updated wih testing

README.md

@@ -2,7 +2,7 @@
 
 [![shellcheck](https://github.com/terem42/zfs-hetzner-vm/actions/workflows/shellcheck.yml/badge.svg)](https://github.com/terem42/zfs-hetzner-vm/actions/workflows/shellcheck.yml)
 
-Scripts to install Debian 10, 11, 12 or Ubuntu 18 LTS, 20 LTS, 22 LTS with ZFS root on Hetzner root servers (virtual and dedicated).<br/>
+Scripts to install Debian 11, 10 or Ubuntu 18 LTS, 20 LTS, 22 LTS with ZFS root on Hetzner root servers (virtual and dedicated).<br/>
 __WARNING:__ all data on the disk will be destroyed.
 
 ## How to use:

hetzner-debian10-zfs-setup.sh

@@ -138,20 +138,20 @@ function check_prerequisites {
 
 function initial_load_debian_zed_cache {
   chroot_execute "mkdir /etc/zfs/zfs-list.cache"
-  chroot_execute "touch /etc/zfs/zfs-list.cache/$v_rpool_name"
+  chroot_execute "touch /etc/zfs/zfs-list.cache/rpool"
   chroot_execute "ln -sf /usr/lib/zfs-linux/zed.d/history_event-zfs-list-cacher.sh /etc/zfs/zed.d/"
 
   chroot_execute "zed -F &"
 
   local success=0
 
-  if [[ ! -e "$c_zfs_mount_dir/etc/zfs/zfs-list.cache/$v_rpool_name" ]] || [[ -e "$c_zfs_mount_dir/etc/zfs/zfs-list.cache/$v_rpool_name" && (( $(find "$c_zfs_mount_dir/etc/zfs/zfs-list.cache/$v_rpool_name" -type f -printf '%s' 2> /dev/null) == 0 )) ]]; then  
-    chroot_execute "zfs set canmount=noauto $v_rpool_name"
+  if [[ ! -e /mnt/etc/zfs/zfs-list.cache/rpool ]] || [[ -e /mnt/etc/zfs/zfs-list.cache/rpool && (( $(find /mnt/etc/zfs/zfs-list.cache/rpool -type f -printf '%s' 2> /dev/null) == 0 )) ]]; then
+    chroot_execute "zfs set canmount=noauto rpool"
 
     SECONDS=0
 
-    while (( SECONDS++ <= 120 )); do
-      if [[ -e "$c_zfs_mount_dir/etc/zfs/zfs-list.cache/$v_rpool_name" ]] && (( $(find "$c_zfs_mount_dir/etc/zfs/zfs-list.cache/$v_rpool_name" -type f -printf '%s' 2> /dev/null) > 0 )); then
+    while (( SECONDS++ <= 300 )); do
+      if [[ -e /mnt/etc/zfs/zfs-list.cache/rpool ]] && (( $(find /mnt/etc/zfs/zfs-list.cache/rpool -type f -printf '%s' 2> /dev/null) > 0 )); then
         success=1
         break
       else
@@ -169,7 +169,7 @@ function initial_load_debian_zed_cache {
 
   chroot_execute "pkill zed"
 
-  sed -Ei "s|/$c_zfs_mount_dir/?|/|g" "$c_zfs_mount_dir/etc/zfs/zfs-list.cache/$v_rpool_name"
+  sed -Ei 's|/mnt/?|/|g' /mnt/etc/zfs/zfs-list.cache/rpool
 }
 
 function find_suitable_disks {
@@ -717,7 +717,7 @@ if [[ $v_zfs_experimental == "1" ]]; then
   chroot_execute "wget -O - https://terem42.github.io/zfs-debian/apt_pub.gpg | apt-key add -"
   chroot_execute "add-apt-repository 'deb https://terem42.github.io/zfs-debian/public zfs-debian-experimental main'"
   chroot_execute "apt update"
-  chroot_execute "apt install -t zfs-debian-experimental --yes openzfs-zfs-initramfs openzfs-zfs-dkms openzfs-zfsutils openzfs-zfs-zed"
+  chroot_execute "apt install -t zfs-debian-experimental --yes zfs-initramfs zfs-dkms zfsutils-linux"
 else
   chroot_execute "apt install --yes -t buster-backports zfs-initramfs zfs-dkms zfsutils-linux"
 fi
@@ -755,7 +755,7 @@ chroot_execute "grub-install ${v_selected_disks[0]}"
 
 chroot_execute "sed -i 's/#GRUB_TERMINAL=console/GRUB_TERMINAL=console/g' /etc/default/grub"
 chroot_execute "sed -i 's|GRUB_CMDLINE_LINUX_DEFAULT=.*|GRUB_CMDLINE_LINUX_DEFAULT=\"net.ifnames=0\"|' /etc/default/grub"
-chroot_execute "sed -i 's|GRUB_CMDLINE_LINUX=\"\"|GRUB_CMDLINE_LINUX=\"root=ZFS=$v_rpool_name/ROOT/debian\"|g' /etc/default/grub"
+chroot_execute "sed -i 's|GRUB_CMDLINE_LINUX=\"\"|GRUB_CMDLINE_LINUX=\"root=ZFS=rpool/ROOT/debian\"|g' /etc/default/grub"
 
