From af8bbde6dfc45e3a15891885d5c8d95e80a98fd5 Mon Sep 17 00:00:00 2001
From: Price Hiller <price@orion-technologies.io>
Date: Sat, 30 Jul 2022 04:04:46 -0500
Subject: [PATCH] feat: add lvm support

---
 Misc/Arch-LuksCrypt-Install.bash | 40 +++++++++++---------------------
 1 file changed, 14 insertions(+), 26 deletions(-)

diff --git a/Misc/Arch-LuksCrypt-Install.bash b/Misc/Arch-LuksCrypt-Install.bash
index 11dd14d..51148e6 100644
--- a/Misc/Arch-LuksCrypt-Install.bash
+++ b/Misc/Arch-LuksCrypt-Install.bash
@@ -24,7 +24,7 @@ confirmation() {
 }
 
 print-break() {
-	local green=
+	local green
 	green="$(tput setaf 2)"
 	local reset
 	reset="$(tput sgr0)"
@@ -283,44 +283,32 @@ main() {
 	fi
 	printf "Writing new partitions to %s\n" "${i_selected_disk}" >&2
 	partition-disk "${selected_disk}"
-	printf "Successfully wrote partitions to %s\n" "${i_selected_disk}" >&2
 	local boot_partion="${selected_disk}${DISK_PARTITION_LETTER}${BOOT_PARTITION_NUMBER}"
 	local root_partition="${selected_disk}${DISK_PARTITION_LETTER}${ROOT_PARTITION_NUMBER}"
+	mkfs.vfat -F32 -n EFI "${boot_partion}"
+	printf "Successfully wrote partitions to %s\n" "${i_selected_disk}" >&2
 	print-break
 
 	print-title "Partition Encryption"
 	printf "Encrypting %s\n" "$(important "${root_partition}")" >&2
 	cryptsetup -y -v luksFormat "${root_partition}" || exit
 	printf "Opening encrypted device %s\n" \
-		"${i_selected_disk}" >&2
+		"$(important "${root_partition}")" >&2
 	cryptsetup open "${root_partition}" cryptroot || exit
-	mkfs.fat -F 32 "${boot_partion}"
-	mkfs.ext4 "/dev/mapper/cryptroot"
+	printf "Configuring LVM\n" >&2
+	pvcreate /dev/mapper/cryptroot
+	vgcreate vg0 /dev/mapper/cryptroot
+	lvcreate --size 16G vg0 --name swap
+	lvcreate -l +100%FREE vg0 --name root
+	printf "Writing filesystems\n" >&2
+	mkfs.ext4 -L root "/dev/mapper/vg0-root"
+	mkswap /dev/mapper/vg0-swap
 	print-break
 
-	print-title "Configure Swap"
-	local mem_amount_kb
-	mem_amount_kb="$(grep MemTotal /proc/meminfo | tr -s " " | cut -d " " -f2)"
-	mem_amount_mb=$((mem_amount_kb / 1024))
-	# Space to swap is taken from fedora guidelines:
-	# https://docs.fedoraproject.org/en-US/Fedora/22/html/Installation_Guide/sect-installation-gui-manual-partitioning-recommended.html
-	if ((mem_amount_mb < 2048)); then
-		mem_amount_kb=$((mem_amount_kb * 3 / 1024))
-	elif ((mem_amount_mb < 8192)); then
-		mem_amount_kb=$((mem_amount_kb * 2 / 1024))
-	elif ((mem_amount_mb < 65536)); then
-		mem_amount_kb=$((mem_amount_kb * 3 / 2 / 1024))
-	fi
-	printf "Creating swap file with memory amount: %s mebibytes\n" "$(important "${mem_amount_kb}")"
-	dd if=/dev/zero of=/mnt/swapfile bs=1M count="${mem_amount_kb}" status=progress
-	chmod 600 /mnt/swapfile
-	mkswap /mnt/swapfile
-	swapon /mnt/swapfile
-	printf "Finished creating swapfile\n" >&2
-
 	print-title "Install Arch Into Encrypted Volume"
 	printf "Mounting Needed Directores\n" >&2
-	mount /dev/mapper/cryptroot /mnt
+	mount /dev/mapper/vg0-root /mnt
+	swapon /dev/mapper/vg0-swap
 	mkdir /mnt/boot
 	mount "${boot_partion}" /mnt/boot
 	printf "Doing Pacstrap\n" >&2