13 Commits

Author SHA1 Message Date
Lion Kortlepel
f65fbf60fe start implementing ipv6 support, of course it all sucks
so time to rewrite 90% of it fucking kill me
2024-07-12 21:04:28 +02:00
Lion Kortlepel
188a31c69e fix browser open 2024-06-29 22:56:11 +02:00
Lion Kortlepel
caab92375d properly clean up posix_spawn_file_actions 2024-06-28 15:40:50 +02:00
Lion Kortlepel
b76930b0bd fix game's stdout/stderr printing to launcher console on linux 2024-06-28 15:37:46 +02:00
Lion Kortlepel
96d579f64b fix bug which caused user path to print multiple times 2024-06-28 15:37:27 +02:00
Lion Kortlepel
ba35d039ae add --dev, --no-dev, --no-update flags
these will be replaced by #90 eventually
2024-06-28 09:23:42 +02:00
Lion Kortlepel
3535923f40 set dev to false 2024-06-28 09:23:42 +02:00
Lion Kortlepel
3ca6e7fd3d reduce compression to 3 instead of 6 2024-06-28 09:23:42 +02:00
Lion Kortlepel
7c24020124 implement receiving new header format 2024-06-28 09:23:30 +02:00
snepsnepsnep
88a9d4a1b1 flush console prints 2024-06-28 09:13:26 +02:00
Lion Kortlepel
4a5728d421 implement binary header 2024-06-28 09:13:26 +02:00
Lion Kortlepel
137d9dd1e2 implement string int header 2024-06-28 09:13:26 +02:00
Lion Kortlepel
7b733bf8eb temporarily set dev to true always 2024-06-27 09:34:52 +02:00
28 changed files with 1139 additions and 1312 deletions

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@@ -36,7 +36,7 @@ jobs:
run: cmake --build . --config $BUILD_TYPE
- name: Archive artifacts
uses: actions/upload-artifact@v4
uses: actions/upload-artifact@v2
with:
name: BeamMP-Launcher
path: ${{github.workspace}}/build-linux/BeamMP-Launcher

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@@ -37,7 +37,7 @@ jobs:
run: cmake --build . --config $BUILD_TYPE
- name: Archive artifacts
uses: actions/upload-artifact@v4
uses: actions/upload-artifact@v2
with:
name: BeamMP-Launcher.exe
path: ${{github.workspace}}/build-windows/Release/BeamMP-Launcher.exe

104
.github/workflows/release-build.yml vendored Normal file
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@@ -0,0 +1,104 @@
name: Release Create & Build
on:
push:
# Sequence of patterns matched against refs/tags
tags:
- 'v*' # Push events to matching v*, i.e. v1.0, v20.15.10
env:
BUILD_TYPE: Release
jobs:
create-release:
runs-on: ubuntu-latest
name: Create Release
outputs:
upload_url: ${{ steps.create_release.outputs.upload_url }}
steps:
- name: Create Release
id: create_release
uses: actions/create-release@v1
env:
GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
with:
tag_name: ${{ github.ref }}
release_name: Release ${{ github.ref }}
draft: false
prerelease: false
body: |
Files included in this release:
- `BeamMP-Launcher.exe` windows build
- `BeamMP-Launcher` linux build
upload-release-files-windows:
name: Upload Windows Release Files
runs-on: windows-latest
needs: create-release
steps:
- uses: actions/checkout@v2
with:
submodules: 'true'
- name: Restore artifacts, or run vcpkg, build and cache artifacts
uses: lukka/run-vcpkg@main
id: runvcpkg
with:
vcpkgArguments: 'discord-rpc zlib nlohmann-json openssl cpp-httplib[openssl]'
vcpkgDirectory: '${{ runner.workspace }}/b/vcpkg'
vcpkgGitCommitId: '16ee2ecb31788c336ace8bb14c21801efb6836e4'
vcpkgTriplet: 'x64-windows-static'
- name: Create Build Environment
run: cmake -E make_directory ${{github.workspace}}/build-windows
- name: Configure CMake
shell: bash
working-directory: ${{github.workspace}}/build-windows
run: cmake $GITHUB_WORKSPACE -DCMAKE_BUILD_TYPE=$BUILD_TYPE -DCMAKE_TOOLCHAIN_FILE='${{ runner.workspace }}/b/vcpkg/scripts/buildsystems/vcpkg.cmake' -DVCPKG_TARGET_TRIPLET=x64-windows-static
- name: Build
working-directory: ${{github.workspace}}/build-windows
shell: bash
run: cmake --build . --config $BUILD_TYPE
- name: Upload Release Asset
id: upload-release-asset
uses: actions/upload-release-asset@v1
env:
GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
with:
upload_url: ${{ needs.create-release.outputs.upload_url }} # This pulls from the CREATE RELEASE step above, referencing it's ID to get its outputs object, which include a `upload_url`. See this blog post for more info: https://jasonet.co/posts/new-features-of-github-actions/#passing-data-to-future-steps
asset_path: ${{github.workspace}}/build-windows/Release/BeamMP-Launcher.exe
asset_name: BeamMP-Launcher.exe
asset_content_type: application/vnd.microsoft.portable-executable
upload-release-files-linux:
runs-on: ubuntu-latest
steps:
- uses: actions/checkout@v2
with:
submodules: 'true'
- name: Create Build Environment
run: cmake -E make_directory ${{github.workspace}}/build-linux
- name: Configure CMake
shell: bash
working-directory: ${{github.workspace}}/build-linux
run: cmake $GITHUB_WORKSPACE -DCMAKE_BUILD_TYPE=$BUILD_TYPE
- name: Build
working-directory: ${{github.workspace}}/build-linux
shell: bash
run: cmake --build . --config $BUILD_TYPE
- name: Upload Release Asset
id: upload-release-asset
uses: actions/upload-release-asset@v1
env:
GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
with:
upload_url: ${{ needs.create-release.outputs.upload_url }} # This pulls from the CREATE RELEASE step above, referencing it's ID to get its outputs object, which include a `upload_url`. See this blog post for more info: https://jasonet.co/posts/new-features-of-github-actions/#passing-data-to-future-steps
asset_path: ${{github.workspace}}/build-linux/BeamMP-Launcher
asset_name: BeamMP-Launcher
asset_content_type: application/octet-stream

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@@ -12,12 +12,11 @@ set(CMAKE_CXX_STANDARD 20)
set(CMAKE_CXX_FLAGS_DEBUG "${CMAKE_CXX_FLAGS_DEBUG} -DDEBUG")
add_compile_definitions(CPPHTTPLIB_OPENSSL_SUPPORT)
file(GLOB source_files "src/*.cpp" "src/*/*.cpp" "src/*/*.hpp" "include/*.h" "include/*/*.h" "include/*/*/*.h" "include/*.hpp" "include/*/*.hpp" "include/*/*/*.hpp")
find_package(httplib CONFIG REQUIRED)
find_package(nlohmann_json CONFIG REQUIRED)
find_package(CURL REQUIRED)
find_package(asio CONFIG REQUIRED)
find_package(fmt CONFIG REQUIRED)
add_executable(${PROJECT_NAME} ${source_files})
set_target_properties(${PROJECT_NAME} PROPERTIES OUTPUT_NAME "BeamMP-Launcher")
@@ -26,15 +25,15 @@ if (WIN32)
find_package(ZLIB REQUIRED)
find_package(OpenSSL REQUIRED)
target_link_libraries(${PROJECT_NAME} PRIVATE
ZLIB::ZLIB OpenSSL::SSL OpenSSL::Crypto ws2_32 httplib::httplib nlohmann_json::nlohmann_json CURL::libcurl)
ZLIB::ZLIB OpenSSL::SSL OpenSSL::Crypto ws2_32 httplib::httplib nlohmann_json::nlohmann_json asio::asio fmt::fmt)
elseif (LINUX)
find_package(ZLIB REQUIRED)
find_package(OpenSSL REQUIRED)
target_link_libraries(${PROJECT_NAME} PRIVATE
ZLIB::ZLIB OpenSSL::SSL OpenSSL::Crypto CURL::libcurl)
else(WIN32) #MINGW
target_link_libraries(${PROJECT_NAME} PRIVATE
ZLIB::ZLIB OpenSSL::SSL OpenSSL::Crypto asio::asio fmt::fmt)
elseif (WIN32) #MINGW
add_definitions("-D_WIN32_WINNT=0x0600")
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -Os -s --static")
target_link_libraries(${PROJECT_NAME} ssl crypto ws2_32 ssp crypt32 z CURL::libcurl)
target_link_libraries(${PROJECT_NAME} ssl crypto ws2_32 ssp crypt32 z asio::asio fmt::fmt)
endif(WIN32)
target_include_directories(${PROJECT_NAME} PRIVATE "include")

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@@ -2,24 +2,11 @@
The launcher is the way we communitcate to outside the game, it does a few automated actions such as but not limited to: downloading the mod, launching the game, and create a connection to a server.
**To clone this repository**: `git clone --recurse-submodules https://github.com/BeamMP/BeamMP-Launcher.git`
## How to build
## How to build - Release
In the root directory of the project,
1. `cmake -DCMAKE_BUILD_TYPE=Release . -B bin -DCMAKE_TOOLCHAIN_FILE=C:/vcpkg/scripts/buildsystems/vcpkg.cmake -DVCPKG_TARGET_TRIPLET=x64-windows-static`
2. `cmake --build bin --parallel --config Release`
Remember to change `C:/vcpkg` to wherever you have vcpkg installed.
## How to build - Debug
In the root directory of the project,
1. `cmake . -B bin -DCMAKE_TOOLCHAIN_FILE=C:/vcpkg/scripts/buildsystems/vcpkg.cmake -DVCPKG_TARGET_TRIPLET=x64-windows-static`
2. `cmake --build bin --parallel`
Remember to change `C:/vcpkg` to wherever you have vcpkg installed.
Copyright (c) 2019-present Anonymous275.
BeamMP Launcher code is not in the public domain and is not free software.
One must be granted explicit permission by the copyright holder in order to modify or distribute any part of the source or binaries,

11
include/Helpers.h Normal file
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@@ -0,0 +1,11 @@
#include <span>
#include <string>
#include <vector>
#pragma once
using ByteSpan = std::span<const char>;
std::string bytespan_to_string(ByteSpan span);
std::vector<char> strtovec(std::string_view str);

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@@ -14,8 +14,7 @@ public:
static std::string Post(const std::string& IP, const std::string& Fields);
static std::string Get(const std::string& IP);
static bool ProgressBar(size_t c, size_t t);
static void StartProxy();
public:
static bool isDownload;
static inline bool SkipSslVerify = false;
};
};

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@@ -7,6 +7,10 @@
///
#pragma once
#include "Helpers.h"
#include "asio/io_context.hpp"
#include "asio/ip/address.hpp"
#include <span>
#include <string>
#ifdef __linux__
@@ -14,8 +18,13 @@
#include <bits/types/siginfo_t.h>
#include <cstdint>
#include <sys/ucontext.h>
#include <vector>
#endif
#include <asio.hpp>
extern asio::io_context io;
void NetReset();
extern bool Dev;
extern int ping;
@@ -27,30 +36,31 @@ extern int LastPort;
extern bool ModLoaded;
extern bool Terminate;
extern int DEFAULT_PORT;
extern uint64_t UDPSock;
extern uint64_t TCPSock;
extern std::shared_ptr<asio::ip::udp::socket> UDPSock;
extern std::shared_ptr<asio::ip::tcp::socket> TCPSock;
extern std::string Branch;
extern std::string CachingDirectory;
extern bool TCPTerminate;
extern std::string LastIP;
extern std::string MStatus;
extern std::string UlStatus;
extern std::string PublicKey;
extern std::string PrivateKey;
int KillSocket(uint64_t Dead);
extern std::string ListOfMods;
void KillSocket(std::shared_ptr<asio::ip::tcp::socket>& Dead);
void KillSocket(std::shared_ptr<asio::ip::udp::socket>& Dead);
void KillSocket(asio::ip::tcp::socket& Dead);
void KillSocket(asio::ip::udp::socket& Dead);
void UUl(const std::string& R);
void UDPSend(std::string Data);
void UDPSend(const std::vector<char>& Data);
bool CheckBytes(int32_t Bytes);
void GameSend(std::string_view Data);
void SendLarge(std::string Data);
std::string TCPRcv(uint64_t Sock);
void SyncResources(uint64_t TCPSock);
void SendLarge(const std::vector<char>& Data);
std::string TCPRcv(asio::ip::tcp::socket& Sock);
void SyncResources(asio::ip::tcp::socket& TCPSock);
std::string GetAddr(const std::string& IP);
void ServerParser(std::string_view Data);
std::string Login(const std::string& fields);
void TCPSend(const std::string& Data, uint64_t Sock);
void TCPClientMain(const std::string& IP, int Port);
void UDPClientMain(const std::string& IP, int Port);
void TCPGameServer(const std::string& IP, int Port);
bool SecurityWarning();
void CoreSend(std::string data);
void TCPSend(const std::vector<char>& Data, asio::ip::tcp::socket& Sock);
void TCPClientMain(asio::ip::tcp::socket&& Socket);
void UDPClientMain(asio::ip::address addr, uint16_t port);
void TCPGameServer(asio::ip::tcp::socket&& Socket);

6
include/NetworkHelpers.h Normal file
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@@ -0,0 +1,6 @@
#pragma once
#include <asio.hpp>
#include <vector>
void ReceiveFromGame(asio::ip::tcp::socket& socket, std::vector<char>& out_data);

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@@ -14,8 +14,8 @@ void InitLauncher(int argc, char* argv[]);
std::string GetEP(char* P = nullptr);
std::string GetGamePath();
std::string GetVer();
std::string GetPatch();
std::string GetEN();
void StartProxy();
void ConfigInit();
extern bool Dev;

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@@ -1,20 +0,0 @@
#pragma once
#include <string>
#include <vector>
namespace Utils {
inline std::vector<std::string> Split(const std::string& String, const std::string& delimiter) {
std::vector<std::string> Val;
size_t pos;
std::string token, s = String;
while ((pos = s.find(delimiter)) != std::string::npos) {
token = s.substr(0, pos);
if (!token.empty())
Val.push_back(token);
s.erase(0, pos + delimiter.length());
}
if (!s.empty())
Val.push_back(s);
return Val;
};
};