 chroot_execute "sed -i 's/quiet//g' /etc/default/grub"
 chroot_execute "sed -i 's/splash//g' /etc/default/grub"
@@ -769,8 +769,7 @@ if [[ $v_encrypt_rpool == "1" ]]; then
   echo "=========set up dropbear=============="
 
   chroot_execute "apt install --yes dropbear-initramfs"
-    
-  mkdir -p "$c_zfs_mount_dir/etc/dropbear-initramfs"
+
   cp /root/.ssh/authorized_keys "$c_zfs_mount_dir/etc/dropbear-initramfs/authorized_keys"
 
   cp "$c_zfs_mount_dir/etc/ssh/ssh_host_rsa_key" "$c_zfs_mount_dir/etc/ssh/ssh_host_rsa_key_temp"
@@ -797,7 +796,7 @@ CONF
 
 echo "========running packages upgrade==========="
 chroot_execute "apt upgrade --yes"
-chroot_execute "apt purge cryptsetup* --yes"
+chroot_execute "apt autoremove --yes"
 
 echo "===========add static route to initramfs via hook to add default routes for Hetzner due to Debian/Ubuntu initramfs DHCP bug ========="
 mkdir -p "$c_zfs_mount_dir/usr/share/initramfs-tools/scripts/init-premount"
@@ -830,7 +829,7 @@ auto lo
 iface lo inet loopback
 iface lo inet6 loopback
 
-allow-hotplug eth0
+auto eth0
 iface eth0 inet dhcp
 iface eth0 inet6 dhcp
 CONF
@@ -845,7 +844,7 @@ chroot_execute "update-grub"
 
 echo "======= setting up zed =========="
 if [[ $v_zfs_experimental == "1" ]]; then
-  chroot_execute "zfs set canmount=noauto $v_rpool_name"
+  chroot_execute "zfs set canmount=noauto rpool"
 else
   initial_load_debian_zed_cache
 fi

hetzner-debian11-zfs-setup.sh

@@ -139,20 +139,20 @@ function check_prerequisites {
 
 function initial_load_debian_zed_cache {
   chroot_execute "mkdir /etc/zfs/zfs-list.cache"
-  chroot_execute "touch /etc/zfs/zfs-list.cache/$v_rpool_name"
+  chroot_execute "touch /etc/zfs/zfs-list.cache/rpool"
   chroot_execute "ln -sf /usr/lib/zfs-linux/zed.d/history_event-zfs-list-cacher.sh /etc/zfs/zed.d/"
 
   chroot_execute "zed -F &"
 
   local success=0
 
-  if [[ ! -e "$c_zfs_mount_dir/etc/zfs/zfs-list.cache/$v_rpool_name" ]] || [[ -e "$c_zfs_mount_dir/etc/zfs/zfs-list.cache/$v_rpool_name" && (( $(find "$c_zfs_mount_dir/etc/zfs/zfs-list.cache/$v_rpool_name" -type f -printf '%s' 2> /dev/null) == 0 )) ]]; then  
-    chroot_execute "zfs set canmount=noauto $v_rpool_name"
+  if [[ ! -e /mnt/etc/zfs/zfs-list.cache/rpool ]] || [[ -e /mnt/etc/zfs/zfs-list.cache/rpool && (( $(find /mnt/etc/zfs/zfs-list.cache/rpool -type f -printf '%s' 2> /dev/null) == 0 )) ]]; then  
+    chroot_execute "zfs set canmount=noauto rpool"
 
     SECONDS=0
 
     while (( SECONDS++ <= 120 )); do
-      if [[ -e "$c_zfs_mount_dir/etc/zfs/zfs-list.cache/$v_rpool_name" ]] && (( $(find "$c_zfs_mount_dir/etc/zfs/zfs-list.cache/$v_rpool_name" -type f -printf '%s' 2> /dev/null) > 0 )); then
+      if [[ -e /mnt/etc/zfs/zfs-list.cache/rpool ]] && (( $(find /mnt/etc/zfs/zfs-list.cache/rpool -type f -printf '%s' 2> /dev/null) > 0 )); then
         success=1
         break
       else
@@ -170,7 +170,7 @@ function initial_load_debian_zed_cache {
 
   chroot_execute "pkill zed"
 
-  sed -Ei "s|/$c_zfs_mount_dir/?|/|g" "$c_zfs_mount_dir/etc/zfs/zfs-list.cache/$v_rpool_name"
+  sed -Ei 's|/mnt/?|/|g' /mnt/etc/zfs/zfs-list.cache/rpool
 }
 
 function find_suitable_disks {
@@ -720,7 +720,7 @@ if [[ $v_zfs_experimental == "1" ]]; then
   chroot_execute "wget -O - https://terem42.github.io/zfs-debian/apt_pub.gpg | apt-key add -"
   chroot_execute "add-apt-repository 'deb https://terem42.github.io/zfs-debian/public zfs-debian-experimental main'"
   chroot_execute "apt update"
-  chroot_execute "apt install -t zfs-debian-experimental --yes openzfs-zfs-initramfs openzfs-zfs-dkms openzfs-zfsutils openzfs-zfs-zed"
+  chroot_execute "apt install -t zfs-debian-experimental --yes zfs-initramfs zfs-dkms zfsutils-linux"
 else
   chroot_execute "apt install -t bullseye-backports --yes zfs-initramfs zfs-dkms zfsutils-linux"
 fi
@@ -760,7 +760,7 @@ chroot_execute "grub-install --recheck ${v_selected_disks[0]}"
 
