acme.sh/dnsapi/dns_anx.sh
René Weselowski 89586530a5 improve performance and memory usage for dns_anx
when fetching all zones the memory usage can exceede limits and also
cause timeouts.

with this change the zone will be searched via the longest to shortest
match using the get endpoint.
2024-06-26 15:06:19 +02:00

150 lines
3.1 KiB
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#!/usr/bin/env sh
# Anexia CloudDNS acme.sh hook
# Author: MA
#ANX_Token="xxxx"
ANX_API='https://engine.anexia-it.com/api/clouddns/v1'
######## Public functions #####################
dns_anx_add() {
fulldomain=$1
txtvalue=$2
_info "Using ANX CDNS API"
ANX_Token="${ANX_Token:-$(_readaccountconf_mutable ANX_Token)}"
_debug fulldomain "$fulldomain"
_debug txtvalue "$txtvalue"
if [ "$ANX_Token" ]; then
_saveaccountconf_mutable ANX_Token "$ANX_Token"
else
_err "You didn't specify a ANEXIA Engine API token."
return 1
fi
_debug "First detect the root zone"
if ! _get_root "$fulldomain"; then
_err "invalid domain"
return 1
fi
# Always add records, wildcard need two records with the same name
_anx_rest POST "zone.json/${_domain}/records" "{\"name\":\"$_sub_domain\",\"type\":\"TXT\",\"rdata\":\"$txtvalue\"}"
if _contains "$response" "$txtvalue"; then
return 0
else
return 1
fi
}
dns_anx_rm() {
fulldomain=$1
txtvalue=$2
_info "Using ANX CDNS API"
ANX_Token="${ANX_Token:-$(_readaccountconf_mutable ANX_Token)}"
_debug fulldomain "$fulldomain"
_debug txtvalue "$txtvalue"
_debug "First detect the root zone"
if ! _get_root "$fulldomain"; then
_err "invalid domain"
return 1
fi
_get_record_id
if _is_uuid "$_record_id"; then
if ! _anx_rest DELETE "zone.json/${_domain}/records/$_record_id"; then
_err "Delete record"
return 1
fi
else
_info "No record found."
fi
echo "$response" | tr -d " " | grep \"status\":\"OK\" >/dev/null
}
#################### Private functions below ##################################
_is_uuid() {
pattern='^\{?[A-Z0-9a-z]{8}-[A-Z0-9a-z]{4}-[A-Z0-9a-z]{4}-[A-Z0-9a-z]{4}-[A-Z0-9a-z]{12}\}?$'
if echo "$1" | _egrep_o "$pattern" >/dev/null; then
return 0
fi
return 1
}
_get_record_id() {
_debug subdomain "$_sub_domain"
_debug domain "$_domain"
if _anx_rest GET "zone.json/${_domain}/records?name=$_sub_domain&type=TXT"; then
_debug response "$response"
if _contains "$response" "\"name\":\"$_sub_domain\"" >/dev/null; then
_record_id=$(printf "%s\n" "$response" | _egrep_o "\[.\"identifier\":\"[^\"]*\"" | head -n 1 | cut -d : -f 2 | tr -d \")
else
_record_id=''
fi
else
_err "Search existing record"
fi
}
_anx_rest() {
m=$1
ep="$2"
data="$3"
_debug "$ep"
export _H1="Content-Type: application/json"
export _H2="Authorization: Token $ANX_Token"
if [ "$m" != "GET" ]; then
_debug data "$data"
response="$(_post "$data" "${ANX_API}/$ep" "" "$m")"
else
response="$(_get "${ANX_API}/$ep")"
fi
# shellcheck disable=SC2181
if [ "$?" != "0" ]; then
_err "error $ep"
return 1
fi
_debug response "$response"
return 0
}
_get_root() {
domain=$1
i=1
p=1
while true; do
h=$(printf "%s" "$domain" | cut -d . -f $i-100)
_debug h "$h"
if [ -z "$h" ]; then
#not valid
return 1
fi
_anx_rest GET "zone.json/${h}"
if _contains "$response" "\"name\":\"$h\""; then
_sub_domain=$(printf "%s" "$domain" | cut -d . -f 1-$p)
_domain=$h
return 0
fi
p=$i
i=$(_math "$i" + 1)
done
return 1
}