mirror of
https://github.com/RetroShare/RetroShare.git
synced 2024-10-01 02:35:48 -04:00
664 lines
14 KiB
C++
664 lines
14 KiB
C++
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/*
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* RetroShare C++ Interface.
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*
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* Copyright 2012-2012 by Robert Fernie.
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Library General Public
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* License Version 2.1 as published by the Free Software Foundation.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Library General Public License for more details.
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*
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* You should have received a copy of the GNU Library General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
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* USA.
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*
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* Please report all bugs and problems to "retroshare@lunamutt.com".
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*
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*/
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#include <retroshare/rsmsgs.h>
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#include <retroshare/rspeers.h>
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#include <retroshare/rsinit.h>
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#include "util/folderiterator.h"
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#include "util/rsdir.h"
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#include "util/rsstring.h"
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#include "introserver.h"
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#include <dirent.h>
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#include <sys/types.h>
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#include <sys/stat.h>
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#include <fcntl.h>
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#include <unistd.h>
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#include <stdio.h>
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#include <time.h>
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#include <fstream>
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#include <iostream>
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#define RSIS_CHECKTIME 60
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//#define MAX_PEER_AGE (3600 * 24 * 14) // 2 weeks.
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#define MAX_PEER_AGE (3600 * 24 * 3) // 3 days.
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//#define MAX_PEER_AGE (600) // 10 minutes - for testing
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#define LOBBY_BASENAME "Chat Server"
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RsIntroServer::RsIntroServer()
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:mStartTS(0)
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{
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std::cerr << "RsIntroServer::RsIntroServer()";
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std::cerr << std::endl;
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mStartTS = time(NULL);
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mLastCheck = 0;
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mCertCheckTime = 0;
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mMaxPeerAge = MAX_PEER_AGE;
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std::string sslDir = RsInit::RsProfileConfigDirectory();
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std::string certsDir = sslDir + "/NEWCERTS";
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std::string peersDir = sslDir + "/STORAGE";
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RsDirUtil::checkCreateDirectory(certsDir);
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RsDirUtil::checkCreateDirectory(peersDir);
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// chmod certsDir -> so WebServer can write to it.
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// might be UNIX specific!
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chmod(certsDir.c_str(), S_IRWXU | S_IRWXG | S_IRWXO);
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mPeersFile = peersDir + "/peers.txt";
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mCertLoadPath = certsDir;
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std::string genericLobbyName;
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removeAllPeers();
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setupChatLobbies(genericLobbyName);
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createConfigFiles(peersDir, genericLobbyName);
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mStorePeers = new RsIntroStore(mPeersFile);
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mStorePeers->loadPeers();
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restoreStoredPeers();
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}
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int RsIntroServer::tick()
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{
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time_t now = time(NULL);
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if (mLastCheck + RSIS_CHECKTIME < now )
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{
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std::cerr << "RsIntroServer::tick() Check Cycle";
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std::cerr << std::endl;
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checkForNewCerts();
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cleanOldPeers();
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displayPeers();
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mLastCheck = now;
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}
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return 0;
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}
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int RsIntroServer::setupChatLobbies(std::string &genericLobbyName)
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{
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std::cerr << "RsIntroServer::setupChatLobbies()";
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std::cerr << std::endl;
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// get a date/time string.
