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1 // Copyright (c) 2008-2009 Nokia Corporation and/or its subsidiary(-ies). |
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2 // All rights reserved. |
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3 // This component and the accompanying materials are made available |
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4 // under the terms of the License "Eclipse Public License v1.0" |
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5 // which accompanies this distribution, and is available |
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6 // at the URL "http://www.eclipse.org/legal/epl-v10.html". |
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7 // |
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8 // Initial Contributors: |
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9 // Nokia Corporation - initial contribution. |
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10 // |
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11 // Contributors: |
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12 // |
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13 // Description: |
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14 // e32test\misc\t_svrstress.cpp |
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15 // This is a stress test for client server session connect and disconnect |
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16 // |
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17 |
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18 #include <e32base.h> |
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19 #include <e32base_private.h> |
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20 #define __E32TEST_EXTENSION__ |
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21 #include <e32test.h> |
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22 #include <e32svr.h> |
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23 #include "u32std.h" |
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24 #include <e32atomics.h> |
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25 #include <e32panic.h> |
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26 #include <e32def.h> |
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27 #include <e32def_private.h> |
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28 |
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29 RTest test(_L("T_SVRSTRESS")); |
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30 |
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31 RSemaphore SyncSemaphore; |
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32 TUint32 WaitABit; |
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33 |
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34 TInt NumMessageSlots; |
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35 TInt UseGlobalMessagePool; |
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36 |
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37 const TInt BigDesLength = 256 * 1024; |
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38 |
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39 #if 1 |
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40 #define TRACE(t) RDebug::RawPrint(_L8(t)) |
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41 #else |
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42 #define TRACE(t) |
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43 #endif |
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44 |
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45 // |
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46 // utility functions... |
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47 // |
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48 |
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49 void WaitForRequest() |
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50 { |
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51 User::WaitForAnyRequest(); |
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52 RThread().RequestSignal(); // put request semaphore count back |
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53 } |
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54 |
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55 |
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56 TInt WaitForRequest(TRequestStatus& aStatus,TTimeIntervalMicroSeconds32 aTimeout=2*1000000) |
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57 { |
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58 RTimer timer; |
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59 test_Equal(KErrNone,timer.CreateLocal()); |
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60 |
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61 TRequestStatus timeoutStatus; |
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62 timer.After(timeoutStatus,aTimeout); |
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63 |
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64 User::WaitForRequest(aStatus,timeoutStatus); |
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65 |
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66 TInt r; |
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67 if(aStatus.Int()==KRequestPending) |
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68 { |
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69 r = KErrTimedOut; |
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70 } |
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71 else |
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72 { |
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73 r = KErrNone; |
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74 timer.Cancel(); |
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75 User::WaitForRequest(timeoutStatus); |
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76 } |
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77 |
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78 CLOSE_AND_WAIT(timer); |
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79 |
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80 return r; |
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81 } |
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82 |
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83 |
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84 // |
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85 // CMyServer |
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86 // |
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87 |
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88 _LIT(KMyServerName,"StressSvr"); |
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89 |
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90 class CMyServer : public CServer2 |
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91 { |
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92 public: |
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93 CMyServer(TInt aPriority); |
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94 static CMyServer* New(TInt aPriority); |
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95 virtual CSession2* NewSessionL(const TVersion&, const RMessage2&) const; |
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96 }; |
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97 |
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98 |
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99 class CMySession : public CSession2 |
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100 { |
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101 public: |
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102 virtual void ServiceL(const RMessage2& aMessage); |
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103 }; |
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104 |
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105 |
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106 CMyServer* CMyServer::New(TInt aPriority) |
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107 { |
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108 return new CMyServer(aPriority); |
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109 } |
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110 |
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111 |
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112 CMyServer::CMyServer(TInt aPriority) |
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113 : CServer2(aPriority, ESharableSessions) |
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114 {} |
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115 |
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116 |
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117 CSession2* CMyServer::NewSessionL(const TVersion&, const RMessage2&) const |
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118 { |
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119 TRACE("O"); |
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120 return new(ELeave) CMySession; |
