scripts/manage/createswap-byid

   1 #! /bin/bash
   2
   3 : ${DIALOG=dialog}
   4
   5 tempfile=`mktemp 2> /dev/null` || tempfile=/tmp/test$$
   6 trap "rm -f $tempfile" 0 1 2 5 15
   7
   8 lsswappart()
   9 {
  10 for drv in $(find /dev -maxdepth 1 -name "[hs]d[a-z]" -o -name "ub[a-z]" | sort); do
  11     LC_ALL=C sfdisk -d $drv 2> /dev/null | grep "^/dev/" | \
  12     while read LINE; do
  13         if echo "$LINE" | grep -q "type=82\|type=0657FD6D-A4AB-43C4-84E5-0933C84B4F4F"; then
  14             DEVICE=$(echo "$LINE" | cut -d : -f 1 | tr -d " ")
  15             DEVNAME=$(basename $DEVICE)
  16             shopt -s lastpipe
  17             (cd /dev/disk/by-id; ls -l ata-* usb-* scsi-* 2> /dev/null | \
  18                 sed -n -e 's%.*[[:space:]]\+\(ata-.*\)%\1%p' -e 's%.*[[:space:]]\+\(usb-.*\)%\1%p' \
  19                 -e 's%.*[[:space:]]\+\(scsi-.*\)%\1%p' | grep "/$DEVNAME$") | read -r DEV_ID LNK_S LNK
  20             shopt -u lastpipe
  21             if [ -n "$DEV_ID" ]; then
  22                 echo -n "$DEV_ID "
  23                 eval $(echo "$LINE" | cut -d : -f 2 | cut -d , -f 2 | tr -d " ")
  24                 echo -n "$(expr $size \* 512 / 1048576)MB "
  25             fi
  26         fi
  27     done
  28 done
  29 }
  30
  31 $DIALOG --backtitle "Create swap on device" \
  32         --title "" --clear \
  33         --menu "Select partition" 20 70 15 \
  34         `lsswappart` 2> $tempfile
  35
  36 retval=$?
  37
  38 choice=`cat $tempfile`
  39 case $retval in
  40     0)
  41         if [ ! -z "$choice" ]; then
  42             DEV=`realpath /dev/disk/by-id/$choice`
  43             mkswap $DEV
  44         fi
  45     ;;
  46     1)
  47         #cancel pressed
  48     ;;
  49     255)
  50         #ESC pressed
  51     ;;
  52 esac