nfs.init

   1 #!/bin/sh
   2 #
   3 # nfs           This shell script takes care of starting and stopping
   4 #               the NFS services.
   5 #
   6 # chkconfig:    345 60 20
   7 # description:  NFS is a popular protocol for file sharing across TCP/IP \
   8 #               networks. This service provides NFS server functionality, \
   9 #               which is configured via the /etc/exports file.
  10 # probe:        true
  11
  12 # Source function library
  13 . /etc/rc.d/init.d/functions
  14
  15 # Get network config
  16 . /etc/sysconfig/network
  17
  18 # Get service configs
  19 [ -f /etc/sysconfig/nfslock ] && . /etc/sysconfig/nfslock
  20 [ -f /etc/sysconfig/nfsd ] && . /etc/sysconfig/nfsd
  21
  22 [ -n "$NFSv1" ] || NFSv1="yes"
  23 [ -n "$NFSv2" ] || NFSv2="yes"
  24 [ -n "$NFSv3" ] || NFSv3="yes"
  25 [ -n "$NFSv4" ] || NFSv4="yes"
  26
  27 # Check that networking is up.
  28 if is_yes "${NETWORKING}"; then
  29         if [ ! -f /var/lock/subsys/network -a "$1" != stop -a "$1" != status ]; then
  30                 msg_network_down "NFS daemon"
  31                 exit 1
  32         fi
  33 else
  34         exit 0
  35 fi
  36
  37 if [ -x /sbin/pidof ] && [ "$1" != "stop" ]; then
  38         [ -z "`/sbin/pidof portmap`" ] && nls "Error: portmap isn't running" && exit 0
  39 fi
  40
  41 start() {
  42         # Check if the service is already running?
  43         if [ ! -f /var/lock/subsys/nfs ]; then
  44                 if ! grep -q nfsd /proc/mounts ; then
  45                         modprobe -s nfsd > /dev/null 2>&1
  46                         run_cmd "Mounting /proc/fs/nfsd filesystem" mount -t nfsd nfsd /proc/fs/nfsd
  47                 fi
  48
  49                 # Set the ports lockd should listen on
  50                 if [ -n "$LOCKD_TCPPORT" ]; then
  51                         /sbin/sysctl -w fs.nfs.nlm_tcpport=$LOCKD_TCPPORT >/dev/null 2>&1
  52                 fi
  53                 if [ -n "$LOCKD_UDPPORT" ]; then
  54                         /sbin/sysctl -w fs.nfs.nlm_udpport=$LOCKD_UDPPORT >/dev/null 2>&1
  55                 fi
  56
  57                 for vers in 1 2 3 4 ; do
  58                         is_yes $(eval echo \$NFSv$vers) || \
  59                                 RPCMOUNTOPTIONS="$RPCMOUNTOPTIONS --no-nfs-version $vers"
  60                 done
  61
  62                 # Start daemons.
  63                 msg_starting "NFS exportfs"
  64                 daemon /usr/sbin/exportfs -r
  65                 msg_starting "NFS daemon"
  66                 daemon rpc.nfsd $RPCNFSDCOUNT
  67                 msg_starting "NFS mountd"
  68                 daemon rpc.mountd $RPCMOUNTOPTIONS
  69                 touch /var/lock/subsys/nfs
  70         else
  71                 msg_already_running "NFS daemon"
  72         fi
  73 }
  74
  75 stop() {
  76         if [ -f /var/lock/subsys/nfs ]; then
  77                 # Stop daemons.
  78                 msg_stopping "NFS mountd"
  79                 killproc rpc.mountd
  80                 msg_stopping "NFS daemon"
  81                 killproc nfsd -QUIT
  82                 msg_stopping "NFS"
  83                 daemon /usr/sbin/exportfs -au
  84                 rm -f /var/lock/subsys/nfs
  85         else
  86                 msg_not_running "NFS"
  87         fi
  88 }
  89
  90 RETVAL=0
  91 # See how we were called.
  92 case "$1" in
  93   start)
  94         start
  95         ;;
  96   stop)
  97         stop
  98         ;;
  99   restart)
 100         stop
 101         start
 102         ;;
 103   reload|force-reload)
 104         if [ -f /var/lock/subsys/nfs ]; then
 105                 msg_reloading "NFS"
 106                 busy
 107                 /usr/sbin/exportfs -r
 108                 [ $? -ne 0 ] && RETVAL=7
 109                 [ $RETVAL -eq 0 ] && ok || died
 110         else
 111                 msg_not_running "NFS"
 112                 exit 7
 113         fi
 114         ;;
 115   probe)
 116         if [ ! -f /var/lock/subsys/nfs ]; then
 117                 echo start
 118                 exit 0
 119         fi
 120         /sbin/pidof rpc.mountd >/dev/null 2>&1; MOUNTD="$?"
 121         /sbin/pidof nfsd >/dev/null 2>&1; NFSD="$?"
 122         if [ $MOUNTD = 1 -o $NFSD = 1 ]; then
 123                 echo restart
 124                 exit 0
 125         fi
 126         if [ /etc/exports -nt /var/lock/subsys/nfs ]; then
 127                 echo reload
 128                 exit 0
 129         fi
 130         ;;
 131   status)
 132         echo "Configured NFS exports:"
 133         grep -v "^#" /etc/exports
 134         echo
 135         echo "Active NFS exports:"
 136         /usr/sbin/exportfs -v
 137         echo
 138         status rpc.mountd
 139         RETVAL=$?
 140         status nfsd
 141         RET=$?
 142         [ $RETVAL -eq 0 ] && RETVAL=$RET
 143         ;;
 144   *)
 145         msg_usage "$0 {start|stop|restart|reload|force-reload|probe|status}"
 146         exit 3
 147 esac
 148
 149 exit $RETVAL