pillar.example

exim:
  # More detailed information about these config settings can be found in the
  # Debian exim4 man pages:
  #   $ man update-exim4.conf.conf
  config:
    # Main configuration type (one of 'internet', 'smarthost', 'satellite',
    # 'local', or 'none'). (Default: local)
    configtype: smarthost

    # List of domains for which this machine should consider itself the final
    # destination. (Default: FQDN of host)
    other_hostnames:
      - example.com
      - example.org

    # List of IP addresses the Exim daemon should listen on (all interfaces if
    # empty). (Default: all loopback interfaces)
    local_interfaces: []

    # Rewrite outgoing mail headers with this value, if it is set, to hide the
    # local mailname. (Default: '')
    readhost: publichostname.example.org

    # List of domains for which mail is accepted from anywhere on the Internet,
    # but are not delivered locally (eg. secondary MX hosts).  (Default: [])
    relay_domains: []

    # Minimize DNS lookups. (Default: False)
    minimaldns: False

    # List of machines for which the host serves as smarthost. (Default: [])
    relay_nets: []

    # List of hosts to which all outgoing mail is passed to for delivery.
    # (Default: [])
    smarthost:
      - mail.isp.example.com

    # Controls whether update-exim4.conf uses the multiple files below
    # 'etc/exim4/conf.d' (True) or '/etc/exim4/exim4.conf.template' (False).
    # (Default: False)
    use_split_config: True

    # Controls whether the local mailname in the headers of outgoing mail
    # should be hidden (Only effective for 'smarthost' and 'satellite'
    # configtypes).  (Default: False)
    hide_mailname: True

    # The default transport for local mail delivery. (Default: mail_spool)
    localdelivery: maildir_home

  # manage the conf.d files if 'config:use_split_config' is True
  confd:
    # conf.d subdirectory to manage
    main:
      # filename in conf.d subdirectory (ie. conf.d/main/10_local-config_localoptions)
      10_local-config_localoptions: |
        MAIN_TLS_ENABLE = true

    router:
      880_local-config_redirect_domain: |
        redirect_domain:
          driver = redirect
          domains = mail.example.org : mail.example.com
          data = $local_part@example.com

  aliases:
    # Alias for a single address
    otheruser: user
    # Alias for multiple addresses
    groupofusers:
      - user1
      - user2
    # Ensure an alias does not exist by setting the target value as something
    # that evaluates to False
    remove1:
    remove2: False

  virtual_aliases:
    # Domain specific aliases
    example.com:
      user1: realuser1@example.com
      listofusers:
        - systemuser
        - realuser1@example.com
        - realuser2@example.com

    example.org:
      user1: user1@example.org

  # Set the /etc/mailname used by Debian hosts. (Default: FQDN of host)
  #   also see: https://wiki.debian.org/EtcMailName
  mailname: otherhost.example.com