7e143cb33d
Partially address #13483. Server operators can set a minimum protocol version to match the game requirements (or any other restriction they may want), and it's applied as an additional constraint on top of the baseline compatibility range, optional strict_protocol_version_checking, and any kick-on-join used by the game/mods.
110 lines
3.8 KiB
C++
110 lines
3.8 KiB
C++
/*
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Minetest
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Copyright (C) 2013 celeron55, Perttu Ahola <celeron55@gmail.com>
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU Lesser General Public License as published by
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the Free Software Foundation; either version 2.1 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public License along
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with this program; if not, write to the Free Software Foundation, Inc.,
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51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
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*/
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#include <iostream>
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#include "version.h"
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#include "settings.h"
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#include "serverlist.h"
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#include "filesys.h"
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#include "log.h"
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#include "network/networkprotocol.h"
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#include <json/json.h>
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#include "convert_json.h"
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#include "httpfetch.h"
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#include "server.h"
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namespace ServerList
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{
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#if USE_CURL
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void sendAnnounce(AnnounceAction action,
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const u16 port,
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const std::vector<std::string> &clients_names,
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const double uptime,
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const u32 game_time,
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const float lag,
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const std::string &gameid,
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const std::string &mg_name,
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const std::vector<ModSpec> &mods,
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bool dedicated)
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{
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static const char *aa_names[] = {"start", "update", "delete"};
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Json::Value server;
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server["action"] = aa_names[action];
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server["port"] = port;
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if (g_settings->exists("server_address")) {
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server["address"] = g_settings->get("server_address");
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}
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if (action != AA_DELETE) {
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server["name"] = g_settings->get("server_name");
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server["description"] = g_settings->get("server_description");
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server["version"] = g_version_string;
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server["proto_min"] = Server::getProtocolVersionMin();
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server["proto_max"] = Server::getProtocolVersionMax();
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server["url"] = g_settings->get("server_url");
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server["creative"] = g_settings->getBool("creative_mode");
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server["damage"] = g_settings->getBool("enable_damage");
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server["password"] = g_settings->getBool("disallow_empty_password");
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server["pvp"] = g_settings->getBool("enable_pvp");
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server["uptime"] = (int) uptime;
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server["game_time"] = game_time;
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server["clients"] = (int) clients_names.size();
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server["clients_max"] = g_settings->getU16("max_users");
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server["clients_list"] = Json::Value(Json::arrayValue);
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for (const std::string &clients_name : clients_names) {
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server["clients_list"].append(clients_name);
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}
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if (!gameid.empty())
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server["gameid"] = gameid;
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}
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if (action == AA_START) {
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server["dedicated"] = dedicated;
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server["rollback"] = g_settings->getBool("enable_rollback_recording");
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server["mapgen"] = mg_name;
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server["privs"] = g_settings->get("default_privs");
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server["can_see_far_names"] = g_settings->getS16("player_transfer_distance") <= 0;
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server["mods"] = Json::Value(Json::arrayValue);
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for (const ModSpec &mod : mods) {
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server["mods"].append(mod.name);
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}
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} else if (action == AA_UPDATE) {
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if (lag)
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server["lag"] = lag;
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}
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if (action == AA_START) {
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actionstream << "Announcing " << aa_names[action] << " to " <<
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g_settings->get("serverlist_url") << std::endl;
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} else {
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infostream << "Announcing " << aa_names[action] << " to " <<
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g_settings->get("serverlist_url") << std::endl;
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}
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HTTPFetchRequest fetch_request;
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fetch_request.caller = HTTPFETCH_PRINT_ERR;
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fetch_request.url = g_settings->get("serverlist_url") + std::string("/announce");
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fetch_request.method = HTTP_POST;
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fetch_request.fields["json"] = fastWriteJson(server);
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fetch_request.multipart = true;
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httpfetch_async(fetch_request);
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}
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#endif
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} // namespace ServerList
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