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@@ -19,11 +19,12 @@ std::vector<char> Comp(std::span<const char> input) {
auto max_size = compressBound(input.size());
std::vector<char> output(max_size);
uLongf output_size = output.size();
int res = compress(
int res = compress2(
reinterpret_cast<Bytef*>(output.data()),
&output_size,
reinterpret_cast<const Bytef*>(input.data()),
static_cast<uLongf>(input.size()));
static_cast<uLongf>(input.size()),
3);
if (res != Z_OK) {
error("zlib compress() failed: " + std::to_string(res));
throw std::runtime_error("zlib compress() failed");

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@@ -11,8 +11,6 @@
namespace fs = std::filesystem;
std::string Branch;
std::string CachingDirectory = "./Resources";
void ParseConfig(const nlohmann::json& d) {
if (d["Port"].is_number()) {
DEFAULT_PORT = d["Port"].get<int>();
@@ -22,15 +20,12 @@ void ParseConfig(const nlohmann::json& d) {
// EA 2
// Dev 3
// Custom 3
if (d["Build"].is_string()) {
Branch = d["Build"].get<std::string>();
for (char& c : Branch)
c = char(tolower(c));
}
if (d.contains("CachingDirectory") && d["CachingDirectory"].is_string()) {
CachingDirectory = d["CachingDirectory"].get<std::string>();
info("Mod caching directory: " + CachingDirectory);
}
}
void ConfigInit() {
@@ -54,8 +49,7 @@ void ConfigInit() {
cfg <<
R"({
"Port": 4444,
"Build": "Default",
"CachingDirectory": "./Resources"
"Build": "Default"
})";
cfg.close();
} else {

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@@ -8,9 +8,10 @@
#if defined(_WIN32)
#include <windows.h>
#include <shlobj.h>
#elif defined(__linux__)
#include "vdf_parser.hpp"
#include <cerrno>
#include <cstring>
#include <pwd.h>
#include <spawn.h>
#include <sys/types.h>
@@ -41,20 +42,14 @@ std::string GetGamePath() {
Path = QueryKey(hKey, 4);
if (Path.empty()) {
Path = "";
char appDataPath[MAX_PATH];
HRESULT result = SHGetFolderPathA(NULL, CSIDL_LOCAL_APPDATA, NULL, 0, appDataPath);
if (SUCCEEDED(result)) {
Path = appDataPath;
sk = R"(SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Shell Folders)";
openRes = RegOpenKeyEx(HKEY_CURRENT_USER, sk, 0, KEY_ALL_ACCESS, &hKey);
if (openRes != ERROR_SUCCESS) {
fatal("Cannot get Local Appdata directory!");
}
if (Path.empty()) {
fatal("Cannot get Local Appdata directory");
}
Path = QueryKey(hKey, 5);
Path += "\\BeamNG.drive\\";
}
std::string Ver = CheckVer(GetGameDir());
Ver = Ver.substr(0, Ver.find('.', Ver.find('.') + 1));
Path += Ver + "\\";
@@ -97,15 +92,27 @@ void StartGame(std::string Dir) {
}
#elif defined(__linux__)
void StartGame(std::string Dir) {
int status;
std::string filename = (Dir + "/BinLinux/BeamNG.drive.x64");
char* argv[] = { filename.data(), NULL };
pid_t pid;
posix_spawn_file_actions_t spawn_actions;
posix_spawn_file_actions_init(&spawn_actions);
posix_spawn_file_actions_addclose(&spawn_actions, STDOUT_FILENO);
posix_spawn_file_actions_addclose(&spawn_actions, STDERR_FILENO);
int result = posix_spawn(&pid, filename.c_str(), &spawn_actions, nullptr, argv, environ);
posix_spawn_file_actions_t file_actions;
auto status = posix_spawn_file_actions_init(&file_actions);
// disable stdout
if (status != 0) {
error(std::string("posix_spawn_file_actions_init failed: ") + std::strerror(errno));
}
status = posix_spawn_file_actions_addclose(&file_actions, STDOUT_FILENO);
if (status != 0) {
error(std::string("posix_spawn_file_actions_addclose for STDOUT failed: ") + std::strerror(errno));
}
status = posix_spawn_file_actions_addclose(&file_actions, STDERR_FILENO);
if (status != 0) {
error(std::string("posix_spawn_file_actions_addclose for STDERR failed: ") + std::strerror(errno));
}
// launch the game
int result = posix_spawn(&pid, filename.c_str(), &file_actions, NULL, argv, environ);
if (result != 0) {
error("Failed to Launch the game! launcher closing soon");
@@ -115,6 +122,11 @@ void StartGame(std::string Dir) {
error("Game Closed! launcher closing soon");
}
status = posix_spawn_file_actions_destroy(&file_actions);
if (status != 0) {
warn(std::string("posix_spawn_file_actions_destroy failed: ") + std::strerror(errno));
}
std::this_thread::sleep_for(std::chrono::seconds(5));
exit(2);
}

9
src/Helpers.cpp Normal file
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@@ -0,0 +1,9 @@
#include "Helpers.h"
std::string bytespan_to_string(ByteSpan span) {
return std::string(span.data(), span.size());
}
std::vector<char> strtovec(std::string_view str) {
return std::vector<char>(str.begin(), str.end());
}

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@@ -50,35 +50,35 @@ void addToLog(const std::string& Line) {
}
void info(const std::string& toPrint) {
std::string Print = getDate() + "[INFO] " + toPrint + "\n";
std::cout << Print;
std::cout << Print << std::flush;
addToLog(Print);
}
void debug(const std::string& toPrint) {
if (!Dev)
return;
std::string Print = getDate() + "[DEBUG] " + toPrint + "\n";
if (Dev) {
std::cout << Print;
}
std::cout << Print << std::flush;
addToLog(Print);
}
void warn(const std::string& toPrint) {
std::string Print = getDate() + "[WARN] " + toPrint + "\n";
std::cout << Print;
std::cout << Print << std::flush;
addToLog(Print);
}
void error(const std::string& toPrint) {
std::string Print = getDate() + "[ERROR] " + toPrint + "\n";
std::cout << Print;
std::cout << Print << std::flush;
addToLog(Print);
}
void fatal(const std::string& toPrint) {
std::string Print = getDate() + "[FATAL] " + toPrint + "\n";
std::cout << Print;
std::cout << Print << std::flush;
addToLog(Print);
std::this_thread::sleep_for(std::chrono::seconds(5));
std::exit(1);
_Exit(-1);
}
void except(const std::string& toPrint) {
std::string Print = getDate() + "[EXCEP] " + toPrint + "\n";
std::cout << Print;
std::cout << Print << std::flush;
addToLog(Print);
}

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@@ -7,18 +7,17 @@
///
#include "Http.h"
#include "Network/network.hpp"
#include "NetworkHelpers.h"
#include "Security/Init.h"
#include <asio/io_context.hpp>
#include <cstdlib>
#include <optional>
#include <regex>
#if defined(_WIN32)
#include <winsock2.h>
#include <ws2tcpip.h>
#elif defined(__linux__)
#if defined(__linux__)
#include <cstring>
#include <errno.h>
#include <netdb.h>
#include <spawn.h>
#include <sys/socket.h>
#include <sys/types.h>
#include <sys/wait.h>
#include <unistd.h>
@@ -27,6 +26,7 @@
#include "Logger.h"
#include "Startup.h"
#include <charconv>
#include <fmt/format.h>
#include <nlohmann/json.hpp>
#include <set>
#include <thread>
@@ -39,93 +39,122 @@ bool Terminate = false;
bool LoginAuth = false;
std::string Username = "";
std::string UserRole = "";
int UserID = -1;
std::string UlStatus;
std::string MStatus;
bool ModLoaded;
int ping = -1;
SOCKET CoreSocket = -1;
signed char confirmed = -1;
bool SecurityWarning() {
confirmed = -1;
CoreSend("WMODS_FOUND");
asio::io_context io {};
while (confirmed == -1)
std::this_thread::sleep_for(std::chrono::milliseconds(10));
static asio::ip::tcp::socket ResolveAndConnect(const std::string& host_port_string) {
if (confirmed == 1)
return true;
using namespace asio;
ip::tcp::resolver resolver(io);
asio::error_code ec;
auto port = host_port_string.substr(host_port_string.find_last_of(':') + 1);
auto host = host_port_string.substr(0, host_port_string.find_last_of(':'));
auto resolved = resolver.resolve(host, port, ec);
if (ec) {
::error(fmt::format("Failed to resolve '[{}]:{}': {}", host, port, ec.message()));
throw std::runtime_error(fmt::format("Failed to resolve '{}': {}", host_port_string, ec.message()));
}
bool connected = false;
NetReset();
Terminate = true;
TCPTerminate = true;
ping = -1;
return false;
UlStatus = "UlLoading...";
for (const auto& addr : resolved) {
try {
info(fmt::format("Resolved and connected to '[{}]:{}'",
addr.endpoint().address().to_string(),
addr.endpoint().port()));
ip::tcp::socket socket(io);
socket.connect(addr);
// done, connected fine
return socket;
} catch (...) {
// ignore
}
}
throw std::runtime_error(fmt::format("Failed to connect to '{}'; connection refused", host_port_string));
}
void StartSync(const std::string& Data) {
std::string IP = GetAddr(Data.substr(1, Data.find(':') - 1));
if (IP.find('.') == -1) {
if (IP == "DNS")
UlStatus = "UlConnection Failed! (DNS Lookup Failed)";
else
UlStatus = "UlConnection Failed! (WSA failed to start)";
try {
auto Socket = ResolveAndConnect(Data.substr(1));
ListOfMods = "-";
CheckLocalKey();
TCPTerminate = false;
Terminate = false;
ConfList->clear();
ping = -1;
std::thread GS(TCPGameServer, std::move(Socket));
GS.detach();
info("Connecting to server");
} catch (const std::exception& e) {
UlStatus = "UlConnection Failed!";
error(fmt::format("Client: connect failed! Error: {}", e.what()));
WSACleanup();
Terminate = true;
CoreSend("L");
return;
}
CheckLocalKey();
UlStatus = "UlLoading...";
TCPTerminate = false;
Terminate = false;
ConfList->clear();
ping = -1;
std::thread GS(TCPGameServer, IP, std::stoi(Data.substr(Data.find(':') + 1)));
GS.detach();
info("Connecting to server");
}
void CoreSend(std::string data) {
if (CoreSocket != -1) {
int res = send(CoreSocket, (data + "\n").c_str(), int(data.size()) + 1, 0);
if (res < 0) {
debug("(Core) send failed with error: " + std::to_string(WSAGetLastError()));
}
}
}
bool IsAllowedLink(const std::string& Link) {
std::regex link_pattern(R"(https:\/\/(?:\w+)?(?:\.)?(?:beammp\.com|discord\.gg|patreon\.com\/BeamMP))");
std::smatch link_match;
return std::regex_search(Link, link_match, link_pattern) && link_match.position() == 0;
std::vector<std::string> allowed_links = {
R"(patreon\.com\/beammp$)",
R"(discord\.gg\/beammp$)",
R"(forum\.beammp\.com$)",
R"(beammp\.com$)",
R"(patreon\.com\/beammp\/$)",
R"(discord\.gg\/beammp\/$)",
R"(forum\.beammp\.com\/$)",
R"(beammp\.com\/$)",
R"(docs\.beammp\.com$)",
R"(wiki\.beammp\.com$)",
R"(docs\.beammp\.com\/$)",
R"(wiki\.beammp\.com\/$)",
R"(docs\.beammp\.com\/.*$)",
R"(wiki\.beammp\.com\/.*$)",
};
for (const auto& allowed_link : allowed_links) {
if (std::regex_match(Link, std::regex(std::string(R"(^http(s)?:\/\/)") + allowed_link))) {
return true;
}
}
return false;
}
void Parse(std::string Data, SOCKET CSocket) {
char Code = Data.at(0), SubCode = 0;
if (Data.length() > 1)
SubCode = Data.at(1);
void Parse(std::span<char> InData, asio::ip::tcp::socket& CSocket) {
std::string OutData;
char Code = InData[0], SubCode = 0;
if (InData.size() > 1)
SubCode = InData[1];
switch (Code) {
case 'A':
Data = Data.substr(0, 1);
OutData = "A";
break;
case 'B':
NetReset();
Terminate = true;
TCPTerminate = true;
Data = Code + HTTP::Get("https://backend.beammp.com/servers-info");
OutData = Code + HTTP::Get("https://backend.beammp.com/servers-info");
break;
case 'C':
StartSync(Data);
Data.clear();
ListOfMods.clear();
StartSync(std::string(InData.data(), InData.size()));
while (ListOfMods.empty() && !Terminate) {
std::this_thread::sleep_for(std::chrono::seconds(1));
}
if (ListOfMods == "-")
OutData = "L";
else
OutData = "L" + ListOfMods;
break;
case 'O': // open default browser with URL
if (IsAllowedLink(Data.substr(1))) {
if (IsAllowedLink(bytespan_to_string(InData.subspan(1)))) {
#if defined(__linux)
if (char* browser = getenv("BROWSER"); browser != nullptr && !std::string_view(browser).empty()) {
pid_t pid;
auto arg = Data.substr(1);
auto arg = bytespan_to_string(InData.subspan(1));
char* argv[] = { browser, arg.data() };
auto status = posix_spawn(&pid, browser, nullptr, nullptr, argv, environ);
if (status == 0) {
@@ -137,27 +166,27 @@ void Parse(std::string Data, SOCKET CSocket) {
error(std::string("posix_spawn: ") + strerror(status));
}
} else {
error("Failed to open the following link in the browser because the $BROWSER environment variable is not set: " + Data.substr(1));
error("Failed to open the following link in the browser because the $BROWSER environment variable is not set: " + bytespan_to_string(InData.subspan(1)));
}
#elif defined(WIN32)
ShellExecuteA(nullptr, "open", Data.substr(1).c_str(), nullptr, nullptr, SW_SHOW); /// TODO: Look at when working on linux port
ShellExecuteA(nullptr, "open", InData.subspan(1).data(), nullptr, nullptr, SW_SHOW); /// TODO: Look at when working on linux port
#endif
info("Opening Link \"" + Data.substr(1) + "\"");
info("Opening Link \"" + bytespan_to_string(InData.subspan(1)) + "\"");
}
Data.clear();
OutData.clear();
break;
case 'P':
Data = Code + std::to_string(ProxyPort);
OutData = Code + std::to_string(ProxyPort);
break;
case 'U':
if (SubCode == 'l')
Data = UlStatus;
OutData = UlStatus;
if (SubCode == 'p') {
if (ping > 800) {
Data = "Up-2";
OutData = "Up-2";
} else
Data = "Up" + std::to_string(ping);
OutData = "Up" + std::to_string(ping);
}
if (!SubCode) {
std::string Ping;
@@ -165,11 +194,11 @@ void Parse(std::string Data, SOCKET CSocket) {
Ping = "-2";
else
Ping = std::to_string(ping);
Data = std::string(UlStatus) + "\n" + "Up" + Ping;
OutData = std::string(UlStatus) + "\n" + "Up" + Ping;
}
break;
case 'M':
Data = MStatus;
OutData = MStatus;
break;
case 'Q':
if (SubCode == 'S') {
@@ -178,21 +207,21 @@ void Parse(std::string Data, SOCKET CSocket) {
TCPTerminate = true;
ping = -1;
}
if (SubCode == 'G') {
debug("Closing via 'G' packet");
if (SubCode == 'G')
exit(2);
}
Data.clear();
OutData.clear();
break;
case 'R': // will send mod name
if (ConfList->find(Data) == ConfList->end()) {
ConfList->insert(Data);
{
auto str = bytespan_to_string(InData);
if (ConfList->find(str) == ConfList->end()) {
ConfList->insert(str);
ModLoaded = true;
}
Data.clear();
break;
OutData.clear();
} break;
case 'Z':
Data = "Z" + GetVer();
OutData = "Z" + GetVer();
break;
case 'N':
if (SubCode == 'c') {
@@ -205,75 +234,39 @@ void Parse(std::string Data, SOCKET CSocket) {
if (!UserRole.empty()) {
Auth["role"] = UserRole;
}
if (UserID != -1) {
Auth["id"] = UserID;
}
Data = "N" + Auth.dump();
OutData = "N" + Auth.dump();
} else {
Data = "N" + Login(Data.substr(Data.find(':') + 1));
auto indata_str = bytespan_to_string(InData);
OutData = "N" + Login(indata_str.substr(indata_str.find(':') + 1));
}
break;
case 'W':
if (SubCode == 'Y') {
confirmed = 1;
} else if (SubCode == 'N') {
confirmed = 0;
}
Data.clear();
break;
default:
Data.clear();
OutData.clear();
break;
}
if (!Data.empty() && CSocket != -1) {
int res = send(CSocket, (Data + "\n").c_str(), int(Data.size()) + 1, 0);
if (res < 0) {
debug("(Core) send failed with error: " + std::to_string(WSAGetLastError()));
if (!OutData.empty() && CSocket.is_open()) {
uint32_t DataSize = OutData.size();
std::vector<char> ToSend(sizeof(DataSize) + OutData.size());
std::copy_n(reinterpret_cast<char*>(&DataSize), sizeof(DataSize), ToSend.begin());
std::copy_n(OutData.data(), OutData.size(), ToSend.begin() + sizeof(DataSize));
asio::error_code ec;
asio::write(CSocket, asio::buffer(ToSend), ec);
if (ec) {
debug(fmt::format("(Core) send failed with error: {}", ec.message()));
}
}
}
void GameHandler(SOCKET Client) {
CoreSocket = Client;
int32_t Size, Temp, Rcv;
char Header[10] = { 0 };
void GameHandler(asio::ip::tcp::socket& Client) {
std::vector<char> data {};
do {
Rcv = 0;
do {
Temp = recv(Client, &Header[Rcv], 1, 0);
if (Temp < 1)
break;
if (!isdigit(Header[Rcv]) && Header[Rcv] != '>') {
error("(Core) Invalid lua communication");
KillSocket(Client);
return;
}
} while (Header[Rcv++] != '>');
if (Temp < 1)
break;
if (std::from_chars(Header, &Header[Rcv], Size).ptr[0] != '>') {
debug("(Core) Invalid lua Header -> " + std::string(Header, Rcv));
try {
ReceiveFromGame(Client, data);
Parse(data, Client);
} catch (const std::exception& e) {
error(std::string("Error while receiving from game: ") + e.what());
break;
}
std::string Ret(Size, 0);
Rcv = 0;
do {
Temp = recv(Client, &Ret[Rcv], Size - Rcv, 0);
if (Temp < 1)
break;
Rcv += Temp;
} while (Rcv < Size);
if (Temp < 1)
break;
Parse(Ret, Client);
} while (Temp > 0);
if (Temp == 0) {
debug("(Core) Connection closing");
} else {
debug("(Core) recv failed with error: " + std::to_string(WSAGetLastError()));
}
} while (true);
NetReset();
KillSocket(Client);
}
@@ -289,63 +282,52 @@ void localRes() {
}
void CoreMain() {
debug("Core Network on start!");
SOCKET LSocket, CSocket;
struct addrinfo* res = nullptr;
struct addrinfo hints { };
int iRes;
#ifdef _WIN32
WSADATA wsaData;
iRes = WSAStartup(514, &wsaData); // 2.2
if (iRes)
debug("WSAStartup failed with error: " + std::to_string(iRes));
#endif
ZeroMemory(&hints, sizeof(hints));
asio::ip::tcp::endpoint listen_ep(asio::ip::address::from_string("0.0.0.0"), static_cast<uint16_t>(DEFAULT_PORT));
asio::ip::tcp::socket LSocket(io);
asio::error_code ec;
LSocket.open(listen_ep.protocol(), ec);
if (ec) {
::error(fmt::format("Failed to open core socket: {}", ec.message()));
return;
}
asio::ip::tcp::socket::linger linger_opt {};
linger_opt.enabled(false);
LSocket.set_option(linger_opt, ec);
if (ec) {
::error(fmt::format("Failed to set up listening core socket to not linger / reuse address. "
"This may cause the core socket to refuse to bind(). Error: {}",
ec.message()));
return;
}
asio::ip::tcp::socket::reuse_address reuse_opt { true };
LSocket.set_option(reuse_opt, ec);
if (ec) {
::error(fmt::format("Failed to set up listening core socket to not linger / reuse address. "
"This may cause the core socket to refuse to bind(). Error: {}",
ec.message()));
return;
}
hints.ai_family = AF_INET;
hints.ai_socktype = SOCK_STREAM;
hints.ai_protocol = IPPROTO_TCP;
hints.ai_flags = AI_PASSIVE;
iRes = getaddrinfo(nullptr, std::to_string(DEFAULT_PORT).c_str(), &hints, &res);
if (iRes) {
debug("(Core) addr info failed with error: " + std::to_string(iRes));
WSACleanup();
return;
}
LSocket = socket(res->ai_family, res->ai_socktype, res->ai_protocol);
if (LSocket == -1) {
debug("(Core) socket failed with error: " + std::to_string(WSAGetLastError()));
freeaddrinfo(res);
WSACleanup();
return;
}
iRes = bind(LSocket, res->ai_addr, int(res->ai_addrlen));
if (iRes == SOCKET_ERROR) {
error("(Core) bind failed with error: " + std::to_string(WSAGetLastError()));
freeaddrinfo(res);
KillSocket(LSocket);
WSACleanup();
return;
}
iRes = listen(LSocket, SOMAXCONN);
if (iRes == SOCKET_ERROR) {
debug("(Core) listen failed with error: " + std::to_string(WSAGetLastError()));
freeaddrinfo(res);
KillSocket(LSocket);
WSACleanup();
auto acceptor = asio::ip::tcp::acceptor(io, listen_ep);
acceptor.listen(asio::ip::tcp::socket::max_listen_connections, ec);
if (ec) {
::error(fmt::format("listen() failed, which is needed for the launcher to operate. Error: {}",
ec.message()));
return;
}
do {
CSocket = accept(LSocket, nullptr, nullptr);
if (CSocket == -1) {
error("(Core) accept failed with error: " + std::to_string(WSAGetLastError()));
auto CSocket = acceptor.accept(ec);
if (ec) {
error(fmt::format("(Core) accept failed with error: {}", ec.message()));
continue;
}
localRes();
info("Game Connected!");
GameHandler(CSocket);
warn("Game Reconnecting...");
} while (CSocket);
} while (LSocket.is_open());
KillSocket(LSocket);
WSACleanup();
}

