add security setting

ansible/roles/security-settings/tasks/login_defs.yml

@@ -0,0 +1,48 @@
+---
+- name: Set pass max days
+  lineinfile:
+    dest: /etc/login.defs
+    state: present
+    regexp: '^PASS_MAX_DAYS.*$'
+    line: "PASS_MAX_DAYS\t{{os_auth_pw_max_age}}"
+    backrefs: yes
+
+- name: Set pass min days
+  lineinfile:
+    dest: /etc/login.defs
+    state: present
+    regexp: '^PASS_MIN_DAYS.*$'
+    line: "PASS_MIN_DAYS\t{{os_auth_pw_min_age}}"
+    backrefs: yes
+
+- name: Set pass min length
+  lineinfile:
+    dest: /etc/login.defs
+    state: present
+    regexp: '^PASS_MIN_LEN.*$'
+    line: "PASS_MIN_LEN\t{{pwquality_minlen}}"
+    backrefs: yes
+
+- name: Set pass warn days
+  lineinfile:
+    dest: /etc/login.defs
+    state: present
+    regexp: '^PASS_WARN_AGE.*$'
+    line: "PASS_WARN_AGE\t{{os_auth_pw_warn_age}}"
+    backrefs: yes
+
+- name: Set password encryption to SHA512
+  lineinfile:
+    dest: /etc/login.defs
+    state: present
+    regexp: '^ENCRYPT_METHOD\s.*$'
+    line: "ENCRYPT_METHOD\tSHA512"
+    backrefs: yes
+
+- name: Disable MD5 crypt explicitly
+  lineinfile:
+    dest: /etc/login.defs
+    state: present
+    regexp: '^MD5_CRYPT_ENAB.*$'
+    line: "MD5_CRYPT_ENAB NO"
+    backrefs: yes