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time_t now = time(NULL);
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std::string tstr = ctime(&now);
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std::string trimmedstr = tstr.substr(4, 12);
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genericLobbyName = LOBBY_BASENAME;
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std::string englishLobbyName = LOBBY_BASENAME;
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std::string germanLobbyName = LOBBY_BASENAME;
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std::string frenchLobbyName = LOBBY_BASENAME;
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std::string spanishLobbyName = LOBBY_BASENAME;
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std::string englishLobbyTopic = "Welcome!";
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std::string germanLobbyTopic = "Willkommen !";
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std::string frenchLobbyTopic = "Bienvenue !";
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std::string spanishLobbyTopic = "Bienvenido !";
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genericLobbyName += " " + trimmedstr;
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englishLobbyName += " (EN) " + trimmedstr;
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germanLobbyName += " (DE) " + trimmedstr;
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frenchLobbyName += " (FR) " + trimmedstr;
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spanishLobbyName += " (ES) " + trimmedstr;
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std::string englishTopic = "Connect to this lobby to meet new friends" ;
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std::string frenchTopic = "Connectez vous a ce lobby pour rencontrer de nouveaux amis" ;
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std::string germanTopic = englishTopic ;
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std::list<std::string> emptyList;
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uint32_t lobby_privacy_type = RS_CHAT_LOBBY_PRIVACY_LEVEL_PUBLIC;
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mEnglishLobby = rsMsgs->createChatLobby(englishLobbyName, englishLobbyTopic, emptyList, lobby_privacy_type);
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mFrenchLobby = rsMsgs->createChatLobby(frenchLobbyName, frenchLobbyTopic, emptyList, lobby_privacy_type);
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mGermanLobby = rsMsgs->createChatLobby(germanLobbyName, germanLobbyTopic, emptyList, lobby_privacy_type);
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mSpanishLobby = rsMsgs->createChatLobby(spanishLobbyName, spanishLobbyTopic, emptyList, lobby_privacy_type);
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return 1;
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}
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int RsIntroServer::createConfigFiles(std::string peersDir, std::string lobbyName)
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{
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/* write three files: server key, hyperlink & lobbyname */
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std::string serverfile = peersDir + "/serverkey.txt";
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//std::string hyperfile = peersDir + "/hyperlink.txt";
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std::string lobbyfile = peersDir + "/lobbyname.txt";
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std::ofstream fd1(serverfile.c_str());
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//std::ofstream fd2(hyperfile.c_str());
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std::ofstream fd3(lobbyfile.c_str());
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if (fd1)
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{
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fd1 << rsPeers->GetRetroshareInvite(false);
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fd1 << std::endl;
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fd1.close();
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}
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if (fd3)
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{
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fd3 << lobbyName << std::endl;
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fd3.close();
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}
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return 1;
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}
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int RsIntroServer::addCertificateFile(std::string filepath)
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{
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std::cerr << "RsIntroServer::addCertificateFile(" << filepath << ")";
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std::cerr << std::endl;
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std::string certGPG;
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FILE *fd = fopen(filepath.c_str(), "r");
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if (!fd)
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{
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std::cerr << "RsIntroServer::addCertificateFile(" << filepath << ") FAILED to open file";
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std::cerr << std::endl;
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return 0;
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}
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#define MAX_BUFFER 10240
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char BUFFER[MAX_BUFFER];
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while(BUFFER == fgets(BUFFER, MAX_BUFFER, fd))
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{
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certGPG += BUFFER;
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}
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std::cerr << "Read in Certificate: " << std::endl;
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std::cerr << "==========================================================" << std::endl;
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std::cerr << certGPG;
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std::cerr << std::endl;
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std::cerr << "==========================================================" << std::endl;
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fclose(fd) ;
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return addNewUser(certGPG);
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}
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int RsIntroServer::addNewUser(std::string certGPG)
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{
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std::cerr << "RsIntroServer::addNewUser()";
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std::cerr << std::endl;
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RsPeerDetails pd;
