448 lines
16 KiB
Bash
448 lines
16 KiB
Bash
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#!/bin/bash
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PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin
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key_value_editer()
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{
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local file=$1
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local key=$2
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local value=$3
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[ ! -f "$file" ] && return
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if ! grep -i "^${key}[[:space:]]*=" "$file" &>/dev/null; then
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echo "$key=$value" >> "$file"
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else
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value=${value//\//\\/}
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sed -i "s/^${key}[[:space:]]*=.*/$key=$value/" "$file"
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fi
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}
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enable_sysctl_conf(){
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files="/etc/sysctl.conf /etc/sysctl.conf.first"
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for file in $files
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do
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key_value_editer "$file" net.ipv6.conf.all.disable_ipv6 0
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key_value_editer "$file" net.ipv6.conf.default.disable_ipv6 0
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key_value_editer "$file" net.ipv6.conf.lo.disable_ipv6 0
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done
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sysctl -p
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}
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get_redhat_centos_ver()
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{
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if [ -f /etc/centos-release ]; then
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echo `sed 's/^.*release \([0-9]\).*$/\1/' /etc/centos-release`
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elif [ -f /etc/redhat-release ]; then
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echo `sed 's/^.*release \([0-9]\).*$/\1/' /etc/redhat-release`
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fi
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}
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get_ubuntu_ver()
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{
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version=`cat /etc/issue|head -1|awk '{print $2}'|awk -F '.' '{print $1}'`
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echo $version
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return
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}
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grub_ipv6_enabled()
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{
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# check if need to del grub ipv6 disable
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if grep -q "ipv6.disable=1" /proc/cmdline; then
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# local ipv6_disable='ipv6.disable=1'
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# del_params_grub $ipv6_disable
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case ${ostype} in
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coreos)
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sed -i -e "s/set linux_append=\"\$linux_append ipv6.disable=1\"//" /usr/share/oem/grub.cfg
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;;
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esac
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g_need_reboot=1
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fi
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}
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check_os_type()
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{
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# ostype: tlinux|opensuse|suse|centos|redhat|ubuntu|debian|coreos
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while [ true ];do
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if [ -f /etc/tlinux-release ];then
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echo tlinux
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return
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fi
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if [ -f /etc/SuSE-release ];then
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grep -i "opensuse" /etc/SuSE-release >/dev/null 2>/dev/null && echo "opensuse" || echo "suse"
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return
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fi
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if [ -f /etc/SUSE-brand ];then
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grep -i "opensuse" /etc/SUSE-brand &>/dev/null && echo "opensuse" || echo "suse"
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return
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fi
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if [ -f /etc/centos-release ];then
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echo centos
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return
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fi
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#centos5 and redhat5
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if [ -f /etc/redhat-release ];then
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grep "Red Hat" /etc/redhat-release >/dev/null
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if [ $? -eq 0 ];then
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echo redhat
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return
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fi
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grep CentOS /etc/redhat-release >/dev/null
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if [ $? -eq 0 ];then
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echo centos
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return
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fi
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fi
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break
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done
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for os in ubuntu debian coreos;do grep ^ID=${os}$ /etc/os-release >/dev/null 2>/dev/null && echo ${os} && return; done
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grep -i =ubuntu /etc/lsb-release >/dev/null 2>/dev/null && echo ubuntu && return
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[ -f /etc/freebsd-update.conf ] && echo FreeBSD
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}
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is_network_static()
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{
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#if network is static, config ipv6 by manual
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case ${ostype} in
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centos)
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if grep -q "IPADDR=" /etc/sysconfig/network-scripts/ifcfg-"$ifcfg";then
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return 1
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fi
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;;
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tlinux)
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if grep -q "IPADDR=" /etc/sysconfig/network-scripts/ifcfg-"$ifcfg";then
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return 1
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fi
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;;
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ubuntu)
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local osver=$(get_ubuntu_ver)
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case $osver in
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"18"|"20")
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if grep -r -q "addresses:" /etc/netplan/ ;then
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return 1
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fi
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;;
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"16")
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if grep -r -q "inet static" /etc/network/interfaces.d/ ;then
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return 1
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fi
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;;
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"14")
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if grep -r -q "inet static" /etc/network/interfaces.d/ ;then
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return 1
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fi
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;;
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esac
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;;
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debian)
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if grep -q "inet static" /etc/network/interfaces ;then
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return 1
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fi
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;;
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opensuse)
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if grep -q "static" /etc/sysconfig/network/ifcfg-"$ifcfg" ;then
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return 1
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fi
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;;
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coreos)
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if grep -q "Address=" /etc/systemd/network/"$ifcfg"-*.network ;then
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return 1
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fi
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;;
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FreeBSD)
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echo "Please do ipv6 config by manual, refer to the documentation"
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exit
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;;
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esac
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return 0
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}
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config_ssh_ipv6()
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{
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#config ssh ipv6
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if grep -q "AddressFamily any" /etc/ssh/sshd_config; then
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sed -i -e 's/#AddressFamily any/AddressFamily any/' /etc/ssh/sshd_config
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else
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sed -i '/^AddressFamily/d' $file
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echo "AddressFamily any" >> /etc/ssh/sshd_config
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fi
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}
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config_ipv6()
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{
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echo "config ipv6 ip/route and ssh_v6"
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is_network_static
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local res=$(echo $?)
