tools/etc/resumeblock.sh

   1 #!/bin/bash
   2
   3 source_disk=/dev/disk0s4
   4 host='huxs@lab.luo-lab.org'
   5 host_image=/share/users/huxs/t/disk0s4.img
   6
   7 bytes_transferred() {
   8   if ! ssh -p2211 "$host" "test -e '$host_image'"; then
   9     echo 0
  10     return
  11   fi
  12   ssh -p2211 "$host" "stat -c '%s' '$host_image'"
  13 }
  14 bytes_total() {
  15   #echo $(( $(blockdev --getsz $source_disk) * 512 ))
  16   echo `diskutil info $source_disk|grep 'Total Size'|awk '{print $5}'|sed 's/(//'`
  17 }
  18
  19 echo "$(bytes_total) to $(bytes_transferred)"
  20
  21 while (( $(bytes_transferred) < $(bytes_total) )); do
  22   ( dd bs=1 skip=$(bytes_transferred) count=0 2>/dev/null && cat ) < $source_disk | ssh -p2211 -T -c arcfour -o Compression=yes -x "$host" "cat >> '$host_image'"
  23 done
  24