULL ; echo $?` LOADFILE=/ssl/bin/LoadBalance.config FPAT=/ssl/bin/LoadBalance.config.bak LOADFILEOK=`cat /etc/rc.local |grep /ssl/bin/LoadBalance.config >$NULL ; echo $?`  if [ $LOADFILEOK -eq 1 ] ; then sed -i '/touch/a\cp -rf /ssl/bin/LoadBalance.config.bak /ssl/bin/LoadBalance.config' /etc/rc.local   fi       if [ $TRUSTRUN -eq 0 ] ; then               if [ -e $LOADFILE ] ; then mv  $LOADFILE $FPAT ipvsadm -C               fi time=`date +"%Y-%m-%d %H:%M:%S"` status=`cat /etc/keepalived/keepalived.conf |grep state |awk '{print $2}'` echo $status > .status INTERFACE=`cat /etc/keepalived/keepalived.conf |grep interface |awk '{print $2}'` NULL=/dev/null LOG=/var/log/keepalived.log BACKUP=`cat /ssl/bin/Vrrpd.config |grep PeerHost |awk -F'<PeerHost>' '{print $2}' |awk -F'</PeerHost>' '{print $1}'` MASTER=`cat /ssl/bin/Vrrpd.config |grep PeerHost |awk -F'<PeerHost>' '{print $2}' |awk -F'</PeerHost>' '{print $1}'` VIP=`cat /etc/keepalived/keepalived.conf |sed -n '15p' | awk -F/.* '{print $1}'` STATA=`grep MASTER .status > $NULL ; echo $?` STATB=`grep BACKUP .status > $NULL ; echo $?` PID=`ps aux |grep "keepalived -D" | grep -v grep > $NULL ; echo $?` touch .STA A=`cat .STA` PING="ping -c 3 -i 0.00000001 -w 1" NC="nc -n -vv -z -w 1"             if [ $PID -eq 0 ] ; then               echo \ ; echo \ >>$LOG                echo $time keepalived - - - is - - - running @*****@>>$LOG  if [ $STATA -eq 0 ] ; then IP=`ip add list |grep $VIP >$NULL ; echo $?` SPORT=`nc -vv -z -w 1 localhost 443 2>$NULL ; echo $?`        if [ $IP -eq 0 ] && [ $SPORT -eq 0 ]; then time=`date +"%Y-%m-%d %H:%M:%S"`               echo \ ; echo \ >>$LOG              echo $time   vip - - - is  - - -  OK !@!@!@!  >> $LOG               echo \ ; echo \ >>$LOG              echo $time status - - -  is - - - MASTER >> $LOG         else             echo $INTERFACE |xargs ip addr add $VIP  dev                echo \ ; echo \ >>$LOG              echo $time add $VIP for $INTERFACE to master ok ! >>$LOG service keepalived restart                echo \ ; echo \ >>$LOG   echo $time  Sending gratuitous ARPs on $INTERFACE for $VIP >>$LOG sleep 3 date +%s >.timea        fi STA=`$PING $BACKUP >$NULL  ; echo $? `            echo $STA > .STA          if [ $STA -eq 0 ] ; then               echo \ ; echo \ >>$LOG              echo $time BACKUP - - -  is - - -  alive >> $LOG                 if [ $SPORT -eq 1 ] ; then                     echo $INTERFACE |xargs ip addr del $VIP  dev               echo \ ; echo \ >>$LOG                       echo $time remove $VIP for $INTERFACE in master ok ! >>$LOG               echo \ ; echo \ >>$LOG                       echo $time  ssl_port --- is --- closed >> $LOG               echo \ ; echo \ >>$LOG                   fi          fi       if [ $A -gt 0 ] ; then          service keepalived restart >$NULL               echo \ ; echo \ >>$LOG   echo $time Sending gratuitous ARPs on $INTERFACE for $VIP >>$LOG sleep 3 date +%s >.timea              fi

OLDTIME=`cat .timea` NOWTIME=`date +%s` RTIME=`echo "$NOWTIME-$OLDTIME" | bc` RETIME=115        if [ $IP -eq 0 ] && [ $SPORT -eq 0 ]; then           if [ $RTIME -gt $RETIME ] ; then                  service keepalived restart               echo \ ; echo \ >>$LOG   echo $time Sending gratuitous ARPs on $INTERFACE for $VIP >>$LOG sleep 3 date +%s >.timea           fi        fi fi

