contrib/amd/scripts/wait4amd.in

   1 #!/bin/sh
   2 # wait for amd to start up and then execute program
   3 # usage: wait4amd <hostname> [<command> [args ...]]
   4 # If only hostname is supplied, command defaults to rsh $hostname
   5 #
   6 # Package:      am-utils-6.0
   7 # Author:       Erez Zadok <ezk@cs.columbia.edu>
   8
   9 #set -x
  10
  11 if [ "X$1" = "X" ]; then
  12         echo "Usage: wait4amd <hostname> [<command> [args ...]]"
  13         exit 1
  14 else
  15         hostname=$1
  16         shift
  17 fi
  18
  19 # set path
  20 prefix=@prefix@
  21 exec_prefix=@exec_prefix@
  22 PATH=@sbindir@:@bindir@:${PATH}
  23 export PATH
  24
  25 while true
  26 do
  27         amq -h $hostname > /dev/null 2>&1
  28         if [ $? != 0 ]
  29         then
  30                 # failed
  31                 echo "Amd not up. Sleeping..."
  32                 sleep 5;
  33         else
  34                 echo "Amd is active on host $hostname!"
  35                 cmd=$*
  36                 if [ -z "${cmd}" ]
  37                 then
  38                         cmd="rlogin $hostname"
  39                 fi
  40                 echo "Running: $cmd"
  41                 $cmd
  42                 echo "Sleep 1 second"
  43                 sleep 1
  44         fi
  45 done