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https://github.com/tommytran732/Arch-Setup-Script
synced 2024-12-27 17:22:00 -05:00
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3821fe08f3
...
5cbef759f4
88
install.sh
88
install.sh
@ -65,21 +65,21 @@ luks_prompt(){
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fi
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}
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luks_passphrase_prompt () {
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luks_password_prompt () {
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if [ "${use_luks}" = '1' ]; then
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output 'Enter your encryption passphrase (the password will not be shown on the screen):'
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read -r -s luks_passphrase
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output 'Enter your encryption password (the password will not be shown on the screen):'
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read -r -s luks_password
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if [ -z "${luks_passphrase}" ]; then
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output 'You need to enter a passphrase.'
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luks_passphrase_prompt
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if [ -z "${luks_password}" ]; then
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output 'You need to enter a password.'
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luks_password_prompt
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fi
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output 'Confirm your encryption passphrase (the passphrase will not be shown on the screen):'
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read -r -s luks_passphrase2
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if [ "${luks_passphrase}" != "${luks_passphrase2}" ]; then
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output 'Passphrases do not match, please try again.'
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luks_passphrase_prompt
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output 'Confirm your encryption password (the password will not be shown on the screen):'
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read -r -s luks_password2
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if [ "${luks_password}" != "${luks_password2}" ]; then
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output 'Passwords do not match, please try again.'
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luks_password_prompt
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fi
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fi
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}
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@ -170,13 +170,13 @@ network_daemon_prompt(){
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locale=en_US
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kblayout=us
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# Cleaning the TTY
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# Cleaning the TTY.
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clear
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# Initial prompts
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install_mode_selector
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luks_prompt
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luks_passphrase_prompt
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luks_password_prompt
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disk_prompt
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username_prompt
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fullname_prompt
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@ -186,7 +186,7 @@ network_daemon_prompt
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# Installation
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## Updating the live environment usually causes more problems than its worth, and quite often can't be done without remounting cowspace with more capacity
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## Updating the live environment usually causes more problems than its worth, and quite often can't be done without remounting cowspace with more capacity, especially at the end of any given month.
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pacman -Sy
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## Installing curl
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@ -195,7 +195,7 @@ pacman -S --noconfirm curl
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## Wipe the disk
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sgdisk --zap-all "${disk}"
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## Creating a new partition scheme
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## Creating a new partition scheme.
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output "Creating new partition scheme on ${disk}."
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sgdisk -g "${disk}"
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sgdisk -I -n 1:0:+512M -t 1:ef00 -c 1:'ESP' "${disk}"
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@ -207,30 +207,30 @@ if [ "${use_luks}" = '1' ]; then
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cryptroot='/dev/disk/by-partlabel/rootfs'
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fi
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## Informing the Kernel of the changes
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## Informing the Kernel of the changes.
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output 'Informing the Kernel about the disk changes.'
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partprobe "${disk}"
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## Formatting the ESP as FAT32
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## Formatting the ESP as FAT32.
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output 'Formatting the EFI Partition as FAT32.'
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mkfs.fat -F 32 -s 2 "${ESP}"
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## Creating a LUKS Container for the root partition
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## Creating a LUKS Container for the root partition.
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if [ "${use_luks}" = '1' ]; then
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output 'Creating LUKS Container for the root partition.'
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echo -n "${luks_passphrase}" | cryptsetup luksFormat --pbkdf pbkdf2 "${cryptroot}" -d -
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echo -n "${luks_passphrase}" | cryptsetup open "${cryptroot}" cryptroot -d -
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echo -n "${luks_password}" | cryptsetup luksFormat --pbkdf pbkdf2 "${cryptroot}" -d -
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echo -n "${luks_password}" | cryptsetup open "${cryptroot}" cryptroot -d -
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BTRFS='/dev/mapper/cryptroot'
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else
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BTRFS='/dev/disk/by-partlabel/rootfs'
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fi
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## Formatting the partition as BTRFS
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## Formatting the partition as BTRFS.
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output 'Formatting the rootfs as BTRFS.'
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mkfs.btrfs -f "${BTRFS}"
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mkfs.btrfs --force "${BTRFS}"
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mount "${BTRFS}" /mnt
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## Creating BTRFS subvolumes
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## Creating BTRFS subvolumes.
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output 'Creating BTRFS subvolumes.'
