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core, web_service: Changes to announce service 

Separated registering and updating to correspond to the new announce API endpoint. Also added a verify_UID for JWT audience verification.
This commit is contained in:
zhupengfei 2018-10-27 15:40:15 +08:00
parent 1a8841f96e
commit ab335ccf1b
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GPG Key ID: DD129E108BD09378
5 changed files with 135 additions and 49 deletions
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40
src/common/announce_multiplayer_room.h
View File

@ -17,14 +17,17 @@ using MacAddress = std::array<u8, 6>;
struct Room {
struct Member {
std::string name;
std::string username;
std::string nickname;
std::string avatar_url;
MacAddress mac_address;
std::string game_name;
u64 game_id;
};
std::string id;
std::string verify_UID; ///< UID used for verification
std::string name;
std::string description;
std::string UID;
std::string owner;
std::string ip;
u16 port;
@ -57,9 +60,8 @@ public:
* @param preferred_game The preferred game of the room
* @param preferred_game_id The title id of the preferred game
*/
virtual void SetRoomInformation(const std::string& uid, const std::string& name,
const std::string& description, const u16 port,
const u32 max_player, const u32 net_version,
virtual void SetRoomInformation(const std::string& name, const std::string& description,
const u16 port, const u32 max_player, const u32 net_version,
const bool has_password, const std::string& preferred_game,
const u64 preferred_game_id) = 0;
/**
@ -69,14 +71,21 @@ public:
* @param game_id The title id of the game the player plays
* @param game_name The name of the game the player plays
*/
virtual void AddPlayer(const std::string& nickname, const MacAddress& mac_address,
virtual void AddPlayer(const std::string& username, const std::string& nickname,
const std::string& avatar_url, const MacAddress& mac_address,
const u64 game_id, const std::string& game_name) = 0;
/**
* Send the data to the announce service
* @result The result of the announce attempt
* Updates the data in the announce service. Re-register the room when required.
* @result The result of the update attempt
*/
virtual Common::WebResult Announce() = 0;
virtual Common::WebResult Update() = 0;
/**
* Registers the data in the announce service
* @result A global Guid of the room which may be used for verification
*/
virtual std::string Register() = 0;
/**
* Empties the stored players
@ -102,16 +111,19 @@ public:
class NullBackend : public Backend {
public:
~NullBackend() = default;
void SetRoomInformation(const std::string& /*uid*/, const std::string& /*name*/,
const std::string& /*description*/, const u16 /*port*/,
const u32 /*max_player*/, const u32 /*net_version*/,
void SetRoomInformation(const std::string& /*name*/, const std::string& /*description*/,
const u16 /*port*/, const u32 /*max_player*/, const u32 /*net_version*/,
const bool /*has_password*/, const std::string& /*preferred_game*/,
const u64 /*preferred_game_id*/) override {}
void AddPlayer(const std::string& /*nickname*/, const MacAddress& /*mac_address*/,
void AddPlayer(const std::string& /*username*/, const std::string& /*nickname*/,
const std::string& /*avatar_url*/, const MacAddress& /*mac_address*/,
const u64 /*game_id*/, const std::string& /*game_name*/) override {}
Common::WebResult Announce() override {
Common::WebResult Update() override {
return Common::WebResult{Common::WebResult::Code::NoWebservice, "WebService is missing"};
}
std::string Register() override {
return "";
}
void ClearPlayers() override {}
RoomList GetRoomList() override {
return RoomList{};

