Feature: allow setting (game) coordinator and content server connection strings using environment variables
OTTD_COORDINATOR_CS for the game coordinator defaults to coordinator.openttd.org:3976 OTTD_CONTENT_SERVER_CS for the content server defaults to content.openttd.org:3978 OTTD_CONTENT_MIRROR_CS for the content mirror server defaults to binaries.openttd.org:80pull/332/head
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/*
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* This file is part of OpenTTD.
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* OpenTTD is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation, version 2.
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* OpenTTD is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
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* See the GNU General Public License for more details. You should have received a copy of the GNU General Public License along with OpenTTD. If not, see <http://www.gnu.org/licenses/>.
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*/
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/**
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* @file config.cpp Configuration of the connection strings for network stuff using environment variables.
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*/
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#include "../../stdafx.h"
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#include <cstdlib>
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#include "../../string_func.h"
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#include "../../safeguards.h"
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/**
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* Get the environment variable using std::getenv and when it is an empty string (or nullptr), return a fallback value instead.
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* @param variable The environment variable to read from.
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* @param fallback The fallback in case the environment variable is not set.
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* @return The environment value, or when that does not exist the given fallback value.
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*/
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static const char *GetEnv(const char *variable, const char *fallback)
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{
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const char *value = std::getenv(variable);
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return StrEmpty(value) ? fallback : value;
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}
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/**
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* Get the connection string for the game coordinator from the environment variable OTTD_COORDINATOR_CS,
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* or when it has not been set a hard coded default DNS hostname of the production server.
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* @return The game coordinator's connection string.
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*/
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const char *NetworkCoordinatorConnectionString()
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{
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return GetEnv("OTTD_COORDINATOR_CS", "coordinator.openttd.org");
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}
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/**
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* Get the connection string for the content server from the environment variable OTTD_CONTENT_SERVER_CS,
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* or when it has not been set a hard coded default DNS hostname of the production server.
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* @return The game coordinator's connection string.
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*/
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const char *NetworkContentServerConnectionString()
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{
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return GetEnv("OTTD_CONTENT_SERVER_CS", "content.openttd.org");
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}
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/**
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* Get the connection string for the content mirror from the environment variable OTTD_CONTENT_MIRROR_CS,
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* or when it has not been set a hard coded default DNS hostname of the production server.
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* @return The game coordinator's connection string.
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*/
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const char *NetworkContentMirrorConnectionString()
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{
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return GetEnv("OTTD_CONTENT_MIRROR_CS", "binaries.openttd.org");
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}
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