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my-chat_-server/gateway/source/gateway_server.hpp
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#include "data_redis.hpp" // redis数据管理客户端封装
#include "etcd.hpp" // 服务注册模块封装
#include "logger.hpp" // 日志模块封装
#include "channel.hpp" // 信道管理模块封装
#include "connection.hpp"
#include "user.pb.h" // protobuf框架代码
#include "base.pb.h" // protobuf框架代码
#include "file.pb.h" // protobuf框架代码
#include "friend.pb.h" // protobuf框架代码
#include "gateway.pb.h" // protobuf框架代码
#include "message.pb.h" // protobuf框架代码
#include "speech.pb.h" // protobuf框架代码
#include "transmite.pb.h" // protobuf框架代码
#include "notify.pb.h"
#include "httplib.h"
namespace bite_im{
#define GET_PHONE_VERIFY_CODE "/service/user/get_phone_verify_code"
#define USERNAME_REGISTER "/service/user/username_register"
#define USERNAME_LOGIN "/service/user/username_login"
#define PHONE_REGISTER "/service/user/phone_register"
#define PHONE_LOGIN "/service/user/phone_login"
#define GET_USERINFO "/service/user/get_user_info"
#define SET_USER_AVATAR "/service/user/set_avatar"
#define SET_USER_NICKNAME "/service/user/set_nickname"
#define SET_USER_DESC "/service/user/set_description"
#define SET_USER_PHONE "/service/user/set_phone"
#define FRIEND_GET_LIST "/service/friend/get_friend_list"
#define FRIEND_APPLY "/service/friend/add_friend_apply"
#define FRIEND_APPLY_PROCESS "/service/friend/add_friend_process"
#define FRIEND_REMOVE "/service/friend/remove_friend"
#define FRIEND_SEARCH "/service/friend/search_friend"
#define FRIEND_GET_PENDING_EV "/service/friend/get_pending_friend_events"
#define CSS_GET_LIST "/service/friend/get_chat_session_list"
#define CSS_CREATE "/service/friend/create_chat_session"
#define CSS_GET_MEMBER "/service/friend/get_chat_session_member"
#define MSG_GET_RANGE "/service/message_storage/get_history"
#define MSG_GET_RECENT "/service/message_storage/get_recent"
#define MSG_KEY_SEARCH "/service/message_storage/search_history"
#define NEW_MESSAGE "/service/message_transmit/new_message"
#define FILE_GET_SINGLE "/service/file/get_single_file"
#define FILE_GET_MULTI "/service/file/get_multi_file"
#define FILE_PUT_SINGLE "/service/file/put_single_file"
#define FILE_PUT_MULTI "/service/file/put_multi_file"
#define SPEECH_RECOGNITION "/service/speech/recognition"
class GatewayServer {
public:
using ptr = std::shared_ptr<GatewayServer>;
GatewayServer(
int websocket_port,
int http_port,
const std::shared_ptr<sw::redis::Redis> &redis_client,
const ServiceManager::ptr &channels,
const Discovery::ptr &service_discoverer,
const std::string user_service_name,
const std::string file_service_name,
const std::string speech_service_name,
const std::string message_service_name,
const std::string transmite_service_name,
const std::string friend_service_name)
:_redis_session(std::make_shared<Session>(redis_client)),
_redis_status(std::make_shared<Status>(redis_client)),
_mm_channels(channels),
_service_discoverer(service_discoverer),
_user_service_name(user_service_name),
_file_service_name(file_service_name),
_speech_service_name(speech_service_name),
_message_service_name(message_service_name),
_transmite_service_name(transmite_service_name),
_friend_service_name(friend_service_name),
_connections(std::make_shared<Connection>()){
_ws_server.set_access_channels(websocketpp::log::alevel::none);
_ws_server.init_asio();
_ws_server.set_open_handler(std::bind(&GatewayServer::onOpen, this, std::placeholders::_1));
_ws_server.set_close_handler(std::bind(&GatewayServer::onClose, this, std::placeholders::_1));
auto wscb = std::bind(&GatewayServer::onMessage, this,
std::placeholders::_1, std::placeholders::_2);
_ws_server.set_message_handler(wscb);
_ws_server.set_reuse_addr(true);
_ws_server.listen(websocket_port);
_ws_server.start_accept();
_http_server.Post(GET_PHONE_VERIFY_CODE , (httplib::Server::Handler)std::bind(&GatewayServer::GetPhoneVerifyCode , this, std::placeholders::_1, std::placeholders::_2));
_http_server.Post(USERNAME_REGISTER , (httplib::Server::Handler)std::bind(&GatewayServer::UserRegister , this, std::placeholders::_1, std::placeholders::_2));
_http_server.Post(USERNAME_LOGIN , (httplib::Server::Handler)std::bind(&GatewayServer::UserLogin , this, std::placeholders::_1, std::placeholders::_2));
_http_server.Post(PHONE_REGISTER , (httplib::Server::Handler)std::bind(&GatewayServer::PhoneRegister , this, std::placeholders::_1, std::placeholders::_2));
_http_server.Post(PHONE_LOGIN , (httplib::Server::Handler)std::bind(&GatewayServer::PhoneLogin , this, std::placeholders::_1, std::placeholders::_2));
_http_server.Post(GET_USERINFO , (httplib::Server::Handler)std::bind(&GatewayServer::GetUserInfo , this, std::placeholders::_1, std::placeholders::_2));
_http_server.Post(SET_USER_AVATAR , (httplib::Server::Handler)std::bind(&GatewayServer::SetUserAvatar , this, std::placeholders::_1, std::placeholders::_2));
_http_server.Post(SET_USER_NICKNAME , (httplib::Server::Handler)std::bind(&GatewayServer::SetUserNickname , this, std::placeholders::_1, std::placeholders::_2));
_http_server.Post(SET_USER_DESC , (httplib::Server::Handler)std::bind(&GatewayServer::SetUserDescription , this, std::placeholders::_1, std::placeholders::_2));
_http_server.Post(SET_USER_PHONE , (httplib::Server::Handler)std::bind(&GatewayServer::SetUserPhoneNumber , this, std::placeholders::_1, std::placeholders::_2));
_http_server.Post(FRIEND_GET_LIST , (httplib::Server::Handler)std::bind(&GatewayServer::GetFriendList , this, std::placeholders::_1, std::placeholders::_2));
_http_server.Post(FRIEND_APPLY , (httplib::Server::Handler)std::bind(&GatewayServer::FriendAdd , this, std::placeholders::_1, std::placeholders::_2));
_http_server.Post(FRIEND_APPLY_PROCESS , (httplib::Server::Handler)std::bind(&GatewayServer::FriendAddProcess , this, std::placeholders::_1, std::placeholders::_2));
_http_server.Post(FRIEND_REMOVE , (httplib::Server::Handler)std::bind(&GatewayServer::FriendRemove , this, std::placeholders::_1, std::placeholders::_2));
_http_server.Post(FRIEND_SEARCH , (httplib::Server::Handler)std::bind(&GatewayServer::FriendSearch , this, std::placeholders::_1, std::placeholders::_2));
_http_server.Post(FRIEND_GET_PENDING_EV , (httplib::Server::Handler)std::bind(&GatewayServer::GetPendingFriendEventList , this, std::placeholders::_1, std::placeholders::_2));
_http_server.Post(CSS_GET_LIST , (httplib::Server::Handler)std::bind(&GatewayServer::GetChatSessionList , this, std::placeholders::_1, std::placeholders::_2));
