created dns_curanet.sh

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#!/usr/bin/env sh
#Script to use with curanet.dk, scannet.dk, wannafind.dk, dandomain.dk DNS management.
#
#Author: Peter L. Hansen <peter@r12.dk>
CURANET_REST_URL="https://api.curanet.dk/dns/v1/Domains"
CURANET_AUTH_URL="https://apiauth.dk.team.blue/auth/realms/Curanet/protocol/openid-connect/token"
CURANET_ACCESS_TOKEN=""
######## Public functions #####################
#Usage: dns_curanet_add _acme-challenge.www.domain.com "XKrxpRBosdIKFzxW_CT3KLZNf6q0HG9i01zxXp5CPBs"
dns_curanet_add() {
fulldomain=$1
txtvalue=$2
_info "Using curanet"
_debug fulldomain "$fulldomain"
_debug txtvalue "$txtvalue"
CURANET_AUTHCLIENTID="${CURANET_AUTHCLIENTID:-$(_readaccountconf_mutable CURANET_AUTHCLIENTID)}"
CURANET_AUTHSECRET="${CURANET_AUTHSECRET:-$(_readaccountconf_mutable CURANET_AUTHSECRET)}"
if [ -z "$CURANET_AUTHCLIENTID" ] || [ -z "$CURANET_AUTHSECRET" ]; then
CURANET_AUTHCLIENTID=""
CURANET_AUTHSECRET=""
_err "You don't specify curanet api client and secret."
_err "Please create your auth info and try again."
return 1
fi
#save the credentials to the account conf file.
_saveaccountconf_mutable CURANET_AUTHCLIENTID "$CURANET_AUTHCLIENTID"
_saveaccountconf_mutable CURANET_AUTHSECRET "$CURANET_AUTHSECRET"
gettoken
_get_root "$fulldomain"
export _H1="Content-Type: application/json-patch+json"
export _H2="Accept: application/json"
export _H3="Authorization: Bearer $CURANET_ACCESS_TOKEN"
data="{\"name\": \"$fulldomain\",\"type\": \"TXT\",\"ttl\": 60,\"priority\": 0,\"data\": \"$txtvalue\"}"
response="$(_post "$data" "$CURANET_REST_URL/${_domain}/Records" "" "")"
if _contains "$response" "$txtvalue"; then
_debug "TXT record added OK"
else
_err "Unable to add TXT record"
return 1
fi
return 0
}
#Usage: fulldomain txtvalue
#Remove the txt record after validation.
dns_curanet_rm() {
fulldomain=$1
txtvalue=$2
_info "Using curanet"
_debug fulldomain "$fulldomain"
_debug txtvalue "$txtvalue"
CURANET_AUTHCLIENTID="${CURANET_AUTHCLIENTID:-$(_readaccountconf_mutable CURANET_AUTHCLIENTID)}"
CURANET_AUTHSECRET="${CURANET_AUTHSECRET:-$(_readaccountconf_mutable CURANET_AUTHSECRET)}"
gettoken
_get_root "$fulldomain"
_debug "Getting current record list to identify TXT to delete"
export _H1="Content-Type: application/json"
export _H2="Accept: application/json"
export _H3="Authorization: Bearer $CURANET_ACCESS_TOKEN"
response="$(_get "$CURANET_REST_URL/${_domain}/Records" "" "")"
if ! _contains "$response" "$txtvalue"; then
_err "Unable to delete record (does not contain $txtvalue )"
return 1
fi
recordid=$(echo "$response" | _egrep_o "{\"id\":[0-9]+,\"name\":\"$fulldomain\"" | _egrep_o "id\":[0-9]+" | cut -c 5-)
re='^[0-9]+$'
if ! [[ $recordid =~ $re ]] ; then
err "Unable to delete record (did not find recordID to delete)"
return 1
fi
_debug "Deleting recordID $recordid"
response="$(_post "" "$CURANET_REST_URL/${_domain}/Records/$recordid" "" "DELETE")"
return 0;
}
#################### Private functions below ##################################
gettoken() {
CURANET_ACCESS_TOKEN=$(curl -s $CURANET_AUTH_URL -d "grant_type=client_credentials&client_id=$CURANET_AUTHCLIENTID&client_secret=$CURANET_AUTHSECRET&scope=dns" | jq -r '.access_token')
}
#_acme-challenge.www.domain.com
#returns
# _sub_domain=_acme-challenge.www
# _domain=domain.com
# _domain_id=sdjkglgdfewsdfg
_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
export _H1="Content-Type: application/json"
export _H2="Accept: application/json"
export _H3="Authorization: Bearer $CURANET_ACCESS_TOKEN"
response="$(_get "$CURANET_REST_URL/$h/Records" "" "")"
if [ ! "$(echo "$response" | _egrep_o "Entity not found")" ]; 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
}