摘要
使用shell脚本和dnspod官方提供的api实现域名的ddns动态解析,本脚本只会在ip有改变的时候才对dnspod域名做解析更改,而不是定时去更改。脚本适用Linux和openwrt,前提是有bash
下面是openwrt系统的路由使用方法
1更换openwrt的源加速地址
sed -i 's//openwrt.legion.pt/' /etc/opkg.conf
2安装bash shell
opkg update && opkg install bash
3将root用户的shell换成bash
sed -ri 's|^(root:.*:)/bin/.*|\1/bin/bash|' /etc/passwd
4下载DDNS脚本
wget /script/dnspodDDNS.sh -O /etc/dnspodddns.sh && chmod +x /etc/dnspodddns.sh
5执行下面的命令 修改几个必要的参数
vi /etc/dnspodddns.sh
[ -z "$(grep 'dnspodddns.sh' /var/spool/cron/crontabs/root )" ] && echo "*/1 * * * * /etc/dnspodddns.sh &>/dev/null" >> /var/spool/cron/crontabs/root
6然后退出ssh 重新登录或者重启下路由
reboot
当然也可以使用一键脚本来配置这些繁琐的东西
wget -q /script/AUTOdnspodDDNS.sh -O /tmp/AUTOdnspodDDNS.sh && bash /tmp/AUTOdnspodDDNS.sh
下面是一键配置脚本的源码
#!/bin/bash
#########################################################################
# File Name: /home/wwwroot//AUTOdnspodDDNS.sh
# Author: LookBack
# Email: admon#
# Version:
# Created Time: Tue 07 Apr 08:49:50 PM CST
#########################################################################
#================================================================
echo=echo
for cmd in echo /bin/echo; do
$cmd >/dev/null 2>&1 || continue
if ! $cmd -e "" | grep -qE '^-e'; then
echo=$cmd
break
fi
done
CSI=$($echo -e "\033[")
CEND="${CSI}0m"
CDGREEN="${CSI}32m"
CRED="${CSI}1;31m"
CGREEN="${CSI}1;32m"
CYELLOW="${CSI}1;33m"
CBLUE="${CSI}1;34m"
CMAGENTA="${CSI}1;35m"
CCYAN="${CSI}1;36m"
CQUESTION="$CMAGENTA"
CWARNING="$CRED"
CMSG="$CCYAN"
#================================================================
clear
[ $(id -u) != "0" ] && echo "警告: 你现在不是root权限登录服务器, 请使用root帐号登录路由器,然后执行本脚本~!" && exit 1
#================================================================
#更改openwrt源地址为亚马逊云加速地址
sed -i 's@/@openwrt.legion.pt/@' /etc/opkg.conf
opkg update
#给系统添加bash
if [ "$(echo $SHELL)" != "/bin/bash" ]; then
opkg install bash
sed -ri 's|^(root:.*:)/bin/.*|\1/bin/bash|' /etc/passwd
fi
#给系统安装VIM
if ! which tar &>/dev/null; then opkg install tar;fi
if which vim &>/dev/null; then opkg remove vim;fi
opkg install vim-full vim-runtime
wget -cq /script/tar_gz_bz2/vim.tar.gz -O vim.tar.gz
tar xf vim.tar.gz -C /root/ && rm -rf vim.tar.gz && sed -ri 's/(adm)o(n#)/\1i\2/' /root/.vimrc
#美化PS1
sed -i '/export PS1/d' /etc/profile
if ! grep 'PS1' /etc/profile &>/dev/null; then
cat >> /etc/profile << EOF
[ -x /bin/bash ] && PS1='[\[\033[0;34m\]\u\[\033[0;37m\]@\[\033[0;35m\]\h\[\033[0;33m\] \w\[\033[0;37m\]]\[\033[0;31m\]$\[\033[00m\] '
EOF
. /etc/profile && sed -i '/grep/d' ~/.bashrc && . ~/.bashrc
fi
clear
wget -c -q /script/dnspodDDNS.sh -O /etc/dnspodddns.sh && chmod +x /etc/dnspodddns.sh
clear
echo "${CQUESTION}请输入你的DNSPOD登录帐号 (提示:一般为电子邮箱):${CEND} " && read DNSPODID
sed -ri "s/(DNSPODID=).*/\1$DNSPODID/" /etc/dnspodddns.sh
echo "${CQUESTION}请输入你的DNSPOD登录密码:${CEND} " && read DNSPODPW
sed -ri "s/(DNSPODPW=).*/\1$DNSPODPW/" /etc/dnspodddns.sh
echo "${CQUESTION}请输入你的DNSPOD需要做DDNS的主域名(例如:):${CEND} " && read DNSPODPD
sed -ri "s/(DNSPODPD=).*/\1$DNSPODPD/" /etc/dnspodddns.sh
echo "${CQUESTION}请输入你的DNSPOD需要做DDNS的域名名称
(例如:openwrt.legion.pt做DDNS域名就输入openwrt):${CEND}" && read DNSPODSDNM
sed -ri "s/(DNSPODSDNM\[0\]=).*/1${DNSPODSDNM}/" /etc/dnspodddns.sh
[ -z "$(grep 'dnspodddns.sh' /var/spool/cron/crontabs/root )" ] && echo "*/1 * * * * /etc/dnspodddns.sh &>/dev/null" >> /var/spool/cron/crontabs/root
clear && rm -rf $0
bash /etc/dnspodddns.sh && clear