#backup part

  if [ $STATB -eq 0 ] ; then  ROUTEID=`grep 51 /etc/keepalived/keepalived.conf >/dev/null ; echo $?`           if [ $ROUTEID -eq 0 ] ; then sed -i '5s/51/52/' /etc/keepalived/keepalived.conf            fi STB=`$PING  $MASTER  > $NULL ; echo $? ` IP=`ip add list |grep $VIP   >$NULL ; echo $?` SSLPORT=`$NC  $MASTER 443 2>$NULL ; echo $?`      if [ $STB -eq 0 ] && [ $SSLPORT -eq 0 ] ; then time=`date +"%Y-%m-%d %H:%M:%S"`               echo \ ; echo \ >>$LOG                  echo $time MASTER - - -  is - - -  alived >> $LOG               echo \ ; echo \ >>$LOG                  echo $time status - - - is - - - BACKUP >> $LOG                       echo 1 >.sta              if [ $IP -eq 0 ] ; then IPSTAT=`ip addr list |grep $VIP | wc -l `          if  [ $IPSTAT -eq 2 ] ; then                   echo $INTERFACE |xargs ip addr del $VIP dev 2>>$NULL               echo \ ; echo \ >>$LOG                     echo $time  Remove $VIP for $INTERFACE in backup ok !  >>$LOG          fi              fi      else        ST=`cat .sta`  if [ $ST -eq 1 ] ; then service keepalived restart               echo \ ; echo \ >>$LOG   echo $time  Sending gratuitous ARPs on $INTERFACE for $VIP from backup 1 >>$LOG echo 0 >.sta  fi         if [ $IP -eq 0 ] ; then               echo \ ; echo \ >>$LOG              echo $time master - - - is - - -  shutdown >> $LOG            echo $time   vip  - - -  is  - - -   ok >>$LOG            echo $time  now -- status --  is --   MASTER >> $LOG         else time=`date +"%Y-%m-%d %H:%M:%S"`               echo \ ; echo \ >>$LOG              echo $time "status is -------->>>>>>>  MASTER" >>$LOG            echo $INTERFACE |xargs ip addr add $VIP  dev            echo $time Add $VIP for $INTERFACE to backup ok 1 ! ! >>$LOG service keepalived restart >$NULL               echo \ ; echo \ >>$LOG   echo $time  Sending gratuitous ARPs on $INTERFACE for $VIP from backup 2 >>$LOG echo 0 >.sta sleep 10              fi      fi     fi        else time=`date +"%Y-%m-%d %H:%M:%S"` IP=`ip add list |grep $VIP  >$NULL  ; echo $?`        if [ $IP -eq 0 ] ; then LINE=`wc -l $FPAT |awk '{print $1}'`            if [ $LINE -gt 3 ] ; then               echo \ ; echo \ >>$LOG                echo $time  Load balance - is -  running 1 >$NULL              echo $time  keepalived  - - - not - - -  running 1 >>$LOG            else                echo \ ; echo \ >>$LOG                echo $INTERFACE |xargs ip addr del $VIP dev 2> $NULL              echo $time  keepalived  - - - not - - -  running 2 >>$LOG            fi        else           echo $INTERFACE |xargs ip addr del $VIP dev 2> $NULL               echo \ ; echo \ >>$LOG            echo $time  keepalived  - - - not - - -  running  3 >>$LOG        fi fi

#loadbalance

