1 | /* $Id: VBoxManageSnapshot.cpp 82968 2020-02-04 10:35:17Z vboxsync $ */
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2 | /** @file
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3 | * VBoxManage - The 'snapshot' command.
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4 | */
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5 |
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6 | /*
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7 | * Copyright (C) 2006-2020 Oracle Corporation
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8 | *
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9 | * This file is part of VirtualBox Open Source Edition (OSE), as
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10 | * available from http://www.virtualbox.org. This file is free software;
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11 | * you can redistribute it and/or modify it under the terms of the GNU
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12 | * General Public License (GPL) as published by the Free Software
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13 | * Foundation, in version 2 as it comes in the "COPYING" file of the
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14 | * VirtualBox OSE distribution. VirtualBox OSE is distributed in the
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15 | * hope that it will be useful, but WITHOUT ANY WARRANTY of any kind.
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16 | */
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17 |
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18 |
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19 | /*********************************************************************************************************************************
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20 | * Header Files *
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21 | *********************************************************************************************************************************/
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22 | #include <VBox/com/com.h>
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23 | #include <VBox/com/string.h>
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24 | #include <VBox/com/array.h>
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25 | #include <VBox/com/ErrorInfo.h>
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26 | #include <VBox/com/errorprint.h>
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27 |
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28 | #include <VBox/com/VirtualBox.h>
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29 |
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30 | #include <iprt/getopt.h>
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31 | #include <iprt/stream.h>
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32 | #include <iprt/time.h>
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33 |
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34 | #include "VBoxManage.h"
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35 | using namespace com;
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36 |
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37 | /**
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38 | * Helper function used with "VBoxManage snapshot ... dump". Gets called to find the
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39 | * snapshot in the machine's snapshot tree that uses a particular diff image child of
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40 | * a medium.
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41 | * Horribly inefficient since we keep re-querying the snapshots tree for each image,
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42 | * but this is for quick debugging only.
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43 | * @param pMedium
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44 | * @param pThisSnapshot
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45 | * @param pCurrentSnapshot
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46 | * @param uMediumLevel
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47 | * @param uSnapshotLevel
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48 | * @return
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49 | */
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50 | bool FindAndPrintSnapshotUsingMedium(ComPtr<IMedium> &pMedium,
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51 | ComPtr<ISnapshot> &pThisSnapshot,
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52 | ComPtr<ISnapshot> &pCurrentSnapshot,
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53 | uint32_t uMediumLevel,
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54 | uint32_t uSnapshotLevel)
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55 | {
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56 | HRESULT rc;
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57 |
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58 | do
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59 | {
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60 | // get snapshot machine so we can figure out which diff image this created
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61 | ComPtr<IMachine> pSnapshotMachine;
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62 | CHECK_ERROR_BREAK(pThisSnapshot, COMGETTER(Machine)(pSnapshotMachine.asOutParam()));
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63 |
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64 | // get media attachments
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65 | SafeIfaceArray<IMediumAttachment> aAttachments;
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66 | CHECK_ERROR_BREAK(pSnapshotMachine, COMGETTER(MediumAttachments)(ComSafeArrayAsOutParam(aAttachments)));
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67 |
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68 | for (uint32_t i = 0;
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69 | i < aAttachments.size();
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70 | ++i)
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71 | {
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72 | ComPtr<IMediumAttachment> pAttach(aAttachments[i]);
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73 | DeviceType_T type;
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74 | CHECK_ERROR_BREAK(pAttach, COMGETTER(Type)(&type));
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75 | if (type == DeviceType_HardDisk)
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76 | {
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77 | ComPtr<IMedium> pMediumInSnapshot;
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78 | CHECK_ERROR_BREAK(pAttach, COMGETTER(Medium)(pMediumInSnapshot.asOutParam()));
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79 |
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80 | if (pMediumInSnapshot == pMedium)
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81 | {
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82 | // get snapshot name
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83 | Bstr bstrSnapshotName;
