#!/bin/sh
set -e

ensure_file_owner_mode() {
  if [ ! -f "$DPKG_ROOT$1" ]; then
    : > "$DPKG_ROOT$1"
  fi
  chown "$2" "$DPKG_ROOT$1"
  chmod "$3" "$DPKG_ROOT$1"
}

install_local_dir() {
  if [ ! -d "$DPKG_ROOT$1" ]; then
    mkdir -p "$DPKG_ROOT$1"
  fi
}

install_from_default() {
  if [ ! -f "$DPKG_ROOT$2" ]; then
    cp -p "$DPKG_ROOT/usr/share/base-files/$1" "$DPKG_ROOT$2"
  fi
}

install_directory() {
  if [ ! -d "$DPKG_ROOT/$1" ]; then
    mkdir "$DPKG_ROOT/$1"
    chown "root:$3" "$DPKG_ROOT/$1"
    chmod "$2" "$DPKG_ROOT/$1"
  fi
}

migrate_directory() {
  if [ ! -L "$DPKG_ROOT$1" ]; then
    rmdir "$DPKG_ROOT$1"
    ln -s "$2" "$DPKG_ROOT$1"
  fi
}

update_to_current_default() {
  if [ -f "$2" ]; then
    md5=$(md5sum "$2" | cut -f 1 -d " ")
    if grep -q "$md5" "/usr/share/base-files/$1.md5sums"; then
      if ! cmp -s "/usr/share/base-files/$1" "$2"; then
        cp -p "/usr/share/base-files/$1" "$2"
        echo Updating $2 to current default.
      fi
    fi
  fi
}

if [ ! -e "$DPKG_ROOT/etc/dpkg/origins/default" ]; then
  if [ -e "$DPKG_ROOT/etc/dpkg/origins/ubuntu" ]; then
    ln -sf ubuntu "$DPKG_ROOT/etc/dpkg/origins/default"
  fi
fi

if [ "$1" = "configure" ] && [ "$2" = "" ]; then
  install_from_default dot.profile   /root/.profile
  install_from_default dot.bashrc    /root/.bashrc
  install_from_default profile       /etc/profile
  install_from_default networks      /etc/networks
  install_directory mnt       755 root
  install_directory srv       755 root
  install_directory opt       755 root
  install_directory etc/opt   755 root
  install_directory var/opt   755 root
  install_directory media     755 root
  install_directory var/mail 2775 mail
  if [ ! -L "$DPKG_ROOT/var/spool/mail" ]; then
    ln -s ../mail "$DPKG_ROOT/var/spool/mail"
  fi
  install_directory run/lock 1777 root
  migrate_directory /var/run /run
  migrate_directory /var/lock /run/lock

  install_local_dir /usr/local
  install_local_dir /usr/local/share
  install_local_dir /usr/local/share/man
  install_local_dir /usr/local/bin
  install_local_dir /usr/local/games
  install_local_dir /usr/local/lib
  install_local_dir /usr/local/libexec
  install_local_dir /usr/local/include
  install_local_dir /usr/local/sbin
  install_local_dir /usr/local/src
  install_local_dir /usr/local/etc
  ln -sf share/man "$DPKG_ROOT/usr/local/man"

  ensure_file_owner_mode /var/log/wtmp root:utmp 664
  ensure_file_owner_mode /var/log/btmp root:utmp 660
  ensure_file_owner_mode /var/log/lastlog root:utmp 664
fi

if [ -d "$DPKG_ROOT/usr/share/info" ] && [ ! -f "$DPKG_ROOT/usr/info/dir" ] && [ ! -f "$DPKG_ROOT/usr/share/info/dir" ]; then
  install_from_default info.dir /usr/share/info/dir
  chmod 644 $DPKG_ROOT/usr/share/info/dir
fi

if [ "$1" = "configure" ] && [ "$2" != "" ]; then
  # If we're upgrading base-files, remove the upgrade-available flag
  # maintained by update-manager, and rerun the release-upgrade check
  # immediately (in the background) to update the flag.
  rm -f $DPKG_ROOT/var/lib/update-notifier/release-upgrade-available
  if [ -x $DPKG_ROOT/usr/lib/update-manager/check-new-release ]; then
    $DPKG_ROOT/usr/lib/update-manager/check-new-release -q > $DPKG_ROOT/var/lib/update-notifier/release-upgrade-available  &
  fi

  update_to_current_default profile       /etc/profile
  update_to_current_default dot.profile   /root/.profile
  if dpkg --compare-versions "$2" lt-nl "7.7"; then
    install_directory mnt 755 root
  fi
fi

