openwrt-packages/luci-app-aliddns/files/root/usr/sbin/aliddns
2024-04-22 02:00:41 +08:00

298 lines
9.4 KiB
Bash
Executable File

#!/bin/sh
NAME=aliddns
log_file=/var/log/$NAME.log
uci_get_by_name() {
local ret=$(uci get $NAME.$1.$2 2>/dev/null)
echo ${ret:=$3}
}
uci_bool_by_name() {
case "$(uci_get_by_name $1 $2)" in
1 | on | true | yes | enabled) return 0 ;;
esac
return 1
}
intelnetip() {
tmp_ip=$(curl -sL --connect-timeout 3 members.3322.org/dyndns/getip)
if [ "Z$tmp_ip" == "Z" ]; then
tmp_ip=$(curl -sL --connect-timeout 3 api-ipv4.ip.sb/ip)
fi
if [ "Z$tmp_ip" == "Z" ]; then
tmp_ip=$(curl -sL --connect-timeout 3 v4.myip.la)
fi
if [ "Z$tmp_ip" == "Z" ]; then
tmp_ip=$(curl -sL --connect-timeout 3 whatismyip.akamai.com)
fi
echo -n $tmp_ip
}
intelnetip6() {
tmp_ip6=$(curl -sL --connect-timeout 3 ipv6.testipv6.cn/ip | sed 's+"+\n+g' | grep -oE '([0-9A-Fa-f]{0,4}:){2,7}([0-9A-Fa-f]{1,4}$|((25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)(\.|$)){4})' | head -n1)
if [ "Z$tmp_ip6" == "Z" ]; then
tmp_ip6=$(curl -sL --connect-timeout 3 ip6only.me/api | sed 's+,+\n+g' | grep -oE '([0-9A-Fa-f]{0,4}:){2,7}([0-9A-Fa-f]{1,4}$|((25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)(\.|$)){4})' | head -n1)
fi
if [ "Z$tmp_ip6" == "Z" ]; then
tmp_ip6=$(curl -sL --connect-timeout 3 speed.neu6.edu.cn/getIP.php)
fi
if [ "Z$tmp_ip6" == "Z" ]; then
tmp_ip6=$(curl -sL --connect-timeout 3 v6.ident.me)
fi
if [ "Z$tmp_ip6" == "Z" ]; then
tmp_ip6=$(curl -sL --connect-timeout 3 api-ipv6.ip.sb/ip)
fi
echo -n $tmp_ip6
}
resolve2ip() {
# resolve2ip domain<string>
domain=$1
tmp_ip=$(nslookup $domain ns1.alidns.com 2>/dev/null | sed '/^Server/d; /#53$/d' | grep -oE '[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}' | tail -n1)
if [ "Z$tmp_ip" == "Z" ]; then
tmp_ip=$(nslookup $domain ns2.alidns.com 2>/dev/null | sed '/^Server/d; /#53$/d' | grep -oE '[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}' | tail -n1)
fi
if [ "Z$tmp_ip" == "Z" ]; then
tmp_ip=$(nslookup $domain 114.114.115.115 2>/dev/null | sed '/^Server/d; /#53$/d' | grep -oE '[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}' | tail -n1)
fi
if [ "Z$tmp_ip" == "Z" ]; then
tmp_ip=$(curl -sL --connect-timeout 3 "119.29.29.29/d?dn=$domain")
fi
echo -n $tmp_ip
}
resolve2ip6() {
# resolve2ip6 domain<string>
domain=$1
tmp_ip6=$(nslookup $domain ns1.alidns.com 2>/dev/null | sed '/^Server/d; /#53$/d' | grep -oE '([0-9A-Fa-f]{0,4}:){2,7}([0-9A-Fa-f]{1,4}$|((25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)(\.|$)){4})' | tail -n1)
if [ "Z$tmp_ip6" == "Z" ]; then
tmp_ip6=$(nslookup $domain ns2.alidns.com 2>/dev/null | sed '/^Server/d; /#53$/d' | grep -oE '([0-9A-Fa-f]{0,4}:){2,7}([0-9A-Fa-f]{1,4}$|((25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)(\.|$)){4})' | tail -n1)
fi
if [ "Z$tmp_ip6" == "Z" ]; then
tmp_ip6=$(nslookup $domain 114.114.115.115 2>/dev/null | sed '/^Server/d; /#53$/d' | grep -oE '([0-9A-Fa-f]{0,4}:){2,7}([0-9A-Fa-f]{1,4}$|((25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)(\.|$)){4})' | tail -n1)
fi
if [ "Z$tmp_ip6" == "Z" ]; then
tmp_ip6=$(curl -sL --connect-timeout 3 "119.29.29.29/d?dn=$domain&type=AAAA")
fi
echo -n $tmp_ip6
}
check_aliddns() {
echo "$DATE WAN-IP: ${ip}"
if [ "Z$ip" == "Z" ]; then
echo "$DATE ERROR, cant get WAN-IP..."