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84 | CHECK_ERROR_BREAK(pThisSnapshot, COMGETTER(Name)(bstrSnapshotName.asOutParam()));
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85 |
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86 | RTPrintf("%*s \"%ls\"%s\n",
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87 | 50 + uSnapshotLevel * 2, "", // indent
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88 | bstrSnapshotName.raw(),
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89 | (pThisSnapshot == pCurrentSnapshot) ? " (CURSNAP)" : "");
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90 | return true; // found
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91 | }
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92 | }
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93 | }
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94 |
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95 | // not found: then recurse into child snapshots
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96 | SafeIfaceArray<ISnapshot> aSnapshots;
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97 | CHECK_ERROR_BREAK(pThisSnapshot, COMGETTER(Children)(ComSafeArrayAsOutParam(aSnapshots)));
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98 |
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99 | for (uint32_t i = 0;
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100 | i < aSnapshots.size();
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101 | ++i)
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102 | {
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103 | ComPtr<ISnapshot> pChild(aSnapshots[i]);
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104 | if (FindAndPrintSnapshotUsingMedium(pMedium,
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105 | pChild,
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106 | pCurrentSnapshot,
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107 | uMediumLevel,
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108 | uSnapshotLevel + 1))
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109 | // found:
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110 | break;
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111 | }
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112 | } while (0);
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113 |
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114 | return false;
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115 | }
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116 |
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117 | /**
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118 | * Helper function used with "VBoxManage snapshot ... dump". Called from DumpSnapshot()
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119 | * for each hard disk attachment found in a virtual machine. This then writes out the
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120 | * root (base) medium for that hard disk attachment and recurses into the children
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121 | * tree of that medium, correlating it with the snapshots of the machine.
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122 | * @param pCurrentStateMedium constant, the medium listed in the current machine data (latest diff image).
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123 | * @param pMedium variant, initially the base medium, then a child of the base medium when recursing.
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124 | * @param pRootSnapshot constant, the root snapshot of the machine, if any; this then looks into the child snapshots.
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125 | * @param pCurrentSnapshot constant, the machine's current snapshot (so we can mark it in the output).
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126 | * @param uLevel variant, the recursion level for output indentation.
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127 | */
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128 | void DumpMediumWithChildren(ComPtr<IMedium> &pCurrentStateMedium,
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129 | ComPtr<IMedium> &pMedium,
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130 | ComPtr<ISnapshot> &pRootSnapshot,
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131 | ComPtr<ISnapshot> &pCurrentSnapshot,
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132 | uint32_t uLevel)
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133 | {
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134 | HRESULT rc;
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135 | do
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136 | {
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137 | // print this medium
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138 | Bstr bstrMediumName;
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139 | CHECK_ERROR_BREAK(pMedium, COMGETTER(Name)(bstrMediumName.asOutParam()));
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140 | RTPrintf("%*s \"%ls\"%s\n",
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141 | uLevel * 2, "", // indent
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142 | bstrMediumName.raw(),
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143 | (pCurrentStateMedium == pMedium) ? " (CURSTATE)" : "");
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144 |
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145 | // find and print the snapshot that uses this particular medium (diff image)
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146 | FindAndPrintSnapshotUsingMedium(pMedium, pRootSnapshot, pCurrentSnapshot, uLevel, 0);
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147 |
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148 | // recurse into children
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149 | SafeIfaceArray<IMedium> aChildren;
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150 | CHECK_ERROR_BREAK(pMedium, COMGETTER(Children)(ComSafeArrayAsOutParam(aChildren)));
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151 | for (uint32_t i = 0;
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152 | i < aChildren.size();
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153 | ++i)
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154 | {
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155 | ComPtr<IMedium> pChild(aChildren[i]);
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156 | DumpMediumWithChildren(pCurrentStateMedium, pChild, pRootSnapshot, pCurrentSnapshot, uLevel + 1);
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157 | }
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158 | } while (0);
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159 | }
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160 |
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161 |
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162 | /**
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163 | * Handles the 'snapshot myvm list' sub-command.
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164 | * @returns Exit code.
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165 | * @param pArgs The handler argument package.
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166 | * @param pMachine Reference to the VM (locked) we're operating on.
