1 | #include "IPLimit.h"
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2 |
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3 | #include <sys/socket.h>
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4 | #include <netinet/in.h>
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5 | #include <arpa/inet.h>
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6 | #include <boost/date_time/posix_time/posix_time.hpp>
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7 | #include <boost/thread/xtime.hpp>
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8 |
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9 |
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10 |
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11 | #include <stdlib.h>
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12 | #include <stdio.h>
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13 | #include "myLog.h"
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14 |
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15 | using namespace IPRateLimit;
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16 | using boost::multi_index_container;
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17 | using namespace boost::multi_index;
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18 | using namespace boost::interprocess;
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19 |
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20 | //iprate_con* CIPLimit::con = NULL;
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21 | //pthread_mutex_t* CIPLimit::mutex = NULL;
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22 | //bip::managed_mapped_file* CIPLimit::seg = NULL;
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23 | //int CIPLimit::maxCount = 0;
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24 |
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25 | uint32_t CIPLimit::IPStr2Int(const char* pStr)
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26 | {
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27 | return ntohl(inet_addr(pStr));
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28 | }
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29 | void CIPLimit::IPInt2Str(uint32_t ip,char *pIP)
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30 | {
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31 | uint32_t nip = htonl(ip);
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32 | struct in_addr addr;
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33 | addr.s_addr = nip;
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34 | strcpy(pIP,inet_ntoa(addr));
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35 | }
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36 | void CIPLimit::time2str(time_t t,std::string &str)
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37 | {
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38 | struct tm t1;
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39 | localtime_r(&t,&t1);
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40 | char buf[64] = {0};
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41 | strftime(buf,sizeof(buf),"%Y-%m-%d %H:%M:%S",&t1);
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42 | str = buf;
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43 | }
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44 |
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45 | int CIPLimit::init()
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46 | {
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47 | //maxCount = count;
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48 | try
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49 | {
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50 | //m_seg = bip::managed_mapped_file(bip::open_or_create, shm_name, count*sizeof(iprate)*8);
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51 |
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52 | //m_mutex = bip::named_mutex(bip::open_or_create,shm_name);
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53 |
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54 | con = m_seg.find_or_construct<iprate_con>("iplimitcontainer")(
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55 | iprate_con::ctor_args_list(),
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56 | iprate_con::allocator_type(m_seg.get_segment_manager()));
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57 | if(!con) return -3;
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58 | //return MyProMutex::init(mutex_ipc_key,&mutex,bInitMutex);
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59 |
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60 |
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61 | }
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62 | catch(boost::interprocess::interprocess_exception& e)
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63 | {
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64 | MYLOG_ERROR(logger,"exception %s",e.what());
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65 | return -4;
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66 | }
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67 |
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68 | return 0;
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69 | }
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70 |
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71 | /*bool CIPLimit::lock()
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72 | {
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73 | return MyProMutex::lock(mutex);
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74 | }
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75 |
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76 | void CIPLimit::unlock()
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77 | {
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78 | MyProMutex::unlock(mutex);
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79 | }
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80 |
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81 | int CIPLimit::destroyMutex()
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82 | {
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83 | return pthread_mutex_destroy(mutex);
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84 | }*/
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85 |
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86 |
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87 | CIPLimit::CIPLimit(const char *shm_name, const long count):con(NULL),m_mutex(bip::open_or_create,shm_name),m_seg(bip::open_or_create, shm_name, count*sizeof(iprate)*8),maxCount(count)
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88 | {
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89 | //ctor
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90 |
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91 |
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92 | }
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93 |
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94 | CIPLimit::~CIPLimit()
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95 | {
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96 | //dtor
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97 | }
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98 |
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99 | struct modify_data
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100 | {
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101 | modify_data(const iprate &data):v(data) {}
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102 |
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103 | void operator()(iprate& data)
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104 | {
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105 | data = v;
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106 | }
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107 | private:
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108 | iprate v;
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109 | };
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110 |
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111 | int CIPLimit::getSecCountGreaterThan(int minNum,std::vector<iprate> &data)
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112 | {
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113 | try
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114 | {
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115 | scoped_lock<bip::named_recursive_mutex> lock(m_mutex);
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116 |
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117 | /*MyProMutex::CAutoRelease mtx(mutex);
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118 | if(mtx.bret == false)
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119 | return -1;*/
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120 |
