various roles: Fix issue sap-linuxlab#556 for non-assert runs

roles/sap_general_preconfigure/tasks/RedHat/generic/configure-hostname.yml

@@ -50,5 +50,5 @@
 
 - name: "Ensure that the length of the hostname is not longer than 'sap_general_preconfigure_max_hostname_length'"
   ansible.builtin.assert:
-    that: "{{ sap_hostname | length | int }} <= {{ sap_general_preconfigure_max_hostname_length | int }}"
+    that: (sap_hostname | length | int) <= (sap_general_preconfigure_max_hostname_length | int)
     msg: "The length of the hostname is {{ sap_hostname | length | int }} but must be less or equal to {{ sap_general_preconfigure_max_hostname_length }} (variable 'sap_general_preconfigure_max_hostname_length')!"

roles/sap_hana_install/tasks/hana_addhosts.yml

@@ -40,7 +40,7 @@
 
     - name: SAP HANA Add Hosts - Assert that the additional hosts are not shown in hdblcm --list_systems
       ansible.builtin.assert:
-        that: "'{{ line_item }}' not in __sap_hana_install_register_hdblcm_list_systems.stdout"
+        that: line_item not in __sap_hana_install_register_hdblcm_list_systems.stdout
         fail_msg:
           - "FAIL: Host '{{ line_item }}' is already part of system '{{ sap_hana_install_sid }}'"
           - "Because of this, the addhost operation will not be performed."

roles/sap_hana_install/tasks/hana_exists.yml

@@ -140,9 +140,14 @@
       changed_when: no
       failed_when: no
 
+    - name: SAP HANA Checks - Define new variable for the assertion
+      ansible.builtin.set_fact:
+        __sap_hana_install_existing_sapsys_gid: "{{ __sap_hana_install_register_getent_group_sapsys.stdout.split(':')[2] }}"
+      when: __sap_hana_install_register_getent_group_sapsys.rc == 0
+
     - name: SAP HANA Checks - In case there is a group 'sapsys', assert that its group ID is identical to 'sap_hana_install_groupid'
       ansible.builtin.assert:
-        that: "{{ __sap_hana_install_register_getent_group_sapsys.stdout.split(':')[2] }} == {{ sap_hana_install_groupid }}"
+        that: (__sap_hana_install_existing_sapsys_gid | int) == (sap_hana_install_groupid | int)
         success_msg: "PASS: The group ID of 'sapsys' is identical to the value of variable
                       sap_hana_install_groupid, which is '{{ sap_hana_install_groupid }}'"
         fail_msg: "FAIL: Group 'sapsys' exists but with a different group ID than '{{ sap_hana_install_groupid }}'

roles/sap_hana_preconfigure/tasks/RedHat/installation.yml

@@ -6,7 +6,7 @@
 
 - name: Ensure that the system is running a RHEL release which is supported for SAP HANA
   ansible.builtin.assert:
-    that: ansible_distribution_version in "{{ sap_hana_preconfigure_supported_rhel_minor_releases }}"
+    that: ansible_distribution_version in sap_hana_preconfigure_supported_rhel_minor_releases
     fail_msg: "The RHEL release {{ ansible_distribution_version }} is not supported for SAP HANA!"
     success_msg: "The RHEL release {{ ansible_distribution_version }} is supported for SAP HANA."
   ignore_errors: "{{ not sap_hana_preconfigure_min_rhel_release_check }}"