diff options
Diffstat (limited to 'modules.d/dnbd3-rootfs/hooks/copy-dracut-systemd-files-into-newroot.sh')
| -rwxr-xr-x | modules.d/dnbd3-rootfs/hooks/copy-dracut-systemd-files-into-newroot.sh | 47 |
1 files changed, 14 insertions, 33 deletions
diff --git a/modules.d/dnbd3-rootfs/hooks/copy-dracut-systemd-files-into-newroot.sh b/modules.d/dnbd3-rootfs/hooks/copy-dracut-systemd-files-into-newroot.sh index 0cae2b35..d0e847ca 100755 --- a/modules.d/dnbd3-rootfs/hooks/copy-dracut-systemd-files-into-newroot.sh +++ b/modules.d/dnbd3-rootfs/hooks/copy-dracut-systemd-files-into-newroot.sh @@ -2,25 +2,6 @@ # -*- coding: utf-8 -*- type emergency_shell >/dev/null 2>&1 || source /lib/dracut-lib.sh -# Needed to be able to go back to dracut at system shutdown. -# only do this if there is enough space in /run since systemd decided to limit -# some tmpfs to 10% of the memory size breaking the system with low memory... -# See: https://github.com/systemd/systemd/commit/b67ec8e5b2e1a74d7e9a3a2b3ac60b7b2e39d4ea -_run_size_kb="$(slx-tools fs_path_space /run | cut -d' ' -f2)" -_initrd_block_size="$( stat -f / -c%S)" -_initrd_total_blocks="$(stat -f / -c%b)" -_initrd_free_blocks="$(stat -f / -c%a)" -_initrd_used_blocks="$(( _initrd_total_blocks - _initrd_free_blocks ))" -_initrd_size_kb="$(( ( _initrd_used_blocks * _initrd_block_size ) / 1024 ))" -if [ "$(( _run_size_kb - _initrd_size_kb ))" -ge "200000" ]; then - # more than 200MB space, should be safe to copy initramfs over - temporary_directory_path="$(mktemp --directory)" - mount --options bind / "$temporary_directory_path" - cp --recursive --no-target-directory "$temporary_directory_path" /run/initramfs - umount "$temporary_directory_path" - rm --dir "$temporary_directory_path" -fi - # Dracut may not be installed on the new root. Thus copy all services over. dracut_mount_unit_path="$(systemctl show -p FragmentPath dracut-mount.service \ | cut -c 14-)" @@ -29,19 +10,19 @@ new_systemd_system_unit_path="${NEWROOT}/lib/systemd/system" mkdir --parents "$new_systemd_system_unit_path/initrd.target.wants" for file in \ - dracut-cmdline.service \ - dracut-initqueue.service \ - dracut-mount.service \ - dracut-pre-mount.service \ - dracut-pre-pivot.service \ - dracut-pre-trigger.service \ - dracut-pre-udev.service + dracut-cmdline.service \ + dracut-initqueue.service \ + dracut-mount.service \ + dracut-pre-mount.service \ + dracut-pre-pivot.service \ + dracut-pre-trigger.service \ + dracut-pre-udev.service do - cp "${systemd_system_unit_path}/${file}" \ - "${new_systemd_system_unit_path}/${file}" - # "ln" returns an error if the link already exists. - source_path="../${file}" - target_path="${new_systemd_system_unit_path}/initrd.target.wants/${file}" - ln --symbolic "$source_path" "$target_path" &>/dev/null || \ - warn "Failed to link \"$source_path\" to \"$target_path\"." + cp "${systemd_system_unit_path}/${file}" \ + "${new_systemd_system_unit_path}/${file}" + # "ln" returns an error if the link already exists. + source_path="../${file}" + target_path="${new_systemd_system_unit_path}/initrd.target.wants/${file}" + ln --symbolic "$source_path" "$target_path" &>/dev/null || \ + warn "Failed to link \"$source_path\" to \"$target_path\"." done |