---
# Title: ansible-role-samba4-ad-member
#
# Author: Bitfinity-NL
# File: tasks/ubt-2004-amd64.yml
#
# Description:
#   Samba is the standard Windows interoperability 
#   suite of programs for Linux and Unix.
# 
# Comment:
#   Fixing DNS resolving
#
  
- name: "string"
  set_fact:
    nameservers: "{{ smb_dns_servers }}"

- name: "Set DNS servers for /etc/systemd/resolved.conf"
  set_fact:
    smb_dns         : '{{ smb_dns_servers.split().0 }}'
    smb_fallbackdns : "{{ smb_dns_servers.split().1 | default('{{ smb_dns_servers.split().0 }}') }}"

- name: "Print primary DNS server"
  debug:
    msg: "{{ smb_dns }}"

- name: "Print Secondary DNS server"
  debug:
    msg: "{{ smb_fallbackdns }}"

- name: "Configure name resolution for static ipaddress"
  template:
    src: resolved.conf.j2
    dest: /etc/systemd/resolved.conf

- name: "Preseed Kerberos version 5"
  raw: "echo krb5-config krb5-config/default_realm string {{ smb_realm }} | sudo debconf-set-selections"

- name: "Preseed PAM Configuration"
  raw: "echo libpam-runtime  libpam-runtime/profiles multiselect     unix, winbind, systemd, mkhomedir | sudo debconf-set-selections"
 
- name: "Install dependencies" 
  apt:
    name: "{{ packages }}"
    update_cache: yes
    state: present
  vars:
    packages:
    - acl
    - samba
    - smbclient
    - krb5-config
    - krb5-user
    - winbind
    - libpam-winbind
    - libnss-winbind
      
- name: "Edit Fstab"
  replace:
    path: /etc/fstab
    regexp: 'errors=remount-ro 0'
    replace: 'user_xattr,acl,barrier=1,errors=remount-ro,relatime 0'
    backup: yes
 
- name:  "Download template smb.conf.j2 to /etc/samba/smb.conf"
  template:
    src: "{{ item.src }}"
    dest: "{{ item.dest }}"
    backup: yes
  with_items:
    - { src: 'smb.conf.j2', dest: '/etc/samba/smb.conf' }
    - { src: 'pam_winbind.conf.j2', dest: '/usr/share/doc/libpam-winbind/examples/pam_winbind/pam_winbind.conf' }
  notify:
    - restart_samba_services
  
- name: "edit hosts file in order to be reachable from hostname"
  lineinfile:
    path: /etc/hosts
    regexp: "127.0.1.1	{{ ansible_hostname }}"
    line: "127.0.1.1	{{ ansible_hostname }}.{{ smb_realm|lower }} {{ ansible_hostname}}"
    backup: yes

- name: "Joining domain: {{ smb_realm }}"
  shell: "net ads join -U {{ smb_username }}%{{ smb_password }}"
   
- name: "Configure nsswitch for winbind - passwd"
  lineinfile:
    path: /etc/nsswitch.conf
    regexp: 'passwd:         compat'
    line: 'passwd:         compat winbind'
    backup: yes

- name: "Configure nsswitch for winbind - group"
  lineinfile:
    path: /etc/nsswitch.conf
    regexp: 'group:          compat'
    line: 'group:          compat winbind'
    backup: yes

- name: "Configure nsswitch for winbind - shadow"
  lineinfile:
    path: /etc/nsswitch.conf
    regexp: 'shadow:         compat'
    line: 'shadow:         compat winbind'
    backup: yes
  
- name: "Configure PAM Configuration"
  shell: DEBIAN_FRONTEND=noninteractive pam-auth-update

- name: "Configure PAM - /etc/pam.d/common-account"
  lineinfile:
    path: /etc/pam.d/common-account
    line: 'session    required    pam_mkhomedir.so    skel=/etc/skel/    umask=0022'
    backup: yes

- name: "Configure PAM - /etc/pam.d/common-password"
  replace:
    path: /etc/pam.d/common-password
    regexp: ' use_authtok'
    replace: ''
    backup: yes 

- name:  "Download template domain-admins.j2 to /etc/sudoers.d/domain-admins"
  template:
    src: domain-admins.j2
    dest: /etc/sudoers.d/domain-admins
    owner: root
    group: root
    mode: 0440
    backup: yes