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发表于 2013-09-09 22:08 |只看该作者 |倒序浏览

本帖最后由 freefall12 于 2013-09-10 09:19 编辑

这个脚本干什么用的？主要用来解析顶级域名到动态IP的，同时也可以对域名记录进行批量操作，比如一次性创建或删除多个域名记录。脚本不受限于shell版本，支持bash，也支持busybox中的ash.其它的没有测试。有兴趣的可以试下。

#!/bin/sh
#written by benson huang
#admin@zhetenger.com
curl_status=`which curl 2>/dev/null`
[ -n "$curl_status" ] || { echo "curl is not installed";exit 3; }
#dnspod帐号名
email='admin@zhetenger.com'
#dnspod密码
password='xxxxxxx'
sub_domains='www ftp @'
API_url="https://dnsapi.cn"
pub_ip_addr=$(curl -s http://checkip.dyndns.com | sed -n 's/.*: $[0-9]\{1,3\}\.[0-9]\{1,3\}\.[0-9]\{1,3\}\.[0-9]\{1,3\}$.*/\1/p')
format='json'
lang='en'
record_type='A'
offset="2"
length=""
os=$(uname -a | egrep -io 'openwrt' | tr [A-Z] [a-z])
shared_data="login_email=$email&login_password=$password&format=$format&lang=$lang&"
PROGRAM=$(basename $0)
#check for changed ip every 300 seconds
wait=300
getJsonValue(){
params="$1"
echo $json_data | sed 's/\\\\\//\//g' | sed 's/[{}]//g;s/$\[\|\]$//g' |\
awk -F ',' '{ for (i=1;i<=NF;i++) { print $i }}' |\
sed 's/":/\|/g;s/"//g' |\
awk -v k="$params" -F'|' '{ if ($(NF - 1) == k ) print $NF }'
}
getDomainId() {
local json_data=`curl -k -A 'xddns' $API_url/Domain.info -d ${shared_data}domain=$domainname`
getJsonValue id
}
getRecordId() {
for sub_domain in $sub_domains;do
local json_data
json_data=$(curl -k -A 'xddns' $API_url/Record.List -d "${shared_data}record_type=$record_type&domain_id=$domain_id&sub_domain=${sub_domain}&offset=${offset}&length=${length}")
#check if record type is NS
IS_NS=$(getJsonValue type | grep -o 'NS' | head -n1)
#if there are 3 @ subdomains, get the non-NS record id only
if [ "$IS_NS" = "NS" ];then
numofline=$(getJsonValue id | sed '/^[0-9]\{7\}$/d' | wc -l)
[ $numofline -eq 3 ] && tmp_result_id="$(getJsonValue id | sed '/^[0-9]\{7\}$/d' | head -n1 )" || continue
else
tmp_result_id="$(getJsonValue id | sed '/^[0-9]\{7\}$/d')"
fi
#if result_id is not empty or unset, append a space to split record id
result_id="${result_id:+${result_id} }${tmp_result_id}"
done
echo $result_id
exit
}
createDomain() {
curl -k -A 'xddns' $API_url/Domain.Create -d ${shared_data}domain=$domainname
exit
}
createRecord() {
for sub_domain in $sub_domains;do
local extra_data="&domain_id=$domain_id&sub_domain=$sub_domain&record_type=$record_type&record_line=默认&value=${pub_ip_addr}"
curl -k -A 'xddns' $API_url/Record.Create -d $shared_data"$extra_data"
done
}
updateRecord() {
local record_id_list=`getRecordId`
tmp_sub_domains=${sub_domains}
for record_id in $record_id_list;do
sub_domain=$(echo $tmp_sub_domains | awk '{ print $1 }')
tmp_sub_domains=${tmp_sub_domains#* }
local extra_data="&domain_id=$domain_id&sub_domain=${sub_domain}\
&record_type=${record_type}&record_line=默认&value=${pub_ip_addr}&record_id=$record_id"
curl -k -A 'xddns' $API_url/Record.Modify -d $shared_data"$extra_data"
done
}
removeRecord(){
read -p "list the subdomains to be deleted " subdomain
sub_domains="$subdomain"
for sub_domain in $sub_domains;do
record_id=`getRecordId`
local extra_data="&domain_id=$domain_id&record_id=$record_id"
curl -k -A 'xddns' $API_url/Record.Remove -d $shared_data"$extra_data"
done
exit
}
checkip() {
oldip=$pub_ip_addr
newip=$(curl -s http://checkip.dyndns.com | sed -n 's/.*: $[0-9]\{1,3\}\.[0-9]\{1,3\}\.[0-9]\{1,3\}\.[0-9]\{1,3\}$.*/\1/p')
if [ "$newip" != "$oldip" ];then
oldip="$newip"
return 8
else
return 3
fi
}
if [ $# -ne 2 ];then
echo "usage:$PROGRAM |-c create record|-r remove records|-C create new domain|-m modify record | -bc create a batch of records DOMAIN [eg.example.com]"
exit 3
fi
[ -n "$2" ] && domainname=$2
domain_id=`getDomainId $domainname`
case $1 in
-c)createRecord $domainname;;
-r)removeRecord $domainname;;
-u)updateRecord $domainname;;
-C)createDomain $domainname;;
-i)getRecordId $domainname;;
*) echo "no such option";
exit 3;;
esac
while [ 1 ];do
checkip
if [ $? -eq 8 ];then
pub_ip_addr="$newip"
updateRecord
fi
sleep $wait
done