arch: begin bootstrapping role

roles/arch/README.md

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+# ArchLinux role
+
+Bootstraps an arch linux install to a given device. The whole block device is wiped in the process!
+
+## Requirements:
+
+`pacman -Syu parted cryptsetup wipefs lsblk blkid`
+
+Collections:
+
+- `community.general`
+- `community.crypto`

roles/arch/defaults/main.yml

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+---
+
+arch_device: ~
+arch_hostname: cookie
+
+arch_part_label_base: "{{ arch_hostname }}"
+arch_part_efi_size: "512MiB"
+arch_part_root_size: "95%"
+arch_lvm_name: "{{ arch_part_label_base }}"
+
+arch_luks_device: "{{ arch_device }}2"
+arch_luks_passphrase: "super_secure!"
+arch_luks_container_name: "{{ arch_hostname }}"

roles/arch/tasks/filesystems.yml

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+---
+
+- name: Warn user that the blockdevice will be wiped
+  debug:
+    msg: "Warning! Continueing will wipe {{ arch_device }}!"
+
+- name: Give user the ability to abort
+  pause:
+    prompt: "You can safely abort now if you want, or continue and wipe {{ arch_device }}"
+
+- name: Create empty GPT
+  community.general.parted:
+    device: "{{ arch_device }}"
+    label: gpt
+    name: "{{ arch_part_label_base }}"
+
+- name: Create EFI system partition
+  community.general.parted:
+    device: "{{ arch_device }}"
+    state: present
+    part_end: "{{ arch_part_efi_size }}"
+    number: 1
+    name: "{{ arch_part_label_base }}-efi"
+
+- name: Create partition for luks
+  community.general.parted:
+    device: "{{ arch_device }}"
+    state: present
+    part_end: "{{ arch_part_root_size }}"
+    number: 2
+    name: "{{ arch_part_label_base }}-main"
+
+- name: Create luks device on main partition
+  community.crypto.luks_device:
+    device: "{{ arch_luks_device }}"
+    passphrase: "{{ arch_luks_passphrase }}"
+    state: present
+
+- name: Open luks device
+  community.crypto.luks_device:
+    device: "{{ arch_luks_device }}"
+    passphrase: "{{ arch_luks_passphrase ]]"
+    state: "opened"
+    name: "{{ arch_luks_container_name }}"
+
+

roles/arch/tasks/main.yml

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+---
+
+- name: Format disks
+  import_tasks: filesystems.yml
+
+- name: pacstrap
+
+- name: Bootloader