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uint32_t error_number;
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bool ok = rsPeers->loadDetailsFromStringCert(certGPG, pd,error_number);
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if (ok)
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{
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std::string gpgId = pd.gpg_id;
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std::string sslId;
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if (!pd.isOnlyGPGdetail)
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{
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sslId = pd.id;
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}
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std::cerr << "RsIntroServer::addNewUser() GPGID: " << gpgId << " SSLID: " << sslId;
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std::cerr << std::endl;
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rsPeers->addFriend(sslId, gpgId);
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/* add to internal storage */
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mStorePeers->addPeer(pd);
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mStorePeers->savePeers();
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}
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else
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{
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std::cerr << "RsIntroServer::addNewUser() Load Failed!";
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std::cerr << std::endl;
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return 0;
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}
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return 1;
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}
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int RsIntroServer::checkForNewCerts()
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{
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std::cerr << "RsIntroServer::checkForNewCerts()";
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std::cerr << std::endl;
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/* check for new files */
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librs::util::FolderIterator dirIt(mCertLoadPath);
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if (!dirIt.isValid())
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{
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std::cerr << "RsIntroServer::checkForNewCerts()";
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std::cerr << " Missing Dir: " << mCertLoadPath << std::endl;
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#ifdef RSIS_DEBUG
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#endif
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return false;
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}
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std::list<std::string> newCertFiles;
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std::list<std::string>::iterator it;
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time_t now = time(NULL);
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time_t oldCheckTime = mCertCheckTime;
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mCertCheckTime = now;
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struct stat64 buf;
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for(;dirIt.isValid();dirIt.next())
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{
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/* check entry type */
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std::string fname = dirIt.file_name();
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std::string fullname = mCertLoadPath + "/" + fname;
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#ifdef RSIS_DEBUG
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std::cerr << "calling stats on " << fullname <<std::endl;
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#endif
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#ifdef WINDOWS_SYS
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std::wstring wfullname;
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librs::util::ConvertUtf8ToUtf16(fullname, wfullname);
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if (-1 != _wstati64(wfullname.c_str(), &buf))
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#else
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if (-1 != stat64(fullname.c_str(), &buf))
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#endif
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{
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#ifdef RSIS_DEBUG
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std::cerr << "buf.st_mode: " << buf.st_mode <<std::endl;
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#endif
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if (S_ISDIR(buf.st_mode))
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{
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/* ignore */
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#ifdef RSIS_DEBUG
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std::cerr << "Ignoring Directory" << std::endl;
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#endif
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}
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else if (S_ISREG(buf.st_mode))
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{
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/* check timestamp, push into queue */
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if ((buf.st_mtime > oldCheckTime) && (buf.st_size > MIN_CERT_SIZE))
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{
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#ifdef RSIS_DEBUG
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std::cerr << "Adding New File: " << fullname << std::endl;
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#endif
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newCertFiles.push_back(fullname);
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}
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else
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{
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#ifdef RSIS_DEBUG
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std::cerr << "Ignoring Old File: " << fullname << std::endl;
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std::cerr << "\t it is: " << now - buf.st_mtime << " secs old" << std::endl;
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#endif
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}
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}
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}
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}
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for(it = newCertFiles.begin(); it != newCertFiles.end(); it++)
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{
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std::cerr << "RsIntroServer::checkForNewCerts() adding: " << *it;
