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use env variables by default to override config values

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Lion Kortlepel 2023-12-25 16:16:01 +01:00
parent defadf094f
commit 89db370e12
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GPG Key ID: 4322FF2B4C71259B
2 changed files with 55 additions and 27 deletions
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6
include/TConfig.h
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@ -22,9 +22,9 @@ private:
void CreateConfigFile();
void ParseFromFile(std::string_view name);
void PrintDebug();
void TryReadValue(toml::value& Table, const std::string& Category, const std::string_view& Key, std::string& OutValue);
void TryReadValue(toml::value& Table, const std::string& Category, const std::string_view& Key, bool& OutValue);
void TryReadValue(toml::value& Table, const std::string& Category, const std::string_view& Key, int& OutValue);
void TryReadValue(toml::value& Table, const std::string& Category, const std::string_view& Key, const std::string_view& Env, std::string& OutValue);
void TryReadValue(toml::value& Table, const std::string& Category, const std::string_view& Key, const std::string_view& Env, bool& OutValue);
void TryReadValue(toml::value& Table, const std::string& Category, const std::string_view& Key, const std::string_view& Env, int& OutValue);
void ParseOldFormat();
bool IsDefault();

76
src/TConfig.cpp
View File

@ -1,6 +1,7 @@
#include "Common.h"
#include "TConfig.h"
#include <cstdlib>
#include <fstream>
#include <iostream>
#include <istream>
@ -8,16 +9,27 @@
// General
static constexpr std::string_view StrDebug = "Debug";
static constexpr std::string_view EnvStrDebug = "BEAMMP_DEBUG";
static constexpr std::string_view StrPrivate = "Private";
static constexpr std::string_view EnvStrPrivate = "BEAMMP_PRIVATE";
static constexpr std::string_view StrPort = "Port";
static constexpr std::string_view EnvStrPort = "BEAMMP_PORT";
static constexpr std::string_view StrMaxCars = "MaxCars";
static constexpr std::string_view EnvStrMaxCars = "BEAMMP_MAX_CARS";
static constexpr std::string_view StrMaxPlayers = "MaxPlayers";
static constexpr std::string_view EnvStrMaxPlayers = "BEAMMP_MAX_PLAYERS";
static constexpr std::string_view StrMap = "Map";
static constexpr std::string_view EnvStrMap = "BEAMMP_MAP";
static constexpr std::string_view StrName = "Name";
static constexpr std::string_view EnvStrName = "BEAMMP_NAME";
static constexpr std::string_view StrDescription = "Description";
static constexpr std::string_view EnvStrDescription = "BEAMMP_DESCRIPTION";
static constexpr std::string_view StrResourceFolder = "ResourceFolder";
static constexpr std::string_view EnvStrResourceFolder = "BEAMMP_RESOURCE_FOLDER";
static constexpr std::string_view StrAuthKey = "AuthKey";
static constexpr std::string_view EnvStrAuthKey = "BEAMMP_AUTH_KEY";
static constexpr std::string_view StrLogChat = "LogChat";
static constexpr std::string_view EnvStrLogChat = "BEAMMP_LOG_CHAT";
static constexpr std::string_view StrPassword = "Password";
// Misc
@ -159,19 +171,35 @@ void TConfig::CreateConfigFile() {
FlushToFile();
}
void TConfig::TryReadValue(toml::value& Table, const std::string& Category, const std::string_view& Key, std::string& OutValue) {
void TConfig::TryReadValue(toml::value& Table, const std::string& Category, const std::string_view& Key, const std::string_view& Env, std::string& OutValue) {
if (!Env.empty()) {
if (const char* envp = std::getenv(Env.data()); envp != nullptr && std::strcmp(envp, "") != 0) {
OutValue = std::string(envp);
}
}
if (Table[Category.c_str()][Key.data()].is_string()) {
OutValue = Table[Category.c_str()][Key.data()].as_string();
}
}
void TConfig::TryReadValue(toml::value& Table, const std::string& Category, const std::string_view& Key, bool& OutValue) {
void TConfig::TryReadValue(toml::value& Table, const std::string& Category, const std::string_view& Key, const std::string_view& Env, bool& OutValue) {
if (!Env.empty()) {
if (const char* envp = std::getenv(Env.data()); envp != nullptr && std::strcmp(envp, "") != 0) {
auto Str = std::string(envp);
OutValue = Str == "1" || Str == "true";
}
}
if (Table[Category.c_str()][Key.data()].is_boolean()) {
OutValue = Table[Category.c_str()][Key.data()].as_boolean();
}
}
void TConfig::TryReadValue(toml::value& Table, const std::string& Category, const std::string_view& Key, int& OutValue) {
