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 13 81
   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 [ "$1" != "stop" ]; then
  38         check_portmapper || { nls "Error: portmap isn't running" && exit 0; }
  39 fi
  40
  41 start() {
  42         # Check if the service is already running?
  43         if [ ! -f /var/lock/subsys/nfs ]; then
  44                 if ! grep -q nfsd /proc/mounts ; then
  45                         modprobe -s nfsd > /dev/null 2>&1
  46                         run_cmd "Mounting /proc/fs/nfsd filesystem" mount -t nfsd nfsd /proc/fs/nfsd
  47                 fi
  48
  49                 # Set the ports lockd should listen on
  50                 if [ -n "$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 $vers"
  60                 done
  61
  62                 [ -n "$MOUNTD_PORT" ] && RPCMOUNTOPTIONS="$RPCMOUNTOPTIONS -p $MOUNTD_PORT"
  63
  64                 # Start daemons.
  65                 msg_starting "NFS exportfs"
  66                 daemon /usr/sbin/exportfs -r
  67                 msg_starting "NFS mountd"
  68                 daemon rpc.mountd $RPCMOUNTOPTIONS
  69                 msg_starting "NFS daemon"
  70                 daemon rpc.nfsd $RPCNFSDCOUNT
  71                 touch /var/lock/subsys/nfs
  72         else
  73                 msg_already_running "NFS daemon"
  74         fi
  75 }
  76
  77 stop() {
  78         if [ -f /var/lock/subsys/nfs ]; then
  79                 # Stop daemons.
  80                 msg_stopping "NFS daemon"
  81                 killproc nfsd -QUIT
  82                 msg_stopping "NFS mountd"
  83                 killproc rpc.mountd
  84                 msg_stopping "NFS"
  85                 daemon /usr/sbin/exportfs -au
  86                 rm -f /var/lock/subsys/nfs
  87         else
  88                 msg_not_running "NFS"
  89         fi
  90 }
  91
  92 RETVAL=0
  93 # See how we were called.
  94 case "$1" in
  95   start)
  96         start
  97         ;;
  98   stop)
  99         stop
 100         ;;
 101   restart)
 102         stop
 103         start
 104         /sbin/service idmapd status >/dev/null && /sbin/service idmapd reload
 105         /sbin/service svcgssd status >/dev/null && /sbin/service svcgssd restart
 106         ;;
 107   reload|force-reload)
 108         if [ -f /var/lock/subsys/nfs ]; then
 109                 msg_reloading "NFS"
 110                 busy
 111                 /usr/sbin/exportfs -r
 112                 [ $? -ne 0 ] && RETVAL=7
 113                 if [ $RETVAL -eq 0 ]; then
 114                         ok
 115                         /sbin/service idmapd status >/dev/null && /sbin/service idmapd reload
 116                         /sbin/service svcgssd status >/dev/null && /sbin/service svcgssd restart
 117                 else
 118                         died
 119                 fi
 120         else
 121                 msg_not_running "NFS"
 122                 exit 7
 123         fi
 124         ;;
 125   probe)
 126         if [ ! -f /var/lock/subsys/nfs ]; then
 127                 echo start
 128                 exit 0
 129         fi
 130         /sbin/pidof rpc.mountd >/dev/null 2>&1; MOUNTD="$?"
 131         /sbin/pidof nfsd >/dev/null 2>&1; NFSD="$?"
 132         if [ $MOUNTD = 1 -o $NFSD = 1 ]; then
 133                 echo restart
 134                 exit 0
 135         fi
 136         if [ /etc/exports -nt /var/lock/subsys/nfs ]; then
 137                 echo reload
 138                 exit 0
 139         fi
 140         ;;
 141   status)
 142         echo "Configured NFS exports:"
 143         grep -v "^#" /etc/exports
 144         echo
 145         echo "Active NFS exports:"
 146         /usr/sbin/exportfs -v
 147         echo
 148         status rpc.mountd
 149         RETVAL=$?
 150         status nfsd
 151         RET=$?
 152         [ $RETVAL -eq 0 ] && RETVAL=$RET
 153         ;;
 154   *)
 155         msg_usage "$0 {start|stop|restart|reload|force-reload|probe|status}"
 156         exit 3
 157 esac
 158
 159 exit $RETVAL