 chroot_execute "sed -i 's/#GRUB_TERMINAL=console/GRUB_TERMINAL=console/g' /etc/default/grub"
 chroot_execute "sed -i 's|GRUB_CMDLINE_LINUX_DEFAULT=.*|GRUB_CMDLINE_LINUX_DEFAULT=\"net.ifnames=0\"|' /etc/default/grub"
-chroot_execute "sed -i 's|GRUB_CMDLINE_LINUX=\"\"|GRUB_CMDLINE_LINUX=\"root=ZFS=$v_rpool_name/ROOT/debian\"|g' /etc/default/grub"
+chroot_execute "sed -i 's|GRUB_CMDLINE_LINUX=\"\"|GRUB_CMDLINE_LINUX=\"root=ZFS=rpool/ROOT/debian\"|g' /etc/default/grub"
 
 chroot_execute "sed -i 's/quiet//g' /etc/default/grub"
 chroot_execute "sed -i 's/splash//g' /etc/default/grub"
@@ -774,22 +774,21 @@ if [[ $v_encrypt_rpool == "1" ]]; then
   echo "=========set up dropbear=============="
 
   chroot_execute "apt install --yes dropbear-initramfs"
-  
-  mkdir -p "$c_zfs_mount_dir/etc/dropbear/initramfs"
-  cp /root/.ssh/authorized_keys "$c_zfs_mount_dir/etc/dropbear/initramfs/authorized_keys"
+
+  cp /root/.ssh/authorized_keys "$c_zfs_mount_dir/etc/dropbear-initramfs/authorized_keys"
 
   cp "$c_zfs_mount_dir/etc/ssh/ssh_host_rsa_key" "$c_zfs_mount_dir/etc/ssh/ssh_host_rsa_key_temp"
   chroot_execute "ssh-keygen -p -i -m pem -N '' -f /etc/ssh/ssh_host_rsa_key_temp"
-  chroot_execute "/usr/lib/dropbear/dropbearconvert openssh dropbear /etc/ssh/ssh_host_rsa_key_temp /etc/dropbear/initramfs/dropbear_rsa_host_key"
+  chroot_execute "/usr/lib/dropbear/dropbearconvert openssh dropbear /etc/ssh/ssh_host_rsa_key_temp /etc/dropbear-initramfs/dropbear_rsa_host_key"
   rm -rf "$c_zfs_mount_dir/etc/ssh/ssh_host_rsa_key_temp"
 
   cp "$c_zfs_mount_dir/etc/ssh/ssh_host_ecdsa_key" "$c_zfs_mount_dir/etc/ssh/ssh_host_ecdsa_key_temp"
   chroot_execute "ssh-keygen -p -i -m pem -N '' -f /etc/ssh/ssh_host_ecdsa_key_temp"
-  chroot_execute "/usr/lib/dropbear/dropbearconvert openssh dropbear /etc/ssh/ssh_host_ecdsa_key_temp /etc/dropbear/initramfs/dropbear_ecdsa_host_key"
+  chroot_execute "/usr/lib/dropbear/dropbearconvert openssh dropbear /etc/ssh/ssh_host_ecdsa_key_temp /etc/dropbear-initramfs/dropbear_ecdsa_host_key"
   chroot_execute "rm -rf /etc/ssh/ssh_host_ecdsa_key_temp"
   rm -rf "$c_zfs_mount_dir/etc/ssh/ssh_host_ecdsa_key_temp"
 
-  rm -rf "$c_zfs_mount_dir/etc/dropbear/initramfs/dropbear_dss_host_key"
+  rm -rf "$c_zfs_mount_dir/etc/dropbear-initramfs/dropbear_dss_host_key"
 fi
 
 echo "============setup root prompt============"
@@ -802,7 +801,6 @@ CONF
 
 echo "========running packages upgrade==========="
 chroot_execute "apt upgrade --yes"
-chroot_execute "apt purge cryptsetup* --yes"
 
 echo "===========add static route to initramfs via hook to add default routes for Hetzner due to Debian/Ubuntu initramfs DHCP bug ========="
 mkdir -p "$c_zfs_mount_dir/usr/share/initramfs-tools/scripts/init-premount"
@@ -842,7 +840,7 @@ chroot_execute "update-grub"
 
 echo "======= setting up zed =========="
 if [[ $v_zfs_experimental == "1" ]]; then
-  chroot_execute "zfs set canmount=noauto $v_rpool_name"
+  chroot_execute "zfs set canmount=noauto rpool"
 else
   initial_load_debian_zed_cache
 fi

