arch: implement LVM-on-LUKS, begin filesystems

roles/arch/defaults/main.yml

@@ -6,8 +6,25 @@ 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 }}"
+
+arch_lvm_name: "{{ arch_part_label_base }}"
+arch_lvm_volumes:
+  - name: "swap"
+    size: "16G"
+    fstype: swap
+  - name: "home"
+    size: "40G"
+    fstype: ext4
+    mountpoint: "/home"
+  - name: "cache"
+    size: "20G"
+    fstype: ext4
+    mountpoint: "/var/cache"
+  - name: "root"
+    size: "+90%FREE"
+    fstype: ext4
+    mountpoint: "/"