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Master: Address race condition

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Fix a race condition that would overwrite the port of zone 0 with the auth server port or a chat server port which would cause a domino effect of desynced server ports

Tested that a sleep(5) in auth still allows a player to connect and login without issues
This commit is contained in:
David Markowitz 2023-10-14 00:01:41 -07:00
parent c6087ce77a
commit 2746683235
1 changed files with 34 additions and 32 deletions
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22
dMasterServer/MasterServer.cpp
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@ -116,7 +116,7 @@ int main(int argc, char** argv) {
uint32_t clientNetVersion = 0; uint32_t clientNetVersion = 0;
if (!GeneralUtils::TryParse(Game::config->GetValue("client_net_version"), clientNetVersion)) { if (!GeneralUtils::TryParse(Game::config->GetValue("client_net_version"), clientNetVersion)) {
Game::logger->Log("MasterServer", "Failed to parse (%s) as net version. Cannot start server as no clients could connect.",Game::config->GetValue("client_net_version").c_str()); Game::logger->Log("MasterServer", "Failed to parse (%s) as net version. Cannot start server as no clients could connect.", Game::config->GetValue("client_net_version").c_str());
Game::logger->Log("MasterServer", "As of version 1.1.1, client_net_version is required to be defined in sharedconfig.ini as opposed to in CMakeVariables.txt as NET_VERSION."); Game::logger->Log("MasterServer", "As of version 1.1.1, client_net_version is required to be defined in sharedconfig.ini as opposed to in CMakeVariables.txt as NET_VERSION.");
Game::logger->Log("MasterServer", "Rerun cmake to ensure all config values exist. If client_net_version already exists in sharedconfig.ini, please ensure it is a valid number."); Game::logger->Log("MasterServer", "Rerun cmake to ensure all config values exist. If client_net_version already exists in sharedconfig.ini, please ensure it is a valid number.");
Game::logger->Log("MasterServer", "like 171022"); Game::logger->Log("MasterServer", "like 171022");
@ -234,21 +234,21 @@ int main(int argc, char** argv) {
std::cout << "Do you want to change the password of that account? [y/n]?"; std::cout << "Do you want to change the password of that account? [y/n]?";
std::string prompt = ""; std::string prompt = "";
std::cin >> prompt; std::cin >> prompt;
if (prompt == "y" || prompt == "yes"){ if (prompt == "y" || prompt == "yes") {
uint32_t accountId = 0; uint32_t accountId = 0;
res->next(); res->next();
accountId = res->getUInt(1); accountId = res->getUInt(1);
if (accountId == 0) return EXIT_FAILURE; if (accountId == 0) return EXIT_FAILURE;
//Read the password from the console without echoing it. //Read the password from the console without echoing it.
#ifdef __linux__ #ifdef __linux__
//This function is obsolete, but it only meant to be used by the //This function is obsolete, but it only meant to be used by the
//sysadmin to create their first account. //sysadmin to create their first account.
password = getpass("Enter a password: "); password = getpass("Enter a password: ");
#else #else
std::cout << "Enter a password: "; std::cout << "Enter a password: ";
std::cin >> password; std::cin >> password;
#endif #endif
// Regenerate hash based on new password // Regenerate hash based on new password
char salt[BCRYPT_HASHSIZE]; char salt[BCRYPT_HASHSIZE];
@ -271,14 +271,14 @@ int main(int argc, char** argv) {
} }
//Read the password from the console without echoing it. //Read the password from the console without echoing it.
#ifdef __linux__ #ifdef __linux__
//This function is obsolete, but it only meant to be used by the //This function is obsolete, but it only meant to be used by the
//sysadmin to create their first account. //sysadmin to create their first account.
password = getpass("Enter a password: "); password = getpass("Enter a password: ");
#else #else
std::cout << "Enter a password: "; std::cout << "Enter a password: ";
std::cin >> password; std::cin >> password;
#endif #endif
//Generate new hash for bcrypt //Generate new hash for bcrypt
char salt[BCRYPT_HASHSIZE]; char salt[BCRYPT_HASHSIZE];
@ -295,7 +295,7 @@ int main(int argc, char** argv) {
statement->setString(2, std::string(hash, BCRYPT_HASHSIZE).c_str()); statement->setString(2, std::string(hash, BCRYPT_HASHSIZE).c_str());
statement->setInt(3, 9); statement->setInt(3, 9);
statement->execute(); statement->execute();
} catch(sql::SQLException& e) { } catch (sql::SQLException& e) {
Game::logger->Log("MasterServer", "A SQL error occurred!:\n %s", e.what()); Game::logger->Log("MasterServer", "A SQL error occurred!:\n %s", e.what());
return EXIT_FAILURE; return EXIT_FAILURE;
} }
@ -581,7 +581,8 @@ void HandlePacket(Packet* packet) {
inStream.Read(theirServerType); inStream.Read(theirServerType);
theirIP = PacketUtils::ReadString(24, packet, false); //24 is the current offset theirIP = PacketUtils::ReadString(24, packet, false); //24 is the current offset
if (theirServerType == ServerType::World && !Game::im->IsPortInUse(theirPort)) { if (theirServerType == ServerType::World) {
if (!Game::im->IsPortInUse(theirPort)) {
Instance* in = new Instance(theirIP, theirPort, theirZoneID, theirInstanceID, 0, 12, 12); Instance* in = new Instance(theirIP, theirPort, theirZoneID, theirInstanceID, 0, 12, 12);
SystemAddress copy; SystemAddress copy;
@ -597,6 +598,7 @@ void HandlePacket(Packet* packet) {
instance->SetSysAddr(packet->systemAddress); instance->SetSysAddr(packet->systemAddress);
} }
} }
}
if (theirServerType == ServerType::Chat) { if (theirServerType == ServerType::Chat) {
SystemAddress copy; SystemAddress copy;