PREFIX=/usr
# Exit if required binaries are missing.
-[ -x $PREFIX/sbin/rpc.nfsd ] || exit 0
-[ -x $PREFIX/sbin/rpc.mountd ] || exit 0
-[ -x $PREFIX/sbin/exportfs ] || exit 0
+[ -x $PREFIX/sbin/rpc.nfsd ] || exit 0
+[ -x $PREFIX/sbin/rpc.mountd ] || exit 0
+[ -x $PREFIX/sbin/exportfs ] || exit 0
+[ -x $PREFIX/sbin/rpc.svcgssd ] || exit 0
# Read config
DEFAULTFILE=/etc/default/nfs-kernel-server
RPCNFSDCOUNT=8
+RPCNFSDPRIORITY=0
RPCMOUNTDOPTS=
+NEED_SVCGSSD=yes
+RPCGSSDOPTS=
+RPCSVCGSSDOPTS=
+PROCNFSD_MOUNTPOINT=/proc/fs/nfsd
if [ -f $DEFAULTFILE ]; then
. $DEFAULTFILE
fi
+do_modprobe() {
+ if [ -x /sbin/modprobe ]
+ then
+ modprobe -q "$1" || true
+ fi
+}
+
+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
- if grep -q '^/' /etc/exports
+ if [ -f /etc/exports ]
then
+ do_modprobe nfsd
+
+ # See if our running kernel supports the NFS kernel server
+ if [ -f /proc/kallsyms ] && ! grep -qE 'init_nf(sd| )' /proc/kallsyms; then
+ echo "Not starting $DESC: no support in current kernel."
+ exit 0
+ fi
+
+ do_mount nfsd $PROCNFSD_MOUNTPOINT || NEED_SVCGSSD=no
printf "Exporting directories for $DESC..."
$PREFIX/sbin/exportfs -r
echo "done."
printf "Starting $DESC:"
+ if [ "$NEED_SVCGSSD" = yes ]
+ then
+ printf " svcgssd"
+ start-stop-daemon --start --quiet \
+ --make-pidfile --pidfile /var/run/rpc.svcgssd.pid \
+ --exec $PREFIX/sbin/rpc.svcgssd -- $RPCSVCGSSDOPTS
+ fi
+
printf " nfsd"
start-stop-daemon --start --quiet \
+ --nicelevel $RPCNFSDPRIORITY \
--exec $PREFIX/sbin/rpc.nfsd -- $RPCNFSDCOUNT
+
printf " mountd"
+
+ # make sure 127.0.0.1 is a valid source for requests
+ ClearAddr=
+ if [ -f /proc/net/rpc/auth.unix.ip/channel ]
+ then
+ fgrep -qs 127.0.0.1 /proc/net/rpc/auth.unix.ip/content || {
+ echo "nfsd 127.0.0.1 2147483647 localhost" >/proc/net/rpc/auth.unix.ip/channel
+ ClearAddr=yes
+ }
+ fi
+
$PREFIX/bin/rpcinfo -u localhost nfs 3 >/dev/null 2>&1 ||
RPCMOUNTDOPTS="$RPCMOUNTDOPTS --no-nfs-version 3"
+
+ [ -z "$ClearAddr" ] || echo "nfsd 127.0.0.1 1" >/proc/net/rpc/auth.unix.ip/channel
+
start-stop-daemon --start --quiet \
--exec $PREFIX/sbin/rpc.mountd -- $RPCMOUNTDOPTS
echo "."
printf "Stopping $DESC: mountd"
start-stop-daemon --stop --oknodo --quiet \
--name rpc.mountd --user 0
+ if [ "$NEED_SVCGSSD" = yes ]
+ then
+ printf " svcgssd"
+ start-stop-daemon --stop --oknodo --quiet \
+ --name rpc.svcgssd --user 0
+ rm -f /var/run/rpc.svcgssd.pid
+ fi
printf " nfsd"
start-stop-daemon --stop --oknodo --quiet \
--name nfsd --user 0 --signal 2
printf "Unexporting directories for $DESC..."
$PREFIX/sbin/exportfs -au
+ if mountpoint -q /proc/nfs/nfsd
+ then
+ $PREFIX/sbin/exportfs -f
+ fi
echo "done."
;;