hetzner-debian12-zfs-setup.sh

@@ -139,20 +139,20 @@ function check_prerequisites {
 
 function initial_load_debian_zed_cache {
   chroot_execute "mkdir /etc/zfs/zfs-list.cache"
-  chroot_execute "touch /etc/zfs/zfs-list.cache/$v_rpool_name"
+  chroot_execute "touch /etc/zfs/zfs-list.cache/rpool"
   chroot_execute "ln -sf /usr/lib/zfs-linux/zed.d/history_event-zfs-list-cacher.sh /etc/zfs/zed.d/"
 
   chroot_execute "zed -F &"
 
   local success=0
 
-  if [[ ! -e "$c_zfs_mount_dir/etc/zfs/zfs-list.cache/$v_rpool_name" ]] || [[ -e "$c_zfs_mount_dir/etc/zfs/zfs-list.cache/$v_rpool_name" && (( $(find "$c_zfs_mount_dir/etc/zfs/zfs-list.cache/$v_rpool_name" -type f -printf '%s' 2> /dev/null) == 0 )) ]]; then  
-    chroot_execute "zfs set canmount=noauto $v_rpool_name"
+  if [[ ! -e /mnt/etc/zfs/zfs-list.cache/rpool ]] || [[ -e /mnt/etc/zfs/zfs-list.cache/rpool && (( $(find /mnt/etc/zfs/zfs-list.cache/rpool -type f -printf '%s' 2> /dev/null) == 0 )) ]]; then  
+    chroot_execute "zfs set canmount=noauto rpool"
 
     SECONDS=0
 
     while (( SECONDS++ <= 120 )); do
-      if [[ -e "$c_zfs_mount_dir/etc/zfs/zfs-list.cache/$v_rpool_name" ]] && (( $(find "$c_zfs_mount_dir/etc/zfs/zfs-list.cache/$v_rpool_name" -type f -printf '%s' 2> /dev/null) > 0 )); then
+      if [[ -e /mnt/etc/zfs/zfs-list.cache/rpool ]] && (( $(find /mnt/etc/zfs/zfs-list.cache/rpool -type f -printf '%s' 2> /dev/null) > 0 )); then
         success=1
         break
       else
@@ -170,7 +170,7 @@ function initial_load_debian_zed_cache {
 
   chroot_execute "pkill zed"
 
-  sed -Ei "s|/$c_zfs_mount_dir/?|/|g" "$c_zfs_mount_dir/etc/zfs/zfs-list.cache/$v_rpool_name"
+  sed -Ei 's|/mnt/?|/|g' /mnt/etc/zfs/zfs-list.cache/rpool
 }
 
 function find_suitable_disks {
@@ -630,7 +630,7 @@ CONF
 
 ip6addr_prefix=$(ip -6 a s | grep -E "inet6.+global" | sed -nE 's/.+inet6\s(([0-9a-z]{1,4}:){4,4}).+/\1/p' | head -n 1)
 
-cat <<CONF > "$c_zfs_mount_dir/etc/systemd/network/10-eth0.network"
+cat <<CONF > /mnt/etc/systemd/network/10-eth0.network
 [Match]
 Name=eth0
 
@@ -721,7 +721,7 @@ if [[ $v_zfs_experimental == "1" ]]; then
   chroot_execute "wget -O - https://terem42.github.io/zfs-debian/apt_pub.gpg | apt-key add -"
   chroot_execute "add-apt-repository 'deb https://terem42.github.io/zfs-debian/public zfs-debian-experimental main'"
   chroot_execute "apt update"
-  chroot_execute "apt install -t zfs-debian-experimental --yes openzfs-zfs-initramfs openzfs-zfs-dkms openzfs-zfsutils openzfs-zfs-zed"
+  chroot_execute "apt install -t zfs-debian-experimental --yes zfs-initramfs zfs-dkms zfsutils-linux"
 else
   chroot_execute "apt install -t bookworm-backports --yes zfs-initramfs zfs-dkms zfsutils-linux"
 fi
@@ -746,7 +746,7 @@ chroot_execute "echo root:$(printf "%q" "$v_root_password") | chpasswd"
 
 echo "======= setting up zfs cache =========="
 
-cp /etc/zpool.cache "$c_zfs_mount_dir/etc/zfs/zpool.cache"
+cp /etc/zpool.cache /mnt/etc/zfs/zpool.cache
 
 echo "========setting up zfs module parameters========"
 chroot_execute "echo options zfs zfs_arc_max=$((v_zfs_arc_max_mb * 1024 * 1024)) >> /etc/modprobe.d/zfs.conf"
@@ -759,7 +759,7 @@ chroot_execute "grub-install --recheck ${v_selected_disks[0]}"
 
 chroot_execute "sed -i 's/#GRUB_TERMINAL=console/GRUB_TERMINAL=console/g' /etc/default/grub"
 chroot_execute "sed -i 's|GRUB_CMDLINE_LINUX_DEFAULT=.*|GRUB_CMDLINE_LINUX_DEFAULT=\"net.ifnames=0\"|' /etc/default/grub"
-chroot_execute "sed -i 's|GRUB_CMDLINE_LINUX=\"\"|GRUB_CMDLINE_LINUX=\"root=ZFS=$v_rpool_name/ROOT/debian\"|g' /etc/default/grub"
+chroot_execute "sed -i 's|GRUB_CMDLINE_LINUX=\"\"|GRUB_CMDLINE_LINUX=\"root=ZFS=rpool/ROOT/debian\"|g' /etc/default/grub"
 
