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分类: 系统运维

2016-09-06 20:28:44



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  1. #!/bin/bash

  2. FILE_IP="/tmp/change_ip.csv"
  3. LOCAL_IP_CONFIG=($(/sbin/ifconfig |awk -F"\n" '$1~/^[^ ]/{print $1}'|awk '$1 !~ /lo/{print $1}'))
  4. #或ifconfig |awk -F"\n" '$1~/^[^ ]/{print $1}'|awk 'NR<=2{print $1}'
  5. IP_WAN_CONFIG="/etc/sysconfig/network-scripts/ifcfg-${LOCAL_IP_CONFIG[0]}"
  6. IP_LAN_CONFIG="/etc/sysconfig/network-scripts/ifcfg-${LOCAL_IP_CONFIG[1]}"
  7. OLD_LAN_IP=$(cat ${IP_LAN_CONFIG}|awk -F"=" '$1~/IPADDR/{print $2}')
  8. OLD_WAN_IP=$(cat ${IP_WAN_CONFIG}|awk -F"=" '$1~/IPADDR/{print $2}')
  9. OLD_WAN_MASK=$(awk -F"=" '$1~/NETMASK/{print $2}' ${IP_WAN_CONFIG})
  10. OLD_WAN_GATEWAY=$(awk -F"=" '$1~/GATEWAY/{print $2}' ${IP_WAN_CONFIG})
  11. #
  12. echo "local ip config file is ${LOCAL_IP_CONFIG[*]}"
  13. #
  14. if [[ -f ${FILE_IP} ]];then
  15.    echo "${FILE_IP} is exist."
  16. else
  17.    echo "${FILE_IP} is not exist."
  18.    exit 1
  19. fi
  20. #
  21. change_ip ()
  22. {
  23. while read line
  24.   do
  25.   local NEW_WAN_IP=`echo $line |awk -F"," '{print $3}'`
  26.   local NEW_WAN_MASK=`echo $line |awk -F"," '{print $4}'`
  27.   local NEW_WAN_GATEWAY=`echo $line |awk -F"," '{print $5}'`
  28.   local NEW_LAN_IP=`echo $line |awk -F"," '{print $6}'`
  29.   local FILE_WAN_IP=$(echo $line |awk -F"," '{print $1}')
  30.   local FILE_LAN_IP=$(echo $line |awk -F"," '{print $2}')

  31.     if [[ "$OLD_WAN_IP" = "$FILE_WAN_IP" ]] && [[ "$OLD_LAN_IP" = "$FILE_LAN_IP" ]];then
  32.       echo "local wan ip:${OLD_WAN_IP} is found..."
  33.       echo "local lan ip:${OLD_LAN_IP} is found..."
  34.       sed "s/${OLD_WAN_IP}/${NEW_WAN_IP}/" -i ${IP_WAN_CONFIG}
  35.       sed "s/${OLD_WAN_MASK}/${NEW_WAN_MASK}/" -i ${IP_WAN_CONFIG}
  36.       sed "s/${OLD_WAN_GATEWAY}/${NEW_WAN_GATEWAY}/" -i ${IP_WAN_CONFIG}
  37.       sed "s/${OLD_LAN_IP}/${NEW_LAN_IP}/" -i ${IP_LAN_CONFIG}
  38.       break
  39. # /sbin/reboot
  40.     else
  41.       continue
  42.       echo "local ip is no found."
  43.     fi
  44.   done < "${FILE_IP}"
  45. }
  46. #
  47. if [[ -f ${IP_WAN_CONFIG} ]] && [[ -f ${IP_LAN_CONFIG} ]];then
  48.    echo "local ip config is ${LOCAL_IP_CONFIG[*]}"
  49.    change_ip
  50. else
  51.    echo "local ip config is not ${LOCAL_IP_CONFIG}"
  52.    exit 1
  53. fi




change_ip.csv内容如下:
old wan old lan new wan netmask gateway new lan
192.168.8.26 10.0.0.26 192.168.8.131 255.255.255.128 192.168.8.129 10.0.1.131
192.168.8.27 10.0.0.27 192.168.8.132 255.255.255.128 192.168.8.129 10.0.1.132
192.168.8.28 10.0.0.28 192.168.8.133 255.255.255.128 192.168.8.129 10.0.1.133
192.168.8.29 10.0.0.29 192.168.8.134 255.255.255.128 192.168.8.129 10.0.1.134

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