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 "$NFSv2" ] || NFSv2="yes"
  23 [ -n "$NFSv3" ] || NFSv3="yes"
  24 [ -n "$NFSv4" ] || NFSv4="yes"
  25
  26 # Check that networking is up.
  27 if is_yes "${NETWORKING}"; then
  28         if [ ! -f /var/lock/subsys/network -a "$1" != stop -a "$1" != status ]; then
  29                 msg_network_down "NFS daemon"
  30                 exit 1
  31         fi
  32 else
  33         exit 0
  34 fi
  35
  36 if [ "$1" != "stop" ]; then
  37         check_portmapper || { nls "Error: portmap isn't running" && exit 0; }
  38 fi
  39
  40 start() {
  41         # Check if the service is already running?
  42         if [ -f /var/lock/subsys/nfs ]; then
  43                 msg_already_running "NFS daemon"
  44                 return
  45         fi
  46
  47         if ! grep -q nfsd /proc/mounts ; then
  48                 modprobe -s nfsd > /dev/null 2>&1
  49                 run_cmd "Mounting /proc/fs/nfsd filesystem" mount -t nfsd nfsd /proc/fs/nfsd
  50         fi
  51
  52         # Set the ports lockd should listen on
  53         if [ -n "$LOCKD_TCPPORT" ]; then
  54                 /sbin/sysctl -w fs.nfs.nlm_tcpport=$LOCKD_TCPPORT >/dev/null 2>&1
  55         fi
  56         if [ -n "$LOCKD_UDPPORT" ]; then
  57                 /sbin/sysctl -w fs.nfs.nlm_udpport=$LOCKD_UDPPORT >/dev/null 2>&1
  58         fi
  59
  60         for vers in 2 3 4 ; do
  61                 is_yes $(eval echo \$NFSv$vers) || \
  62                         RPCMOUNTOPTIONS="$RPCMOUNTOPTIONS --no-nfs-version $vers"
  63         done
  64
  65         [ -n "$MOUNTD_PORT" ] && RPCMOUNTOPTIONS="$RPCMOUNTOPTIONS -p $MOUNTD_PORT"
  66
  67         # Start daemons.
  68         msg_starting "NFS exportfs"
  69         daemon /usr/sbin/exportfs -r
  70         msg_starting "NFS mountd"
  71         daemon /usr/sbin/rpc.mountd $RPCMOUNTOPTIONS
  72         msg_starting "NFS daemon"
  73         daemon /usr/sbin/rpc.nfsd $RPCNFSDCOUNT
  74         touch /var/lock/subsys/nfs
  75 }
  76
  77 stop() {
  78         if [ ! -f /var/lock/subsys/nfs ]; then
  79                 msg_not_running "NFS"
  80                 return
  81         fi
  82
  83         # Stop daemons.
  84         msg_stopping "NFS daemon"
  85         killproc nfsd -QUIT
  86         msg_stopping "NFS mountd"
  87         killproc rpc.mountd
  88         msg_stopping "NFS exportfs"
  89         daemon /usr/sbin/exportfs -au
  90         rm -f /var/lock/subsys/nfs
  91 }
  92
  93 RETVAL=0
  94 # See how we were called.
  95 case "$1" in
  96   start)
  97         start
  98         ;;
  99   stop)
 100         stop
 101         ;;
 102   restart)
 103         stop
 104         start
 105         /sbin/service idmapd status >/dev/null && /sbin/service idmapd reload
 106         /sbin/service svcgssd status >/dev/null && /sbin/service svcgssd restart
 107         ;;
 108   reload|force-reload)
 109         if [ -f /var/lock/subsys/nfs ]; then
 110                 msg_reloading "NFS"
 111                 busy
 112                 /usr/sbin/exportfs -r
 113                 [ $? -ne 0 ] && RETVAL=7
 114                 if [ $RETVAL -eq 0 ]; then
 115                         ok
 116                         /sbin/service idmapd status >/dev/null && /sbin/service idmapd reload
 117                         /sbin/service svcgssd status >/dev/null && /sbin/service svcgssd restart
 118                 else
 119                         died
 120                 fi
 121         else
 122                 msg_not_running "NFS"
 123                 exit 7
 124         fi
 125         ;;
 126   probe)
 127         if [ ! -f /var/lock/subsys/nfs ]; then
 128                 echo start
 129                 exit 0
 130         fi
 131         /sbin/pidof rpc.mountd >/dev/null 2>&1; MOUNTD="$?"
 132         /sbin/pidof nfsd >/dev/null 2>&1; NFSD="$?"
 133         if [ $MOUNTD = 1 -o $NFSD = 1 ]; then
 134                 echo restart
 135                 exit 0
 136         fi
 137         if [ /etc/exports -nt /var/lock/subsys/nfs ]; then
 138                 echo reload
 139                 exit 0
 140         fi
 141         ;;
 142   status)
 143         echo "Configured NFS exports:"
 144         grep -v "^#" /etc/exports
 145         echo
 146         echo "Active NFS exports:"
 147         /usr/sbin/exportfs -v
 148         echo
 149         status rpc.mountd
 150         RETVAL=$?
 151         status nfsd
 152         RET=$?
 153         [ $RETVAL -eq 0 ] && RETVAL=$RET
 154         ;;
 155   *)
 156         msg_usage "$0 {start|stop|restart|reload|force-reload|probe|status}"
 157         exit 3
 158 esac
 159
 160 exit $RETVAL