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121 } |
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122 |
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123 |
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124 TBool RestartServer; |
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125 |
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126 TInt MyServerThread(TAny*) |
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127 { |
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128 CActiveScheduler* pR=new CActiveScheduler; |
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129 if(!pR) |
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130 return KErrNoMemory; |
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131 CActiveScheduler::Install(pR); |
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132 RestartServer = ETrue; |
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133 |
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134 while(RestartServer) |
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135 { |
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136 __UHEAP_MARK; |
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137 CMyServer* pS=CMyServer::New(0); |
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138 if(!pS) |
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139 return KErrNoMemory; |
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140 TInt r = pS->Start(KMyServerName); |
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141 if(r!=KErrNone) |
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142 return r; |
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143 |
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144 TRACE("S"); |
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145 RThread::Rendezvous(KErrNone); |
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146 |
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147 CActiveScheduler::Start(); |
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148 |
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149 delete pS; |
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150 __UHEAP_MARKEND; |
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151 } |
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152 |
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153 delete pR; |
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154 return KErrNone; |
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155 } |
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156 |
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157 |
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158 // |
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159 // RMyServer |
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160 // |
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161 |
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162 class RMyServer : public RSessionBase |
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163 { |
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164 public: |
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165 enum TFunction |
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166 { |
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167 EStop, |
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168 ESync, |
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169 EPing, |
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170 EShutdown, |
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171 ECompleteWhileCopying |
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172 }; |
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173 public: |
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174 TInt Connect(); |
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175 |
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176 inline TInt Send(TFunction aFunction) const |
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177 { return SendReceive(aFunction); } |
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178 |
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179 inline TInt Send(TFunction aFunction, const TIpcArgs& aArgs) const |
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180 { return SendReceive(aFunction, aArgs); } |
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181 |
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182 inline void Send(TFunction aFunction, TRequestStatus& aStatus) const |
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183 { SendReceive(aFunction, aStatus); } |
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184 |
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185 inline void Send(TFunction aFunction, const TIpcArgs& aArgs, TRequestStatus& aStatus) const |
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186 { SendReceive(aFunction, aArgs, aStatus); } |
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187 }; |
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188 |
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189 |
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190 TInt RMyServer::Connect() |
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191 { |
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192 RMyServer temp; |
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193 TInt r = temp.CreateSession(KMyServerName, TVersion(), UseGlobalMessagePool ? -1 : NumMessageSlots); |
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194 if(r!=KErrNone) |
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195 return r; |
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196 |
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197 // turn handle into process owned... |
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198 RMyServer temp2(temp); |
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199 r = temp2.Duplicate(RThread()); |
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200 temp.Close(); |
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201 |
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202 *this = temp2; |
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203 return r; |
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204 } |
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205 |
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206 |
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207 |
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208 // |
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209 // CMySession |
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210 // |
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211 |
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212 TInt CopierThread(TAny* aPtr) |
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213 { |
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214 RMessage2& msg = *(RMessage2*)aPtr; |
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215 HBufC* bigdes = HBufC::NewMax(BigDesLength); |
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216 if (bigdes == NULL) |
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217 return KErrNoMemory; |
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218 TPtr ptr = bigdes->Des(); |
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219 RThread().Rendezvous(KErrNone); |
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220 RDebug::Print(_L("START\n")); |
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221 TInt r = msg.Read(2, ptr); |
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222 RDebug::Print(_L("DONE\n")); |
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223 delete bigdes; |
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224 return r; |
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225 } |
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226 |
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227 void CMySession::ServiceL(const RMessage2& aMessage) |
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228 { |
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229 RThread client; |
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230 RThread copier; |
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231 aMessage.Client(client); |
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232 TRequestStatus* s; |
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233 TRequestStatus* s2; |
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234 TRequestStatus logon, rendez; |
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235 TInt r; |
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236 s = (TRequestStatus*)aMessage.Ptr0(); |
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237 |
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238 switch(aMessage.Function()) |
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239 { |
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240 case RMyServer::EStop: |
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241 TRACE("E"); |
