dbgsrv/coredumpserver/test/automatictests/tcds_kernel/src/cds/t_coredumpserver.cpp
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     1 // Copyright (c) 2008-2009 Nokia Corporation and/or its subsidiary(-ies).
       
     2 // All rights reserved.
       
     3 // This component and the accompanying materials are made available
       
     4 // under the terms of "Eclipse Public License v1.0"
       
     5 // which accompanies this distribution, and is available
       
     6 // at the URL "http://www.eclipse.org/legal/epl-v10.html".
       
     7 //
       
     8 // Initial Contributors:
       
     9 // Nokia Corporation - initial contribution.
       
    10 //
       
    11 // Contributors:
       
    12 //
       
    13 // Description:
       
    14 //
       
    15 
       
    16 /**
       
    17  @file
       
    18  @internalTechnology
       
    19 */
       
    20 
       
    21 #include "t_coredumpserver.h"
       
    22 #include "flashdatasource.h"
       
    23 
       
    24 //Names of functions to be tested - referenced from script file
       
    25 _LIT(KDataViaDataSource, "DataViaDataSource");
       
    26 _LIT(KTraceViaDataSource, "TraceViaDataSource");
       
    27 _LIT(KUntrustedAccess, "UntrustedDataAccess");
       
    28 /**
       
    29  * Constructor for test wrapper
       
    30  */
       
    31 CCoreDumpServerWrapper::CCoreDumpServerWrapper()
       
    32 	{
       
    33 	}
       
    34 
       
    35 /**
       
    36  * Destructor
       
    37  */
       
    38 CCoreDumpServerWrapper::~CCoreDumpServerWrapper()
       
    39 	{
       
    40 	iCoreDumpSession.Close();
       
    41 	iSecSess.Close();
       
    42 	}
       
    43 
       
    44 /**
       
    45  * Two phase constructor for CCoreDumpServerWrapper
       
    46  * @return CProcessCrashWrapper object
       
    47  * @leave
       
    48  */
       
    49 CCoreDumpServerWrapper* CCoreDumpServerWrapper::NewL()
       
    50 	{
       
    51 	CCoreDumpServerWrapper* ret = new (ELeave) CCoreDumpServerWrapper();
       
    52 	CleanupStack::PushL(ret);
       
    53 	ret->ConstructL();
       
    54 	CleanupStack::Pop(ret);
       
    55 	return ret;
       
    56 	}
       
    57 
       
    58 /**
       
    59  * Safe construction
       
    60  * @leave
       
    61  */
       
    62 void CCoreDumpServerWrapper::ConstructL()
       
    63 	{
       
    64 	User::LeaveIfError(iCoreDumpSession.Connect());
       
    65 
       
    66 	TVersion secVers(Debug::KDebugServMajorVersionNumber, Debug::KDebugServMinorVersionNumber, Debug::KDebugServPatchVersionNumber);
       
    67 	User::LeaveIfError(iSecSess.Connect(secVers));
       
    68 	}
       
    69 
       
    70 /**
       
    71  * Assign the object
       
    72  * @param aObject TAny* to the object to test
       
    73  * @leave
       
    74  */
       
    75 void CCoreDumpServerWrapper::SetObjectL(TAny* aObject)
       
    76 	{}
       
    77 
       
    78 /**
       
    79  * Runs a test preamble
       
    80  */
       
    81 void CCoreDumpServerWrapper::PrepareTestL()
       
    82 	{
       
    83 	SetBlockResult(EPass);
       
    84 	INFO_PRINTF1(_L("CCoreDumpMonitorWrapper::Ready to start test"));
       
    85 	}
       
    86 
       
    87 /**
       
    88  * Handle a command invoked from the script
       
    89  * @param aCommand Is the name of the command for a TBuf
       
    90  * @param aSection Is the .ini file section where parameters to the command are located
       
    91  * @param aAsyncErrorIndex Is used by the TEF Block framework to handle asynchronous commands.
       
