web/collect/client/get_bootcd_version.sh

   1 #!/bin/bash
   2
   3 kernel=$1
   4
   5 function get_version () {
   6
   7    DEVICE=$1
   8    cd /tmp
   9    if [ -f /mnt/boot/pl_version ]; then
  10          cat /mnt/boot/pl_version
  11    fi
  12 }
  13 function get_kernel_version () {
  14
  15    DEVICE=$1
  16    cd /tmp
  17    if [ -f /mnt/boot/kernel ]; then
  18          strings /mnt/boot/kernel | grep planetlab
  19    else
  20          echo "No kernel at /mnt/boot/kernel"
  21    fi
  22 }
  23
  24 function mount_works () {
  25    DEVICE=$1
  26    msg="mount: you must specify the filesystem type"
  27    r=`mount $DEVICE /mnt/boot 2>&1`
  28    if [ "$r" == "$msg" ] ; then
  29        return 1;
  30    else
  31        return 0;
  32    fi
  33 }
  34
  35 mkdir -p /mnt/boot
  36 DL=`./sysinfo/systeminfo.py | sort -n | awk '{print $2}' | head -1`
  37 if [ -z "$kernel" ] ; then
  38     V="No BootImage Found"
  39 else
  40     V="Unable to find kernel image"
  41 fi
  42 (
  43     flock -x 400
  44     for dev in /dev/cdrom /dev/cdrom1 $DL ${DL}4 ${DL}1; do
  45         if [ -b $dev ] ; then
  46             if mount_works $dev ; then
  47                 if [ -z "$kernel" ] ; then
  48                     V=$( get_version $dev )
  49                 else
  50                     V=$( get_kernel_version $dev )
  51                 fi
  52                 r=`umount /mnt/boot 2>&1`
  53                 msg2="umount: /mnt/boot: device is busy"
  54                 if [ "$r" == "$msg2" ] ; then
  55                     r=`umount /mnt/boot 2>&1`
  56                 fi
  57                 break
  58             fi
  59         fi
  60     done
  61
  62     if [ -z "$kernel" ] ; then
  63         if [ -z "$V" ] ; then
  64             wc=$( dmesg | grep "Buffer I/O error"  | wc -l )
  65             if [ $wc -gt 0 ] ; then
  66                 echo "Multiple IO errors prevent reading: $wc"
  67             else
  68                 echo "No BootImage Found"
  69             fi
  70         else
  71             echo $V
  72         fi
  73     else
  74         echo $V
  75     fi
  76 ) 400>/var/lock/myops.mount