1 #include "../../include/freenet/trustlistrequester.h"
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2 #include "../../include/option.h"
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3 #include "../../include/stringfunctions.h"
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4 #include "../../include/freenet/trustlistxml.h"
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6 #include <Poco/DateTimeFormatter.h>
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7 #include <Poco/Timespan.h>
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13 TrustListRequester::TrustListRequester()
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18 TrustListRequester::TrustListRequester(FCPv2::Connection *fcp):IIndexRequester<long>(fcp)
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23 const bool TrustListRequester::HandleAllData(FCPv2::Message &message)
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26 SQLite3DB::Statement st;
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27 SQLite3DB::Statement trustst;
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28 std::vector<std::string> idparts;
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30 std::vector<char> data;
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35 int dayinsertcount=0;
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36 int previnsertcount=0;
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38 StringFunctions::Split(message["Identifier"],"|",idparts);
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39 StringFunctions::Convert(message["DataLength"],datalength);
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40 StringFunctions::Convert(idparts[1],identityid);
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41 StringFunctions::Convert(idparts[2],index);
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43 // wait for all data to be received from connection
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44 m_fcp->WaitForBytes(1000,datalength);
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46 // if we got disconnected- return immediately
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47 if(m_fcp->IsConnected()==false)
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53 m_fcp->Receive(data,datalength);
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55 // get count of identities added in last 24 hours
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56 st=m_db->Prepare("SELECT COUNT(*) FROM tblIdentity WHERE DateAdded>=?;");
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57 now-=Poco::Timespan(1,0,0,0,0);
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58 st.Bind(0,Poco::DateTimeFormatter::format(now,"%Y-%m-%d %H:%M:%S"));
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60 if(st.RowReturned())
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62 if(st.ResultNull(0)==false)
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64 st.ResultInt(0,dayinsertcount);
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69 m_log->error("TrustListRequester::HandleAllData couldn't get count of identities added in last 24 hours");
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72 // get count of identities added more than 24 hours ago - if 0 then we will accept more than 100 identities now
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73 st=m_db->Prepare("SELECT COUNT(*) FROM tblIdentity WHERE DateAdded<?;");
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74 st.Bind(0,Poco::DateTimeFormatter::format(now,"%Y-%m-%d %H:%M:%S"));
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76 if(st.RowReturned())
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78 if(st.ResultNull(0)==false)
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80 st.ResultInt(0,previnsertcount);
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85 m_log->error("TrustListRequester::HandleAllData couldn't get count of identities added more than 24 hours ago");
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88 now=Poco::DateTime();
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90 // parse file into xml and update the database
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91 if(data.size()>0 && xml.ParseXML(std::string(data.begin(),data.end()))==true)
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93 // find the identity name and public key of the identity publishing the trust list
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94 std::string publisherid="";
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95 st=m_db->Prepare("SELECT Name,PublicKey FROM tblIdentity WHERE IdentityID=?;");
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96 st.Bind(0,identityid);
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98 if(st.RowReturned())
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100 std::string publishername="";
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101 std::string publisherpublickey="";
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102 st.ResultText(0,publishername);
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103 st.ResultText(1,publisherpublickey);
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104 publisherid=publishername;
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105 if(publisherpublickey.size()>4)
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107 publisherid+=publisherpublickey.substr(3,44);
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112 // drop all existing peer trust from this identity - we will rebuild it when we go through each trust in the xml file
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113 st=m_db->Prepare("DELETE FROM tblPeerTrust WHERE IdentityID=?;");
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114 st.Bind(0,identityid);
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118 st=m_db->Prepare("SELECT IdentityID FROM tblIdentity WHERE PublicKey=?;");
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119 trustst=m_db->Prepare("INSERT INTO tblPeerTrust(IdentityID,TargetIdentityID,MessageTrust,TrustListTrust,MessageTrustComment,TrustListTrustComment) VALUES(?,?,?,?,?,?);");
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121 SQLite3DB::Statement idinsert=m_db->Prepare("INSERT INTO tblIdentity(PublicKey,DateAdded,AddedMethod) VALUES(?,?,?);");
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123 // loop through all trust entries in xml and add to database if we don't already know them
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124 for(long i=0; i<xml.TrustCount(); i++)
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127 std::string identity;
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128 std::string messagetrustcomment="";
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129 std::string trustlisttrustcomment="";
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130 identity=xml.GetIdentity(i);
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132 st.Bind(0,identity);
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134 if(st.RowReturned()==false)
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136 if(insertcount<50 && (dayinsertcount<100 || previnsertcount==0))
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138 idinsert.Bind(0,identity);
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139 idinsert.Bind(1,Poco::DateTimeFormatter::format(now,"%Y-%m-%d %H:%M:%S"));
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140 idinsert.Bind(2,"trust list of "+publisherid);
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141 idinsert.Step(true);
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142 id=idinsert.GetLastInsertRowID();
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150 st.ResultInt(0,id);
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154 //insert trust for this identity
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157 trustst.Bind(0,identityid);
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158 trustst.Bind(1,id);
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159 if(xml.GetMessageTrust(i)==-1)
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165 trustst.Bind(2,xml.GetMessageTrust(i));
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167 if(xml.GetTrustListTrust(i)==-1)
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173 trustst.Bind(3,xml.GetTrustListTrust(i));
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175 messagetrustcomment=xml.GetMessageTrustComment(i);
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176 trustlisttrustcomment=xml.GetTrustListTrustComment(i);
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177 // limit comments to 50 characters each
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178 if(messagetrustcomment.size()>50)