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btrfs su cr /mnt/@
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@ -292,7 +292,7 @@ echo "<?xml version=\"1.0\"?>
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chmod 600 /mnt/@/.snapshots/1/info.xml
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## Mounting the newly created subvolumes
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## Mounting the newly created subvolumes.
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umount /mnt
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output 'Mounting the newly created subvolumes.'
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mount -o ssd,noatime,compress=zstd "${BTRFS}" /mnt
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@ -318,7 +318,7 @@ mount -o ssd,noatime,compress=zstd,nodatacow,nodev,nosuid,noexec,subvol=@/var_sp
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mount -o ssd,noatime,compress=zstd,nodatacow,nodev,nosuid,noexec,subvol=@/var_lib_libvirt_images "${BTRFS}" /mnt/var/lib/libvirt/images
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mount -o ssd,noatime,compress=zstd,nodatacow,nodev,nosuid,noexec,subvol=@/var_lib_machines "${BTRFS}" /mnt/var/lib/machines
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# GNOME requires /var/lib/gdm and /var/lib/AccountsService to be writeable when booting into a readonly snapshot
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# GNOME requires /var/lib/gdm and /var/lib/AccountsService to be writeable when booting into a readonly snapshot. Thus we sadly have to split them.
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if [ "${install_mode}" = 'desktop' ]; then
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mount -o ssd,noatime,compress=zstd,nodatacow,nodev,nosuid,noexec,subvol=@/var_lib_gdm $BTRFS /mnt/var/lib/gdm
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mount -o ssd,noatime,compress=zstd,nodatacow,nodev,nosuid,noexec,subvol=@/var_lib_AccountsService $BTRFS /mnt/var/lib/AccountsService
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@ -356,7 +356,7 @@ if [ "${network_daemon}" = 'networkmanager' ]; then
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fi
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if [ "${install_mode}" = 'desktop' ]; then
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pacstrap /mnt flatpak gdm gnome-console gnome-control-center nautilus pipewire-alsa pipewire-pulse pipewire-jack
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pacstrap /mnt nautilus gdm gnome-console gnome-control-center flatpak pipewire-alsa pipewire-pulse pipewire-jack
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elif [ "${install_mode}" = 'server' ]; then
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pacstrap /mnt openssh unbound
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fi
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@ -374,31 +374,27 @@ fi
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## Install snap-pac list otherwise we will have problems
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pacstrap /mnt snap-pac
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## Generate /etc/fstab
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## Generate /etc/fstab.
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output 'Generating a new fstab.'
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genfstab -U /mnt >> /mnt/etc/fstab
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sed -i 's#,subvolid=258,subvol=/@/.snapshots/1/snapshot,subvol=@/.snapshots/1/snapshot##g' /mnt/etc/fstab
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output 'Setting up hostname, locale and keyboard layout'
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## Set hostname
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## Set hostname.
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echo "$hostname" > /mnt/etc/hostname
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## Setting hosts file
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## Setting hosts file.
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echo 'Setting hosts file.'
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echo '# Loopback entries; do not change.
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# For historical reasons, localhost precedes localhost.localdomain:
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127.0.0.1 localhost localhost.localdomain localhost4 localhost4.localdomain4
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::1 localhost localhost.localdomain localhost6 localhost6.localdomain6
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# See hosts(5) for proper format and other examples:
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# 192.168.1.10 foo.example.org foo
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# 192.168.1.13 bar.example.org bar' > /mnt/etc/hosts
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echo "127.0.0.1 localhost
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::1 localhost
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127.0.1.1 $hostname.localdomain $hostname" > /mnt/etc/hosts
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## Setup locales
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## Setup locales.
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echo "$locale.UTF-8 UTF-8" > /mnt/etc/locale.gen
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echo "LANG=$locale.UTF-8" > /mnt/etc/locale.conf
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## Setup keyboard layout
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## Setup keyboard layout.
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echo "KEYMAP=$kblayout" > /mnt/etc/vconsole.conf
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## Configure /etc/mkinitcpio.conf
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@ -411,7 +407,7 @@ else
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sed -i 's/^HOOKS=.*/HOOKS=(systemd autodetect microcode modconf keyboard sd-vconsole block)/g' /mnt/etc/mkinitcpio.conf
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fi
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## Enable LUKS in GRUB and setting the UUID of the LUKS container
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## Enable LUKS in GRUB and setting the UUID of the LUKS container.
