120 lines
2.6 KiB
Bash
Executable File
120 lines
2.6 KiB
Bash
Executable File
#!/bin/sh
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#
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# $NetBSD: named,v 1.17 2005/07/17 21:28:45 christos Exp $
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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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# KEYWORD: chrootdir
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$_rc_subr_loaded . /etc/rc.subr
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name="named"
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rcvar=$name
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command="/usr/sbin/${name}"
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pidfile="/var/run/${name}.pid"
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start_precmd="named_precmd"
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extra_commands="reload"
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required_dirs="$named_chrootdir" # if it is set, it must exist
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named_migrate()
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{
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local src=$1
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local dst=$2$1
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echo "Migrating $src to $dst"
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(
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diff=false
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cd $src
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for f in $(find . -type f)
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do
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f=${f##./}
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case $f in
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*/*)
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d=$dst$(dirname $f)
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;;
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*) d=$dst
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;;
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esac
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mkdir -p $d
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if [ -r "$dst$f" ]
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then
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if ! cmp $f $dst$f; then
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diff=true
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fi
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else
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cp -p $f $dst$f
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fi
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done
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if $diff; then
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echo "Cannot complete migration because files are different"
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echo "Run 'diff -r $src $dst' resolve the differences"
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else
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rm -fr $src
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ln -s $dst $src
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fi
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)
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}
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named_precmd()
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{
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if [ -z "$named_chrootdir" ]; then
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return 0;
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fi
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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 ${named_chrootdir}
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# exists and named isn't running at this point (unless forcestart
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# is used).
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#
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case "$($command -v)" in
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BIND*) # 9 no group, named-xfer, or ndc
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;;
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named*) # 4 and 8
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rc_flags="-g named $rc_flags"
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if [ ! -x "${named_chrootdir}/usr/libexec/named-xfer" -o \
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"${named_chrootdir}/usr/libexec/named-xfer" -ot \
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/usr/libexec/named-xfer ]; then
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rm -f "${named_chrootdir}/usr/libexec/named-xfer"
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cp -p /usr/libexec/named-xfer \
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"${named_chrootdir}/usr/libexec"
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fi
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ln -fs "${named_chrootdir}/var/run/ndc" /var/run/ndc
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;;
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esac
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for i in null random
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do
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if [ ! -c "${named_chrootdir}/dev/$i" ]; then
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rm -f "${named_chrootdir}/dev/$i"
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(cd /dev &&
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/bin/pax -rw -pe "$i" "${named_chrootdir}/dev")
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fi
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done
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if [ ! -h /etc/namedb ]; then
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named_migrate /etc/namedb ${named_chrootdir}
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fi
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if [ \( ! -r ${named_chrootdir}/etc/named.conf \) -a \
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\( -r ${named_chrootdir}/etc/namedb/named.conf \) ]; then
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ln -s namedb/named.conf ${named_chrootdir}/etc
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fi
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if [ -f /etc/localtime ]; then
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cmp -s /etc/localtime "${named_chrootdir}/etc/localtime" || \
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cp -p /etc/localtime "${named_chrootdir}/etc/localtime"
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fi
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ln -fs "${named_chrootdir}${pidfile}" ${pidfile}
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# Change run_rc_commands()'s internal copy of $named_flags
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#
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rc_flags="-u named -t ${named_chrootdir} $rc_flags"
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}
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load_rc_config $name
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run_rc_command "$1"
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