ceph/src/spdk/test/vhost/readonly/disabled_readonly_vm.sh

   1 #!/usr/bin/env bash
   2
   3 set -xe
   4 BASE_DIR=$(readlink -f $(dirname $0))
   5
   6 disk_name="vda"
   7 test_folder_name="readonly_test"
   8 test_file_name="some_test_file"
   9
  10 function error()
  11 {
  12         echo "==========="
  13         echo -e "ERROR: $@"
  14         echo "==========="
  15         trap - ERR
  16         set +e
  17         umount "$test_folder_name"
  18         rm -rf "$BASE_DIR/$test_folder_name"
  19         exit 1
  20 }
  21
  22 trap 'error "In disabled_readonly_vm.sh, line:" "${LINENO}"' ERR
  23
  24 if [[ ! -d "/sys/block/$disk_name" ]]; then
  25         error "No vhost-blk disk found!"
  26 fi
  27
  28 if (( $(lsblk -r -n -o RO -d "/dev/$disk_name") == 1 )); then
  29         error "Vhost-blk disk is set as readonly!"
  30 fi
  31
  32 parted -s /dev/$disk_name mklabel gpt
  33 parted -s /dev/$disk_name mkpart primary 2048s 100%
  34 partprobe
  35 sleep 0.1
  36
  37 echo "INFO: Creating file system"
  38 mkfs.ext4 -F /dev/$disk_name"1"
  39
  40 echo "INFO: Mounting disk"
  41 mkdir -p $test_folder_name
  42 mount /dev/$disk_name"1" $test_folder_name
  43
  44 echo "INFO: Creating a test file $test_file_name"
  45 truncate -s "200M" $test_folder_name/$test_file_name
  46 umount "$test_folder_name"
  47 rm -rf "$BASE_DIR/$test_folder_name"