dovecot/postfix: Fix SSL domain

Signed-off-by: Florian Pritz <bluewind@xinu.at>

roles/dovecot/templates/dovecot.conf.j2

@@ -83,8 +83,8 @@ service lmtp {
 
 login_log_format_elements = "user=<%u> method=%m rip=%r lip=%l mpid=%e %c %k"
 
-ssl_cert = </etc/letsencrypt/live/{{inventory_hostname}}/fullchain.pem
-ssl_key = </etc/letsencrypt/live/{{inventory_hostname}}/privkey.pem
+ssl_cert = </etc/letsencrypt/live/{{mail_domain}}/fullchain.pem
+ssl_key = </etc/letsencrypt/live/{{mail_domain}}/privkey.pem
 ssl_prefer_server_ciphers = yes
 ssl_protocols = !SSLv3
 ssl_options = no_compression

roles/postfix/defaults/main.yml

@@ -5,3 +5,5 @@ postfix_server: false
 postfix_patchwork_enabled: false
 postfix_patchwork_user: "patchwork"
 postfix_patchwork_mail_handler: "/usr/local/bin/patchwork-parsemail-wrapper.sh"
+
+mail_domain: "mail.archlinux.org"

roles/postfix/templates/main.cf.j2

@@ -6,8 +6,8 @@ biff = no
 append_dot_mydomain = no
 
 {% if postfix_smtpd_public %}
-smtpd_tls_cert_file = /etc/letsencrypt/live/{{inventory_hostname}}/fullchain.pem
-smtpd_tls_key_file = /etc/letsencrypt/live/{{inventory_hostname}}/privkey.pem
+smtpd_tls_cert_file = /etc/letsencrypt/live/{{mail_domain}}/fullchain.pem
+smtpd_tls_key_file = /etc/letsencrypt/live/{{mail_domain}}/privkey.pem
 {% endif %}
 
 smtpd_tls_dh1024_param_file = /etc/postfix/dh2048.pem