refactor(configuration): add platform_config dict and replace is_rhel/is_debian with os_family lookups

roles/configuration/tasks/encryption.yml

@@ -134,7 +134,7 @@
 
     - name: Ensure keyfile pattern for initramfs-tools
       when:
-        - is_debian | bool
+        - os_family == 'Debian'
         - configuration_luks_keyfile_in_use
       ansible.builtin.lineinfile:
         path: /mnt/etc/cryptsetup-initramfs/conf-hook
@@ -198,14 +198,14 @@
           }})
 
     - name: Ensure dracut config directory exists
-      when: is_rhel | bool
+      when: os_family == 'RedHat'
       ansible.builtin.file:
         path: /mnt/etc/dracut.conf.d
         state: directory
         mode: "0755"
 
     - name: Configure dracut for LUKS
-      when: is_rhel | bool
+      when: os_family == 'RedHat'
       ansible.builtin.copy:
         dest: /mnt/etc/dracut.conf.d/crypt.conf
         content: |
@@ -216,13 +216,13 @@
         mode: "0644"
 
     - name: Read kernel cmdline defaults
-      when: is_rhel | bool
+      when: os_family == 'RedHat'
       ansible.builtin.slurp:
         src: /mnt/etc/kernel/cmdline
       register: configuration_kernel_cmdline_slurp
 
     - name: Build kernel cmdline with LUKS args
-      when: is_rhel | bool
+      when: os_family == 'RedHat'
       vars:
         kernel_cmdline_current: >-
           {{ configuration_kernel_cmdline_slurp.content | b64decode | trim }}
@@ -247,14 +247,14 @@
         configuration_kernel_cmdline_new: "{{ kernel_cmdline_new }}"
 
     - name: Write kernel cmdline with LUKS args
-      when: is_rhel | bool
+      when: os_family == 'RedHat'
       ansible.builtin.copy:
         dest: /mnt/etc/kernel/cmdline
         mode: "0644"
         content: "{{ configuration_kernel_cmdline_new }}\n"
 
     - name: Find BLS entries for encryption kernel cmdline
-      when: is_rhel | bool
+      when: os_family == 'RedHat'
       ansible.builtin.find:
         paths: /mnt/boot/loader/entries
         patterns: "*.conf"
@@ -263,7 +263,7 @@
 
     - name: Update BLS options with LUKS args
       when:
-        - is_rhel | bool
+        - os_family == 'RedHat'
         - configuration_kernel_bls_entries.files | length > 0
       ansible.builtin.lineinfile:
         path: "{{ item.path }}"
@@ -274,13 +274,13 @@
         label: "{{ item.path }}"
 
     - name: Read grub defaults
-      when: not is_rhel | bool
+      when: not os_family == 'RedHat'
       ansible.builtin.slurp:
         src: /mnt/etc/default/grub
       register: configuration_grub_slurp
 
     - name: Build grub command lines with LUKS args
-      when: not is_rhel | bool
+      when: not os_family == 'RedHat'
       vars:
         grub_content: "{{ configuration_grub_slurp.content | b64decode }}"
         grub_cmdline_linux: >-
@@ -344,7 +344,7 @@
         configuration_grub_cmdline_default_new: "{{ grub_cmdline_default_new }}"
 
     - name: Update GRUB_CMDLINE_LINUX_DEFAULT for LUKS
-      when: not is_rhel | bool
+      when: not os_family == 'RedHat'
       ansible.builtin.lineinfile:
         path: /mnt/etc/default/grub
         regexp: "^GRUB_CMDLINE_LINUX_DEFAULT="