Adrien BĂ©raud | b75ab9d | 2023-08-23 09:26:58 -0400 | [diff] [blame] | 1 | #include "upnp/upnp_control.h" |
| 2 | #include "upnp/upnp_context.h" |
| 3 | #include "string_utils.h" |
| 4 | #include <asio/executor_work_guard.hpp> |
| 5 | #include <opendht/log.h> |
| 6 | |
| 7 | #include <readline/readline.h> |
| 8 | #include <readline/history.h> |
| 9 | |
| 10 | void |
| 11 | print_help() |
| 12 | { |
| 13 | fmt::print("Commands:\n" |
| 14 | " help, h, ?\n" |
| 15 | " quit, exit, q, x\n" |
| 16 | " ip\n" |
| 17 | " open <port> <protocol>\n"); |
| 18 | } |
| 19 | |
| 20 | std::string to_lower(std::string_view str_v) { |
| 21 | std::string str(str_v); |
| 22 | std::transform(str.begin(), str.end(), str.begin(), |
| 23 | [](unsigned char c){ return std::tolower(c); } |
| 24 | ); |
| 25 | return str; |
| 26 | } |
| 27 | |
| 28 | int |
| 29 | main(int argc, char** argv) |
| 30 | { |
| 31 | auto ioContext = std::make_shared<asio::io_context>(); |
| 32 | std::shared_ptr<dht::log::Logger> logger = dht::log::getStdLogger(); |
| 33 | auto upnpContext = std::make_shared<dhtnet::upnp::UPnPContext>(ioContext, logger); |
| 34 | |
| 35 | auto ioContextRunner = std::make_shared<std::thread>([context = ioContext]() { |
| 36 | try { |
| 37 | auto work = asio::make_work_guard(*context); |
| 38 | context->run(); |
| 39 | } catch (const std::exception& ex) { |
| 40 | // print the error; |
| 41 | } |
| 42 | }); |
| 43 | |
| 44 | auto controller = std::make_shared<dhtnet::upnp::Controller>(upnpContext); |
| 45 | std::set<std::shared_ptr<dhtnet::upnp::Mapping>> mappings; |
| 46 | |
| 47 | while (true) { |
| 48 | char* l = readline("> "); |
| 49 | if (not l) |
| 50 | break; |
| 51 | std::string_view line{l}; |
| 52 | if (line.empty()) |
| 53 | continue; |
| 54 | add_history(l); |
| 55 | auto args = dhtnet::split_string(line, ' '); |
| 56 | auto command = args[0]; |
| 57 | if (command == "quit" || command == "exit" || command == "q" || command == "x") |
| 58 | break; |
| 59 | else if (command == "help" || command == "h" || command == "?") { |
| 60 | print_help(); |
| 61 | } |
| 62 | else if (command == "ip") { |
| 63 | fmt::print("{}\n", controller->getExternalIP().toString()); |
| 64 | } else if (command == "open") { |
| 65 | if (args.size() < 3) { |
| 66 | fmt::print("Usage: open <port> <protocol>\n"); |
| 67 | continue; |
| 68 | } |
| 69 | auto protocol = to_lower(args[2]) == "udp" ? dhtnet::upnp::PortType::UDP : dhtnet::upnp::PortType::TCP; |
| 70 | mappings.emplace(controller->reserveMapping(dhtnet::to_int<in_port_t>(args[1]), protocol)); |
| 71 | } else if (command == "close") { |
| 72 | if (args.size() < 2) { |
| 73 | fmt::print("Usage: close <port>\n"); |
| 74 | continue; |
| 75 | } |
| 76 | auto port = dhtnet::to_int<in_port_t>(args[1]); |
| 77 | for (auto it = mappings.begin(); it != mappings.end(); ) { |
| 78 | if ((*it)->getExternalPort() == port) { |
| 79 | controller->releaseMapping(**it); |
| 80 | it = mappings.erase(it); |
| 81 | } else { |
| 82 | ++it; |
| 83 | } |
| 84 | } |
| 85 | } else { |
| 86 | fmt::print("Unknown command: {}\n", command); |
| 87 | } |
| 88 | } |
| 89 | fmt::print("Stopping..."); |
| 90 | for (auto c: mappings) |
| 91 | controller->releaseMapping(*c); |
| 92 | mappings.clear(); |
| 93 | |
| 94 | ioContext->stop(); |
| 95 | ioContextRunner->join(); |
| 96 | } |