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121 | secCountIdx &idx = get<ESEC_COUNT>(*con);
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122 | secCountIdx::const_iterator iter = idx.lower_bound(minNum);
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123 | for(;iter != idx.end();iter++)
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124 | {
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125 | data.push_back(*iter);
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126 | }
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127 | }
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128 | catch(boost::interprocess::interprocess_exception& e)
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129 | {
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130 | MYLOG_ERROR(logger,"free mem %d,con.size %d,exception %s",m_seg.get_free_memory(),con->size(),e.what());
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131 | return -2;
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132 | }
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133 |
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134 | return 0;
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135 | }
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136 |
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137 | int CIPLimit::getMinCountGreaterThan(int minNum,std::vector<iprate> &data)
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138 | {
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139 | try
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140 | {
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141 |
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142 | scoped_lock<bip::named_recursive_mutex> lock(m_mutex);
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143 | /*MyProMutex::CAutoRelease mtx(mutex);
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144 | if(mtx.bret == false)
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145 | return -1;*/
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146 |
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147 | minCountIdx &idx = get<EMIN_COUNT>(*con);
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148 | minCountIdx::const_iterator iter = idx.lower_bound(minNum);
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149 | for(;iter != idx.end();iter++)
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150 | {
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151 | data.push_back(*iter);
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152 | }
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153 | }
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154 | catch(boost::interprocess::interprocess_exception& e)
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155 | {
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156 | MYLOG_ERROR(logger,"free mem %d,con.size %d,exception %s",m_seg.get_free_memory(),con->size(),e.what());
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157 | return -1;
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158 | }
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159 | return 0;
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160 | }
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161 |
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162 | int CIPLimit::getHourCountGreaterThan(int minNum,std::vector<iprate> &data)
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163 | {
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164 | try
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165 | {
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166 |
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167 | scoped_lock<bip::named_recursive_mutex> lock(m_mutex);
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168 | /*MyProMutex::CAutoRelease mtx(mutex);
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169 | if(mtx.bret == false)
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170 | return -1;*/
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171 |
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172 | hourCountIdx &idx = get<EHOUR_COUNT>(*con);
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173 | hourCountIdx::const_iterator iter = idx.lower_bound(minNum);
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174 | for(;iter != idx.end();iter++)
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175 | {
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176 | data.push_back(*iter);
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177 | }
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178 | }
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179 | catch(boost::interprocess::interprocess_exception& e)
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180 | {
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181 | MYLOG_ERROR(logger,"free mem %d,con.size %d,exception %s",m_seg.get_free_memory(),con->size(),e.what());
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182 | return -1;
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183 | }
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184 |
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185 | return 0;
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186 | }
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187 |
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188 | int CIPLimit::getDayCountGreaterThan(int minNum,std::vector<iprate> &data)
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189 | {
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190 | try
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191 | {
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192 | scoped_lock<bip::named_recursive_mutex> lock(m_mutex);
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193 | /*MyProMutex::CAutoRelease mtx(mutex);
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194 | if(mtx.bret == false)
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195 | return -1;*/
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196 |
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197 | dayCountIdx &idx = get<EDAY_COUNT>(*con);
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198 | dayCountIdx::const_iterator iter = idx.lower_bound(minNum);
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199 | for(;iter != idx.end();iter++)
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200 | {
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201 | data.push_back(*iter);
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202 | }
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203 |
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204 | }
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205 | catch(boost::interprocess::interprocess_exception& e)
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206 | {
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207 | MYLOG_ERROR(logger,"free mem %d,con.size %d,exception %s",m_seg.get_free_memory(),con->size(),e.what());
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208 | return -1;
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209 | }
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210 | return 0;
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211 |
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212 | }
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213 |
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214 | int CIPLimit::getDataGreaterThan(int minNum,const ENUM_TYPE etype,std::vector<iprate> &data)
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215 | {
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216 |
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217 | if(etype == ESEC_COUNT)
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218 | {
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219 | return getSecCountGreaterThan(minNum,data);
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220 | }
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221 | else if(etype == EMIN_COUNT)
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222 | {
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223 | return getMinCountGreaterThan(minNum,data);
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224 | }
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225 | else if(etype == EHOUR_COUNT)
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226 | {
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227 | return getHourCountGreaterThan(minNum,data);
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228 |
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229 | }
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230 | else if(etype == EDAY_COUNT)
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231 | {
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232 | return getDayCountGreaterThan(minNum,data);
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233 |
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234 | }
