acme.sh/dnsapi/dns_constellix.sh
2021-03-10 16:32:09 +01:00

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#!/usr/bin/env sh
# Author: Wout Decre <wout@canodus.be>
CONSTELLIX_Api="https://api.dns.constellix.com/v1"
#CONSTELLIX_Key="XXX"
#CONSTELLIX_Secret="XXX"
######## Public functions #####################
# Usage: add _acme-challenge.www.domain.com "XKrxpRBosdIKFzxW_CT3KLZNf6q0HG9i01zxXp5CPBs"
# Used to add txt record
dns_constellix_add() {
fulldomain=$1
txtvalue=$2
CONSTELLIX_Key="${CONSTELLIX_Key:-$(_readaccountconf_mutable CONSTELLIX_Key)}"
CONSTELLIX_Secret="${CONSTELLIX_Secret:-$(_readaccountconf_mutable CONSTELLIX_Secret)}"
if [ -z "$CONSTELLIX_Key" ] || [ -z "$CONSTELLIX_Secret" ]; then
_err "You did not specify the Contellix API key and secret yet."
return 1
fi
_saveaccountconf_mutable CONSTELLIX_Key "$CONSTELLIX_Key"
_saveaccountconf_mutable CONSTELLIX_Secret "$CONSTELLIX_Secret"
if ! _get_root "$fulldomain"; then
_err "Invalid domain"
return 1
fi
# To support wildcard certificates, try to find existig TXT record and update it.
_info "Search existing TXT record"
if _constellix_rest GET "domains/${_domain_id}/records/TXT/search?exact=${_sub_domain}"; then
if printf -- "%s" "$response" | grep "{\"errors\":\[\"Requested record was not found\"\]}" >/dev/null; then
_info "Adding TXT record"
if _constellix_rest POST "domains/${_domain_id}/records" "[{\"type\":\"txt\",\"add\":true,\"set\":{\"name\":\"${_sub_domain}\",\"ttl\":60,\"roundRobin\":[{\"value\":\"${txtvalue}\"}]}}]"; then
if printf -- "%s" "$response" | grep "{\"success\":\"1 record(s) added, 0 record(s) updated, 0 record(s) deleted\"}" >/dev/null; then
_info "Added"
return 0
else
_err "Error adding TXT record"
fi
fi
else
_record_id=$(printf "%s\n" "$response" | _egrep_o "\"id\":[0-9]+" | cut -d ':' -f 2)
if _constellix_rest GET "domains/${_domain_id}/records/TXT/${_record_id}"; then
_new_rr_values=$(printf "%s\n" "$response" | _egrep_o "\"roundRobin\":\[.*?\]" | sed "s/\]$/,{\"value\":\"${txtvalue}\"}]/")
_debug _new_rr_values "$_new_rr_values"
_info "Updating TXT record"
if _constellix_rest PUT "domains/${_domain_id}/records/TXT/${_record_id}" "{\"name\":\"${_sub_domain}\",\"ttl\":60,${_new_rr_values}}"; then
if printf -- "%s" "$response" | grep "{\"success\":\"Record.*updated successfully\"}" >/dev/null; then
_info "Updated"
return 0
else
_err "Error updating TXT record"
fi
fi
fi
fi
fi
return 1
}
# Usage: fulldomain txtvalue
# Used to remove the txt record after validation
dns_constellix_rm() {
fulldomain=$1
txtvalue=$2
CONSTELLIX_Key="${CONSTELLIX_Key:-$(_readaccountconf_mutable CONSTELLIX_Key)}"
CONSTELLIX_Secret="${CONSTELLIX_Secret:-$(_readaccountconf_mutable CONSTELLIX_Secret)}"
if [ -z "$CONSTELLIX_Key" ] || [ -z "$CONSTELLIX_Secret" ]; then
_err "You did not specify the Contellix API key and secret yet."
return 1
fi
if ! _get_root "$fulldomain"; then
_err "Invalid domain"
return 1
fi
_info "Removing TXT record"
if _constellix_rest POST "domains/${_domain_id}/records" "[{\"type\":\"txt\",\"delete\":true,\"filter\":{\"field\":\"name\",\"op\":\"eq\",\"value\":\"${_sub_domain}\"}}]"; then
if printf -- "%s" "$response" | grep "{\"success\":\"0 record(s) added, 0 record(s) updated, 1 record(s) deleted\"}" >/dev/null; then
_info "Removed"
return 0
else
_err "Error removing TXT record"
fi
fi
return 1
}
#################### Private functions below ##################################
_get_root() {
domain=$1
i=2
p=1
_debug "Detecting root zone"
while true; do
h=$(printf "%s" "$domain" | cut -d . -f $i-100)
if [ -z "$h" ]; then
return 1
fi
if ! _constellix_rest GET "domains/search?exact=$h"; then
return 1
fi
if _contains "$response" "\"name\":\"$h\""; then
_domain_id=$(printf "%s\n" "$response" | _egrep_o "\"id\":[0-9]+" | cut -d ':' -f 2)
if [ "$_domain_id" ]; then
_sub_domain=$(printf "%s" "$domain" | cut -d '.' -f 1-$p)
_domain="$h"
_debug _domain_id "$_domain_id"
_debug _sub_domain "$_sub_domain"
_debug _domain "$_domain"
return 0
fi
return 1
fi
p=$i
i=$(_math "$i" + 1)
done
return 1
}
_constellix_rest() {
m=$1
ep="$2"
data="$3"
_debug "$ep"
rdate=$(date +"%s")"000"
hmac=$(printf "%s" "$rdate" | _hmac sha1 "$(printf "%s" "$CONSTELLIX_Secret" | _hex_dump | tr -d ' ')" | _base64)
export _H1="x-cnsdns-apiKey: $CONSTELLIX_Key"
export _H2="x-cnsdns-requestDate: $rdate"
export _H3="x-cnsdns-hmac: $hmac"
export _H4="Accept: application/json"
export _H5="Content-Type: application/json"
if [ "$m" != "GET" ]; then
_debug data "$data"
response="$(_post "$data" "$CONSTELLIX_Api/$ep" "" "$m")"
else
response="$(_get "$CONSTELLIX_Api/$ep")"
fi
if [ "$?" != "0" ]; then
_err "Error $ep"
return 1
fi
_debug response "$response"
return 0
}