Install GRUB on all selected disks (#66)

Co-authored-by: Robert Flechtner <robert.flechtner@power.cloud>

Author: bitcrush

hetzner-debian10-zfs-setup.sh

@@ -751,7 +751,9 @@ 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 ${v_selected_disks[0]}"
+for disk in ${v_selected_disks[@]}; do
+  chroot_execute "grub-install $disk"
+done
 
 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"

hetzner-debian11-zfs-setup.sh

@@ -756,7 +756,9 @@ 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-legacy"
 chroot_execute "DEBIAN_FRONTEND=noninteractive apt install --yes grub-pc"
-chroot_execute "grub-install --recheck ${v_selected_disks[0]}"
+for disk in ${v_selected_disks[@]}; do
+  chroot_execute "grub-install --recheck $disk"
+done
 
 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"

hetzner-debian12-zfs-setup.sh

@@ -755,7 +755,9 @@ 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-legacy"
 chroot_execute "DEBIAN_FRONTEND=noninteractive apt install --yes grub-pc"
-chroot_execute "grub-install --recheck ${v_selected_disks[0]}"
+for disk in ${v_selected_disks[@]}; do
+  chroot_execute "grub-install --recheck $disk"
+done
 
 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"

hetzner-ubuntu18-zfs-setup.sh

@@ -737,7 +737,9 @@ 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 ${v_selected_disks[0]}"
+for disk in ${v_selected_disks[@]}; do
+  chroot_execute "grub-install $disk"
+done
 
 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"

hetzner-ubuntu20-zfs-setup.sh

@@ -738,7 +738,9 @@ 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 ${v_selected_disks[0]}"
+for disk in ${v_selected_disks[@]}; do
+  chroot_execute "grub-install $disk"
+done
 
 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"

hetzner-ubuntu22-zfs-setup.sh

@@ -738,7 +738,9 @@ 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 ${v_selected_disks[0]}"
+for disk in ${v_selected_disks[@]}; do
+  chroot_execute "grub-install $disk"
+done
 
 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"