cpp-netlib笔记三-Cookie支持测试

Title:cpp-netlib笔记三-Cookie支持测试

Author:Kagula

Date:2017-06-02

Environment:

[1]Boost 1.64

本机安装目录 D:\SDK\boost_1_64_0

[2]Windows10、VS2017 Update2

[3]OpenCL 1.0.2k本机安装目录 

D:\SDK\OpenSSL_1_0_2k_vc2007

[4]CMake 3.8.1

[5]cpp-netlib-0.12.0-final

本机安装目录 D:\SDK\cpp-netlib-0.12.0-final

[6]Python 3.6.1

[7]ActivePerl 5.16

[8]IE11、Chrome 58.0.3029.110 、Postman

Introduction: 

     测试cpp-netlib对Cookie的支持，直接贴代码。 

源码清单

#include <thread>#include <boost/network/protocol/http/server.hpp>#include <boost/date_time/posix_time/posix_time.hpp>#include <iostream>#include <map>#include <string>#include <algorithm>#include <sstream>#include <iomanip>using namespace std;namespace http = boost::network::http;namespace utils = boost::network::utils;struct counter_server;typedef http::server<counter_server> server;//用来存放每个seesion对应的计数值。//由于这里的代码目的是做技术可行性分析，所以没做线程同步控制.map<string, int> g_session;//在Cookie中标记我们session的keystring g_sessionKey("CSessionID");//用于为每个session分配不同的编号unsigned g_sessionIndex = 0;/*《http状态码一览表以及HTTP响应的返回头信息（支持跳转》http://blog.sina.com.cn/s/blog_415bd7070100en9i.html*///struct counter_server {explicit counter_server() {}void operator()(server::request const &request,server::connection_ptr connection) {//找Cookie.string cookie;for (const auto& header : request.headers) {std::string lowerCaseName;lowerCaseName.resize(header.name.size());std::transform(header.name.begin(), header.name.end(), lowerCaseName.begin(), ::tolower);if (lowerCaseName == "cookie"){cookie = header.value;break;}//if}//for //如果有Cookie，把session id分离出来。std::string sessionID;if (cookie.empty() == false){std::vector<std::string> vecRec;boost::split(vecRec, cookie, boost::is_any_of(";"));for (unsigned i = 0; i < vecRec.size(); i++){std::vector<std::string> vecSub;boost::split(vecSub, vecRec[i], boost::is_any_of("="));if (vecSub.size() == 2){boost::trim_if(vecSub[0], boost::is_any_of("\" \n\r\t'"));boost::trim_if(vecSub[1], boost::is_any_of("\" \n\r\t'"));if (vecSub[0] == g_sessionKey){sessionID = vecSub[1];break;}}//end if}//end for}//end if//如果没有session id，分配一个session idif (sessionID.empty()||g_session.find(sessionID)==g_session.end()){g_sessionIndex++;sessionID = std::to_string(g_sessionIndex);g_session[sessionID] = 0;}g_session[sessionID]++;string content = [](const std::string &sessionID)->string{stringstream ss;       ss << "sessionID=" << sessionID << "," << "counter=" << g_session[sessionID];return ss.str();}(sessionID);static server::response_header headers[] = {{ "Server", "cpp-netlib-0.12.0-final" },{ "Connection", "close" },{ "Content-Type", "text/plain" },//Content-Type: text/html; charset=UTF-8{ "Set-Cookie", "" },{ "Content-Length", "0" },{ "Access-Control-Allow-Origin", "*" }, //没有这个设定chrome每次会让服务端这个方法进入两次。{ "Cache-Control", "no-cache" },{ "Date", "Fri, 02 Jun 2017 01:24:55 GMT" }};stringstream ss;ss << g_sessionKey << "=" << sessionID << "; path=/";headers[3].value = ss.str();//Set-Cookie: lasthandler=1247645572; expires=Wed, 15-Jul-2009 09:12:52 GMT; path=/; domain=yoka.comheaders[4].value = std::to_string(content.size());headers[7].value = []() ->string{using namespace boost::gregorian;date today(day_clock::universal_day());//获取GMT日期const boost::posix_time::ptime now(today,boost::posix_time::second_clock::universal_time().time_of_day());const boost::posix_time::time_duration td = now.time_of_day();stringstream ss;ss << today.day_of_week() << ", " << today.day() << " " << today.month() << " " << today.year() << " ";ss << setw(2) << setfill('0') << td.hours() << ":";ss << setw(2) << setfill('0') << td.minutes() << ":";ss << setw(2) << setfill('0') << td.seconds() << " GMT";return ss.str();}();connection->set_status(server::connection::ok);//200connection->set_headers(boost::make_iterator_range(headers, headers + 8));connection->write(content);}};#ifdef _WIN32#pragma comment(lib, "cppnetlib-server-parsers.lib")#endifint main(int argc, char** argv){cout << "技术可行性测试！" << endl;cout << "通过一个计数器Demo，来测试Cookie的支持！" << endl;try {counter_server handler;server::options options(handler);server instance(options.thread_pool(std::make_shared<utils::thread_pool>(4)).address("0.0.0.0").port("8080"));instance.run();}catch (std::exception &e) {std::cerr << e.what() << std::endl;}return 0;}

总结 

通过这个示例，证实cpp-netlib支持session是没有问题的。