140 lines
5.6 KiB
C++
140 lines
5.6 KiB
C++
#pragma clang diagnostic push
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#pragma ide diagnostic ignored "EndlessLoop"
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#include "modernize/sockets.h"
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#include "libraries/user_input.h"
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#include "libraries/osyncstream.h"
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#include "libraries/terminal.h"
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#include "libraries/json.hpp"
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#include "project/server.h"
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#include "project/client.h"
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#include "project/metrics.h"
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#include <chrono>
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#include <iostream>
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#include <fstream>
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using json = nlohmann::json;
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auto onClientConnected(networked& client)
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{
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sscout << "Accepted Client on Server.\n";
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using namespace std::chrono_literals;
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auto start = std::chrono::high_resolution_clock::now();
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//std::this_thread::sleep_for(2000ms);
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return true;
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}
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auto onClientMessaged(networked& client, std::string& message)
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{
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try
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{
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int operation = std::stoi(message);
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sscout << "OPCode is " << operation << ".\n";
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switch(operation)
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{
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case 1:
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client.send_message(net::system("date"));
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break;
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case 4:
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client.send_message(net::system("netstat -ant"));
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break;
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default:
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break;
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}
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}catch(std::invalid_argument& invalid_number)
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{
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sscout << "Invalid OPCode, Ignored.\n";
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}
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client.disconnect();
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return true;
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}
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auto get_ip_port(int mode)
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{
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std::string ipaddress{};
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std::uint16_t port{};
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if (mode == 1)
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ipaddress = "0.0.0.0";
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else
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ipaddress = get_input<std::string>("Enter IP: ", "Invalid IP", ip_validator());
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port = get_input<std::uint16_t>("Enter Port:");
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return std::make_tuple(mode == 1 ? "Server" : mode == 2 ? "Client" : "Unknown", ipaddress, port);
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}
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auto execute_as_client(std::string ipaddress, std::uint16_t port)
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{
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while(true)
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{
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auto operation = get_input<int>("Pick Command\n\t1. Date\n\t2. \n\t3. \n\t4. Netstat\n\t5.\n\t6.\n\t7. Exit\n:>", "Invalid Selection", math::is_between<0, 8>);
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if (operation == 7)
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break;
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auto num_clients = get_input<int>("Enter number of clients. (1-25): ", "Invalid Amount", math::is_between<0, 26>);
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std::vector<std::thread> threads{};
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threads.reserve(num_clients);
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metrics::job this_job{};
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this_job.operation = operation;
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this_job.client_metrics.reserve(num_clients);
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for(int i = 0; i < num_clients; ++i)
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{
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threads.emplace_back(std::thread([&]()
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{
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client net_client{};
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metrics::time_tracker clock{};
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//Callback
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net_client.message_received += [&](std::string& message)
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{
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auto elapsed = clock.elapsed<double, std::milli>();
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auto client_num = this_job.client_metrics.size()+1;
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//UX
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sscout << client_num << math::numerical_suffix(client_num) << " client response\n"
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<< message
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<< "Round Trip Was " << elapsed.count() << " ms\n"
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<< hr;
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//Metrics
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metrics::client_message client_metric{};
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client_metric.client_number = client_num;
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client_metric.trip_time = elapsed.count();
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this_job.client_metrics.emplace_back(client_metric); //this isn't thread safe!
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return true;
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};
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auto res = net_client.connect(ipaddress, port);
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if (res.joinable())
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{
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net_client.send_message(std::to_string(operation));
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res.join();
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}
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}));
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}
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sscout << "All clients connected.\n" << hr;
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for(auto&& thread : threads)
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thread.join();
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metrics::job_metrics.emplace_back(this_job);
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sscout << "Finished!\n";
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}
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json metrics_json{metrics::job_metrics};
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std::ofstream metrics;
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metrics.open ("metrics.json", std::ios::out | std::ios::trunc); //again, metrics data
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metrics << metrics_json;
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metrics.close();
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}
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int main() {
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net::prologue();
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const auto mode = get_input<int>("Select Mode\n\t1. Server\n\t2. Client\n>:", "Invalid Choice!",
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math::is_between<0, 3>);
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auto[prefix, ipaddress, port] = get_ip_port(mode);
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sscout << prefix << " selected, ip/port is " << ipaddress << "/" << port << ".\n";
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if (mode == 2) {
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execute_as_client(ipaddress, port);
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} else {
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server net_server{};
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net_server.client_connected += onClientConnected;
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net_server.message_received += onClientMessaged;
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net_server.listen(ipaddress, port).join();
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}
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net::epilogue();
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return 0;
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}
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#pragma clang diagnostic pop |