1 | #!/usr/bin/python |
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2 | |
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3 | # Copyright (C) International Business Machines Corp., 2006 |
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4 | # Author: Stefan Berger <stefanb@us.ibm.com> |
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5 | |
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6 | # Positive Test: create domain with virtual TPM attached at build time, |
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7 | # extend a pcr |
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8 | # check list of pcrs; suspend and resume the domain and |
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9 | # check list of pcrs again and validate extended pcr |
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10 | |
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11 | from XmTestLib import * |
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12 | from vtpm_utils import * |
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13 | import commands |
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14 | import os |
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15 | import os.path |
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16 | |
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17 | config = {"vtpm":"instance=1,backend=0"} |
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18 | domain = XmTestDomain(extraConfig=config) |
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19 | domName = domain.getName() |
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20 | consoleHistory = "" |
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21 | |
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22 | try: |
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23 | console = domain.start() |
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24 | except DomainError, e: |
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25 | if verbose: |
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26 | print e.extra |
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27 | vtpm_cleanup(domName) |
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28 | FAIL("Unable to create domain (%s)" % domName) |
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29 | |
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30 | try: |
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31 | console.sendInput("input") |
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32 | except ConsoleError, e: |
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33 | saveLog(console.getHistory()) |
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34 | vtpm_cleanup(domName) |
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35 | FAIL(str(e)) |
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36 | |
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37 | try: |
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38 | run = console.runCmd("mknod /dev/tpm0 c 10 224") |
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39 | except ConsoleError, e: |
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40 | saveLog(console.getHistory()) |
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41 | vtpm_cleanup(domName) |
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42 | FAIL("Error while creating /dev/tpm0") |
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43 | |
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44 | try: |
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45 | 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") |
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46 | except ConsoleError, e: |
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47 | saveLog(console.getHistory()) |
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48 | vtpm_cleanup(domName) |
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49 | FAIL("Error while extending PCR 0") |
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50 | |
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51 | try: |
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52 | run = console.runCmd("cat /sys/devices/xen/vtpm-0/pcrs") |
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53 | except ConsoleError, e: |
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54 | saveLog(console.getHistory()) |
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55 | vtpm_cleanup(domName) |
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56 | FAIL("No result from dumping the PCRs") |
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57 | |
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58 | |
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59 | if re.search("No such file",run["output"]): |
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60 | vtpm_cleanup(domName) |
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61 | FAIL("TPM frontend support not compiled into (domU?) kernel") |
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62 | |
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63 | if not re.search("PCR-00:",run["output"]): |
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64 | saveLog(console.getHistory()) |
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65 | vtpm_cleanup(domName) |
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66 | FAIL("Virtual TPM is not working correctly on /dev/vtpm on backend side: \n%s" % run["output"]) |
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67 | |
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68 | if not re.search("PCR-00: 1E A7 BD",run["output"]): |
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69 | saveLog(console.getHistory()) |
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70 | FAIL("Extend did not lead to expected result (1E A7 BD ...): \n%s" % run["output"]) |
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71 | |
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72 | consoleHistory = console.getHistory() |
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73 | domain.closeConsole() |
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74 | |
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75 | loop = 0 |
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76 | while loop < 3: |
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77 | try: |
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78 | status, ouptut = traceCommand("xm save %s %s.save" % |
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79 | (domName, domName), |
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80 | timeout=30) |
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81 | |
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82 | except TimeoutError, e: |
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83 | saveLog(consoleHistory) |
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84 | vtpm_cleanup(domName) |
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85 | FAIL(str(e)) |
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86 | |
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87 | if status != 0: |
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88 | saveLog(consoleHistory) |
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89 | vtpm_cleanup(domName) |
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90 | FAIL("xm save did not succeed") |
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91 | |
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92 | try: |
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93 | status, ouptut = traceCommand("xm restore %s.save" % |
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94 | (domName), |
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95 | timeout=30) |
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96 | except TimeoutError, e: |
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97 | os.remove("%s.save" % domName) |
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98 | saveLog(consoleHistory) |
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99 | vtpm_cleanup(domName) |
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100 | FAIL(str(e)) |
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101 | |
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102 | os.remove("%s.save" % domName) |
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103 | |
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104 | if status != 0: |
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105 | saveLog(consoleHistory) |
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106 | vtpm_cleanup(domName) |
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107 | FAIL("xm restore did not succeed") |
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108 | |
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109 | try: |
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110 | console = domain.getConsole() |
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111 | except ConsoleError, e: |
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112 | vtpm_cleanup(domName) |
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113 | FAIL(str(e)) |
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114 | |
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115 | try: |
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116 | run = console.runCmd("cat /sys/devices/xen/vtpm-0/pcrs") |
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117 | except ConsoleError, e: |
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118 | saveLog(console.getHistory()) |
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119 | vtpm_cleanup(domName) |
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120 | FAIL(str(e)) |
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121 | |
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122 | if not re.search("PCR-00:",run["output"]): |
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123 | saveLog(console.getHistory()) |
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124 | vtpm_cleanup(domName) |
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125 | FAIL("Virtual TPM is not working correctly on /dev/vtpm on backend side") |
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126 | |
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127 | if not re.search("PCR-00: 1E A7 BD",run["output"]): |
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128 | saveLog(console.getHistory()) |
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129 | vtpm_cleanup(domName) |
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130 | FAIL("Virtual TPM lost PCR 0 value: \n%s" % run["output"]) |
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131 | |
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132 | loop += 1 |
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133 | |
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134 | domain.closeConsole() |
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135 | |
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136 | domain.stop() |
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137 | |
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138 | vtpm_cleanup(domName) |
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139 | |
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