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#!/usr/bin/python
# Copyright (C) International Business Machines Corp., 2006
# Author: Stefan Berger <stefanb@us.ibm.com>
# Positive Test: create domain with virtual TPM attached at build time,
# extend a pcr
# check list of pcrs; locally migrate the domain and
# check list of pcrs again and validate extended pcr
# This test does local (non-live) migration.
from XmTestLib import *
from vtpm_utils import *
import commands
import os
import os.path
import atexit
config = {"vtpm":"instance=1,backend=0"}
domain = XmTestDomain(extraConfig=config)
domName = domain.getName()
consoleHistory = ""
try:
console = domain.start()
except DomainError, e:
if verbose:
print e.extra
FAIL("Unable to create domain (%s)" % domName)
atexit.register(vtpm_cleanup, vtpm_get_uuid(domid(domName)))
try:
console.sendInput("input")
except ConsoleError, e:
saveLog(console.getHistory())
FAIL(str(e))
try:
run = console.runCmd("mknod /dev/tpm0 c 10 224")
except ConsoleError, e:
saveLog(console.getHistory())
FAIL("Error while creating /dev/tpm0")
try:
run = console.runCmd("echo -ne \"\\x00\\xc1\\x00\\x00\\x00\\x22\\x00\\x00\\x00\\x14\\x00\\x00\\x00\\x00\\x01\\x02\\x03\\x04\\x05\\x06\\x07\\x08\\x09\\x0a\\x0b\\x0c\\x0d\\x0e\\0xf\\x10\\x11\\x12\\x13\\x14\" > seq; cat seq > /dev/tpm0")
except ConsoleError, e:
saveLog(console.getHistory())
FAIL("Error while extending PCR 0")
try:
run = console.runCmd("cat /sys/devices/xen/vtpm-0/pcrs")
except ConsoleError, e:
saveLog(console.getHistory())
FAIL("No result from dumping the PCRs")
if re.search("No such file",run["output"]):
FAIL("TPM frontend support not compiled into (domU?) kernel")
if not re.search("PCR-00:",run["output"]):
saveLog(console.getHistory())
FAIL("Virtual TPM is not working correctly on /dev/vtpm on backend side: \n%s" % run["output"])
if not re.search("PCR-00: 1E A7 BD",run["output"]):
saveLog(console.getHistory())
FAIL("Extend did not lead to expected result (1E A7 BD ...): \n%s" % run["output"])
consoleHistory = console.getHistory()
domain.closeConsole()
old_domid = domid(domName)
loop = 0
while loop < 3:
try:
status, ouptut = traceCommand("xm migrate %s localhost" %
domName,
timeout=90)
except TimeoutError, e:
saveLog(consoleHistory)
FAIL(str(e))
if status != 0:
saveLog(consoleHistory)
FAIL("xm migrate did not succeed. External device migration activated?")
domName = domain.getName()
new_domid = domid(domName)
if (old_domid == new_domid):
FAIL("xm migrate failed, domain id is still %s (loop=%d)" %
(old_domid,loop))
try:
console = domain.getConsole()
except ConsoleError, e:
FAIL(str(e))
try:
run = console.runCmd("cat /sys/devices/xen/vtpm-0/pcrs")
except ConsoleError, e:
saveLog(console.getHistory())
FAIL("No result from dumping the PCRs")
if not re.search("PCR-00:",run["output"]):
saveLog(console.getHistory())
FAIL("Virtual TPM is not working correctly on /dev/vtpm on backend side")
if not re.search("PCR-00: 1E A7 BD",run["output"]):
saveLog(console.getHistory())
FAIL("Virtual TPM lost PCR 0 value: \n%s" % run["output"])
loop += 1
domain.closeConsole()
domain.stop()
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