void TConfig::TryReadValue(toml::value& Table, const std::string& Category, const std::string_view& Key, const std::string_view& Env, int& OutValue) {
if (!Env.empty()) {
if (const char* envp = std::getenv(Env.data()); envp != nullptr && std::strcmp(envp, "") != 0) {
OutValue = int(std::strtol(envp, nullptr, 10));
}
}
if (Table[Category.c_str()][Key.data()].is_integer()) {
OutValue = int(Table[Category.c_str()][Key.data()].as_integer());
}
@ -181,29 +209,29 @@ void TConfig::ParseFromFile(std::string_view name) {
try {
toml::value data = toml::parse<toml::preserve_comments>(name.data());
// GENERAL
TryReadValue(data, "General", StrDebug, Application::Settings.DebugModeEnabled);
TryReadValue(data, "General", StrPrivate, Application::Settings.Private);
TryReadValue(data, "General", StrPort, Application::Settings.Port);
TryReadValue(data, "General", StrMaxCars, Application::Settings.MaxCars);
TryReadValue(data, "General", StrMaxPlayers, Application::Settings.MaxPlayers);
TryReadValue(data, "General", StrMap, Application::Settings.MapName);
TryReadValue(data, "General", StrName, Application::Settings.ServerName);
TryReadValue(data, "General", StrDescription, Application::Settings.ServerDesc);
TryReadValue(data, "General", StrResourceFolder, Application::Settings.Resource);
TryReadValue(data, "General", StrAuthKey, Application::Settings.Key);
TryReadValue(data, "General", StrLogChat, Application::Settings.LogChat);
TryReadValue(data, "General", StrPassword, Application::Settings.Password);
TryReadValue(data, "General", StrDebug, EnvStrDebug, Application::Settings.DebugModeEnabled);
TryReadValue(data, "General", StrPrivate, EnvStrPrivate, Application::Settings.Private);
TryReadValue(data, "General", StrPort, EnvStrPort, Application::Settings.Port);
TryReadValue(data, "General", StrMaxCars, EnvStrMaxCars, Application::Settings.MaxCars);
TryReadValue(data, "General", StrMaxPlayers, EnvStrMaxPlayers, Application::Settings.MaxPlayers);
TryReadValue(data, "General", StrMap, EnvStrMap, Application::Settings.MapName);
TryReadValue(data, "General", StrName, EnvStrName, Application::Settings.ServerName);
TryReadValue(data, "General", StrDescription, EnvStrDescription, Application::Settings.ServerDesc);
TryReadValue(data, "General", StrResourceFolder, EnvStrResourceFolder, Application::Settings.Resource);
TryReadValue(data, "General", StrAuthKey, EnvStrAuthKey, Application::Settings.Key);
TryReadValue(data, "General", StrLogChat, EnvStrLogChat, Application::Settings.LogChat);
TryReadValue(data, "General", StrPassword, "", Application::Settings.Password);
// Misc
TryReadValue(data, "Misc", StrSendErrors, Application::Settings.SendErrors);
TryReadValue(data, "Misc", StrHideUpdateMessages, Application::Settings.HideUpdateMessages);
TryReadValue(data, "Misc", StrSendErrorsMessageEnabled, Application::Settings.SendErrorsMessageEnabled);
TryReadValue(data, "Misc", StrSendErrors, "", Application::Settings.SendErrors);
TryReadValue(data, "Misc", StrHideUpdateMessages, "", Application::Settings.HideUpdateMessages);
TryReadValue(data, "Misc", StrSendErrorsMessageEnabled, "", Application::Settings.SendErrorsMessageEnabled);
// HTTP
TryReadValue(data, "HTTP", StrSSLKeyPath, Application::Settings.SSLKeyPath);
TryReadValue(data, "HTTP", StrSSLCertPath, Application::Settings.SSLCertPath);
TryReadValue(data, "HTTP", StrHTTPServerPort, Application::Settings.HTTPServerPort);
TryReadValue(data, "HTTP", StrHTTPServerIP, Application::Settings.HTTPServerIP);
TryReadValue(data, "HTTP", StrHTTPServerEnabled, Application::Settings.HTTPServerEnabled);
TryReadValue(data, "HTTP", StrHTTPServerUseSSL, Application::Settings.HTTPServerUseSSL);
TryReadValue(data, "HTTP", StrSSLKeyPath, "", Application::Settings.SSLKeyPath);
TryReadValue(data, "HTTP", StrSSLCertPath, "", Application::Settings.SSLCertPath);
TryReadValue(data, "HTTP", StrHTTPServerPort, "", Application::Settings.HTTPServerPort);
TryReadValue(data, "HTTP", StrHTTPServerIP, "", Application::Settings.HTTPServerIP);
TryReadValue(data, "HTTP", StrHTTPServerEnabled, "", Application::Settings.HTTPServerEnabled);
TryReadValue(data, "HTTP", StrHTTPServerUseSSL, "", Application::Settings.HTTPServerUseSSL);
} catch (const std::exception& err) {
beammp_error("Error parsing config file value: " + std::string(err.what()));
mFailed = true;