Migrate Archlinux config from GRUB to systemd-boot

ansible/roles/profile_desktop_host/tasks/nymph.yml

@@ -1,21 +1,75 @@
 ---
-- name: Configure GRUB kernel parameters for NVIDIA hybrid graphics
+- name: Ensure systemd-boot loader entries directory exists
   tags: [packages, nvidia]
-  ansible.builtin.lineinfile:
-    path: /etc/default/grub
-    regexp: '^GRUB_CMDLINE_LINUX='
-    line: 'GRUB_CMDLINE_LINUX="{{ host_grub_cmdline_linux }}"'
-    state: present
-  register: nymph_grub_cmdline
-  when: host_grub_cmdline_linux is defined
+  ansible.builtin.file:
+    path: "{{ host_systemd_boot_esp_path }}/loader/entries"
+    state: directory
+    owner: root
+    group: root
+    mode: "0755"
+  when: host_systemd_boot_esp_path is defined
 
-- name: Regenerate GRUB configuration
+- name: Check whether systemd-boot is installed
   tags: [packages, nvidia]
-  ansible.builtin.command: grub-mkconfig -o /boot/grub/grub.cfg
+  ansible.builtin.command:
+    argv:
+      - bootctl
+      - "--esp-path={{ host_systemd_boot_esp_path }}"
+      - is-installed
+  register: nymph_systemd_boot_state
+  changed_when: false
+  failed_when: false
+  when:
+    - host_systemd_boot_esp_path is defined
+    - not ansible_check_mode
+
+- name: Install systemd-boot
+  tags: [packages, nvidia]
+  ansible.builtin.command:
+    argv:
+      - bootctl
+      - "--esp-path={{ host_systemd_boot_esp_path }}"
+      - install
   changed_when: true
   when:
-    - host_grub_cmdline_linux is defined
-    - nymph_grub_cmdline is changed
+    - host_systemd_boot_esp_path is defined
+    - not ansible_check_mode
+    - nymph_systemd_boot_state.rc | default(1) != 0
+
+- name: Configure systemd-boot loader defaults
+  tags: [packages, nvidia]
+  ansible.builtin.copy:
+    dest: "{{ host_systemd_boot_esp_path }}/loader/loader.conf"
+    content: |
+      default {{ host_systemd_boot_default }}
+      timeout {{ host_systemd_boot_timeout | default(3) }}
+      console-mode {{ host_systemd_boot_console_mode | default('max') }}
+      editor {{ 'yes' if host_systemd_boot_editor | default(false) else 'no' }}
+    owner: root
+    group: root
+    mode: "0644"
+  when:
+    - host_systemd_boot_esp_path is defined
+    - host_systemd_boot_default is defined
+
+- name: Configure systemd-boot Arch entries
+  tags: [packages, nvidia]
+  ansible.builtin.copy:
+    dest: "{{ host_systemd_boot_esp_path }}/loader/entries/{{ item.filename }}"
+    content: |-
+      title {{ item.title }}
+      linux {{ item.linux }}
+      {% for initrd in item.initrds | default([]) %}
+      initrd {{ initrd }}
+      {% endfor %}
+      options {{ item.options }}
+    owner: root
+    group: root
+    mode: "0644"
+  loop: "{{ host_systemd_boot_entries | default([]) }}"
+  loop_control:
+    label: "{{ item.filename }}"
+  when: host_systemd_boot_esp_path is defined
 
 - name: Configure NVIDIA power management for hybrid graphics
   tags: [packages, nvidia]