Initial version of postfix role

roles/postfix/handlers/main.yml

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

roles/postfix/tasks/main.yml

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+---
+- name: check support
+  fail:
+    msg: Role not supported in your system
+  when: ansible_os_family != "RedHat"
+
+- name: install postfix
+  package:
+    name: postfix
+    state: installed
+
+- name: configure myhostname
+  lineinfile:
+    path: /etc/postfix/main.cf
+    regexp: '^myhostname\s*='
+    insertafter: '^#myhostname\s*='
+    line: "myhostname = {{ inventory_hostname }}"
+  notify: restart postfix
+
+- name: configure relayhost
+  lineinfile:
+    path: /etc/postfix/main.cf
+    regexp: '^relayhost\s*='
+    insertafter: '^#relayhost\s*='
+    line: "relayhost = [{{ mail_server }}]:465"
+  notify: restart postfix
+  when: mail_server is defined
+
+- name: configure masquerade_classes
+  lineinfile:
+    path: /etc/postfix/main.cf
+    regexp: '^masquerade_classes\s*='
+    insertafter: '^#?relayhost\s*='
+    line: "masquerade_classes = envelope_sender"
+  notify: restart postfix
+  when: mail_domain is defined
+
+- name: configure masquerade_domains
+  lineinfile:
+    path: /etc/postfix/main.cf
+    regexp: '^masquerade_domains\s*='
+    insertafter: '^masquerade_classes\s*='
+    line: "masquerade_domains = {{ mail_domain }}"
+  notify: restart postfix
+  when: mail_domain is defined
+
+- name: configure smtp_tls_security_level
+  lineinfile:
+    path: /etc/postfix/main.cf
+    regexp: '^smtp_tls_security_level\s*='
+    insertafter: '^#?relayhost\s*='
+    line: "smtp_tls_security_level = encrypt"
+  notify: restart postfix
+  when: mail_server is defined
+
+- name: configure smtp_tls_security_level
+  lineinfile:
+    path: /etc/postfix/main.cf
+    regexp: '^smtp_tls_wrappermode\s*='
+    insertafter: '^#?relayhost\s*='
+    line: "smtp_tls_wrappermode = yes"
+  notify: restart postfix
+  when: mail_server is defined
+
+- name: enable postfix service
+  service:
+    name: postfix
+    state: started
+    enabled: true