209 lines
5.8 KiB
Bash
Executable File
209 lines
5.8 KiB
Bash
Executable File
#!/bin/bash
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pre_reboot_script () {
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pass_var=$(dialog --passwordbox "Enter password to crypted partition for containers:" 25 25 --output-fd 1)
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pass_var2=$(dialog --passwordbox "Enter password to crypted partition for containers again:" 25 25 --output-fd 1)
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if [ "$pass_var" == "$pass_var2" ]; then
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echo "Passwords match!"
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else
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echo "Passwords not match!"
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exit 1
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fi
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echo "Doing pacman -Syy"
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pacman -Syy
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echo "Starting lsblk"
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lsblk
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read -p "Enter partition to encrypt:" PARTITION
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echo "Installing requirements"
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pacman -S --noconfirm cryptsetup ecryptfs-utils $(pacman -Q linux | tail -n 1 | awk {'print $1'})-zfs $(pacman -Q linux | tail -n 1 | awk {'print $1'})-headers parted
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echo "Loading ZFS kernel module"
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modprobe zfs
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echo "Setting timezone to Prague"
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timedatectl set-timezone Europe/Prague
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echo "Starting ecryptfs-setup-swap"
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ecryptfs-setup-swap -f
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echo "Starting luksFormat"
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echo -n "$pass_var" | cryptsetup luksFormat $PARTITION -
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echo "Opening crypted partition"
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echo "$pass_var" | cryptsetup open $PARTITION crypt -c -
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echo "Creating zpool"
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zpool create crypt /dev/mapper/crypt -o ashift=12
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echo "Enabling compression on zpool"
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zfs set compression=on crypt
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echo "Creating datasets crypt/lxd/dir crypt/lxd/storage"
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zfs create crypt/lxd
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zfs create crypt/lxd/dir
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zfs create crypt/lxd/storage
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echo "Install snapd and lxd"
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pacman -S snapd --noconfirm
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systemctl enable snapd
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systemctl start snapd
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sleep 5
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snap install lxd
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echo "Switch to 4.16 LXD version"
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snap switch --channel 4.16/stable lxd
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snap refresh
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echo "Stopping and disabling lxd"
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snap stop --disable lxd
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snap disable lxd
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echo "Deleting everything in /var/snap/lxd/common/lxd/*"
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rm /var/snap/lxd/common/lxd/* -r
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echo "Creating mountpoint /var/snap/lxd/common/lxd to crypt/lxd/dir"
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zfs set mountpoint=/var/snap/lxd/common/lxd crypt/lxd/dir
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echo "Configuring sysctl"
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echo "vm.swappiness = 1" > /etc/sysctl.d/50-usl-mm.conf
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echo "vm.min_free_kbytes = 131072" >> /etc/sysctl.d/50-usl-mm.conf
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echo "vm.dirty_background_ratio = 5" >> /etc/sysctl.d/50-usl-mm.conf
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echo "fs.inotify.max_queued_events = 1048576" >> /etc/sysctl.d/50-usl-mm.conf
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echo "fs.inotify.max_user_instances = 1048576" >> /etc/sysctl.d/50-usl-mm.conf
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echo "fs.inotify.max_user_watches = 1048576" >> /etc/sysctl.d/50-usl-mm.conf
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echo "kernel.dmesg_restrict = 1" >> /etc/sysctl.d/50-usl-mm.conf
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echo "Configuring arc cache for zfs to min 256MB and max 1536MB + txg_timeout to 3"
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echo "options zfs zfs_arc_min=268435456" > /etc/modprobe.d/zfs.conf
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echo "options zfs zfs_arc_max=1610612736" >> /etc/modprobe.d/zfs.conf
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echo "options zfs zfs_txg_timeout=3" >> /etc/modprobe.d/zfs.conf
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echo "Doing mkinitcpio -P"
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mkinitcpio -P
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echo "Doing pacman -Suu"
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pacman -Suu --noconfirm
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echo "Creating onstart script in /root"
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echo "#!/bin/bash" > /root/onstart
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echo "read -p \"Press any button to start...\"" >> /root/onstart
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echo "pass_var=\$(dialog --passwordbox \"Enter password:\" 25 25 --output-fd 1)" >> /root/onstart
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echo "pass_var2=\$(dialog --passwordbox \"Enter password again:\" 25 25 --output-fd 1)" >> /root/onstart
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echo "if [ \"\$pass_var\" == \"\$pass_var2\" ]; then" >> /root/onstart
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echo "echo \"Passwords match!\"" >> /root/onstart
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echo "else" >> /root/onstart
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echo "echo \"Passwords not match!\"" >> /root/onstart
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echo "exit 1" >> /root/onstart
