From 5ae29af922de3cff7c99e37022653dede5470d12 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Przemys=C5=82aw=20Grondek?= <przemek@grondek.pl>
Date: Fri, 19 Apr 2024 20:49:47 +0200
Subject: [PATCH] Add systemd-boot role

---
 localhost.yml                                 |  1 +
 roles/systemd-boot/tasks/arch.yml             | 69 +++++++++++++++++++
 roles/systemd-boot/tasks/main.yml             |  3 +
 .../templates/loader/entries/arch.conf.j2     |  4 ++
 roles/systemd-boot/vars/main.yml              |  6 ++
 5 files changed, 83 insertions(+)
 create mode 100644 roles/systemd-boot/tasks/arch.yml
 create mode 100644 roles/systemd-boot/tasks/main.yml
 create mode 100644 roles/systemd-boot/templates/loader/entries/arch.conf.j2
 create mode 100644 roles/systemd-boot/vars/main.yml

diff --git a/localhost.yml b/localhost.yml
index 67b5fff..0986417 100644
--- a/localhost.yml
+++ b/localhost.yml
@@ -2,6 +2,7 @@
 - hosts: localhost
   roles:
     - prepare
+    - systemd-boot
     - ubuntu
     - ubuntu-java
     - ubuntu-firefox
diff --git a/roles/systemd-boot/tasks/arch.yml b/roles/systemd-boot/tasks/arch.yml
new file mode 100644
index 0000000..09ff836
--- /dev/null
+++ b/roles/systemd-boot/tasks/arch.yml
@@ -0,0 +1,69 @@
+---
+- name: "[Arch] install efi drivers for ext4"
+  become: yes
+  community.general.pacman:
+    update_cache: yes
+    name:
+      - efifs
+
+- name: "[Arch] Install systemd-boot"
+  become: yes
+  shell:
+    cmd: |
+      bootctl --esp-path {{ efs }} --boot-path {{ boot }} install 
+
+- name: "[Arch] Copy ext4 driver to systemd drivers"
+  become: yes
+  copy:
+    remote_src: true
+    content: /usr/lib/efifs-x64/ext2_x64.efi
+    dest: "{{ efs }}/EFI/systemd/drivers/ext2_x64.efi"
+
+- name: "[Arch] Add main entry"
+  become: yes
+  template:
+    src: loader/entries/arch.conf.j2
+    dest: "{{ boot }}/loader/entries/arch.conf"
+  vars:
+    name: ""
+    variant: ""
+    version: "linux"
+
+- name: "[Arch] Add fallback entry"
+  become: yes
+  template:
+    src: loader/entries/arch.conf.j2
+    dest: "{{ boot }}/loader/entries/arch-fallback.conf"
+  vars:
+    name: " Fallback"
+    variant: "-fallback"
+    version: "linux"
+
+- name: "[Arch] Check if lts kernel is installed"
+  stat:
+    path: "{{ boot }}/vmlinuz-linux-lts"
+  register: lts_kernel
+
+- name: "[Arch] Add lts entry"
+  become: yes
+  template:
+    src: loader/entries/arch.conf.j2
+    dest: "{{ boot }}/loader/entries/arch-lts.conf"
+  vars:
+    name: " LTS"
+    variant: ""
+    version: "linux-lts"
+  when:
+    - lts_kernel.stat.exists
+
+- name: "[Arch] Add lts fallback entry"
+  become: yes
+  template:
+    src: loader/entries/arch.conf.j2
+    dest: "{{ boot }}/loader/entries/arch-lts-fallback.conf"
+  vars:
+    name: " LTS Fallback"
+    variant: "-fallback"
+    version: "linux-lts"
+  when:
+    - lts_kernel.stat.exists
diff --git a/roles/systemd-boot/tasks/main.yml b/roles/systemd-boot/tasks/main.yml
new file mode 100644
index 0000000..6d32278
--- /dev/null
+++ b/roles/systemd-boot/tasks/main.yml
@@ -0,0 +1,3 @@
+---
+- import_tasks: arch.yml
+  when: ansible_distribution == "Archlinux"
diff --git a/roles/systemd-boot/templates/loader/entries/arch.conf.j2 b/roles/systemd-boot/templates/loader/entries/arch.conf.j2
new file mode 100644
index 0000000..1930a6a
--- /dev/null
+++ b/roles/systemd-boot/templates/loader/entries/arch.conf.j2
@@ -0,0 +1,4 @@
+title   Arch Linux{{ name }}
+linux   /vmlinuz-{{ version }}
+initrd  /initramfs-{{ version }}{{ variant }}.img
+options root={{ root }} cryptdevice={{ cryptdevice }} {{ options }}
diff --git a/roles/systemd-boot/vars/main.yml b/roles/systemd-boot/vars/main.yml
new file mode 100644
index 0000000..36632b8
--- /dev/null
+++ b/roles/systemd-boot/vars/main.yml
@@ -0,0 +1,6 @@
+---
+root: /dev/mapper/vgubuntu-root
+cryptdevice: /dev/nvme0n1p3:cryptlvm
+options: rw add_efi_memmap amd_pstate=active loglevel=3
+boot: /boot
+efs: /boot/efi