version: '3.3' services: postfix: image: "registry.mgrote.net/postfix:v1.1.185" container_name: mail-relay restart: always ports: - 1025:25 environment: SMTP_SERVER: smtp.strato.de SMTP_USERNAME: info@mgrote.net SMTP_PASSWORD: "{{ lookup('keepass', 'strato_smtp_password', 'password') }}" SERVER_HOSTNAME: mgrote.net # DEBUG: "yes" # literal ALWAYS_ADD_MISSING_HEADERS: "no" # literal # LOG_SUBJECT: "yes" # literal INET_PROTOCOL: ipv4 SMTP_GENERIC_MAP: "/.*/ info@mgrote.net" networks: - mail-relay healthcheck: test: ["CMD", "sh", "-c", "echo 'EHLO localhost' | nc -w 1 localhost 25 | grep -q '220 '"] interval: 30s timeout: 10s retries: 3 ######## Networks ######## networks: mail-relay: external: true