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std::cerr << std::endl;
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/* add Certificate */
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addCertificateFile(*it);
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sleep(1);
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std::cerr << "RsIntroServer::checkForNewCerts() removing: " << *it;
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std::cerr << std::endl;
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remove(it->c_str());
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}
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return 1;
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}
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int RsIntroServer::cleanOldPeers()
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{
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std::cerr << "RsIntroServer::cleanOldPeers()";
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std::cerr << std::endl;
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std::list<std::string> oldIds;
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std::list<std::string>::iterator it;
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time_t now = time(NULL);
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time_t before = now - mMaxPeerAge;
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mStorePeers->getPeersBeforeTS(before, oldIds);
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for(it = oldIds.begin(); it != oldIds.end(); it++)
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{
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std::cerr << "RsIntroServer::cleanOldPeers() Removing: " << *it;
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std::cerr << std::endl;
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rsPeers->removeFriend(*it);
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mStorePeers->removePeer(*it);
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}
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mStorePeers->savePeers();
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return 1;
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}
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int RsIntroServer::restoreStoredPeers()
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{
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std::cerr << "RsIntroServer::restoreStoredPeers()";
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std::cerr << std::endl;
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std::list<std::string> oldIds;
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std::list<std::string>::iterator it;
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time_t now = time(NULL);
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mStorePeers->getPeersBeforeTS(now, oldIds);
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for(it = oldIds.begin(); it != oldIds.end(); it++)
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{
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std::cerr << "RsIntroServer::restoreStoredPeers() Restoring: " << *it;
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std::cerr << std::endl;
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std::string emptySslId;
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rsPeers->addFriend(emptySslId, *it);
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}
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return 1;
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}
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int RsIntroServer::removeAllPeers()
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{
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std::cerr << "RsIntroServer::removeAllPeers()";
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std::cerr << std::endl;
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std::list<std::string> oldIds;
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std::list<std::string>::iterator it;
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rsPeers->getGPGAcceptedList(oldIds);
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for(it = oldIds.begin(); it != oldIds.end(); it++)
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{
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std::cerr << "RsIntroServer::removeAllPeers() Removing: " << *it;
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std::cerr << std::endl;
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rsPeers->removeFriend(*it);
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}
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return 1;
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}
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int RsIntroServer::displayPeers()
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{
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std::cerr << "RsIntroServer::displayPeers()";
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std::cerr << std::endl;
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std::list<std::string> ids;
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std::list<std::string>::iterator it;
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rsPeers->getGPGAcceptedList(ids);
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for(it = ids.begin(); it != ids.end(); it++)
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{
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std::cerr << "GPGID: " << *it;
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if (mStorePeers->isValid(*it))
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{
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//std::cerr << " RsIS Flags: " << flags;
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}
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else
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{
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std::cerr << " Warning Unknown by RsIS ";
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}
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std::cerr << " => SSLIDS: ";
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std::list<std::string> sslIds;
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std::list<std::string>::iterator sit;
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rsPeers->getAssociatedSSLIds(*it, sslIds);
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for(sit = sslIds.begin(); sit != sslIds.end(); sit++)
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{
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std::cerr << *sit;
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if (rsPeers->isOnline(*sit))
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{
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std::cerr << " (ONLINE!), ";
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}
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else
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{
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std::cerr << " (Offline), ";