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242 CActiveScheduler::Stop(); |
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243 break; |
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244 |
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245 case RMyServer::ESync: |
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246 TRACE("Y"); |
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247 client.RequestComplete(s,KErrNone); // let client know we've received the message |
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248 SyncSemaphore.Wait(); // wait for signal from client |
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249 s = (TRequestStatus*)aMessage.Ptr1(); // use second status for later end signal |
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250 aMessage.Complete(KErrNone); // complete the message |
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251 break; |
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252 |
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253 case RMyServer::EPing: |
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254 TRACE("P"); |
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255 aMessage.Complete(KErrNone); |
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256 break; |
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257 |
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258 case RMyServer::EShutdown: |
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259 TRACE("D"); |
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260 RestartServer = EFalse; |
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261 CActiveScheduler::Stop(); |
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262 break; |
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263 |
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264 case RMyServer::ECompleteWhileCopying: |
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265 s2 = (TRequestStatus*)aMessage.Ptr1(); |
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266 r = copier.Create(_L("Copier"),CopierThread,KDefaultStackSize,&User::Allocator(),(TAny*)&aMessage); |
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267 if (r == KErrNone) |
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268 { |
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269 copier.Logon(logon); |
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270 copier.Rendezvous(rendez); |
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271 copier.SetPriority(EPriorityLess); |
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272 copier.Resume(); |
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273 User::WaitForRequest(rendez); |
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274 User::AfterHighRes(5000); // 5ms delay to let copy actually start |
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275 RDebug::Print(_L("COMPLETING\n")); |
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276 aMessage.Complete(KErrNone); |
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277 User::WaitForRequest(logon); |
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278 copier.Close(); |
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279 } |
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280 client.RequestComplete(s,r); |
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281 s = s2; |
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282 break; |
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283 |
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284 default: |
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285 TRACE("?"); |
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286 aMessage.Complete(KErrNotSupported); |
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287 break; |
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288 } |
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289 |
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290 // let client know we've completed the message... |
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291 TRACE("X"); |
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292 client.RequestComplete(s,KErrNone); |
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293 |
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294 client.Close(); |
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295 } |
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296 |
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297 |
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298 |
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299 // |
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300 // RStressThread |
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301 // |
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302 |
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303 class RStressThread |
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304 { |
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305 public: |
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306 RStressThread(TThreadFunction aThreadFunction, const char* aName, TInt aDelay=-1); |
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307 ~RStressThread(); |
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308 void Start(); |
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309 void Restart(); |
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310 void Stop(); |
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311 // for use by thread... |
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312 static RStressThread& Begin(TAny* aInfo); |
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313 TBool Loop(); |
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314 private: |
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315 TThreadFunction iThreadFunction; |
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316 const char* iName; |
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317 RThread iThread; |
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318 TRequestStatus iLogon; |
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319 TUint iCount; |
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320 TBool iStop; |
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321 TInt iDelay; |
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322 |
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323 private: |
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324 static TInt iInstanceCounter; |
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325 }; |
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326 |
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327 |
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328 TInt RStressThread::iInstanceCounter = 0; |
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329 |
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330 |
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331 RStressThread::RStressThread(TThreadFunction aThreadFunction, const char* aName, TInt aDelay) |
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332 : iThreadFunction(aThreadFunction), iName(aName), iLogon(KErrNone), iDelay(aDelay) |
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333 { |
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334 iThread.SetHandle(0); |
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335 } |
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336 |
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337 |
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338 RStressThread::~RStressThread() |
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339 { |
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340 Stop(); |
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341 } |
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342 |
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343 |
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344 void RStressThread::Start() |
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345 { |
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346 iStop = false; |
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347 iCount = 0; |
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348 |
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349 TBuf<KMaxKernelName> name; |
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350 name.Copy(TPtrC8((const TUint8*)iName)); |
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351 name.Append((TText)'-'); |
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352 name.AppendNum(iInstanceCounter++); |
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353 test_Equal(KErrNone,iThread.Create(name,iThreadFunction,KDefaultStackSize,&User::Allocator(),this)); |
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354 |
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355 iThread.Logon(iLogon); |
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356 test_Equal(KRequestPending,iLogon.Int()); |
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357 |
