test/TEST-64-UDEV-STORAGE/virtio_scsi_identically_named_partitions.configure

   1 #!/usr/bin/python3
   2 # SPDX-License-Identifier: LGPL-2.1-or-later
   3
   4 import json
   5 import os
   6 import shutil
   7 import subprocess
   8 import sys
   9
  10
  11 config = json.load(sys.stdin)
  12
  13 qemu = shutil.which("/usr/libexec/qemu-kvm") or f"qemu-system-{os.environ['QEMU_ARCHITECTURE']}"
  14 result = subprocess.run([qemu, "-device", "help"], check=True, text=True, stdout=subprocess.PIPE)
  15 if 'name "virtio-scsi-pci"' not in result.stdout:
  16     print("virtio-scsi-pci device driver is not available, skipping test...", file=sys.stderr)
  17     exit(77)
  18
  19 num_disk = 16
  20
  21 config["QemuArgs"] += ["-device", "virtio-scsi-pci,id=scsi0,num_queues=4"]
  22
  23 for i in range(0, num_disk):
  24     id = f"drive{i}"
  25     config["Drives"] += [
  26         {
  27             "Id": id,
  28             "Size": "40M",
  29             "Options": "cache=unsafe"
  30         }
  31     ]
  32     config["QemuArgs"] += ["-device", f"scsi-hd,drive={id},bus=scsi0.0,channel=0,scsi-id=0,lun={i}"]
  33
  34 json.dump(config, sys.stdout)