nfslock.init

   1 #!/bin/sh
   2 #
   3 # nfslock       This shell script takes care of starting and stopping
   4 #               the NSM status monitor - rpc.statd
   5 #
   6 # chkconfig:    345 14 82
   7 # description:  The rpc.statd server implements the NSM \
   8 #               (Network  Status  Monitor) RPC protocol. \
   9 #               It is used by the NFS file locking service, lockd \
  10 #               to implement lock recovery when the NFS server \
  11 #               machine crashes and reboots.
  12 # probe:        true
  13
  14 # Source function library.
  15 . /etc/rc.d/init.d/functions
  16
  17 # Get network config
  18 . /etc/sysconfig/network
  19
  20 # Get service config
  21 [ -f /etc/sysconfig/nfslock ] && . /etc/sysconfig/nfslock
  22
  23 # Check that networking is up.
  24 if is_yes "${NETWORKING}"; then
  25         if [ ! -f /var/lock/subsys/network -a "$1" != stop -a "$1" != status ]; then
  26                 msg_network_down "RPC statd"
  27                 exit 1
  28         fi
  29 else
  30         exit 0
  31 fi
  32
  33 if [ "$1" != "stop" ]; then
  34         check_portmapper || { nls "Error: portmap isn't running" && exit 0; }
  35 fi
  36
  37 # /usr may be on NFS, fail silently, nfsfs will start it
  38 [ -x /usr/sbin/rpc.statd ] || exit 0
  39
  40 start() {
  41         # Check if the service is already running?
  42         if [ ! -f /var/lock/subsys/nfslock ]; then
  43                 # Set the ports lockd should listen on
  44                 if [ -n "$LOCKD_TCPPORT" ]; then
  45                         /sbin/sysctl -w fs.nfs.nlm_tcpport=$LOCKD_TCPPORT >/dev/null 2>&1
  46                 fi
  47                 if [ -n "$LOCKD_UDPPORT" ]; then
  48                         /sbin/sysctl -w fs.nfs.nlm_udpport=$LOCKD_UDPPORT >/dev/null 2>&1
  49                 fi
  50
  51                 [ -n "$STATD_PORT" ] && STATDOPTS="$STATDOPTS -p $STATD_PORT"
  52                 [ -n "$STATD_OUTPORT" ] && STATDOPTS="$STATDOPTS -o $STATD_OUTPORT"
  53
  54                 # Start daemons.
  55                 # Don't put sm-notify here, statd will run it when started
  56                 msg_starting "RPC statd"
  57                 daemon rpc.statd $STATDOPTS
  58                 RETVAL=$?
  59                 [ $RETVAL -eq 0 ] && touch /var/lock/subsys/nfslock
  60         else
  61                 msg_already_running "RPC statd"
  62         fi
  63 }
  64
  65 stop() {
  66         if [ -f /var/lock/subsys/nfslock ]; then
  67                 # Reset the lockd ports if they were set
  68                 if [ -n "$LOCKD_TCPPORT" ]; then
  69                         /sbin/sysctl -w fs.nfs.nlm_tcpport=0 >/dev/null 2>&1
  70                 fi
  71                 if [ -n "$LOCKD_UDPPORT" ]; then
  72                         /sbin/sysctl -w fs.nfs.nlm_udpport=0 >/dev/null 2>&1
  73                 fi
  74                 # Stop daemons.
  75                 msg_stopping "RPC statd"
  76                 killproc rpc.statd
  77                 rm -f /var/lock/subsys/nfslock
  78         else
  79                 msg_not_running "RPC statd"
  80         fi
  81 }
  82
  83 RETVAL=0
  84 # See how we were called.
  85 case "$1" in
  86   start)
  87         start
  88         ;;
  89   stop)
  90         stop
  91         ;;
  92   status)
  93         status rpc.statd
  94         exit $?
  95         ;;
  96   restart|force-reload)
  97         stop
  98         start
  99         ;;
 100   probe)
 101         if [ ! -f /var/lock/subsys/nfslock ]; then
 102                 echo start
 103                 exit 0
 104         fi
 105         /sbin/pidof rpc.statd >/dev/null 2>&1; STATD="$?"
 106         if [ $STATD = 1 ]; then
 107                 echo restart
 108                 exit 0
 109         fi
 110         ;;
 111   *)
 112         msg_usage "$0 {start|stop|restart|force-reload|probe|status}"
 113         exit 3
 114 esac
 115
 116 exit $RETVAL