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109 lines
2.6 KiB
C++
109 lines
2.6 KiB
C++
/* Copyright (c) 2019 Marcelo Zimbres Silva (mzimbres.gmail.com)
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*
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* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at https://mozilla.org/MPL/2.0/.
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*/
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#include <iostream>
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#include <algorithm>
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#include <cctype>
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#include <boost/asio/connect.hpp>
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#include <aedis/aedis.hpp>
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#include <aedis/src.hpp>
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namespace net = boost::asio;
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namespace resp3 = aedis::resp3;
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using aedis::redis::command;
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using aedis::generic::make_serializer;
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using aedis::resp3::node;
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using aedis::adapter::adapt;
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using net::ip::tcp;
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using net::write;
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using net::buffer;
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using net::dynamic_buffer;
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std::string toupper(std::string s)
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{
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std::transform(std::begin(s), std::end(s), std::begin(s),
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[](unsigned char c){ return std::toupper(c); });
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return s;
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}
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std::vector<std::string>
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get_cmd_names(std::vector<node<std::string>> const& resp)
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{
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if (std::empty(resp)) {
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std::cerr << "Response is empty." << std::endl;
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return {};
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}
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std::vector<std::string> ret;
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for (auto i = 0ULL; i < std::size(resp); ++i) {
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if (resp.at(i).depth == 1)
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ret.push_back(resp.at(i + 1).value);
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}
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std::sort(std::begin(ret), std::end(ret));
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return ret;
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}
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void print_cmds_enum(std::vector<std::string> const& cmds)
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{
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std::cout << "enum class command {\n";
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for (auto const& cmd : cmds) {
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std::cout
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<< " /// https://redis.io/commands/" << cmd << "\n"
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<< " " << cmd << ",\n";
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}
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std::cout << " invalid\n};\n";
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}
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void print_cmds_strs(std::vector<std::string> const& cmds)
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{
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std::cout << " static char const* table[] = {\n";
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for (auto const& cmd : cmds) {
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std::cout << " \"" << toupper(cmd) << "\",\n";
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}
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std::cout << " };\n";
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}
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int main()
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{
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try {
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net::io_context ioc;
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tcp::resolver resv{ioc};
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auto const res = resv.resolve("127.0.0.1", "6379");
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tcp::socket socket{ioc};
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net::connect(socket, res);
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std::string request;
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auto sr = make_serializer(request);
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sr.push(command::hello, 3);
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sr.push(command::command);
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sr.push(command::quit);
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write(socket, buffer(request));
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std::vector<node<std::string>> resp;
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std::string buffer;
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resp3::read(socket, dynamic_buffer(buffer));
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resp3::read(socket, dynamic_buffer(buffer), adapt(resp));
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resp3::read(socket, dynamic_buffer(buffer));
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auto const cmds = get_cmd_names(resp);
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print_cmds_enum(cmds);
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std::cout << "\n";
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print_cmds_strs(cmds);
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} catch (std::exception const& e) {
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std::cerr << e.what() << std::endl;
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}
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}
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