_http_server.Post(CSS_CREATE , (httplib::Server::Handler)std::bind(&GatewayServer::ChatSessionCreate , this, std::placeholders::_1, std::placeholders::_2));
_http_server.Post(CSS_GET_MEMBER , (httplib::Server::Handler)std::bind(&GatewayServer::GetChatSessionMember , this, std::placeholders::_1, std::placeholders::_2));
_http_server.Post(MSG_GET_RANGE , (httplib::Server::Handler)std::bind(&GatewayServer::GetHistoryMsg , this, std::placeholders::_1, std::placeholders::_2));
_http_server.Post(MSG_GET_RECENT , (httplib::Server::Handler)std::bind(&GatewayServer::GetRecentMsg , this, std::placeholders::_1, std::placeholders::_2));
_http_server.Post(MSG_KEY_SEARCH , (httplib::Server::Handler)std::bind(&GatewayServer::MsgSearch , this, std::placeholders::_1, std::placeholders::_2));
_http_server.Post(NEW_MESSAGE , (httplib::Server::Handler)std::bind(&GatewayServer::NewMessage , this, std::placeholders::_1, std::placeholders::_2));
_http_server.Post(FILE_GET_SINGLE , (httplib::Server::Handler)std::bind(&GatewayServer::GetSingleFile , this, std::placeholders::_1, std::placeholders::_2));
_http_server.Post(FILE_GET_MULTI , (httplib::Server::Handler)std::bind(&GatewayServer::GetMultiFile , this, std::placeholders::_1, std::placeholders::_2));
_http_server.Post(FILE_PUT_SINGLE , (httplib::Server::Handler)std::bind(&GatewayServer::PutSingleFile , this, std::placeholders::_1, std::placeholders::_2));
_http_server.Post(FILE_PUT_MULTI , (httplib::Server::Handler)std::bind(&GatewayServer::PutMultiFile , this, std::placeholders::_1, std::placeholders::_2));
_http_server.Post(SPEECH_RECOGNITION , (httplib::Server::Handler)std::bind(&GatewayServer::SpeechRecognition , this, std::placeholders::_1, std::placeholders::_2));
_http_thread = std::thread([this, http_port](){
_http_server.listen("0.0.0.0", http_port);
});
_http_thread.detach();
}
void start() {
_ws_server.run();
}
private:
void onOpen(websocketpp::connection_hdl hdl) {
LOG_DEBUG("websocket长连接建立成功 {}", (size_t)_ws_server.get_con_from_hdl(hdl).get());
}
void onClose(websocketpp::connection_hdl hdl) {
//长连接断开时做的清理工作
//0. 通过连接对象，获取对应的用户ID与登录会话ID
auto conn = _ws_server.get_con_from_hdl(hdl);
std::string uid, ssid;
bool ret = _connections->client(conn, uid, ssid);
if (ret == false) {
LOG_WARN("长连接断开，未找到长连接对应的客户端信息！");
return ;
}
//1. 移除登录会话信息
_redis_session->remove(ssid);
//2. 移除登录状态信息
_redis_status->remove(uid);
//3. 移除长连接管理数据
_connections->remove(conn);
LOG_DEBUG("{} {} {} 长连接断开，清理缓存数据!", ssid, uid, (size_t)conn.get());
}
void keepAlive(server_t::connection_ptr conn) {
if (!conn || conn->get_state() != websocketpp::session::state::value::open) {
LOG_DEBUG("非正常连接状态，结束连接保活");
return;
}
conn->ping("");
_ws_server.set_timer(60000, std::bind(&GatewayServer::keepAlive, this, conn));
}
void onMessage(websocketpp::connection_hdl hdl, server_t::message_ptr msg) {
//收到第一条消息后，根据消息中的会话ID进行身份识别，将客户端长连接添加管理
//1. 取出长连接对应的连接对象
auto conn = _ws_server.get_con_from_hdl(hdl);
//2. 针对消息内容进行反序列化 -- ClientAuthenticationReq -- 提取登录会话ID
ClientAuthenticationReq request;
bool ret = request.ParseFromString(msg->get_payload());
if (ret == false) {
LOG_ERROR("长连接身份识别失败：正文反序列化失败！");
_ws_server.close(hdl, websocketpp::close::status::unsupported_data, "正文反序列化失败!");
return;
}
//3. 在会话信息缓存中，查找会话信息
std::string ssid = request.session_id();
auto uid = _redis_session->uid(ssid);
//4. 会话信息不存在则关闭连接
if (!uid) {
LOG_ERROR("长连接身份识别失败：未找到会话信息 {}！", ssid);
_ws_server.close(hdl, websocketpp::close::status::unsupported_data, "未找到会话信息!");
return;
}
//5. 会话信息存在，则添加长连接管理
_connections->insert(conn, *uid, ssid);
LOG_DEBUG("新增长连接管理：{}-{}-{}", ssid, *uid, (size_t)conn.get());
keepAlive(conn);
}
void GetPhoneVerifyCode(const httplib::Request &request, httplib::Response &response) {
//1. 取出http请求正文，将正文进行反序列化
PhoneVerifyCodeReq req;
PhoneVerifyCodeRsp rsp;
auto err_response = [&req, &rsp, &response](const std::string &errmsg) -> void {
rsp.set_success(false);
rsp.set_errmsg(errmsg);
response.set_content(rsp.SerializeAsString(), "application/x-protbuf");
};
bool ret = req.ParseFromString(request.body);
if (ret == false) {
LOG_ERROR("获取短信验证码请求正文反序列化失败！");
return err_response("获取短信验证码请求正文反序列化失败！");
}
//2. 将请求转发给用户子服务进行业务处理
auto channel = _mm_channels->choose(_user_service_name);
if (!channel) {
LOG_ERROR("{} 未找到可提供业务处理的用户子服务节点！", req.request_id());
return err_response("未找到可提供业务处理的用户子服务节点！");
}
bite_im::UserService_Stub stub(channel.get());
brpc::Controller cntl;
stub.GetPhoneVerifyCode(&cntl, &req, &rsp, nullptr);
if (cntl.Failed()) {
LOG_ERROR("{} 用户子服务调用失败！", req.request_id());
return err_response("用户子服务调用失败！");
}
//3. 得到用户子服务的响应后，将响应内容进行序列化作为http响应正文
response.set_content(rsp.SerializeAsString(), "application/x-protbuf");
}
void UserRegister(const httplib::Request &request, httplib::Response &response) {
//1. 取出http请求正文，将正文进行反序列化
UserRegisterReq req;
UserRegisterRsp rsp;
auto err_response = [&req, &rsp, &response](const std::string &errmsg) -> void {
rsp.set_success(false);
rsp.set_errmsg(errmsg);
response.set_content(rsp.SerializeAsString(), "application/x-protbuf");
};
bool ret = req.ParseFromString(request.body);
if (ret == false) {
LOG_ERROR("用户名注册请求正文反序列化失败！");
return err_response("用户名注册请求正文反序列化失败！");
}
//2. 将请求转发给用户子服务进行业务处理
auto channel = _mm_channels->choose(_user_service_name);
if (!channel) {
LOG_ERROR("{} 未找到可提供业务处理的用户子服务节点！", req.request_id());
return err_response("未找到可提供业务处理的用户子服务节点！");
}
bite_im::UserService_Stub stub(channel.get());
brpc::Controller cntl;
stub.UserRegister(&cntl, &req, &rsp, nullptr);
if (cntl.Failed()) {
LOG_ERROR("{} 用户子服务调用失败！", req.request_id());
return err_response("用户子服务调用失败！");
}
//3. 得到用户子服务的响应后，将响应内容进行序列化作为http响应正文
response.set_content(rsp.SerializeAsString(), "application/x-protbuf");
}
void UserLogin(const httplib::Request &request, httplib::Response &response) {
//1. 取出http请求正文，将正文进行反序列化
UserLoginReq req;
UserLoginRsp rsp;
auto err_response = [&req, &rsp, &response](const std::string &errmsg) -> void {
rsp.set_success(false);
rsp.set_errmsg(errmsg);
response.set_content(rsp.SerializeAsString(), "application/x-protbuf");
};
bool ret = req.ParseFromString(request.body);
if (ret == false) {
LOG_ERROR("用户登录请求正文反序列化失败！");
return err_response("用户登录请求正文反序列化失败！");
}
//2. 将请求转发给用户子服务进行业务处理
auto channel = _mm_channels->choose(_user_service_name);
if (!channel) {
LOG_ERROR("{} 未找到可提供业务处理的用户子服务节点！", req.request_id());
