---
- name: update pam on Debian systems
  command: 'pam-auth-update --package'
  when: ansible_distribution == 'Debian' or ansible_distribution == 'Ubuntu'
  changed_when: False
  environment:
    DEBIAN_FRONTEND: noninteractive

- name: remove pam ccreds on Debian systems
  apt: name='{{os_packages_pam_ccreds}}' state=absent
  when: ansible_distribution == 'Debian' or ansible_distribution == 'Ubuntu'

- name: remove pam ccreds on Redhat systems
  yum: name='{{os_packages_pam_ccreds}}' state=absent
  when: ansible_os_family == 'RedHat'

- name: remove pam_cracklib, because it does not play nice with passwdqc
  apt: name='{{os_packages_pam_cracklib}}' state=absent
  when: (ansible_distribution == 'Debian' or ansible_distribution == 'Ubuntu') and os_auth_pam_passwdqc_enable

- name: install the package for strong password checking
  apt: name='{{os_packages_pam_passwdqc}}' state='installed' update_cache='yes'
  when: (ansible_distribution == 'Debian' or ansible_distribution == 'Ubuntu') and os_auth_pam_passwdqc_enable

- name: configure passwdqc
  template: src='pam_passwdqd.j2' mode=0640 owner=root group=root dest='{{passwdqc_path}}'
  when: (ansible_distribution == 'Debian' or ansible_distribution == 'Ubuntu') and os_auth_pam_passwdqc_enable

- name: remove passwdqc
  apt: name='{{os_packages_pam_passwdqc}}' state='absent'
  when: (ansible_distribution == 'Debian' or ansible_distribution == 'Ubuntu') and not os_auth_pam_passwdqc_enable

- name: install tally2
  apt: name='libpam-modules' state='installed'
  when: (ansible_distribution == 'Debian' or ansible_distribution == 'Ubuntu') and not os_auth_pam_passwdqc_enable and os_auth_retries > 0

- name: configure tally2
  template: src='pam_tally2.j2' dest='{{tally2_path}}' mode=0640 owner=root group=root
  when: (ansible_distribution == 'Debian' or ansible_distribution == 'Ubuntu') and not os_auth_pam_passwdqc_enable and os_auth_retries > 0

- name: delete tally2 when retries is 0
  file: path='{{tally2_path}}' state=absent
  when: (ansible_distribution == 'Debian' or ansible_distribution == 'Ubuntu') and not os_auth_pam_passwdqc_enable and os_auth_retries == 0

- name: remove pam_cracklib, because it does not play nice with passwdqc
  yum: name='{{os_packages_pam_cracklib}}' state='absent'
  when: (ansible_os_family == 'RedHat' and ansible_distribution_version < '7') and os_auth_pam_passwdqc_enable

- name: install the package for strong password checking
  yum: name='{{os_packages_pam_passwdqc}}' state='installed'
  when: (ansible_os_family == 'RedHat' and ansible_distribution_version < '7') and os_auth_pam_passwdqc_enable

- name: remove passwdqc
  yum: name='{{os_packages_pam_passwdqc}}' state='absent'
  when: ansible_os_family == 'RedHat' and not os_auth_pam_passwdqc_enable

- name: configure passwdqc and tally via central system-auth confic
  template: src='rhel_system_auth.j2' dest='/etc/pam.d/system-auth-ac' mode=0640 owner=root group=root

- name: NSA 2.3.3.5 Upgrade Password Hashing Algorithm to SHA-512
  template: src='rhel_libuser.conf.j2' dest='/etc/libuser.conf' mode=0640 owner=root group=root