debian/nfs-kernel-server.init

   1 #!/bin/sh
   2 #
   3 # nfs-kernel-server
   4 #               This shell script takes care of starting and stopping
   5 #               the kernel-mode NFS server.
   6 #
   7 # chkconfig: 345 60 20
   8 # description: NFS is a popular protocol for file sharing across TCP/IP \
   9 #              networks. This service provides NFS server functionality, \
  10 #              which is configured via the /etc/exports file.
  11 #
  12
  13 set -e
  14
  15 # What is this?
  16 DESC="NFS kernel daemon"
  17 PREFIX=/usr
  18
  19 # Exit if required binaries are missing.
  20 [ -x $PREFIX/sbin/rpc.nfsd ] || exit 0
  21 [ -x $PREFIX/sbin/rpc.mountd ] || exit 0
  22 [ -x $PREFIX/sbin/exportfs ] || exit 0
  23
  24 # Read config
  25 DEFAULTFILE=/etc/default/nfs-kernel-server
  26 RPCNFSDCOUNT=8
  27 RPCMOUNTDOPTS=
  28 if [ -f $DEFAULTFILE ]; then
  29     . $DEFAULTFILE
  30 fi
  31
  32 # See how we were called.
  33 case "$1" in
  34   start)
  35         cd /    # daemons should have root dir as cwd
  36         if grep -q '^/' /etc/exports
  37         then
  38                 # Having the 'nfsd' filesystem mounted (if available)
  39                 # make client authentication more reliable.
  40                 if [ -d /proc/fs/nfsd -a ! -f /proc/fs/nfsd/exports ]
  41                 then mount -t nfsd nfsd /proc/fs/nfsd
  42                 fi
  43                 printf "Exporting directories for $DESC..."
  44                 $PREFIX/sbin/exportfs -r
  45                 echo "done."
  46
  47                 printf "Starting $DESC:"
  48                 printf " nfsd"
  49                 start-stop-daemon --start --quiet \
  50                     --exec $PREFIX/sbin/rpc.nfsd -- $RPCNFSDCOUNT
  51
  52                 printf " mountd"
  53
  54                 # make sure 127.0.0.1 is a valid source for requests
  55                 ClearAddr=
  56                 if [ -f /proc/net/rpc/auth.unix.ip/channel ]
  57                 then
  58                     fgrep -qs 127.0.0.1 /proc/net/rpc/auth.unix.ip/content || {
  59                         echo "nfsd 127.0.0.1 2147483647 localhost" >/proc/net/rpc/auth.unix.ip/channel
  60                         ClearAddr=yes
  61                     }
  62                 fi
  63
  64                 $PREFIX/bin/rpcinfo -u localhost nfs 3 >/dev/null 2>&1 ||
  65                     RPCMOUNTDOPTS="$RPCMOUNTDOPTS --no-nfs-version 3"
  66
  67                 [ -z "$ClearAddr" ] || echo "nfsd 127.0.0.1 1" >/proc/net/rpc/auth.unix.ip/channel
  68
  69                 start-stop-daemon --start --quiet \
  70                     --exec $PREFIX/sbin/rpc.mountd -- $RPCMOUNTDOPTS
  71                 echo "."
  72         else
  73                 echo "Not starting $DESC: No exports."
  74         fi
  75         ;;
  76
  77   stop)
  78         printf "Stopping $DESC: mountd"
  79         start-stop-daemon --stop --oknodo --quiet \
  80             --name rpc.mountd --user 0
  81         printf " nfsd"
  82         start-stop-daemon --stop --oknodo --quiet \
  83             --name nfsd --user 0 --signal 2
  84         echo "."
  85
  86         printf "Unexporting directories for $DESC..."
  87         $PREFIX/sbin/exportfs -au
  88         if [ -f /proc/fs/nfsd/exports ] ; then umount /proc/fs/nfsd; fi
  89         echo "done."
  90         ;;
  91
  92   reload | force-reload)
  93         printf "Re-exporting directories for $DESC..."
  94         $PREFIX/sbin/exportfs -r
  95         echo "done."
  96         ;;
  97
  98   restart)
  99         $0 stop
 100         sleep 1
 101         $0 start
 102         ;;
 103
 104   *)
 105         echo "Usage: nfs-kernel-server {start|stop|reload|force-reload|restart}"
 106         exit 1
 107         ;;
 108 esac
 109
 110 exit 0