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if [ "$res" == "1" ];then
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echo "ipv6 has been enabled, please config ipv6 address by manual, because the vpc0 is static network"
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exit
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fi
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netip=fe80::feee:ffff:feff:ffff
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case ${ostype} in
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centos)
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if [ "$(get_redhat_centos_ver)" == "8" ];then
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dhclient -6
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! grep -q "IPV6INIT=yes" /etc/sysconfig/network-scripts/ifcfg-"$ifcfg" && echo "IPV6INIT=yes" >> /etc/sysconfig/network-scripts/ifcfg-"$ifcfg"
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! grep -q "IPV6_AUTOCONF=yes" /etc/sysconfig/network-scripts/ifcfg-"$ifcfg" && echo "IPV6_AUTOCONF=yes" >> /etc/sysconfig/network-scripts/ifcfg-"$ifcfg"
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! grep -q "IPV6_DEFROUTE=yes" /etc/sysconfig/network-scripts/ifcfg-"$ifcfg" && echo "IPV6_DEFROUTE=yes" >> /etc/sysconfig/network-scripts/ifcfg-"$ifcfg"
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! grep -q "IPV6_FAILURE_FATAL=no" /etc/sysconfig/network-scripts/ifcfg-"$ifcfg" && echo "IPV6_FAILURE_FATAL=no" >> /etc/sysconfig/network-scripts/ifcfg-"$ifcfg"
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ip -6 route delete default dev "$ifcfg"
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ip -6 route add default dev "$ifcfg" via "$netip"
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cat >> /etc/NetworkManager/dispatcher.d/99-eth0-ipv6-add-default-route << EOF
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# !/bin/bash
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if [[ "\${1}" -eq "eth0" ]] && [[ "\${2}" -eq "up" ]]; then
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ip -6 route add default dev "\${1}" via fe80::feee:ffff:feff:ffff
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fi
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exit 0
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EOF
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chmod +x /etc/NetworkManager/dispatcher.d/99-eth0-ipv6-add-default-route
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else
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if [ "$(get_redhat_centos_ver)" == "7" ];then
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systemctl stop NetworkManager
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systemctl disable NetworkManager
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fi
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#config DHCPV6C
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dhclient -6
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! grep -q "DHCPV6C=yes" /etc/sysconfig/network-scripts/ifcfg-"$ifcfg" && echo "DHCPV6C=yes" >> /etc/sysconfig/network-scripts/ifcfg-"$ifcfg"
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#netip=$(ip -6 address show | grep inet6 | awk '{print $2}' | cut -d'/' -f1 | sed -n '2,2p' | awk -F":" '{print $1":"$2":"$3":"$4}')
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ip -6 route delete default dev "$ifcfg"
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ip -6 route add default dev "$ifcfg" via "$netip"
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ipv6_route_file="/etc/sysconfig/network-scripts/route6-$ifcfg"
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if [ ! -f "$ipv6_route_file" ];
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then
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touch "$ipv6_route_file"
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fi
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grep -q "default dev $ifcfg" "$ipv6_route_file"
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if [ $? -eq 0 ];then
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# delete origin
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sed -i "/default dev $ifcfg/d" "$ipv6_route_file"
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fi
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# add new
