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maintest.cpp
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#include <bits/stdc++.h>
#include <iostream>
#include <WinSock2.h>
#include <windows.h>
#include <process.h>
#include <cstring>
#include <ws2tcpip.h>
#pragma comment(lib, "ws2_32.lib") //加载 ws2_32.dll
#include "MessageDealer.h"
#include "define.h"
#include "DNSStore.h"
#include "DetailedLogDealer.h"
int getState(char *state);
std::string URL; //域名
int ID_COUNT;
IDTransform IDTransTable[ID_AMOUNT];
int main(int argc, char **argv) {
char *mode = "-dd";
char *server_ip = "8.8.8.8";
char *file_path = "dnsrelay.txt";
if (argc >= 1)
mode = argv[1]; //0:-d 1:-dd
if (argc >= 2)
server_ip = argv[2];
if (argc >= 3)
file_path = argv[3];
int debug_mode = getState(mode);
std::string str = "2001:da8:215:4078:250:56ff:fe97:654d";
char tmp_str[1024];//=new char;
auto result = MessageDealer::ipv6ToChar(str);
DetailedLogDealer::printBinaryInfo(result, strlen(result));
exit(1);
//WSA init
WORD sockVersion = MAKEWORD(2, 2);
WSADATA wsaData;
if (WSAStartup(sockVersion, &wsaData) != 0) {
return -1;
}
//创建套接字
SOCKET externSoc = socket(AF_INET, SOCK_DGRAM, IPPROTO_UDP);
SOCKET localSoc = socket(AF_INET, SOCK_DGRAM, IPPROTO_UDP);
if (externSoc == INVALID_SOCKET || localSoc == INVALID_SOCKET) {
printf("socket error !");
return -1;
}
struct sockaddr_in extern_in, local_in, receive_in, server_in;
extern_in.sin_family = AF_INET;
extern_in.sin_port = htons(EXTERN_PORT);
extern_in.sin_addr.s_addr = ADDR_ANY;
local_in.sin_family = AF_INET;
local_in.sin_port = htons(PORT);
local_in.sin_addr.s_addr = inet_addr(LOCAL_DNS_ADDR);
server_in.sin_family = AF_INET;
server_in.sin_port = htons(PORT);
server_in.sin_addr.s_addr = inet_addr(server_ip);
if (bind(localSoc, (LPSOCKADDR) &local_in, sizeof(local_in)) == SOCKET_ERROR) {
printf("bind error !");
exit(-1);
} else {
printf("bind socket success for test\n");
}
if (bind(externSoc, (LPSOCKADDR) &extern_in, sizeof(extern_in)) == SOCKET_ERROR) {
printf("bind error !");
exit(-1);
} else {
printf("bind socket success for test\n");
}
char rece_buff[1024];
while (true) {
int len_rece = sizeof(receive_in);
memset(rece_buff, 0, MAX_BUFFER_SIZE); //将接收缓存先置为全0
int rec_len;
rec_len = recvfrom(localSoc, rece_buff, sizeof(rece_buff), 0, (struct sockaddr *) &receive_in, &len_rece);
char *tmp_ptr = rece_buff;
Message local_message = MessageDealer::messageInit(tmp_ptr, false);
// DetailedLogDealer::readLocalAddr(rec_len,receive_in);
MessageDealer::printDetailedInfo(local_message);
unsigned short send_len;
//向外部发包
send_len = sendto(externSoc, rece_buff, rec_len, 0, (struct sockaddr *) &server_in, sizeof(server_in));
clock_t start, stop; //定时
double duration = 0;
start = clock();
//接收到外部的包
rec_len = recvfrom(externSoc, rece_buff, sizeof(rece_buff), 0, nullptr, nullptr); //接受从远端发回的信息
tmp_ptr = rece_buff;
if (rec_len != 0) {
Message message = MessageDealer::messageInit(tmp_ptr, true);
std::cout << "----------EXTERN RESPONSE---------" << std::endl;
MessageDealer::printDetailedInfo(message);
}
}
// char *server_ip = "8.8.8.8";
// char *file_path = "dnsdelay.txt";
// if (argc >= 1)
// mode = argv[1]; //0:-d 1:-dd
// if (argc >= 2)
// server_ip = argv[2];
// if (argc >= 3)
// file_path = argv[3];
// int debug_mode = getState(mode);
// std::string ip_str(server_ip);
// std::cout<<MessageDealer::isIPValid(ip_str)<<std::endl;
// if(!MessageDealer::isIPValid(ip_str)){
// std::cout<<"Invalid server ip"<<std::endl;
// exit(-1);
// }
// std::cout << "debug_mode:" << mode << std::endl;
// //WSA init
// WORD sockVersion = MAKEWORD(2, 2);
// WSADATA wsaData;
// if (WSAStartup(sockVersion, &wsaData) != 0) {
// return -1;
// }
// DNSStore store;
// std::string a(file_path);
// store.initLocalTable(a);
