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 [ "$1" != "stop" ]; then
  38         check_portmapper || { nls "Error: portmap isn't running" && exit 0; }
  39 fi
  40
  41 start() {
  42         # Check if the service is already running?
  43         if [ -f /var/lock/subsys/nfs ]; then
  44                 msg_already_running "NFS daemon"
  45                 return
  46         fi
  47
  48         if ! grep -q nfsd /proc/mounts ; then
  49                 modprobe -s nfsd > /dev/null 2>&1
  50                 run_cmd "Mounting /proc/fs/nfsd filesystem" mount -t nfsd nfsd /proc/fs/nfsd
  51         fi
  52
  53         # Set the ports lockd should listen on
  54         if [ -n "$LOCKD_TCPPORT" ]; then
  55                 /sbin/sysctl -w fs.nfs.nlm_tcpport=$LOCKD_TCPPORT >/dev/null 2>&1
  56         fi
  57         if [ -n "$LOCKD_UDPPORT" ]; then
  58                 /sbin/sysctl -w fs.nfs.nlm_udpport=$LOCKD_UDPPORT >/dev/null 2>&1
  59         fi
  60
  61         for vers in 1 2 3 4 ; do
  62                 is_yes $(eval echo \$NFSv$vers) || \
  63                         RPCMOUNTOPTIONS="$RPCMOUNTOPTIONS --no-nfs-version $vers"
  64         done
  65
  66         [ -n "$MOUNTD_PORT" ] && RPCMOUNTOPTIONS="$RPCMOUNTOPTIONS -p $MOUNTD_PORT"
  67
  68         # Start daemons.
  69         msg_starting "NFS exportfs"
  70         daemon /usr/sbin/exportfs -r
  71         msg_starting "NFS mountd"
  72         daemon /usr/sbin/rpc.mountd $RPCMOUNTOPTIONS
  73         msg_starting "NFS daemon"
  74         daemon /usr/sbin/rpc.nfsd $RPCNFSDCOUNT
  75         touch /var/lock/subsys/nfs
  76 }
  77
  78 stop() {
  79         if [ ! -f /var/lock/subsys/nfs ]; then
  80                 msg_not_running "NFS"
  81                 return
  82         fi
  83
  84         # Stop daemons.
  85         msg_stopping "NFS daemon"
  86         killproc nfsd -QUIT
  87         msg_stopping "NFS mountd"
  88         killproc rpc.mountd
  89         msg_stopping "NFS exportfs"
  90         daemon /usr/sbin/exportfs -au
  91         rm -f /var/lock/subsys/nfs
  92 }
  93
  94 RETVAL=0
  95 # See how we were called.
  96 case "$1" in
  97   start)
  98         start
  99         ;;
 100   stop)
 101         stop
 102         ;;
 103   restart)
 104         stop
 105         start
 106         /sbin/service idmapd status >/dev/null && /sbin/service idmapd reload
 107         /sbin/service svcgssd status >/dev/null && /sbin/service svcgssd restart
 108         ;;
 109   reload|force-reload)
 110         if [ -f /var/lock/subsys/nfs ]; then
 111                 msg_reloading "NFS"
 112                 busy
 113                 /usr/sbin/exportfs -r
 114                 [ $? -ne 0 ] && RETVAL=7
 115                 if [ $RETVAL -eq 0 ]; then
 116                         ok
 117                         /sbin/service idmapd status >/dev/null && /sbin/service idmapd reload
 118                         /sbin/service svcgssd status >/dev/null && /sbin/service svcgssd restart
 119                 else
 120                         died
 121                 fi
 122         else
 123                 msg_not_running "NFS"
 124                 exit 7
 125         fi
 126         ;;
 127   probe)
 128         if [ ! -f /var/lock/subsys/nfs ]; then
 129                 echo start
 130                 exit 0
 131         fi
 132         /sbin/pidof rpc.mountd >/dev/null 2>&1; MOUNTD="$?"
 133         /sbin/pidof nfsd >/dev/null 2>&1; NFSD="$?"
 134         if [ $MOUNTD = 1 -o $NFSD = 1 ]; then
 135                 echo restart
 136                 exit 0
 137         fi
 138         if [ /etc/exports -nt /var/lock/subsys/nfs ]; then
 139                 echo reload
 140                 exit 0
 141         fi
 142         ;;
 143   status)
 144         echo "Configured NFS exports:"
 145         grep -v "^#" /etc/exports
 146         echo
 147         echo "Active NFS exports:"
 148         /usr/sbin/exportfs -v
 149         echo
 150         status rpc.mountd
 151         RETVAL=$?
 152         status nfsd
 153         RET=$?
 154         [ $RETVAL -eq 0 ] && RETVAL=$RET
 155         ;;
 156   *)
 157         msg_usage "$0 {start|stop|restart|reload|force-reload|probe|status}"
 158         exit 3
 159 esac
 160
 161 exit $RETVAL