View File

@@ -5,8 +5,13 @@
///
/// Created by Anonymous275 on 7/25/2020
///
#include "Helpers.h"
#include "Network/network.hpp"
#include <memory>
#include "NetworkHelpers.h"
#include "asio/socket_base.hpp"
#include <algorithm>
#include <span>
#include <vector>
#include <zlib.h>
#if defined(_WIN32)
#include <winsock2.h>
@@ -23,6 +28,7 @@
#include "Logger.h"
#include <charconv>
#include <fmt/format.h>
#include <mutex>
#include <string>
#include <thread>
@@ -30,20 +36,31 @@
std::chrono::time_point<std::chrono::high_resolution_clock> PingStart, PingEnd;
bool GConnected = false;
bool CServer = true;
SOCKET CSocket = -1;
SOCKET GSocket = -1;
std::shared_ptr<asio::ip::tcp::socket> CSocket = nullptr;
std::shared_ptr<asio::ip::tcp::socket> GSocket = nullptr;
int KillSocket(uint64_t Dead) {
if (Dead == (SOCKET)-1) {
debug("Kill socket got -1 returning...");
return 0;
}
shutdown(Dead, SD_BOTH);
int a = closesocket(Dead);
if (a != 0) {
warn("Failed to close socket!");
}
return a;
void KillSocket(std::shared_ptr<asio::ip::tcp::socket>& Dead) {
if (!Dead)
return;
asio::error_code ec;
Dead->shutdown(asio::socket_base::shutdown_both, ec);
}
void KillSocket(std::shared_ptr<asio::ip::udp::socket>& Dead) {
if (!Dead)
return;
asio::error_code ec;
Dead->shutdown(asio::socket_base::shutdown_both, ec);
}
void KillSocket(asio::ip::tcp::socket& Dead) {
asio::error_code ec;
Dead.shutdown(asio::socket_base::shutdown_both, ec);
}
void KillSocket(asio::ip::udp::socket& Dead) {
asio::error_code ec;
Dead.shutdown(asio::socket_base::shutdown_both, ec);
}
bool CheckBytes(uint32_t Bytes) {
@@ -57,42 +74,34 @@ bool CheckBytes(uint32_t Bytes) {
return true;
}
void GameSend(std::string_view Data) {
void GameSend(std::string_view RawData) {
static std::mutex Lock;
std::scoped_lock Guard(Lock);
if (TCPTerminate || !GConnected || CSocket == -1)
if (TCPTerminate || !GConnected || CSocket == nullptr)
return;
int32_t Size, Temp, Sent;
Size = int32_t(Data.size());
uint32_t DataSize = RawData.size();
std::vector<char> Data(sizeof(DataSize) + RawData.size());
std::copy_n(reinterpret_cast<char*>(&DataSize), sizeof(DataSize), Data.begin());
std::copy_n(RawData.data(), RawData.size(), Data.begin() + sizeof(DataSize));
Size = Data.size();
Sent = 0;
#ifdef DEBUG
if (Size > 1000) {
debug("Launcher -> game (" + std::to_string(Size) + ")");
}
#endif
do {
if (Sent > -1) {
Temp = send(CSocket, &Data[Sent], Size - Sent, 0);
}
if (!CheckBytes(Temp))
return;
Sent += Temp;
} while (Sent < Size);
// send separately to avoid an allocation for += "\n"
Temp = send(CSocket, "\n", 1, 0);
if (!CheckBytes(Temp)) {
return;
asio::error_code ec;
asio::write(*CSocket, asio::buffer(Data), ec);
if (ec) {
debug(fmt::format("(TCP CB) recv failed with error: {}", ec.message()));
KillSocket(TCPSock);
Terminate = true;
}
}
void ServerSend(std::string Data, bool Rel) {
void ServerSend(const std::vector<char>& Data, bool Rel) {
if (Terminate || Data.empty())
return;
if (Data.find("Zp") != std::string::npos && Data.size() > 500) {
abort();
}
char C = 0;
bool Ack = false;
int DLen = int(Data.length());
int DLen = int(Data.size());
if (DLen > 3)
C = Data.at(0);
if (C == 'O' || C == 'T')
@@ -104,18 +113,10 @@ void ServerSend(std::string Data, bool Rel) {
if (Ack || Rel) {
if (Ack || DLen > 1000)
SendLarge(Data);
else
TCPSend(Data, TCPSock);
else if (TCPSock)
TCPSend(Data, *TCPSock);
} else
UDPSend(Data);
if (DLen > 1000) {
debug("(Launcher->Server) Bytes sent: " + std::to_string(Data.length()) + " : "
+ Data.substr(0, 10)
+ Data.substr(Data.length() - 10));
} else if (C == 'Z') {
// debug("(Game->Launcher) : " + Data);
}
}
void NetReset() {
@@ -124,76 +125,23 @@ void NetReset() {
Terminate = false;
UlStatus = "Ulstart";
MStatus = " ";
if (UDPSock != (SOCKET)(-1)) {
debug("Terminating UDP Socket: " + std::to_string(TCPSock));
KillSocket(UDPSock);
if (UDPSock != nullptr) {
KillSocket(*UDPSock);
}
UDPSock = -1;
if (TCPSock != (SOCKET)(-1)) {
debug("Terminating TCP Socket: " + std::to_string(TCPSock));
KillSocket(TCPSock);
UDPSock = nullptr;
if (TCPSock != nullptr) {
KillSocket(*TCPSock);
}
TCPSock = -1;
if (GSocket != (SOCKET)(-1)) {
debug("Terminating GTCP Socket: " + std::to_string(GSocket));
KillSocket(GSocket);
TCPSock = nullptr;
if (GSocket != nullptr) {
KillSocket(*GSocket);
}
GSocket = -1;
GSocket = nullptr;
}
SOCKET SetupListener() {
if (GSocket != -1)
return GSocket;
struct addrinfo* result = nullptr;
struct addrinfo hints { };
int iRes;
#ifdef _WIN32
WSADATA wsaData;
iRes = WSAStartup(514, &wsaData); // 2.2
if (iRes != 0) {
error("(Proxy) WSAStartup failed with error: " + std::to_string(iRes));
return -1;
}
#endif
ZeroMemory(&hints, sizeof(hints));
hints.ai_family = AF_INET;
hints.ai_socktype = SOCK_STREAM;
hints.ai_protocol = IPPROTO_TCP;
hints.ai_flags = AI_PASSIVE;
iRes = getaddrinfo(nullptr, std::to_string(DEFAULT_PORT + 1).c_str(), &hints, &result);
if (iRes != 0) {
error("(Proxy) info failed with error: " + std::to_string(iRes));
WSACleanup();
}
GSocket = socket(result->ai_family, result->ai_socktype, result->ai_protocol);
if (GSocket == -1) {
error("(Proxy) socket failed with error: " + std::to_string(WSAGetLastError()));
freeaddrinfo(result);
WSACleanup();
return -1;
}
iRes = bind(GSocket, result->ai_addr, (int)result->ai_addrlen);
if (iRes == SOCKET_ERROR) {
error("(Proxy) bind failed with error: " + std::to_string(WSAGetLastError()));
freeaddrinfo(result);
KillSocket(GSocket);
WSACleanup();
return -1;
}
freeaddrinfo(result);
iRes = listen(GSocket, SOMAXCONN);
if (iRes == SOCKET_ERROR) {
error("(Proxy) listen failed with error: " + std::to_string(WSAGetLastError()));
KillSocket(GSocket);
WSACleanup();
return -1;
}
return GSocket;
}
void AutoPing() {
while (!Terminate) {
ServerSend("p", false);
ServerSend(strtovec("p"), false);
PingStart = std::chrono::high_resolution_clock::now();
std::this_thread::sleep_for(std::chrono::seconds(1));
}
@@ -225,19 +173,47 @@ void ParserAsync(std::string_view Data) {
void ServerParser(std::string_view Data) {
ParserAsync(Data);
}
void NetMain(const std::string& IP, int Port) {
void NetMain(asio::ip::address addr, uint16_t port) {
std::thread Ping(AutoPing);
Ping.detach();
UDPClientMain(IP, Port);
UDPClientMain(addr, port);
CServer = true;
Terminate = true;
info("Connection Terminated!");
}
void TCPGameServer(const std::string& IP, int Port) {
GSocket = SetupListener();
std::unique_ptr<std::thread> ClientThread {};
std::unique_ptr<std::thread> NetMainThread {};
while (!TCPTerminate && GSocket != -1) {
void TCPGameServer(asio::ip::tcp::socket&& Socket) {
asio::ip::tcp::endpoint listen_ep(asio::ip::address::from_string("0.0.0.0"), static_cast<uint16_t>(DEFAULT_PORT + 1));
asio::ip::tcp::socket listener(io);
asio::error_code ec;
listener.open(listen_ep.protocol(), ec);
if (ec) {
::error(fmt::format("Failed to open game socket: {}", ec.message()));
return;
}
asio::ip::tcp::socket::linger linger_opt {};
linger_opt.enabled(false);
listener.set_option(linger_opt, ec);
if (ec) {
::error(fmt::format("Failed to set up listening game socket to not linger / reuse address. "
"This may cause the game socket to refuse to bind(). Error: {}",
ec.message()));
}
asio::ip::tcp::socket::reuse_address reuse_opt { true };
listener.set_option(reuse_opt, ec);
if (ec) {
::error(fmt::format("Failed to set up listening core socket to not linger / reuse address. "
"This may cause the core socket to refuse to bind(). Error: {}",
ec.message()));
return;
}
auto acceptor = asio::ip::tcp::acceptor(io, listen_ep);
acceptor.listen(asio::ip::tcp::socket::max_listen_connections, ec);
if (ec) {
debug(fmt::format("Proxy accept failed: {}", ec.message()));
TCPTerminate = true; // skip the loop
}
debug(fmt::format("Game server listening on {}:{}", acceptor.local_endpoint().address().to_string(), acceptor.local_endpoint().port()));
while (!TCPTerminate && acceptor.is_open()) {
debug("MAIN LOOP OF GAME SERVER");
GConnected = false;
if (!CServer) {
@@ -248,70 +224,35 @@ void TCPGameServer(const std::string& IP, int Port) {
break;
}
if (CServer) {
ClientThread = std::make_unique<std::thread>(TCPClientMain, IP, Port);
}
CSocket = accept(GSocket, nullptr, nullptr);
if (CSocket == -1) {
debug("(Proxy) accept failed with error: " + std::to_string(WSAGetLastError()));
break;
std::thread Client(TCPClientMain, std::move(Socket));
Client.detach();
}
CSocket = std::make_shared<asio::ip::tcp::socket>(acceptor.accept());
debug("(Proxy) Game Connected!");
GConnected = true;
if (CServer) {
NetMainThread = std::make_unique<std::thread>(NetMain, IP, Port);
std::thread t1(NetMain, CSocket->remote_endpoint().address(), CSocket->remote_endpoint().port());
t1.detach();
CServer = false;
}
int32_t Size, Temp, Rcv;
char Header[10] = { 0 };
std::vector<char> data {};
// Read byte by byte until '>' is rcved then get the size and read based on it
do {
Rcv = 0;
do {
Temp = recv(CSocket, &Header[Rcv], 1, 0);
if (Temp < 1 || TCPTerminate)
break;
} while (Header[Rcv++] != '>');
if (Temp < 1 || TCPTerminate)
break;
if (std::from_chars(Header, &Header[Rcv], Size).ptr[0] != '>') {
debug("(Game) Invalid lua Header -> " + std::string(Header, Rcv));
while (!TCPTerminate && !CSocket) {
try {
ReceiveFromGame(*CSocket, data);
ServerSend(data, false);
} catch (const std::exception& e) {
error(std::string("Error while receiving from game: ") + e.what());
break;
}
std::string Ret(Size, 0);
Rcv = 0;
do {
Temp = recv(CSocket, &Ret[Rcv], Size - Rcv, 0);
if (Temp < 1)
break;
Rcv += Temp;
} while (Rcv < Size && !TCPTerminate);
if (Temp < 1 || TCPTerminate)
break;
ServerSend(Ret, false);
} while (Temp > 0 && !TCPTerminate);
if (Temp == 0)
debug("(Proxy) Connection closing");
else
debug("(Proxy) recv failed error : " + std::to_string(WSAGetLastError()));
}
}
TCPTerminate = true;
GConnected = false;
Terminate = true;
if (ClientThread) {
debug("Waiting for client thread");
ClientThread->join();
debug("Client thread done");
}
if (NetMainThread) {
debug("Waiting for net main thread");
NetMainThread->join();
debug("Net main thread done");
}
if (CSocket != SOCKET_ERROR)
if (CSocket != nullptr)
KillSocket(CSocket);
debug("END OF GAME SERVER");
}