return err_response("未找到可提供业务处理的用户子服务节点！");
}
bite_im::UserService_Stub stub(channel.get());
brpc::Controller cntl;
stub.UserLogin(&cntl, &req, &rsp, nullptr);
if (cntl.Failed()) {
LOG_ERROR("{} 用户子服务调用失败！", req.request_id());
return err_response("用户子服务调用失败！");
}
//3. 得到用户子服务的响应后，将响应内容进行序列化作为http响应正文
response.set_content(rsp.SerializeAsString(), "application/x-protbuf");
}
void PhoneRegister(const httplib::Request &request, httplib::Response &response) {
//1. 取出http请求正文，将正文进行反序列化
PhoneRegisterReq req;
PhoneRegisterRsp rsp;
auto err_response = [&req, &rsp, &response](const std::string &errmsg) -> void {
rsp.set_success(false);
rsp.set_errmsg(errmsg);
response.set_content(rsp.SerializeAsString(), "application/x-protbuf");
};
bool ret = req.ParseFromString(request.body);
if (ret == false) {
LOG_ERROR("手机号注册请求正文反序列化失败！");
return err_response("手机号注册请求正文反序列化失败！");
}
//2. 将请求转发给用户子服务进行业务处理
auto channel = _mm_channels->choose(_user_service_name);
if (!channel) {
LOG_ERROR("{} 未找到可提供业务处理的用户子服务节点！", req.request_id());
return err_response("未找到可提供业务处理的用户子服务节点！");
}
bite_im::UserService_Stub stub(channel.get());
brpc::Controller cntl;
stub.PhoneRegister(&cntl, &req, &rsp, nullptr);
if (cntl.Failed()) {
LOG_ERROR("{} 用户子服务调用失败！", req.request_id());
return err_response("用户子服务调用失败！");
}
//3. 得到用户子服务的响应后，将响应内容进行序列化作为http响应正文
response.set_content(rsp.SerializeAsString(), "application/x-protbuf");
}
void PhoneLogin(const httplib::Request &request, httplib::Response &response) {
//1. 取出http请求正文，将正文进行反序列化
PhoneLoginReq req;
PhoneLoginRsp rsp;
auto err_response = [&req, &rsp, &response](const std::string &errmsg) -> void {
rsp.set_success(false);
rsp.set_errmsg(errmsg);
response.set_content(rsp.SerializeAsString(), "application/x-protbuf");
};
bool ret = req.ParseFromString(request.body);
if (ret == false) {
LOG_ERROR("手机号登录请求正文反序列化失败！");
return err_response("手机号登录请求正文反序列化失败！");
}
//2. 将请求转发给用户子服务进行业务处理
auto channel = _mm_channels->choose(_user_service_name);
if (!channel) {
LOG_ERROR("{} 未找到可提供业务处理的用户子服务节点！", req.request_id());
return err_response("未找到可提供业务处理的用户子服务节点！");
}
bite_im::UserService_Stub stub(channel.get());
brpc::Controller cntl;
stub.PhoneLogin(&cntl, &req, &rsp, nullptr);
if (cntl.Failed()) {
LOG_ERROR("{} 用户子服务调用失败！", req.request_id());
return err_response("用户子服务调用失败！");
}
//3. 得到用户子服务的响应后，将响应内容进行序列化作为http响应正文
response.set_content(rsp.SerializeAsString(), "application/x-protbuf");
}
void GetUserInfo(const httplib::Request &request, httplib::Response &response) {
//1. 取出http请求正文，将正文进行反序列化
GetUserInfoReq req;
GetUserInfoRsp rsp;
auto err_response = [&req, &rsp, &response](const std::string &errmsg) -> void {
rsp.set_success(false);
rsp.set_errmsg(errmsg);
response.set_content(rsp.SerializeAsString(), "application/x-protbuf");
};
bool ret = req.ParseFromString(request.body);
if (ret == false) {
LOG_ERROR("获取用户信息请求正文反序列化失败！");
return err_response("获取用户信息请求正文反序列化失败！");
}
//2. 客户端身份识别与鉴权
std::string ssid = req.session_id();
auto uid = _redis_session->uid(ssid);
if (!uid) {
LOG_ERROR("{} 获取登录会话关联用户信息失败！", ssid);
return err_response("获取登录会话关联用户信息失败！");
}
req.set_user_id(*uid);
//2. 将请求转发给用户子服务进行业务处理
auto channel = _mm_channels->choose(_user_service_name);
if (!channel) {
LOG_ERROR("{} 未找到可提供业务处理的用户子服务节点！", req.request_id());
return err_response("未找到可提供业务处理的用户子服务节点！");
}
bite_im::UserService_Stub stub(channel.get());
brpc::Controller cntl;
stub.GetUserInfo(&cntl, &req, &rsp, nullptr);
if (cntl.Failed()) {
LOG_ERROR("{} 用户子服务调用失败！", req.request_id());
return err_response("用户子服务调用失败！");
}
//3. 得到用户子服务的响应后，将响应内容进行序列化作为http响应正文
response.set_content(rsp.SerializeAsString(), "application/x-protbuf");
}
void SetUserAvatar(const httplib::Request &request, httplib::Response &response) {
//1. 取出http请求正文，将正文进行反序列化
SetUserAvatarReq req;
SetUserAvatarRsp rsp;
auto err_response = [&req, &rsp, &response](const std::string &errmsg) -> void {
rsp.set_success(false);
rsp.set_errmsg(errmsg);
response.set_content(rsp.SerializeAsString(), "application/x-protbuf");
};
bool ret = req.ParseFromString(request.body);
if (ret == false) {
LOG_ERROR("用户头像设置请求正文反序列化失败！");
return err_response("用户头像设置请求正文反序列化失败！");
}
//2. 客户端身份识别与鉴权
std::string ssid = req.session_id();
auto uid = _redis_session->uid(ssid);
if (!uid) {
LOG_ERROR("{} 获取登录会话关联用户信息失败！", ssid);
return err_response("获取登录会话关联用户信息失败！");
}
req.set_user_id(*uid);
//2. 将请求转发给用户子服务进行业务处理
auto channel = _mm_channels->choose(_user_service_name);
if (!channel) {
LOG_ERROR("{} 未找到可提供业务处理的用户子服务节点！", req.request_id());
return err_response("未找到可提供业务处理的用户子服务节点！");
}
bite_im::UserService_Stub stub(channel.get());
brpc::Controller cntl;
stub.SetUserAvatar(&cntl, &req, &rsp, nullptr);
if (cntl.Failed()) {
LOG_ERROR("{} 用户子服务调用失败！", req.request_id());
return err_response("用户子服务调用失败！");
}
//3. 得到用户子服务的响应后，将响应内容进行序列化作为http响应正文
response.set_content(rsp.SerializeAsString(), "application/x-protbuf");
}
void SetUserNickname(const httplib::Request &request, httplib::Response &response) {
//1. 取出http请求正文，将正文进行反序列化
SetUserNicknameReq req;
SetUserNicknameRsp rsp;
auto err_response = [&req, &rsp, &response](const std::string &errmsg) -> void {
rsp.set_success(false);
rsp.set_errmsg(errmsg);
response.set_content(rsp.SerializeAsString(), "application/x-protbuf");
};
bool ret = req.ParseFromString(request.body);
if (ret == false) {
LOG_ERROR("用户昵称设置请求正文反序列化失败！");
return err_response("用户昵称设置请求正文反序列化失败！");
}
//2. 客户端身份识别与鉴权
std::string ssid = req.session_id();
auto uid = _redis_session->uid(ssid);
if (!uid) {
LOG_ERROR("{} 获取登录会话关联用户信息失败！", ssid);
return err_response("获取登录会话关联用户信息失败！");
}
req.set_user_id(*uid);
//2. 将请求转发给用户子服务进行业务处理
auto channel = _mm_channels->choose(_user_service_name);
if (!channel) {
LOG_ERROR("{} 未找到可提供业务处理的用户子服务节点！", req.request_id());
return err_response("未找到可提供业务处理的用户子服务节点！");
}
bite_im::UserService_Stub stub(channel.get());
brpc::Controller cntl;
stub.SetUserNickname(&cntl, &req, &rsp, nullptr);
if (cntl.Failed()) {
LOG_ERROR("{} 用户子服务调用失败！", req.request_id());
return err_response("用户子服务调用失败！");
}
//3. 得到用户子服务的响应后，将响应内容进行序列化作为http响应正文
response.set_content(rsp.SerializeAsString(), "application/x-protbuf");
}
void SetUserDescription(const httplib::Request &request, httplib::Response &response) {
//1. 取出http请求正文，将正文进行反序列化
SetUserDescriptionReq req;
SetUserDescriptionRsp rsp;
auto err_response = [&req, &rsp, &response](const std::string &errmsg) -> void {
rsp.set_success(false);
rsp.set_errmsg(errmsg);