 chroot_execute "sed -i 's/quiet//g' /etc/default/grub"
 chroot_execute "sed -i 's/splash//g' /etc/default/grub"
@@ -773,22 +773,21 @@ if [[ $v_encrypt_rpool == "1" ]]; then
   echo "=========set up dropbear=============="
 
   chroot_execute "apt install --yes dropbear-initramfs"
-  
-  mkdir -p "$c_zfs_mount_dir/etc/dropbear/initramfs"
-  cp /root/.ssh/authorized_keys "$c_zfs_mount_dir/etc/dropbear/initramfs/authorized_keys"
+
+  cp /root/.ssh/authorized_keys "$c_zfs_mount_dir/etc/dropbear-initramfs/authorized_keys"
 
   cp "$c_zfs_mount_dir/etc/ssh/ssh_host_rsa_key" "$c_zfs_mount_dir/etc/ssh/ssh_host_rsa_key_temp"
   chroot_execute "ssh-keygen -p -i -m pem -N '' -f /etc/ssh/ssh_host_rsa_key_temp"
-  chroot_execute "/usr/lib/dropbear/dropbearconvert openssh dropbear /etc/ssh/ssh_host_rsa_key_temp /etc/dropbear/initramfs/dropbear_rsa_host_key"
+  chroot_execute "/usr/lib/dropbear/dropbearconvert openssh dropbear /etc/ssh/ssh_host_rsa_key_temp /etc/dropbear-initramfs/dropbear_rsa_host_key"
   rm -rf "$c_zfs_mount_dir/etc/ssh/ssh_host_rsa_key_temp"
 
   cp "$c_zfs_mount_dir/etc/ssh/ssh_host_ecdsa_key" "$c_zfs_mount_dir/etc/ssh/ssh_host_ecdsa_key_temp"
   chroot_execute "ssh-keygen -p -i -m pem -N '' -f /etc/ssh/ssh_host_ecdsa_key_temp"
-  chroot_execute "/usr/lib/dropbear/dropbearconvert openssh dropbear /etc/ssh/ssh_host_ecdsa_key_temp /etc/dropbear/initramfs/dropbear_ecdsa_host_key"
+  chroot_execute "/usr/lib/dropbear/dropbearconvert openssh dropbear /etc/ssh/ssh_host_ecdsa_key_temp /etc/dropbear-initramfs/dropbear_ecdsa_host_key"
   chroot_execute "rm -rf /etc/ssh/ssh_host_ecdsa_key_temp"
   rm -rf "$c_zfs_mount_dir/etc/ssh/ssh_host_ecdsa_key_temp"
 
-  rm -rf "$c_zfs_mount_dir/etc/dropbear/initramfs/dropbear_dss_host_key"
+  rm -rf "$c_zfs_mount_dir/etc/dropbear-initramfs/dropbear_dss_host_key"
 fi
 
 echo "============setup root prompt============"
@@ -805,7 +804,7 @@ cp /root/.ssh/authorized_keys "$c_zfs_mount_dir/root/.ssh/authorized_keys"
 
 echo "========running packages upgrade and autoremove==========="
 chroot_execute "apt upgrade --yes"
-chroot_execute "apt purge cryptsetup* --yes"
+chroot_execute "apt autoremove --yes"
 
 echo "===========add static route to initramfs via hook to add default routes for Hetzner due to Debian/Ubuntu initramfs DHCP bug ========="
 mkdir -p "$c_zfs_mount_dir/usr/share/initramfs-tools/scripts/init-premount"
@@ -840,14 +839,12 @@ chmod 755 "$c_zfs_mount_dir/etc/network/interfaces"
 echo "======= update initramfs =========="
 chroot_execute "update-initramfs -u -k all"
 
-chroot_execute "apt remove cryptsetup* --yes"
-
 echo "======= update grub =========="
 chroot_execute "update-grub"
 
 echo "======= setting up zed =========="
 if [[ $v_zfs_experimental == "1" ]]; then
-  chroot_execute "zfs set canmount=noauto $v_rpool_name"
+  chroot_execute "zfs set canmount=noauto rpool"
 else
   initial_load_debian_zed_cache
 fi

hetzner-ubuntu18-zfs-setup.sh

@@ -702,7 +702,7 @@ if [[ $v_zfs_experimental == "1" ]]; then
   chroot_execute "wget -O - https://terem42.github.io/zfs-debian/apt_pub.gpg | apt-key add -"
   chroot_execute "add-apt-repository 'deb https://terem42.github.io/zfs-debian/public zfs-debian-experimental main'"
   chroot_execute "apt update"
-  chroot_execute "apt install -t zfs-debian-experimental --yes openzfs-zfs-initramfs openzfs-zfs-dkms openzfs-zfsutils openzfs-zfs-zed"
+  chroot_execute "apt install -t zfs-debian-experimental --yes zfs-initramfs zfs-dkms zfsutils-linux"
 else
   chroot_execute "add-apt-repository --yes ppa:jonathonf/zfs"
   chroot_execute "apt install --yes zfs-initramfs zfs-dkms zfsutils-linux"
@@ -741,7 +741,7 @@ chroot_execute "grub-install ${v_selected_disks[0]}"
 
