Fix suggestions

Signed-off-by: Radovan Sroka <rsroka@redhat.com>

README.md

@@ -87,9 +87,10 @@ Type: `bool`
 
 ### aide_cron_check
 
-Set up periodic cron check for aide
+If set to `true`, configures periodic cron check for aide
+If set to `false`, removes the periodic cron check
 
-Default: `false`
+Default: `null`
 
 Type: `bool`
 

defaults/main.yml

@@ -22,7 +22,7 @@ aide_check: false
 aide_update: false
 
 # Enable periodic check
-aide_cron_check: false
+aide_cron_check: null
 
 # Example of job definition:
 # .---------------- minute (0 - 59)

examples/default.yml

@@ -10,6 +10,5 @@
         aide_fetch_db: false
         aide_check: false
         aide_update: false
-        aide_cron_check: false
       ansible.builtin.include_role:
         name: linux-system-roles.aide

tasks/main.yml

@@ -110,11 +110,15 @@
     path: /etc/crontab
     regexp: "^.* root /usr/sbin/aide --check"
     line: "{{ aide_cron_interval }} root /usr/sbin/aide --check"
-  when: aide_cron_check | bool
+  when:
+    - aide_cron_check is not none
+    - aide_cron_check | bool
 
 - name: Remove aide check cron configuration if necessary
   ansible.builtin.lineinfile:
     path: /etc/crontab
     state: absent
     regexp: "^.* root /usr/sbin/aide --check"
-  when: not aide_cron_check | bool
+  when:
+    - aide_cron_check is not none
+    - not aide_cron_check | bool

tests/tests_check_cron.yml

@@ -2,7 +2,7 @@
 ---
 - name: Ensure that the cron is set up
   hosts: all
-  gather_facts: false  # test that role works in this case
+  gather_facts: false
   roles:
     - role: linux-system-roles.aide
       vars:
@@ -10,12 +10,38 @@
         aide_cron_check: true
         aide_cron_interval: "0 12 * * *"
   tasks:
+    - name: Print crontab 1
+      ansible.builtin.shell: cat /etc/crontab
+
     - name: Check file content
       ansible.builtin.lineinfile:
         path: /etc/crontab
-        regexp: "^0 12 \\* \\* \\* root /usr/bin/aide --check"
-        state: absent
-      check_mode: true
-      changed_when: false
+        regexp: "^.* root /usr/sbin/aide --check"
+        line: "0 12 * * * root /usr/sbin/aide --check"
+        state: present
+      register: result
+      failed_when: result.changed
+      vars:
+        __fingerprint: system_role:aide
+
+- name: Ensure that the cron is not set up
+  hosts: all
+  gather_facts: false
+  roles:
+    - role: linux-system-roles.aide
+      vars:
+        aide_cron_check: false
+  tasks:
+    - name: Print crontab 2
+      ansible.builtin.shell: cat /etc/crontab
+
+    - name: Check file content
+      ansible.builtin.lineinfile:
+        path: /etc/crontab
+        regexp: "^.* root /usr/sbin/aide --check"
+        line: "0 12 * * * root /usr/sbin/aide --check"
+        state: present
+      register: result
+      failed_when: not result.changed
       vars:
         __fingerprint: system_role:aide