response.set_content(rsp.SerializeAsString(), "application/x-protbuf");
};
bool ret = req.ParseFromString(request.body);
if (ret == false) {
LOG_ERROR("用户签名设置请求正文反序列化失败！");
return err_response("用户签名设置请求正文反序列化失败！");
}
//2. 客户端身份识别与鉴权
std::string ssid = req.session_id();
auto uid = _redis_session->uid(ssid);
if (!uid) {
LOG_ERROR("{} 获取登录会话关联用户信息失败！", ssid);
return err_response("获取登录会话关联用户信息失败！");
}
req.set_user_id(*uid);
//2. 将请求转发给用户子服务进行业务处理
auto channel = _mm_channels->choose(_user_service_name);
if (!channel) {
LOG_ERROR("{} 未找到可提供业务处理的用户子服务节点！", req.request_id());
return err_response("未找到可提供业务处理的用户子服务节点！");
}
bite_im::UserService_Stub stub(channel.get());
brpc::Controller cntl;
stub.SetUserDescription(&cntl, &req, &rsp, nullptr);
if (cntl.Failed()) {
LOG_ERROR("{} 用户子服务调用失败！", req.request_id());
return err_response("用户子服务调用失败！");
}
//3. 得到用户子服务的响应后，将响应内容进行序列化作为http响应正文
response.set_content(rsp.SerializeAsString(), "application/x-protbuf");
}
void SetUserPhoneNumber(const httplib::Request &request, httplib::Response &response) {
//1. 取出http请求正文，将正文进行反序列化
SetUserPhoneNumberReq req;
SetUserPhoneNumberRsp rsp;
auto err_response = [&req, &rsp, &response](const std::string &errmsg) -> void {
rsp.set_success(false);
rsp.set_errmsg(errmsg);
response.set_content(rsp.SerializeAsString(), "application/x-protbuf");
};
bool ret = req.ParseFromString(request.body);
if (ret == false) {
LOG_ERROR("用户手机号设置请求正文反序列化失败！");
return err_response("用户手机号设置请求正文反序列化失败！");
}
//2. 客户端身份识别与鉴权
std::string ssid = req.session_id();
auto uid = _redis_session->uid(ssid);
if (!uid) {
LOG_ERROR("{} 获取登录会话关联用户信息失败！", ssid);
return err_response("获取登录会话关联用户信息失败！");
}
req.set_user_id(*uid);
//2. 将请求转发给用户子服务进行业务处理
auto channel = _mm_channels->choose(_user_service_name);
if (!channel) {
LOG_ERROR("{} 未找到可提供业务处理的用户子服务节点！", req.request_id());
return err_response("未找到可提供业务处理的用户子服务节点！");
}
bite_im::UserService_Stub stub(channel.get());
brpc::Controller cntl;
stub.SetUserPhoneNumber(&cntl, &req, &rsp, nullptr);
if (cntl.Failed()) {
LOG_ERROR("{} 用户子服务调用失败！", req.request_id());
return err_response("用户子服务调用失败！");
}
//3. 得到用户子服务的响应后，将响应内容进行序列化作为http响应正文
response.set_content(rsp.SerializeAsString(), "application/x-protbuf");
}
void GetFriendList(const httplib::Request &request, httplib::Response &response) {
//1. 取出http请求正文，将正文进行反序列化
GetFriendListReq req;
GetFriendListRsp rsp;
auto err_response = [&req, &rsp, &response](const std::string &errmsg) -> void {
rsp.set_success(false);
rsp.set_errmsg(errmsg);
response.set_content(rsp.SerializeAsString(), "application/x-protbuf");
};
bool ret = req.ParseFromString(request.body);
if (ret == false) {
LOG_ERROR("获取好友列表请求正文反序列化失败！");
return err_response("获取好友列表请求正文反序列化失败！");
}
//2. 客户端身份识别与鉴权
std::string ssid = req.session_id();
auto uid = _redis_session->uid(ssid);
if (!uid) {
LOG_ERROR("{} 获取登录会话关联用户信息失败！", ssid);
return err_response("获取登录会话关联用户信息失败！");
}
req.set_user_id(*uid);
//2. 将请求转发给好友子服务进行业务处理
auto channel = _mm_channels->choose(_friend_service_name);
if (!channel) {
LOG_ERROR("{} 未找到可提供业务处理的用户子服务节点！", req.request_id());
return err_response("未找到可提供业务处理的用户子服务节点！");
}
bite_im::FriendService_Stub stub(channel.get());
brpc::Controller cntl;
stub.GetFriendList(&cntl, &req, &rsp, nullptr);
if (cntl.Failed()) {
LOG_ERROR("{} 好友子服务调用失败！", req.request_id());
return err_response("好友子服务调用失败！");
}
//3. 得到用户子服务的响应后，将响应内容进行序列化作为http响应正文
response.set_content(rsp.SerializeAsString(), "application/x-protbuf");
}
std::shared_ptr<GetUserInfoRsp> _GetUserInfo(const std::string &rid, const std::string &uid) {
GetUserInfoReq req;
auto rsp = std::make_shared<GetUserInfoRsp>();
req.set_request_id(rid);
req.set_user_id(uid);
//2. 将请求转发给用户子服务进行业务处理
auto channel = _mm_channels->choose(_user_service_name);
if (!channel) {
LOG_ERROR("{} 未找到可提供业务处理的用户子服务节点！", req.request_id());
return std::shared_ptr<GetUserInfoRsp>();
}
bite_im::UserService_Stub stub(channel.get());
brpc::Controller cntl;
stub.GetUserInfo(&cntl, &req, rsp.get(), nullptr);
if (cntl.Failed()) {
LOG_ERROR("{} 用户子服务调用失败！", req.request_id());
return std::shared_ptr<GetUserInfoRsp>();
}
return rsp;
}
void FriendAdd(const httplib::Request &request, httplib::Response &response) {
// 好友申请的业务处理中，好友子服务其实只是在数据库创建了申请事件
// 网关需要做的事情：当好友子服务将业务处理完毕后，如果处理是成功的--需要通知被申请方
// 1. 正文的反序列化，提取关键要素：登录会话ID
FriendAddReq req;
FriendAddRsp rsp;
auto err_response = [&req, &rsp, &response](const std::string &errmsg) -> void {
rsp.set_success(false);
rsp.set_errmsg(errmsg);
response.set_content(rsp.SerializeAsString(), "application/x-protbuf");
};
bool ret = req.ParseFromString(request.body);
if (ret == false) {
LOG_ERROR("申请好友请求正文反序列化失败！");
return err_response("申请好友请求正文反序列化失败！");
}
// 2. 客户端身份识别与鉴权
std::string ssid = req.session_id();
auto uid = _redis_session->uid(ssid);
if (!uid) {
LOG_ERROR("{} 获取登录会话关联用户信息失败！", ssid);
return err_response("获取登录会话关联用户信息失败！");
}
req.set_user_id(*uid);
// 3. 将请求转发给好友子服务进行业务处理
auto channel = _mm_channels->choose(_friend_service_name);
if (!channel) {
LOG_ERROR("{} 未找到可提供业务处理的用户子服务节点！", req.request_id());
return err_response("未找到可提供业务处理的用户子服务节点！");
}
bite_im::FriendService_Stub stub(channel.get());
brpc::Controller cntl;
stub.FriendAdd(&cntl, &req, &rsp, nullptr);
if (cntl.Failed()) {
LOG_ERROR("{} 好友子服务调用失败！", req.request_id());
return err_response("好友子服务调用失败！");
}
// 4. 若业务处理成功 --- 且获取被申请方长连接成功，则向被申请放进行好友申请事件通知
auto conn = _connections->connection(req.respondent_id());
if (rsp.success() && conn) {
LOG_DEBUG("找到被申请人 {} 长连接，对其进行好友申请通知", req.respondent_id());
auto user_rsp = _GetUserInfo(req.request_id(), *uid);
if (!user_rsp) {
LOG_ERROR("{} 获取当前客户端用户信息失败！", req.request_id());
return err_response("获取当前客户端用户信息失败！");
}
NotifyMessage notify;
notify.set_notify_type(NotifyType::FRIEND_ADD_APPLY_NOTIFY);
notify.mutable_friend_add_apply()->mutable_user_info()->CopyFrom(user_rsp->user_info());
conn->send(notify.SerializeAsString(), websocketpp::frame::opcode::value::binary);
}
// 5. 向客户端进行响应
response.set_content(rsp.SerializeAsString(), "application/x-protbuf");
}
void FriendAddProcess(const httplib::Request &request, httplib::Response &response) {
//好友申请的处理-----
FriendAddProcessReq req;
FriendAddProcessRsp rsp;
auto err_response = [&req, &rsp, &response](const std::string &errmsg) -> void {
rsp.set_success(false);
rsp.set_errmsg(errmsg);
response.set_content(rsp.SerializeAsString(), "application/x-protbuf");
};
bool ret = req.ParseFromString(request.body);