View File

@@ -1,268 +1,174 @@
// Copyright (c) 2019-present Anonymous275.
// BeamMP Launcher code is not in the public domain and is not free software.
// One must be granted explicit permission by the copyright holder in order to modify or distribute any part of the source or binaries.
// Anything else is prohibited. Modified works may not be published and have be upstreamed to the official repository.
///
/// Created by Anonymous275 on 7/18/2020
///
#include "Http.h"
#include <Logger.h>
#include <Network/network.hpp>
#include <Startup.h>
#include <Utils.h>
#include <cmath>
#include <curl/curl.h>
#include <curl/easy.h>
#include <filesystem>
#include <fstream>
#include <httplib.h>
#include <iostream>
#include <mutex>
#include <nlohmann/json.hpp>
void WriteHttpDebug(const httplib::Client& client, const std::string& method, const std::string& target, const httplib::Result& result) try {
const std::filesystem::path folder = ".https_debug";
std::filesystem::create_directories(folder);
if (!std::filesystem::exists(folder / "WHAT IS THIS FOLDER.txt")) {
std::ofstream ignore { folder / "WHAT IS THIS FOLDER.txt" };
ignore << "This folder exists to help debug current issues with the backend. Do not share this folder with anyone but BeamMP staff. It contains detailed logs of any failed http requests." << std::endl;
}
const auto file = folder / (method + ".json");
// 1 MB limit
if (std::filesystem::exists(file) && std::filesystem::file_size(file) > 1'000'000) {
std::filesystem::rename(file, file.generic_string() + ".bak");
}
std::ofstream of { file, std::ios::app };
nlohmann::json js {
{ "utc", std::chrono::system_clock::now().time_since_epoch().count() },
{ "target", target },
{ "client_info", {
{ "openssl_verify_result", client.get_openssl_verify_result() },
{ "host", client.host() },
{ "port", client.port() },
{ "socket_open", client.is_socket_open() },
{ "valid", client.is_valid() },
} },
};
if (result) {
auto value = result.value();
js["result"] = {};
js["result"]["body"] = value.body;
js["result"]["status"] = value.status;
js["result"]["headers"] = value.headers;
js["result"]["version"] = value.version;
js["result"]["location"] = value.location;
js["result"]["reason"] = value.reason;
}
of << js.dump();
} catch (const std::exception& e) {
error(e.what());
}
static size_t CurlWriteCallback(void* contents, size_t size, size_t nmemb, void* userp) {
std::string* Result = reinterpret_cast<std::string*>(userp);
std::string NewContents(reinterpret_cast<char*>(contents), size * nmemb);
*Result += NewContents;
return size * nmemb;
}
bool HTTP::isDownload = false;
std::string HTTP::Get(const std::string& IP) {
std::string Ret;
static thread_local CURL* curl = curl_easy_init();
if (curl) {
CURLcode res;
curl_easy_setopt(curl, CURLOPT_URL, IP.c_str());
curl_easy_setopt(curl, CURLOPT_WRITEFUNCTION, CurlWriteCallback);
curl_easy_setopt(curl, CURLOPT_WRITEDATA, (void*)&Ret);
curl_easy_setopt(curl, CURLOPT_TIMEOUT, 10); // seconds
res = curl_easy_perform(curl);
if (res != CURLE_OK) {
error("GET to " + IP + " failed: " + std::string(curl_easy_strerror(res)));
return "";
}
} else {
error("Curl easy init failed");
return "";
}
return Ret;
}
std::string HTTP::Post(const std::string& IP, const std::string& Fields) {
std::string Ret;
static thread_local CURL* curl = curl_easy_init();
if (curl) {
CURLcode res;
curl_easy_setopt(curl, CURLOPT_URL, IP.c_str());
curl_easy_setopt(curl, CURLOPT_WRITEFUNCTION, CurlWriteCallback);
curl_easy_setopt(curl, CURLOPT_WRITEDATA, (void*)&Ret);
curl_easy_setopt(curl, CURLOPT_POST, 1);
curl_easy_setopt(curl, CURLOPT_POSTFIELDS, Fields.c_str());
curl_easy_setopt(curl, CURLOPT_POSTFIELDSIZE, Fields.size());
struct curl_slist* list = nullptr;
list = curl_slist_append(list, "Content-Type: application/json");
curl_easy_setopt(curl, CURLOPT_HTTPHEADER, list);
curl_easy_setopt(curl, CURLOPT_TIMEOUT, 10); // seconds
res = curl_easy_perform(curl);
curl_slist_free_all(list);
if (res != CURLE_OK) {
error("POST to " + IP + " failed: " + std::string(curl_easy_strerror(res)));
return "";
}
} else {
error("Curl easy init failed");
return "";
}
return Ret;
}
bool HTTP::Download(const std::string& IP, const std::string& Path) {
static std::mutex Lock;
std::scoped_lock Guard(Lock);
info("Downloading an update (this may take a while)");
std::string Ret = Get(IP);
if (Ret.empty()) {
error("Download failed");
return false;
}
std::ofstream File(Path, std::ios::binary);
if (File.is_open()) {
File << Ret;
File.close();
std::cout << "\n";
info("Download Complete!");
} else {
error("Failed to open file directory: " + Path);
return false;
}
return true;
}
void set_headers(httplib::Response& res) {
res.set_header("Access-Control-Allow-Origin", "*");
res.set_header("Access-Control-Request-Method", "POST, OPTIONS, GET");
res.set_header("Access-Control-Request-Headers", "X-API-Version");
}
void HTTP::StartProxy() {
std::thread proxy([&]() {
httplib::Server HTTPProxy;
httplib::Headers headers = {
{ "User-Agent", "BeamMP-Launcher/" + GetVer() + GetPatch() },
{ "Accept", "*/*" }
};
httplib::Client backend("https://backend.beammp.com");
httplib::Client forum("https://forum.beammp.com");
const std::string pattern = ".*";
auto handle_request = [&](const httplib::Request& req, httplib::Response& res) {
set_headers(res);
if (req.has_header("X-BMP-Authentication")) {
headers.emplace("X-BMP-Authentication", PrivateKey);
}
if (req.has_header("X-API-Version")) {
headers.emplace("X-API-Version", req.get_header_value("X-API-Version"));
}
const std::vector<std::string> path = Utils::Split(req.path, "/");
httplib::Result cli_res;
const std::string method = req.method;
std::string host = "";
if (!path.empty())
host = path[0];
if (host == "backend") {
std::string remaining_path = req.path.substr(std::strlen("/backend"));
if (method == "GET")
cli_res = backend.Get(remaining_path, headers);
else if (method == "POST")
cli_res = backend.Post(remaining_path, headers);
} else if (host == "avatar") {
bool error = false;
std::string username;
std::string avatar_size = "100";
if (path.size() > 1) {
username = path[1];
} else {
error = true;
}
if (path.size() > 2) {
try {
if (std::stoi(path[2]) > 0)
avatar_size = path[2];
} catch (std::exception&) { }
}
httplib::Result summary_res;
if (!error) {
summary_res = forum.Get("/u/" + username + ".json", headers);
if (!summary_res || summary_res->status != 200) {
error = true;
}
}
if (!error) {
try {
nlohmann::json d = nlohmann::json::parse(summary_res->body, nullptr, false); // can fail with parse_error
auto user = d.at("user"); // can fail with out_of_range
auto avatar_link_json = user.at("avatar_template"); // can fail with out_of_range
auto avatar_link = avatar_link_json.get<std::string>();
size_t start_pos = avatar_link.find("{size}");
if (start_pos != std::string::npos)
avatar_link.replace(start_pos, std::strlen("{size}"), avatar_size);
cli_res = forum.Get(avatar_link, headers);
} catch (std::exception&) {
error = true;
}
}
if (error) {
cli_res = forum.Get("/user_avatar/forum.beammp.com/user/0/0.png", headers);
}
} else {
res.set_content("Host not found", "text/plain");
return;
}
if (cli_res) {
res.set_content(cli_res->body, cli_res->get_header_value("Content-Type"));
} else {
res.set_content(to_string(cli_res.error()), "text/plain");
}
};
HTTPProxy.Get(pattern, [&](const httplib::Request& req, httplib::Response& res) {
handle_request(req, res);
});
HTTPProxy.Post(pattern, [&](const httplib::Request& req, httplib::Response& res) {
handle_request(req, res);
});
ProxyPort = HTTPProxy.bind_to_any_port("0.0.0.0");
debug("HTTP Proxy listening on port " + std::to_string(ProxyPort));
HTTPProxy.listen_after_bind();
});
proxy.detach();
}
// Copyright (c) 2019-present Anonymous275.
// BeamMP Launcher code is not in the public domain and is not free software.
// One must be granted explicit permission by the copyright holder in order to modify or distribute any part of the source or binaries.
// Anything else is prohibited. Modified works may not be published and have be upstreamed to the official repository.
///
/// Created by Anonymous275 on 7/18/2020
///
#define CPPHTTPLIB_OPENSSL_SUPPORT
#include "Http.h"
#include <Logger.h>
#include <cmath>
#include <filesystem>
#include <fstream>
#include <httplib.h>
#include <iostream>
#include <mutex>
#include <nlohmann/json.hpp>
void WriteHttpDebug(const httplib::Client& client, const std::string& method, const std::string& target, const httplib::Result& result) try {
const std::filesystem::path folder = ".https_debug";
std::filesystem::create_directories(folder);
if (!std::filesystem::exists(folder / "WHAT IS THIS FOLDER.txt")) {
std::ofstream ignore { folder / "WHAT IS THIS FOLDER.txt" };
ignore << "This folder exists to help debug current issues with the backend. Do not share this folder with anyone but BeamMP staff. It contains detailed logs of any failed http requests." << std::endl;
}
const auto file = folder / (method + ".json");
// 1 MB limit
if (std::filesystem::exists(file) && std::filesystem::file_size(file) > 1'000'000) {
std::filesystem::rename(file, file.generic_string() + ".bak");
}
std::ofstream of { file, std::ios::app };
nlohmann::json js {
{ "utc", std::chrono::system_clock::now().time_since_epoch().count() },
{ "target", target },
{ "client_info", {
{ "openssl_verify_result", client.get_openssl_verify_result() },
{ "host", client.host() },
{ "port", client.port() },
{ "socket_open", client.is_socket_open() },
{ "valid", client.is_valid() },
} },
};
if (result) {
auto value = result.value();
js["result"] = {};
js["result"]["body"] = value.body;
js["result"]["status"] = value.status;
js["result"]["headers"] = value.headers;
js["result"]["version"] = value.version;
js["result"]["location"] = value.location;
js["result"]["reason"] = value.reason;
}
of << js.dump();
} catch (const std::exception& e) {
error(e.what());
}
bool HTTP::isDownload = false;
std::string HTTP::Get(const std::string& IP) {
static std::mutex Lock;
std::scoped_lock Guard(Lock);
auto pos = IP.find('/', 10);
httplib::Client cli(IP.substr(0, pos).c_str());
cli.set_connection_timeout(std::chrono::seconds(10));
cli.set_follow_location(true);
auto res = cli.Get(IP.substr(pos).c_str(), ProgressBar);
std::string Ret;
if (res) {
if (res->status == 200) {
Ret = res->body;
} else {
WriteHttpDebug(cli, "GET", IP, res);
error("Failed to GET '" + IP + "': " + res->reason + ", ssl verify = " + std::to_string(cli.get_openssl_verify_result()));
}
} else {
if (isDownload) {
std::cout << "\n";
}
WriteHttpDebug(cli, "GET", IP, res);
error("HTTP Get failed on " + to_string(res.error()) + ", ssl verify = " + std::to_string(cli.get_openssl_verify_result()));
}
return Ret;
}
std::string HTTP::Post(const std::string& IP, const std::string& Fields) {
static std::mutex Lock;
std::scoped_lock Guard(Lock);
auto pos = IP.find('/', 10);
httplib::Client cli(IP.substr(0, pos).c_str());
cli.set_connection_timeout(std::chrono::seconds(10));
std::string Ret;
if (!Fields.empty()) {
httplib::Result res = cli.Post(IP.substr(pos).c_str(), Fields, "application/json");
if (res) {
if (res->status != 200) {
error(res->reason);
}
Ret = res->body;
} else {
WriteHttpDebug(cli, "POST", IP, res);
error("HTTP Post failed on " + to_string(res.error()) + ", ssl verify = " + std::to_string(cli.get_openssl_verify_result()));
}
} else {
httplib::Result res = cli.Post(IP.substr(pos).c_str());
if (res) {
if (res->status != 200) {
error(res->reason);
}
Ret = res->body;
} else {
WriteHttpDebug(cli, "POST", IP, res);
error("HTTP Post failed on " + to_string(res.error()) + ", ssl verify = " + std::to_string(cli.get_openssl_verify_result()));
}
}
if (Ret.empty())
return "-1";
else
return Ret;
}
bool HTTP::ProgressBar(size_t c, size_t t) {
if (isDownload) {
static double last_progress, progress_bar_adv;
progress_bar_adv = round(c / double(t) * 25);
std::cout << "\r";
std::cout << "Progress : [ ";
std::cout << round(c / double(t) * 100);
std::cout << "% ] [";
int i;
for (i = 0; i <= progress_bar_adv; i++)
std::cout << "#";
for (i = 0; i < 25 - progress_bar_adv; i++)
std::cout << ".";
std::cout << "]";
last_progress = round(c / double(t) * 100);
}
return true;
}
bool HTTP::Download(const std::string& IP, const std::string& Path) {
static std::mutex Lock;
std::scoped_lock Guard(Lock);
isDownload = true;
std::string Ret = Get(IP);
isDownload = false;
if (Ret.empty())
return false;
std::ofstream File(Path, std::ios::binary);
if (File.is_open()) {
File << Ret;
File.close();
std::cout << "\n";
info("Download Complete!");
} else {
error("Failed to open file directory: " + Path);
return false;
}
return true;
}