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167 | */
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168 | static RTEXITCODE handleSnapshotList(HandlerArg *pArgs, ComPtr<IMachine> &pMachine)
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169 | {
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170 | static const RTGETOPTDEF g_aOptions[] =
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171 | {
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172 | { "--details", 'D', RTGETOPT_REQ_NOTHING },
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173 | { "--machinereadable", 'M', RTGETOPT_REQ_NOTHING },
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174 | };
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175 |
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176 | VMINFO_DETAILS enmDetails = VMINFO_STANDARD;
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177 |
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178 | int c;
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179 | RTGETOPTUNION ValueUnion;
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180 | RTGETOPTSTATE GetState;
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181 | RTGetOptInit(&GetState, pArgs->argc, pArgs->argv, g_aOptions, RT_ELEMENTS(g_aOptions), 2 /*iArg*/, 0 /*fFlags*/);
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182 | while ((c = RTGetOpt(&GetState, &ValueUnion)))
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183 | {
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184 | switch (c)
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185 | {
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186 | case 'D': enmDetails = VMINFO_FULL; break;
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187 | case 'M': enmDetails = VMINFO_MACHINEREADABLE; break;
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188 | default: return errorGetOpt(c, &ValueUnion);
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189 | }
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190 | }
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191 |
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192 | ComPtr<ISnapshot> pSnapshot;
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193 | HRESULT hrc = pMachine->FindSnapshot(Bstr().raw(), pSnapshot.asOutParam());
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194 | if (FAILED(hrc))
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195 | {
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196 | RTPrintf("This machine does not have any snapshots\n");
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197 | return RTEXITCODE_FAILURE;
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198 | }
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199 | if (pSnapshot)
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200 | {
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201 | ComPtr<ISnapshot> pCurrentSnapshot;
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202 | CHECK_ERROR2I_RET(pMachine, COMGETTER(CurrentSnapshot)(pCurrentSnapshot.asOutParam()), RTEXITCODE_FAILURE);
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203 | hrc = showSnapshots(pSnapshot, pCurrentSnapshot, enmDetails);
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204 | if (FAILED(hrc))
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205 | return RTEXITCODE_FAILURE;
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206 | }
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207 | return RTEXITCODE_SUCCESS;
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208 | }
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209 |
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210 | /**
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211 | * Implementation for "VBoxManage snapshot ... dump". This goes thru the machine's
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212 | * medium attachments and calls DumpMediumWithChildren() for each hard disk medium found,
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213 | * which then dumps the parent/child tree of that medium together with the corresponding
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214 | * snapshots.
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215 | * @param pMachine Machine to dump snapshots for.
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216 | */
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217 | void DumpSnapshot(ComPtr<IMachine> &pMachine)
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218 | {
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219 | HRESULT rc;
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220 |
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221 | do
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222 | {
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223 | // get root snapshot
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224 | ComPtr<ISnapshot> pSnapshot;
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225 | CHECK_ERROR_BREAK(pMachine, FindSnapshot(Bstr("").raw(), pSnapshot.asOutParam()));
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226 |
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227 | // get current snapshot
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228 | ComPtr<ISnapshot> pCurrentSnapshot;
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229 | CHECK_ERROR_BREAK(pMachine, COMGETTER(CurrentSnapshot)(pCurrentSnapshot.asOutParam()));
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230 |
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231 | // get media attachments
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232 | SafeIfaceArray<IMediumAttachment> aAttachments;
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233 | CHECK_ERROR_BREAK(pMachine, COMGETTER(MediumAttachments)(ComSafeArrayAsOutParam(aAttachments)));
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234 | for (uint32_t i = 0;
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235 | i < aAttachments.size();
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236 | ++i)
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237 | {
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238 | ComPtr<IMediumAttachment> pAttach(aAttachments[i]);
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239 | DeviceType_T type;
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240 | CHECK_ERROR_BREAK(pAttach, COMGETTER(Type)(&type));
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241 | if (type == DeviceType_HardDisk)