LINE=`wc -l $FPAT |awk '{print $1}'`            if [ $LINE -gt 3 ] ; then time=`date +"%Y-%m-%d %H:%M:%S"`               echo \ ; echo \ >>$LOG                echo $time  Load balance - - -  is  - - -   running @*****@ >>$LOG   if [ $STATA -eq 0 ] ; then             if [ $PID -eq 0 ] ; then         echo keepalived running >$NULL             else        IP=`ip add list |grep $VIP  >$NULL  ; echo $?`                if [ $IP -eq 0 ] ; then                    echo vip is ok >$NULL                else              echo $INTERFACE |xargs ip addr add $VIP dev 2> $NULL                 fi             fi       PIDLINE=`ipvsadm -L -n | wc -l` OUTPUTIP1=`cat $FPAT | sed -n '6p' | awk -F'<Addr_Out>' '{print $2}' |awk -F'</Addr_Out>' '{print $1}'` INPUTIP1=`cat $FPAT |sed -n '9p' | awk -F'<Addr_In>' '{print $2}' |awk -F'</Addr_In>' '{print $1}'` OUTPUTIP2=`cat $FPAT | sed -n '15p' | awk -F '<Addr_Out>' '{print $2}' |awk -F'</Addr_Out>' '{print $1}'` INPUTIP2=`cat $FPAT | sed -n '18p' | awk -F'<Addr_In>' '{print $2}' |awk -F'</Addr_In>' '{print $1}'` OUTPUTPORT1=`cat $FPAT | sed -n '7p' |awk -F'<Port_Out_Uni>' '{print $2}'|awk -F'</Port_Out_Uni>' '{print $1}'` OUTPUTPORT2=`cat $FPAT | sed -n '8p' |awk -F'<Port_Out_Bi>' '{print $2}'|awk -F'</Port_Out_Bi>' '{print $1}'` OUTVIP=`cat /etc/keepalived/keepalived.conf |sed -n '15p' | awk -F/.* '{print $1}'` INVIP=192.168.0.99 INFACE=eth3   LINE=`wc -l $FPAT |awk '{print $1}'` LINEB=`wc -l $FPAT |awk '{print $1}'`                       if [ $LINEB -gt 22 ] ; then OUTPUTIP3=`cat $FPAT |sed -n '24p'| awk -F '<Addr_Out>' '{print $2}' |awk -F'</Addr_Out>' '{print $1}'` INPUTIP3=`cat  $FPAT |sed -n '27p'| awk -F'<Addr_In>' '{print $2}' |awk -F'</Addr_In>' '{print $1}'`                 if [ $PIDLINE -eq 3 ] ; then               echo \ ; echo \ >>$LOG                             echo $time ipvsadm -  not - set  -  ok ! >>$LOG                    if [ "$OUTPUTIP1" == "$INPUTIP1" ] ; then ipvsadm -C ipvsadm -A -t $OUTVIP:$OUTPUTPORT1 -s wlc -p 900 ipvsadm -a -t $OUTVIP:$OUTPUTPORT1 -r $OUTPUTIP1:$OUTPUTPORT1 -g ipvsadm -a -t $OUTVIP:$OUTPUTPORT1 -r $OUTPUTIP2:$OUTPUTPORT1 -g ipvsadm -a -t $OUTVIP:$OUTPUTPORT1 -r $OUTPUTIP3:$OUTPUTPORT1 -g ipvsadm -A -t $OUTVIP:$OUTPUTPORT2 -s wlc -p 900 ipvsadm -a -t $OUTVIP:$OUTPUTPORT2 -r $OUTPUTIP1:$OUTPUTPORT2 -g ipvsadm -a -t $OUTVIP:$OUTPUTPORT2 -r $OUTPUTIP2:$OUTPUTPORT2 -g ipvsadm -a -t $OUTVIP:$OUTPUTPORT2 -r $OUTPUTIP3:$OUTPUTPORT2 -g               echo \ ; echo \ >>$LOG                         echo $time set - - - ipvsadm - - - ok >> $LOG                   else ipvsadm -C ipvsadm -A -t $OUTVIP:$OUTPUTPORT1 -s wlc -p 900 ipvsadm -a -t $OUTVIP:$OUTPUTPORT1 -r $OUTPUTIP1:$OUTPUTPORT1 -g ipvsadm -a -t $OUTVIP:$OUTPUTPORT1 -r $OUTPUTIP2:$OUTPUTPORT1 -g ipvsadm -a -t $OUTVIP:$OUTPUTPORT1 -r $OUTPUTIP3:$OUTPUTPORT1 -g ipvsadm -A -t $OUTVIP:$OUTPUTPORT2 -s wlc -p 900 ipvsadm -a -t $OUTVIP:$OUTPUTPORT2 -r $OUTPUTIP1:$OUTPUTPORT2 -g ipvsadm -a -t $OUTVIP:$OUTPUTPORT2 -r $OUTPUTIP2:$OUTPUTPORT2 -g ipvsadm -a -t $OUTVIP:$OUTPUTPORT2 -r $OUTPUTIP3:$OUTPUTPORT2 -g ipvsadm -A -t $INVIP:$OUTPUTPORT1 -s wlc -p 900 ipvsadm -a -t $INVIP:$OUTPUTPORT1 -r $INPUTIP1:$OUTPUTPORT1 -g ipvsadm -a -t $INVIP:$OUTPUTPORT1 -r $INPUTIP2:$OUTPUTPORT1 -g ipvsadm -a -t $INVIP:$OUTPUTPORT1 -r $INPUTIP3:$OUTPUTPORT1 -g ipvsadm -A -t $INVIP:$OUTPUTPORT2 -s wlc -p 900 ipvsadm -a -t $INVIP:$OUTPUTPORT2 -r $INPUTIP1:$OUTPUTPORT2 -g ipvsadm -a -t $INVIP:$OUTPUTPORT2 -r $INPUTIP2:$OUTPUTPORT2 -g ipvsadm -a -t $INVIP:$OUTPUTPORT2 -r $INPUTIP3:$OUTPUTPORT2 -g               echo \ ; echo \ >>$LOG                      echo $time set - - - ipvsadm - - - ok  >> $LOG                   fi                else                 echo $time ipvsadm - - - is - - - alived >> $LOG             fi         else                  if [ $PIDLINE -eq 3 ] ; then               echo \ ; echo \ >>$LOG                      echo $time ipvsadm -  not - set  -  ok ! >>$LOG               if [ "$OUTPUTIP1" == "$INPUTIP1" ] ; then ipvsadm -C ipvsadm -A -t $OUTVIP:$OUTPUTPORT1 -s wlc -p 900 ipvsadm -a -t $OUTVIP:$OUTPUTPORT1 -r $OUTPUTIP1:$OUTPUTPORT1 -g ipvsadm -a -t $OUTVIP:$OUTPUTPORT1 -r $OUTPUTIP2:$OUTPUTPORT1 -g ipvsadm -A -t $OUTVIP:$OUTPUTPORT2 -s wlc -p 900 ipvsadm -a -t $OUTVIP:$OUTPUTPORT2 -r $OUTPUTIP1:$OUTPUTPORT2 -g ipvsadm -a -t $OUTVIP:$OUTPUTPORT2 -r $OUTPUTIP2:$OUTPUTPORT2 -g               echo \ ; echo \ >>$LOG                    echo $time set - - - ipvsadm - - - ok >> $LOG             else time=`date +"%Y-%m-%d %H:%M:%S"` ipvsadm -C ipvsadm -A -t $OUTVIP:$OUTPUTPORT1 -s wlc -p 900 ipvsadm -a -t $OUTVIP:$OUTPUTPORT1 -r $OUTPUTIP1:$OUTPUTPORT1 -g ipvsadm -a -t $OUTVIP:$OUTPUTPORT1 -r $OUTPUTIP2:$OUTPUTPORT1 -g ipvsadm -A -t $OUTVIP:$OUTPUTPORT2 -s wlc -p 900 ipvsadm -a -t $OUTVIP:$OUTPUTPORT2 -r $OUTPUTIP1:$OUTPUTPORT2 -g ipvsadm -a -t $OUTVIP:$OUTPUTPORT2 -r $OUTPUTIP2:$OUTPUTPORT2 -g ipvsadm -A -t $INVIP:$OUTPUTPORT1 -s wlc -p 900 ipvsadm -a -t $INVIP:$OUTPUTPORT1 -r $INPUTIP1:$OUTPUTPORT1 -g ipvsadm -a -t $INVIP:$OUTPUTPORT1 -r $INPUTIP2:$OUTPUTPORT1 -g ipvsadm -A -t $INVIP:$OUTPUTPORT2 -s wlc -p 900 ipvsadm -a -t $INVIP:$OUTPUTPORT2 -r $INPUTIP1:$OUTPUTPORT2 -g ipvsadm -a -t $INVIP:$OUTPUTPORT2 -r $INPUTIP2:$OUTPUTPORT2 -g               echo \ ; echo \ >>$LOG                    echo $time set - - - ipvsadm - - - ok  >> $LOG             fi        else               echo \ ; echo \ >>$LOG                    echo $time ipvsadm - - - is - - - alived >> $LOG             fi

               if [ $LINE -gt 3 ] ; then STD=`$PING  $OUTPUTIP1 >$NULL ; echo $?` STE=`$PING  $OUTPUTIP2 >$NULL ; echo $?`                fi PORTA=`$NC $OUTPUTIP1 $OUTPUTPORT1 2> $NULL ; echo $?` PORTB=`$NC $OUTPUTIP2 $OUTPUTPORT1 2> $NULL ; echo $?`           if [ $PORTA -eq 1 ] ; then                echo $OUTPUTIP1 > .ipaddSTD ipvsadm -d -t $OUTVIP:$OUTPUTPORT1 -r $OUTPUTIP1 2>$NULL ipvsadm -d -t $OUTVIP:$OUTPUTPORT2 -r $OUTPUTIP1 2>$NULL                echo 1 >.A AS=`cat .A`               if [ $AS -eq 1 ] ; then               echo \ ; echo \ >>$LOG                       echo $time ipvsadm remove $OUTPUTIP1 server 1 >>$LOG              else                     echo log ok >$NULL               fi         else VALUEIP=`wc -l .ipaddSTD |awk '{print $1}'`                            if [ $VALUEIP -gt 0 ] ; then STD1=`$PING $OUTPUTIP1 >$NULL ; echo $?` PORTA=`$NC $OUTPUTIP1 $OUTPUTPORT1 2>$NULL ; echo $?