View File

@@ -7,13 +7,7 @@
///
#include "Network/network.hpp"
#include <chrono>
#include <iomanip>
#include <ios>
#include <mutex>
#include <nlohmann/json.hpp>
#include <openssl/err.h>
#include <openssl/evp.h>
#include "fmt/core.h"
#if defined(_WIN32)
#include <ws2tcpip.h>
@@ -28,29 +22,43 @@
#include "Logger.h"
#include "Startup.h"
#include <Utils.h>
#include <atomic>
#include <cmath>
#include <cstring>
#include <filesystem>
#include <fstream>
#include <future>
#include <asio.hpp>
#include <iostream>
#include <string>
#include <thread>
#include "hashpp.h"
#include <vector>
namespace fs = std::filesystem;
std::string ListOfMods;
std::vector<std::string> Split(const std::string& String, const std::string& delimiter) {
std::vector<std::string> Val;
size_t pos;
std::string token, s = String;
while ((pos = s.find(delimiter)) != std::string::npos) {
token = s.substr(0, pos);
if (!token.empty())
Val.push_back(token);
s.erase(0, pos + delimiter.length());
}
if (!s.empty())
Val.push_back(s);
return Val;
}
void CheckForDir() {
if (!fs::exists(CachingDirectory)) {
try {
fs::create_directories(CachingDirectory);
} catch (const std::exception& e) {
error(std::string("Failed to create caching directory: ") + e.what() + ". This is a fatal error. Please make sure to configure a directory which you have permission to create, read and write from/to.");
std::this_thread::sleep_for(std::chrono::seconds(3));
std::exit(1);
}
if (!fs::exists("Resources")) {
// Could we just use fs::create_directory instead?
#if defined(_WIN32)
_wmkdir(L"Resources");
#elif defined(__linux__)
fs::create_directory(L"Resources");
#endif
}
}
void WaitForConfirm() {
@@ -66,27 +74,23 @@ void Abord() {
info("Terminated!");
}
std::string Auth(SOCKET Sock) {
TCPSend("VC" + GetVer(), Sock);
std::string Auth(asio::ip::tcp::socket& Sock) {
TCPSend(strtovec("VC" + GetVer()), Sock);
auto Res = TCPRcv(Sock);
if (Res.empty() || Res[0] == 'E' || Res[0] == 'K') {
Abord();
CoreSend("L");
return "";
}
TCPSend(PublicKey, Sock);
if (Terminate) {
CoreSend("L");
TCPSend(strtovec(PublicKey), Sock);
if (Terminate)
return "";
}
Res = TCPRcv(Sock);
if (Res.empty() || Res[0] != 'P') {
Abord();
CoreSend("L");
return "";
}
@@ -95,28 +99,24 @@ std::string Auth(SOCKET Sock) {
ClientID = std::stoi(Res);
} else {
Abord();
CoreSend("L");
UUl("Authentication failed!");
return "";
}
TCPSend("SR", Sock);
if (Terminate) {
CoreSend("L");
TCPSend(strtovec("SR"), Sock);
if (Terminate)
return "";
}
Res = TCPRcv(Sock);
if (Res[0] == 'E' || Res[0] == 'K') {
Abord();
CoreSend("L");
return "";
}
if (Res.empty() || Res == "-") {
info("Didn't Receive any mods...");
CoreSend("L");
TCPSend("Done", Sock);
ListOfMods = "-";
TCPSend(strtovec("Done"), Sock);
info("Done!");
return "";
}
@@ -130,88 +130,54 @@ void UpdateUl(bool D, const std::string& msg) {
UlStatus = "UlLoading Resource " + msg;
}
float DownloadSpeed = 0;
void AsyncUpdate(uint64_t& Rcv, uint64_t Size, const std::string& Name) {
do {
double pr = double(Rcv) / double(Size) * 100;
std::string Per = std::to_string(trunc(pr * 10) / 10);
std::string SpeedString = "";
if (DownloadSpeed > 0.01) {
std::stringstream ss;
ss << " at " << std::setprecision(1) << std::fixed << DownloadSpeed << " Mbit/s";
SpeedString = ss.str();
}
UpdateUl(true, Name + " (" + Per.substr(0, Per.find('.') + 2) + "%)" + SpeedString);
UpdateUl(true, Name + " (" + Per.substr(0, Per.find('.') + 2) + "%)");
std::this_thread::sleep_for(std::chrono::milliseconds(100));
} while (!Terminate && Rcv < Size);
}
// MICROSOFT, I DONT CARE, WRITE BETTER CODE
#undef min
std::vector<char> TCPRcvRaw(SOCKET Sock, uint64_t& GRcv, uint64_t Size) {
if (Sock == -1) {
Terminate = true;
UUl("Invalid Socket");
return {};
}
std::vector<char> File(Size);
char* TCPRcvRaw(asio::ip::tcp::socket& Sock, uint64_t& GRcv, uint64_t Size) {
char* File = new char[Size];
uint64_t Rcv = 0;
auto start = std::chrono::high_resolution_clock::now();
int i = 0;
asio::error_code ec;
do {
// receive at most some MB at a time
int Len = std::min(int(Size - Rcv), 1 * 1024 * 1024);
int32_t Temp = recv(Sock, &File[Rcv], Len, MSG_WAITALL);
if (Temp < 1) {
info(std::to_string(Temp));
UUl("Socket Closed Code 1");
int Len = int(Size - Rcv);
if (Len > 1000000)
Len = 1000000;
int32_t Temp = asio::read(Sock, asio::buffer(&File[Rcv], Len), ec);
if (ec) {
::error(fmt::format("Failed to receive data from server: {}", ec.message()));
UUl("Failed to receive data from server, connection closed (Code 1)");
KillSocket(Sock);
Terminate = true;
return {};
delete[] File;
return nullptr;
}
Rcv += Temp;
GRcv += Temp;
auto end = std::chrono::high_resolution_clock::now();
auto difference = end - start;
float bits_per_s = float(Rcv * 8) / float(std::chrono::duration_cast<std::chrono::milliseconds>(difference).count());
float megabits_per_s = bits_per_s / 1000;
DownloadSpeed = megabits_per_s;
// every 8th iteration print the speed
if (i % 8 == 0) {
debug("Download speed: " + std::to_string(uint32_t(megabits_per_s)) + "Mbit/s");
}
++i;
} while (Rcv < Size && !Terminate);
return File;
}
void MultiKill(SOCKET Sock, SOCKET Sock1) {
void MultiKill(asio::ip::tcp::socket& Sock, asio::ip::tcp::socket& Sock1) {
KillSocket(Sock1);
KillSocket(Sock);
Terminate = true;
}
SOCKET InitDSock() {
SOCKET DSock = socket(AF_INET, SOCK_STREAM, IPPROTO_TCP);
SOCKADDR_IN ServerAddr;
if (DSock < 1) {
std::shared_ptr<asio::ip::tcp::socket> InitDSock(asio::ip::tcp::endpoint ep) {
auto DSock = std::make_shared<asio::ip::tcp::socket>(io);
asio::error_code ec;
DSock->connect(ep, ec);
if (ec) {
KillSocket(DSock);
Terminate = true;
return 0;
}
ServerAddr.sin_family = AF_INET;
ServerAddr.sin_port = htons(LastPort);
inet_pton(AF_INET, LastIP.c_str(), &ServerAddr.sin_addr);
if (connect(DSock, (SOCKADDR*)&ServerAddr, sizeof(ServerAddr)) != 0) {
KillSocket(DSock);
Terminate = true;
return 0;
return nullptr;
}
char Code[2] = { 'D', char(ClientID) };
if (send(DSock, Code, 2, 0) != 2) {
asio::write(*DSock, asio::buffer(Code, 2), ec);
if (ec) {
KillSocket(DSock);
Terminate = true;
return 0;
@@ -219,78 +185,44 @@ SOCKET InitDSock() {
return DSock;
}
std::vector<char> SingleNormalDownload(SOCKET MSock, uint64_t Size, const std::string& Name) {
DownloadSpeed = 0;
std::string MultiDownload(asio::ip::tcp::socket& MSock, asio::ip::tcp::socket& DSock, uint64_t Size, const std::string& Name) {
uint64_t GRcv = 0;
uint64_t GRcv = 0, MSize = Size / 2, DSize = Size - MSize;
std::thread Au([&] { AsyncUpdate(GRcv, Size, Name); });
std::thread Au(AsyncUpdate, std::ref(GRcv), Size, Name);
const std::vector<char> MData = TCPRcvRaw(MSock, GRcv, Size);
std::packaged_task<char*()> task([&] { return TCPRcvRaw(MSock, GRcv, MSize); });
std::future<char*> f1 = task.get_future();
std::thread Dt(std::move(task));
Dt.detach();
if (MData.empty()) {
KillSocket(MSock);
Terminate = true;
Au.join();
return {};
}
char* DData = TCPRcvRaw(DSock, GRcv, DSize);
// ensure that GRcv is good before joining the async update thread
GRcv = MData.size();
if (GRcv != Size) {
error("Something went wrong during download; didn't get enough data. Expected " + std::to_string(Size) + " bytes, got " + std::to_string(GRcv) + " bytes instead");
Terminate = true;
Au.join();
return {};
}
Au.join();
return MData;
}
std::vector<char> MultiDownload(SOCKET MSock, SOCKET DSock, uint64_t Size, const std::string& Name) {
DownloadSpeed = 0;
uint64_t GRcv = 0;
uint64_t MSize = Size / 2;
uint64_t DSize = Size - MSize;
std::thread Au([&] { AsyncUpdate(GRcv, Size, Name); });
const std::vector<char> MData = TCPRcvRaw(MSock, GRcv, MSize);
if (MData.empty()) {
if (!DData) {
MultiKill(MSock, DSock);
Terminate = true;
Au.join();
return {};
return "";
}
const std::vector<char> DData = TCPRcvRaw(DSock, GRcv, DSize);
f1.wait();
char* MData = f1.get();
if (DData.empty()) {
if (!MData) {
MultiKill(MSock, DSock);
Terminate = true;
Au.join();
return {};
return "";
}
// ensure that GRcv is good before joining the async update thread
GRcv = MData.size() + DData.size();
if (GRcv != Size) {
error("Something went wrong during download; didn't get enough data. Expected " + std::to_string(Size) + " bytes, got " + std::to_string(GRcv) + " bytes instead");
Terminate = true;
if (Au.joinable())
Au.join();
return {};
}
Au.join();
/// omg yes very ugly my god but i was in a rush will revisit
std::string Ret(Size, 0);
memcpy(&Ret[0], MData, MSize);
delete[] MData;
std::vector<char> Result {};
Result.insert(Result.begin(), MData.begin(), MData.end());
Result.insert(Result.end(), DData.begin(), DData.end());
return Result;
memcpy(&Ret[MSize], DData, DSize);
delete[] DData;
return Ret;
}
void InvalidResource(const std::string& File) {
@@ -299,255 +231,31 @@ void InvalidResource(const std::string& File) {
Terminate = true;
}
std::string GetSha256HashReallyFast(const std::string& filename) {
try {
EVP_MD_CTX* mdctx;
const EVP_MD* md;
uint8_t sha256_value[EVP_MAX_MD_SIZE];
md = EVP_sha256();
if (md == nullptr) {
throw std::runtime_error("EVP_sha256() failed");
}
mdctx = EVP_MD_CTX_new();
if (mdctx == nullptr) {
throw std::runtime_error("EVP_MD_CTX_new() failed");
}
if (!EVP_DigestInit_ex2(mdctx, md, NULL)) {
EVP_MD_CTX_free(mdctx);
throw std::runtime_error("EVP_DigestInit_ex2() failed");
}
std::ifstream stream(filename, std::ios::binary);
const size_t FileSize = std::filesystem::file_size(filename);
size_t Read = 0;
std::vector<char> Data;
while (Read < FileSize) {
Data.resize(size_t(std::min<size_t>(FileSize - Read, 4096)));
size_t RealDataSize = Data.size();
stream.read(Data.data(), std::streamsize(Data.size()));
if (stream.eof() || stream.fail()) {
RealDataSize = size_t(stream.gcount());
}
Data.resize(RealDataSize);
if (RealDataSize == 0) {
break;
}
if (RealDataSize > 0 && !EVP_DigestUpdate(mdctx, Data.data(), Data.size())) {
EVP_MD_CTX_free(mdctx);
throw std::runtime_error("EVP_DigestUpdate() failed");
}
Read += RealDataSize;
}