 chroot_execute "sed -i 's/#GRUB_TERMINAL=console/GRUB_TERMINAL=console/g' /etc/default/grub"
 chroot_execute "sed -i 's|GRUB_CMDLINE_LINUX_DEFAULT=.*|GRUB_CMDLINE_LINUX_DEFAULT=\"net.ifnames=0\"|' /etc/default/grub"
-chroot_execute "sed -i 's|GRUB_CMDLINE_LINUX=\"\"|GRUB_CMDLINE_LINUX=\"root=ZFS=$v_rpool_name/ROOT/ubuntu\"|g' /etc/default/grub"
+chroot_execute "sed -i 's|GRUB_CMDLINE_LINUX=\"\"|GRUB_CMDLINE_LINUX=\"root=ZFS=rpool/ROOT/ubuntu\"|g' /etc/default/grub"
 
 chroot_execute "sed -i 's/quiet//g' /etc/default/grub"
 chroot_execute "sed -i 's/splash//g' /etc/default/grub"
@@ -769,6 +769,18 @@ if [[ $v_encrypt_rpool == "1" ]]; then
   rm -rf "$c_zfs_mount_dir/etc/ssh/ssh_host_ecdsa_key_temp"
 
   rm -rf "$c_zfs_mount_dir/etc/dropbear-initramfs/dropbear_dss_host_key"
+
+  cd "$c_zfs_mount_dir/root"
+  wget http://ftp.de.debian.org/debian/pool/main/libt/libtommath/libtommath1_1.1.0-3_amd64.deb
+  wget http://ftp.de.debian.org/debian/pool/main/d/dropbear/dropbear-bin_2018.76-5_amd64.deb
+  wget http://ftp.de.debian.org/debian/pool/main/d/dropbear/dropbear-initramfs_2018.76-5_all.deb
+
+  chroot_execute "dpkg -i /root/libtommath1_1.1.0-3_amd64.deb"
+  chroot_execute "dpkg -i /root/dropbear-bin_2018.76-5_amd64.deb"
+  chroot_execute "dpkg -i /root/dropbear-initramfs_2018.76-5_all.deb"
+
+  rm $c_zfs_mount_dir/root/*.deb
+  cd /root
 fi
 
 echo "============setup root prompt============"
@@ -781,7 +793,6 @@ CONF
 
 echo "========running packages upgrade==========="
 chroot_execute "apt upgrade --yes"
-chroot_execute "apt purge cryptsetup* --yes"
 
 echo "===========add static route to initramfs via hook to add default routes due to Ubuntu initramfs DHCP bug ========="
 mkdir -p "$c_zfs_mount_dir/usr/share/initramfs-tools/scripts/init-premount"
@@ -805,8 +816,8 @@ esac
 
 configure_networking
 
-ip route add 172.31.1.1/255.255.255.255 dev eth0
-ip route add default via 172.31.1.1 dev eth0
+ip route add 172.31.1.1/255.255.255.255 dev ens3
+ip route add default via 172.31.1.1 dev ens3
 CONF
 
 chmod 755 "$c_zfs_mount_dir/usr/share/initramfs-tools/scripts/init-premount/static-route"
@@ -819,7 +830,7 @@ chroot_execute "update-grub"
 
 echo "======= setting up zed =========="
 
-chroot_execute "zfs set canmount=noauto $v_rpool_name"
+chroot_execute "zfs set canmount=noauto rpool"
 
 echo "======= setting mountpoints =========="
 chroot_execute "zfs set mountpoint=legacy $v_bpool_name/BOOT/ubuntu"

hetzner-ubuntu20-zfs-setup.sh

@@ -703,7 +703,7 @@ if [[ $v_zfs_experimental == "1" ]]; then
   chroot_execute "wget -O - https://terem42.github.io/zfs-debian/apt_pub.gpg | apt-key add -"
   chroot_execute "add-apt-repository 'deb https://terem42.github.io/zfs-debian/public zfs-debian-experimental main'"
   chroot_execute "apt update"
-  chroot_execute "apt install -t zfs-debian-experimental --yes openzfs-zfs-initramfs openzfs-zfs-dkms openzfs-zfsutils openzfs-zfs-zed"
+  chroot_execute "apt install -t zfs-debian-experimental --yes zfs-initramfs zfs-dkms zfsutils-linux"
 else
   chroot_execute "add-apt-repository --yes ppa:jonathonf/zfs"
   chroot_execute "apt install --yes zfs-initramfs zfs-dkms zfsutils-linux"
@@ -738,11 +738,11 @@ chroot_execute "echo options zfs zfs_arc_max=$((v_zfs_arc_max_mb * 1024 * 1024))
 echo "======= setting up grub =========="
 chroot_execute "echo 'grub-pc grub-pc/install_devices_empty   boolean true' | debconf-set-selections"
 chroot_execute "DEBIAN_FRONTEND=noninteractive apt install --yes grub-pc"
-chroot_execute "grub-install --recheck ${v_selected_disks[0]}"
+chroot_execute "grub-install ${v_selected_disks[0]}"
 
