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#!/bin/sh
#
# $NetBSD: named,v 1.10 2002/03/22 04:33:59 thorpej Exp $
# $FreeBSD$
#
# PROVIDE: named
# REQUIRE: SERVERS
# BEFORE: DAEMON
# KEYWORD: FreeBSD
. /etc/rc.subr
name="named"
rcvar=`set_rcvar`
start_precmd="named_precmd"
start_postcmd="make_symlinks"
required_dirs="$named_chrootdir" # if it is set, it must exist
extra_commands="reload"
# If running in a chroot cage, ensure that the appropriate files
# exist inside the cage, as well as helper symlinks into the cage
# from outside.
#
# As this is called after the is_running and required_dir checks
# are made in run_rc_command(), we can safely assume ${named_chrootdir}
# exists and named isn't running at this point (unless forcestart
# is used).
#
chroot_autoupdate()
{
# Create (or update) the chroot directory structure
#
if [ -f /etc/mtree/BIND.chroot.dist ]; then
mtree -deU -f /etc/mtree/BIND.chroot.dist \
-p ${named_chrootdir}
else
warn "/etc/mtree/BIND.chroot.dist missing,"
warn "chroot directory structure not updated"
fi
# Create /etc/namedb symlink
#
if [ ! -L /etc/namedb ]; then
if [ -d /etc/namedb ]; then
warn "named chroot: /etc/namedb is a directory!"
elif [ -e /etc/namedb ]; then
warn "named chroot: /etc/namedb exists!"
else
ln -s ${named_chrootdir}/etc/namedb /etc/namedb
fi
fi
# Mount a devfs in the chroot directory if needed
#
if [ ! -c ${named_chrootdir}/dev/random -o \
! -c ${named_chrootdir}/dev/null ]; then
umount ${named_chrootdir}/dev 2>/dev/null
mount_devfs devfs ${named_chrootdir}/dev
fi
devfs -m ${named_chrootdir}/dev rule apply hide
devfs -m ${named_chrootdir}/dev rule apply path null unhide
devfs -m ${named_chrootdir}/dev rule apply path random unhide
# Copy local timezone information if it is not up to date.
#
if [ -f /etc/localtime ]; then
cmp -s /etc/localtime "${named_chrootdir}/etc/localtime" || \
cp -p /etc/localtime "${named_chrootdir}/etc/localtime"
fi
}
# Make symlinks to the correct pid file
#
make_symlinks()
{
checkyesno named_symlink_enable &&
ln -fs "${named_chrootdir}${pidfile}" ${pidfile}
}
named_precmd()
{
local confgen_chroot
# Is the user using a sandbox?
#
if [ -n "$named_chrootdir" ]; then
rc_flags="$rc_flags -t $named_chrootdir"
confgen_chroot="-t${named_chrootdir} -u bind"
checkyesno named_chroot_autoupdate && chroot_autoupdate
else
named_symlink_enable=NO
fi
# Create an rndc.key file for the user if none exists
#
if [ ! -f "${named_chrootdir}/etc/namedb/rndc.key" -a \
! -f "${named_chrootdir}/etc/namedb/rndc.conf" ]; then
rndc-confgen -a -b256 ${confgen_chroot}
fi
}
load_rc_config $name
# The following variable requires that rc.conf be loaded first
#
required_dirs="$named_chrootdir" # if it is set, it must exist
pidfile="${named_pidfile:-/var/run/${name}/pid}"
run_rc_command "$1"
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