`                         if [ $STD1 -eq 0 ]  && [ $PORTA -eq 0 ] ; then ipvsadm -a -t $OUTVIP:$OUTPUTPORT1 -r $OUTPUTIP1:$OUTPUTPORT1 -g ipvsadm -a -t $OUTVIP:$OUTPUTPORT2 -r $OUTPUTIP1:$OUTPUTPORT2 -g               echo \ ; echo \ >>$LOG                       echo $time $OUTPUTIP1 is alived add to ipvsadm >>$LOG >.ipaddSTD                            else                                 echo status ok >$NULL                          fi                              fi           fi                                       if [ $PORTB -eq 1 ] ; then                                    echo $OUTPUTIP2 > .ipaddSTE ipvsadm -d -t $OUTVIP:$OUTPUTPORT1 -r $OUTPUTIP2 2>$NULL ipvsadm -d -t $OUTVIP:$OUTPUTPORT2 -r $OUTPUTIP2 2>$NULL echo 1 >.B BS=`cat .B`                      if [ $BS -eq 1 ] ; then               echo \ ; echo \ >>$LOG                             echo $time ipvsadm remove $OUTPUTIP2  server 2 >>$LOG                      else                            echo log ok > $NULL                      fi                              else VALUEIP=`wc -l .ipaddSTE |awk '{print $1}'`                          if [ $VALUEIP -gt 0 ] ; then STD1=`$PING $OUTPUTIP2 >$NULL ; echo $?` PORTA=`$NC $OUTPUTIP2 $OUTPUTPORT1 2>$NULL ; echo $?`                       if [ $STD1 -eq 0 ]  && [ $PORTA -eq 0 ] ; then ipvsadm -a -t $OUTVIP:$OUTPUTPORT1 -r $OUTPUTIP2:$OUTPUTPORT1 -g ipvsadm -a -t $OUTVIP:$OUTPUTPORT2 -r $OUTPUTIP2:$OUTPUTPORT2 -g               echo \ ; echo \ >>$LOG                            echo $time  $OUTPUTIP2 is alived add to ipvsadm >>$LOG >.ipaddSTE                          else                                echo status ok > $NULL                       fi                          fi               fi                                     if [ $LINEB -gt 22 ] ; then PORTC=`$NC $OUTPUTIP3 $OUTPUTPORT1 2>$NULL ; echo $?` STF=`$PING  $OUTPUTIP3 >$NULL ; echo $?`                                   if [ $PORTC -eq 1 ] ; then ipvsadm -d -t $OUTVIP:$OUTPUTPORT1 -r $OUTPUTIP3 2>$NULL ipvsadm -d -t $OUTVIP:$OUTPUTPORT2 -r $OUTPUTIP3 2>$NULL                                      echo $OUTPUTIP3 > .ipaddSTF                                      echo 1 >.C CS=`cat .C`                                 if [ $CS -eq 1 ] ; then               echo \ ; echo \ >>$LOG                            echo $time ipvsadm remove $OUTPUTIP3  server 3 >>$LOG                                 else                                     echo log ok >$NULL                                 fi                                   else VALUEIP=`wc -l .ipaddSTF |awk '{print $1}'`                         if [ $VALUEIP -gt 0 ] ; then STD1=`$PING $OUTPUTIP3 >$NULL ; echo $?` PORTA=`$NC $OUTPUTIP3 $OUTPUTPORT1 2>$NULL ; echo $?`                      if [ $STD1 -eq 0 ]  && [ $PORTA -eq 0 ] ; then ipvsadm -a -t $OUTVIP:$OUTPUTPORT1 -r $OUTPUTIP3:$OUTPUTPORT1 -g ipvsadm -a -t $OUTVIP:$OUTPUTPORT2 -r $OUTPUTIP3:$OUTPUTPORT2 -g               echo \ ; echo \ >>$LOG                          echo $time $OUTPUTIP3 is alived add to ipvsadm >>$LOG >.ipaddSTF                         else                               echo status ok > $NULL                      fi                          fi                   fi               fi ##        fi            else               echo \ ; echo \ >>$LOG         echo "$time status is backup Can't use LVS !~!~! "  >> $LOG               echo \; echo\; echo OUTVIP=`cat /etc/keepalived/keepalived.conf |sed -n '15p' | awk -F/.* '{print $1}'` IP=`ip add list |grep $OUTVIP >$NULL ; echo $?` ROUTE=`route -n |grep $OUTVIP |grep lo  >$NULL; echo $?