unsigned int sha256_len = 0;
if (!EVP_DigestFinal_ex(mdctx, sha256_value, &sha256_len)) {
EVP_MD_CTX_free(mdctx);
throw std::runtime_error("EVP_DigestFinal_ex() failed");
}
EVP_MD_CTX_free(mdctx);
std::string result;
for (size_t i = 0; i < sha256_len; i++) {
char buf[3];
sprintf(buf, "%02x", sha256_value[i]);
buf[2] = 0;
result += buf;
}
return result;
} catch (const std::exception& e) {
error("Sha256 hashing of '" + filename + "' failed: " + e.what());
return "";
}
}
struct ModInfo {
static std::vector<ModInfo> ParseModInfosFromPacket(const std::string& packet) {
std::vector<ModInfo> modInfos;
try {
auto json = nlohmann::json::parse(packet);
for (const auto& entry : json) {
ModInfo modInfo {
.FileName = entry["file_name"],
.FileSize = entry["file_size"],
.Hash = entry["hash"],
.HashAlgorithm = entry["hash_algorithm"],
};
modInfos.push_back(modInfo);
}
} catch (const std::exception& e) {
debug(std::string("Failed to receive mod list: ") + e.what());
warn("Failed to receive new mod list format! This server may be outdated, but everything should still work as expected.");
return {};
}
return modInfos;
}
std::string FileName;
size_t FileSize;
std::string Hash;
std::string HashAlgorithm;
};
void NewSyncResources(SOCKET Sock, const std::string& Mods, const std::vector<ModInfo> ModInfos) {
if (!SecurityWarning())
return;
info("Checking Resources...");
CheckForDir();
std::string t;
for (const auto& mod : ModInfos) {
t += mod.FileName + ";";
}
if (t.empty())
CoreSend("L");
else
CoreSend("L" + t);
t.clear();
info("Syncing...");
int ModNo = 1;
int TotalMods = ModInfos.size();
for (auto ModInfoIter = ModInfos.begin(), AlsoModInfoIter = ModInfos.begin(); ModInfoIter != ModInfos.end() && !Terminate; ++ModInfoIter, ++AlsoModInfoIter) {
if (ModInfoIter->Hash.length() < 8 || ModInfoIter->HashAlgorithm != "sha256") {
error("Unsupported hash algorithm or invalid hash for '" + ModInfoIter->FileName + "'");
Terminate = true;
return;
}
auto FileName = std::filesystem::path(ModInfoIter->FileName).stem().string() + "-" + ModInfoIter->Hash.substr(0, 8) + std::filesystem::path(ModInfoIter->FileName).extension().string();
auto PathToSaveTo = (fs::path(CachingDirectory) / FileName).string();
if (fs::exists(PathToSaveTo) && GetSha256HashReallyFast(PathToSaveTo) == ModInfoIter->Hash) {
debug("Mod '" + FileName + "' found in cache");
std::this_thread::sleep_for(std::chrono::milliseconds(50));
try {
if (!fs::exists(GetGamePath() + "mods/multiplayer")) {
fs::create_directories(GetGamePath() + "mods/multiplayer");
}
auto modname = ModInfoIter->FileName;
#if defined(__linux__)
// Linux version of the game doesnt support uppercase letters in mod names
for (char& c : modname) {
c = ::tolower(c);
}
#endif
debug("Mod name: " + modname);
auto name = std::filesystem::path(GetGamePath()) / "mods/multiplayer" / modname;
std::string tmp_name = name.string();
tmp_name += ".tmp";
fs::copy_file(PathToSaveTo, tmp_name, fs::copy_options::overwrite_existing);
fs::rename(tmp_name, name);
} catch (std::exception& e) {
error("Failed copy to the mods folder! " + std::string(e.what()));
Terminate = true;
continue;
}
WaitForConfirm();
continue;
}
CheckForDir();
std::string FName = ModInfoIter->FileName;
do {
debug("Loading file '" + FName + "' to '" + PathToSaveTo + "'");
TCPSend("f" + ModInfoIter->FileName, Sock);
std::string Data = TCPRcv(Sock);
if (Data == "CO" || Terminate) {
Terminate = true;
UUl("Server cannot find " + FName);
break;
}
std::string Name = std::to_string(ModNo) + "/" + std::to_string(TotalMods) + ": " + FName;
std::vector<char> DownloadedFile = SingleNormalDownload(Sock, ModInfoIter->FileSize, Name);
if (Terminate)
break;
UpdateUl(false, std::to_string(ModNo) + "/" + std::to_string(TotalMods) + ": " + FName);
// 1. write downloaded file to disk
{
std::ofstream OutFile(PathToSaveTo, std::ios::binary | std::ios::trunc);
OutFile.write(DownloadedFile.data(), DownloadedFile.size());
OutFile.flush();
}
// 2. verify size
if (std::filesystem::file_size(PathToSaveTo) != DownloadedFile.size()) {
error("Failed to write the entire file '" + PathToSaveTo + "' correctly (file size mismatch)");
Terminate = true;
}
} while (fs::file_size(PathToSaveTo) != ModInfoIter->FileSize && !Terminate);
if (!Terminate) {
if (!fs::exists(GetGamePath() + "mods/multiplayer")) {
fs::create_directories(GetGamePath() + "mods/multiplayer");
}
// Linux version of the game doesnt support uppercase letters in mod names
#if defined(__linux__)
for (char& c : FName) {
c = ::tolower(c);
}
#endif
fs::copy_file(PathToSaveTo, std::filesystem::path(GetGamePath()) / "mods/multiplayer" / FName, fs::copy_options::overwrite_existing);
}
WaitForConfirm();
++ModNo;
}
if (!Terminate) {
TCPSend("Done", Sock);
info("Done!");
} else {
UlStatus = "Ulstart";
info("Connection Terminated!");
}
}
void SyncResources(SOCKET Sock) {
void SyncResources(asio::ip::tcp::socket& Sock) {
std::string Ret = Auth(Sock);
if (Ret.starts_with("R")) {
debug("This server is likely outdated, not trying to parse new mod info format");
} else {
auto ModInfos = ModInfo::ParseModInfosFromPacket(Ret);
if (!ModInfos.empty()) {
NewSyncResources(Sock, Ret, ModInfos);
return;
}
}
if (Ret.empty())
return;
if (!SecurityWarning())
return;
info("Checking Resources...");
CheckForDir();
std::vector<std::string> list = Utils::Split(Ret, ";");
std::vector<std::string> list = Split(Ret, ";");
std::vector<std::string> FNames(list.begin(), list.begin() + (list.size() / 2));
std::vector<std::string> FSizes(list.begin() + (list.size() / 2), list.end());
list.clear();
Ret.clear();
int Amount = 0, Pos = 0;
std::string PathToSaveTo, t;
std::string a, t;
for (const std::string& name : FNames) {
if (!name.empty()) {
t += name.substr(name.find_last_of('/') + 1) + ";";
}
}
if (t.empty())
CoreSend("L");
ListOfMods = "-";
else
CoreSend("L" + t);
ListOfMods = t;
t.clear();
for (auto FN = FNames.begin(), FS = FSizes.begin(); FN != FNames.end() && !Terminate; ++FN, ++FS) {
auto pos = FN->find_last_of('/');
@@ -562,27 +270,25 @@ void SyncResources(SOCKET Sock) {
}
if (!FNames.empty())
info("Syncing...");
SOCKET DSock = InitDSock();
auto DSock = InitDSock(Sock.remote_endpoint());
for (auto FN = FNames.begin(), FS = FSizes.begin(); FN != FNames.end() && !Terminate; ++FN, ++FS) {
auto pos = FN->find_last_of('/');
if (pos != std::string::npos) {
PathToSaveTo = CachingDirectory + FN->substr(pos);
} else {
a = "Resources" + FN->substr(pos);
} else
continue;
}
Pos++;
auto FileSize = std::stoull(*FS);
if (fs::exists(PathToSaveTo)) {
if (fs::exists(a)) {
if (FS->find_first_not_of("0123456789") != std::string::npos)
continue;
if (fs::file_size(PathToSaveTo) == FileSize) {
UpdateUl(false, std::to_string(Pos) + "/" + std::to_string(Amount) + ": " + PathToSaveTo.substr(PathToSaveTo.find_last_of('/')));
if (fs::file_size(a) == std::stoull(*FS)) {
UpdateUl(false, std::to_string(Pos) + "/" + std::to_string(Amount) + ": " + a.substr(a.find_last_of('/')));
std::this_thread::sleep_for(std::chrono::milliseconds(50));
try {
if (!fs::exists(GetGamePath() + "mods/multiplayer")) {
fs::create_directories(GetGamePath() + "mods/multiplayer");
}
auto modname = PathToSaveTo.substr(PathToSaveTo.find_last_of('/'));
auto modname = a.substr(a.find_last_of('/'));
#if defined(__linux__)
// Linux version of the game doesnt support uppercase letters in mod names
for (char& c : modname) {
@@ -591,7 +297,7 @@ void SyncResources(SOCKET Sock) {
#endif
auto name = GetGamePath() + "mods/multiplayer" + modname;
auto tmp_name = name + ".tmp";
fs::copy_file(PathToSaveTo, tmp_name, fs::copy_options::overwrite_existing);
fs::copy_file(a, tmp_name, fs::copy_options::overwrite_existing);
fs::rename(tmp_name, name);
} catch (std::exception& e) {
error("Failed copy to the mods folder! " + std::string(e.what()));
@@ -601,13 +307,12 @@ void SyncResources(SOCKET Sock) {
WaitForConfirm();
continue;
} else
remove(PathToSaveTo.c_str());
remove(a.c_str());
}
CheckForDir();
std::string FName = PathToSaveTo.substr(PathToSaveTo.find_last_of('/'));
std::string FName = a.substr(a.find_last_of('/'));
do {
debug("Loading file '" + FName + "' to '" + PathToSaveTo + "'");
TCPSend("f" + *FN, Sock);
TCPSend(strtovec("f" + *FN), Sock);
std::string Data = TCPRcv(Sock);
if (Data == "CO" || Terminate) {
@@ -618,23 +323,19 @@ void SyncResources(SOCKET Sock) {
std::string Name = std::to_string(Pos) + "/" + std::to_string(Amount) + ": " + FName;
std::vector<char> DownloadedFile = MultiDownload(Sock, DSock, FileSize, Name);
Data = MultiDownload(Sock, *DSock, std::stoull(*FS), Name);
if (Terminate)
break;
UpdateUl(false, std::to_string(Pos) + "/" + std::to_string(Amount) + ": " + FName);
std::ofstream LFS;
LFS.open(a.c_str(), std::ios_base::app | std::ios::binary);
if (LFS.is_open()) {
LFS.write(&Data[0], Data.size());
LFS.close();
}
// 1. write downloaded file to disk
{
std::ofstream OutFile(PathToSaveTo, std::ios::binary | std::ios::trunc);
OutFile.write(DownloadedFile.data(), DownloadedFile.size());
}
// 2. verify size
if (std::filesystem::file_size(PathToSaveTo) != DownloadedFile.size()) {
error("Failed to write the entire file '" + PathToSaveTo + "' correctly (file size mismatch)");
Terminate = true;
}
} while (fs::file_size(PathToSaveTo) != std::stoull(*FS) && !Terminate);
} while (fs::file_size(a) != std::stoull(*FS) && !Terminate);
if (!Terminate) {
if (!fs::exists(GetGamePath() + "mods/multiplayer")) {
fs::create_directories(GetGamePath() + "mods/multiplayer");
@@ -647,14 +348,13 @@ void SyncResources(SOCKET Sock) {
}
#endif
fs::copy_file(PathToSaveTo, GetGamePath() + "mods/multiplayer" + FName, fs::copy_options::overwrite_existing);
fs::copy_file(a, GetGamePath() + "mods/multiplayer" + FName, fs::copy_options::overwrite_existing);
}
WaitForConfirm();
}
KillSocket(DSock);
if (!Terminate) {
TCPSend("Done", Sock);
TCPSend(strtovec("Done"), Sock);
info("Done!");
} else {
UlStatus = "Ulstart";

