Adding support for mail aliases to the postfix role.

docs/roles/debian/postfix.md

@@ -31,8 +31,11 @@ postfix:
   forward_domains:
     - another.com
     - lalala.com
-  forward_from: "admin@example.com"
-  forward_to: "admin@example.com"
+  forward_from: admin@example.com
+  forward_to: admin@example.com
+  aliases: []
+    #- user: root
+    #  alias: admin@example.com
 
 ```
 

roles/debian/postfix/README.md

@@ -31,8 +31,11 @@ postfix:
   forward_domains:
     - another.com
     - lalala.com
-  forward_from: "admin@example.com"
-  forward_to: "admin@example.com"
+  forward_from: admin@example.com
+  forward_to: admin@example.com
+  aliases: []
+    #- user: root
+    #  alias: admin@example.com
 
 ```
 

roles/debian/postfix/defaults/main.yml

@@ -22,5 +22,8 @@ postfix:
   forward_domains:
     - another.com
     - lalala.com
-  forward_from: "admin@example.com"
-  forward_to: "admin@example.com"
+  forward_from: admin@example.com
+  forward_to: admin@example.com
+  aliases: []
+    #- user: root
+    #  alias: admin@example.com

roles/debian/postfix/tasks/main.yml

@@ -67,12 +67,12 @@
   notify:
     - Reload Postfix configuration.
 
-- name: Initialise sasl_passwd
+- name: Initialise sasl_passwd.
   ansible.builtin.command:
     cmd: /usr/sbin/postmap /etc/postfix/sasl_passwd
   when: postfix.use_ses
 
-- name: Configure virtual
+- name: Configure virtual.
   ansible.builtin.template:
     src: "virtual.j2"
     dest: "/etc/postfix/virtual"
@@ -84,6 +84,15 @@
     - Initialise virtual.
     - Reload Postfix configuration.
 
+- name: Configure mail aliases.
+  ansible.builtin.template:
+    src: aliases.j2
+    dest: /etc/aliases
+    owner: root
+    group: root
+    mode: 0644
+  when: postfix.aliases | length > 0
+
 - name: Ensure host maildir exists.
   ansible.builtin.file:
     path: "/home/ce-dev/var/Maildir"

roles/debian/postfix/templates/aliases.j2

@@ -0,0 +1,3 @@
+{% for item in postfix.aliases %}
+{{ item.user }}: {{ item.alias }}
+{% endfor %}