mirror of
https://github.com/Le0xFF/VoidLinuxInstaller.git
synced 2024-10-27 04:39:15 +03:00
111 lines
3.3 KiB
Bash
111 lines
3.3 KiB
Bash
#! /bin/bash
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function set_root {
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echo -e -n "\nSetting root password:\n\n"
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passwd root
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echo -e -n "\nSetting root permissions...\n"
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chown root:root /
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chmod 755 /
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}
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function edit_fstab {
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echo -e -n "\nExporting variables that will be used for fstab...\n"
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export UEFI_UUID=$(blkid -s UUID -o value "${boot_partition}")
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export LUKS_UUID=$(blkid -s UUID -o value "${encrypted_partition}")
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export ROOT_UUID=$(blkid -s UUID -o value /dev/mapper/"${vg_name}"-"${lv_root_name}")
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export HOME_UUID=$(blkid -s UUID -o value /dev/mapper/"${vg_name}"-"${lv_home_name}")
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echo -e -n "\nWriting fstab...\n"
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sed -i '/tmpfs/d' /etc/fstab
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cat << EOF >> /etc/fstab
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UUID=$ROOT_UUID / btrfs $BTRFS_OPT,subvol=@ 0 1
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UUID=$HOME_UUID /home btrfs $BTRFS_OPT,subvol=@home 0 2
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UUID=$ROOT_UUID /.snapshots btrfs $BTRFS_OPT,subvol=@snapshots 0 2
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UUID=$UEFI_UUID /boot/efi vfat defaults,noatime 0 2
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tmpfs /tmp tmpfs defaults,noatime,mode=1777 0 0
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EOF
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}
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function generate_random_key {
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echo -e -n "\nGenerate random key to avoid typing password twice at boot...\n"
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dd bs=512 count=4 if=/dev/random of=/boot/volume.key
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echo -e -n "\nRandom key generated, unlocking the encrypted partition...\n"
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cryptsetup luksAddKey "${encrypted_partition}" /boot/volume.key
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chmod 000 /boot/volume.key
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chmod -R g-rwx,o-rwx /boot
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echo -e -n "\nAdding random key to /etc/crypttab...\n"
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cat << EOF >> /etc/crypttab
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$encrypted_name UUID=$LUKS_UUID /boot/volume.key luks
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EOF
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}
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function generate_dracut_conf {
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echo -e -n "\nAdding random key to dracut configuration...\n"
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cat << EOF >> /etc/dracut.conf.d/10-crypt.conf
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install_items+=" /boot/volume.key /etc/crypttab "
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EOF
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echo -e -n "\nAdding other needed dracut configuration files...\n"
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echo -e "hostonly=yes\nhostonly_cmdline=yes" >> /etc/dracut.conf.d/00-hostonly.conf
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echo -e "add_dracutmodules+=\" crypt btrfs lvm resume \"" >> /etc/dracut.conf.d/20-addmodules.conf
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echo -e "tmpdir=/tmp" >> /etc/dracut.conf.d/30-tmpfs.conf
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echo -e -n "\nGenerating new dracut initramfs...\n"
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dracut --force --hostonly --kver $(ls /usr/lib/modules/)
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}
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function install_grub {
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echo -e -n "\nEnabling CRYPTODISK in GRUB...\n"
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cat << EOF >> /etc/default/grub
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GRUB_ENABLE_CRYPTODISK=y
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EOF
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sed -i "/GRUB_CMDLINE_LINUX_DEFAULT=/s/\"$/ rd.auto=1 rd.luks.name=$LUKS_UUID=$encrypted_name rd.luks.allow-discards=$LUKS_UUID&/" /etc/default/grub
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if ! cat /proc/mounts | grep efivar &> /dev/null ; then
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echo -e -n "\nMounting efivarfs...\n"
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mount -t efivarfs efivarfs /sys/firmware/efi/efivars/
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fi
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echo -e -n "\nInstalling GRUB on "${user_drive}" with \"VoidLinux\" as bootloader-id...\n\n"
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grub-install --target=x86_64-efi --efi-directory=/boot/efi --bootloader-id=VoidLinux --boot-directory=/boot --recheck
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echo -e -n "\nEnabling SSD trim...\n"
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sed -i 's/issue_discards = 0/issue_discards = 1/' /etc/lvm/lvm.conf
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}
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function enabling_services {
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echo -e -n "\nEnabling internet service at first boot...\n"
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ln -s /etc/sv/dbus /etc/runit/runsvdir/default/
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ln -s /etc/sv/NetworkManager /etc/runit/runsvdir/default/
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}
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set_root
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edit_fstab
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generate_random_key
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generate_dracut_conf
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install_grub
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enabling_services
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echo -e -n "\nReconfiguring every package...\n"
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xbps-reconfigure -fa
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echo -e -n "\nEverything's done, exiting chroot...\n"
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