| 1 | /*************************************************************************** |
| 2 | * Copyright (C) 2004 by Intra2net AG * |
| 3 | * info@intra2net.com * |
| 4 | * * |
| 5 | ***************************************************************************/ |
| 6 | |
| 7 | #include <sys/types.h> |
| 8 | #include <unistd.h> |
| 9 | #include <errno.h> |
| 10 | #include <signal.h> |
| 11 | #include <stdio.h> |
| 12 | |
| 13 | #include <iostream> |
| 14 | #include <string> |
| 15 | #include <sstream> |
| 16 | #include <stdexcept> |
| 17 | |
| 18 | #include <cppunit/extensions/TestFactoryRegistry.h> |
| 19 | #include <cppunit/ui/text/TestRunner.h> |
| 20 | #include <cppunit/extensions/HelperMacros.h> |
| 21 | |
| 22 | #include <boost/archive/binary_oarchive.hpp> |
| 23 | #include <boost/archive/binary_iarchive.hpp> |
| 24 | #include <boost/archive/xml_oarchive.hpp> |
| 25 | #include <boost/archive/xml_iarchive.hpp> |
| 26 | #include <boost/serialization/serialization.hpp> |
| 27 | |
| 28 | #include <container.hxx> |
| 29 | #include <socket_client.hxx> |
| 30 | #include <socket_server.hxx> |
| 31 | #include <command_client.hxx> |
| 32 | #include <command_server.hxx> |
| 33 | |
| 34 | using namespace std; |
| 35 | using namespace CppUnit; |
| 36 | using namespace libt2n; |
| 37 | |
| 38 | namespace |
| 39 | { |
| 40 | |
| 41 | command_server *global_server; |
| 42 | |
| 43 | string testfunc(const string& str) |
| 44 | { |
| 45 | string ret; |
| 46 | ret=str+", testfunc() was here"; |
| 47 | |
| 48 | // call handle, eventually reentrant |
| 49 | global_server->handle(1000); |
| 50 | |
| 51 | return ret; |
| 52 | } |
| 53 | |
| 54 | class testfunc_res : public libt2n::result |
| 55 | { |
| 56 | private: |
| 57 | string res; |
| 58 | |
| 59 | friend class boost::serialization::access; |
| 60 | template<class Archive> |
| 61 | void serialize(Archive & ar, const unsigned int version) |
| 62 | { |
| 63 | ar & BOOST_SERIALIZATION_BASE_OBJECT_NVP(libt2n::result); |
| 64 | ar & BOOST_SERIALIZATION_NVP(res); |
| 65 | } |
| 66 | |
| 67 | public: |
| 68 | testfunc_res() |
| 69 | { } |
| 70 | |
| 71 | testfunc_res(const string& str) |
| 72 | { |
| 73 | res=str; |
| 74 | } |
| 75 | |
| 76 | string get_data() |
| 77 | { |
| 78 | return res; |
| 79 | } |
| 80 | }; |
| 81 | |
| 82 | |
| 83 | class testfunc_cmd : public libt2n::command |
| 84 | { |
| 85 | private: |
| 86 | string param; |
| 87 | |
| 88 | friend class boost::serialization::access; |
| 89 | template<class Archive> |
| 90 | void serialize(Archive & ar, const unsigned int version) |
| 91 | { |
| 92 | ar & BOOST_SERIALIZATION_BASE_OBJECT_NVP(libt2n::command); |
| 93 | ar & BOOST_SERIALIZATION_NVP(param); |
| 94 | } |
| 95 | |
| 96 | public: |
| 97 | testfunc_cmd() |
| 98 | { } |
| 99 | |
| 100 | testfunc_cmd(const string& str) |
| 101 | { |
| 102 | param=str; |
| 103 | } |
| 104 | |
| 105 | libt2n::result* operator()() |
| 106 | { |
| 107 | return new testfunc_res(testfunc(param)); |
| 108 | } |
| 109 | }; |
| 110 | |
| 111 | } |
| 112 | |
| 113 | #include <boost/serialization/export.hpp> |
| 114 | |
| 115 | BOOST_CLASS_EXPORT(testfunc_cmd) |
| 116 | BOOST_CLASS_EXPORT(testfunc_res) |
| 117 | |
| 118 | class test_reentrant : public TestFixture |
| 119 | { |
| 120 | CPPUNIT_TEST_SUITE(test_reentrant); |
| 121 | |
| 122 | CPPUNIT_TEST(ReentrantServer); |
| 123 | |
| 124 | CPPUNIT_TEST_SUITE_END(); |
| 125 | |
| 126 | pid_t child_pid; |
| 127 | |
| 128 | public: |
| 129 | |
| 130 | void setUp() |
| 131 | { } |
| 132 | |
| 133 | void tearDown() |
| 134 | { } |
| 135 | |
| 136 | void ReentrantServer() |
| 137 | { |
| 138 | switch(child_pid=fork()) |
| 139 | { |
| 140 | case -1: |
| 141 | { |
| 142 | CPPUNIT_FAIL("fork error"); |
| 143 | break; |
| 144 | } |
| 145 | case 0: |
| 146 | // child |
| 147 | { |
| 148 | // wait till server is up |
| 149 | sleep(1); |
| 150 | |
| 151 | // we want 8 identical childs hammering the server |
| 152 | fork(); |
| 153 | fork(); |
| 154 | fork(); |
| 155 | |
| 156 | for (int i=0; i < 100; i++) |
| 157 | { |
| 158 | socket_client_connection sc("./socket"); |
| 159 | command_client cc(&sc); |
| 160 | |
| 161 | result_container rc; |
| 162 | cc.send_command(new testfunc_cmd("hello"),rc); |
| 163 | |
| 164 | string ret=dynamic_cast<testfunc_res*>(rc.get_result())->get_data(); |
| 165 | |
| 166 | CPPUNIT_ASSERT_EQUAL(string("hello, testfunc() was here"),ret); |
| 167 | } |
| 168 | |
| 169 | // don't call atexit and stuff |
| 170 | _exit(0); |
| 171 | } |
| 172 | |
| 173 | default: |
| 174 | // parent |
| 175 | { |
| 176 | socket_server ss("./socket"); |
| 177 | command_server cs(ss); |
| 178 | |
| 179 | global_server=&cs; |
| 180 | |
| 181 | // max 10 sec |
| 182 | long long maxtime=5000000; |
| 183 | while(maxtime > 0) |
| 184 | cs.handle(maxtime,&maxtime); |
| 185 | } |
| 186 | |
| 187 | // we are still alive, everything is ok |
| 188 | CPPUNIT_ASSERT_EQUAL(1,1); |
| 189 | } |
| 190 | } |
| 191 | |
| 192 | }; |
| 193 | |
| 194 | |
| 195 | CPPUNIT_TEST_SUITE_REGISTRATION(test_reentrant); |