--- # Every host sends its mail through the mailcow submission port with its own mailbox # (doc/host-mail-relay.md in the kubernetes repo). The password is set in host_vars. mail_relay: host: tranio.ruekov.eu port: 587 # SASL login of the mailcow mailbox; the password is an SMTP-only app password of it. username: "{{ inventory_hostname_short }}.system@mail.ruekov.eu" # Sender address every local address is rewritten to; mailcow accepts only addresses of the login. sender: "{{ mail_relay.username }}" password: "" # Root mail goes to this address: /etc/aliases and, on Proxmox hosts, the email of root@pam. root_mail: admin@ruekov.eu myhostname: "{{ inventory_hostname }}" # The local postfix only takes mail from the host itself. inet_interfaces: loopback-only # The smtp inet service of master.cf; off where another daemon holds port 25 (tranio: mailcow). smtpd_listener: true