    92  */
       
    93 TBool CCoreDumpServerWrapper::DoCommandL(const TTEFFunction& aCommand, const TTEFSectionName& aSection, const TInt aAsyncErrorIndex)
       
    94 	{
       
    95 	//__UHEAP_MARK;
       
    96 
       
    97 	PrepareTestL();
       
    98 
       
    99 	if (KDataViaDataSource() == aCommand)
       
   100 		{
       
   101 		TestDataSourceReturnsSystemCrashDataL();
       
   102 		}
       
   103 	else if(KTraceViaDataSource() == aCommand)
       
   104 		{
       
   105 		TestDataSourceReturnsTraceDataL();
       
   106 		}
       
   107 	else if(KUntrustedAccess() == aCommand)
       
   108 		{
       
   109 		TestUntrustedServerAccessL();
       
   110 		}
       
   111 	else
       
   112 		{
       
   113 		return EFalse;
       
   114 		}
       
   115 
       
   116 	//__UHEAP_MARKEND;
       
   117 
       
   118 	return ETrue;
       
   119 	}
       
   120 
       
   121 /**
       
   122  * This makes sure a formatter can retrieve data via the flash data source
       
   123  */
       
   124 void CCoreDumpServerWrapper::TestDataSourceReturnsSystemCrashDataL()
       
   125 	{
       
   126 	INFO_PRINTF1(_L("TestDataSourceReturnsSystemCrashData"));
       
   127 
       
   128 	//Load Test Formatter
       
   129 	CFlashDataSource* src = CFlashDataSource::NewL(iSecSess);
       
   130 	CleanupStack::PushL(src);
       
   131 
       
   132 	RCrashInfoPointerList* crashList = new(ELeave)RCrashInfoPointerList;
       
   133 	TCleanupItem listCleanup(CCoreDumpServerWrapper::CleanupCrashList, (TAny*)crashList);
       
   134 	CleanupStack::PushL(listCleanup);
       
   135 
       
   136 	//Get the crashes from the flash partition
       
   137 	iCoreDumpSession.ListCrashesInFlashL(*crashList);
       
   138 
       
   139 	if(crashList->Count() == 0)
       
   140 		{
       
   141 		ERR_PRINTF1(_L("Failed to find any crashes in the flash that we could check out"));
       
   142 		SetBlockResult(EFail);
       
   143 		CleanupStack::PopAndDestroy(2);
       
   144 		return;
       
   145 		}
       
   146 
       
   147 	INFO_PRINTF2(_L("Found [%d] crash(es) on the partition"), crashList->Count());
       
   148 
       
   149 	INFO_PRINTF1(_L("Analysing crash 0"));
       
   150 	src->AnalyseCrashL(((*crashList)[0])->iCrashId);
       
   151 
       
   152 	INFO_PRINTF1(_L("Analysis successful"));
       
   153 
       
   154 	//Now we try and read back the core header via the flash data source
       
   155 	const TCrashInfoHeader& header = src->GetCrashHeader();
       
   156 
       
   157 	//There isn't much checking we can do here as a lot of the things are determinable.
       
   158 	//Its only a smoke test anyway to make sure the data source is functioning
       
   159 	INFO_PRINTF1(_L("Checking the process ID that crashed was 1"));
       
   160 	if(header.iPid != 0x1)
       
   161 		{
       
   162 		ERR_PRINTF1(_L("Failed to retrieve proper crashed process ID"));
       
   163 		SetBlockResult(EFail);
       
   164 		CleanupStack::PopAndDestroy(2);
       
   165 		return;
       
   166 		}
       
   167 
       
   168 	INFO_PRINTF1(_L("Checking a valid crashed process ID"));
       
   169 	if(header.iTid <= 0x1)
       
   170 		{
       
   171 		ERR_PRINTF1(_L("Failed to retrieve proper crashed process ID"));
       
   172 		SetBlockResult(EFail);
       
   173 		CleanupStack::PopAndDestroy(2);
       
   174 		return;
       
   175 		}
       
   176 
       
   177 	const TRmdArmExcInfo registers = src->GetCrashContext();
       
   178 
       
   179 	const TUint32 cpsr = registers.iCpsr;
       