if (ret == false) {
LOG_ERROR("好友申请处理请求正文反序列化失败！");
return err_response("好友申请处理请求正文反序列化失败！");
}
// 2. 客户端身份识别与鉴权
std::string ssid = req.session_id();
auto uid = _redis_session->uid(ssid);
if (!uid) {
LOG_ERROR("{} 获取登录会话关联用户信息失败！", ssid);
return err_response("获取登录会话关联用户信息失败！");
}
req.set_user_id(*uid);
// 3. 将请求转发给好友子服务进行业务处理
auto channel = _mm_channels->choose(_friend_service_name);
if (!channel) {
LOG_ERROR("{} 未找到可提供业务处理的用户子服务节点！", req.request_id());
return err_response("未找到可提供业务处理的用户子服务节点！");
}
bite_im::FriendService_Stub stub(channel.get());
brpc::Controller cntl;
stub.FriendAddProcess(&cntl, &req, &rsp, nullptr);
if (cntl.Failed()) {
LOG_ERROR("{} 好友子服务调用失败！", req.request_id());
return err_response("好友子服务调用失败！");
}
if (rsp.success()) {
auto process_user_rsp = _GetUserInfo(req.request_id(), *uid);
if (!process_user_rsp) {
LOG_ERROR("{} 获取用户信息失败！", req.request_id());
return err_response("获取用户信息失败！");
}
auto apply_user_rsp = _GetUserInfo(req.request_id(), req.apply_user_id());
if (!process_user_rsp) {
LOG_ERROR("{} 获取用户信息失败！", req.request_id());
return err_response("获取用户信息失败！");
}
auto process_conn = _connections->connection(*uid);
if (process_conn) LOG_DEBUG("找到处理人的长连接！");
else LOG_DEBUG("未找到处理人的长连接！");
auto apply_conn = _connections->connection(req.apply_user_id());
if (apply_conn) LOG_DEBUG("找到申请人的长连接！");
else LOG_DEBUG("未找到申请人的长连接！");
//4. 将处理结果给申请人进行通知
if (apply_conn) {
NotifyMessage notify;
notify.set_notify_type(NotifyType::FRIEND_ADD_PROCESS_NOTIFY);
auto process_result = notify.mutable_friend_process_result();
process_result->mutable_user_info()->CopyFrom(process_user_rsp->user_info());
process_result->set_agree(req.agree());
apply_conn->send(notify.SerializeAsString(),
websocketpp::frame::opcode::value::binary);
LOG_DEBUG("对申请人进行申请处理结果通知！");
}
//5. 若处理结果是同意 --- 会伴随着单聊会话的创建 -- 因此需要对双方进行会话创建的通知
if (req.agree() && apply_conn) { //对申请人的通知---会话信息就是处理人信息
NotifyMessage notify;
notify.set_notify_type(NotifyType::CHAT_SESSION_CREATE_NOTIFY);
auto chat_session = notify.mutable_new_chat_session_info();
chat_session->mutable_chat_session_info()->set_single_chat_friend_id(*uid);
chat_session->mutable_chat_session_info()->set_chat_session_id(rsp.new_session_id());
chat_session->mutable_chat_session_info()->set_chat_session_name(process_user_rsp->user_info().nickname());
chat_session->mutable_chat_session_info()->set_avatar(process_user_rsp->user_info().avatar());
apply_conn->send(notify.SerializeAsString(), websocketpp::frame::opcode::value::binary);
LOG_DEBUG("对申请人进行会话创建通知！");
}
if (req.agree() && process_conn) { //对处理人的通知 --- 会话信息就是申请人信息
NotifyMessage notify;
notify.set_notify_type(NotifyType::CHAT_SESSION_CREATE_NOTIFY);
auto chat_session = notify.mutable_new_chat_session_info();
chat_session->mutable_chat_session_info()->set_single_chat_friend_id(req.apply_user_id());
chat_session->mutable_chat_session_info()->set_chat_session_id(rsp.new_session_id());
chat_session->mutable_chat_session_info()->set_chat_session_name(apply_user_rsp->user_info().nickname());
chat_session->mutable_chat_session_info()->set_avatar(apply_user_rsp->user_info().avatar());
process_conn->send(notify.SerializeAsString(), websocketpp::frame::opcode::value::binary);
LOG_DEBUG("对处理人进行会话创建通知！");
}
}
//6. 对客户端进行响应
response.set_content(rsp.SerializeAsString(), "application/x-protbuf");
}
void FriendRemove(const httplib::Request &request, httplib::Response &response) {
// 1. 正文的反序列化，提取关键要素：登录会话ID
FriendRemoveReq req;
FriendRemoveRsp rsp;
auto err_response = [&req, &rsp, &response](const std::string &errmsg) -> void {
rsp.set_success(false);
rsp.set_errmsg(errmsg);
response.set_content(rsp.SerializeAsString(), "application/x-protbuf");
};
bool ret = req.ParseFromString(request.body);
if (ret == false) {
LOG_ERROR("删除好友请求正文反序列化失败！");
return err_response("删除好友请求正文反序列化失败！");
}
// 2. 客户端身份识别与鉴权
std::string ssid = req.session_id();
auto uid = _redis_session->uid(ssid);
if (!uid) {
LOG_ERROR("{} 获取登录会话关联用户信息失败！", ssid);
return err_response("获取登录会话关联用户信息失败！");
}
req.set_user_id(*uid);
// 3. 将请求转发给好友子服务进行业务处理
auto channel = _mm_channels->choose(_friend_service_name);
if (!channel) {
LOG_ERROR("{} 未找到可提供业务处理的用户子服务节点！", req.request_id());
return err_response("未找到可提供业务处理的用户子服务节点！");
}
bite_im::FriendService_Stub stub(channel.get());
brpc::Controller cntl;
stub.FriendRemove(&cntl, &req, &rsp, nullptr);
if (cntl.Failed()) {
LOG_ERROR("{} 好友子服务调用失败！", req.request_id());
return err_response("好友子服务调用失败！");
}
// 4. 若业务处理成功 --- 且获取被申请方长连接成功，则向被申请放进行好友申请事件通知
auto conn = _connections->connection(req.peer_id());
if (rsp.success() && conn) {
LOG_ERROR("对被删除人 {} 进行好友删除通知！", req.peer_id());
NotifyMessage notify;
notify.set_notify_type(NotifyType::FRIEND_REMOVE_NOTIFY);
notify.mutable_friend_remove()->set_user_id(*uid);
conn->send(notify.SerializeAsString(), websocketpp::frame::opcode::value::binary);
}
// 5. 向客户端进行响应
response.set_content(rsp.SerializeAsString(), "application/x-protbuf");
}
void FriendSearch(const httplib::Request &request, httplib::Response &response) {
FriendSearchReq req;
FriendSearchRsp rsp;
auto err_response = [&req, &rsp, &response](const std::string &errmsg) -> void {
rsp.set_success(false);
rsp.set_errmsg(errmsg);
response.set_content(rsp.SerializeAsString(), "application/x-protbuf");
};
bool ret = req.ParseFromString(request.body);
if (ret == false) {
LOG_ERROR("用户搜索请求正文反序列化失败！");
return err_response("用户搜索请求正文反序列化失败！");
}
// 2. 客户端身份识别与鉴权
std::string ssid = req.session_id();
auto uid = _redis_session->uid(ssid);
if (!uid) {
LOG_ERROR("{} 获取登录会话关联用户信息失败！", ssid);
return err_response("获取登录会话关联用户信息失败！");
}
req.set_user_id(*uid);
// 3. 将请求转发给好友子服务进行业务处理
auto channel = _mm_channels->choose(_friend_service_name);
if (!channel) {
LOG_ERROR("{} 未找到可提供业务处理的用户子服务节点！", req.request_id());
return err_response("未找到可提供业务处理的用户子服务节点！");
}
bite_im::FriendService_Stub stub(channel.get());
brpc::Controller cntl;
stub.FriendSearch(&cntl, &req, &rsp, nullptr);
if (cntl.Failed()) {
LOG_ERROR("{} 好友子服务调用失败！", req.request_id());
return err_response("好友子服务调用失败！");
}
// 5. 向客户端进行响应
response.set_content(rsp.SerializeAsString(), "application/x-protbuf");
}
void GetPendingFriendEventList(const httplib::Request &request, httplib::Response &response) {
GetPendingFriendEventListReq req;
GetPendingFriendEventListRsp rsp;
auto err_response = [&req, &rsp, &response](const std::string &errmsg) -> void {
rsp.set_success(false);
rsp.set_errmsg(errmsg);