View File

@@ -7,7 +7,8 @@
///
#include "Network/network.hpp"
#include "Zlib/Compressor.h"
#include <stdexcept>
#include "asio/ip/address.hpp"
#include "fmt/format.h"
#if defined(_WIN32)
#include <ws2tcpip.h>
@@ -24,84 +25,78 @@
#include <array>
#include <string>
SOCKET UDPSock = -1;
sockaddr_in* ToServer = nullptr;
std::shared_ptr<asio::ip::udp::socket> UDPSock = nullptr;
void UDPSend(std::string Data) {
if (ClientID == -1 || UDPSock == -1)
void UDPSend(const std::vector<char>& RawData) {
if (ClientID == -1 || UDPSock == nullptr)
return;
if (Data.length() > 400) {
auto res = Comp(std::span<char>(Data.data(), Data.size()));
std::string Data;
if (Data.size() > 400) {
auto res = Comp(RawData);
Data = "ABG:" + std::string(res.data(), res.size());
} else {
Data = std::string(RawData.data(), RawData.size());
}
std::string Packet = char(ClientID + 1) + std::string(":") + Data;
int sendOk = sendto(UDPSock, Packet.c_str(), int(Packet.size()), 0, (sockaddr*)ToServer, sizeof(*ToServer));
int sendOk = UDPSock->send(asio::buffer(Packet));
if (sendOk == SOCKET_ERROR)
error("Error Code : " + std::to_string(WSAGetLastError()));
}
void SendLarge(std::string Data) {
if (Data.length() > 400) {
auto res = Comp(std::span<char>(Data.data(), Data.size()));
Data = "ABG:" + std::string(res.data(), res.size());
void SendLarge(const std::vector<char>& Data) {
if (Data.size() > 400) {
auto res = Comp(Data);
res.insert(res.begin(), { 'A', 'B', 'G', ':' });
if (!TCPSock) {
::debug("TCPSock is null");
return;
}
TCPSend(res, *TCPSock);
} else {
if (!TCPSock) {
::debug("TCPSock is null");
return;
}
TCPSend(Data, *TCPSock);
}
TCPSend(Data, TCPSock);
}
void UDPParser(std::string_view Packet) {
if (Packet.substr(0, 4) == "ABG:") {
auto substr = Packet.substr(4);
try {
auto res = DeComp(std::span<const char>(substr.data(), substr.size()));
std::string DeCompPacket = std::string(res.data(), res.size());
ServerParser(DeCompPacket);
} catch (const std::runtime_error& err) {
error("Error in decompression of UDP, ignoring");
}
auto res = DeComp(std::span<const char>(substr.data(), substr.size()));
std::string DeCompPacket = std::string(res.data(), res.size());
ServerParser(DeCompPacket);
} else {
ServerParser(Packet);
}
}
void UDPRcv() {
sockaddr_in FromServer {};
#if defined(_WIN32)
int clientLength = sizeof(FromServer);
#elif defined(__linux__)
socklen_t clientLength = sizeof(FromServer);
#endif
ZeroMemory(&FromServer, clientLength);
static thread_local std::array<char, 10240> Ret {};
if (UDPSock == -1)
if (UDPSock == nullptr) {
::debug("UDPSock is null");
return;
int32_t Rcv = recvfrom(UDPSock, Ret.data(), Ret.size() - 1, 0, (sockaddr*)&FromServer, &clientLength);
if (Rcv == SOCKET_ERROR)
}
asio::error_code ec;
int32_t Rcv = UDPSock->receive(asio::buffer(Ret.data(), Ret.size() - 1), 0, ec);
if (ec)
return;
Ret[Rcv] = 0;
UDPParser(std::string_view(Ret.data(), Rcv));
}
void UDPClientMain(const std::string& IP, int Port) {
#ifdef _WIN32
WSADATA data;
if (WSAStartup(514, &data)) {
error("Can't start Winsock!");
return;
void UDPClientMain(asio::ip::address addr, uint16_t port) {
UDPSock = std::make_shared<asio::ip::udp::socket>(io);
asio::error_code ec;
UDPSock->connect(asio::ip::udp::endpoint(addr, port), ec);
if (ec) {
::error(fmt::format("Failed to connect UDP to server: {}", ec.message()));
Terminate = true;
}
#endif
delete ToServer;
ToServer = new sockaddr_in;
ToServer->sin_family = AF_INET;
ToServer->sin_port = htons(Port);
inet_pton(AF_INET, IP.c_str(), &ToServer->sin_addr);
UDPSock = socket(AF_INET, SOCK_DGRAM, 0);
GameSend("P" + std::to_string(ClientID));
TCPSend("H", TCPSock);
UDPSend("p");
debug("Starting UDP receive loop");
while (!Terminate) {
TCPSend(strtovec("H"), *TCPSock);
UDPSend(strtovec("p"));
while (!Terminate)
UDPRcv();
}
debug("UDP receive loop done");
KillSocket(UDPSock);
WSACleanup();
}

View File

@@ -7,6 +7,7 @@
///
#include "Logger.h"
#include "fmt/format.h"
#include <Zlib/Compressor.h>
#include <chrono>
#include <iostream>
@@ -27,7 +28,7 @@
int LastPort;
std::string LastIP;
SOCKET TCPSock = -1;
std::shared_ptr<asio::ip::tcp::socket> TCPSock = nullptr;
bool CheckBytes(int32_t Bytes) {
if (Bytes == 0) {
@@ -46,8 +47,8 @@ void UUl(const std::string& R) {
UlStatus = "UlDisconnected: " + R;
}
void TCPSend(const std::string& Data, uint64_t Sock) {
if (Sock == -1) {
void TCPSend(const std::vector<char>& Data, asio::ip::tcp::socket& Sock) {
if (!Sock.is_open()) {
Terminate = true;
UUl("Invalid Socket");
return;
@@ -57,64 +58,44 @@ void TCPSend(const std::string& Data, uint64_t Sock) {
std::string Send(4, 0);
Size = int32_t(Data.size());
memcpy(&Send[0], &Size, sizeof(Size));
Send += Data;
Send += std::string(Data.data(), Data.size());
// Do not use Size before this point for anything but the header
Sent = 0;
Size += 4;
do {
if (size_t(Sent) >= Send.size()) {
error("string OOB in " + std::string(__func__));
UUl("TCP Send OOB");
return;
}
Temp = send(Sock, &Send[Sent], Size - Sent, 0);
if (!CheckBytes(Temp)) {
UUl("Socket Closed Code 2");
return;
}
Sent += Temp;
} while (Sent < Size);
asio::error_code ec;
asio::write(Sock, asio::buffer(Send), ec);
if (ec) {
UUl(fmt::format("Failed to send data: {}", ec.message()));
}
}
std::string TCPRcv(SOCKET Sock) {
if (Sock == -1) {
std::string TCPRcv(asio::ip::tcp::socket& Sock) {
if (!Sock.is_open()) {
Terminate = true;
UUl("Invalid Socket");
return "";
}
int32_t Header, Temp;
int32_t Header, BytesRcv = 0, Temp;
std::vector<char> Data(sizeof(Header));
Temp = recv(Sock, Data.data(), sizeof(Header), MSG_WAITALL);
if (!CheckBytes(Temp)) {
UUl("Socket Closed Code 3");
return "";
asio::error_code ec;
asio::read(Sock, asio::buffer(Data), ec);
if (ec) {
UUl(fmt::format("Failed to receive header: {}", ec.message()));
}
memcpy(&Header, Data.data(), sizeof(Header));
memcpy(&Header, &Data[0], sizeof(Header));
if (!CheckBytes(Temp)) {
UUl("Socket Closed Code 4");
return "";
}
Data.resize(Header, 0);
Temp = recv(Sock, Data.data(), Header, MSG_WAITALL);
if (!CheckBytes(Temp)) {
UUl("Socket Closed Code 5");
return "";
Data.resize(Header);
asio::read(Sock, asio::buffer(Data), ec);
if (ec) {
UUl(fmt::format("Failed to receive data: {}", ec.message()));
}
std::string Ret(Data.data(), Header);
if (Ret.substr(0, 4) == "ABG:") {
auto substr = Ret.substr(4);
try {
auto res = DeComp(std::span<char>(substr.data(), substr.size()));
Ret = std::string(res.data(), res.size());
} catch (const std::runtime_error& err) {
// this happens e.g. when we're out of memory, or when we get incomplete data
error("Decompression failed");
return "";
}
auto res = DeComp(strtovec(substr));
Ret = std::string(res.data(), res.size());
}
#ifdef DEBUG
@@ -125,51 +106,24 @@ std::string TCPRcv(SOCKET Sock) {
return Ret;
}
void TCPClientMain(const std::string& IP, int Port) {
LastIP = IP;
LastPort = Port;
void TCPClientMain(asio::ip::tcp::socket&& socket) {
if (!TCPSock) {
return;
}
LastIP = socket.remote_endpoint().address().to_string();
LastPort = socket.remote_endpoint().port();
SOCKADDR_IN ServerAddr;
int RetCode;
#ifdef _WIN32
WSADATA wsaData;
WSAStartup(514, &wsaData); // 2.2
#endif
TCPSock = socket(AF_INET, SOCK_STREAM, IPPROTO_TCP);
TCPSock = std::make_shared<asio::ip::tcp::socket>(std::move(socket));
if (TCPSock == -1) {
printf("Client: socket failed! Error code: %d\n", WSAGetLastError());
WSACleanup();
return;
}
ServerAddr.sin_family = AF_INET;
ServerAddr.sin_port = htons(Port);
inet_pton(AF_INET, IP.c_str(), &ServerAddr.sin_addr);
RetCode = connect(TCPSock, (SOCKADDR*)&ServerAddr, sizeof(ServerAddr));
if (RetCode != 0) {
UlStatus = "UlConnection Failed!";
error("Client: connect failed! Error code: " + std::to_string(WSAGetLastError()));
KillSocket(TCPSock);
WSACleanup();
Terminate = true;
CoreSend("L");
return;
}
info("Connected!");
char Code = 'C';
send(TCPSock, &Code, 1, 0);
SyncResources(TCPSock);
while (!Terminate) {
ServerParser(TCPRcv(TCPSock));
asio::write(*TCPSock, asio::buffer(&Code, 1));
SyncResources(*TCPSock);
while (!Terminate && TCPSock) {
ServerParser(TCPRcv(*TCPSock));
}
GameSend("T");
////Game Send Terminate
if (KillSocket(TCPSock) != 0)
debug("(TCP) Cannot close socket. Error code: " + std::to_string(WSAGetLastError()));
#ifdef _WIN32
if (WSACleanup() != 0)
debug("(TCP) Client: WSACleanup() failed!...");
#endif
KillSocket(TCPSock);
}

35
src/NetworkHelpers.cpp Normal file
View File

@@ -0,0 +1,35 @@
#include "NetworkHelpers.h"
#include <array>
#include <cerrno>
#include <cstring>
#include <stdexcept>
using asio::ip::tcp;
static uint32_t RecvHeader(tcp::socket& socket) {
std::array<uint8_t, sizeof(uint32_t)> header_buffer {};
asio::error_code ec;
auto n = asio::read(socket, asio::buffer(header_buffer), ec);
if (ec) {
throw std::runtime_error(std::string("recv() of header failed: ") + ec.message());
}
if (n == 0) {
throw std::runtime_error("Game disconnected");
}
return *reinterpret_cast<uint32_t*>(header_buffer.data());
}
/// Throws!!!
void ReceiveFromGame(tcp::socket& socket, std::vector<char>& out_data) {
auto header = RecvHeader(socket);
out_data.resize(header);
asio::error_code ec;
auto n = asio::read(socket, asio::buffer(out_data), ec);
if (ec) {
throw std::runtime_error(std::string("recv() of data failed: ") + ec.message());
}
if (n == 0) {
throw std::runtime_error("Game disconnected");
}
}

