Use variables

docker-compose.yml

@@ -15,8 +15,7 @@ services:
   mail:
     image: docker.io/mailserver/docker-mailserver:latest
     hostname: mail
-    domainname: uwu.email
-    container_name: mail
+    domainname: ${DOMAIN_NAME:?Domain Name Required}
     ports:
     - "25:25"
     - "587:587"
@@ -31,8 +30,8 @@ services:
     - ./priv_config/opendkim/:/tmp/docker-mailserver/opendkim/
     environment:
     - SSL_TYPE=letsencrypt
-    - LETSENCRYPT_HOST=mail.uwu.email
-    - VIRTUAL_HOST=mail.uwu.email
+    - LETSENCRYPT_HOST=${SERVER_DOMAIN_NAME:-mail.${DOMAIN_NAME}}
+    - VIRTUAL_HOST=${SERVER_DOMAIN_NAME:-mail.${DOMAIN_NAME}}
 
     - ONE_DIR=1
     - DMS_DEBUG=1
@@ -49,19 +48,17 @@ services:
 
   webmail:
     image: docker.io/roundcube/roundcubemail:latest
-    hostname: webmail.uwu.email
-    container_name: webmail
+    hostname: ${SERVER_DOMAIN_NAME:-webmail.${DOMAIN_NAME}}
     restart: always
-    expose:
-     - 80
     environment:
       - ROUNDCUBEMAIL_DB_TYPE=sqlite
       - ROUNDCUBEMAIL_SKIN=elastic
-      - ROUNDCUBEMAIL_DEFAULT_HOST=tls://mail.uwu.email
-      - ROUNDCUBEMAIL_SMTP_SERVER=tls://mail.uwu.email
-      - VIRTUAL_HOST=webmail.uwu.email
-      - LETSENCRYPT_HOST=webmail.uwu.email
+      - ROUNDCUBEMAIL_DEFAULT_HOST=tls://${SERVER_DOMAIN_NAME:-mail.${DOMAIN_NAME}}
+      - ROUNDCUBEMAIL_SMTP_SERVER=tls://${SERVER_DOMAIN_NAME:-mail.${DOMAIN_NAME}}
       - ROUNDCUBEMAIL_UPLOAD_MAX_FILESIZE=9M
+
+      - VIRTUAL_HOST=${WEBMAIL_DOMAIN_NAME:-webmail.${DOMAIN_NAME}}
+      - LETSENCRYPT_HOST=${WEBMAIL_DOMAIN_NAME:-webmail.${DOMAIN_NAME}}
     volumes:
       # TODO Use Postgres
       - roundcube_sqlite:/var/roundcube/db