53
src/core/announce_multiplayer_session.cpp
View File

@ -29,6 +29,21 @@ AnnounceMultiplayerSession::AnnounceMultiplayerSession() {
#endif
}
void AnnounceMultiplayerSession::Register() {
std::shared_ptr<Network::Room> room = Network::GetRoom().lock();
if (!room) {
return;
}
if (room->GetState() != Network::Room::State::Open) {
return;
}
UpdateBackendData(room);
std::string result = backend->Register();
LOG_INFO(WebService, "Room has been registered");
room->SetVerifyUID(result);
registered = true;
}
void AnnounceMultiplayerSession::Start() {
if (announce_multiplayer_thread) {
Stop();
@ -44,6 +59,7 @@ void AnnounceMultiplayerSession::Stop() {
announce_multiplayer_thread->join();
announce_multiplayer_thread.reset();
backend->Delete();
registered = false;
}
}
@ -64,7 +80,24 @@ AnnounceMultiplayerSession::~AnnounceMultiplayerSession() {
Stop();
}
void AnnounceMultiplayerSession::UpdateBackendData(std::shared_ptr<Network::Room> room) {
Network::RoomInformation room_information = room->GetRoomInformation();
std::vector<Network::Room::Member> memberlist = room->GetRoomMemberList();
backend->SetRoomInformation(
room_information.name, room_information.description, room_information.port,
room_information.member_slots, Network::network_version, room->HasPassword(),
room_information.preferred_game, room_information.preferred_game_id);
backend->ClearPlayers();
for (const auto& member : memberlist) {
backend->AddPlayer(member.username, member.nickname, member.avatar_url, member.mac_address,
member.game_info.id, member.game_info.name);
}
}
void AnnounceMultiplayerSession::AnnounceMultiplayerLoop() {
if (!registered) {
Register();
}
auto update_time = std::chrono::steady_clock::now();
std::future<Common::WebResult> future;
while (!shutdown_event.WaitUntil(update_time)) {
@ -76,25 +109,19 @@ void AnnounceMultiplayerSession::AnnounceMultiplayerLoop() {
if (room->GetState() != Network::Room::State::Open) {
break;
}
Network::RoomInformation room_information = room->GetRoomInformation();
std::vector<Network::Room::Member> memberlist = room->GetRoomMemberList();
backend->SetRoomInformation(room_information.uid, room_information.name,
room_information.description, room_information.port,
room_information.member_slots, Network::network_version,
room->HasPassword(), room_information.preferred_game,
room_information.preferred_game_id);
backend->ClearPlayers();
for (const auto& member : memberlist) {
backend->AddPlayer(member.nickname, member.mac_address, member.game_info.id,
member.game_info.name);
}
Common::WebResult result = backend->Announce();
UpdateBackendData(room);
Common::WebResult result = backend->Update();
if (result.result_code != Common::WebResult::Code::Success) {
std::lock_guard<std::mutex> lock(callback_mutex);
for (auto callback : error_callbacks) {
(*callback)(result);
}
}
if (result.result_string == "404") {
registered = false;
// Needs to register the room again
Register();
}
}
}

11
src/core/announce_multiplayer_session.h
View File

@ -4,6 +4,7 @@
#pragma once
#include <atomic>
#include <functional>
#include <memory>
#include <mutex>
@ -13,6 +14,10 @@
#include "common/common_types.h"
#include "common/thread.h"
namespace Network {
class Room;
}
namespace Core {
/**
@ -39,6 +44,9 @@ public:
*/
void UnbindErrorCallback(CallbackHandle handle);
/// Registers a room to web services
void Register();
/**
* Starts the announce of a room to web services
*/
@ -65,6 +73,9 @@ private:
/// Backend interface that logs fields
std::unique_ptr<AnnounceMultiplayerRoom::Backend> backend;
std::atomic_bool registered = false; ///< Whether the room has been registered
void UpdateBackendData(std::shared_ptr<Network::Room> room);
void AnnounceMultiplayerLoop();
};