 chroot_execute "sed -i 's/#GRUB_TERMINAL=console/GRUB_TERMINAL=console/g' /etc/default/grub"
 chroot_execute "sed -i 's|GRUB_CMDLINE_LINUX_DEFAULT=.*|GRUB_CMDLINE_LINUX_DEFAULT=\"net.ifnames=0\"|' /etc/default/grub"
-chroot_execute "sed -i 's|GRUB_CMDLINE_LINUX=\"\"|GRUB_CMDLINE_LINUX=\"root=ZFS=$v_rpool_name/ROOT/ubuntu\"|g' /etc/default/grub"
+chroot_execute "sed -i 's|GRUB_CMDLINE_LINUX=\"\"|GRUB_CMDLINE_LINUX=\"root=ZFS=rpool/ROOT/ubuntu\"|g' /etc/default/grub"
 
 chroot_execute "sed -i 's/quiet//g' /etc/default/grub"
 chroot_execute "sed -i 's/splash//g' /etc/default/grub"
@@ -755,7 +755,7 @@ done
 if [[ $v_encrypt_rpool == "1" ]]; then
   echo "=========set up dropbear=============="
   chroot_execute "apt install --yes dropbear-initramfs"
-  
+
   cp /root/.ssh/authorized_keys "$c_zfs_mount_dir/etc/dropbear-initramfs/authorized_keys"
 
   cp "$c_zfs_mount_dir/etc/ssh/ssh_host_rsa_key" "$c_zfs_mount_dir/etc/ssh/ssh_host_rsa_key_temp"
@@ -794,7 +794,6 @@ CONF
 
 echo "========running packages upgrade==========="
 chroot_execute "apt upgrade --yes"
-chroot_execute "apt purge cryptsetup* --yes"
 
 echo "===========add static route to initramfs via hook to add default routes due to Ubuntu initramfs DHCP bug ========="
 mkdir -p "$c_zfs_mount_dir/usr/share/initramfs-tools/scripts/init-premount"
@@ -832,7 +831,7 @@ chroot_execute "update-grub"
 
 echo "======= setting up zed =========="
 
-chroot_execute "zfs set canmount=noauto $v_rpool_name"
+chroot_execute "zfs set canmount=noauto rpool"
 
 echo "======= setting mountpoints =========="
 chroot_execute "zfs set mountpoint=legacy $v_bpool_name/BOOT/ubuntu"

hetzner-ubuntu22-zfs-setup.sh

@@ -685,7 +685,7 @@ chroot_execute "rm -f /etc/localtime /etc/timezone"
 chroot_execute "dpkg-reconfigure tzdata -f noninteractive "
 
 echo "======= installing latest kernel============="
-chroot_execute "DEBIAN_FRONTEND=noninteractive apt install --yes linux-image-generic linux-headers-generic"
+chroot_execute "DEBIAN_FRONTEND=noninteractive apt install --yes linux-headers${v_kernel_variant} linux-image${v_kernel_variant}"
 if [[ $v_kernel_variant == "-virtual" ]]; then
   # linux-image-extra is only available for virtual hosts
   chroot_execute "DEBIAN_FRONTEND=noninteractive apt install --yes linux-image-extra-virtual"
@@ -703,7 +703,7 @@ if [[ $v_zfs_experimental == "1" ]]; then
   chroot_execute "wget -O - https://terem42.github.io/zfs-debian/apt_pub.gpg | apt-key add -"
   chroot_execute "add-apt-repository 'deb https://terem42.github.io/zfs-debian/public zfs-debian-experimental main'"
   chroot_execute "apt update"
-  chroot_execute "apt install -t zfs-debian-experimental --yes openzfs-zfs-initramfs openzfs-zfs-dkms openzfs-zfsutils openzfs-zfs-zed"
+  chroot_execute "apt install -t zfs-debian-experimental --yes zfs-initramfs zfs-dkms zfsutils-linux"
 else
   chroot_execute "add-apt-repository --yes ppa:jonathonf/zfs"
   chroot_execute "apt install --yes zfs-initramfs zfs-dkms zfsutils-linux"
@@ -738,11 +738,11 @@ chroot_execute "echo options zfs zfs_arc_max=$((v_zfs_arc_max_mb * 1024 * 1024))
 echo "======= setting up grub =========="
 chroot_execute "echo 'grub-pc grub-pc/install_devices_empty   boolean true' | debconf-set-selections"
 chroot_execute "DEBIAN_FRONTEND=noninteractive apt install --yes grub-pc"
-chroot_execute "grub-install --recheck ${v_selected_disks[0]}"
+chroot_execute "grub-install ${v_selected_disks[0]}"
 
