contrib/initramfs/hooks/zfs.in

   1 #!/bin/sh
   2 #
   3 # Add OpenZFS filesystem capabilities to an initrd, usually for a native ZFS root.
   4 #
   5
   6 if [ "$1" = "prereqs" ]; then
   7         echo "udev"
   8         exit
   9 fi
  10
  11 . /usr/share/initramfs-tools/hook-functions
  12
  13 for req in "@sbindir@/zpool" "@sbindir@/zfs" "@mounthelperdir@/mount.zfs"; do
  14         copy_exec "$req" || {
  15                 echo "$req not available!" >&2
  16                 exit 2
  17         }
  18 done
  19
  20 copy_exec "@udevdir@/vdev_id"
  21 copy_exec "@udevdir@/zvol_id"
  22 if command -v systemd-ask-password > /dev/null; then
  23         copy_exec "$(command -v systemd-ask-password)"
  24 fi
  25
  26 # We use pthreads, but i-t from buster doesn't automatically
  27 # copy this indirect dependency: this can be removed when buster finally dies.
  28 find /lib/ -type f -name "libgcc_s.so.[1-9]" | while read -r libgcc; do
  29         copy_exec "$libgcc"
  30 done
  31
  32 # shellcheck disable=SC2050
  33 if [ @LIBFETCH_DYNAMIC@ -gt 0 ]; then
  34         find /lib/ -name "@LIBFETCH_SONAME@" | while read -r libfetch; do
  35                 copy_exec "$libfetch"
  36         done
  37 fi
  38
  39 copy_file config "/etc/hostid"
  40 copy_file cache  "@sysconfdir@/zfs/zpool.cache"
  41 copy_file config "@initconfdir@/zfs"
  42 copy_file config "@sysconfdir@/zfs/zfs-functions"
  43 copy_file config "@sysconfdir@/zfs/vdev_id.conf"
  44 for f in "@sysconfdir@/zfs/initramfs-tools-load-key" "@sysconfdir@/zfs/initramfs-tools-load-key.d/"*; do
  45         copy_file config "$f"
  46 done
  47 copy_file rule   "@udevruledir@/60-zvol.rules"
  48 copy_file rule   "@udevruledir@/69-vdev.rules"
  49
  50 manual_add_modules zfs
  51
  52 if [ -f "/etc/hostname" ]; then
  53         copy_file config "/etc/hostname"
  54 else
  55         hostname="$(mktemp -t hostname.XXXXXXXXXX)"
  56         hostname > "$hostname"
  57         copy_file config "$hostname" "/etc/hostname"
  58         rm -f "$hostname"
  59 fi