response.set_content(rsp.SerializeAsString(), "application/x-protbuf");
};
bool ret = req.ParseFromString(request.body);
if (ret == false) {
LOG_ERROR("获取待处理好友申请请求正文反序列化失败！");
return err_response("获取待处理好友申请请求正文反序列化失败！");
}
// 2. 客户端身份识别与鉴权
std::string ssid = req.session_id();
auto uid = _redis_session->uid(ssid);
if (!uid) {
LOG_ERROR("{} 获取登录会话关联用户信息失败！", ssid);
return err_response("获取登录会话关联用户信息失败！");
}
req.set_user_id(*uid);
// 3. 将请求转发给好友子服务进行业务处理
auto channel = _mm_channels->choose(_friend_service_name);
if (!channel) {
LOG_ERROR("{} 未找到可提供业务处理的用户子服务节点！", req.request_id());
return err_response("未找到可提供业务处理的用户子服务节点！");
}
bite_im::FriendService_Stub stub(channel.get());
brpc::Controller cntl;
stub.GetPendingFriendEventList(&cntl, &req, &rsp, nullptr);
if (cntl.Failed()) {
LOG_ERROR("{} 好友子服务调用失败！", req.request_id());
return err_response("好友子服务调用失败！");
}
// 5. 向客户端进行响应
response.set_content(rsp.SerializeAsString(), "application/x-protbuf");
}
void GetChatSessionList(const httplib::Request &request, httplib::Response &response) {
GetChatSessionListReq req;
GetChatSessionListRsp rsp;
auto err_response = [&req, &rsp, &response](const std::string &errmsg) -> void {
rsp.set_success(false);
rsp.set_errmsg(errmsg);
response.set_content(rsp.SerializeAsString(), "application/x-protbuf");
};
bool ret = req.ParseFromString(request.body);
if (ret == false) {
LOG_ERROR("获取聊天会话列表请求正文反序列化失败！");
return err_response("获取聊天会话列表请求正文反序列化失败！");
}
// 2. 客户端身份识别与鉴权
std::string ssid = req.session_id();
auto uid = _redis_session->uid(ssid);
if (!uid) {
LOG_ERROR("{} 获取登录会话关联用户信息失败！", ssid);
return err_response("获取登录会话关联用户信息失败！");
}
req.set_user_id(*uid);
// 3. 将请求转发给好友子服务进行业务处理
auto channel = _mm_channels->choose(_friend_service_name);
if (!channel) {
LOG_ERROR("{} 未找到可提供业务处理的用户子服务节点！", req.request_id());
return err_response("未找到可提供业务处理的用户子服务节点！");
}
bite_im::FriendService_Stub stub(channel.get());
brpc::Controller cntl;
stub.GetChatSessionList(&cntl, &req, &rsp, nullptr);
if (cntl.Failed()) {
LOG_ERROR("{} 好友子服务调用失败！", req.request_id());
return err_response("好友子服务调用失败！");
}
// 5. 向客户端进行响应
response.set_content(rsp.SerializeAsString(), "application/x-protbuf");
}
void GetChatSessionMember(const httplib::Request &request, httplib::Response &response) {
GetChatSessionMemberReq req;
GetChatSessionMemberRsp rsp;
auto err_response = [&req, &rsp, &response](const std::string &errmsg) -> void {
rsp.set_success(false);
rsp.set_errmsg(errmsg);
response.set_content(rsp.SerializeAsString(), "application/x-protbuf");
};
bool ret = req.ParseFromString(request.body);
if (ret == false) {
LOG_ERROR("获取聊天会话成员请求正文反序列化失败！");
return err_response("获取聊天会话成员请求正文反序列化失败！");
}
// 2. 客户端身份识别与鉴权
std::string ssid = req.session_id();
auto uid = _redis_session->uid(ssid);
if (!uid) {
LOG_ERROR("{} 获取登录会话关联用户信息失败！", ssid);
return err_response("获取登录会话关联用户信息失败！");
}
req.set_user_id(*uid);
// 3. 将请求转发给好友子服务进行业务处理
auto channel = _mm_channels->choose(_friend_service_name);
if (!channel) {
LOG_ERROR("{} 未找到可提供业务处理的用户子服务节点！", req.request_id());
return err_response("未找到可提供业务处理的用户子服务节点！");
}
bite_im::FriendService_Stub stub(channel.get());
brpc::Controller cntl;
stub.GetChatSessionMember(&cntl, &req, &rsp, nullptr);
if (cntl.Failed()) {
LOG_ERROR("{} 好友子服务调用失败！", req.request_id());
return err_response("好友子服务调用失败！");
}
// 5. 向客户端进行响应
response.set_content(rsp.SerializeAsString(), "application/x-protbuf");
}
void ChatSessionCreate(const httplib::Request &request, httplib::Response &response) {
ChatSessionCreateReq req;
ChatSessionCreateRsp rsp;
auto err_response = [&req, &rsp, &response](const std::string &errmsg) -> void {
rsp.set_success(false);
rsp.set_errmsg(errmsg);
response.set_content(rsp.SerializeAsString(), "application/x-protbuf");
};
bool ret = req.ParseFromString(request.body);
if (ret == false) {
LOG_ERROR("创建聊天会话请求正文反序列化失败！");
return err_response("创建聊天会话请求正文反序列化失败！");
}
// 2. 客户端身份识别与鉴权
std::string ssid = req.session_id();
auto uid = _redis_session->uid(ssid);
if (!uid) {
LOG_ERROR("{} 获取登录会话关联用户信息失败！", ssid);
return err_response("获取登录会话关联用户信息失败！");
}
req.set_user_id(*uid);
// 3. 将请求转发给好友子服务进行业务处理
auto channel = _mm_channels->choose(_friend_service_name);
if (!channel) {
LOG_ERROR("{} 未找到可提供业务处理的用户子服务节点！", req.request_id());
return err_response("未找到可提供业务处理的用户子服务节点！");
}
bite_im::FriendService_Stub stub(channel.get());
brpc::Controller cntl;
stub.ChatSessionCreate(&cntl, &req, &rsp, nullptr);
if (cntl.Failed()) {
LOG_ERROR("{} 好友子服务调用失败！", req.request_id());
return err_response("好友子服务调用失败！");
}
// 4. 若业务处理成功 --- 且获取被申请方长连接成功，则向被申请放进行好友申请事件通知
if (rsp.success()){
for (int i = 0; i < req.member_id_list_size(); i++) {
auto conn = _connections->connection(req.member_id_list(i));
if (!conn) {
LOG_DEBUG("未找到群聊成员 {} 长连接", req.member_id_list(i));
continue;
}
NotifyMessage notify;
notify.set_notify_type(NotifyType::CHAT_SESSION_CREATE_NOTIFY);
auto chat_session = notify.mutable_new_chat_session_info();
chat_session->mutable_chat_session_info()->CopyFrom(rsp.chat_session_info());
conn->send(notify.SerializeAsString(), websocketpp::frame::opcode::value::binary);
LOG_DEBUG("对群聊成员 {} 进行会话创建通知", req.member_id_list(i));
}
}
// 5. 向客户端进行响应
rsp.clear_chat_session_info();
response.set_content(rsp.SerializeAsString(), "application/x-protbuf");
}
void GetHistoryMsg(const httplib::Request &request, httplib::Response &response) {
GetHistoryMsgReq req;
GetHistoryMsgRsp rsp;
auto err_response = [&req, &rsp, &response](const std::string &errmsg) -> void {
rsp.set_success(false);
rsp.set_errmsg(errmsg);
response.set_content(rsp.SerializeAsString(), "application/x-protbuf");
};
bool ret = req.ParseFromString(request.body);
if (ret == false) {
LOG_ERROR("获取区间消息请求正文反序列化失败！");
return err_response("获取区间消息请求正文反序列化失败！");
}
// 2. 客户端身份识别与鉴权
std::string ssid = req.session_id();
auto uid = _redis_session->uid(ssid);
if (!uid) {
LOG_ERROR("{} 获取登录会话关联用户信息失败！", ssid);
return err_response("获取登录会话关联用户信息失败！");
}
req.set_user_id(*uid);
// 3. 将请求转发给好友子服务进行业务处理
auto channel = _mm_channels->choose(_message_service_name);
if (!channel) {
LOG_ERROR("{} 未找到可提供业务处理的用户子服务节点！", req.request_id());
return err_response("未找到可提供业务处理的用户子服务节点！");
}
bite_im::MsgStorageService_Stub stub(channel.get());
brpc::Controller cntl;
stub.GetHistoryMsg(&cntl, &req, &rsp, nullptr);
if (cntl.Failed()) {
LOG_ERROR("{} 消息存储子服务调用失败！", req.request_id());
return err_response("消息存储子服务调用失败！");
}
// 5. 向客户端进行响应
response.set_content(rsp.SerializeAsString(), "application/x-protbuf");
