Use template for postfix main.cf

roles/mailserver_postfix/tasks/main.yml

@@ -19,23 +19,12 @@
     group: postfix
     mode: "640"
 
-- name: Add configuration lines
+- name: Copy main.cf
   become: true
-  loop:
-    - virtual_mailbox_domains = pgsql:/etc/postfix/sql-virtual-mailbox-domains.cf
-    - virtual_mailbox_maps = pgsql:/etc/postfix/sql-virtual-mailbox-maps.cf
-    - virtual_alias_maps = pgsql:/etc/postfix/sql-virtual-alias-maps.cf
-    - virtual_transport = lmtp:unix:private/dovecot-lmtp
-    - smtpd_recipient_restrictions = reject_unauth_destination,check_policy_service unix:private/quota-status
-    - smtpd_sasl_type = dovecot
-    - smtpd_sasl_path = private/auth
-    - smtpd_sasl_auth_enable = yes
-    - smtpd_tls_security_level = may
-    - smtpd_tls_auth_only = yes
-    - "smtpd_tls_cert_file = /etc/letsencrypt/live/{{ ansible_hostname }}.{{ virtual_domain }}/fullchain.pem"
-    - "smtpd_tls_key_file = /etc/letsencrypt/live/{{ ansible_hostname }}.{{ virtual_domain }}/privkey.pem"
-    - smtp_tls_security_level = may
-  ansible.builtin.lineinfile:
-    path: /etc/postfix/main.cf
-    line: "{{ item }}"
+  ansible.builtin.template:
+    src: main.cf.j2
+    dest: /etc/postfix/main.cf
+    owner: root
+    group: root
+    mode: "644"
   notify: Reload postfix service

roles/mailserver_postfix/templates/main.cf.j2

@@ -0,0 +1,47 @@
+# {{ ansible_managed }}
+
+#myorigin = /etc/mailname
+
+smtpd_banner = $myhostname ESMTP $mail_name (Debian/GNU)
+biff = no
+
+# appending .domain is the MUA's job.
+append_dot_mydomain = no
+
+readme_directory = no
+
+# See http://www.postfix.org/COMPATIBILITY_README.html -- default to 3.6 on
+# fresh installs.
+compatibility_level = 3.6
+
+myhostname = mailserver-test
+alias_maps = hash:/etc/aliases
+alias_database = hash:/etc/aliases
+mydestination = $myhostname, mailserver-test, localhost.localdomain, , localhost
+relayhost =
+mynetworks = 127.0.0.0/8 [::ffff:127.0.0.0]/104 [::1]/128
+mailbox_size_limit = 0
+recipient_delimiter = +
+inet_interfaces = all
+inet_protocols = all
+
+smtpd_relay_restrictions = permit_mynetworks permit_sasl_authenticated defer_unauth_destination
+smtpd_recipient_restrictions=reject_unauth_destination,check_policy_service unix:private/quota-status
+
+smtpd_sasl_type = dovecot
+smtpd_sasl_path = private/auth
+smtpd_sasl_auth_enable = yes
+
+smtpd_tls_cert_file = /etc/letsencrypt/live/{{ ansible_hostname }}.{{ virtual_domain }}/fullchain.pem
+smtpd_tls_key_file = /etc/letsencrypt/live/{{ ansible_hostname }}.{{ virtual_domain }}/privkey.pem
+smtpd_tls_security_level = may
+smtpd_tls_auth_only = yes
+
+smtp_tls_CApath = /etc/ssl/certs
+smtp_tls_security_level = may
+smtp_tls_session_cache_database = btree:${data_directory}/smtp_scache
+
+virtual_mailbox_domains=pgsql:/etc/postfix/sql-virtual-mailbox-domains.cf
+virtual_mailbox_maps=pgsql:/etc/postfix/sql-virtual-mailbox-maps.cf
+virtual_alias_maps=pgsql:/etc/postfix/sql-virtual-alias-maps.cf
+virtual_transport=lmtp:unix:private/dovecot-lmtp