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242 | {
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243 | ComPtr<IMedium> pCurrentStateMedium;
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244 | CHECK_ERROR_BREAK(pAttach, COMGETTER(Medium)(pCurrentStateMedium.asOutParam()));
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245 |
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246 | ComPtr<IMedium> pBaseMedium;
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247 | CHECK_ERROR_BREAK(pCurrentStateMedium, COMGETTER(Base)(pBaseMedium.asOutParam()));
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248 |
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249 | Bstr bstrBaseMediumName;
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250 | CHECK_ERROR_BREAK(pBaseMedium, COMGETTER(Name)(bstrBaseMediumName.asOutParam()));
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251 |
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252 | RTPrintf("[%RI32] Images and snapshots for medium \"%ls\"\n", i, bstrBaseMediumName.raw());
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253 |
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254 | DumpMediumWithChildren(pCurrentStateMedium,
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255 | pBaseMedium,
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256 | pSnapshot,
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257 | pCurrentSnapshot,
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258 | 0);
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259 | }
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260 | }
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261 | } while (0);
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262 | }
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263 |
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264 | typedef enum SnapshotUniqueFlags
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265 | {
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266 | SnapshotUniqueFlags_Null = 0,
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267 | SnapshotUniqueFlags_Number = RT_BIT(1),
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268 | SnapshotUniqueFlags_Timestamp = RT_BIT(2),
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269 | SnapshotUniqueFlags_Space = RT_BIT(16),
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270 | SnapshotUniqueFlags_Force = RT_BIT(30)
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271 | } SnapshotUniqueFlags;
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272 |
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273 | static int parseSnapshotUniqueFlags(const char *psz, SnapshotUniqueFlags *pUnique)
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274 | {
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275 | int rc = VINF_SUCCESS;
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276 | unsigned uUnique = 0;
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277 | while (psz && *psz && RT_SUCCESS(rc))
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278 | {
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279 | size_t len;
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280 | const char *pszComma = strchr(psz, ',');
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281 | if (pszComma)
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282 | len = pszComma - psz;
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283 | else
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284 | len = strlen(psz);
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285 | if (len > 0)
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286 | {
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287 | if (!RTStrNICmp(psz, "number", len))
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288 | uUnique |= SnapshotUniqueFlags_Number;
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289 | else if (!RTStrNICmp(psz, "timestamp", len))
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290 | uUnique |= SnapshotUniqueFlags_Timestamp;
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291 | else if (!RTStrNICmp(psz, "space", len))
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292 | uUnique |= SnapshotUniqueFlags_Space;
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293 | else if (!RTStrNICmp(psz, "force", len))
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294 | uUnique |= SnapshotUniqueFlags_Force;
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295 | else
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296 | rc = VERR_PARSE_ERROR;
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297 | }
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298 | if (pszComma)
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299 | psz += len + 1;
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300 | else
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301 | psz += len;
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302 | }
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303 |
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304 | if (RT_SUCCESS(rc))
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305 | *pUnique = (SnapshotUniqueFlags)uUnique;
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306 | return rc;
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307 | }
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308 |
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309 | /**
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310 | * Implementation for all VBoxManage snapshot ... subcommands.
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311 | * @param a
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312 | * @return
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313 | */
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314 | RTEXITCODE handleSnapshot(HandlerArg *a)
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315 | {
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316 | HRESULT rc;
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317 |
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318 | /** @todo r=bird: sub-standard command line parsing here!
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319 | *
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320 | * 'VBoxManage snapshot empty take --help' takes a snapshot rather than display
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321 | * help as you would expect.
