178 lines
4.1 KiB
Bash
178 lines
4.1 KiB
Bash
#! /usr/bin/env sh
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ovh_rescue_configure() {
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local host="${1}"
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local release="bookworm"
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# apt / conf
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printf "\
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Acquire::AllowInsecureRepositories False;
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Acquire::AllowWeakRepositories False;
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Acquire::AllowDowngradeToInsecureRepositories False;
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Acquire::Check-Valid-Until True;
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APT::Install-Recommends False;
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APT::Install-Suggests False;
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APT::Get::Show-Versions True;
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Dir::Etc::SourceParts \"\";
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Dpkg::Progress True;
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" >"/etc/apt/apt.conf.d/apt.conf"
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# apt / sources
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printf "\
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deb https://deb.debian.org/debian ${release} main non-free-firmware contrib non-free
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deb https://deb.debian.org/debian ${release}-backports main non-free-firmware contrib non-free
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deb https://deb.debian.org/debian ${release}-updates main non-free-firmware contrib non-free
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deb https://deb.debian.org/debian-security ${release}-security main non-free-firmware contrib non-free
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" >"/etc/apt/sources.list"
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# bash / rc
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main_link_bashrc
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# host name
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hostname "${host}"
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# locales
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printf "\
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en_US.UTF-8 UTF-8
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fr_FR.UTF-8 UTF-8
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" >"/etc/locale.gen"
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# generate locales
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locale-gen
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# update catalog
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apt-get update
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#
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debian_disable_frontend
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# install backports
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apt-get install --assume-yes \
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--target-release "${release}-backports" \
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"tmux"
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# clean cache
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apt_clean_cache
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# install packages
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apt-get install --assume-yes \
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"byobu" \
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"mosh"
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# clean cache
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apt_clean_cache
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}
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ovh_rescue_install() {
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local release="bookworm"
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# update catalog
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apt-get update
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#
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debian_disable_frontend
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# upgrade packages
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apt-get upgrade --assume-yes
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#
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apt_clean_cache
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# install packages
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apt-get install --assume-yes \
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"file" "htop" "iotop" "lsof" "rsync" \
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\
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"parted" "mdadm" "cryptsetup-bin" "lvm2" \
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"lshw" \
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"micro" \
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"exa" "ncdu" "nnn" "ranger" "tree" \
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"squashfs-tools" \
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"git"
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# clean cache
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apt_clean_cache
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# install backports
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apt-get install --assume-yes \
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--target-release "${release}-backports" \
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"grub-pc-bin" \
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\
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"grub-efi-amd64-bin"
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# clean cache
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apt_clean_cache
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}
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ovh_rescue_upload() {
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local host="${1}"
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if [ "${host}" ]; then
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local user="root"
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#
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local user_host="${user}@${host}"
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# remove fingerprints
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ssh-keygen -R "${host}"
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# copy ssh id
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ssh-copy-id \
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-o "StrictHostKeyChecking=accept-new" \
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"${user_host}"
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# upload root
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rsync --delete --recursive "${MAIN_BASH_ROOT}/" "${user_host}:/etc/bash/"
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# call setup
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# TODO variable
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ssh "${user_host}" -- \
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"source \"/etc/bash/main.sh\" ; ovh_rescue_configure \"${host}\""
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# create session
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ssh "${user_host}" -- byobu new-session -d
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# send keys
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ssh "${user_host}" -- byobu send-keys "ovh-rescue-install" "C-m"
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# attach session
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mosh "${user_host}" -- byobu attach-session
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else
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echo "Host?"
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return 1
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fi
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}
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ovh_rescue_wipe_1_2TB() {
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local device="/dev/sda"
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local unit="mib"
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#
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lsblk
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printf "%s" "WIPE ${device} /?\\ OR CANCEL /!\\"
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read -r
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#
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parted "${device}" --script mktable gpt
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#
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parted "${device}" unit "${unit}" mkpart "crypt" 65795 1907729
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#
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parted "${device}" unit "${unit}" mkpart "boot" 259 65795
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#
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parted "${device}" unit "${unit}" mkpart "esp" 2 259
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parted "${device}" set 3 esp on
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#
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parted "${device}" unit "${unit}" mkpart bios 1 2
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parted "${device}" set 4 bios_grub on
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# wipe bios
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dd if="/dev/zero" of="/dev/sda4"
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# format esp
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mkfs.vfat -F 32 -n "esp" "/dev/sda3"
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# format boot
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mkfs.ext4 -F -L "boot" "/dev/sda2"
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# read passphrase
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local passphrase
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printf "PassPhrase: "
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read -r -s passphrase
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# encrypt
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echo "${passphrase}" |
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cryptsetup \
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--verbose \
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--batch-mode \
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--type "luks2" \
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--pbkdf "argon2id" \
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--cipher "aes-xts-plain64" \
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--iter-time 8192 \
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--key-size 512 \
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--hash "sha512" \
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--use-random \
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luksFormat \
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"/dev/sda1"
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# open
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echo "${passphrase}" |
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cryptsetup luksOpen "/dev/sda1" "crypt"
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# pv
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pvcreate "/dev/mapper/crypt"
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# vg
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vgcreate "crypt" "/dev/mapper/crypt"
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# lv swap
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lvcreate --name "swap" --size "68719476736b" "crypt"
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# lv data
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lvcreate --name "data" --extents "100%FREE" "crypt"
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# format swap
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mkswap --label "swap" "/dev/mapper/crypt-swap"
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# format data
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mkfs.ext4 -L "data" "/dev/mapper/crypt-data"
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# vg off
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vgchange --activate "n" "crypt"
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# close
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cryptsetup luksClose "crypt"
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}
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