   180 
       
   181 	INFO_PRINTF1(_L("Checking a valid CPSR and were in SVR mode when we crashed"));
       
   182 	if(KCPSRUsrMode == (cpsr & 0x1F))
       
   183 		{
       
   184 		ERR_PRINTF2(_L("CPSR = 0x%X    --> Not in SVR mode"), cpsr);
       
   185 		SetBlockResult(EFail);
       
   186 		CleanupStack::PopAndDestroy(2);
       
   187 		return;
       
   188 		}
       
   189 	
       
   190 	//Now, erase the partition
       
   191 
       
   192 	TRAPD(err, iCoreDumpSession.DeleteCrashPartitionL());
       
   193 	if(KErrNone != err)
       
   194 		{
       
   195 		RDebug::Printf("\ndeleteing failed with %d", err);
       
   196 		}
       
   197 
       
   198 	INFO_PRINTF1(_L("Negative test. Testing flash data source does as expected when there is no data in partition"));
       
   199 
       
   200 	TRAP(err, src->AnalyseCrashL(0));
       
   201 	if(KErrNone == err)
       
   202 		{
       
   203 		ERR_PRINTF1(_L("Were able to analyse a non existant crash with KErrNone"));
       
   204 		SetBlockResult(EFail);
       
   205 		CleanupStack::PopAndDestroy(2);
       
   206 		return;
       
   207 		}
       
   208 
       
   209 	INFO_PRINTF2(_L("Analysis gave %d as expected"), err);
       
   210 
       
   211 	CleanupStack::PopAndDestroy(2);
       
   212 	}
       
   213 
       
   214 /**
       
   215  * Testing we can retrieve trace data when it is present
       
   216  */
       
   217 void CCoreDumpServerWrapper::TestDataSourceReturnsTraceDataL()
       
   218 	{
       
   219 	INFO_PRINTF1(_L("TestDataSourceReturnsTraceDataL"));
       
   220 
       
   221 	//Load Test Formatter
       
   222 	CFlashDataSource* src = CFlashDataSource::NewL(iSecSess);
       
   223 	CleanupStack::PushL(src);
       
   224 
       
   225 	RCrashInfoPointerList* crashList = new(ELeave)RCrashInfoPointerList;
       
   226 	TCleanupItem listCleanup(CCoreDumpServerWrapper::CleanupCrashList, (TAny*)crashList);
       
   227 	CleanupStack::PushL(listCleanup);
       
   228 
       
   229 	//Get the crashes from the flash partition
       
   230 	iCoreDumpSession.ListCrashesInFlashL(*crashList);
       
   231 
       
   232 	if(crashList->Count() == 0)
       
   233 		{
       
   234 		ERR_PRINTF1(_L("Failed to find any crashes in the flash that we could check out"));
       
   235 		SetBlockResult(EFail);
       
   236 		CleanupStack::PopAndDestroy(2);
       
   237 		return;
       
   238 		}
       
   239 
       
   240 	INFO_PRINTF2(_L("Found [%d] crash(es) on the partition"), crashList->Count());
       
   241 
       
   242 	INFO_PRINTF1(_L("Analysing crash 0"));
       
   243 	src->AnalyseCrashL(((*crashList)[0])->iCrashId);
       
   244 
       
   245 	INFO_PRINTF1(_L("Analysis successful"));
       
   246 
       
   247 	TUint sizeToRead = 0x100;
       
   248 	RBuf8 traceData;
       
   249 	traceData.CreateL(sizeToRead);
       
   250 	traceData.CleanupClosePushL();
       
   251 
       
   252 	INFO_PRINTF1(_L("Reading the trace buffer"));
       
   253 
       
   254 	TRAPD(err, src->ReadTraceBufferL(traceData));
       
   255 	if(err != KErrNone)
       
   256 		{
       
   257 		ERR_PRINTF1(_L("Failed to get trace data"));
       
   258 		SetBlockResult(EFail);
       
   259 		CleanupStack::PopAndDestroy(3);
       
   260 		return;
       
