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dns_add_del_aliyun.sh
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#!/bin/bash
#https://blog.aymar.cn
#https://protocol.aymar.cn
PROGNAME=${0##*/}
VERSION="2021年3月22日 16:07:05"
Ali_API="https://dns.aliyuncs.com/"
_timestamp=$(date -u +"%Y-%m-%dT%H%%3A%M%%3A%SZ")
__debug="0"
__delete="0"
#Wildcard certificates
#A partial example getssl.cfg file is:
#VALIDATE_VIA_DNS=true
#DNS_ADD_COMMAND=/root/.getssl/dns_add_del_aliyun.sh
#DNS_DEL_COMMAND=/root/.getssl/dns_add_del_aliyun.sh
# either configure KeyId & KeySecret here or export environment variables in getssl.cfg
AccessKeyId=${ALI_KeyId:-''}
AccessKeySecret=${ALI_KeySecret:-''}
usage() { # print out the program usage
echo "Usage: $PROGNAME [-a|--add <Domain Name> <RecordValue>] [-d|--delete <Full.DomainName.com>] [-s|--search <Full.DomainName.com> ] [-h|--help] [-t|--type] "\
"[-q|--quiet] [-c|--check] [-S|--status] [-l|--lock #] [-T|--ttl] [-u|--update] [-w|--weight] [-L|--Line]"
}
help_message() { # print out the help message
cat <<- _EOF_
$PROGNAME Version. $VERSION
$(usage)
Options:
-a, --add Add Domain Record 域名 ip (默认类型TXT）
-d, --delete Delete Domain Record 域名 (默认类型TXT）
-s, --search Search Domain Record 域名
-t, --type Record Type 类型（A、MX、CNAME、TXT、REDIRECT_URL、FORWORD_URL、NS、AAAA、SRV）
_EOF_
}
_arg_check(){
[ -z "$1" ] || _arg_count=$1
shift
[ ${#} -lt $_arg_count ] && help_message && exit 1 || (echo $2 | grep "^-") && help_message && exit 1
#If the number of arguments <$_ARG_COUNT print help and exit, and if the second argument begins with “-” print help and exit
return 0
}
#[ ${#} -lt 2 ] && help_message && exit 1 #Same as below
#[ -z "$2" ] && help_message && exit 1 #Same as below
_arg_check 2 $@
_debug (){
if [ "$__debug" -eq 1 ]; then
echo -e "\033[1;31m # debug: $(date "+%m %d %T") | Func: ${FUNCNAME[@]} | Line:${BASH_LINENO[@]} \033[0m" "\n $@ " #"Current FUNCNAME ${FUNCNAME} #$LINENO " #"$(($RANDOM%10))"
fi
return 0
}
_requires() {
_cmds='' # Check if the commands exists
if [[ "$#" -gt 0 ]]; then
for i in "$@"; do
if eval type type >/dev/null 2>&1; then
eval type "$i" >/dev/null 2>&1
elif command >/dev/null 2>&1; then
command -v "$i" >/dev/null 2>&1
else
which "$i" >/dev/null 2>&1
fi
#[ "$?" -eq 0 ] && _debug "checking for $i exists = ok" || _cmds=$_cmds"$i: "
#shellcheck disable=SC2181
if [ "$?" -eq 0 ]; then
#_debug "checking for $i exists = ok"
continue
else
_cmds=$_cmds"$i: "
fi
done
else
echo "Usage: _requires [command] "
return 1
fi
[ -n "$_cmds" ] && { echo -e "\033[1;31m $_cmds command not found \033[0m" && return 1 ;} || return 0
}
_requires openssl
#shellcheck disable=SC2120
_hex_dump() { #ascii hex
local _str=''
[ $# -gt 0 ] && _str=$@ || read _str
local _str_len=${#_str}
local i=1
while [ "$i" -le "$_str_len" ]; do
local _str_c="$(printf "%s" "$_str" | cut -c "$i")"
printf " %02x" "'$_str_c"
i=$(($i + 1))
done
#printf "%s" " 0a"
}
_urlencode() {
local length="${#1}"
local i=''