return 0
fi
current_ip=$(resolve2ip "$dm_real")
if [ "Z$current_ip" == "Z" ]; then
rrid='' # NO Resolve IP Means new Record_ID
fi
echo "$DATE DOMAIN-IP: ${current_ip}"
if [ "Z$ip" == "Z$current_ip" ]; then
echo "$DATE IP dont need UPDATE..."
return 0
else
echo "$DATE UPDATING..."
ip6_escape=$(urlencode "$current_ip")
return 1
fi
}
check_aliddns6() {
echo "$DATE WAN6-IP: ${ip6}"
if [ "Z$ip6" == "Z" ]; then
echo "$DATE ERROR, cant get WAN6-IP..."
return 0
fi
current_ip6=$(resolve2ip6 "$dm_real")
echo "$DATE DOMAIN-IP6: ${current_ip6}"
if [ "Z$current_ip6" == "Z" ]; then
rrid6='' # NO Resolve IP Means new Record_ID
fi
if [ "Z$ip6" == "Z$current_ip6" ]; then
echo "$DATE IPv6 dont need UPDATE..."
return 0
else
echo "$DATE UPDATING AAAA..."
return 1
fi
}
urlencode() {
# urlencode url<string>
out=''
for c in $(echo -n $1 | sed 's/[^\n]/&\n/g'); do
case $c in
[a-zA-Z0-9._-]) out="$out$c" ;;
*) out="$out$(printf '%%%02X' "'$c")" ;;
esac
done
echo -n $out
}
send_request() {
# send_request action<string> args<string>
local args="AccessKeyId=$ak_id&Action=$1&Format=json&$2&Version=2015-01-09"
local hash=$(urlencode $(echo -n "GET&%2F&$(urlencode $args)" | openssl dgst -sha1 -hmac "$ak_sec&" -binary | openssl base64))
curl -sSL --connect-timeout 10 "http://alidns.aliyuncs.com/?$args&Signature=$hash"
}
get_recordid() {
sed 's/RR/\n/g' | sed -n 's/.*RecordId[^0-9]*\([0-9]*\).*/\1\n/p' | sort -ru | sed /^$/d
}
query_recordid() {
send_request "DescribeSubDomainRecords" "SignatureMethod=HMAC-SHA1&SignatureNonce=$timestamp&SignatureVersion=1.0&SubDomain=$dm_escape&Timestamp=$timestamp&Type=A"
}
query_recordid6() {
send_request "DescribeSubDomainRecords" "SignatureMethod=HMAC-SHA1&SignatureNonce=$timestamp&SignatureVersion=1.0&SubDomain=$dm_escape&Timestamp=$timestamp&Type=AAAA"
}
update_record() {
send_request "UpdateDomainRecord" "RR=$sub_dm_escape&RecordId=$1&SignatureMethod=HMAC-SHA1&SignatureNonce=$timestamp&SignatureVersion=1.0&Timestamp=$timestamp&Type=A&Value=$ip"
}
add_record() {
send_request "AddDomainRecord&DomainName=$main_dm" "RR=$sub_dm_escape&SignatureMethod=HMAC-SHA1&SignatureNonce=$timestamp&SignatureVersion=1.0&Timestamp=$timestamp&Type=A&Value=$ip"
}
update_record6() {
send_request "UpdateDomainRecord" "RR=$sub_dm_escape&RecordId=$1&SignatureMethod=HMAC-SHA1&SignatureNonce=$timestamp&SignatureVersion=1.0&Timestamp=$timestamp&Type=AAAA&Value=$ip6_escape"
}
add_record6() {
send_request "AddDomainRecord&DomainName=$main_dm" "RR=$sub_dm_escape&SignatureMethod=HMAC-SHA1&SignatureNonce=$timestamp&SignatureVersion=1.0&Timestamp=$timestamp&Type=AAAA&Value=$ip6_escape"
}
del_record() {
send_request "DeleteDomainRecord" "RecordId=$1&SignatureMethod=HMAC-SHA1&SignatureNonce=$timestamp&SignatureVersion=1.0&Timestamp=$timestamp"
}
do_ddns_record() {
if uci_bool_by_name base clean; then
query_recordid | get_recordid | while read rr; do
echo "$DATE Clean record $dm_show: $rr"
del_record $rr >/dev/null
timestamp=$(date -u "+%Y-%m-%dT%H%%3A%M%%3A%SZ")
done
rrid=''
fi
if [ "Z$rrid" == "Z" ]; then
rrid=$(query_recordid | get_recordid)
fi
if [ "Z$rrid" == "Z" ]; then
rrid=$(add_record | get_recordid)
echo "$DATE ADD record $rrid"