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235 | else
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236 | {
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237 | return -1;
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238 | }
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239 |
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240 | }
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241 | int CIPLimit::incCount(uint32_t ip,iprate &data)
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242 | {
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243 | try
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244 | {
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245 | scoped_lock<bip::named_recursive_mutex> lock(m_mutex);
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246 | /* MyProMutex::CAutoRelease mtx(mutex);
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247 | if(mtx.bret == false)
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248 | {
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249 | printf("lock ret false\n");
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250 | return -1;
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251 | }*/
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252 |
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253 | ipIdx &idx = get<EIP>(*con);
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254 | ipIdx::const_iterator iter = idx.find(ip);
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255 | //ipIdx::const_iterator iter = get<EIP>(*con).find(ip);
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256 | time_t t = time(NULL);
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257 | if(iter != idx.end())
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258 | {
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259 | data = (*iter);
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260 |
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261 | //printf("---- %d,%d,%d,%d\n",data.countSec,data.countMin,data.countHour,data.countDay);
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262 |
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263 | int diffSec = t - data.tmSec;
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264 | int diffMin = t - data.tmMin;
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265 | int diffHour = t - data.tmHour;
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266 | int diffDay = t - data.tmDay;
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267 |
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268 | //printf("diff %d,%d,%d,%d\n",diffSec,diffMin,diffHour,diffDay);
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269 |
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270 | if(diffSec <= 1)
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271 | {
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272 | ++data.countSec;
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273 | }
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274 | else
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275 | {
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276 | data.countSec = 1;
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277 | data.tmSec = t;
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278 | }
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279 |
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280 | if(diffMin <= 60)
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281 | {
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282 | ++data.countMin;
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283 | }
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284 | else
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285 | {
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286 | data.countMin = 1;
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287 | data.tmMin = t;
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288 | }
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289 |
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290 | if(diffHour <= 60*60)
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291 | {
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292 | ++data.countHour;
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293 | }
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294 | else
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295 | {
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296 | data.countHour = 1;
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297 | data.tmHour = t;
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298 | }
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299 |
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300 | if(diffDay <= 60*60*24)
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301 | {
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302 | ++data.countDay;
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303 | }
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304 | else
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305 | {
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306 | data.countDay = 1;
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307 | data.tmDay = t;
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308 | }
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309 | //printf(">>%d,%d,%d,%d\n",data.countSec,data.countMin,data.countHour,data.countDay);
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310 |
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311 | idx.modify(iter,modify_data(data));
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312 |
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313 |
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314 | }
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315 | else
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316 | {
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317 | iprate d;
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318 | d.ip = ip;
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319 | d.tmSec = t;
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320 | d.tmMin = t;
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321 | d.tmHour = t;
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322 | d.tmDay = t;
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323 |
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324 | d.countSec = 1;
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325 | d.countMin = 1;
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326 | d.countHour = 1;
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327 | d.countDay = 1;
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328 |
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329 | if((int)con->size() >= maxCount )
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330 | {
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331 | dayCountIdx &dayIdx = get<EDAY_COUNT>(*con);
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332 |
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333 | dayCountIdx::const_iterator it = dayIdx.begin();
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334 | //printf("min %d,%d,%d,%d\n",it->countSec,it->countMin,it->countHour,it->countDay);
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335 |
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336 | dayIdx.modify(it,modify_data(d));
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337 | }
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338 | else
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339 | {
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340 | con->insert(d);
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341 | }
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342 |
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343 | data = d;
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344 |
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345 | }
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346 | }
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347 | catch(boost::interprocess::interprocess_exception& e)
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348 | {
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349 | MYLOG_ERROR(logger,"free mem %d,con.size %d,exception %s",m_seg.get_free_memory(),con->size(),e.what());
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350 |
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351 | return -4;
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352 | }
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353 |
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354 | return 0;
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355 |
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356 |
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357 | }
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358 |
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