initial version of opensmtpd which is applied to all hosts

roles/base/tasks/main.yml

@@ -9,3 +9,7 @@
     mode: 0600
     owner: root
     group: root
+
+- name: install basic roles
+  include_role:
+    name: opensmtpd

roles/opensmtpd/handlers/main.yml

@@ -0,0 +1,5 @@
+---
+- name: restart opensmtpd
+  service:
+    name: opensmtpd
+    state: restarted

roles/opensmtpd/tasks/main.yml

@@ -0,0 +1,34 @@
+---
+
+- name: install opensmtpd
+  package:
+    name: opensmtpd
+    state: installed
+- name: set default mta to opensmtpd
+  alternatives:
+    name: mta
+    path: /usr/sbin/sendmail.opensmtpd
+
+- name: create smtpd.conf from template
+  template:
+    src: smtpd.conf.j2
+    dest: /etc/opensmtpd/smtpd.conf
+    mode: 0644
+    owner: root
+    group: root
+  notify: restart opensmtpd
+
+- name: force serer name to domain name
+  copy:
+    content: "{{ mail_domain }}\n"
+    dest: /etc/opensmtpd/mailname
+    mode: 0644
+    owner: root
+    group: root
+  notify: restart opensmtpd
+
+- name: enable opensmtpd
+  service:
+    name: opensmtpd
+    state: started
+    enabled: true

roles/opensmtpd/templates/smtpd.conf.j2

@@ -0,0 +1,6 @@
+listen on lo
+
+table aliases file:/etc/aliases
+
+# use obsolete smtps as it goes through firewalls better than 25
+accept from local for any relay via smtps://{{ mail_server }} as "@{{ mail_domain }}"