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if [ "${use_luks}" = '1' ]; then
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sed -i 's/#GRUB_ENABLE_CRYPTODISK=.*/GRUB_ENABLE_CRYPTODISK=y/g' /mnt/etc/default/grub
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fi
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@ -427,8 +423,8 @@ GRUB_DEFAULT="1>2"
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# Booting with BTRFS subvolume
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GRUB_BTRFS_OVERRIDE_BOOT_PARTITION_DETECTION=true' >> /mnt/etc/default/grub
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## Disable root subvol pinning
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## This is **extremely** important, as snapper expects to be able to set the default btrfs subvol
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## Disable root subvol pinning.
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## This is **extremely** important, as snapper expects to be able to set the default btrfs subvol.
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# shellcheck disable=SC2016
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sed -i 's/rootflags=subvol=${rootsubvol}//g' /mnt/etc/grub.d/10_linux
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# shellcheck disable=SC2016
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@ -443,11 +439,11 @@ else
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sed -i "s#quiet#root=${BTRFS} lsm=landlock,lockdown,yama,integrity,apparmor,bpf mitigations=auto,nosmt spectre_v2=on spectre_bhi=on spec_store_bypass_disable=on tsx=off kvm.nx_huge_pages=force nosmt=force l1d_flush=on spec_rstack_overflow=safe-ret gather_data_sampling=force reg_file_data_sampling=on random.trust_bootloader=off random.trust_cpu=off intel_iommu=on amd_iommu=force_isolation efi=disable_early_pci_dma iommu=force iommu.passthrough=0 iommu.strict=1 slab_nomerge init_on_alloc=1 init_on_free=1 pti=on vsyscall=none ia32_emulation=0 page_alloc.shuffle=1 randomize_kstack_offset=on debugfs=off lockdown=confidentiality module.sig_enforce=1#g" /mnt/etc/default/grub
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fi
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## Add keyfile to the initramfs to avoid double password
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## Add keyfile to the initramfs to avoid double password.
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if [ "${use_luks}" = '1' ]; then
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dd bs=512 count=4 if=/dev/random of=/mnt/cryptkey/.root.key iflag=fullblock
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chmod 000 /mnt/cryptkey/.root.key
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echo -n "${luks_passphrase}" | cryptsetup luksAddKey /dev/disk/by-partlabel/rootfs /mnt/cryptkey/.root.key -d -
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echo -n "${luks_password}" | cryptsetup luksAddKey /dev/disk/by-partlabel/rootfs /mnt/cryptkey/.root.key -d -
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sed -i 's#FILES=()#FILES=(/cryptkey/.root.key)#g' /mnt/etc/mkinitcpio.conf
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sed -i "s#module\.sig_enforce=1#module.sig_enforce=1 rd.luks.key=/cryptkey/.root.key#g" /mnt/etc/default/grub
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fi
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@ -469,7 +465,7 @@ unpriv curl -s https://raw.githubusercontent.com/TommyTran732/Linux-Setup-Script
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sed -i 's/nullok//g' /mnt/etc/pam.d/system-auth
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## Harden SSH
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## Arch annoyingly does not split openssh-server out so even desktop Arch will have the daemon
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## Arch annoyingly does not split openssh-server out so even desktop Arch will have the daemon.
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unpriv curl -s https://raw.githubusercontent.com/TommyTran732/Linux-Setup-Scripts/main/etc/ssh/ssh_config.d/10-custom.conf | tee /mnt/etc/ssh/ssh_config.d/10-custom.conf > /dev/null
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unpriv curl -s https://raw.githubusercontent.com/TommyTran732/Linux-Setup-Scripts/main/etc/ssh/sshd_config.d/10-custom.conf | tee /mnt/etc/ssh/sshd_config.d/10-custom.conf > /dev/null
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@ -529,11 +525,11 @@ if [ "${network_daemon}" = 'networkmanager' ]; then
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fi
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if [ "${network_daemon}" = 'systemd-networkd' ]; then
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# arch-iso has working networking, booted does not
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# arch-iso has working networking, booted does not.
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cp -ap /etc/systemd/network/20* /mnt/etc/systemd/network/ > /dev/null
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fi
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## Configuring the system
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## Configuring the system.
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arch-chroot /mnt /bin/bash -e <<EOF
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# Setting up timezone
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