else
update_record $rrid >/dev/null 2>&1
echo "$DATE UPDATE record $rrid"
fi
if [ "Z$rrid" == "Z" ]; then
# failed
echo "$DATE # ERROR, Please Check Config/Time"
else
# save rrid
uci set aliddns.base.record_id=$rrid
uci commit aliddns
echo "$DATE # UPDATED($ip)"
fi
}
do_ddns_record6() {
if uci_bool_by_name base clean; then
query_recordid6 | get_recordid | while read rr; do
echo "$DATE Clean record $dm_show: $rr"
del_record $rr >/dev/null
timestamp=$(date -u "+%Y-%m-%dT%H%%3A%M%%3A%SZ")
done
rrid6=''
fi
if [ "Z$rrid6" == "Z" ]; then
rrid6=$(query_recordid6 | get_recordid)
fi
if [ "Z$rrid6" == "Z" ]; then
rrid6=$(add_record6 | get_recordid)
echo "$DATE ADD record $rrid6"
else
update_record6 $rrid6 >/dev/null 2>&1
echo "$DATE UPDATE record $rrid6"
fi
if [ "Z$rrid6" == "Z" ]; then
# failed
echo "$DATE # ERROR, Please Check Config/Time"
else
# save rrid6
uci set aliddns.base.record_id6=$rrid6
uci commit aliddns
echo "$DATE # UPDATED($ip6)"
fi
}
clean_log() {
if [ $(cat $log_file 2>/dev/null | wc -l) -ge 240 ]; then
rm -f $log_file && touch $log_file
echo "$DATE Log Cleaned"
fi
}
[ -x /usr/bin/openssl -a -x /usr/bin/curl -a -x /bin/sed ] || {
echo "Need [ openssl + curl + sed ]"
exit 1
}
ipv4=$(uci_get_by_name base ipv4)
ipv6=$(uci_get_by_name base ipv6)
ak_id=$(uci_get_by_name base app_key)
ak_sec=$(uci_get_by_name base app_secret)
rrid=$(uci_get_by_name base record_id)
rrid6=$(uci_get_by_name base record_id6)
main_dm=$(uci_get_by_name base main_domain)
sub_dm=$(uci_get_by_name base sub_domain)
if [ "Z$sub_dm" == "Z@" -o "Z$sub_dm" == "Z" ]; then
dm_real="$main_dm"
else
dm_real="$sub_dm.$main_dm"
fi
dm_show="$sub_dm.$main_dm"
dm_escape=$(urlencode "$sub_dm.$main_dm")
sub_dm_escape=$(urlencode "$sub_dm")
# ================================================== ddns v4 ==================================================
iface=$(uci_get_by_name base interface)
if [ "Z$iface" == "Zinternet" -o "Z$iface" == "Z" ]; then
ip=$(intelnetip)
else
ip=$(ubus call network.interface.$iface status | grep '"address"' | grep -oE '[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}' | head -1)
fi
DATE=$(date +'%Y-%m-%d %H:%M:%S')
timestamp=$(date -u "+%Y-%m-%dT%H%%3A%M%%3A%SZ")
# uci_bool_by_name base ipv4 && check_aliddns || do_ddns_record
if [ $ipv4 -eq 1 ]; then
check_aliddns || do_ddns_record
fi
# ================================================== ddns v4 ==================================================
# ================================================== ddns v6 ==================================================
iface6=$(uci_get_by_name base interface6)
if [ "Z$iface6" == "Zinternet" -o "Z$iface6" == "Z" ]; then
ip6=$(intelnetip6)
else
ip6=$(ubus call network.interface.$iface6 status | grep '"address"' | grep -oE '([0-9A-Fa-f]{0,4}:){2,7}([0-9A-Fa-f]{1,4}|((25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)\.){4})' | head -1)
fi
ip6_escape=$(urlencode "$ip6")
# uci_bool_by_name base ipv6 && check_aliddns6 || do_ddns_record6
if [ $ipv6 -eq 1 ]; then
check_aliddns6 || do_ddns_record6
fi
# ================================================== ddns v6 ==================================================
clean_log