One Hat Cyber Team

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Dir : ~/proc/self/root/usr/share/initramfs-tools/hooks/

View File Name : udev

#!/bin/sh -e

PREREQS=""

prereqs() { echo "$PREREQS"; }

case "$1" in
    prereqs)
    prereqs
    exit 0
    ;;
esac

. /usr/share/initramfs-tools/hook-functions

mkdir -p "$DESTDIR/usr/lib/systemd"
copy_exec /usr/lib/systemd/systemd-udevd      /usr/lib/systemd
copy_exec /usr/bin/udevadm    /usr/bin
# libkmod is loaded via dlopen() since v256 so pull it in manually
for library in /usr/lib/*/libkmod.so.*; do
  if [ -f "${library}" ]; then
    copy_exec "${library}"
  fi
done

mkdir -p "$DESTDIR/etc/udev"
cp -p /etc/udev/udev.conf "$DESTDIR/etc/udev/"

# copy .link files containing interface naming definitions
mkdir -p "$DESTDIR/usr/lib/systemd/network/"
find -L /usr/lib/systemd/network -name '*.link*' -execdir cp -r -pt "$DESTDIR/usr/lib/systemd/network/" '{}' +
if [ -d /etc/systemd/network ]; then
  find -L /etc/systemd/network -name '*.link*' -execdir cp -r -pt "$DESTDIR/usr/lib/systemd/network/" '{}' +
fi

mkdir -p "$DESTDIR/usr/lib/udev/rules.d/"
for rules in 50-firmware.rules 50-udev-default.rules \
        60-block.rules 60-persistent-storage.rules \
        61-persistent-storage-android.rules 71-seat.rules \
        73-special-net-names.rules 75-net-description.rules \
        80-net-setup-link.rules 80-drivers.rules; do
  if   [ -e /etc/udev/rules.d/$rules ]; then
    cp -p /etc/udev/rules.d/$rules "$DESTDIR/usr/lib/udev/rules.d/"
  elif [ -e /usr/lib/udev/rules.d/$rules ]; then
    cp -p /usr/lib/udev/rules.d/$rules "$DESTDIR/usr/lib/udev/rules.d/"
  fi
done

# See if chzdev can filter out generated rules, per LP: #2044104
ZDEV_FILTERING=0
if [ -e /usr/sbin/chzdev ] && \
  dpkg --compare-versions "$(dpkg-query -f '${Version}' -W s390-tools 2> /dev/null)" '>=' '2.33.0';
then
  ZDEV_FILTERING=1
fi

# now copy all custom udev rules which don't have an equivalent in /usr/lib (e. g.
# 70-persistent-net.rules or similar); They might contain network names or
# other bits which are relevant for the initramfs.
for rules in /etc/udev/rules.d/*.rules; do
  if [ ! -e "$rules" ]; then
      continue
  fi

  # Skip rules generated by chzdev as they are handled by its own hook.
  # See LP: #2044104
  if [ $ZDEV_FILTERING -eq 1 ] && /usr/sbin/chzdev --is-owner "$rules"; then
    continue;
  fi

  if [ -e "$rules" ] && [ ! -e "/usr/lib/${rules#/etc/}" ]; then
    cp -p "$rules" "$DESTDIR/usr/lib/udev/rules.d/"
  fi
done

for program in ata_id scsi_id; do
  copy_exec /usr/lib/udev/$program /usr/lib/udev
done
copy_exec /sbin/blkid /sbin