---
version: "3.8"

x-mail-env: &mail-env
  DELIVERY_METHOD: ${DELIVERY_METHOD}
  SMTP_ADDRESS: ${SMTP_ADDRESS}
  SMTP_PORT: ${SMTP_PORT}
  SMTP_USER_NAME: ${SMTP_USER_NAME}
  SMTP_AUTHENTICATION: ${SMTP_AUTHENTICATION}
  SMTP_ENABLE_STARTTLS_AUTO: ${SMTP_ENABLE_STARTTLS_AUTO}
  SMTP_OPENSSL_VERIFY_MODE: ${SMTP_OPENSSL_VERIFY_MODE}
  SMTP_TLS: ${SMTP_TLS}
  SMTP_PASSWORD:
  SMTP_PASSWORD_FILE: /run/secrets/smtp_password

services:
  app:
    environment:
      *mail-env
    secrets:
      - smtp_password
    
secrets:
  smtp_password:
    name: ${STACK_NAME}_smtp_password_${SECRET_SMTP_PASSWORD_VERSION}
    external: true