 chroot_execute "sed -i 's/#GRUB_TERMINAL=console/GRUB_TERMINAL=console/g' /etc/default/grub"
 chroot_execute "sed -i 's|GRUB_CMDLINE_LINUX_DEFAULT=.*|GRUB_CMDLINE_LINUX_DEFAULT=\"net.ifnames=0\"|' /etc/default/grub"
-chroot_execute "sed -i 's|GRUB_CMDLINE_LINUX=\"\"|GRUB_CMDLINE_LINUX=\"root=ZFS=$v_rpool_name/ROOT/ubuntu\"|g' /etc/default/grub"
+chroot_execute "sed -i 's|GRUB_CMDLINE_LINUX=\"\"|GRUB_CMDLINE_LINUX=\"root=ZFS=rpool/ROOT/ubuntu\"|g' /etc/default/grub"
 
 chroot_execute "sed -i 's/quiet//g' /etc/default/grub"
 chroot_execute "sed -i 's/splash//g' /etc/default/grub"
@@ -755,22 +755,33 @@ done
 if [[ $v_encrypt_rpool == "1" ]]; then
   echo "=========set up dropbear=============="
   chroot_execute "apt install --yes dropbear-initramfs"
-  
-  mkdir -p "$c_zfs_mount_dir/etc/dropbear/initramfs"
-  cp /root/.ssh/authorized_keys "$c_zfs_mount_dir/etc/dropbear/initramfs/authorized_keys"
+
+  cp /root/.ssh/authorized_keys "$c_zfs_mount_dir/etc/dropbear-initramfs/authorized_keys"
 
   cp "$c_zfs_mount_dir/etc/ssh/ssh_host_rsa_key" "$c_zfs_mount_dir/etc/ssh/ssh_host_rsa_key_temp"
   chroot_execute "ssh-keygen -p -i -m pem -N '' -f /etc/ssh/ssh_host_rsa_key_temp"
-  chroot_execute "/usr/lib/dropbear/dropbearconvert openssh dropbear /etc/ssh/ssh_host_rsa_key_temp /etc/dropbear/initramfs/dropbear_rsa_host_key"
+  chroot_execute "/usr/lib/dropbear/dropbearconvert openssh dropbear /etc/ssh/ssh_host_rsa_key_temp /etc/dropbear-initramfs/dropbear_rsa_host_key"
   rm -rf "$c_zfs_mount_dir/etc/ssh/ssh_host_rsa_key_temp"
 
   cp "$c_zfs_mount_dir/etc/ssh/ssh_host_ecdsa_key" "$c_zfs_mount_dir/etc/ssh/ssh_host_ecdsa_key_temp"
   chroot_execute "ssh-keygen -p -i -m pem -N '' -f /etc/ssh/ssh_host_ecdsa_key_temp"
-  chroot_execute "/usr/lib/dropbear/dropbearconvert openssh dropbear /etc/ssh/ssh_host_ecdsa_key_temp /etc/dropbear/initramfs/dropbear_ecdsa_host_key"
+  chroot_execute "/usr/lib/dropbear/dropbearconvert openssh dropbear /etc/ssh/ssh_host_ecdsa_key_temp /etc/dropbear-initramfs/dropbear_ecdsa_host_key"
   chroot_execute "rm -rf /etc/ssh/ssh_host_ecdsa_key_temp"
   rm -rf "$c_zfs_mount_dir/etc/ssh/ssh_host_ecdsa_key_temp"
 
-  rm -rf "$c_zfs_mount_dir/etc/dropbear/initramfs/dropbear_dss_host_key"
+  rm -rf "$c_zfs_mount_dir/etc/dropbear-initramfs/dropbear_dss_host_key"
+
+  cd "$c_zfs_mount_dir/root"
+  wget http://ftp.de.debian.org/debian/pool/main/libt/libtommath/libtommath1_1.2.0-6_amd64.deb
+  wget http://ftp.de.debian.org/debian/pool/main/d/dropbear/dropbear-bin_2020.81-3_amd64.deb
+  wget http://ftp.de.debian.org/debian/pool/main/d/dropbear/dropbear-initramfs_2020.81-3_all.deb
+
+  chroot_execute "dpkg -i /root/libtommath1_1.2.0-6_amd64.deb"
+  chroot_execute "dpkg -i /root/dropbear-bin_2020.81-3_amd64.deb"
+  chroot_execute "dpkg -i /root/dropbear-initramfs_2020.81-3_all.deb"
+
+  rm $c_zfs_mount_dir/root/*.deb
+  cd /root
 fi
 
 echo "============setup root prompt============"
@@ -783,7 +794,6 @@ CONF
 
 echo "========running packages upgrade==========="
 chroot_execute "apt upgrade --yes"
-chroot_execute "apt purge cryptsetup* --yes"
 
 echo "===========add static route to initramfs via hook to add default routes due to Ubuntu initramfs DHCP bug ========="
 mkdir -p "$c_zfs_mount_dir/usr/share/initramfs-tools/scripts/init-premount"
@@ -821,7 +831,7 @@ chroot_execute "update-grub"
 
 echo "======= setting up zed =========="
 
-chroot_execute "zfs set canmount=noauto $v_rpool_name"
+chroot_execute "zfs set canmount=noauto rpool"
 
 echo "======= setting mountpoints =========="
 chroot_execute "zfs set mountpoint=legacy $v_bpool_name/BOOT/ubuntu"