68
src/web_service/announce_room_json.cpp
View File

@ -12,22 +12,36 @@
namespace AnnounceMultiplayerRoom {
void to_json(nlohmann::json& json, const Room::Member& member) {
json["name"] = member.name;
if (!member.username.empty()) {
json["username"] = member.username;
}
json["nickname"] = member.nickname;
if (!member.avatar_url.empty()) {
json["avatarUrl"] = member.avatar_url;
}
json["gameName"] = member.game_name;
json["gameId"] = member.game_id;
}
void from_json(const nlohmann::json& json, Room::Member& member) {
member.name = json.at("name").get<std::string>();
member.nickname = json.at("nickname").get<std::string>();
member.game_name = json.at("gameName").get<std::string>();
member.game_id = json.at("gameId").get<u64>();
try {
member.username = json.at("username").get<std::string>();
member.avatar_url = json.at("avatarUrl").get<std::string>();
} catch (const nlohmann::detail::out_of_range& e) {
member.username = member.avatar_url = "";
LOG_DEBUG(Network, "Member \'{}\' isn't authenticated", member.nickname);
}
}
void to_json(nlohmann::json& json, const Room& room) {
json["id"] = room.UID;
json["port"] = room.port;
json["name"] = room.name;
json["description"] = room.description;
if (!room.description.empty()) {
json["description"] = room.description;
}
json["preferredGameName"] = room.preferred_game;
json["preferredGameId"] = room.preferred_game_id;
json["maxPlayers"] = room.max_player;
@ -40,6 +54,7 @@ void to_json(nlohmann::json& json, const Room& room) {
}
void from_json(const nlohmann::json& json, Room& room) {
room.verify_UID = json.at("externalGuid").get<std::string>();
room.ip = json.at("address").get<std::string>();
room.name = json.at("name").get<std::string>();
try {
@ -66,14 +81,12 @@ void from_json(const nlohmann::json& json, Room& room) {
namespace WebService {
void RoomJson::SetRoomInformation(const std::string& uid, const std::string& name,
const std::string& description, const u16 port,
const u32 max_player, const u32 net_version,
void RoomJson::SetRoomInformation(const std::string& name, const std::string& description,
const u16 port, const u32 max_player, const u32 net_version,
const bool has_password, const std::string& preferred_game,
const u64 preferred_game_id) {
room.name = name;
room.description = description;
room.UID = uid;
room.port = port;
room.max_player = max_player;
room.net_version = net_version;
@ -81,20 +94,39 @@ void RoomJson::SetRoomInformation(const std::string& uid, const std::string& nam
room.preferred_game = preferred_game;
room.preferred_game_id = preferred_game_id;
}
void RoomJson::AddPlayer(const std::string& nickname,
void RoomJson::AddPlayer(const std::string& username, const std::string& nickname,
const std::string& avatar_url,
const AnnounceMultiplayerRoom::MacAddress& mac_address, const u64 game_id,
const std::string& game_name) {
AnnounceMultiplayerRoom::Room::Member member;
member.name = nickname;
member.username = username;
member.nickname = nickname;
member.avatar_url = avatar_url;
member.mac_address = mac_address;
member.game_id = game_id;
member.game_name = game_name;
room.members.push_back(member);
}
Common::WebResult RoomJson::Announce() {
Common::WebResult RoomJson::Update() {
if (room_id.empty()) {
LOG_ERROR(WebService, "Room must be registered to be updated");
return Common::WebResult{Common::WebResult::Code::LibError, "Room is not registered"};
}
nlohmann::json json{{"players", room.members}};
return client.PostJson(fmt::format("/lobby2/{}", room_id), json.dump(), false);
}
std::string RoomJson::Register() {
nlohmann::json json = room;
return client.PostJson("/lobby", json.dump(), false);
auto reply = client.PostJson("/lobby2", json.dump(), false).returned_data;
if (reply.empty()) {
return "";
}
auto reply_json = nlohmann::json::parse(reply);
room = reply_json.get<AnnounceMultiplayerRoom::Room>();
room_id = reply_json.at("id").get<std::string>();
return room.verify_UID;
}
void RoomJson::ClearPlayers() {
@ -102,7 +134,7 @@ void RoomJson::ClearPlayers() {
}
AnnounceMultiplayerRoom::RoomList RoomJson::GetRoomList() {
auto reply = client.GetJson("/lobby", true).returned_data;
auto reply = client.GetJson("/lobby2", true).returned_data;
if (reply.empty()) {
return {};
}
@ -110,12 +142,14 @@ AnnounceMultiplayerRoom::RoomList RoomJson::GetRoomList() {
}
void RoomJson::Delete() {
nlohmann::json json;
json["id"] = room.UID;
if (room_id.empty()) {
LOG_ERROR(WebService, "Room must be registered to be deleted");
return;
}
Common::DetachedTasks::AddTask(
[host{this->host}, username{this->username}, token{this->token}, content{json.dump()}]() {
[host{this->host}, username{this->username}, token{this->token}, room_id{this->room_id}]() {
// create a new client here because the this->client might be destroyed.
Client{host, username, token}.DeleteJson("/lobby", content, false);
Client{host, username, token}.DeleteJson(fmt::format("/lobby2/{}", room_id), "", false);
});
}

12
src/web_service/announce_room_json.h
View File

@ -20,15 +20,16 @@ public:
RoomJson(const std::string& host, const std::string& username, const std::string& token)
: client(host, username, token), host(host), username(username), token(token) {}
~RoomJson() = default;
void SetRoomInformation(const std::string& uid, const std::string& name,
const std::string& description, const u16 port, const u32 max_player,
const u32 net_version, const bool has_password,
void SetRoomInformation(const std::string& name, const std::string& description, const u16 port,
const u32 max_player, const u32 net_version, const bool has_password,
const std::string& preferred_game,
const u64 preferred_game_id) override;
void AddPlayer(const std::string& nickname,
void AddPlayer(const std::string& username, const std::string& nickname,
const std::string& avatar_url,
const AnnounceMultiplayerRoom::MacAddress& mac_address, const u64 game_id,
const std::string& game_name) override;
Common::WebResult Announce() override;
Common::WebResult Update() override;
std::string Register() override;
void ClearPlayers() override;
AnnounceMultiplayerRoom::RoomList GetRoomList() override;
void Delete() override;
@ -39,6 +40,7 @@ private:
std::string host;
std::string username;
std::string token;
std::string room_id;
};
} // namespace WebService