testramdisk

#!/bin/bash

s=10
list="$1"
disk="$2"

if [ $# -eq 0 -o -f "$1" ]; then
    echo -e "\`$(basename $0)' boots ramdisks\n"                      \
            "\n"                                                      \
            "usage: $(basename $0) LIST DISK\n"                       \
            "\n"                                                      \
            "example: $(basename $0) 1 http://ibm.com/sshd.cpio.gz\n"
    exit 1
fi

if [ -z "$khctlserver" ]; then
    echo "error: khctlserver environment variable must be set"
    exit 1
else
    export khctlserver
fi

if [[ -z $list ]]
then
  list="1 2 4 8 16 32 64 128 256 512"
fi

echo "$2" | grep -q 'http://' && {
   cpio=$(echo $2 | sed 's,.*/,,')
   rm -f $cpio &&
   wget $2 ||
   exit 1
   disk=$cpio
}

file $disk | grep -q "gzip compressed data" && {
   mkramdiskelf $disk || exit 1
   disk=${disk}.uimg
}

file $disk | grep -q "cpio archive" && {
   mkramdiskelf $disk || exit 1
   disk=${disk}.gz.uimg
}

test -f $dist || {
   echo "error: cannot find $disk"
   exit 1
}

for i in $list
do
  echo "$i: allocating ...."
  khalloc="$(khget -x user${i} $i)"
echo $khalloc
echo "$khalloc" | khdo concmd "khxcon %con% &"
  ncount=$(echo "$khalloc" | khdo peripcmd "echo %ip%" | wc -l)
  if (( $ncount != $i ))
  then
     echo "ERROR: $i: did not get the number of nodes expected $ncount != $i"
     echo $khalloc
     break
  fi
  echo "$khalloc" | khdo loadramdisk $disk
  echo "$i: booting...."
  echo "$khalloc" | khdo write 'setenv eth1 "$p0ip $p0mask" && imi $ramfsaddr && run kboot'
  echo "sleeping for $s"
  sleep $s
  echo "$i: pinging..."
  pcount=$(echo "$khalloc" | khdo peripcmd "if ping -c 1 %ip% >/dev/null 2>&1;then echo good; else echo bad;fi" | grep good | wc -l)
  if (( $pcount != $i ))
  then
    echo "ERROR: $i: was not able to ping all nodes $pcount != $i"
    break
  fi

done