}
void GetRecentMsg(const httplib::Request &request, httplib::Response &response) {
GetRecentMsgReq req;
GetRecentMsgRsp rsp;
auto err_response = [&req, &rsp, &response](const std::string &errmsg) -> void {
rsp.set_success(false);
rsp.set_errmsg(errmsg);
response.set_content(rsp.SerializeAsString(), "application/x-protbuf");
};
bool ret = req.ParseFromString(request.body);
if (ret == false) {
LOG_ERROR("获取最近消息请求正文反序列化失败！");
return err_response("获取最近消息请求正文反序列化失败！");
}
// 2. 客户端身份识别与鉴权
std::string ssid = req.session_id();
auto uid = _redis_session->uid(ssid);
if (!uid) {
LOG_ERROR("{} 获取登录会话关联用户信息失败！", ssid);
return err_response("获取登录会话关联用户信息失败！");
}
req.set_user_id(*uid);
// 3. 将请求转发给好友子服务进行业务处理
auto channel = _mm_channels->choose(_message_service_name);
if (!channel) {
LOG_ERROR("{} 未找到可提供业务处理的用户子服务节点！", req.request_id());
return err_response("未找到可提供业务处理的用户子服务节点！");
}
bite_im::MsgStorageService_Stub stub(channel.get());
brpc::Controller cntl;
stub.GetRecentMsg(&cntl, &req, &rsp, nullptr);
if (cntl.Failed()) {
LOG_ERROR("{} 消息存储子服务调用失败！", req.request_id());
return err_response("消息存储子服务调用失败！");
}
// 5. 向客户端进行响应
response.set_content(rsp.SerializeAsString(), "application/x-protbuf");
}
void MsgSearch(const httplib::Request &request, httplib::Response &response) {
MsgSearchReq req;
MsgSearchRsp rsp;
auto err_response = [&req, &rsp, &response](const std::string &errmsg) -> void {
rsp.set_success(false);
rsp.set_errmsg(errmsg);
response.set_content(rsp.SerializeAsString(), "application/x-protbuf");
};
bool ret = req.ParseFromString(request.body);
if (ret == false) {
LOG_ERROR("消息搜索请求正文反序列化失败！");
return err_response("消息搜索请求正文反序列化失败！");
}
// 2. 客户端身份识别与鉴权
std::string ssid = req.session_id();
auto uid = _redis_session->uid(ssid);
if (!uid) {
LOG_ERROR("{} 获取登录会话关联用户信息失败！", ssid);
return err_response("获取登录会话关联用户信息失败！");
}
req.set_user_id(*uid);
// 3. 将请求转发给好友子服务进行业务处理
auto channel = _mm_channels->choose(_message_service_name);
if (!channel) {
LOG_ERROR("{} 未找到可提供业务处理的用户子服务节点！", req.request_id());
return err_response("未找到可提供业务处理的用户子服务节点！");
}
bite_im::MsgStorageService_Stub stub(channel.get());
brpc::Controller cntl;
stub.MsgSearch(&cntl, &req, &rsp, nullptr);
if (cntl.Failed()) {
LOG_ERROR("{} 消息存储子服务调用失败！", req.request_id());
return err_response("消息存储子服务调用失败！");
}
// 5. 向客户端进行响应
response.set_content(rsp.SerializeAsString(), "application/x-protbuf");
}
void GetSingleFile(const httplib::Request &request, httplib::Response &response) {
GetSingleFileReq req;
GetSingleFileRsp rsp;
auto err_response = [&req, &rsp, &response](const std::string &errmsg) -> void {
rsp.set_success(false);
rsp.set_errmsg(errmsg);
response.set_content(rsp.SerializeAsString(), "application/x-protbuf");
};
bool ret = req.ParseFromString(request.body);
if (ret == false) {
LOG_ERROR("单文件下载请求正文反序列化失败！");
return err_response("单文件下载请求正文反序列化失败！");
}
// 2. 客户端身份识别与鉴权
std::string ssid = req.session_id();
auto uid = _redis_session->uid(ssid);
if (!uid) {
LOG_ERROR("{} 获取登录会话关联用户信息失败！", ssid);
return err_response("获取登录会话关联用户信息失败！");
}
req.set_user_id(*uid);
// 3. 将请求转发给好友子服务进行业务处理
auto channel = _mm_channels->choose(_file_service_name);
if (!channel) {
LOG_ERROR("{} 未找到可提供业务处理的用户子服务节点！", req.request_id());
return err_response("未找到可提供业务处理的用户子服务节点！");
}
bite_im::FileService_Stub stub(channel.get());
brpc::Controller cntl;
stub.GetSingleFile(&cntl, &req, &rsp, nullptr);
if (cntl.Failed()) {
LOG_ERROR("{} 文件存储子服务调用失败！", req.request_id());
return err_response("文件存储子服务调用失败！");
}
// 5. 向客户端进行响应
response.set_content(rsp.SerializeAsString(), "application/x-protbuf");
}
void GetMultiFile(const httplib::Request &request, httplib::Response &response) {
GetMultiFileReq req;
GetMultiFileRsp rsp;
auto err_response = [&req, &rsp, &response](const std::string &errmsg) -> void {
rsp.set_success(false);
rsp.set_errmsg(errmsg);
response.set_content(rsp.SerializeAsString(), "application/x-protbuf");
};
bool ret = req.ParseFromString(request.body);
if (ret == false) {
LOG_ERROR("单文件下载请求正文反序列化失败！");
return err_response("单文件下载请求正文反序列化失败！");
}
// 2. 客户端身份识别与鉴权
std::string ssid = req.session_id();
auto uid = _redis_session->uid(ssid);
if (!uid) {
LOG_ERROR("{} 获取登录会话关联用户信息失败！", ssid);
return err_response("获取登录会话关联用户信息失败！");
}
req.set_user_id(*uid);
// 3. 将请求转发给好友子服务进行业务处理
auto channel = _mm_channels->choose(_file_service_name);
if (!channel) {
LOG_ERROR("{} 未找到可提供业务处理的用户子服务节点！", req.request_id());
return err_response("未找到可提供业务处理的用户子服务节点！");
}
bite_im::FileService_Stub stub(channel.get());
brpc::Controller cntl;
stub.GetMultiFile(&cntl, &req, &rsp, nullptr);
if (cntl.Failed()) {
LOG_ERROR("{} 文件存储子服务调用失败！", req.request_id());
return err_response("文件存储子服务调用失败！");
}
// 5. 向客户端进行响应
response.set_content(rsp.SerializeAsString(), "application/x-protbuf");
}
void PutSingleFile(const httplib::Request &request, httplib::Response &response) {
PutSingleFileReq req;
PutSingleFileRsp rsp;
auto err_response = [&req, &rsp, &response](const std::string &errmsg) -> void {
rsp.set_success(false);
rsp.set_errmsg(errmsg);
response.set_content(rsp.SerializeAsString(), "application/x-protbuf");
};
bool ret = req.ParseFromString(request.body);
if (ret == false) {
LOG_ERROR("单文件上传请求正文反序列化失败！");
return err_response("单文件上传请求正文反序列化失败！");
}
// 2. 客户端身份识别与鉴权
std::string ssid = req.session_id();
auto uid = _redis_session->uid(ssid);
if (!uid) {
LOG_ERROR("{} 获取登录会话关联用户信息失败！", ssid);
return err_response("获取登录会话关联用户信息失败！");
}
req.set_user_id(*uid);
// 3. 将请求转发给好友子服务进行业务处理
auto channel = _mm_channels->choose(_file_service_name);
if (!channel) {
LOG_ERROR("{} 未找到可提供业务处理的用户子服务节点！", req.request_id());
return err_response("未找到可提供业务处理的用户子服务节点！");
}
bite_im::FileService_Stub stub(channel.get());
brpc::Controller cntl;
stub.PutSingleFile(&cntl, &req, &rsp, nullptr);
if (cntl.Failed()) {
LOG_ERROR("{} 文件存储子服务调用失败！", req.request_id());
return err_response("文件存储子服务调用失败！");
}
// 5. 向客户端进行响应
response.set_content(rsp.SerializeAsString(), "application/x-protbuf");
}
void PutMultiFile(const httplib::Request &request, httplib::Response &response) {
PutMultiFileReq req;
PutMultiFileRsp rsp;
auto err_response = [&req, &rsp, &response](const std::string &errmsg) -> void {
rsp.set_success(false);
rsp.set_errmsg(errmsg);
response.set_content(rsp.SerializeAsString(), "application/x-protbuf");
};
bool ret = req.ParseFromString(request.body);
if (ret == false) {
LOG_ERROR("批量文件上传请求正文反序列化失败！");
return err_response("批量文件上传请求正文反序列化失败！");
