acme.sh/dnsapi/dns_dnsimple.sh

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#!/usr/bin/env sh
# DNSimple domain api
#
# This is your oauth token which can be acquired on the account page. Please
# note that this must be an _account_ token and not a _user_ token.
# https://dnsimple.com/a/<your account id>/account/access_tokens
# DNSimple_OAUTH_TOKEN="sdfsdfsdfljlbjkljlkjsdfoiwje"
DNSimple_API="https://api.dnsimple.com/v2"
######## Public functions #####################
# Usage: add _acme-challenge.www.domain.com "XKrxpRBosdIKFzxW_CT3KLZNf6q0HG9i01zxXp5CPBs"
dns_dnsimple_add() {
fulldomain=$1
txtvalue=$2
if [ -z "$DNSimple_OAUTH_TOKEN" ]; then
DNSimple_OAUTH_TOKEN=""
_err "You have not set the dnsimple oauth token yet."
_err "Please visit https://dnsimple.com/user to generate it."
return 1
fi
# save the oauth token for later
_saveaccountconf DNSimple_OAUTH_TOKEN "$DNSimple_OAUTH_TOKEN"
if ! _get_account_id; then
_err "failed to retrive account id"
return 1
fi
if ! _get_root "$fulldomain"; then
_err "invalid domain"
return 1
fi
_get_records $_account_id $_domain $_sub_domain
if [ "$_records_count" = "0" ]; then
_info "Adding record"
if _dnsimple_rest POST "$_account_id/zones/$_domain/records" "{\"type\":\"TXT\",\"name\":\"$_sub_domain\",\"content\":\"$txtvalue\",\"ttl\":120}"; then
if printf -- "%s" "$response" | grep "\"name\":\"$_sub_domain\"" >/dev/null; then
_info "Added"
return 0
else
_err "Unexpected response while adding text record."
return 1
fi
fi
_err "Add txt record error."
else
_info "Updating record"
_extract_record_id $_records $_sub_domain
_dnsimple_rest PATCH "$_account_id/zones/$_domain/records/$_record_id" "{\"type\":\"TXT\",\"name\":\"$_sub_domain\",\"content\":\"$txtvalue\",\"ttl\":120}"
if [ "$?" = "0" ]; then
_info "Updated!"
#todo: check if the record takes effect
return 0
fi
_err "Update error"
return 1
fi
}
# fulldomain
dns_dnsimple_rm() {
fulldomain=$1
if ! _get_account_id; then
_err "failed to retrive account id"
return 1
fi
if ! _get_root "$fulldomain"; then
_err "invalid domain"
return 1
fi
_get_records $_account_id $_domain $_sub_domain
_extract_record_id $_records $_sub_domain
if [ "$_record_id" ]; then
_dnsimple_rest DELETE "$_account_id/zones/$_domain/records/$_record_id"
if [ "$?" = "0" ]; then
_info "removed record" "$_record_id"
return 0
fi
fi
_err "failed to remove record" "$_record_id"
return 1
}
#################### Private functions bellow ##################################
# _acme-challenge.www.domain.com
# returns
# _sub_domain=_acme-challenge.www
# _domain=domain.com
_get_root() {
domain=$1
i=2
previous=1
while true; do
h=$(printf "%s" "$domain" | cut -d . -f $i-100)
if [ -z "$h" ]; then
# not valid
return 1
fi
if ! _dnsimple_rest GET "$_account_id/zones/$h"; then
return 1
fi
if _contains "$response" 'not found'; then
_debug "$h not found"
else
_sub_domain=$(printf "%s" "$domain" | cut -d . -f 1-$previous)
_domain="$h"
_debug _domain "$_domain"
_debug _sub_domain "$_sub_domain"
return 0
fi
previous="$i"
i=$(_math "$i" + 1)
done
return 1
}
# returns _account_id
_get_account_id() {
_debug "retrive account id"
if ! _dnsimple_rest GET "whoami"; then
return 1
fi
if _contains "$response" "\"account\":null"; then
_err "no account associated with this token"
return 1
fi
if _contains "$response" "timeout"; then
_err "timeout retrieving account id"
return 1
fi
_account_id=$(printf "%s" "$response" | _egrep_o "\"id\":[^,]*,\"email\":" | cut -d: -f2 | cut -d, -f1)
_debug _account_id "$_account_id"
return 0
}
# returns
# _records
# _records_count
_get_records() {
account_id=$1
domain=$2
sub_domain=$3
_debug "fetching txt records"
_dnsimple_rest GET "$account_id/zones/$domain/records?per_page=100"
if ! _contains "$response" "\"id\":"; then
_err "failed to retrieve records"
return 1
fi
_records_count=$(printf "%s" "$response" | _egrep_o "\"name\":\"$sub_domain\"" | wc -l | _egrep_o "[0-9]+")
_records=$response
_debug _records_count "$_records_count"
}
# returns _record_id
_extract_record_id() {
_record_id=$(printf "%s" "$_records" | _egrep_o "\"id\":[^,]*,\"zone_id\":\"[^,]*\",\"parent_id\":null,\"name\":\"$_sub_domain\"" | cut -d: -f2 | cut -d, -f1)
_debug "_record_id" "$_record_id"
}
# returns response
_dnsimple_rest() {
method=$1
path="$2"
data="$3"
request_url="$DNSimple_API/$path"
_debug "$path"
_H1="Accept: application/json"
_H2="Authorization: Bearer $DNSimple_OAUTH_TOKEN"
if [ "$data" ]; then
_H1="Content-Type: application/json"
_debug data "$data"
response="$(_post "$data" "$request_url" "" "$method")"
else
response="$(_request "$request_url" "" "" "$method")"
fi
if [ "$?" != "0" ]; then
_err "error $request_url"
return 1
fi
_debug2 response "$response"
return 0
}