   261 		}
       
   262 
       
   263 	INFO_PRINTF1(_L("Making sure the trace data is correct"));
       
   264 
       
   265 	//Can't analyse this data, just make sure its there
       
   266 	if(sizeToRead != traceData.Length())
       
   267 		{
       
   268 		ERR_PRINTF1(_L("Didnt read all the trace data there"));
       
   269 		SetBlockResult(EFail);
       
   270 		CleanupStack::PopAndDestroy(3);
       
   271 		return;
       
   272 		}
       
   273 
       
   274 	INFO_PRINTF1(_L("Trying to read with a zero sized buffer"));
       
   275 
       
   276 	//See what happens when we put in a zero size buffer
       
   277 	RBuf8 buf;
       
   278 	buf.CreateL(0);
       
   279 	buf.CleanupClosePushL();
       
   280 
       
   281 	TRAP(err, src->ReadTraceBufferL(buf));
       
   282 	if(err != KErrNone)
       
   283 		{
       
   284 		ERR_PRINTF1(_L("Failed to get trace data with a zero size buffer"));
       
   285 		SetBlockResult(EFail);
       
   286 		CleanupStack::PopAndDestroy(4);
       
   287 		return;
       
   288 		}
       
   289 
       
   290 	CleanupStack::PopAndDestroy(4);
       
   291 	}
       
   292 
       
   293 /**
       
   294  * This tests that untrusted clients cannot do things with the CDS that they shouldnt
       
   295  */
       
   296 void CCoreDumpServerWrapper::TestUntrustedServerAccessL()
       
   297 	{
       
   298 	INFO_PRINTF1(_L("TestUntrustedServerAccessL"));
       
   299 
       
   300 	INFO_PRINTF1(_L("Testing we can't list crashes from the flash partition"));
       
   301 
       
   302 	RCrashInfoPointerList* crashList = new(ELeave)RCrashInfoPointerList;
       
   303 	TRAPD(err, iCoreDumpSession.ListCrashesInFlashL(*crashList));
       
   304 	if(err != KErrPermissionDenied)
       
   305 		{
       
   306 		delete crashList;
       
   307 		ERR_PRINTF1(_L("Allowed to List crashes - shouldnt be. Are you sure the CDS token isn't in the ROM or on the device?"));
       
   308 		SetBlockResult(EFail);
       
   309 		return;
       
   310 		}
       
   311 
       
   312 	delete crashList;
       
   313 
       
   314 	INFO_PRINTF1(_L("Testing we can't delete the flash partition"));
       
   315 	TRAP(err, iCoreDumpSession.DeleteCrashPartitionL());
       
   316 	if(err != KErrPermissionDenied)
       
   317 		{
       
   318 		ERR_PRINTF1(_L("Allowed to delete flash partition - shouldnt be. Are you sure the CDS token isn't in the ROM or on the device?"));
       
   319 		SetBlockResult(EFail);
       
   320 		return;
       
   321 		}
       
   322 
       
   323 	INFO_PRINTF1(_L("Testing we can't process crash logs"));
       
   324 	TRAP(err, iCoreDumpSession.ProcessCrashLogL(0));
       
   325 	if(err != KErrPermissionDenied)
       
   326 		{
       
   327 		ERR_PRINTF2(_L("Allowed to process crash logs (%d) - shouldn't be. Are you sure the CDS token isn't in the ROM or on the device?"), err);
       
   328 		SetBlockResult(EFail);
       
   329 		return;
       
   330 		}
       
   331 
       
   332 	INFO_PRINTF1(_L("All is good. Move along, nothing to see here"));
       
   333 	}
       
   334 
       
   335 /**
       
   336  * Cleanup item implementation for RCrashInfoPointerList
       
   337  * @param aArray pointer to the list that is supposed to be freed
       
   338 */
       
   339 void CCoreDumpServerWrapper::CleanupCrashList(TAny *aArray)
       
   340 	{
       
   341 	RCrashInfoPointerList* crashList = static_cast<RCrashInfoPointerList*> (aArray);
       
   342 	crashList->ResetAndDestroy();
       
   343 	crashList->Close();
       
   344 	delete crashList;
       
   345 	}
       
   346 
       
   347 //eof