acme.sh/dnsapi/dns_scaleway.sh

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#!/usr/bin/env sh
# Scaleway API
# https://developers.scaleway.com/en/products/domain/dns/api/
#
# Requires Scaleway API token set in SCALEWAY_API_TOKEN
######## Public functions #####################
SCALEWAY_API="https://api.scaleway.com/domain/v2beta1"
#Usage: add _acme-challenge.www.domain.com "XKrxpRBosdIKFzxW_CT3KLZNf6q0HG9i01zxXp5CPBs"
dns_scaleway_add() {
fulldomain=$1
txtvalue=$2
if ! _scaleway_check_config; then
return 1
fi
_debug "First detect the root zone"
if ! _get_root "$fulldomain"; then
_err "invalid domain"
return 1
fi
_debug _sub_domain "$_sub_domain"
_debug _domain "$_domain"
_info "Adding record"
_scaleway_create_TXT_record "$_domain" "$_sub_domain" "$txtvalue"
if _contains "$response" "records"; then
return 0
else
_err error "$response"
return 1
fi
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_info "Record added."
return 0
}
dns_scaleway_rm() {
fulldomain=$1
txtvalue=$2
if ! _scaleway_check_config; then
return 1
fi
_debug "First detect the root zone"
if ! _get_root "$fulldomain"; then
_err "invalid domain"
return 1
fi
_debug _sub_domain "$_sub_domain"
_debug _domain "$_domain"
_info "Deleting record"
_scaleway_delete_TXT_record "$_domain" "$_sub_domain" "$txtvalue"
if _contains "$response" "records"; then
return 0
else
_err error "$response"
return 1
fi
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_info "Record deleted."
return 0
}
#################### Private functions below ##################################
_scaleway_check_config() {
SCALEWAY_API_TOKEN="${SCALEWAY_API_TOKEN:-$(_readaccountconf_mutable SCALEWAY_API_TOKEN)}"
if [ -z "$SCALEWAY_API_TOKEN" ]; then
_err "No API key specified for Scaleway API."
_err "Create your key and export it as SCALEWAY_API_TOKEN"
return 1
fi
if ! _scaleway_rest GET "dns-zones"; then
_err "Invalid API key specified for Scaleway API."
return 1
fi
_saveaccountconf_mutable SCALEWAY_API_TOKEN "$SCALEWAY_API_TOKEN"
return 0
}
#_acme-challenge.www.domain.com
#returns
# _sub_domain=_acme-challenge.www
# _domain=domain.com
_get_root() {
domain=$1
i=1
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p=1
while true; do
h=$(printf "%s" "$domain" | cut -d . -f $i-100)
if [ -z "$h" ]; then
#not valid
return 1
fi
_scaleway_rest GET "dns-zones/$h/records"
if ! _contains "$response" "subdomain not found" >/dev/null; then
_sub_domain=$(printf "%s" "$domain" | cut -d . -f 1-$p)
_domain="$h"
return 0
fi
p=$i
i=$(_math "$i" + 1)
done
_err "Unable to retrive DNS zone matching this domain"
return 1
}
# this function add a TXT record
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_scaleway_create_TXT_record() {
txt_zone=$1
txt_name=$2
txt_value=$3
_scaleway_rest PATCH "dns-zones/$txt_zone/records" "{\"return_all_records\":false,\"changes\":[{\"add\":{\"records\":[{\"name\":\"$txt_name\",\"data\":\"$txt_value\",\"type\":\"TXT\",\"ttl\":60}]}}]}"
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if _contains "$response" "records"; then
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return 0
else
_err "error1 $response"
return 1
fi
}
# this function delete a TXT record based on name and content
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_scaleway_delete_TXT_record() {
txt_zone=$1
txt_name=$2
txt_value=$3
_scaleway_rest PATCH "dns-zones/$txt_zone/records" "{\"return_all_records\":false,\"changes\":[{\"delete\":{\"id_fields\":{\"name\":\"$txt_name\",\"data\":\"$txt_value\",\"type\":\"TXT\"}}}]}"
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if _contains "$response" "records"; then
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return 0
else
_err "error2 $response"
return 1
fi
}
_scaleway_rest() {
m=$1
ep="$2"
data="$3"
_debug "$ep"
_scaleway_url="$SCALEWAY_API/$ep"
_debug2 _scaleway_url "$_scaleway_url"
export _H1="x-auth-token: $SCALEWAY_API_TOKEN"
export _H2="Accept: application/json"
export _H3="Content-Type: application/json"
if [ "$data" ] || [ "$m" != "GET" ]; then
_debug data "$data"
response="$(_post "$data" "$_scaleway_url" "" "$m")"
else
response="$(_get "$_scaleway_url")"
fi
if [ "$?" != "0" ] || _contains "$response" "denied_authentication" || _contains "$response" "Method not allowed" || _contains "$response" "json parse error: unexpected EOF"; then
_err "error $response"
return 1
fi
_debug2 response "$response"
return 0
}