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}
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}
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std::cerr << std::endl;
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}
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return 1;
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}
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/*****************************************************************************************/
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RsIntroStore::RsIntroStore(std::string storefile)
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{
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std::cerr << "RsIntroStore::RsIntroStore(" << storefile << ")";
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std::cerr << std::endl;
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mStoreFile = storefile;
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mTempStoreFile = storefile + ".tmp";
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}
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bool RsIntroStore::addPeer(const RsPeerDetails &pd)
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{
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std::cerr << "RsIntroStore::addPeer()";
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std::cerr << std::endl;
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std::string gpgId = pd.gpg_id;
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std::map<std::string, storeData>::iterator it;
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it = mGpgData.find(gpgId);
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if (it != mGpgData.end())
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{
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std::cerr << "RsIntroStore::addPeer() ERROR peer already exists!";
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std::cerr << std::endl;
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return false;
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}
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storeData sd;
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sd.mAdded = time(NULL);
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sd.mFlags = 0;
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mGpgData[gpgId] = sd;
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return true;
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}
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bool RsIntroStore::removePeer(std::string gpgId)
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{
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std::cerr << "RsIntroStore::removePeer()";
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std::cerr << std::endl;
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std::map<std::string, storeData>::iterator it;
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it = mGpgData.find(gpgId);
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if (it != mGpgData.end())
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{
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mGpgData.erase(it);
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return true;
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}
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return false;
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}
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bool RsIntroStore::isValid(std::string gpgId)
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{
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std::map<std::string, storeData>::iterator it;
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it = mGpgData.find(gpgId);
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return (it != mGpgData.end());
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}
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uint32_t RsIntroStore::getFlags(std::string gpgId)
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{
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std::cerr << "RsIntroStore::removePeer()";
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std::cerr << std::endl;
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std::map<std::string, storeData>::iterator it;
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it = mGpgData.find(gpgId);
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if (it != mGpgData.end())
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{
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return it->second.mFlags;
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}
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return 0;
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}
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|
|
|
|
|
|
|
|
|
bool RsIntroStore::getPeersBeforeTS(time_t ts, std::list<std::string> &plist)
|
|
{
|
|
std::cerr << "RsIntroStore::getPeersBeforeTS()";
|
|
std::cerr << std::endl;
|
|
|
|
std::map<std::string, storeData>::iterator it;
|
|
for(it = mGpgData.begin(); it != mGpgData.end(); it++)
|
|
{
|
|
std::cerr << "\t Checking: " << it->first << " Added: " << it->second.mAdded << " vs TS: " << ts;
|
|
std::cerr << std::endl;
|
|
|
|
if (it->second.mAdded < ts)
|
|
{
|
|
std::cerr << "YES Adding OLD: " << it->first;
|
|
std::cerr << std::endl;
|
|
|
|
plist.push_back(it->first);
|
|
}
|
|
}
|
|
return true;
|
|
}
|
|
|
|
|
|
bool RsIntroStore::savePeers()
|
|
{
|
|
std::cerr << "RsIntroStore::savePeers()";
|
|
std::cerr << std::endl;
|
|
|
|
FILE *fd = fopen(mTempStoreFile.c_str(), "w");
|
|
if (!fd)
|
|
{
|
|
std::cerr << "RsIntroStore::savePeers() Cannot open tmp file";
|
|
std::cerr << std::endl;
|
|
|
|
return false;
|
|
}
|
|
|
|
std::map<std::string, storeData>::iterator it;
|
|
|
|
for(it = mGpgData.begin(); it != mGpgData.end(); it++)
|
|
{
|
|
fprintf(fd, "%s %d %u\n", it->first.c_str(), (int) it->second.mAdded, it->second.mFlags);
|
|
}
|
|
fclose(fd);
|
|
|
|
/* now move to final location */
|
|
RsDirUtil::renameFile(mTempStoreFile,mStoreFile);
|
|
return true;
|
|
}
|
|
|
|
bool RsIntroStore::loadPeers()
|
|
{
|
|
std::cerr << "RsIntroStore::loadPeers()";
|
|
std::cerr << std::endl;
|
|
|
|
/* read from the file */
|
|
FILE *fd = fopen(mStoreFile.c_str(), "r");
|
|
if (!fd)
|
|
{
|
|
std::cerr << "RsIntroStore::loadPeers() Cannot open file, trying tmp";
|
|
std::cerr << std::endl;
|
|
|
|
fd = fopen(mTempStoreFile.c_str(), "r");
|
|
|
|
if (!fd)
|
|
{
|
|
std::cerr << "RsIntroStore::loadPeers() Cannot open tmp file";
|
|
std::cerr << std::endl;
|
|
return false;
|
|
}
|
|
}
|
|
|
|
|
|
char BUFFER[MAX_BUFFER];
|
|
char certId[MAX_BUFFER];
|
|
|
|
while(BUFFER == fgets(BUFFER, MAX_BUFFER, fd))
|
|
{
|
|
int addTs;
|
|
uint32_t flags;
|
|
if (3 == sscanf(BUFFER, "%s %d %u", certId, &addTs, &flags))
|
|
{
|
|
storeData sd;
|
|
sd.mAdded = addTs;
|
|
sd.mFlags = flags;
|
|
|
|
std::string gpgId(certId);
|
|
|
|
mGpgData[gpgId] = sd;
|
|
|
|
std::cerr << "\t" << gpgId << " Added: " << addTs << " Flags: " << flags;
|
|
std::cerr << std::endl;
|
|
}
|
|
}
|
|
|
|
fclose(fd);
|
|
return true;
|
|
}
|
|
|
|
|