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|
#!/bin/sh
#
# nfs-common This shell script takes care of starting and stopping
# common daemons required for NFS clients and servers.
#
# chkconfig: 345 20 80
# description: NFS is a popular protocol for file sharing across \
# TCP/IP networks. This service provides NFS file \
# locking functionality.
#
set -e
# What is this?
DESC="NFS common utilities"
# Read config
DEFAULTFILE=/etc/default/nfs-common
PREFIX=
NEED_LOCKD=
NEED_IDMAPD=yes
IDMAPD_PIDFILE=/var/run/rpc.idmapd.pid
NEED_GSSD=yes
GSSD_PIDFILE=/var/run/rpc.gssd.pid
PIPEFS_MOUNTPOINT=/var/lib/nfs/rpc_pipefs
RPCGSSDOPTS=
if [ -f $DEFAULTFILE ]; then
. $DEFAULTFILE
fi
# Determine whether lockd daemon is required.
case "$NEED_LOCKD" in
yes|no) ;;
*) case `uname -r` in
'' | [01].* | 2.[0123].* )
# Older kernels may or may not need a lockd daemon.
# We must assume they do, unless we can prove otherwise.
# (A false positive here results only in a harmless message.)
NEED_LOCKD=yes
if test -f /proc/ksyms
then
grep -q lockdctl /proc/ksyms || NEED_LOCKD=no
fi
;;
*) # Modern kernels (>= 2.4) start a lockd thread automatically.
NEED_LOCKD=no
;;
esac
;;
esac
# Exit if required binaries are missing.
[ -x $PREFIX/sbin/rpc.statd ] || exit 0
[ -x $PREFIX/sbin/rpc.lockd ] || [ "$NEED_LOCKD" = no ] || exit 0
[ -x /usr/sbin/rpc.idmapd ] || [ "$NEED_IDMAPD" = no ] || exit 0
[ -x /usr/sbin/rpc.gssd ] || [ "$NEED_GSSD" = no ] || exit 0
do_modprobe() {
modprobe -q "$1" || true
}
do_mount() {
if ! grep -E -qs "$1\$" /proc/filesystems
then
return 1
fi
if ! mountpoint -q "$2"
then
mount -t "$1" "$1" "$2"
return
fi
return 0
}
# See how we were called.
case "$1" in
start)
cd / # daemons should have root dir as cwd
printf "Starting $DESC:"
printf " statd"
start-stop-daemon --start --quiet \
--exec $PREFIX/sbin/rpc.statd -- $STATDOPTS
if [ "$NEED_LOCKD" = yes ]
then
printf " lockd"
start-stop-daemon --start --quiet \
--exec $PREFIX/sbin/rpc.lockd || true
fi
if [ "$NEED_IDMAPD" = yes ] || [ "$NEED_GSSD" = yes ]
then
do_modprobe nfs
if do_mount rpc_pipefs $PIPEFS_MOUNTPOINT
then
if [ "$NEED_IDMAPD" = yes ]
then
printf " idmapd"
start-stop-daemon --start --quiet \
--make-pidfile --pidfile $IDMAPD_PIDFILE \
--exec /usr/sbin/rpc.idmapd
fi
if [ "$NEED_GSSD" = yes ]
then
printf " gssd"
start-stop-daemon --start --quiet \
--make-pidfile --pidfile $GSSD_PIDFILE \
--exec /usr/sbin/rpc.gssd -- $RPCGSSDOPTS
fi
fi
fi
echo "."
;;
stop)
printf "Stopping $DESC:"
if [ "$NEED_GSSD" = yes ]
then
printf " gssd"
start-stop-daemon --stop --oknodo --quiet \
--name rpc.gssd --user 0
rm -f $GSSD_PIDFILE
fi
if [ "$NEED_IDMAPD" = yes ]
then
printf " idmapd"
start-stop-daemon --stop --oknodo --quiet \
--name rpc.idmapd --user 0
rm -f $IDMAPD_PIDFILE
fi
if [ "$NEED_LOCKD" = yes ]
then
printf " lockd"
start-stop-daemon --stop --oknodo --quiet \
--name rpc.lockd --user 0 || true
fi
printf " statd"
start-stop-daemon --stop --oknodo --quiet \
--name rpc.statd --user 0
echo "."
;;
restart | force-reload)
$0 stop
sleep 1
$0 start
;;
*)
echo "Usage: nfs-common {start|stop|restart}"
exit 1
;;
esac
exit 0
|
