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d2c05a5647
...
d9cef67dd4
@ -30,10 +30,6 @@ varia[s]=repo
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repo="http://ftp.fr.debian.org/debian"
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#repo="http://localhost:3142/ftp.fr.debian.org/debian"
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usage[S]="Additional sources to add in source.list. Newline separated."
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varia[S]=repos
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repos="deb http://ftp.fr.debian.org/debian stable main contrib non-free"
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usage[n]="The hostname"
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varia[n]=hostname
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hostname=""
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@ -43,34 +39,22 @@ varia[b]=boot_device
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boot_device=
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usage[R]="The device where the system will be installed"
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varia[R]=root_device
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root_device=
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varia[R]=boot_device
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boot_device=
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usage[l]="System locale"
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varia[l]=locale
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locale="en_US.UTF-8 UTF-8\nfr_FR.UTF-8 UTF-8"
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usage[w]="Wireguard IP last number (4 for 1.2.3.4)"
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varia[w]=wireguard_number
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wireguard_number=
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usage[J]="Just mount and chroot it. No installation"
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varia[J]=just_mount
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just_mount=false
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usage[i]="Packages to install. space separated"
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varia[i]=install
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install=
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. driglibash-args
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secret_dir=secrets
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secret_dir="$(realpath -m "$secret_dir/$hostname")"
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install="$install vim openssh-server git nginx smartmontool"
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install="vim openssh-server git nginx"
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debootstrap_done_marker="$mnt/etc/debootstrap_done"
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###############################################################################
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# Actual script
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@ -79,8 +63,8 @@ debootstrap_done_marker="$mnt/etc/debootstrap_done"
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. driglibash-base
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chroot_run(){
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chroot "$mnt" $@
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if [ "$?" -ne 0 ] && [ "$?" != '0' ] ; then
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run echo "$@" | chroot "$mnt"
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if [ "$?" -ne 0 ] ; then
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die "Error, chroot command [$@] exited with code '$?'"
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fi
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}
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@ -93,15 +77,16 @@ wait_for_user(){
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mount_misc(){
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run mkdir -p "$mnt"/{proc,dev,sys}
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run mount -t proc /proc "$mnt/proc"
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#clean "umount '$(realpath "$mnt/proc")'"
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run mount -t proc none "$mnt/proc"
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clean "umount '$mnt/proc'"
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# To access physical devices
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run mount --rbind --make-rslave /dev "$mnt/dev"
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# even explicitly mounting /dev/pts makes apt cry for its absence…
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#clean "umount -R '$(realpath "$mnt/dev")'"
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run mount --rbind --make-rslave /sys "$mnt/sys"
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#clean "umount -R '$(realpath "$mnt/sys")'"
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clean "umount -R '$mnt'"
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run mount -o bind /dev "$mnt/dev"
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clean "umount '$mnt/dev'"
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run mount -o bind /dev/pts "$mnt/dev/pts"
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clean "umount '$mnt/dev/pts'"
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run mount -o bind /sys "$mnt/sys"
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clean "umount '$mnt/sys'"
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# mount /dev/pts ? apt install complain about its absence
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}
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if [ -z "$hostname" ] ; then
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@ -119,48 +104,24 @@ if ! [ -d "$secret_dir" ] ; then
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fi
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section "Mounting additionnal items"
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if [ -n "$(df | grep "$root_device")" ] ; then
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run umount "$root_device"
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fi
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run mkdir -p "$mnt"
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run mount --make-private "$root_device" "$mnt"
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# bug in driglibash-base. If $mnt got spaces it break
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clean "umount -R $mnt"
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if [ "$just_mount" != false ] ; then
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echo 'Mounted. Exit shell to unmount.'
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chroot_run
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die 'You asked to just mount then exit.'
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fi
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section "debootstraping"
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if [ ! -f "$debootstrap_done_marker" ] ; then
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# Debootstrap may fail when the target is an existing system
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if [ -n "$(ls -A $mnt)" ]; then
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die "Root dir '$mnt' is not empty. Won’t debootstrap it. Is this installation broken?"
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fi
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run debootstrap --verbose --arch "$arch" "$release" "$mnt" "$repo"
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touch "$debootstrap_done_marker"
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else
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yell "Already done"
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fi
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# Debootstrap may fail when the target is an existing system
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#if [ -n "$(ls -A $mnt)" ]; then
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# die "Root dir '$mnt' is not empty. Won’t debootstrap it."