echo "${CYELLOW} _______ ________ __
| |.-----.-----.-----.| | | |.----.| |_
| - || _ | -__| || | | || _|| _|
|_______|| __|_____|__|__||________||__| |____|
|__| W I R E L E S S F R E E D O M
DNSPOD的域名动态更新脚本配置完成,在使用中如有BUG 请按下方联系方式联系
${CWARNING}QQ:393411264 Email: 393411264@${CEND}"
###########注意######################
如果做了多拨 那么请将脚本的第54行修改成pppoe-wan就是你的wan口名称不是虚拟wan口
WanIP=$(ifconfig pppoe-wan | awk -F'[ ]+|:' '/inet /{if($4!~/^192\.168|^172\.16|^10\.|^127|^0/) print $4}')
下面是脚本源码
#!/bin/bash
#########################################################################
# File Name: dnspodDDNS.sh
# Author: LookBack
# Email: 393411264@
# Created Time: 03月28日 星期六 23时19分00秒
#########################################################################
#
# 利用DNSPOD官方提供的API,自动更新域名解析记录,
# 在Netgear 4300 openwrt和CentOS 6系统上测试完美执行,
# 在其他硬件的openwrt上应该也是可以执行的,
# 非openwrt系统的不保证脚本的兼容性。
# 如有任何BUG 请联系我 393411264@
#
#########################################################################
#=======================下方是需要修改的参数信息=============================================
#DNSPOD 帐号
DNSPODID="393411264@"
#DNSPOD 密码
DNSPODPW=""
#DNSPOD 主域名
DNSPODPD=""
#DNSPOD 二级域名,可以是多个,如下设置DNSPODSDNM[0-n]。有几个就写几个,把多余的删除
DNSPODSDNM[0]="openwrt141"
DNSPODSDNM[1]="openwrt"
DNSPODSDNM[2]="netgear111"
#=========================下方内容如果不懂请勿修改============================================
CURL=$(which curl)
GetID() {
$CURL -X POST /Domain.List -ks -d "login_email=$1&login_password=$2&format=json" | \
awk -F',' '{for(i=1;i<=NF;i++) if($i~/"id":[0-9]+/ || $i~/"name":".*"/) {print $i}}' | \
awk '{if (NR%2==0){print $0} else {printf"%s ",$0}}' | sed 's/"domains":\[//' | \
awk -F':| |"' '{print $9,$4}' > /tmp/dnspodDomain
while read line; do
if [ "$(awk '{print$1}' <<< $line)A" = "${DNSPODPD}A" ]; then
DNSPODPDID=$(awk '{print$2}' <<< $line)
break
fi
done < /tmp/dnspodDomain
$CURL -X POST /Record.List -ks -d "login_email=$1&login_password=$2&format=json&domain_id=$DNSPODPDID" | \
sed 's/.*},"records":\[//' | awk -F',' '{for(i=1;i<=NF;i++) if($i~/"id":"[0-9]+"/ || $i~/"name":".*"/) {print $i}}' | \
awk '{if (NR%2==0){print $0} else {printf"%s ",$0}}' | awk -F'"' '{print $8,$4}' > /tmp/dnspodRecord
while read line; do
for i in `seq 1 ${#DNSPODSDNM[@]}`; do
i=$[$i-1]
[ "$(awk '{print$1}' <<< $line)A" = "${DNSPODSDNM[$i]}A" ] && DNSPODSDID[$i]=$(awk '{print$2}' <<< $line) && break
done
done < /tmp/dnspodRecord
}
StartRun() {
WanIP=$($CURL -s | grep -Eo '([0-9]{1,3}[\.]){3}[0-9]{1,3}')
DNSPODIP=$($CURL -X POST /Record.Info -ks -d \
"login_email=$1&login_password=$2&format=json&domain_id=$3&record_id=${DNSPODSDID[0]}" | \
grep -Eo '([0-9]{1,3}\.){3}[0-9]{1,3}')
#awk -F':|,|"' '{for(i=1;i<=NF;i++)if($i~/^([0-9]{1,3}\.){3}[0-9]{1,3}$/){print$i;break}}')
[ -z $WanIP ] && exit 1
[ -z $DNSPODIP ] && exit 1
:> /tmp/dnspodDomain && :>/tmp/dnspodRecord
}
UploadIP() {
[ "${3}A" != "${4}A" ]
if [ "A$?" = "A0" ]; then
for i in `seq 1 ${#DNSPODSDNM[@]}`; do
i=$[$i-1]
$CURL -X POST /Record.Modify -ks -d \
"login_email=$1&login_password=$2&format=json&domain_id=$5\
&record_id= ${DNSPODSDID[$i]}&sub_domain=${DNSPODSDNM[$i]}&value=$3\
&record_type=A&record_line=默认" &>/dev/null
echo "$(date "+%F %H:%M:%S") Domain ${DNSPODSDNM[$i]}.$DNSPODPD A Record Update To $3" >> /var/log/dnspod.log
done
fi
}
RUN() {
GetID $1 $2
StartRun $1 $2 $DNSPODPDID
UploadIP $1 $2 ${WanIP} ${DNSPODIP} $DNSPODPDID ${DNSPODSDID[*]}
}
RUN $DNSPODID $DNSPODPW $DNSPODPDID