You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
252 lines
6.7 KiB
252 lines
6.7 KiB
#!/usr/bin/env sh |
|
|
|
# |
|
#HETZNER_Token="sdfsdfsdfljlbjkljlkjsdfoiwje" |
|
# |
|
|
|
HETZNER_Api="https://dns.hetzner.com/api/v1" |
|
|
|
######## Public functions ##################### |
|
|
|
# Usage: add _acme-challenge.www.domain.com "XKrxpRBosdIKFzxW_CT3KLZNf6q0HG9i01zxXp5CPBs" |
|
# Used to add txt record |
|
# Ref: https://dns.hetzner.com/api-docs/ |
|
dns_hetzner_add() { |
|
full_domain=$1 |
|
txt_value=$2 |
|
|
|
HETZNER_Token="${HETZNER_Token:-$(_readaccountconf_mutable HETZNER_Token)}" |
|
|
|
if [ -z "$HETZNER_Token" ]; then |
|
HETZNER_Token="" |
|
_err "You didn't specify a Hetzner api token." |
|
_err "You can get yours from here https://dns.hetzner.com/settings/api-token." |
|
return 1 |
|
fi |
|
|
|
#save the api key and email to the account conf file. |
|
_saveaccountconf_mutable HETZNER_Token "$HETZNER_Token" |
|
|
|
_debug "First detect the root zone" |
|
|
|
if ! _get_root "$full_domain"; then |
|
_err "Invalid domain" |
|
return 1 |
|
fi |
|
_debug _domain_id "$_domain_id" |
|
_debug _sub_domain "$_sub_domain" |
|
_debug _domain "$_domain" |
|
|
|
_debug "Getting TXT records" |
|
if ! _find_record "$_sub_domain" "$txt_value"; then |
|
return 1 |
|
fi |
|
|
|
if [ -z "$_record_id" ]; then |
|
_info "Adding record" |
|
if _hetzner_rest POST "records" "{\"zone_id\":\"${HETZNER_Zone_ID}\",\"type\":\"TXT\",\"name\":\"$_sub_domain\",\"value\":\"$txt_value\",\"ttl\":120}"; then |
|
if _contains "$response" "$txt_value"; then |
|
_info "Record added, OK" |
|
_sleep 2 |
|
return 0 |
|
fi |
|
fi |
|
_err "Add txt record error${_response_error}" |
|
return 1 |
|
else |
|
_info "Found record id: $_record_id." |
|
_info "Record found, do nothing." |
|
return 0 |
|
# we could modify a record, if the names for txt records for *.example.com and example.com would be not the same |
|
#if _hetzner_rest PUT "records/${_record_id}" "{\"zone_id\":\"${HETZNER_Zone_ID}\",\"type\":\"TXT\",\"name\":\"$full_domain\",\"value\":\"$txt_value\",\"ttl\":120}"; then |
|
# if _contains "$response" "$txt_value"; then |
|
# _info "Modified, OK" |
|
# return 0 |
|
# fi |
|
#fi |
|
#_err "Add txt record error (modify)." |
|
#return 1 |
|
fi |
|
} |
|
|
|
# Usage: full_domain txt_value |
|
# Used to remove the txt record after validation |
|
dns_hetzner_rm() { |
|
full_domain=$1 |
|
txt_value=$2 |
|
|
|
HETZNER_Token="${HETZNER_Token:-$(_readaccountconf_mutable HETZNER_Token)}" |
|
|
|
_debug "First detect the root zone" |
|
if ! _get_root "$full_domain"; then |
|
_err "Invalid domain" |
|
return 1 |
|
fi |
|
_debug _domain_id "$_domain_id" |
|
_debug _sub_domain "$_sub_domain" |
|
_debug _domain "$_domain" |
|
|
|
_debug "Getting TXT records" |
|
if ! _find_record "$_sub_domain" "$txt_value"; then |
|
return 1 |
|
fi |
|
|
|
if [ -z "$_record_id" ]; then |
|
_info "Remove not needed. Record not found." |
|
else |
|
if ! _hetzner_rest DELETE "records/$_record_id"; then |
|
_err "Delete record error${_response_error}" |
|
return 1 |
|
fi |
|
_sleep 2 |
|
_info "Record deleted" |
|
fi |
|
} |
|
|
|
#################### Private functions below ################################## |
|
#returns |
|
# _record_id=a8d58f22d6931bf830eaa0ec6464bf81 if found; or 1 if error |
|
_find_record() { |
|
unset _record_id |
|
_record_name=$1 |
|
_record_value=$2 |
|
|
|
if [ -z "$_record_value" ]; then |
|
_record_value='[^"]*' |
|
fi |
|
|
|
_debug "Getting all records" |
|
_hetzner_rest GET "records?zone_id=${_domain_id}" |
|
|
|
if _response_has_error; then |
