nfsfs.init

   1 #!/bin/sh
   2 #
   3 # nfsfs         Mount NFS filesystems.
   4 #
   5 # chkconfig:    345 16 80
   6 # description:  Mounts and unmounts all Network File System (NFS) \
   7 #               mount points.
   8
   9 # Source networking configuration.
  10 if [ ! -f /etc/sysconfig/network ]; then
  11         exit 0
  12 fi
  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/nfsfs ] && . /etc/sysconfig/nfsfs
  22 [ -f /etc/sysconfig/nfslock ] && . /etc/sysconfig/nfslock
  23
  24 # Check that networking is up.
  25 if is_yes "${NETWORKING}"; then
  26         if [ ! -f /var/lock/subsys/network -a "$1" != stop -a "$1" != status ]; then
  27                 msg_network_down nfsfs
  28                 exit 1
  29         fi
  30 else
  31         exit 0
  32 fi
  33
  34 if [ "$1" != "stop" ]; then
  35         check_portmapper || { nls "Error: portmap isn't running" && exit 0; }
  36 fi
  37
  38 if [ -z "$NFSUMOUNT_IGNORE" ]; then
  39         NFSUMOUNT_IGNORE="/ /usr"
  40 fi
  41
  42 start() {
  43         if [ -f /var/lock/subsys/nfsfs ]; then
  44             msg_already_running "NFSFS"
  45                 return
  46         fi
  47
  48         # Set the ports lockd should listen on
  49         if [ -n "$LOCKD_TCPPORT" ]; then
  50                 /sbin/sysctl -w fs.nfs.nlm_tcpport=$LOCKD_TCPPORT >/dev/null 2>&1
  51         fi
  52         if [ -n "$LOCKD_UDPPORT" ]; then
  53                 /sbin/sysctl -w fs.nfs.nlm_udpport=$LOCKD_UDPPORT >/dev/null 2>&1
  54         fi
  55
  56         run_cmd "Mounting NFS filesystems" mount -a -t nfs,nfs4
  57         touch /var/lock/subsys/nfsfs
  58 }
  59
  60 stop() {
  61         if [ -f /proc/mounts ]; then
  62                 fsfile="/proc/mounts"
  63         else
  64                 fsfile="/etc/mtab"
  65         fi
  66
  67         show "Unmounting NFS filesystems"
  68         busy
  69         retry=3
  70         remaining=$(awk -v ig="^($NFSUMOUNT_IGNORE)$" 'BEGIN { gsub(/[\t ]+/, "|", ig); } \
  71                         $3 ~ /^nfs(4$|$)/ && $2 !~ ig {print $2}' $fsfile)
  72         while [ -n "$remaining" -a $retry -gt 0 ]; do
  73                 fuser -msk -TERM `awk -v ig="^($NFSUMOUNT_IGNORE)$" 'BEGIN { gsub(/[\t ]+/, "|", ig); } \
  74                                         $3 ~ /^nfs(4$|$)/ && $2 !~ ig {print $2}' $fsfile`
  75                 sleep 2
  76                 fuser -msk -KILL `awk -v ig="^($NFSUMOUNT_IGNORE)$" 'BEGIN { gsub(/[\t ]+/, "|", ig); } \
  77                                         $3 ~ /^nfs(4$|$)/ && $2 !~ ig {print $2}' $fsfile`
  78                 # Sort filesystems to unmount in reverse order
  79                 rem=""
  80                 for r in $(awk -v ig="^($NFSUMOUNT_IGNORE)$" 'BEGIN { gsub(/[\t ]+/, "|", ig); } \
  81                                 $3 ~ /^nfs(4$|$)/ && $2 !~ ig {print $2}' $fsfile) ; do
  82                         rem="$r $rem"
  83                 done
  84                 for fs in $rem ; do
  85                         umount $fs
  86                 done
  87                 remaining=$(awk -v ig="^($NFSUMOUNT_IGNORE)$" 'BEGIN { gsub(/[\t ]+/, "|", ig); } \
  88                                 $3 ~ /^nfs(4$|$)/ && $2 !~ ig {print $2}' $fsfile)
  89                 retry=$(($retry-1))
  90         done
  91         ok
  92         rm -f /var/lock/subsys/nfsfs
  93 }
  94
  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         ;;
 107   reload|force-reload)
 108         mount -a -t nfs,nfs4
 109         ;;
 110   status)
 111         if [ -f /proc/mounts ]; then
 112                 echo "Configured NFS mountpoints:"
 113                 grep -v '^#' /etc/fstab | \
 114                   awk '{ if ($3 ~ /^nfs(4$|$)/ && $4 !~ /noauto/) print $2}'
 115                 echo "Active NFS mountpoints:"
 116                 grep -v '^#' /proc/mounts | \
 117                   awk '{ if ($3 ~ /^nfs(4$|$)/ && $4 !~ /noauto/) print $2}'
 118         else
 119                 echo "/proc filesystem unavailable"
 120         fi
 121         ;;
 122   *)
 123         msg_usage "$0 {start|stop|restart|reload|force-reload|status}"
 124         exit 3
 125 esac
 126
 127 exit 0