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