|
_err "Error${_response_error}" |
|
return 1 |
|
else |
|
_record_id=$( |
|
echo "$response" | |
|
grep -o "{[^\{\}]*\"name\":\"$_record_name\"[^\}]*}" | |
|
grep "\"value\":\"$_record_value\"" | |
|
while read -r record; do |
|
# test for type and |
|
if [ -n "$(echo "$record" | _egrep_o '"type":"TXT"')" ]; then |
|
echo "$record" | _egrep_o '"id":"[^"]*"' | cut -d : -f 2 | tr -d \" |
|
break |
|
fi |
|
done |
|
) |
|
fi |
|
} |
|
|
|
#_acme-challenge.www.domain.com |
|
#returns |
|
# _sub_domain=_acme-challenge.www |
|
# _domain=domain.com |
|
# _domain_id=sdjkglgdfewsdfg |
|
_get_root() { |
|
domain=$1 |
|
i=1 |
|
p=1 |
|
|
|
domain_without_acme=$(echo "$domain" | cut -d . -f 2-) |
|
domain_param_name=$(echo "HETZNER_Zone_ID_for_${domain_without_acme}" | sed 's/[\.\-]/_/g') |
|
|
|
_debug "Reading zone_id for '$domain_without_acme' from config..." |
|
HETZNER_Zone_ID=$(_readdomainconf "$domain_param_name") |
|
if [ "$HETZNER_Zone_ID" ]; then |
|
_debug "Found, using: $HETZNER_Zone_ID" |
|
if ! _hetzner_rest GET "zones/${HETZNER_Zone_ID}"; then |
|
_debug "Zone with id '$HETZNER_Zone_ID' does not exist." |
|
_cleardomainconf "$domain_param_name" |
|
unset HETZNER_Zone_ID |
|
else |
|
if _contains "$response" "\"id\":\"$HETZNER_Zone_ID\""; then |
|
_domain=$(printf "%s\n" "$response" | _egrep_o '"name":"[^"]*"' | cut -d : -f 2 | tr -d \" | head -n 1) |
|
if [ "$_domain" ]; then |
|
_cut_length=$((${#domain} - ${#_domain} - 1)) |
|
_sub_domain=$(printf "%s" "$domain" | cut -c "1-$_cut_length") |
|
_domain_id="$HETZNER_Zone_ID" |
|
return 0 |
|
else |
|
return 1 |
|
fi |
|
else |
|
return 1 |
|
fi |
|
fi |
|
fi |
|
|
|
_debug "Trying to get zone id by domain name for '$domain_without_acme'." |
|
while true; do |
|
h=$(printf "%s" "$domain" | cut -d . -f $i-100) |
|
if [ -z "$h" ]; then |
|
#not valid |
|
return 1 |
|
fi |
|
_debug h "$h" |
|
|
|
_hetzner_rest GET "zones?name=$h" |
|
|
|
if _contains "$response" "\"name\":\"$h\"" || _contains "$response" '"total_entries":1'; then |
|
_domain_id=$(echo "$response" | _egrep_o "\[.\"id\":\"[^\"]*\"" | _head_n 1 | cut -d : -f 2 | tr -d \") |
|
if [ "$_domain_id" ]; then |
|
_sub_domain=$(printf "%s" "$domain" | cut -d . -f 1-$p) |
|
_domain=$h |
|
HETZNER_Zone_ID=$_domain_id |
|
_savedomainconf "$domain_param_name" "$HETZNER_Zone_ID" |
|
return 0 |
|
fi |
|
return 1 |
|
fi |
|
p=$i |
|
i=$(_math "$i" + 1) |
|
done |
|
return 1 |
|
} |
|
|
|
#returns |
|
# _response_error |
|
_response_has_error() { |
|
unset _response_error |
|
|
|
err_part="$(echo "$response" | _egrep_o '"error":{[^}]*}')" |
|
|
|
if [ -n "$err_part" ]; then |
|
err_code=$(echo "$err_part" | _egrep_o '"code":[0-9]+' | cut -d : -f 2) |
|
err_message=$(echo "$err_part" | _egrep_o '"message":"[^"]+"' | cut -d : -f 2 | tr -d \") |
|
|
|
if [ -n "$err_code" ] && [ -n "$err_message" ]; then |
|
_response_error=" - message: ${err_message}, code: ${err_code}" |
|
return 0 |
|
fi |
|
fi |
|
|
|
return 1 |
|
} |
|
|
|
#returns |
|
# response |
|
_hetzner_rest() { |
|
m=$1 |
|
ep="$2" |
|
data="$3" |
|
_debug "$ep" |
|
|
|
key_trimmed=$(echo "$HETZNER_Token" | tr -d \") |
|
|
|
export _H1="Content-TType: application/json" |
|
export _H2="Auth-API-Token: $key_trimmed" |
|
|
|
if [ "$m" != "GET" ]; then |
|
_debug data "$data" |
|
response="$(_post "$data" "$HETZNER_Api/$ep" "" "$m")" |
|
else |
|
response="$(_get "$HETZNER_Api/$ep")" |
|
fi |
|
|
|
if [ "$?" != "0" ] || _response_has_error; then |
|
_debug "Error$_response_error" |
|
return 1 |
|
fi |
|
_debug2 response "$response" |
|
return 0 |
|
}
|
|
|