Add linuxmint-postsetup.sh
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SHA256:1TKB8Z257L8EHK8GWNxKgMhD8a+FAR+f+j3nnlcuNVM
2 changed files with 310 additions and 1 deletions
309
linuxmint-postsetup.sh
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309
linuxmint-postsetup.sh
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#!/bin/bash
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if [[ "$(id -u)" -ne 0 ]]; then
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echo "ERROR: This needs to be run as root"
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exit 250
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fi
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declare -rA SUBVOLS_DEFAULT=(
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["@root"]="root"
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["@srv"]="srv"
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["@opt"]="opt"
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["@local"]="usr/local"
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["@cache"]="var/cache"
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["@containers"]="var/lib/containers"
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["@libvirt"]="var/lib/libvirt/images"
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["@machines"]="var/lib/machines"
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["@portables"]="var/lib/portables"
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["@log"]="var/log"
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["@spool"]="var/spool"
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["@tmp"]="var/tmp"
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["@www"]="var/www"
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["@snapshots"]=".snapshots"
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)
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function show_help() {
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echo "Usage: $0 <root> <boot> <efi> [<options>...]"
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echo ""
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echo "Positional Arguments:"
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echo "<root> Root Partition used for LUKS or BtrFS filesystem"
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echo "<boot> Boot Partition or @boot for subvolume in BtrFS"
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echo "<efi> ESP Partition for booting"
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echo ""
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echo "Options:"
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echo "-h, --help Help on this tool."
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echo "-s, --swap Enable Swap/Hibernation support."
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echo "-d, --debug Enable DEBUG mode for testing."
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exit 0
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}
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function create_subvolumes() {
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local -a subvols
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if [[ "$DEBUG" ]]; then
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local cmd="echo"
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else
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local cmd=""
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fi
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if [[ "$BootPart" == "@boot" ]]; then
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#subvols+=("@boot")
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${cmd} rsync -avhHi --delete-after "/mnt/@/boot/" "/mnt/@boot/"
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fi
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subvols+=("${!SUBVOLS_DEFAULT[@]}")
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${cmd} mount "$RootPart" /mnt
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if [[ "$SWAP" ]]; then
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${cmd} btrfs subvolume create /mnt/@swap
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fi
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for subvol in "${subvols[@]}"
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do
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${cmd} btrfs subvolume create /mnt/"$subvol"
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${cmd} rsync -avhHi --delete-after "/mnt/@/${SUBVOLS_DEFAULT[$subvol]}/" "/mnt/$subvol/"
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done
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${cmd} umount /mnt
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}
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function get_hibernate_size() {
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free --giga | awk '/^Mem:/{print $2}'
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}
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function prepare_target() {
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local subvol
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local rootmount
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if [[ "$DEBUG" ]]; then
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local cmd="echo"
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else
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local cmd=""
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fi
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${cmd} mkdir /target
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rootmount="$RootPart"
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${cmd} mount -o noatime,space_cache=v2,ssd,subvol=@ "$rootmount" /target
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for subvol in "${!SUBVOLS_DEFAULT[@]}"
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do
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${cmd} mkdir -p /target/"${SUBVOLS_DEFAULT[$subvol]}"
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done
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#${cmd} mkdir -p /target/boot
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if [[ "$BootPart" == "@boot" ]]; then
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${cmd} mkdir /mnt/boot
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${cmd} mount -o noatime,space_cache=v2,ssd,subvol=@boot "$rootmount" /mnt/boot
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${cmd} rsync -avhHi --delete-after /target/boot/ /mnt/boot/
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${cmd} umount /mnt/boot
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${cmd} mount -o noatime,space_cache=v2,ssd,subvol=@boot "$rootmount" /target/boot
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else
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${cmd} mount "$BootPart" /target/boot
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fi
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for subvol in "${!SUBVOLS_DEFAULT[@]}"
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do
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${cmd} mount -o noatime,space_cache=v2,ssd,subvol="$subvol" "$rootmount" /target/"${SUBVOLS_DEFAULT[$subvol]}"
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done
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${cmd} mkdir -p /target/boot/efi
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${cmd} mount "$EFIPart" /target/boot/efi
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if [[ "$SWAP" ]]; then
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${cmd} mkdir -p /target/swap
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${cmd} mount -o noatime,ssd,subvol=@swap "$rootmount" /target/swap
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${cmd} btrfs filesystem mkswapfile --size "$(get_hibernate_size)g" --uuid clear /target/swap/hibernate.swp
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fi
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}
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function expert_step() {
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local UUID PART_ENTRY_UUID
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local SwapUUID SwapOffset
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if [[ "$DEBUG" ]]; then
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local cmd="echo"
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else
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local cmd=""
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fi
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${cmd} apt install -y arch-install-scripts
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if [[ "$DEBUG" ]]; then
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echo "genfstab -U /target >> /target/etc/fstab"
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else
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genfstab -U /target >> /target/etc/fstab
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fi
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if [[ "$ENCRYPTION" ]]; then
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eval "$(blkid -p --output export "$RootPart" | grep UUID)"
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if [[ "$DEBUG" ]]; then
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echo "echo \"luksvol UUID=$UUID none luks\" >> /target/etc/crypttab"
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else
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echo "luksvol UUID=$UUID none luks" >> /target/etc/crypttab
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fi
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fi
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if [[ "$SWAP" ]]; then
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if [[ "$DEBUG" ]]; then
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echo "echo \"/swap/hibernate.swp none swap defaults 0 0\" >> /target/etc/fstab"
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else
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echo "/swap/hibernate.swp none swap defaults 0 0" >> /target/etc/fstab
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fi