//
// //创建套接字
// SOCKET externSoc = socket(AF_INET, SOCK_DGRAM, IPPROTO_UDP);
// SOCKET localSoc = socket(AF_INET, SOCK_DGRAM, IPPROTO_UDP);
// if (externSoc == INVALID_SOCKET || localSoc == INVALID_SOCKET) {
// printf("socket error !");
// return -1;
// }
//
// struct sockaddr_in extern_in, local_in, receive_in, server_in;
// extern_in.sin_family = AF_INET;
// extern_in.sin_port = htons(EXTERN_PORT);
// extern_in.sin_addr.s_addr = 0;
// local_in.sin_family = AF_INET;
// local_in.sin_port = htons(PORT);
// local_in.sin_addr.s_addr = inet_addr(LOCAL_DNS_ADDR);
// server_in.sin_family = AF_INET;
// server_in.sin_port = htons(PORT);
// server_in.sin_addr.s_addr = inet_addr(server_ip);
// if (bind(localSoc, (LPSOCKADDR) &local_in, sizeof(local_in)) == SOCKET_ERROR) {
// std::cout << "bind error !" << std::endl;
// exit(-1);
// } else {
// if (debug_mode)
// std::cout << "bind local dns relay socket,port:" << PORT << std::endl;
// }
// if (bind(externSoc, (LPSOCKADDR) &extern_in, sizeof(extern_in)) == SOCKET_ERROR) {
// std::cout << "bind error !" << std::endl;
// exit(-1);
// } else {
// if (debug_mode)
// std::cout << "bind local socket to server, port:" << EXTERN_PORT << std::endl;
// }
// struct timeval tv_out; // 设置超时
// tv_out.tv_sec = 0;
// tv_out.tv_usec = 2000000;
// if (setsockopt(externSoc, SOL_SOCKET, SO_RCVTIMEO, (char*)&tv_out, sizeof(tv_out)) == -1) {
// std::cout << "External Socket setsockopt failed:" << std::endl;
// }
// if (setsockopt(localSoc, SOL_SOCKET, SO_RCVTIMEO, (char*)&tv_out, sizeof(tv_out)) == -1) {
// std::cout << "Local Socket setsockopt failed:" << std::endl;
// }
//
//
// char rece_buff[MAX_BUFFER_SIZE];
// while (1) {
// int len_rece = sizeof(receive_in);
// memset(rece_buff, 0, MAX_BUFFER_SIZE); //将接收缓存先置为全0
//
// int rec_len;
// rec_len = recvfrom(localSoc, rece_buff, sizeof(rece_buff), 0, (struct sockaddr *) &receive_in,
// &len_rece); //收到local
// if (rec_len != -1 && rec_len != 0) {
// std::string type;
// char *tmp_ptr = rece_buff;
// Message local_message=MessageDealer::messageInit(tmp_ptr,false);
// if(debug_mode)
// DetailedLogDealer::receiveLocal(rec_len, receive_in, local_message, server_ip, PORT, tmp_ptr, rec_len);
// else
// SimpleLogDealer::receiveLocal(rec_len,receive_in,local_message);
//
// DNS_QUERY *query = local_message.getQuery();
// if (query->type != "IPV4" && query->type != "IPV6") {// type not A & AAAA
// if(query->type=="PTR"){
// functions::sendBackPTR(rece_buff, rec_len, receive_in, localSoc, debug_mode);
// }else
// functions::forwardQuery(rece_buff, receive_in, server_in, externSoc, localSoc, rec_len, debug_mode);
//
// } else {
// type = query->type;
// URL = MessageDealer::getHostName(tmp_ptr + 12, tmp_ptr); // 读取域名
// std::string ip;
// // if (type=="IPV4")
// ip = store.getStoredIpByDomain(URL); //查看是否在本地表中
//// } //else {
// //ip = store.getStoredIp6ByDomain(URL); //查看是否在本地表中
// //}
// EM_IP_TYPE ipType = IP_UNKNOW;
// functions function;
// ipType = function.Check_IP(ip);
// if (ip.empty()) {
// functions::forwardQuery(rece_buff, receive_in, server_in, externSoc, localSoc, rec_len, debug_mode);
// }
// else if (ip == "nigeiwoligiaogiao") {
// break; // ********************************
// }
// else {
//// if ((function.Get_Type_Name(ipType)!=type)) {
//// functions::forwardQuery(rece_buff, receive_in, server_in, externSoc, localSoc, rec_len, debug_mode);
//// }
//// else {
// functions::sendingBack(rece_buff, ip, receive_in, localSoc, rec_len, type, debug_mode);
//// }
// }
// }
// }
// }
//
return 0;
}
int getState(char *state) {
int len = strlen(state);
if (memcmp(state, "-dd", len) == 0)
return 1;
else if (memcmp(state, "-d", len) == 0)
return 0;
else {
std::cout << "wrong input" << std::endl;
exit(-1);
}
}