# special case of having /etc/default/motd-news removed by hand
# signal the motd-news-config package that this happened, so that
# it does not put back the file with default contents which would
# re-enable motd-news
motd_news_config="$DPKG_ROOT/etc/default/motd-news"
# only in upgrades, never fresh installs like in debootstrap
if [ "$2" != "" ] && \
   [ ! -e ${motd_news_config} ] && \
   [ ! -e ${motd_news_config}.dpkg-remove ] && \
   [ ! -e ${motd_news_config}.dpkg-backup ]; then
      # The .wasremoved file only matters if ubuntu-server is installed,
      # because that's what will pull in motd-news-config
      if dpkg -l ubuntu-server 2>/dev/null | grep -q ^i; then
        touch ${motd_news_config}.wasremoved
      fi
fi

rtlddir="lib64"
if [ "$1" = "configure" ] && [ -n "$rtlddir" ]; then
  # Remove temporary DEP17 M4 diversion added by glibc.
  if [ "$(dpkg-divert --truename "/$rtlddir")" = "/$rtlddir.usr-is-merged" ]; then
    dpkg-divert --quiet --package base-files --remove --no-rename --divert "/$rtlddir.usr-is-merged" "/$rtlddir"
  else
    dpkg-divert --quiet --package base-files --remove --no-rename --divert "/.$rtlddir.usr-is-merged" "/$rtlddir"
  fi
fi

if [ "$1" = "configure" ] || [ "$1" = "triggered" ]; then
  for d in lib32 libo32 libx32; do
    if [ -d "$DPKG_ROOT/usr/$d" ]; then
      if [ -L "$DPKG_ROOT/$d" ]; then
        :
      elif [ -d "$DPKG_ROOT/$d" ]; then
        echo "Warning: /$d is not a symlink, but should be." 1>&2
      else
        ln -s "usr/$d" "$DPKG_ROOT/$d"
      fi
    elif [ -L "$DPKG_ROOT/$d" ]; then
      rm "$DPKG_ROOT/$d"
    fi
  done
fi

# Automatically added by dh_installdeb/13.24.2ubuntu1
dpkg-maintscript-helper rm_conffile /etc/default/motd-news 11ubuntu11\~ base-files -- "$@"
# End automatically added section
# Automatically added by dh_installsystemd/13.24.2ubuntu1
if [ "$1" = "configure" ] || [ "$1" = "abort-upgrade" ] || [ "$1" = "abort-deconfigure" ] || [ "$1" = "abort-remove" ] ; then
	# The following line should be removed in trixie or trixie+1
	deb-systemd-helper unmask 'motd-news.timer' >/dev/null || true

	# was-enabled defaults to true, so new installations run enable.
	if deb-systemd-helper --quiet was-enabled 'motd-news.timer'; then
		# Enables the unit on first installation, creates new
		# symlinks on upgrades if the unit file has changed.
		deb-systemd-helper enable 'motd-news.timer' >/dev/null || true
	else
		# Update the statefile to add new symlinks (if any), which need to be
		# cleaned up on purge. Also remove old symlinks.
		deb-systemd-helper update-state 'motd-news.timer' >/dev/null || true
	fi
fi
# End automatically added section
# Automatically added by dh_installsystemd/13.24.2ubuntu1
if [ "$1" = "configure" ] || [ "$1" = "abort-upgrade" ] || [ "$1" = "abort-deconfigure" ] || [ "$1" = "abort-remove" ] ; then
	if [ -d /run/systemd/system ]; then
		systemctl --system daemon-reload >/dev/null || true
		if [ -n "$2" ]; then
			_dh_action=restart
		else
			_dh_action=start
		fi
		deb-systemd-invoke $_dh_action 'motd-news.timer' >/dev/null || true
	fi
fi
# End automatically added section
# Automatically added by dh_installsystemd/13.24.2ubuntu1
if [ "$1" = "configure" ] || [ "$1" = "abort-upgrade" ] || [ "$1" = "abort-deconfigure" ] || [ "$1" = "abort-remove" ] ; then
	if [ -d /run/systemd/system ]; then
		systemctl --system daemon-reload >/dev/null || true
		if [ -n "$2" ]; then
			_dh_action=restart
		else
			_dh_action=start
		fi
		deb-systemd-invoke $_dh_action 'motd-news.service' >/dev/null || true
	fi
fi
# End automatically added section

