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Swapfile

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This commit is contained in:
Tommaso Chiti 2021-01-31 18:20:13 +01:00
parent 7effed6701
commit ee00b01d01
1 changed files with 51 additions and 2 deletions
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51
easy-arch.sh
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@ -80,7 +80,7 @@ mount $ESP /mnt/boot
# Pacstrap (setting up a base sytem onto the new root). # Pacstrap (setting up a base sytem onto the new root).
echo "Installing the base sytem." echo "Installing the base sytem."
pacstrap /mnt base linux linux-firmware btrfs-progs neovim networkmanager pacstrap /mnt base linux linux-firmware btrfs-progs grub grub-btrfs efibootmgr snapper neovim networkmanager
# Fstab generation. # Fstab generation.
echo "Generating a new fstab." echo "Generating a new fstab."
@ -104,3 +104,52 @@ echo "Please insert the locale you use in this format (xx_XX.UTF-8): "
read locale read locale
echo $locale > /mnt/etc/locale.gen echo $locale > /mnt/etc/locale.gen
echo "LANG=\"$locale\"" > /mnt/etc/locale.conf echo "LANG=\"$locale\"" > /mnt/etc/locale.conf
# Setting up keyboard layout.
echo "Please insert the keyboard layout you use: "
read kblayout
echo "KEYMAP=\"$kblayout\"" > /mnt/etc/vconsole.conf
# Configuring /etc/mkinitcpio.conf
echo "Configuring /etc/mkinitcpio for ZSTD compression, BTRFS and LUKS hook."
sed -i -e 's,BINARIES=(),BINARIES=(/usr/bin/btrfs),g' /mnt/etc/mkinitcpio.conf
sed -i -e 's,#COMPRESSION="zstd",COMPRESSION="zstd",g' /mnt/etc/mkinitcpio.conf
sed -i -e 's,modconf block filesystems keyboard,keyboard keymap modconf block encrypt filesystems,g' /mnt/etc/mkinitcpio.conf
# Enabling LUKS in GRUB.
UUID=$(blkid $Cryptroot | cut -f2 -d'"')
sed -i 's/#\(GRUB_ENABLE_CRYPTODISK=y\)/\1/' /mnt/etc/default/grub
sed -i "s,quiet,quiet cryptdevice=UUID=$UUID:cryptroot root=$BTRFS" /mnt/etc/default/grub
# Creating a swapfile.
echo "How much big should the swap file be? Type the size, just a number (eg: 1 = 1GB..) "
read swap
truncate -s 0 /mnt/swap/swapfile
chattr +C /mnt/swap/swapfile
btrfs property set /mnt/swap/swapfile compression none
dd if=/dev/zero of=/mnt/swap/swapfile bs=1G count=$swap status=progress
chmod 600 /mnt/swap/swapfile
mkswap /mnt/swap/swapfile
swapon /mnt/swap/swapfile
echo "/swap/swapfile none swap defaults 0 0" >> /mnt/etc/fstab
arch-chroot /mnt /bin/bash -xe <<"EOF"
# Setting up clock.
hwclock --systohc
# Generating locales.
locale-gen
# Generating a new initramfs.
mkinitcpio -p
# Installing Grub.
grub-install --target=x86_64-efi --efi-directory=/boot --bootloader-id=GRUB
# Creating grub config file.
grub-mkconfig -o /boot/grub/grub.cfg
# Create user
useradd -m user
EOF