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358 TRequestStatus rendezvous; |
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359 iThread.Rendezvous(rendezvous); |
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360 |
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361 iThread.Resume(); |
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362 |
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363 User::WaitForRequest(rendezvous); |
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364 test_Equal(KErrNone,rendezvous.Int()); |
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365 } |
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366 |
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367 |
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368 void RStressThread::Stop() |
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369 { |
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370 if(!iThread.Handle()) |
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371 return; // thread not running |
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372 |
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373 iStop = true; |
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374 RDebug::Printf("RStressThread::Stop %s (count=%d)",iName,iCount); |
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375 if(WaitForRequest(iLogon,10*1000000)!=KErrNone) |
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376 test(0); |
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377 CLOSE_AND_WAIT(iThread); |
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378 } |
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379 |
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380 |
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381 void RStressThread::Restart() |
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382 { |
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383 if(iThread.Handle()) |
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384 { |
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385 if(iLogon==KRequestPending) |
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386 return; // thread still running |
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387 |
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388 User::WaitForRequest(iLogon); |
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389 CLOSE_AND_WAIT(iThread); |
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390 } |
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391 |
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392 Start(); |
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393 } |
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394 |
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395 |
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396 TBool RStressThread::Loop() |
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397 { |
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398 if(iDelay>=0) |
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399 User::AfterHighRes(iDelay); |
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400 ++iCount; |
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401 return !iStop; |
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402 } |
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403 |
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404 |
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405 RStressThread& RStressThread::Begin(TAny* aInfo) |
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406 { |
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407 RStressThread& t = *(RStressThread*)aInfo; |
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408 if(t.iDelay>=0) |
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409 RThread().SetPriority(EPriorityMore); // so this preempts threads after delay |
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410 RThread::Rendezvous(KErrNone); |
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411 return t; |
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412 } |
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413 |
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414 // |
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415 // |
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416 // |
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417 |
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418 |
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419 RMyServer Session; |
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420 RThread ServerThread; |
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421 |
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422 |
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423 void NewSession() |
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424 { |
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425 RMyServer newSession; |
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426 TRACE("o"); |
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427 test_Equal(KErrNone,newSession.Connect()); |
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428 |
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429 RMyServer oldSession(Session); |
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430 Session = newSession; |
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431 |
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432 TRACE("c"); |
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433 if(oldSession.Handle()) |
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434 CLOSE_AND_WAIT(oldSession); |
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435 } |
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436 |
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437 |
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438 TInt SessionCloserThread(TAny* aInfo) |
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439 { |
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440 RStressThread& t = RStressThread::Begin(aInfo); |
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441 do |
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442 { |
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443 NewSession(); |
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444 } |
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445 while(t.Loop()); |
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446 return KErrNone; |
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447 } |
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448 |
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449 |
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450 TInt ServerStopperThread(TAny* aInfo) |
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451 { |
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452 RStressThread& t = RStressThread::Begin(aInfo); |
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453 do |
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454 { |
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455 TRACE("s"); |
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456 TRequestStatus rendezvous; |
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457 ServerThread.Rendezvous(rendezvous); |
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458 |
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459 TRequestStatus s1 = KRequestPending; |
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460 TRequestStatus s2; |
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461 Session.Send(RMyServer::EStop,TIpcArgs(&s1),s2); |
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462 User::WaitForRequest(s1,s2); |
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463 if(s2!=KRequestPending) |
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464 { |
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465 test_Equal(KErrServerTerminated,s2.Int()); |
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466 User::WaitForRequest(s1); |
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467 } |
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468 |
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469 User::WaitForRequest(rendezvous); |
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470 NewSession(); |
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471 } |
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472 while(t.Loop()); |
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473 return KErrNone; |
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474 } |
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475 |
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476 |
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477 TInt SessionPingerThread(TAny* aInfo) |
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478 { |
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479 RStressThread& t = RStressThread::Begin(aInfo); |
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480 do |
