-#!/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.
-#
+#!/bin/bash
-set -e
+### BEGIN INIT INFO
+# Provides: nfs-common
+# Required-Start: $portmap $time
+# Required-Stop: $time
+# Default-Start: 2 3 4 5 S
+# Default-Stop: 0 1 6
+# Short-Description: NFS support files common to client and server
+# Description: NFS is a popular protocol for file sharing across
+# TCP/IP networks. This service provides various
+# support functions for NFS mounts.
+### END INIT INFO
# 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
+NEED_STATD=
+NEED_IDMAPD=
+NEED_GSSD=
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
- ;;
+. /lib/lsb/init-functions
+
+# Exit if required binaries are missing.
+[ -x $PREFIX/sbin/rpc.statd ] || exit 0
+
+#
+# Parse the fstab file, and determine whether we need idmapd and gssd. (The
+# /etc/defaults settings, if any, will override our autodetection.) This code
+# is partially adapted from the mountnfs.sh script in the sysvinit package.
+#
+AUTO_NEED_IDMAPD=no
+AUTO_NEED_GSSD=no
+
+if [ -f /etc/fstab ]; then
+ exec 9<&0 </etc/fstab
+
+ while read DEV MTPT FSTYPE OPTS REST
+ do
+ case $DEV in
+ ''|\#*)
+ continue
+ ;;
+ esac
+ # FSTYPE "nfs" can be NFSv4 now
+ #if [ "$FSTYPE" = "nfs4" ]; then
+ AUTO_NEED_IDMAPD=yes
+ #fi
+ case "$OPTS" in
+
+ sec=krb5|*,sec=krb5|sec=krb5,*|*,sec=krb5i,*|sec=krb5i|*,sec=krb5i|sec=krb5i,*|*,sec=krb5i,*|sec=krb5p|*,sec=krb5p|sec=krb5p,*|*,sec=krb5p,*)
+ AUTO_NEED_GSSD=yes
+ ;;
+ esac
+ done
+
+ exec 0<&9 9<&-
+fi
+
+#
+# We also need idmapd if we run an NFSv4 server. It's fairly difficult
+# to autodetect whether there are NFSv4 exports or not, and idmapd is not a
+# particularily heavy daemon, so we auto-enable it if we find an /etc/exports
+# file. This does not mean that there are NFSv4 or other mounts active (or
+# even that nfs-kernel-server is installed), but it matches what the "start"
+# condition in nfs-kernel-server's init script does, which has a value in
+# itself.
+#
+if [ -f /etc/exports ] && grep -q '^[[:space:]]*[^#]*/' /etc/exports; then
+ AUTO_NEED_IDMAPD=yes
+fi
+
+case "$NEED_STATD" in
+ yes|no)
+ ;;
+ *)
+ NEED_STATD=yes
+ ;;
+esac
- *) # Modern kernels (>= 2.4) start a lockd thread automatically.
- NEED_LOCKD=no
+case "$NEED_IDMAPD" in
+ yes|no)
+ ;;
+ *)
+ NEED_IDMAPD=$AUTO_NEED_IDMAPD
;;
- 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
+case "$NEED_GSSD" in
+ yes|no)
+ ;;
+ *)
+ NEED_GSSD=$AUTO_NEED_GSSD
+ ;;
+esac
do_modprobe() {
- modprobe -q "$1" || true
+ if [ -x /sbin/modprobe -a -f /proc/modules ]
+ then
+ modprobe -q "$1" || true
+ fi
}
do_mount() {
return 0
}
+do_umount() {
+ if mountpoint -q "$1"
+ then
+ umount "$1"
+ 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
+ log_daemon_msg "Starting $DESC"
+
+ if [ "$NEED_STATD" = yes ]; then
+ log_progress_msg "statd"
+
+ # See if rpcbind is running
+ if [ -x /usr/sbin/rpcinfo ]; then
+ /usr/sbin/rpcinfo -p >/dev/null 2>&1
+ RET=$?
+ if [ $RET != 0 ]; then
+ echo
+ log_warning_msg "Not starting: portmapper is not running"
+ exit 0
+ fi
+ fi
+ start-stop-daemon --start --oknodo --quiet \
+ --pidfile /var/run/rpc.statd.pid \
+ --exec $PREFIX/sbin/rpc.statd -- $STATDOPTS
+ RET=$?
+ if [ $RET != 0 ]; then
+ log_end_msg $RET
+ exit $RET
+ else
+ if [ -d /run/sendsigs.omit.d ]; then
+ rm -f /run/sendsigs.omit.d/statd
+ ln -s /var/run/rpc.statd.pid /run/sendsigs.omit.d/statd
+ fi
+ fi
fi
+
+ # Don't start idmapd and gssd if we don't have them (say, if /usr is not
+ # up yet).