for i in $(awk "BEGIN { for ( i=0; i<$length; i++ ) print i }")
do
#local _strc="$(printf "%s" "$1" | cut -c "$i")" #i=1; i<=$length; i++
local _strc="${1:$i:1}"
case $_strc in [a-zA-Z0-9.~_-]) printf "%s" "$_strc" ;; *) printf "%%%02X" "'$_strc" ;;
esac
done
}
_signature(){
signature=''
_hexkey=$(printf "%s" "$AccessKeySecret&" | _hex_dump |sed 's/ //g')
#signature=$(printf "%s" "GET&%2F&$(_urlencode "$query")" | openssl dgst -sha1 -hmac $(printf "%s" "$AccessKeySecret&" | _hex_dump |sed 's/ //g'| xxd -r -p ) -binary | openssl base64 -e)
signature=$(printf "%s" "GET&%2F&$(_urlencode "$query")" | openssl dgst -sha1 -mac HMAC -macopt "hexkey:$_hexkey" -binary | openssl base64 -e)
signature=$(_urlencode "$signature")
}
_query() {
[ -n "$__type" ] && { [[ "$_Action" = "AddDomainRecord" ]] && _Type="$__type" || { [ "$_Action" = "DescribeDomainRecords" ] && _TypeKeyWord="$__type"; } ; }
query=''
[ -n $AccessKeyId ] && query=$query'AccessKeyId='$AccessKeyId
query=$query'&Action='"$1"
[ -z $_DomainNames ] || query=$query'&DomainName='$_DomainNames
query=$query'&Format=json'
[ -z $_RR ] || query=$query'&RR='$_RR
[ -z $_RRKeyWord ] || query=$query'&RRKeyWord='$_RRKeyWord
[ -z $_RecordId ] || query=$query'&RecordId='$_RecordId
query=$query'&SignatureMethod=HMAC-SHA1'
query=$query"&SignatureNonce=$(date +"%s%N")"
query=$query'&SignatureVersion=1.0'
query=$query'&Timestamp='$_timestamp
[ -z $_Type ] || query=$query'&Type='$_Type
[ -z $_TypeKeyWord ] || query=$query'&TypeKeyWord='$_TypeKeyWord
[ -z $_Value ] || query=$query'&Value='$_Value
[ -z $_ValueKeyWord ] || query=$query'&ValueKeyWord='$_ValueKeyWord
query=$query'&Version=2015-01-09'
#_debug "$query"
_signature
return 0
}
_Get_RecordIds(){
_Action="DescribeDomainRecords"
_query $_Action $_DomainNames
url="${Ali_API}?${query}&Signature=${signature}"
_debug $url
_RecordIds=$(curl -k -s $url | grep -Po 'RecordId[": "]+\K[^"]+') && __delete="1" #RecordId requisite
_debug $_RecordIds
return 0
}
__type='TXT'
_DomainNames=$(printf "%s" $1| awk -F"." '{if(NF>=2){print $(NF-1)"."$NF}}') #awk -F\. '{print $(NF-1) FS $NF}') #requisite
_RRKeyWord="_acme-challenge"
_Get_RecordIds
_RRKeyWord=''
_TypeKeyWord=''
_ValueKeyWord=''
if [ "$__delete" = "1" ];then
_Action="DeleteDomainRecord" #Action requisite
_DomainNames=''
for _RecordId in ${_RecordIds[@]} #Delete multiple txt domain record
do
_debug "_RecordId" $_RecordId
_query $_Action $_RecordId
url="${Ali_API}?${query}&Signature=${signature}"
_debug $url
curl -k -s $url && ( echo -e "\n\033[1;32m Aliyun DNS record _acme-challenge.$1 has been deleted \033[0m")
done
else
_Action="AddDomainRecord" #requisite
_RR=$(printf "_acme-challenge.%s" $1| awk -F'.' '{if(NF>2){gsub("."$(NF-1)"."$NF,"");print}}') #requisite
_Value=$2 #requisite
_query $_Action $_DomainNames
url="${Ali_API}?${query}&Signature=${signature}"
_debug $url
curl -k -s $url && (echo -e "\n\033[1;32m Start Checking aliyun DNS record _acme-challenge.$1 \033[0m")
exit 0
fi