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echo "default dev $ifcfg via $netip" >> "$ipv6_route_file"
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fi
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config_ssh_ipv6
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service sshd reload
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;;
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debian)
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dhclient -6
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! grep -q "iface $ifcfg inet6 dhcp" /etc/network/interfaces && echo "iface $ifcfg inet6 dhcp" >> /etc/network/interfaces
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#netip=$(ip -6 address show | grep inet6 | awk '{print $2}' | cut -d'/' -f1 | sed -n '2,2p' | awk -F":" '{print $1":"$2":"$3":"$4}')
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ip -6 route delete default dev "$ifcfg"
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ip -6 route add default dev "$ifcfg" via "$netip"
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grep -q "up ip -6 route add default dev $ifcfg" /etc/network/interfaces
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if [ $? -eq 0 ];then
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# delete origin
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sed -i "/default dev $ifcfg/d" /etc/network/interfaces
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fi
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echo "up ip -6 route add default dev $ifcfg via $netip" >> /etc/network/interfaces
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config_ssh_ipv6
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service ssh reload
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;;
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opensuse)
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local sure=""
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while [ "$sure" != "N" ] && [ "$sure" != "n" ] && [ "$sure" != "Y" ] && [ "$sure" != "y" ]
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do
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read -p "We will restart network, are you sure?(Y/N) :" sure
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if [ "$sure" == "N" ] || [ "$sure" == "n" ];then
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exit
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fi
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done
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local ifcfg_file="/etc/sysconfig/network/ifcfg-$ifcfg"
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systemctl restart network # default use wickedd-dhcp6 service
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#netip=$(ip -6 address show | grep inet6 | awk '{print $2}' | cut -d'/' -f1 | sed -n '2,2p' | awk -F":" '{print $1":"$2":"$3":"$4}')
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ip -6 route delete default dev "$ifcfg"
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ip -6 route add default dev "$ifcfg" via "$netip"
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grep -q "ip -6 route add default dev $ifcfg" /etc/rc.d/after.local
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if [ $? -eq 0 ];then
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# delete origin
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sed -i "/default dev $ifcfg/d" /etc/rc.d/after.local
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fi
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echo "ip -6 route add default dev $ifcfg via $netip" >> /etc/rc.d/after.local
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! grep -q "default $netip - $ifcfg" /etc/sysconfig/network/routes && echo "default $netip - $ifcfg" >> /etc/sysconfig/network/routes # avoid restart network to lose ipv6 address
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;;
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suse)
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echo "ipv6 has been enabled, please do ipv6 config by manual, refer to the documentation "
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;;
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ubuntu)
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dhclient -6