+ [ -x /usr/sbin/rpc.idmapd ] || NEED_IDMAPD=no
+ [ -x /usr/sbin/rpc.gssd ] || NEED_GSSD=no
+
if [ "$NEED_IDMAPD" = yes ] || [ "$NEED_GSSD" = yes ]
then
+ do_modprobe sunrpc
do_modprobe nfs
+ do_modprobe nfsd
if do_mount rpc_pipefs $PIPEFS_MOUNTPOINT
then
if [ "$NEED_IDMAPD" = yes ]
then
- printf " idmapd"
- start-stop-daemon --start --quiet \
- --make-pidfile --pidfile $IDMAPD_PIDFILE \
+ log_progress_msg "idmapd"
+ start-stop-daemon --start --oknodo --quiet \
--exec /usr/sbin/rpc.idmapd
+ RET=$?
+ if [ $RET != 0 ]; then
+ log_end_msg $RET
+ exit $RET
+ fi
fi
if [ "$NEED_GSSD" = yes ]
then
- printf " gssd"
- start-stop-daemon --start --quiet \
- --make-pidfile --pidfile $GSSD_PIDFILE \
+ do_modprobe rpcsec_gss_krb5
+ log_progress_msg "gssd"
+
+ # we need this available; better to fail now than
+ # mysteriously on the first mount
+ if ! grep -q -E '^nfs[ ]' /etc/services; then
+ log_action_end_msg 1 "broken /etc/services, please see /usr/share/doc/nfs-common/README.Debian.nfsv4"
+ exit 1
+ fi
+
+ start-stop-daemon --start --oknodo --quiet \
--exec /usr/sbin/rpc.gssd -- $RPCGSSDOPTS
+ RET=$?
+ if [ $RET != 0 ]; then
+ log_end_msg $RET
+ exit $RET
+ fi
fi
fi
fi
- echo "."
+ log_end_msg 0
;;
stop)
- printf "Stopping $DESC:"
+ log_daemon_msg "Stopping $DESC"
+
if [ "$NEED_GSSD" = yes ]
then
- printf " gssd"
+ log_progress_msg "gssd"
start-stop-daemon --stop --oknodo --quiet \
--name rpc.gssd
- rm -f $GSSD_PIDFILE
+ RET=$?
+ if [ $RET != 0 ]; then
+ log_end_msg $RET
+ exit $RET
+ fi
fi
if [ "$NEED_IDMAPD" = yes ]
then
- printf " idmapd"
+ log_progress_msg "idmapd"
start-stop-daemon --stop --oknodo --quiet \
--name rpc.idmapd
- rm -f $IDMAPD_PIDFILE
+ RET=$?
+ if [ $RET != 0 ]; then
+ log_end_msg $RET
+ exit $RET
+ fi
fi
- if [ "$NEED_LOCKD" = yes ]
+ if [ "$NEED_STATD" = yes ]
then
- printf " lockd"
+ log_progress_msg "statd"
start-stop-daemon --stop --oknodo --quiet \
- --name rpc.lockd || true
- else
- pkill -KILL -u root -x lockd || true
+ --name rpc.statd
+ RET=$?
+ if [ $RET != 0 ]; then
+ log_end_msg $RET
+ exit $RET
+ fi
+ fi
+ do_umount $PIPEFS_MOUNTPOINT 2>/dev/null || true
+ log_end_msg 0
+ ;;
+
+ status)
+ if [ "$NEED_STATD" = yes ]
+ then
+ if ! pidof rpc.statd >/dev/null
+ then
+ echo "rpc.statd not running"
+ exit 3
+ fi
+ fi
+
+ if [ "$NEED_GSSD" = yes ]
+ then
+ if ! pidof rpc.gssd >/dev/null
+ then
+ echo "rpc.gssd not running"
+ exit 3
+ fi
+ fi
+
+ if [ "$NEED_IDMAPD" = yes ]
+ then
+ if ! pidof rpc.idmapd >/dev/null
+ then
+ echo "rpc.idmapd not running"
+ exit 3
+ fi
fi
- printf " statd"
- start-stop-daemon --stop --oknodo --quiet \
- --name rpc.statd
- echo "."
+
+ echo "all daemons running"
+ exit 0
;;
restart | force-reload)
;;
*)
- echo "Usage: nfs-common {start|stop|restart}"
+ log_success_msg "Usage: nfs-common {start|stop|status|restart}"
exit 1
;;
esac