acme.sh/dnsapi/dns_cx.sh

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#!/usr/bin/env sh
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# Cloudxns.com Domain api
#
#CX_Key="1234"
#
#CX_Secret="sADDsdasdgdsf"
CX_Api="https://www.cloudxns.net/api2"
#REST_API
######## Public functions #####################
#Usage: add _acme-challenge.www.domain.com "XKrxpRBosdIKFzxW_CT3KLZNf6q0HG9i01zxXp5CPBs"
dns_cx_add() {
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fulldomain=$1
txtvalue=$2
if [ -z "$CX_Key" ] || [ -z "$CX_Secret" ] ; then
_err "You don't specify cloudxns.com api key or secret yet."
_err "Please create you key and try again."
return 1
fi
REST_API=$CX_Api
#save the api key and email to the account conf file.
_saveaccountconf CX_Key "$CX_Key"
_saveaccountconf CX_Secret "$CX_Secret"
_debug "First detect the root zone"
if ! _get_root $fulldomain ; then
_err "invalid domain"
return 1
fi
existing_records $_domain $_sub_domain
_debug count "$count"
if [ "$?" != "0" ] ; then
_err "Error get existing records."
return 1
fi
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if [ "$count" = "0" ] ; then
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add_record $_domain $_sub_domain $txtvalue
else
update_record $_domain $_sub_domain $txtvalue
fi
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if [ "$?" = "0" ] ; then
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return 0
fi
return 1
}
#usage: root sub
#return if the sub record already exists.
#echos the existing records count.
# '0' means doesn't exist
existing_records() {
_debug "Getting txt records"
root=$1
sub=$2
if ! _rest GET "record/$_domain_id?:domain_id?host_id=0&offset=0&row_num=100" ; then
return 1
fi
count=0
seg=$(printf "%s\n" "$response" | _egrep_o "{[^{]*host\":\"$_sub_domain\"[^}]*}")
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_debug seg "$seg"
if [ -z "$seg" ] ; then
return 0
fi
if printf "$response" | grep '"type":"TXT"' > /dev/null ; then
count=1
record_id=$(printf "%s\n" "$seg" | _egrep_o \"record_id\":\"[^\"]*\" | cut -d : -f 2 | tr -d \")
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_debug record_id "$record_id"
return 0
fi
}
#add the txt record.
#usage: root sub txtvalue
add_record() {
root=$1
sub=$2
txtvalue=$3
fulldomain=$sub.$root
_info "Adding record"
if ! _rest POST "record" "{\"domain_id\": $_domain_id, \"host\":\"$_sub_domain\", \"value\":\"$txtvalue\", \"type\":\"TXT\",\"ttl\":600, \"line_id\":1}"; then
return 1
fi
return 0
}
#update the txt record
#Usage: root sub txtvalue
update_record() {
root=$1
sub=$2
txtvalue=$3
fulldomain=$sub.$root
_info "Updating record"
if _rest PUT "record/$record_id" "{\"domain_id\": $_domain_id, \"host\":\"$_sub_domain\", \"value\":\"$txtvalue\", \"type\":\"TXT\",\"ttl\":600, \"line_id\":1}" ; then
return 0
fi
return 1
}
#################### Private functions bellow ##################################
#_acme-challenge.www.domain.com
#returns
# _sub_domain=_acme-challenge.www
# _domain=domain.com
# _domain_id=sdjkglgdfewsdfg
_get_root() {
domain=$1
i=2
p=1
if ! _rest GET "domain" ; then
return 1
fi
while [ '1' ] ; do
h=$(printf $domain | cut -d . -f $i-100)
_debug h "$h"
if [ -z "$h" ] ; then
#not valid
return 1;
fi
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if printf "$response" | grep "$h." >/dev/null ; then
seg=$(printf "%s" "$response" | _egrep_o "{[^{]*\"$h\.\"[^}]*\}" )
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_debug seg "$seg"
_domain_id=$(printf "%s" "$seg" | _egrep_o \"id\":\"[^\"]*\" | cut -d : -f 2 | tr -d \")
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_debug _domain_id "$_domain_id"
if [ "$_domain_id" ] ; then
_sub_domain=$(printf $domain | cut -d . -f 1-$p)
_debug _sub_domain $_sub_domain
_domain=$h
_debug _domain $_domain
return 0
fi
return 1
fi
p=$i
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i=$(expr $i + 1)
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done
return 1
}
#Usage: method URI data
_rest() {
m=$1
ep="$2"
_debug $ep
url="$REST_API/$ep"
_debug url "$url"
cdate=$(date -u "+%Y-%m-%d %H:%M:%S UTC")
_debug cdate "$cdate"
data="$3"
_debug data "$data"
sec="$CX_Key$url$data$cdate$CX_Secret"
_debug sec "$sec"
hmac=$(printf "$sec"| openssl md5 |cut -d " " -f 2)
_debug hmac "$hmac"
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_H1="API-KEY: $CX_Key"
_H2="API-REQUEST-DATE: $cdate"
_H3="API-HMAC: $hmac"
_H4="Content-Type: application/json"
if [ "$data" ] ; then
response="$(_post "$data" "$url" "" $m)"
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else
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response="$(_get "$url")"
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fi
if [ "$?" != "0" ] ; then
_err "error $ep"
return 1
fi
_debug2 response "$response"
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if ! printf "$response" | grep '"message":"success"' > /dev/null ; then
return 1
fi
return 0
}