diff options
Diffstat (limited to 'debian/nfs-kernel-server.init')
| -rw-r--r-- | debian/nfs-kernel-server.init | 221 |
1 files changed, 221 insertions, 0 deletions
diff --git a/debian/nfs-kernel-server.init b/debian/nfs-kernel-server.init new file mode 100644 index 0000000..a8d4525 --- /dev/null +++ b/debian/nfs-kernel-server.init @@ -0,0 +1,221 @@ +#!/bin/bash + +### BEGIN INIT INFO +# Provides: nfs-kernel-server +# Required-Start: $remote_fs nfs-common $portmap $time +# Required-Stop: $remote_fs nfs-common $portmap $time +# Should-Start: $named +# Default-Start: 2 3 4 5 +# Default-Stop: 0 1 6 +# Short-Description: Kernel NFS server support +# Description: NFS is a popular protocol for file sharing across +# TCP/IP networks. This service provides NFS server +# functionality, which is configured via the +# /etc/exports file. +### END INIT INFO + +# What is this? +DESC="NFS kernel daemon" +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 + +# Read config +DEFAULTFILE=/etc/default/nfs-kernel-server +RPCNFSDPRIORITY=0 +NEED_SVCGSSD=no +PROCNFSD_MOUNTPOINT=/proc/fs/nfsd +if [ -f $DEFAULTFILE ]; then + . $DEFAULTFILE +fi + +. /lib/lsb/init-functions + +do_modprobe() { + if [ -x /sbin/modprobe ] && [ -f /proc/modules ] + 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 "$1" in + start) + export_files="/etc/exports" + for file in /etc/exports.d/*.exports ; do + if [ -f "$file" ]; then + export_files="$export_files $file" + fi + done + # shellcheck disable=SC2086 + if [ -f /etc/exports ] && grep -q '^[[:space:]]*[^#]*/' $export_files + then + do_modprobe nfsd + + # See if our running kernel supports the NFS kernel server + if ! grep -E -qs "[[:space:]]nfsd\$" /proc/filesystems; then + log_warning_msg "Not starting $DESC: no support in current kernel" + exit 0 + fi + + do_mount nfsd $PROCNFSD_MOUNTPOINT || NEED_SVCGSSD=no + log_action_begin_msg "Exporting directories for $DESC" + $PREFIX/sbin/exportfs -r + RET=$? + if [ $RET != 0 ]; then + log_action_end_msg $RET + exit $RET + fi + log_action_end_msg 0 + + log_daemon_msg "Starting $DESC" + log_progress_msg "nfsd" + + # See if rpcbind is running + $PREFIX/sbin/rpcinfo -p >/dev/null 2>&1 + RET=$? + if [ $RET != 0 ]; then + echo + log_warning_msg "Not starting: portmapper is not running" + exit 0 + fi + + start-stop-daemon --start --oknodo --quiet \ + --nicelevel $RPCNFSDPRIORITY \ + --exec $PREFIX/sbin/rpc.nfsd + RET=$? + if [ $RET != 0 ]; then + log_end_msg $RET + exit $RET + fi + + # make sure 127.0.0.1 is a valid source for requests + ClearAddr= + if [ -f /proc/net/rpc/auth.unix.ip/channel ] + then + grep -Fqs 127.0.0.1 /proc/net/rpc/auth.unix.ip/content || { + echo "nfsd 127.0.0.1 2147483647 localhost" >/proc/net/rpc/auth.unix.ip/channel + ClearAddr=yes + } + fi + + [ -z "$ClearAddr" ] || echo "nfsd 127.0.0.1 1" >/proc/net/rpc/auth.unix.ip/channel + + if [ "$NEED_SVCGSSD" = "yes" ]; then + do_modprobe rpcsec_gss_krb5 + log_progress_msg "svcgssd" + start-stop-daemon --start --oknodo --quiet \ + --exec $PREFIX/sbin/rpc.svcgssd + RET=$? + if [ $RET != 0 ]; then + log_end_msg $RET + exit $RET + fi + fi + + log_progress_msg "mountd" + start-stop-daemon --start --oknodo --quiet \ + --exec $PREFIX/sbin/rpc.mountd + RET=$? + if [ $RET != 0 ]; then + log_end_msg $RET + exit $RET + fi + + log_end_msg 0 + else + log_warning_msg "Not starting $DESC: no exports" + fi + ;; + + stop) + log_daemon_msg "Stopping $DESC" + + log_progress_msg "mountd" + start-stop-daemon --stop --oknodo --quiet \ + --name rpc.mountd --user 0 + RET=$? + if [ $RET != 0 ]; then + log_end_msg $RET + exit $RET + fi + + if [ "$NEED_SVCGSSD" = "yes" ]; then + log_progress_msg "svcgssd" + start-stop-daemon --stop --oknodo --quiet \ + --name rpc.svcgssd --user 0 + RET=$? + if [ $RET != 0 ]; then + log_end_msg $RET + exit $RET + fi + fi + + log_progress_msg "nfsd" + start-stop-daemon --stop --oknodo --quiet \ + --name nfsd --user 0 --signal 2 + RET=$? + if [ $RET != 0 ]; then + log_end_msg $RET + exit $RET + fi + + log_end_msg 0 + + log_action_begin_msg "Unexporting directories for $DESC" + $PREFIX/sbin/exportfs -au + RET=$? + if [ $RET != 0 ]; then + log_action_end_msg $RET + exit $RET + fi + log_action_end_msg 0 + + if mountpoint -q $PROCNFSD_MOUNTPOINT + then + $PREFIX/sbin/exportfs -f + fi + ;; + + status) + status_of_proc nfsd nfsd + exit $? + ;; + + reload | force-reload) + log_begin_msg "Re-exporting directories for $DESC..." + $PREFIX/sbin/exportfs -r + RET=$? + log_end_msg $RET + exit $RET + ;; + + restart) + $0 stop + sleep 1 + $0 start + ;; + + *) + log_success_msg "Usage: nfs-kernel-server {start|stop|status|reload|force-reload|restart}" + exit 1 + ;; +esac + +exit 0 |