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| 1 # Copyright (c) 2010 The Chromium OS Authors. All rights reserved. |
| 2 # Use of this source code is governed by a BSD-style license that can be |
| 3 # found in the LICENSE file. |
| 4 |
| 5 import glob, logging, os |
| 6 |
| 7 from autotest_lib.client.bin import test, utils |
| 8 from autotest_lib.client.common_lib import error |
| 9 |
| 10 class hardware_MultiReader(test.test): |
| 11 version = 1 |
| 12 |
| 13 def run_once(self): |
| 14 blockdev_paths = glob.glob("/sys/block/*/removable") |
| 15 for path in blockdev_paths: |
| 16 removable = utils.read_one_line(path) |
| 17 if removable == "1": |
| 18 logging.info("Found removable block device %s", |
| 19 os.path.dirname(path)) |
| 20 return True |
| 21 |
| 22 raise error.TestFail("No removable block devices are seen.") |
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