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481 { |
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482 TRACE("p"); |
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483 TRequestStatus s1 = KRequestPending; |
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484 TRequestStatus s2; |
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485 Session.Send(RMyServer::EPing,TIpcArgs(&s1),s2); |
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486 User::WaitForRequest(s1,s2); |
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487 if(s2.Int()==KErrNone) |
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488 { |
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489 // message completed OK, wait for servers extra signal |
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490 User::WaitForRequest(s1); |
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491 } |
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492 else if(s2.Int()==KErrServerTerminated) |
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493 { |
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494 // server died before message processed, there shouldn't be an extra signal |
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495 test_Equal(KRequestPending,s1.Int()); |
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496 } |
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497 else |
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498 { |
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499 // assume message was completed by server, but we didn't get signalled because session was closed |
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500 test_Equal(KRequestPending,s2.Int()); |
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501 test_Equal(KErrNone,s1.Int()); |
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502 } |
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503 } |
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504 while(t.Loop()); |
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505 return KErrNone; |
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506 } |
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507 |
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508 |
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509 void TestInit() |
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510 { |
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511 RThread().SetPriority(EPriorityMuchMore); // so this main thread is higher priority than workers |
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512 |
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513 test_Equal(KErrNone,SyncSemaphore.CreateLocal(0,EOwnerProcess)); |
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514 |
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515 // calculate async cleanup timeout value... |
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516 TInt factor = UserSvr::HalFunction(EHalGroupVariant, EVariantHalTimeoutExpansion, 0, 0); |
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517 if (factor<=0) |
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518 factor = 1; |
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519 if (factor>1024) |
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520 factor = 1024; |
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521 WaitABit = 200000 * (TUint32)factor; |
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522 } |
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523 |
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524 |
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525 void StartServer() |
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526 { |
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527 // start test server... |
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528 test_Equal(KErrNone,ServerThread.Create(_L("Server"),MyServerThread,KDefaultStackSize,1<<12,1<<20,0)); |
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529 TRequestStatus rendezvous; |
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530 ServerThread.Rendezvous(rendezvous); |
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531 ServerThread.Resume(); |
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532 User::WaitForRequest(rendezvous); |
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533 test_Equal(KErrNone,rendezvous.Int()); |
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534 test_Equal(EExitPending,ServerThread.ExitType()); |
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535 } |
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536 |
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537 |
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538 void StopServer() |
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539 { |
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540 TRequestStatus logon; |
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541 NewSession(); |
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542 TRequestStatus s1 = KRequestPending; |
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543 TRequestStatus s2; |
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544 ServerThread.Logon(logon); |
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545 Session.Send(RMyServer::EShutdown,TIpcArgs(&s1),s2); |
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546 User::WaitForRequest(s1,s2); |
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547 if(s2!=KRequestPending) |
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548 { |
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549 test_Equal(KErrServerTerminated,s2.Int()); |
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550 User::WaitForRequest(s1); |
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551 } |
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552 CLOSE_AND_WAIT(Session); |
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553 User::WaitForRequest(logon); |
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554 test_KErrNone(logon.Int()); |
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555 test_Equal(EExitKill, ServerThread.ExitType()); |
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556 CLOSE_AND_WAIT(ServerThread); |
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557 } |
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558 |
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559 |
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560 void TestMessageCompleteOnClosedSession() |
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561 { |
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562 __KHEAP_MARK; |
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563 |
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564 test.Start(_L("Start server")); |
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565 StartServer(); |
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566 |
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567 test.Next(_L("Connect")); |
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568 test_Equal(KErrNone,Session.Connect()); |
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569 |
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570 test.Next(_L("Send message")); |
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571 TRequestStatus s1 = KRequestPending; |
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572 TRequestStatus s2 = KRequestPending; |
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573 TRequestStatus s3; |
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574 Session.Send(RMyServer::ESync,TIpcArgs(&s1,&s2),s3); |
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575 test_Equal(KRequestPending,s3.Int()); |
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576 |
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577 test.Next(_L("Wait for s1")); |
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578 test_Equal(KErrNone,WaitForRequest(s1)); |
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579 test_Equal(KErrNone,s1.Int()); |
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580 test_Equal(KRequestPending,s2.Int()); |
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581 test_Equal(KRequestPending,s3.Int()); |
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582 |
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583 test.Next(_L("Close session")); |
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584 Session.Close(); |
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585 test_Equal(KRequestPending,s2.Int()); |
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586 test_Equal(KRequestPending,s3.Int()); |
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587 |
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588 test.Next(_L("Trigger message completion")); |
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589 SyncSemaphore.Signal(); |
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590 |
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591 test.Next(_L("Wait for s2")); |