View File

@@ -17,6 +17,7 @@
#endif
#include "Logger.h"
#include <fstream>
#include <sstream>
#include <string>
#include <thread>
@@ -33,8 +34,24 @@ void lowExit(int code) {
std::this_thread::sleep_for(std::chrono::seconds(10));
exit(2);
}
/*void Exit(int code){
TraceBack = 0;
std::string msg =
"Sorry. We do not support cracked copies report this if you believe this is a mistake code ";
error(msg+std::to_string(code));
std::this_thread::sleep_for(std::chrono::seconds(10));
exit(3);
}
void SteamExit(int code){
TraceBack = 0;
std::string msg =
"Illegal steam modifications detected report this if you believe this is a mistake code ";
error(msg+std::to_string(code));
std::this_thread::sleep_for(std::chrono::seconds(10));
exit(4);
}*/
std::string GetGameDir() {
// if(TraceBack != 4)Exit(0);
#if defined(_WIN32)
return GameDir.substr(0, GameDir.find_last_of('\\'));
#elif defined(__linux__)
@@ -158,7 +175,151 @@ void FileList(std::vector<std::string>& a, const std::string& Path) {
}
}
}
bool Find(const std::string& FName, const std::string& Path) {
std::vector<std::string> FS;
FileList(FS, Path + "\\userdata");
for (std::string& a : FS) {
if (a.find(FName) != std::string::npos) {
FS.clear();
return true;
}
}
FS.clear();
return false;
}
bool FindHack(const std::string& Path) {
bool s = true;
for (const auto& entry : fs::directory_iterator(Path)) {
std::string Name = entry.path().filename().string();
for (char& c : Name)
c = char(tolower(c));
if (Name == "steam.exe")
s = false;
if (Name.find("greenluma") != -1) {
error("Found malicious file/folder \"" + Name + "\"");
return true;
}
Name.clear();
}
return s;
}
std::vector<std::string> GetID(const std::string& log) {
std::string vec, t, r;
std::vector<std::string> Ret;
std::ifstream f(log.c_str(), std::ios::binary);
f.seekg(0, std::ios_base::end);
std::streampos fileSize = f.tellg();
vec.resize(size_t(fileSize) + 1);
f.seekg(0, std::ios_base::beg);
f.read(&vec[0], fileSize);
f.close();
std::stringstream ss(vec);
bool S = false;
while (std::getline(ss, t, '{')) {
if (!S)
S = true;
else {
for (char& c : t) {
if (isdigit(c))
r += c;
}
break;
}
}
Ret.emplace_back(r);
r.clear();
S = false;
bool L = true;
while (std::getline(ss, t, '}')) {
if (L) {
L = false;
continue;
}
for (char& c : t) {
if (c == '"') {
if (!S)
S = true;
else {
if (r.length() > 10) {
Ret.emplace_back(r);
}
r.clear();
S = false;
continue;
}
}
if (isdigit(c))
r += c;
}
}
vec.clear();
return Ret;
}
std::string GetManifest(const std::string& Man) {
std::string vec;
std::ifstream f(Man.c_str(), std::ios::binary);
f.seekg(0, std::ios_base::end);
std::streampos fileSize = f.tellg();
vec.resize(size_t(fileSize) + 1);
f.seekg(0, std::ios_base::beg);
f.read(&vec[0], fileSize);
f.close();
std::string ToFind = "\"LastOwner\"\t\t\"";
int pos = int(vec.find(ToFind));
if (pos != -1) {
pos += int(ToFind.length());
vec = vec.substr(pos);
return vec.substr(0, vec.find('\"'));
} else
return "";
}
bool IDCheck(std::string Man, std::string steam) {
bool a = false, b = true;
int pos = int(Man.rfind("steamapps"));
// if(pos == -1)Exit(5);
Man = Man.substr(0, pos + 9) + "\\appmanifest_284160.acf";
steam += "\\config\\loginusers.vdf";
if (fs::exists(Man) && fs::exists(steam)) {
for (const std::string& ID : GetID(steam)) {
if (ID == GetManifest(Man))
b = false;
}
// if(b)Exit(6);
} else
a = true;
return a;
}
void LegitimacyCheck() {
// std::string K1 = R"(Software\Valve\Steam)";
// std::string K2 = R"(Software\Valve\Steam\Apps\284160)";
/*LONG dwRegOPenKey = OpenKey(HKEY_CURRENT_USER, K1.c_str(), &hKey);
if(dwRegOPenKey == ERROR_SUCCESS) {
Result = QueryKey(hKey, 1);
if(Result.empty())Exit(1);
if(fs::exists(Result)){
if(!Find("284160.json",Result))Exit(2);
if(FindHack(Result))SteamExit(1);
}else Exit(3);
T = Result;
Result.clear();
TraceBack++;
}else Exit(4);
K1.clear();
RegCloseKey(hKey);
dwRegOPenKey = OpenKey(HKEY_CURRENT_USER, K2.c_str(), &hKey);
if(dwRegOPenKey == ERROR_SUCCESS) {
Result = QueryKey(hKey, 2);
if(Result.empty())lowExit(1);
TraceBack++;
}else lowExit(2);
K2.clear();
RegCloseKey(hKey);*/
#if defined(_WIN32)
std::string Result;
std::string K3 = R"(Software\BeamNG\BeamNG.drive)";
@@ -166,18 +327,17 @@ void LegitimacyCheck() {
LONG dwRegOPenKey = OpenKey(HKEY_CURRENT_USER, K3.c_str(), &hKey);
if (dwRegOPenKey == ERROR_SUCCESS) {
Result = QueryKey(hKey, 3);
if (Result.empty()) {
debug("Failed to QUERY key HKEY_CURRENT_USER\\Software\\BeamNG\\BeamNG.drive");
if (Result.empty())
lowExit(3);
}
// if(IDCheck(Result,T))lowExit(5);
GameDir = Result;
} else {
debug("Failed to OPEN key HKEY_CURRENT_USER\\Software\\BeamNG\\BeamNG.drive");
// TraceBack++;
} else
lowExit(4);
}
K3.clear();
Result.clear();
RegCloseKey(hKey);
// if(TraceBack < 3)exit(-1);
#elif defined(__linux__)
struct passwd* pw = getpwuid(getuid());
std::string homeDir = pw->pw_dir;

View File

@@ -18,7 +18,6 @@ std::string PrivateKey;
extern bool LoginAuth;
extern std::string Username;
extern std::string UserRole;
extern int UserID;
void UpdateKey(const char* newKey) {
if (newKey && std::isalnum(newKey[0])) {
@@ -49,7 +48,6 @@ std::string Login(const std::string& fields) {
if (fields == "LO") {
Username = "";
UserRole = "";
UserID = -1;
LoginAuth = false;
UpdateKey(nullptr);
return "";
@@ -58,7 +56,7 @@ std::string Login(const std::string& fields) {
try {
std::string Buffer = HTTP::Post("https://auth.beammp.com/userlogin", fields);
if (Buffer.empty()) {
if (Buffer == "-1") {
return GetFail("Failed to communicate with the auth system!");
}
@@ -76,9 +74,6 @@ std::string Login(const std::string& fields) {
if (d.contains("role")) {
UserRole = d["role"].get<std::string>();
}
if (d.contains("id")) {
UserID = d["id"].get<int>();
}
if (d.contains("private_key")) {
UpdateKey(d["private_key"].get<std::string>().c_str());
}
@@ -119,7 +114,7 @@ void CheckLocalKey() {
nlohmann::json d = nlohmann::json::parse(Buffer, nullptr, false);
if (Buffer.empty() || Buffer.at(0) != '{' || d.is_discarded()) {
if (Buffer == "-1" || Buffer.at(0) != '{' || d.is_discarded()) {
error(Buffer);
info("Invalid answer from authentication servers.");
UpdateKey(nullptr);
@@ -134,9 +129,7 @@ void CheckLocalKey() {
if (d.contains("role")) {
UserRole = d["role"].get<std::string>();
}
if (d.contains("id")) {
UserID = d["id"].get<int>();
}
// info(Role);
} else {
info("Auto-Authentication unsuccessful please re-login!");
UpdateKey(nullptr);

View File

@@ -81,7 +81,7 @@ std::string GetEN() {
}
std::string GetVer() {
return "2.2";
return "2.1";
}
std::string GetPatch() {
return ".0";
@@ -101,7 +101,6 @@ void ReLaunch(int argc, char* args[]) {
Arg += " ";
Arg += args[c - 1];
}
info("Relaunch!");
system("cls");
ShellExecute(nullptr, "runas", (GetEP() + GetEN()).c_str(), Arg.c_str(), nullptr, SW_SHOWNORMAL);
ShowWindow(GetConsoleWindow(), 0);
@@ -126,7 +125,6 @@ void ReLaunch(int argc, char* args[]) {
Arg += " ";
Arg += args[c - 1];
}
info("Relaunch!");
system("clear");
execl((GetEP() + GetEN()).c_str(), Arg.c_str(), NULL);
std::this_thread::sleep_for(std::chrono::seconds(1));
@@ -169,8 +167,12 @@ void CheckForUpdates(int argc, char* args[], const std::string& CV) {
std::string EP(GetEP() + GetEN()), Back(GetEP() + "BeamMP-Launcher.back");
std::string FileHash = hashpp::get::getFileHash(hashpp::ALGORITHMS::SHA2_256, EP);
#if defined(_WIN32)
#elif defined(__linux__)
system("clear");
#endif
if (FileHash != LatestHash && IsOutdated(Version(VersionStrToInts(GetVer() + GetPatch())), Version(VersionStrToInts(LatestVersion))) && !Dev) {
if (FileHash != LatestHash && IsOutdated(Version(VersionStrToInts(GetVer() + GetPatch())), Version(VersionStrToInts(LatestVersion)))) {
info("Launcher update found!");
#if defined(__linux__)
error("Auto update is NOT implemented for the Linux version. Please update manually ASAP as updates contain security patches.");
@@ -202,6 +204,13 @@ void CustomPort(int argc, char* argv[]) {
if (argc > 2)
Dev = true;
}
for (int i = 1; i < argc; ++i) {
if (std::string_view(argv[i]) == "--dev") {
Dev = true;
} else if (std::string_view(argv[i]) == "--no-dev") {
Dev = false;
}
}
}
#ifdef _WIN32
@@ -235,6 +244,7 @@ void LinuxPatch() {
#if defined(_WIN32)
void InitLauncher(int argc, char* argv[]) {
system("cls");
SetConsoleTitleA(("BeamMP Launcher v" + std::string(GetVer()) + GetPatch()).c_str());
InitLog();
CheckName(argc, argv);
@@ -246,13 +256,21 @@ void InitLauncher(int argc, char* argv[]) {
}
#elif defined(__linux__)
void InitLauncher(int argc, char* argv[]) {
system("clear");
InitLog();
info("BeamMP Launcher v" + GetVer() + GetPatch());
CheckName(argc, argv);
CheckLocalKey();
ConfigInit();
CustomPort(argc, argv);
CheckForUpdates(argc, argv, std::string(GetVer()) + GetPatch());
bool update = true;
for (int i = 1; i < argc; ++i) {
if (std::string_view(argv[i]) == "--no-update") {
update = false;
}
}
if (update) {
CheckForUpdates(argc, argv, std::string(GetVer()) + GetPatch());
}
}
#endif
@@ -314,7 +332,8 @@ void PreGame(const std::string& GamePath) {
info("Game Version : " + GameVer);
CheckMP(GetGamePath() + "mods/multiplayer");
info("Game user path: " + GetGamePath());
info("Game user path: '" + GetGamePath() + "'");
if (!Dev) {
std::string LatestHash = HTTP::Get("https://backend.beammp.com/sha/mod?branch=" + Branch + "&pk=" + PublicKey);
@@ -355,3 +374,59 @@ void PreGame(const std::string& GamePath) {
}
}
}
void set_headers(httplib::Response& res) {
res.set_header("Access-Control-Allow-Origin", "*");
res.set_header("Access-Control-Request-Method", "POST, OPTIONS, GET");
res.set_header("Access-Control-Request-Headers", "X-API-Version");
}
void StartProxy() {
std::thread proxy([&]() {
httplib::Server HTTPProxy;
httplib::Headers headers = {
{ "User-Agent", "BeamMP-Launcher/" + GetVer() + GetPatch() },
{ "Accept", "*/*" }
};
std::string pattern = "/:any1";
for (int i = 2; i <= 4; i++) {
HTTPProxy.Get(pattern, [&](const httplib::Request& req, httplib::Response& res) {
httplib::Client cli("https://backend.beammp.com");
set_headers(res);
if (req.has_header("X-BMP-Authentication")) {
headers.emplace("X-BMP-Authentication", PrivateKey);
}
if (req.has_header("X-API-Version")) {
headers.emplace("X-API-Version", req.get_header_value("X-API-Version"));
}
if (auto cli_res = cli.Get(req.path, headers); cli_res) {
res.set_content(cli_res->body, cli_res->get_header_value("Content-Type"));
} else {
res.set_content(to_string(cli_res.error()), "text/plain");
}
});
HTTPProxy.Post(pattern, [&](const httplib::Request& req, httplib::Response& res) {
httplib::Client cli("https://backend.beammp.com");
set_headers(res);
if (req.has_header("X-BMP-Authentication")) {
headers.emplace("X-BMP-Authentication", PrivateKey);
}
if (req.has_header("X-API-Version")) {
headers.emplace("X-API-Version", req.get_header_value("X-API-Version"));
}
if (auto cli_res = cli.Post(req.path, headers, req.body,
req.get_header_value("Content-Type"));
cli_res) {
res.set_content(cli_res->body, cli_res->get_header_value("Content-Type"));
} else {
res.set_content(to_string(cli_res.error()), "text/plain");
}
});
pattern += "/:any" + std::to_string(i);
}
ProxyPort = HTTPProxy.bind_to_any_port("0.0.0.0");
HTTPProxy.listen_after_bind();
});
proxy.detach();
}

View File

@@ -10,7 +10,6 @@
#include "Network/network.hpp"
#include "Security/Init.h"
#include "Startup.h"
#include <curl/curl.h>
#include <iostream>
#include <thread>
@@ -21,52 +20,26 @@
}
}
int main(int argc, char** argv) try {
int main(int argc, char* argv[]) {
#ifdef DEBUG
std::thread th(flush);
th.detach();
#endif
curl_global_init(CURL_GLOBAL_ALL);
#if defined(_WIN32)
system("cls");
#elif defined(__linux__)
system("clear");
#endif
GetEP(argv[0]);
for (int i = 0; i < argc; ++i) {
if (std::string_view(argv[i]) == "--skip-ssl-verify") {
info("SSL verification skip enabled");
HTTP::SkipSslVerify = true;
}
}
InitLauncher(argc, argv);
info("IMPORTANT: You MUST keep this window open to play BeamMP!");
try {
LegitimacyCheck();
} catch (std::exception& e) {
error("Failure in LegitimacyCheck: " + std::string(e.what()));
throw;
fatal("Main 1 : " + std::string(e.what()));
}
try {
HTTP::StartProxy();
} catch (const std::exception& e) {
error(std::string("Failed to start HTTP proxy: Some in-game functions may not work. Error: ") + e.what());
}
StartProxy();
PreGame(GetGameDir());
InitGame(GetGameDir());
CoreNetwork();
} catch (const std::exception& e) {
error(std::string("Exception in main(): ") + e.what());
info("Closing in 5 seconds");
info("If this keeps happening, contact us on either: Forum: https://forum.beammp.com, Discord: https://discord.gg/beammp");
std::this_thread::sleep_for(std::chrono::seconds(5));
/// TODO: make sure to use argv[0] for everything that should be in the same dir (mod down ect...)
}

View File

@@ -4,6 +4,7 @@
"nlohmann-json",
"zlib",
"openssl",
"curl"
"asio",
"fmt"
]
}