Use msmtpd SMTP relay

examples/traefik/.env

@@ -1,11 +1,7 @@
-MYSQL_DATABASE=librenms
-MYSQL_USER=librenms
-MYSQL_PASSWORD=asupersecretpassword
-
-SMTP_SERVER=smtp.example.com
-SMTP_USERNAME=smtp@example.com
-SMTP_PASSWORD=
-
 TZ=Europe/Paris
 PUID=1000
 PGID=1000
+
+MYSQL_DATABASE=librenms
+MYSQL_USER=librenms
+MYSQL_PASSWORD=asupersecretpassword

examples/traefik/docker-compose.yml

@@ -83,14 +83,11 @@ services:
       - "FLUSH_DEAD_DATA_INTERVAL=3600"
     restart: always
 
-  smtp:
-    image: juanluisbaptiste/postfix
-    container_name: librenms_smtp
-    environment:
-      - "SERVER_HOSTNAME=librenms.example.com"
-      - "SMTP_SERVER=${SMTP_SERVER}"
-      - "SMTP_USERNAME=${SMTP_USERNAME}"
-      - "SMTP_PASSWORD=${SMTP_PASSWORD}"
+  msmtpd:
+    image: crazymax/msmtpd:latest
+    container_name: librenms_msmtpd
+    env_file:
+      - "./msmtpd.env"
     restart: always
 
   librenms:

examples/traefik/msmtpd.env

@@ -0,0 +1,10 @@
+# https://github.com/crazy-max/docker-msmtpd
+SMTP_HOST=smtp.gmail.com
+SMTP_PORT=587
+SMTP_TLS=on
+SMTP_STARTTLS=on
+SMTP_TLS_CHECKCERT=on
+SMTP_AUTH=on
+SMTP_USER=foo
+SMTP_PASSWORD=bar
+SMTP_FROM=foo@gmail.com