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#netip=$(ip -6 address show | grep inet6 | awk '{print $2}' | cut -d'/' -f1 | sed -n '2,2p' | awk -F":" '{print $1":"$2":"$3":"$4}')
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local osver=$(get_ubuntu_ver)
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case $osver in
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"18"|"20")
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ip -6 route delete default dev "$ifcfg"
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ip -6 route add default dev "$ifcfg" via "$netip"
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# ! grep -q "dhcp6:[[:space:]]*yes" /etc/netplan/50-cloud-init.yaml && echo "dhcp6: yes" >> /etc/netplan/50-cloud-init.yaml
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sed -i "/$ifcfg:/a\ dhcp6: yes" /etc/netplan/50-cloud-init.yaml
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# refer to https://netplan.io/faq/#use-pre-up-post-up-etc-hook-scripts
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echo '#!/bin/bash' > /etc/networkd-dispatcher/routable.d/50-ifup-hooks
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echo "ip -6 route add default dev $ifcfg via $netip" >> /etc/networkd-dispatcher/routable.d/50-ifup-hooks
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echo "exit 0" >> /etc/networkd-dispatcher/routable.d/50-ifup-hooks
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chmod +x /etc/networkd-dispatcher/routable.d/50-ifup-hooks
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;;
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"16")
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! grep -q "iface $ifcfg inet6 dhcp" /etc/network/interfaces && echo "iface $ifcfg inet6 dhcp" >> /etc/network/interfaces
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ip -6 route delete default dev "$ifcfg"
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ip -6 route add default dev "$ifcfg" via "$netip"
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grep -q "up ip -6 route add default dev $ifcfg" /etc/network/interfaces
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if [ $? -eq 0 ];then
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# delete origin
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sed -i "/default dev $ifcfg/d" /etc/network/interfaces
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fi
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echo "up ip -6 route add default dev $ifcfg via $netip" >> /etc/network/interfaces
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;;
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"14")
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! grep -q "iface $ifcfg inet6 dhcp" /etc/network/interfaces && echo "iface $ifcfg inet6 dhcp" >> /etc/network/interfaces
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ip -6 route delete default dev "$ifcfg"
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ip -6 route add default dev "$ifcfg" via "$netip"
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grep -q "up ip -6 route add default dev $ifcfg" /etc/network/interfaces
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if [ $? -eq 0 ];then
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# delete origin
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sed -i "/default dev $ifcfg/d" /etc/network/interfaces
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fi
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echo "up ip -6 route add default dev $ifcfg via $netip" >> /etc/network/interfaces
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;;
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esac
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config_ssh_ipv6
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service ssh reload
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;;
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tlinux)
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dhclient -6
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# netip=$(ip -6 address show | grep inet6 | awk '{print $2}' | cut -d'/' -f1 | sed -n '2,2p' | awk -F":" '{print $1":"$2":"$3":"$4}')
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local version=$(head -1 /etc/issue | awk '{print $4}' 2>/dev/null)
