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#!/sbin/openrc-run
# Copyright 1999-2014 Gentoo Foundation
# Distributed under the terms of the GNU General Public License v2
extra_started_commands="reload"
# This variable is used for controlling whether or not to run exportfs -ua;
# see stop() for more information
restarting=no
# The binary locations
exportfs=/usr/sbin/exportfs
mountd=/usr/sbin/rpc.mountd
nfsd=/usr/sbin/rpc.nfsd
smnotify=/usr/sbin/sm-notify
depend() {
local myneed=""
# XXX: no way to detect NFSv4 is desired and so need rpc.idmapd
myneed="${myneed} $(
awk '!/^[[:space:]]*#/ {
# clear the path to avoid spurious matches
$1 = "";
if ($0 ~ /[(][^)]*sec=(krb|spkm)[^)]*[)]/) {
print "rpc.svcgssd"
exit 0
}
}' /etc/exports /etc/exports.d/*.exports 2>/dev/null
)"
config /etc/exports /etc/exports.d/*.exports
need portmap rpc.statd ${myneed} ${NFS_NEEDED_SERVICES}
use ypbind net dns rpc.rquotad rpc.idmapd rpc.svcgssd
after quota
}
mkdir_nfsdirs() {
local d
for d in v4recovery v4root ; do
d="/var/lib/nfs/${d}"
[ ! -d "${d}" ] && mkdir -p "${d}"
done
}
waitfor_exportfs() {
local pid=$1
( sleep ${EXPORTFS_TIMEOUT:-30}; kill -9 ${pid} 2>/dev/null ) &
wait $1
}
mount_nfsd() {
if [ -e /proc/modules ] ; then
# Make sure nfs support is loaded in the kernel #64709
if ! grep -qs nfsd /proc/filesystems ; then
modprobe -q nfsd
fi
# Restart idmapd if needed #220747
if grep -qs nfsd /proc/modules ; then
killall -q -HUP rpc.idmapd
fi
fi
# This is the new "kernel 2.6 way" to handle the exports file
if grep -qs nfsd /proc/filesystems ; then
if ! mountinfo -q /proc/fs/nfsd ; then
ebegin "Mounting nfsd filesystem in /proc"
mount -t nfsd -o nodev,noexec,nosuid nfsd /proc/fs/nfsd
eend $?
fi
local o
for o in ${OPTS_NFSD} ; do
echo "${o#*=}" > "/proc/fs/nfsd/${o%%=*}"
done
fi
}
start_it() {
ebegin "Starting NFS $1"
shift
"$@"
eend $?
ret=$((ret + $?))
}
start() {
mount_nfsd
mkdir_nfsdirs
# Exportfs likes to hang if networking isn't working.
# If that's the case, then try to kill it so the
# bootup process can continue.
if grep -qs '^[[:space:]]*/' /etc/exports /etc/exports.d/*.exports ; then
ebegin "Exporting NFS directories"
${exportfs} -r &
waitfor_exportfs $!
eend $?
fi
local ret=0
start_it mountd ${mountd} ${OPTS_RPC_MOUNTD}
start_it daemon ${nfsd} ${OPTS_RPC_NFSD}
[ -x "${smnotify}" ] && start_it smnotify ${smnotify} ${OPTS_SMNOTIFY}
return ${ret}
}
stop() {
local ret=0
ebegin "Stopping NFS mountd"
start-stop-daemon --stop --exec ${mountd}
eend $?
ret=$((ret + $?))
# nfsd sets its process name to [nfsd] so don't look for $nfsd
ebegin "Stopping NFS daemon"
start-stop-daemon --stop --name nfsd --user root --signal 2
eend $?
ret=$((ret + $?))
# in case things don't work out ... #228127
rpc.nfsd 0
# When restarting the NFS server, running "exportfs -ua" probably
# isn't what the user wants. Running it causes all entries listed
# in xtab to be removed from the kernel export tables, and the
# xtab file is cleared. This effectively shuts down all NFS
# activity, leaving all clients holding stale NFS filehandles,
# *even* when the NFS server has restarted.
#
# That's what you would want if you were shutting down the NFS
# server for good, or for a long period of time, but not when the
# NFS server will be running again in short order. In this case,
# then "exportfs -r" will reread the xtab, and all the current
# clients will be able to resume NFS activity, *without* needing
# to umount/(re)mount the filesystem.
if [ "${restarting}" = no -o "${RC_CMD}" = "restart" ] ; then
ebegin "Unexporting NFS directories"
# Exportfs likes to hang if networking isn't working.
# If that's the case, then try to kill it so the
# shutdown process can continue.
${exportfs} -ua &
waitfor_exportfs $!
eend $?
fi
return ${ret}
}
reload() {
# Exportfs likes to hang if networking isn't working.
# If that's the case, then try to kill it so the
# bootup process can continue.
ebegin "Reloading /etc/exports"
${exportfs} -r 1>&2 &
waitfor_exportfs $!
eend $?
}
restart() {
# See long comment in stop() regarding "restarting" and exportfs -ua
restarting=yes
svc_stop
svc_start
}
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