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322 | *
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323 | */
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324 |
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325 | /* we need at least a VM and a command */
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326 | if (a->argc < 2)
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327 | return errorSyntax("Not enough parameters");
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328 |
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329 | /* the first argument must be the VM */
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330 | Bstr bstrMachine(a->argv[0]);
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331 | ComPtr<IMachine> pMachine;
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332 | CHECK_ERROR(a->virtualBox, FindMachine(bstrMachine.raw(),
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333 | pMachine.asOutParam()));
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334 | if (!pMachine)
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335 | return RTEXITCODE_FAILURE;
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336 |
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337 | /* we have to open a session for this task (new or shared) */
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338 | CHECK_ERROR_RET(pMachine, LockMachine(a->session, LockType_Shared), RTEXITCODE_FAILURE);
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339 | do
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340 | {
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341 | /* replace the (read-only) IMachine object by a writable one */
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342 | ComPtr<IMachine> sessionMachine;
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343 | CHECK_ERROR_BREAK(a->session, COMGETTER(Machine)(sessionMachine.asOutParam()));
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344 |
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345 | /* switch based on the command */
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346 | bool fDelete = false,
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347 | fRestore = false,
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348 | fRestoreCurrent = false;
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349 |
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350 | if (!strcmp(a->argv[1], "take"))
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351 | {
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352 | setCurrentSubcommand(HELP_SCOPE_SNAPSHOT_TAKE);
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353 |
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354 | /* there must be a name */
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355 | if (a->argc < 3)
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356 | {
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357 | errorSyntax("Missing snapshot name");
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358 | rc = E_FAIL;
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359 | break;
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360 | }
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361 | Bstr name(a->argv[2]);
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362 |
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363 | /* parse the optional arguments */
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364 | Bstr desc;
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365 | bool fPause = true; /* default is NO live snapshot */
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366 | SnapshotUniqueFlags enmUnique = SnapshotUniqueFlags_Null;
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367 | static const RTGETOPTDEF s_aTakeOptions[] =
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368 | {
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369 | { "--description", 'd', RTGETOPT_REQ_STRING },
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370 | { "-description", 'd', RTGETOPT_REQ_STRING },
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371 | { "-desc", 'd', RTGETOPT_REQ_STRING },
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372 | { "--pause", 'p', RTGETOPT_REQ_NOTHING },
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373 | { "--live", 'l', RTGETOPT_REQ_NOTHING },
