diff --git a/dnsapi/dns_versio.sh b/dnsapi/dns_versio.sh new file mode 100755 index 00000000..93179e6f --- /dev/null +++ b/dnsapi/dns_versio.sh @@ -0,0 +1,243 @@ +#!/usr/bin/env sh +# +# DNS API for Versio.nl/Versio.eu/Versio.uk +# Author: lebaned +# Author: Tom Blauwendraat +# +######## Public functions ##################### + +#Usage: dns_versio_add _acme-challenge.www.domain.com "[txtvalue]" +dns_versio_add() { + fulldomain=$1 + txtvalue=$2 + _info "Using Versio" + _debug fulldomain "$fulldomain" + _debug txtvalue "$txtvalue" + + if ! _get_configuration; then + return 1 + fi + + _debug "First detect the root zone" + if ! _get_root "$fulldomain"; then + _err "invalid domain" + return 1 + fi + + _info fulldomain "$fulldomain" + _info _domain "$_domain" + _info _sub_domain "$_sub_domain" + + if ! _get_dns_records "$_domain"; then + _err "invalid domain" + return 1 + fi + + _debug "original dnsrecords" "$_dns_records" + _add_dns_record "TXT" "$fulldomain." "\\\"$txtvalue\\\"" 0 300 + _debug "dnsrecords after add record" "{\"dns_records\":[$_dns_records]}" + + while [ "$j" -le 3 ]; do + _versio_rest POST "domains/$_domain/update" "{\"dns_records\":[$_dns_records]}" + if [ "$?" = "0" ]; then + _debug "rest update response" "$response" + _debug "changed dnsrecords" "$_dns_records" + return 0 + fi + if [ "$?" != "2" ]; then + break + fi + j=$((j + 1)) + done + + _err "Error!" + return 1 +} + +#Usage: fulldomain txtvalue +#Remove the txt record after validation. +dns_versio_rm() { + fulldomain=$1 + txtvalue=$2 + _info "Using Versio" + _debug fulldomain "$fulldomain" + _debug txtvalue "$txtvalue" + + if ! _get_configuration; then + return 1 + fi + + _debug "First detect the root zone" + if ! _get_root "$fulldomain"; then + _err "invalid domain" + return 1 + fi + + _debug fulldomain "$fulldomain" + _debug _domain "$_domain" + _debug _sub_domain "$_sub_domain" + + if ! _get_dns_records "$_domain"; then + _err "invalid domain" + return 1 + fi + + _debug "original dnsrecords" "$_dns_records" + _delete_dns_record "TXT" "$fulldomain." + _debug "dnsrecords after deleted old record" "$_dns_records" + + if _versio_rest POST "domains/$_domain/update" "{\"dns_records\":[$_dns_records]}"; then + _debug "rest update response" "$response" + _debug "changed dnsrecords" "$_dns_records" + return 0 + fi + + _err "Error!" + return 1 + +} + +#################### Private functions below ################################## + +#_acme-challenge.www.domain.com +#returns +# _sub_domain=_acme-challenge.www +# _domain=domain.com +_get_root() { + domain=$1 + i=1 + p=1 + + if _versio_rest GET "domains?status=OK"; then + response="$(echo "$response" | tr -d "\n")" + while true; do + h=$(printf "%s" "$domain" | cut -d . -f $i-100) + _info h "$h" + _debug h "$h" + if [ -z "$h" ]; then + #not valid + return 1 + fi + hostedzone="$(echo "$response" | _egrep_o "{.*\"domain\":\s*\"$h\"")" + if [ "$hostedzone" ]; then + _sub_domain=$(printf "%s" "$domain" | cut -d . -f 1-$p) + _domain=$h + return 0 + fi + p=$i + i=$(_math "$i" + 1) + done + fi + return 1 +} + +#parameters: [record type] [record name] +_delete_dns_record() { + _dns_records=$(echo "$_dns_records" | sed 's/{"type":"'"$1"'","name":"'"$2"'"[^}]*}[,]\?//' | sed 's/,$//') +} + +#parameters: [type] [name] [value] [prio] [ttl] +_add_dns_record() { + _dns_records="$_dns_records,{\"type\":\"$1\",\"name\":\"$2\",\"value\":\"$3\",\"prio\":$4,\"ttl\":$5}" +} + +#parameters: [root domain] +#returns +# _dns_records +_get_dns_records() { + if _versio_rest GET "domains/$1?show_dns_records=true"; then + _dns_records="$(echo "$response" | sed -n 's/.*\"dns\_records\":\[\([^][]*\).*/\1/p')" + return 0 + fi + return 1 +} + +#method uri qstr data +_versio_rest() { + mtd="$1" + ep="$2" + data="$3" + + _debug mtd "$mtd" + _debug ep "$ep" + + VERSIO_API_URL="https://www.versio.nl/api/v1" + VERSIO_CREDENTIALS_BASE64=$(printf "%s:%s" "$VERSIO_Username" "$VERSIO_Password" | _base64) + + export _H1="Accept: application/json" + export _H2="Authorization: Basic $VERSIO_CREDENTIALS_BASE64" + export _H3="" + export _H4="" + export _H5="" + + if [ "$mtd" != "GET" ]; then + # both POST and DELETE. + _debug data "$data" + response="$(_post "$data" "$VERSIO_API_URL/$ep" "" "$mtd" "application/json")" + else + response="$(_get "$VERSIO_API_URL/$ep")" + fi + + # sleeping in order not to exceed rate limit + if [ -n "$VERSIO_Slow_rate" ]; then + _info "Sleeping $VERSIO_Slow_rate seconds to slow down hit rate on API" + _sleep "$VERSIO_Slow_rate" + fi + + case $? in + 0) + if [ "$response" = "Rate limit exceeded" ]; then + _err "Rate limit exceeded. Try again later." + return 1 + fi + case $response in + "<"*) + _err "Invalid non-JSON response! $response" + return 2 # retryable + ;; + "{\"error\":"*) + _err "Error response! $response" + return 1 + ;; + esac + _debug response "$response" + return 0 + ;; + 6) + _err "Authentication failure. Check your Versio email address and password" + return 1 + ;; + *) + _err "Unknown error" + return 1 + ;; + esac +} + +#parameters: [] +#returns: +# VERSIO_Username +# VERSIO_Password +# VERSIO_Slow_rate +_get_configuration() { + VERSIO_Username="${VERSIO_Username:-$(_readaccountconf_mutable VERSIO_Username)}" + VERSIO_Password="${VERSIO_Password:-$(_readaccountconf_mutable VERSIO_Password)}" + if [ -z "$VERSIO_Username" ] || [ -z "$VERSIO_Password" ]; then + VERSIO_Username="" + VERSIO_Password="" + _err "You don't specify Versio email address and/or password yet." + _err "Example:" + _err "export VERSIO_Username=[email address]" + _err "export VERSIO_Password=[password]" + return 1 + fi + VERSIO_Slow_rate="${VERSIO_Slow_rate:-$(_readaccountconf_mutable VERSIO_Slow_rate)}" + _info "Using slowdown rate: $VERSIO_Slow_rate seconds" + if [ -z "$VERSIO_Slow_rate" ]; then + VERSIO_Slow_rate="" + fi + _saveaccountconf_mutable VERSIO_Username "$VERSIO_Username" + _saveaccountconf_mutable VERSIO_Password "$VERSIO_Password" + _saveaccountconf_mutable VERSIO_Slow_rate "$VERSIO_Slow_rate" + return 0 +}