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case ${version} in
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"1.2")
|
||
|
|
key_value_editer /etc/sysconfig/network-scripts/ifcfg-"$ifcfg" IPV6INIT "'yes'"
|
||
|
|
key_value_editer /etc/sysconfig/network-scripts/ifcfg-"$ifcfg" PERSISTENT_DHCLIENT "'yes'"
|
||
|
|
key_value_editer /etc/sysconfig/network-scripts/ifcfg-"$ifcfg" DHCPV6C "'yes'"
|
||
|
|
|
||
|
|
ip -6 route delete default dev "$ifcfg"
|
||
|
|
ip -6 route add default dev "$ifcfg" via "$netip"
|
||
|
|
ipv6_route_file="/etc/sysconfig/network-scripts/route6-$ifcfg"
|
||
|
|
if [ ! -f "$ipv6_route_file" ];
|
||
|
|
then
|
||
|
|
touch $ipv6_route_file
|
||
|
|
fi
|
||
|
|
|
||
|
|
grep -q "default dev $ifcfg" "$ipv6_route_file"
|
||
|
|
if [ $? -eq 0 ];then
|
||
|
|
# delete origin
|
||
|
|
sed -i "/default dev $ifcfg/d" "$ipv6_route_file"
|
||
|
|
fi
|
||
|
|
echo "default dev $ifcfg via $netip" >> "$ipv6_route_file"
|
||
|
|
|
||
|
|
sed -i 's/ListenAddress/# ListenAddress/' /etc/ssh/sshd_config
|
||
|
|
;;
|
||
|
|
"2.2")
|
||
|
|
key_value_editer /etc/sysconfig/network-scripts/ifcfg-"$ifcfg" DHCPV6C yes
|
||
|
|
|
||
|
|
ip -6 route delete default dev "$ifcfg"
|
||
|
|
ip -6 route add default dev "$ifcfg" via "$netip"
|
||
|
|
ipv6_route_file="/etc/sysconfig/network-scripts/route6-$ifcfg"
|
||
|
|
if [ ! -f "$ipv6_route_file" ];
|
||
|
|
then
|
||
|
|
touch $ipv6_route_file
|
||
|
|
fi
|
||
|
|
|
||
|
|
grep -q "default dev $ifcfg" "$ipv6_route_file"
|
||
|
|
if [ $? -eq 0 ];then
|
||
|
|
# delete origin
|
||
|
|
sed -i "/default dev $ifcfg/d" "$ipv6_route_file"
|
||
|
|
fi
|
||
|
|
echo "default dev $ifcfg via $netip" >> "$ipv6_route_file"
|
||
|
|
;;
|
||
|
|
"2.4")
|
||
|
|
key_value_editer /etc/sysconfig/network-scripts/ifcfg-"$ifcfg" DHCPV6C yes
|
||
|
|
;;
|
||
|
|
*)
|
||
|
|
key_value_editer /etc/sysconfig/network-scripts/ifcfg-"$ifcfg" IPV6INIT "'yes'"
|
||
|
|
key_value_editer /etc/sysconfig/network-scripts/ifcfg-"$ifcfg" PERSISTENT_DHCLIENT "'yes'"
|
||
|
|
key_value_editer /etc/sysconfig/network-scripts/ifcfg-"$ifcfg" DHCPV6C "'yes'"
|
||
|
|
|
||
|
|
ip -6 route delete default dev "$ifcfg"
|
||
|
|
ip -6 route add default dev "$ifcfg" via "$netip"
|
||
|
|
ipv6_route_file="/etc/sysconfig/network-scripts/route6-$ifcfg"
|
||
|
|
if [ ! -f "$ipv6_route_file" ];
|
||
|
|
then
|
||
|
|
touch $ipv6_route_file
|
||
|
|
fi
|
||
|
|
|
||
|
|
grep -q "default dev $ifcfg" "$ipv6_route_file"
|
||
|
|
if [ $? -eq 0 ];then
|
||
|
|
# delete origin
|
||
|
|
sed -i "/default dev $ifcfg/d" "$ipv6_route_file"
|
||
|
|
fi
|
||
|
|
echo "default dev $ifcfg via $netip" >> "$ipv6_route_file"
|
||
|
|
|
||
|
|
sed -i 's/ListenAddress/# ListenAddress/' /etc/ssh/sshd_config
|
||
|
|
;;
|
||
|
|
esac
|
||
|
|
|
||
|
|
config_ssh_ipv6
|
||
|
|
service sshd reload
|
||
|
|
;;
|
||
|
|
coreos)
|
||
|
|
grub_ipv6_enabled
|
||
|
|
enable_sysctl_conf
|
||
|
|
! grep -q "ip -6 route add default dev $ifcfg" /etc/rc.d/rc.local && echo "ip -6 route add default dev $ifcfg via $netip" >> /etc/rc.d/rc.local
|
||
|
|
g_need_reboot=1
|
||
|
|
;;
|
||
|
|
FreeBSD)
|
||
|
|
echo "Please do ipv6 config by manual, refer to the documentation"
|
||
|
|
;;
|
||
|
|
esac
|
||
|
|
}
|
||
|
|
|
||
|
|
# ostype: tlinux|opensuse|suse|centos|redhat|ubuntu|debian|freebsd|coreos
|
||
|
|
if [ "$#" == "0" ];then
|
||
|
|
echo "please execute like: ./config_ipv6.sh eth0"
|
||
|
|
exit
|
||
|
|
fi
|
||
|
|
|
||
|
|
echo "Note: Please make sure your ipv6 address has been assigned at web console, Otherwise this process will fail"
|
||
|
|
echo " if you have not assign a ipv6 address, please refer to https://cloud.tencent.com/document/product/1142/38130"
|
||
|
|
|
||
|
|
ifcfg=$1
|
||
|
|
sure=""
|
||
|
|
while [ "$sure" != "N" ] && [ "$sure" != "n" ] && [ "$sure" != "Y" ] && [ "$sure" != "y" ]
|
||
|
|
do
|
||
|
|
read -p "We will config network on $ifcfg and it cloud not be revoke, are you sure?(Y/N) :" sure
|
||
|
|
if [ "$sure" == "N" ] || [ "$sure" == "n" ];then
|
||
|
|
exit
|
||
|
|
fi
|
||
|
|
done
|
||
|
|
|
||
|
|
ostype=$(check_os_type)
|
||
|
|
g_need_reboot=0
|
||
|
|
|
||
|
|
[ "$ostype" == "FreeBSD" ] || [ "$ostype" == "suse" ] && echo "For FreeBSD/SUSE, please do ipv6 config by manual, refer to the documentation" && exit
|
||
|
|
config_ipv6
|
||
|
|
|
||
|
|
[ $g_need_reboot -eq 1 ] && echo "need to reboot"
|
||
|
|
echo "config ipv6 finished"
|