Dockerfile

@@ -1,8 +1,9 @@
 FROM registry.fedy95.com/baseimage-autossl:latest
-
 ARG DOMAIN
 ARG GD_Key
 ARG GD_Secret
 
 RUN export ${GD_Key} && export ${GD_Secret}
-RUN ["acme.sh", "--issue", "--dns", "dns_gd", "-d", "${DOMAIN}", "--reloadcmd", "'/usr/syno/sbin/synoservicecfg --reload httpd-sys'"]
+
+COPY init.sh .
+ENTRYPOINT ["./init.sh"]

docker-compose.yml

@@ -9,6 +9,6 @@ services:
 
     env_file: env/instance.env
     volumes:
-      - ./etc/instance/server.crt:/usr/syno/etc/ssl/ssl.crt/server.crt
-      - ./etc/instance/server.key:/usr/syno/etc/ssl/ssl.crt/server.key
+      - /usr/syno/etc/ssl/ssl.crt:/usr/syno/etc/ssl/ssl.crt
+      - /usr/syno/etc/ssl/ssl.key:/usr/syno/etc/ssl/ssl.key
 ...

etc/instance/.gitignore

@@ -1,2 +0,0 @@
-*
-!.gitignore

init.sh

@@ -0,0 +1,6 @@
+#!/bin/sh
+
+./acme.sh --issue --debug --dns dns_gd -d "${DOMAIN}" \
+ --cert-file /usr/syno/etc/ssl/ssl.crt/server.crt \
+ --key-file /usr/syno/etc/ssl/ssl.key/server.key \
+ --reloadcmd '/usr/syno/sbin/synoservicecfg --reload httpd-sys'