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592 test_Equal(KErrNone,WaitForRequest(s2)); |
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593 test_Equal(KErrNone,s2.Int()); |
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594 test_Equal(KRequestPending,s3.Int()); |
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595 |
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596 test.Next(_L("Stop server")); |
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597 StopServer(); |
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598 |
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599 test.End(); |
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600 |
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601 User::After(WaitABit); // allow asynchronous cleanup to happen |
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602 |
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603 __KHEAP_MARKEND; |
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604 } |
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605 |
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606 |
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607 void TestMessageCompleteWhileCopying() |
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608 { |
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609 __KHEAP_MARK; |
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610 |
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611 test.Start(_L("Start server")); |
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612 StartServer(); |
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613 |
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614 test.Next(_L("Connect")); |
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615 test_Equal(KErrNone,Session.Connect()); |
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616 |
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617 test.Next(_L("Create large descriptor")); |
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618 HBufC* bigdes = HBufC::NewMax(BigDesLength); |
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619 test_NotNull(bigdes); |
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620 TPtr ptr = bigdes->Des(); |
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621 |
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622 test.Next(_L("Send message")); |
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623 TRequestStatus s1 = KRequestPending; |
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624 TRequestStatus s2 = KRequestPending; |
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625 TRequestStatus s3; |
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626 Session.Send(RMyServer::ECompleteWhileCopying,TIpcArgs(&s1,&s2,&ptr),s3); |
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627 |
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628 test.Next(_L("Wait for s3")); |
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629 test_Equal(KErrNone,WaitForRequest(s3,10*1000000)); |
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630 test_Equal(KErrNone,s3.Int()); |
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631 |
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632 test.Next(_L("Wait for s2")); |
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633 test_Equal(KErrNone,WaitForRequest(s2,10*1000000)); |
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634 test_Equal(KErrNone,s2.Int()); |
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635 |
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636 test.Next(_L("Wait for s1")); |
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637 test_Equal(KErrNone,WaitForRequest(s1,10*1000000)); |
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638 test_Equal(KErrNone,s1.Int()); |
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639 |
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640 test.Next(_L("Close session")); |
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641 Session.Close(); |
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642 |
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643 test.Next(_L("Stop server")); |
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644 StopServer(); |
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645 |
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646 test.End(); |
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647 |
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648 User::After(WaitABit); // allow asynchronous cleanup to happen |
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649 |
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650 __KHEAP_MARKEND; |
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651 } |
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652 |
|
653 |
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654 void RunStressThreads(RStressThread& aThread1, RStressThread& aThread2, TInt aTimeout=1000000) |
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655 { |
|
656 __KHEAP_MARK; |
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657 |
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658 StartServer(); |
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659 |
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660 NewSession(); |
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661 |
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662 aThread1.Start(); |
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663 aThread2.Start(); |
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664 |
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665 RTimer timer; |
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666 test_Equal(KErrNone,timer.CreateLocal()); |
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667 TRequestStatus timeoutStatus; |
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668 timer.After(timeoutStatus,aTimeout); |
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669 do |
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670 { |
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671 aThread1.Restart(); |
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672 aThread2.Restart(); |
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673 WaitForRequest(); |
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674 } |
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675 while(timeoutStatus==KRequestPending); |
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676 User::WaitForRequest(timeoutStatus); |
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677 CLOSE_AND_WAIT(timer); |
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678 |
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679 aThread2.Stop(); |
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680 aThread1.Stop(); |
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681 |
|
682 CLOSE_AND_WAIT(Session); |
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683 StopServer(); |
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684 |
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685 User::After(WaitABit); // allow asynchronous cleanup to happen |
|
686 __KHEAP_MARKEND; |
|
687 } |
|
688 |
|
689 |
|
690 GLDEF_C TInt E32Main() |
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691 { |
|
692 TInt i; |
|
693 |
|
694 test.Title(); |
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695 |
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696 test.Start(_L("Initialise")); |
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697 TestInit(); |
|
698 |
|
699 for(UseGlobalMessagePool=0; UseGlobalMessagePool<2; ++UseGlobalMessagePool) |
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700 { |
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701 if(UseGlobalMessagePool) |
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702 test.Next(_L("Tests using global message pool")); |
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703 else |
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704 test.Next(_L("Tests using local message pool")); |
|
705 |
|
706 NumMessageSlots = 1; |
|
707 |
|
708 test.Start(_L("Check completing messages on dead session")); |
|
709 TestMessageCompleteOnClosedSession(); |
|
710 |
|
711 for (i=0; i<10; i++) |
|
712 { |
|
713 test.Next(_L("Check completing message while IPC copying")); |
|
714 TestMessageCompleteWhileCopying(); |
|
715 } |
|
716 |
|
717 test.Next(_L("Stress closing session whilst in use")); |
|
718 RStressThread closer(SessionCloserThread,"SessionCloser",0); |
|
719 RStressThread pinger1(SessionPingerThread,"Pinger"); |
|
720 RunStressThreads(closer, pinger1); |
|
721 |
|
722 NumMessageSlots = 2; |
|
723 |
|
724 test.Next(_L("Stress stopping server whilst in use")); |
|
725 RStressThread stopper(ServerStopperThread,"ServerStopper",0); |
|
726 RStressThread pinger2(SessionPingerThread,"Pinger"); |
|
727 RunStressThreads(stopper, pinger2); |
|
728 |
|
729 test.End(); |
|
730 } |
|
731 |
|
732 test.End(); |
|
733 return(0); |
|
734 } |
|
735 |