Merge pull request 'refs #8025 Witness improved by using INI file' (!35) from 8025-witnessImprove into main

Reviewed-on: #35
Reviewed-by: Xavi Lleó <xavi@verdnatura.es>

roles/debian-base/defaults/main.yaml

@@ -1,4 +1,5 @@
 vn_first_time: false
+vn_witness_checked: false
 default_user: user
 fail2ban:
   email: "{{ sysadmin_mail }}"

roles/debian-base/tasks/root.yml

@@ -1,15 +1,20 @@
+- name: Set the root password changed witness variable
+  set_fact:
+    root_pass_changed: "{{ vn_ini.witness.root_pass_changed | default(false) }}"
+- when: vn_witness_checked and not root_pass_changed
+  no_log: true
+  block:  
   - name: Search root password in Passbolt
-  when: vn_first_time
     ignore_errors: true
     set_fact:
-    pb_password: >
+      passbolt_password: >
         {{
           lookup(passbolt, inventory_hostname_short,
             username='root',
             uri='ssh://'+hostname_fqdn
           )
         }}
-- when: vn_first_time and pb_password is not defined
+  - when: passbolt_password is not defined
     block:
     - name: Generate a random root password
       set_fact:
@@ -30,4 +35,9 @@
       user:
         name: root
         password: "{{ root_password | password_hash('sha512') }}"
-
+  - name: Set root password generated witness
+    ini_file:
+      path: /etc/vn.ini
+      section: witness
+      option: root_pass_changed
+      value: true

roles/debian-base/tasks/ssh.yml

@@ -1,20 +1,29 @@
+- name: Set the SSH keys generated witness variable
+  set_fact:
+    ssh_keys_generated: "{{ vn_ini.witness.ssh_keys_generated | default(false) }}"
+- when: vn_witness_checked and not ssh_keys_generated
+  block:
   - name: Generate SSH key pairs
     openssh_keypair:
       path: "/etc/ssh/ssh_host_{{ item.type }}_key"
       type: "{{ item.type }}"
       force: yes
-  when: vn_first_time
     loop:
       - { type: 'rsa' }
       - { type: 'ecdsa' }
       - { type: 'ed25519' }
     notify: restart sshd
+  - name: Set SSH keys generated witness
+    ini_file:
+      path: /etc/vn.ini
+      section: witness
+      option: ssh_keys_generated
+      value: true
 - name: Configure sshd_config settings
   copy:
     dest: /etc/ssh/sshd_config.d/vn-listenipv4.conf
     content: |
       # Do not edit this file! Ansible will overwrite it.
-
       ListenAddress 0.0.0.0
     owner: root
     group: root

roles/debian-base/tasks/witness.yml

@@ -1,12 +1,17 @@
-- name: Check if witness file exists
+- name: Check if witness INI file exists
   stat:
-    path: /etc/vn.witness
+    path: /etc/vn.ini
   register: witness_file
-- name: Set the witness variable
+- name: Set witness related variables
   set_fact:
     vn_first_time: "{{ not witness_file.stat.exists }}"
-- name: Create the witness file if it does not exist
+    vn_witness_checked: true
-  file:
+- when: not vn_first_time
-    path: /etc/vn.witness
+  block:
-    state: touch
+  - name: Slurp witness INI file
-  when: vn_first_time
+    slurp:
+      src: /etc/vn.ini
+    register: vn_ini_file
+  - name: Put witness as dictionary into variable
+    set_fact:
+      vn_ini: "{{ vn_ini_file.content | b64decode | community.general.from_ini }}"