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echo "fi" >> /root/onstart
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echo "echo \"Stopping LXD snap daemon and deleting /var/snap/lxd/common/lxd/*\"" >> /root/onstart
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echo "snap disable lxd" >> /root/onstart
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echo "rm /var/snap/lxd/common/lxd/* -rf" >> /root/onstart
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echo "echo \"Opening encrypted partition\"" >> /root/onstart
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echo "echo \$pass_var | cryptsetup open $PARTITION crypt -c -" >> /root/onstart
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echo "partprobe" >> /root/onstart
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echo "zpool import -d /dev/mapper crypt -f -m" >> /root/onstart
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echo "sleep 5" >> /root/onstart
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echo "snap enable lxd" >> /root/onstart
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echo "snap start lxd" >> /root/onstart
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chmod +x /root/onstart
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read -p "Press any key for reboot"
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reboot
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}
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post_reboot_script () {
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echo "Stopping lxd and delete /var/snap/lxd/common/lxd/*"
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systemctl stop snap.lxd.daemon
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rm /var/snap/lxd/common/lxd/* -r
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echo "Executing /root/onstart"
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bash /root/onstart
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echo "Configuring LXD"
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lxd waitready
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cat <<EOF | lxd init
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no
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yes
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storage
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zfs
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no
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crypt/lxd/storage
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no
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yes
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lxdbr0
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10.10.10.1/24
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yes
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none
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no
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no
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no
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EOF
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echo "Set screen settings"
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echo "startup_message off" >> /root/.screenrc
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echo "screen -t htop htop" >> /root/.screenrc
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echo "screen -t mc mc" >> /root/.screenrc
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echo "screen -t bash bash" >> /root/.screenrc
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echo "altscreen on" >> /root/.screenrc
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echo "term screen-256color" >> /root/.screenrc
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echo "bind 'b' prev" >> /root/.screenrc
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echo "bind 'n' next" >> /root/.screenrc
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echo "hardstatus alwayslastline" >> /root/.screenrc
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echo "autodetach on" >> /root/.screenrc
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echo "mousetrack on" >> /root/.screenrc
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echo "vbell off" >> /root/.screenrc
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echo "termcapinfo xterm* ti@:te@" >> /root/.screenrc
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echo "defscrollback 5000" >> /root/.screenrc
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echo "scrollback 5000" >> /root/.screenrc
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echo "hardstatus string \"%{=b kw} %?%-Lw%?%{=br kw}[%n %t]%{=b kw}%?%+Lw%? %= %c\"" >> /root/.screenrc
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echo "Install utilities"
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pacman -S --noconfirm mc htop screen smartmontools pv
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echo "Setting-up wireguard"
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pacman -S --noconfirm wireguard-dkms wireguard-tools
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lxc profile set default linux.kernel_modules wireguard
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echo "Set max processes to 1500 in default profile in LXD"
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lxc profile set default limits.processes 1500
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echo "Set refresh.retain=2 in snap"
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snap set system refresh.retain=2
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read -p "Done, press any key to return to main menu"
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main_menu
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}
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main_menu () {
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cmd=(dialog --nocancel --menu "Welcome in setup-lxd-mm!" 22 76 16)
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options=(
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1 "Pre-reboot script"
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2 "Post-reboot script"
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)
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choices=$("${cmd[@]}" "${options[@]}" 2>&1 >/dev/tty)
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for choice in $choices
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do
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case $choice in
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1)
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pre_reboot_script
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;;
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2)
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post_reboot_script
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;;
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esac
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done
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clear
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}
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main_menu
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