`        if [ "$OUTPUTIP1" == "$INPUTIP1" ] ; then                         if [ $IP -eq 0 ] && [ $ROUTE -eq 0 ] ; then               echo \ ; echo \ >>$LOG                               echo $time VIP - - IS - - Set - - Up - - Ok                          else                            ifconfig lo:2 $OUTVIP netmask 255.255.255.255 up echo "1" > /proc/sys/net/ipv4/conf/all/arp_ignore echo "2" > /proc/sys/net/ipv4/conf/all/arp_announce echo "1" > /proc/sys/net/ipv4/conf/lo/arp_ignore echo "2" > /proc/sys/net/ipv4/conf/lo/arp_announce               echo \ ; echo \ >>$LOG                                 echo $time add $OUTVIP for lo:2 to backup server ok 1! >>$LOG                               route add -host $OUTVIP dev lo:2                         fi        else                       IPA=`ip add list |grep $OUTVIP >$NULL ; echo $?` IPB=`ip add list |grep $INVIP >$NULL ; echo $?` ROUTEA=`route -n |grep $OUTVIP |grep lo  >$NULL; echo $?` ROUTEB=`route -n |grep $INVIP |grep lo  >$NULL; echo $?`                         if [ "$IPA" == "$IPB" ] && [ "$ROUTEA" == "$ROUTEB" ] ; then               echo \ ; echo \ >>$LOG                               echo $time VIP - - Set - - UP - -ok >>$LOG                           else echo "1" > /proc/sys/net/ipv4/conf/lo/arp_ignore echo "2" > /proc/sys/net/ipv4/conf/lo/arp_announce echo "1" > /proc/sys/net/ipv4/conf/all/arp_ignore echo "2" > /proc/sys/net/ipv4/conf/all/arp_announce                            ifconfig lo:2 $OUTVIP netmask 255.255.255.255 up               echo \ ; echo \ >>$LOG                               echo $time add $OUTVIP for lo:2 to backup server ok 2! >>$LOG                             route add -host $OUTVIP dev lo:2                             ifconfig lo:3 $INVIP netmask 255.255.255.255 up                             route add -host $INVIP dev lo:3               echo \ ; echo \ >>$LOG                               echo $time add $INVIP for lo:3 to backup server ok ! >>$LOG                         fi       fi                         fi              else ipvsadm -C                 if [ $STATB -eq 0 ] ; then echo "0" > /proc/sys/net/ipv4/conf/lo/arp_ignore echo "0" > /proc/sys/net/ipv4/conf/lo/arp_announce echo "0" > /proc/sys/net/ipv4/conf/all/arp_ignore echo "0" > /proc/sys/net/ipv4/conf/all/arp_ignore              ip addr del $OUTVIP dev lo  2>$NULL              ip addr del $INVIP dev lo   2>$NULL              route del -host $OUTVIP dev lo 2>$NULL              route del -host $INVIP dev lo  2>$NULL                   echo \ ; echo \ >>$LOG                echo $time Load balance - is -  closed >>$LOG              fi              echo $time Load balance - is -  closed >>$LOG fi    else    LOG=/var/log/keepalived.log    ipvsadm -C    echo $INTERFACE |xargs ip addr del $VIP dev 2>>$NULL               echo \ ; echo \ >>$LOG      echo $time TrustMore Gateway Server Not Running >> $LOG fi

FILE=`grep "nohup /ssl/bin/k.sh &" /etc/rc.local > $NULL ; echo $?`     if [ $FILE -eq 0 ] ; then        echo file ok >$NULL     else        echo "nohup /ssl/bin/k.sh & " >>/etc/rc.local

    fi ls -l $LOG |awk '{print $5}' | awk '$1 > 107374182 {print$1}' >.size SIZE=`wc -l .size | awk '{print $1}'`     if [ $SIZE -gt 0 ] ; then       rm -rf $LOG     fi

sleep $RUNTIME done

本文转自zhaoyun00 51CTO博客，原文链接:http://blog.51cto.com/zhaoyun/666226