#!/usr/bin/env sh # 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() { fulldomain=$1 txtvalue=$2 if [ -z "$CX_Key" ] || [ -z "$CX_Secret" ]; then CX_Key="" CX_Secret="" _err "You don't specify cloudxns.com api key or secret yet." _err "Please create you key and try again." return 1 fi REST_API="$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 [ "$?" != "0" ]; then _err "Error get existing records." return 1 fi if [ "$count" = "0" ]; then add_record "$_domain" "$_sub_domain" "$txtvalue" else update_record "$_domain" "$_sub_domain" "$txtvalue" fi if [ "$?" = "0" ]; then return 0 fi return 1 } #fulldomain dns_cx_rm() { fulldomain=$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=$2 count=0 if ! _rest GET "record/$_domain_id?:domain_id?host_id=0&offset=0&row_num=100"; then return 1 fi seg=$(printf "%s\n" "$response" | _egrep_o '{[^{]*host":"'"$_sub_domain"'"[^}]*\}') _debug seg "$seg" if [ -z "$seg" ]; then return 0 fi if printf "%s" "$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 \" | _head_n 1) _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=$1 i=2 p=1 if ! _rest GET "domain"; then return 1 fi while true; do h=$(printf "%s" "$domain" | cut -d . -f $i-100) _debug h "$h" if [ -z "$h" ]; then #not valid return 1 fi if _contains "$response" "$h."; then seg=$(printf "%s" "$response" | _egrep_o "\{[^\{]*\"$h\.\"[^\}]*\}") _debug seg "$seg" _domain_id=$(printf "%s" "$seg" | _egrep_o "\"id\":\"[^\"]*\"" | cut -d : -f 2 | tr -d \") _debug _domain_id "$_domain_id" if [ "$_domain_id" ]; then _sub_domain=$(printf "%s" "$domain" | cut -d . -f 1-$p) _debug _sub_domain "$_sub_domain" _domain="$h" _debug _domain "$_domain" return 0 fi return 1 fi p="$i" i=$(_math "$i" + 1) done return 1 } #Usage: method URI data _rest() { m=$1 ep="$2" _debug ep "$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=$(printf "%s" "$sec" | _digest md5 hex) _debug hmac "$hmac" _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")" else response="$(_get "$url")" fi if [ "$?" != "0" ]; then _err "error $ep" return 1 fi _debug2 response "$response" if ! _contains "$response" '"message":"success"'; then return 1 fi return 0 }