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| 关键词： echo bridge NETWORK REPLY ETHERNET ifcfg Input print netmask DIR |
#!/bin/sh ############################################################## # # function: create linux bridge, centos 5 test pass. # user: chenjian # date : 2011-06-30 ^_^. # ############################################################## NETWORK_DIR=/etc/sysconfig/network-scripts if ! `rpm -qi bridge-utils > /dev/null`; then echo "bridge-utils package not install." fi rm -rf $NETWORK_DIR/ifcfg-br* read -p "Input your bridge name,ex br0: " if [ `echo $REPLY|wc -L` -eq 0 ]; then REPLY=br0 fi BRIDGE=$REPLY ETHERNET_ALL=$（ ls -l $NETWORK_DIR|awk -F'-' '/ifcfg-eth/{print $8}'） while [ `echo $REPLY|wc -w` -lt 2 ]; do read -p "Input you need to use the network adapter, separated by a space. current cards（`echo $ETHERNET_ALL`）,chose two : " done ETHERNET=$REPLY for i in `seq 1 3`; do read -p "Input the bridge ip address and netmask. separated by a space: " if [ `echo $REPLY|wc -L` -eq 0 ]; then echo "Input empty. this bridage will no ip address. " REPLY="0.0.0.0 0.0.0.0" sleep 3 break elif `echo $REPLY|grep -v '[0-9]\.' > /dev/null`; then echo "Use only numbers and points." elif [ `echo $REPLY|awk '{print $2}'|wc -L` -eq 0 ] then echo "Input errors, exit." exit 2 else break fi done IP=`echo $REPLY|awk '{print $1}'` NETMASK=`echo $REPLY|awk '{print $2}'` brctl addbr $BRIDGE cat > $NETWORK_DIR/ifcfg-$BRIDGE 《-EOF DEVICE=$BRIDGE BOOTPROTO=static ONBOOT=yes NETMASK=$NETMASK IPADDR=$IP TYPE=Bridge EOF echo ------------------------------------- echo "Bridge info " echo ------------------------------------- cat $NETWORK_DIR/ifcfg-$BRIDGE echo "" for i in `echo $ETHERNET`; do MAC=$（ifconfig $i|awk '/HWaddr/{print $NF }'） cat > $NETWORK_DIR/ifcfg-$i 《EOF DEVICE=$i HWADDR=$MAC BOOTPROTO=none ONBOOT=yes HOTPLUG=no TYPE=Ethernet BRIDGE=$BRIDGE EOF echo ------------------------------------- echo "$i info" echo ------------------------------------- cat $NETWORK_DIR/ifcfg-$i echo "" done echo "" echo ------------------------------------- echo -e "install successful ,you need to restart your network" echo ------------------------------------- exit 0; |
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