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SwapUUID=$(grep btrfs /target/etc/fstab | head -n1 | cut -f1)
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SwapOffset=$(btrfs inspect-internal map-swapfile -r /target/swap/hibernate.swp)
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${cmd} sed -i "/^GRUB_CMDLINE_LINUX_DEFAULT=/ s/\(\"[^\"]*\)$/ resume=${SwapUUID} resume_offset=${SwapOffset}&/" /target/etc/default/grub.d/50_lmde.cfg
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fi
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}
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function show_options() {
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echo "Root Partition: $RootPart"
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echo "Boot Partition: $BootPart"
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echo "EFI Partition: $EFIPart"
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if [[ "$SWAP" ]]; then
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echo "Swap: Enabled"
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else
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echo "Swap: Disabled"
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fi
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if [[ "$DEBUG" ]]; then
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echo "Debug: Enabled"
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else
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echo "Debug: Disabled"
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fi
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echo
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}
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function install_normal() {
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show_options
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read -rsn1 -p"Pre-Installation: To proceed, press enter to continue." proceed
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echo
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if [[ "$proceed" != "" ]]; then
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echo "Aborting."
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exit 1
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fi
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echo
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echo "Preparing Subvolumes..."
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create_subvolumes
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echo
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echo "Preparing Installation Target..."
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prepare_target
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echo
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echo "Ready for installation! Run a terminal and start the following:"
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echo "sudo live-installer-expert-mode"
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echo
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echo "Once it's at the expert mode step, re-run this command with --expert"
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}
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function install_expert() {
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show_options
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read -rsn1 -p"Expert-Installation: To proceed, press enter to continue." proceed
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echo
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if [[ "$proceed" != "" ]]; then
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echo "Aborting."
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exit 1
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fi
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echo
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echo "Running Expert-Mode Installation Steps..."
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expert_step
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}
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function install_cleanup() {
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if [[ "$DEBUG" ]]; then
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local cmd="echo"
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else
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local cmd=""
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fi
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for subvol in "${!SUBVOLS_DEFAULT[@]}"
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do
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${cmd} umount /target/"${SUBVOLS_DEFAULT[$subvol]}"
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done
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if [[ "$SWAP" ]]; then
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${cmd} umount /target/swap
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fi
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${cmd} umount /target/boot/efi
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${cmd} umount /target/boot
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${cmd} umount /target
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if [[ "$ENCRYPTION" ]]; then
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${cmd} cryptsetup luksClose luksvol
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fi
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${cmd} dd if=/dev/zero of="${RootPart}" bs=1024 count=10
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${cmd} dd if=/dev/zero of="${EFIPart}" bs=1024 count=10
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if [[ "$BootPart" != "@boot" ]]; then
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${cmd} dd if=/dev/zero of="${BootPart}" bs=1024 count=10
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fi
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}
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declare -a POSITIONAL_ARGS=()
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declare INSTALL_MODE="normal"
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while [[ $# -gt 0 ]]; do
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case $1 in
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-h|--help)
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show_help
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;;
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-s|--swap)
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SWAP=true
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shift
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;;
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-d|--debug)
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DEBUG=true
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shift
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;;
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--expert)
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INSTALL_MODE=expert
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shift
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;;
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--clean)
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INSTALL_MODE=clean
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shift
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;;
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*)
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POSITIONAL_ARGS+=("$1") # save positional arg
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shift
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;;
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esac
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done
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set -- "${POSITIONAL_ARGS[@]}" # restore positional parameters
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RootPart="$1"
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BootPart="$2"
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EFIPart="$3"
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if [[ -z "$RootPart" || -z "$BootPart" || -z "$EFIPart" ]]; then
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echo "ERROR: Invalid parameters. See --help for help"
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exit 3
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else
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if [[ "$ENCRYPTION" && "$BootPart" == "@boot" ]]; then
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echo "While encryption is enabled, using @boot subvolume will cause issues."
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echo "Please prepare and set boot volume for /boot while using encryption."
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exit 4
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fi
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case "$INSTALL_MODE" in
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normal) install_normal;;
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expert) install_expert;;
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clean) install_cleanup;;
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*)
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echo "Error, unknown installation mode detected."
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exit 3
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;;
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esac
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fi
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@ -5,7 +5,7 @@ if [[ "$(id -u)" -ne 0 ]]; then
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exit 250
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fi
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apt install -y snapper inotify-tools git make systemd-zram-generator btrfsmaintenance axel
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apt install -y snapper inotify-tools git make systemd-zram-generator btrfsmaintenance axel extrepo
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bash -c "$(curl -fsSL https://pacstall.dev/q/install)"
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pushd /
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