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374 | { "--uniquename", 'u', RTGETOPT_REQ_STRING }
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375 | };
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376 | RTGETOPTSTATE GetOptState;
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377 | RTGetOptInit(&GetOptState, a->argc, a->argv, s_aTakeOptions, RT_ELEMENTS(s_aTakeOptions),
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378 | 3, RTGETOPTINIT_FLAGS_NO_STD_OPTS);
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379 | int ch;
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380 | RTGETOPTUNION Value;
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381 | int vrc;
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382 | while ( SUCCEEDED(rc)
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383 | && (ch = RTGetOpt(&GetOptState, &Value)))
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384 | {
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385 | switch (ch)
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386 | {
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387 | case 'p':
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388 | fPause = true;
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389 | break;
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390 |
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391 | case 'l':
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392 | fPause = false;
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393 | break;
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394 |
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395 | case 'd':
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396 | desc = Value.psz;
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397 | break;
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398 |
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399 | case 'u':
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400 | vrc = parseSnapshotUniqueFlags(Value.psz, &enmUnique);
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401 | if (RT_FAILURE(vrc))
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402 | return errorArgument("Invalid unique name description '%s'", Value.psz);
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403 | break;
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404 |
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405 | default:
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406 | errorGetOpt(ch, &Value);
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407 | rc = E_FAIL;
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408 | break;
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409 | }
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410 | }
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411 | if (FAILED(rc))
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412 | break;
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413 |
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414 | if (enmUnique & (SnapshotUniqueFlags_Number | SnapshotUniqueFlags_Timestamp))
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415 | {
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416 | ComPtr<ISnapshot> pSnapshot;
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417 | rc = sessionMachine->FindSnapshot(name.raw(),
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418 | pSnapshot.asOutParam());
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419 | if (SUCCEEDED(rc) || (enmUnique & SnapshotUniqueFlags_Force))
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420 | {
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421 | /* there is a duplicate, need to create a unique name */
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422 | uint32_t count = 0;
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423 | RTTIMESPEC now;
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424 |
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425 | if (enmUnique & SnapshotUniqueFlags_Number)
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426 | {
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427 | if (enmUnique & SnapshotUniqueFlags_Force)
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428 | count = 1;
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429 | else
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430 | count = 2;