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180 messagetrustcomment.erase(50);
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182 if(trustlisttrustcomment.size()>50)
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184 trustlisttrustcomment.erase(50);
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186 trustst.Bind(4,messagetrustcomment);
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187 trustst.Bind(5,trustlisttrustcomment);
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193 trustst.Finalize();
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196 if(insertcount>=50)
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198 m_log->warning("TrustListRequester::HandleAllData TrustList contained more than 50 new identities : "+message["Identifier"]);
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200 if(dayinsertcount>=100 && previnsertcount>0)
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202 m_log->warning("TrustListRequester::HandleAllData TrustList would have inserted more than 100 new identities in the last 24 hours : "+message["Identifier"]);
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205 st=m_db->Prepare("INSERT INTO tblTrustListRequests(IdentityID,Day,RequestIndex,Found) VALUES(?,?,?,'true');");
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206 st.Bind(0,identityid);
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207 st.Bind(1,idparts[4]);
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212 m_log->debug("TrustListRequester::HandleAllData parsed TrustList XML file : "+message["Identifier"]);
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216 // bad data - mark index
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217 st=m_db->Prepare("INSERT INTO tblTrustListRequests(IdentityID,Day,RequestIndex,Found) VALUES(?,?,?,'false');");
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218 st.Bind(0,identityid);
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219 st.Bind(1,idparts[4]);
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224 m_log->error("TrustListRequester::HandleAllData error parsing TrustList XML file : "+message["Identifier"]);
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227 // remove this identityid from request list
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228 RemoveFromRequestList(identityid);
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234 const bool TrustListRequester::HandleGetFailed(FCPv2::Message &message)
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236 SQLite3DB::Statement st;
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237 std::vector<std::string> idparts;
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241 StringFunctions::Split(message["Identifier"],"|",idparts);
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242 StringFunctions::Convert(idparts[1],identityid);
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243 StringFunctions::Convert(idparts[2],index);
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245 // if this is a fatal error - insert index into database so we won't try to download this index again
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246 if(message["Fatal"]=="true")
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248 st=m_db->Prepare("INSERT INTO tblTrustListRequests(IdentityID,Day,RequestIndex,Found) VALUES(?,?,?,'false');");
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249 st.Bind(0,identityid);
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250 st.Bind(1,idparts[4]);
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255 m_log->error("TrustListRequester::HandleGetFailed fatal error requesting "+message["Identifier"]);
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258 // remove this identityid from request list
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259 RemoveFromRequestList(identityid);
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265 void TrustListRequester::Initialize()
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267 std::string tempval="";
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268 m_fcpuniquename="TrustListRequester";
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271 Option::Instance()->GetInt("MaxIdentityRequests",m_maxrequests);
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272 if(m_maxrequests<1)
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275 m_log->error("Option MaxTrustListRequests is currently set at "+tempval+". It must be 1 or greater.");
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277 if(m_maxrequests>100)
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279 m_log->warning("Option MaxTrustListRequests is currently set at "+tempval+". This value might be incorrectly configured.");
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281 m_tempdate=Poco::Timestamp();
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284 void TrustListRequester::PopulateIDList()
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286 Poco::DateTime date;
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290 // select identities we want to query (we've seen them today and they are publishing trust list) - sort by their trust level (descending) with secondary sort on how long ago we saw them (ascending)
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291 sql="SELECT IdentityID FROM tblIdentity ";
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292 sql+="WHERE Name IS NOT NULL AND Name <> '' AND PublicKey IS NOT NULL AND PublicKey <> '' AND LastSeen>='"+Poco::DateTimeFormatter::format(date,"%Y-%m-%d")+"' AND PublishTrustList='true' AND LocalTrustListTrust>=(SELECT OptionValue FROM tblOption WHERE Option='MinLocalTrustListTrust') AND ( PeerTrustListTrust IS NULL OR PeerTrustListTrust>=(SELECT OptionValue FROM tblOption WHERE Option='MinPeerTrustListTrust') )";
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293 sql+="ORDER BY LocalTrustListTrust DESC, LastSeen;";
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295 SQLite3DB::Statement st=m_db->Prepare(sql);
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300 while(st.RowReturned())
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302 st.ResultInt(0,id);
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308 void TrustListRequester::StartRequest(const long &identityid)
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310 Poco::DateTime now;
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311 FCPv2::Message message;
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312 std::string publickey;
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314 std::string indexstr;
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315 std::string identityidstr;
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317 SQLite3DB::Statement st=m_db->Prepare("SELECT PublicKey FROM tblIdentity WHERE IdentityID=?;");
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318 st.Bind(0,identityid);
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321 if(st.RowReturned())
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323 st.ResultText(0,publickey);
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325 SQLite3DB::Statement st2=m_db->Prepare("SELECT MAX(RequestIndex) FROM tblTrustListRequests WHERE Day=? AND IdentityID=?;");
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326 st2.Bind(0,Poco::DateTimeFormatter::format(now,"%Y-%m-%d"));
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327 st2.Bind(1,identityid);
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331 if(st2.RowReturned())
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333 if(st2.ResultNull(0)==false)
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335 st2.ResultInt(0,index);
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341 StringFunctions::Convert(index,indexstr);
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342 StringFunctions::Convert(identityid,identityidstr);
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344 message.SetName("ClientGet");
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345 message["URI"]=publickey+m_messagebase+"|"+Poco::DateTimeFormatter::format(now,"%Y-%m-%d")+"|TrustList|"+indexstr+".xml";
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346 message["Identifier"]=m_fcpuniquename+"|"+identityidstr+"|"+indexstr+"|"+message["URI"];
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347 message["ReturnType"]="direct";
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348 message["MaxSize"]="1000000"; // 1 MB
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350 m_fcp->Send(message);
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352 m_requesting.push_back(identityid);
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356 m_ids[identityid]=true;
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