| Zdenek Behan | d37eafa | 2010-09-13 21:49:55 -0700 | [diff] [blame] | 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 logging |
| 6 | import os |
| 7 | import shutil |
| 8 | import sys |
| 9 | from autotest_lib.server import test, autotest |
| 10 | from autotest_lib.client.bin import utils |
| 11 | from autotest_lib.client.common_lib import error |
| 12 | |
| 13 | class hardware_TPMFirmwareServer(test.test): |
| 14 | """ |
| 15 | Test of TPM functionality needed in firmware (server side of the test). |
| 16 | See also client/site_tests/hardware_TPMFirmware. The server side of the |
| 17 | test is used to coordinate the multiple reboots needed to bring the TPM to |
| 18 | a new state (for instance between owned and unowned). |
| 19 | """ |
| 20 | version = 1 |
| 21 | n_client_reboots = 0 |
| 22 | client_at = None |
| 23 | |
| 24 | # Run the client subtest named [subtest]. |
| 25 | def tpm_run(self, subtest, ignore_status=False): |
| 26 | self.client_at.run_test(self.client_test, subtest=subtest) |
| 27 | cstatus = self.job.get_state("client_status") |
| 28 | logging.info("server: client status = %s", cstatus) |
| 29 | self.job.set_state("client_status", None) |
| 30 | if not ignore_status and cstatus != 0: |
| 31 | error.TestFail("client subtest %s failed with status %s" % |
| 32 | (subtest, cstatus)) |
| 33 | return cstatus |
| 34 | |
| 35 | |
| 36 | def reboot_client(self): |
| 37 | # Reboot the client |
| 38 | logging.info('TPMFirmwareServer: rebooting %s number %d' % |
| 39 | (self.client.hostname, self.n_client_reboots)) |
| 40 | self.client.reboot() |
| 41 | self.n_client_reboots += 1 |
| 42 | |
| 43 | |
| 44 | def run_once(self, host=None): |
| 45 | self.client = host |
| 46 | self.client_at = autotest.Autotest(self.client) |
| 47 | self.client_test = 'hardware_TPMFirmware' |
| 48 | |
| 49 | self.job.set_state("client_status", None) |
| 50 | |
| 51 | # Set up the client in the unowned state. |
| 52 | self.reboot_client() |
| 53 | self.tpm_run("tpmtest_clear", ignore_status=True) |
| 54 | |
| 55 | self.reboot_client() |
| 56 | self.tpm_run("tpmtest_enable", ignore_status=True) |
| 57 | |
| 58 | self.reboot_client() |
| 59 | self.tpm_run("tpmtest_readonly") |
| 60 | |
| 61 | self.reboot_client() |
| 62 | self.tpm_run("tpmtest_globallock") |
| 63 | |
| 64 | self.reboot_client() |
| 65 | self.tpm_run("takeownership") |
| 66 | |
| 67 | self.reboot_client() |
| 68 | self.tpm_run("tpmtest_readonly") |
| 69 | |
| 70 | self.reboot_client() |
| 71 | self.tpm_run("tpmtest_globallock") |