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#fi
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run debootstrap --verbose --arch "$arch" "$release" "$mnt" "$repo"
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section "Mounting additionnal items"
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mount_misc
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section "Generating locales"
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echo -e "$locale" > "$mnt/etc/locale.gen"
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chroot_run locale-gen
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section "Installing selected software"
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echo "$repos" >> "$mnt/etc/apt/sources.list"
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#XXX use chroot_run
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chroot "$mnt" <<EOF
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export DEBIAN_FRONTEND=noninteractive
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apt-get update -q -y
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apt-get install -q -y linux-image-amd64 console-data grub2 locales vim wireguard-tools wireguard $install
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apt-get install -q -y linux-image-amd64 console-data grub2 locales $install
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EOF
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# TODO watershed ?
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@ -180,6 +141,7 @@ run echo "$hostname" > "$mnt/etc/hostname"
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run cat > "$mnt/root/.bashrc" <<EOF
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PATH=$PATH:/usr/bin:/bin:/sbin:/usr/sbin:/sbin
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/usr/bin/setterm -blength 0
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xset b off
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EOF
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# Be sure this fucking beep is gone
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echo 'set bell-style none' >> "$mnt/etc/inputrc"
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@ -213,10 +175,23 @@ section "Set up networking"
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# Disable the unpredictable naming (since we are not on the future host)
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run ln -s /dev/null "$mnt/etc/udev/rules.d/80-net-setup-link.rules"
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run cat >> "$mnt/etc/network/interfaces" <<EOF
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auto enp1s0
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allow-hotplug enp1s0
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iface enp1s0 inet dhcp
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iface enp1s0 inet6 dhcp
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auto enp2s0
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allow-hotplug enp2s0
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iface enp2s0 inet dhcp
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iface enp2s0 inet6 dhcp
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auto eth0
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allow-hotplug eth0
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iface eth0 inet dhcp
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iface eth0 inet6 dhcp
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auto eth1
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allow-hotplug eth1
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iface eth1 inet dhcp
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iface eth1 inet6 dhcp
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EOF
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#iface eth0 inet6 dhcp
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# TODO add dyndn service
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@ -224,43 +199,19 @@ EOF
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section "Creating root SSH key to connect"
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if [ -n "$(ls -A $secret_dir)" ]; then
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#die "Secret dir '$secret_dir' is not empty"
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yell "Secret dir is not empty. May erase key."
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fi
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run export HOSTNAME="$hostname" && ssh-keygen -b 4096 -f "$secret_dir/id_rsa" -P ''
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run mkdir -p "$mnt/root/.ssh/"
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cat "$secret_dir/id_rsa.pub" >> "$mnt/root/.ssh/authorized_keys"
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chroot_run systemctl enable ssh
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section "Creating wireguard conf"
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if [ -n "$wireguard_number" ] ; then
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run cat >> "$mnt/etc/wireguard/jeancloud.conf" <<EOF
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[Interface]
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PrivateKey = $(wg genkey)
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ListenPort = 51812
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Address = 10.98.1.$wireguard_number/32
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[Peer] # debug
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PublicKey = OpENQI1ElPuVdNssMySffO8iZEyJsOaSQ9bQLU6Uz2E=
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AllowedIPs = 10.98.1.254/32
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Endpoint = 193.33.56.94:51812
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PersistentKeepalive = 25
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EOF
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wireguard_pubkey="$(cat "$mnt/etc/wireguard/jeancloud.conf" | grep -oP '^PrivateKey = \K.*' | wg pubkey)"
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run cat >> "$secret_dir/wg_conf_part_$hostname" <<EOF
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[Peer] # $hostname
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PublicKey = $wireguard_pubkey
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AllowedIPs = 10.98.1.$wireguard_number/32
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EOF
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chroot_run systemctl enable wg-quick@jeancloud.service
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yell "Secret dir is not empty. Wont save ssh key."
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else
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yell "Passing"
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run export HOSTNAME="$hostname" && ssh-keygen -b 4096 -f "$secret_dir/id_rsa" -P ''
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run mkdir -p "$mnt/root/.ssh/"
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cat "$secret_dir/id_rsa.pub" >> "$mnt/root/.ssh/authorized_keys"
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fi
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section "Generating locales"
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chroot_run echo -e "$locale" > "/etc/locale.gen"
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chroot_run locale-gen
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section "Installing grub"
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# Disable predictable name (again)
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run sed -i 's/GRUB_CMDLINE_LINUX=""/GRUB_CMDLINE_LINUX="net.ifnames=0 biosdevname=0"/g' "$mnt/etc/default/grub"
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