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431 | RTTimeSpecSetNano(&now, 0); /* Shut up MSC */
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432 | }
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433 | else
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434 | RTTimeNow(&now);
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435 |
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436 | while (count < 500)
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437 | {
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438 | Utf8Str suffix;
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439 | if (enmUnique & SnapshotUniqueFlags_Number)
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440 | suffix = Utf8StrFmt("%u", count);
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441 | else
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442 | {
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443 | RTTIMESPEC nowplus = now;
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444 | RTTimeSpecAddSeconds(&nowplus, count);
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445 | RTTIME stamp;
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446 | RTTimeExplode(&stamp, &nowplus);
|
---|
447 | suffix = Utf8StrFmt("%04u-%02u-%02uT%02u:%02u:%02uZ", stamp.i32Year, stamp.u8Month, stamp.u8MonthDay, stamp.u8Hour, stamp.u8Minute, stamp.u8Second);
|
---|
448 | }
|
---|
449 | Bstr tryName = name;
|
---|
450 | if (enmUnique & SnapshotUniqueFlags_Space)
|
---|
451 | tryName = BstrFmt("%ls %s", name.raw(), suffix.c_str());
|
---|
452 | else
|
---|
453 | tryName = BstrFmt("%ls%s", name.raw(), suffix.c_str());
|
---|
454 | count++;
|
---|
455 | rc = sessionMachine->FindSnapshot(tryName.raw(),
|
---|
456 | pSnapshot.asOutParam());
|
---|
457 | if (FAILED(rc))
|
---|
458 | {
|
---|
459 | name = tryName;
|
---|
460 | break;
|
---|
461 | }
|
---|
462 | }
|
---|
463 | if (SUCCEEDED(rc))
|
---|
464 | {
|
---|
465 | errorArgument("Failed to generate a unique snapshot name");
|
---|
466 | rc = E_FAIL;
|
---|
467 | break;
|
---|
468 | }
|
---|
469 | }
|
---|
470 | rc = S_OK;
|
---|
471 | }
|
---|
472 |
|
---|
473 | ComPtr<IProgress> progress;
|
---|
474 | Bstr snapId;
|
---|
475 | CHECK_ERROR_BREAK(sessionMachine, TakeSnapshot(name.raw(), desc.raw(),
|
---|
476 | fPause, snapId.asOutParam(),
|
---|
477 | progress.asOutParam()));
|
---|
478 |
|
---|
479 | rc = showProgress(progress);
|
---|
480 | if (SUCCEEDED(rc))
|
---|
481 | RTPrintf("Snapshot taken. UUID: %ls\n", snapId.raw());
|
---|
482 | else
|
---|
483 | CHECK_PROGRESS_ERROR(progress, ("Failed to take snapshot"));
|
---|
484 | }
|
---|
485 | else if ( (fDelete = !strcmp(a->argv[1], "delete"))
|
---|
486 | || (fRestore = !strcmp(a->argv[1], "restore"))
|
---|
487 | || (fRestoreCurrent = !strcmp(a->argv[1], "restorecurrent"))
|
---|
488 | )
|
---|
489 | {
|
---|
490 | setCurrentSubcommand(fDelete ? HELP_SCOPE_SNAPSHOT_DELETE
|
---|
491 | : fRestore ? HELP_SCOPE_SNAPSHOT_RESTORE
|
---|
492 | : HELP_SCOPE_SNAPSHOT_RESTORECURRENT);
|
---|
493 |
|
---|
494 | if (fRestoreCurrent)
|
---|
495 | {
|
---|
496 | if (a->argc > 2)
|
---|
497 | {
|
---|
498 | errorSyntax("Too many arguments");
|
---|
499 | rc = E_FAIL;
|
---|
500 | break;
|
---|
501 | }
|
---|
502 | }
|
---|
503 | /* exactly one parameter: snapshot name */
|
---|
504 | else if (a->argc != 3)
|
---|
505 | {
|
---|
506 | errorSyntax("Expecting snapshot name only");
|
---|
507 | rc = E_FAIL;
|
---|
508 | break;
|
---|
509 | }
|
---|
510 |
|
---|
511 | ComPtr<ISnapshot> pSnapshot;
|
---|
512 |
|
---|
513 | if (fRestoreCurrent)
|
---|
514 | {
|
---|
515 | CHECK_ERROR_BREAK(sessionMachine, COMGETTER(CurrentSnapshot)(pSnapshot.asOutParam()));
|
---|
516 | if (pSnapshot.isNull())
|
---|
517 | {
|
---|
518 | RTPrintf("This machine does not have any snapshots\n");
|
---|
519 | return RTEXITCODE_FAILURE;
|
---|
520 | }
|
---|
521 | }
|
---|
522 | else
|
---|
523 | {
|
---|
524 | // restore or delete snapshot: then resolve cmd line argument to snapshot instance
|
---|
525 | CHECK_ERROR_BREAK(sessionMachine, FindSnapshot(Bstr(a->argv[2]).raw(),
|
---|
526 | pSnapshot.asOutParam()));
|
---|
527 | }
|
---|
528 |
|
---|
529 | Bstr bstrSnapGuid;
|
---|
530 | CHECK_ERROR_BREAK(pSnapshot, COMGETTER(Id)(bstrSnapGuid.asOutParam()));
|
---|
531 |
|
---|
532 | Bstr bstrSnapName;
|
---|
533 | CHECK_ERROR_BREAK(pSnapshot, COMGETTER(Name)(bstrSnapName.asOutParam()));
|
---|
534 |
|
---|
535 | ComPtr<IProgress> pProgress;
|
---|
536 |
|
---|
537 | RTPrintf("%s snapshot '%ls' (%ls)\n",
|
---|
538 | fDelete ? "Deleting" : "Restoring", bstrSnapName.raw(), bstrSnapGuid.raw());
|
---|
539 |
|
---|
540 | if (fDelete)
|
---|
541 | {
|
---|
542 | CHECK_ERROR_BREAK(sessionMachine, DeleteSnapshot(bstrSnapGuid.raw(),
|
---|
543 | pProgress.asOutParam()));
|
---|
544 | }
|
---|
545 | else
|
---|
546 | {
|
---|
547 | // restore or restore current
|
---|
548 | CHECK_ERROR_BREAK(sessionMachine, RestoreSnapshot(pSnapshot, pProgress.asOutParam()));
|
---|
549 | }
|
---|
550 |
|
---|
551 | rc = showProgress(pProgress);
|
---|
552 | CHECK_PROGRESS_ERROR(pProgress, ("Snapshot operation failed"));
|
---|
553 | }
|
---|
554 | else if (!strcmp(a->argv[1], "edit"))
|
---|
555 | {
|
---|
556 | setCurrentSubcommand(HELP_SCOPE_SNAPSHOT_EDIT);
|
---|
557 | if (a->argc < 3)
|
---|
558 | {
|
---|
559 | errorSyntax("Missing snapshot name");
|
---|
560 | rc = E_FAIL;
|
---|
561 | break;
|
---|
562 | }
|
---|
563 |
|
---|
564 | ComPtr<ISnapshot> pSnapshot;
|
---|
565 |
|
---|
566 | if ( !strcmp(a->argv[2], "--current")
|
---|
567 | || !strcmp(a->argv[2], "-current"))
|
---|
568 | {
|
---|
569 | CHECK_ERROR_BREAK(sessionMachine, COMGETTER(CurrentSnapshot)(pSnapshot.asOutParam()));
|
---|
570 | if (pSnapshot.isNull())
|
---|
571 | {
|
---|
572 | RTPrintf("This machine does not have any snapshots\n");
|
---|
573 | return RTEXITCODE_FAILURE;
|
---|
574 | }
|
---|
575 | }
|
---|
576 | else
|
---|
577 | {
|
---|
578 | CHECK_ERROR_BREAK(sessionMachine, FindSnapshot(Bstr(a->argv[2]).raw(),
|
---|
579 | pSnapshot.asOutParam()));
|
---|
580 | }
|
---|
581 |
|
---|
582 | /* parse options */
|
---|
583 | for (int i = 3; i < a->argc; i++)
|
---|
584 | {
|
---|
585 | if ( !strcmp(a->argv[i], "--name")
|
---|
586 | || !strcmp(a->argv[i], "-name")
|
---|
587 | || !strcmp(a->argv[i], "-newname"))
|
---|
588 | {
|
---|
589 | if (a->argc <= i + 1)
|
---|
590 | {
|
---|
591 | errorArgument("Missing argument to '%s'", a->argv[i]);
|
---|
592 | rc = E_FAIL;
|
---|
593 | break;
|
---|
594 | }
|
---|
595 | i++;
|
---|
596 | pSnapshot->COMSETTER(Name)(Bstr(a->argv[i]).raw());
|
---|
597 | }
|
---|
598 | else if ( !strcmp(a->argv[i], "--description")
|
---|
599 | || !strcmp(a->argv[i], "-description")
|
---|
600 | || !strcmp(a->argv[i], "-newdesc"))
|
---|
601 | {
|
---|
602 | if (a->argc <= i + 1)
|
---|
603 | {
|
---|
604 | errorArgument("Missing argument to '%s'", a->argv[i]);
|
---|
605 | rc = E_FAIL;
|
---|
606 | break;
|
---|
607 | }
|
---|
608 | i++;
|
---|
609 | pSnapshot->COMSETTER(Description)(Bstr(a->argv[i]).raw());
|
---|
610 | }
|
---|
611 | else
|
---|
612 | {
|
---|
613 | errorSyntax("Invalid parameter '%s'", Utf8Str(a->argv[i]).c_str());
|
---|
614 | rc = E_FAIL;
|
---|
615 | break;
|
---|
616 | }
|
---|
617 | }
|
---|
618 |
|
---|
619 | }
|
---|
620 | else if (!strcmp(a->argv[1], "showvminfo"))
|
---|
621 | {
|
---|
622 | setCurrentSubcommand(HELP_SCOPE_SNAPSHOT_SHOWVMINFO);
|
---|
623 |
|
---|
624 | /* exactly one parameter: snapshot name */
|
---|
625 | if (a->argc != 3)
|
---|
626 | {
|
---|
627 | errorSyntax("Expecting snapshot name only");
|
---|
628 | rc = E_FAIL;
|
---|
629 | break;
|
---|
630 | }
|
---|
631 |
|
---|
632 | ComPtr<ISnapshot> pSnapshot;
|
---|
633 |
|
---|
634 | CHECK_ERROR_BREAK(sessionMachine, FindSnapshot(Bstr(a->argv[2]).raw(),
|
---|
635 | pSnapshot.asOutParam()));
|
---|
636 |
|
---|
637 | /* get the machine of the given snapshot */
|
---|
638 | ComPtr<IMachine> pMachine2;
|
---|
639 | pSnapshot->COMGETTER(Machine)(pMachine2.asOutParam());
|
---|
640 | showVMInfo(a->virtualBox, pMachine2, NULL, VMINFO_NONE);
|
---|
641 | }
|
---|
642 | else if (!strcmp(a->argv[1], "list"))
|
---|
643 | {
|
---|
644 | setCurrentSubcommand(HELP_SCOPE_SNAPSHOT_LIST);
|
---|
645 | rc = handleSnapshotList(a, sessionMachine) == RTEXITCODE_SUCCESS ? S_OK : E_FAIL;
|
---|
646 | }
|
---|
647 | else if (!strcmp(a->argv[1], "dump")) // undocumented parameter to debug snapshot info
|
---|
648 | DumpSnapshot(sessionMachine);
|
---|
649 | else
|
---|
650 | {
|
---|
651 | errorSyntax("Invalid parameter '%s'", Utf8Str(a->argv[1]).c_str());
|
---|
652 | rc = E_FAIL;
|
---|
653 | }
|
---|
654 | } while (0);
|
---|
655 |
|
---|
656 | a->session->UnlockMachine();
|
---|
657 |
|
---|
658 | return SUCCEEDED(rc) ? RTEXITCODE_SUCCESS : RTEXITCODE_FAILURE;
|
---|
659 | }
|
---|
660 |
|
---|