}
// 2. 客户端身份识别与鉴权
std::string ssid = req.session_id();
auto uid = _redis_session->uid(ssid);
if (!uid) {
LOG_ERROR("{} 获取登录会话关联用户信息失败！", ssid);
return err_response("获取登录会话关联用户信息失败！");
}
req.set_user_id(*uid);
// 3. 将请求转发给好友子服务进行业务处理
auto channel = _mm_channels->choose(_file_service_name);
if (!channel) {
LOG_ERROR("{} 未找到可提供业务处理的用户子服务节点！", req.request_id());
return err_response("未找到可提供业务处理的用户子服务节点！");
}
bite_im::FileService_Stub stub(channel.get());
brpc::Controller cntl;
stub.PutMultiFile(&cntl, &req, &rsp, nullptr);
if (cntl.Failed()) {
LOG_ERROR("{} 文件存储子服务调用失败！", req.request_id());
return err_response("文件存储子服务调用失败！");
}
// 5. 向客户端进行响应
response.set_content(rsp.SerializeAsString(), "application/x-protbuf");
}
void SpeechRecognition(const httplib::Request &request, httplib::Response &response) {
LOG_DEBUG("收到语音转文字请求！");
SpeechRecognitionReq req;
SpeechRecognitionRsp rsp;
auto err_response = [&req, &rsp, &response](const std::string &errmsg) -> void {
rsp.set_success(false);
rsp.set_errmsg(errmsg);
response.set_content(rsp.SerializeAsString(), "application/x-protbuf");
};
bool ret = req.ParseFromString(request.body);
if (ret == false) {
LOG_ERROR("语音识别请求正文反序列化失败！");
return err_response("语音识别请求正文反序列化失败！");
}
// 2. 客户端身份识别与鉴权
std::string ssid = req.session_id();
auto uid = _redis_session->uid(ssid);
if (!uid) {
LOG_ERROR("{} 获取登录会话关联用户信息失败！", ssid);
return err_response("获取登录会话关联用户信息失败！");
}
req.set_user_id(*uid);
// 3. 将请求转发给好友子服务进行业务处理
auto channel = _mm_channels->choose(_speech_service_name);
if (!channel) {
LOG_ERROR("{} 未找到可提供业务处理的用户子服务节点！", req.request_id());
return err_response("未找到可提供业务处理的用户子服务节点！");
}
bite_im::SpeechService_Stub stub(channel.get());
brpc::Controller cntl;
stub.SpeechRecognition(&cntl, &req, &rsp, nullptr);
if (cntl.Failed()) {
LOG_ERROR("{} 语音识别子服务调用失败！", req.request_id());
return err_response("语音识别子服务调用失败！");
}
// 5. 向客户端进行响应
response.set_content(rsp.SerializeAsString(), "application/x-protbuf");
}
void NewMessage(const httplib::Request &request, httplib::Response &response) {
NewMessageReq req;
NewMessageRsp rsp;//这是给客户端的响应
GetTransmitTargetRsp target_rsp;//这是请求子服务的响应
auto err_response = [&req, &rsp, &response](const std::string &errmsg) -> void {
rsp.set_success(false);
rsp.set_errmsg(errmsg);
response.set_content(rsp.SerializeAsString(), "application/x-protbuf");
};
bool ret = req.ParseFromString(request.body);
if (ret == false) {
LOG_ERROR("新消息请求正文反序列化失败！");
return err_response("新消息请求正文反序列化失败！");
}
// 2. 客户端身份识别与鉴权
std::string ssid = req.session_id();
auto uid = _redis_session->uid(ssid);
if (!uid) {
LOG_ERROR("{} 获取登录会话关联用户信息失败！", ssid);
return err_response("获取登录会话关联用户信息失败！");
}
req.set_user_id(*uid);
// 3. 将请求转发给好友子服务进行业务处理
auto channel = _mm_channels->choose(_transmite_service_name);
if (!channel) {
LOG_ERROR("{} 未找到可提供业务处理的用户子服务节点！", req.request_id());
return err_response("未找到可提供业务处理的用户子服务节点！");
}
bite_im::MsgTransmitService_Stub stub(channel.get());
brpc::Controller cntl;
stub.GetTransmitTarget(&cntl, &req, &target_rsp, nullptr);
if (cntl.Failed()) {
LOG_ERROR("{} 消息转发子服务调用失败！", req.request_id());
return err_response("消息转发子服务调用失败！");
}
// 4. 若业务处理成功 --- 且获取被申请方长连接成功，则向被申请放进行好友申请事件通知
if (target_rsp.success()){
for (int i = 0; i < target_rsp.target_id_list_size(); i++) {
std::string notify_uid = target_rsp.target_id_list(i);
if (notify_uid == *uid) continue; //不通知自己
auto conn = _connections->connection(notify_uid);
if (!conn) { continue;}
NotifyMessage notify;
notify.set_notify_type(NotifyType::CHAT_MESSAGE_NOTIFY);
auto msg_info = notify.mutable_new_message_info();
msg_info->mutable_message_info()->CopyFrom(target_rsp.message());
conn->send(notify.SerializeAsString(), websocketpp::frame::opcode::value::binary);
}
}
// 5. 向客户端进行响应
rsp.set_request_id(req.request_id());
rsp.set_success(target_rsp.success());
rsp.set_errmsg(target_rsp.errmsg());
response.set_content(rsp.SerializeAsString(), "application/x-protbuf");
}
private:
Session::ptr _redis_session;
Status::ptr _redis_status;
std::string _user_service_name;
std::string _file_service_name;
std::string _speech_service_name;
std::string _message_service_name;
std::string _transmite_service_name;
std::string _friend_service_name;
ServiceManager::ptr _mm_channels;
Discovery::ptr _service_discoverer;
Connection::ptr _connections;
server_t _ws_server;
httplib::Server _http_server;
std::thread _http_thread;
};
class GatewayServerBuilder {
public:
//构造redis客户端对象
void make_redis_object(const std::string &host,
int port,
int db,
bool keep_alive) {
_redis_client = RedisClientFactory::create(host, port, db, keep_alive);
}
//用于构造服务发现客户端&信道管理对象
void make_discovery_object(const std::string &reg_host,
const std::string &base_service_name,
const std::string &file_service_name,
const std::string &speech_service_name,
const std::string &message_service_name,
const std::string &friend_service_name,
const std::string &user_service_name,
const std::string &transmite_service_name) {
_file_service_name = file_service_name;
_speech_service_name = speech_service_name;
_message_service_name = message_service_name;
_friend_service_name = friend_service_name;
_user_service_name = user_service_name;
_transmite_service_name = transmite_service_name;
_mm_channels = std::make_shared<ServiceManager>();
_mm_channels->declared(file_service_name);
_mm_channels->declared(speech_service_name);
_mm_channels->declared(message_service_name);
_mm_channels->declared(friend_service_name);
_mm_channels->declared(user_service_name);
_mm_channels->declared(transmite_service_name);
auto put_cb = std::bind(&ServiceManager::onServiceOnline, _mm_channels.get(), std::placeholders::_1, std::placeholders::_2);
auto del_cb = std::bind(&ServiceManager::onServiceOffline, _mm_channels.get(), std::placeholders::_1, std::placeholders::_2);
_service_discoverer = std::make_shared<Discovery>(reg_host, base_service_name, put_cb, del_cb);
}
void make_server_object(int websocket_port, int http_port) {
_websocket_port = websocket_port;
_http_port = http_port;
}
//构造RPC服务器对象
GatewayServer::ptr build() {
if (!_redis_client) {
LOG_ERROR("还未初始化Redis客户端模块！");
abort();
}
if (!_service_discoverer) {
LOG_ERROR("还未初始化服务发现模块！");
abort();
}
if (!_mm_channels) {
LOG_ERROR("还未初始化信道管理模块！");
abort();
}
GatewayServer::ptr server = std::make_shared<GatewayServer>(
_websocket_port, _http_port, _redis_client, _mm_channels,
_service_discoverer, _user_service_name, _file_service_name,
_speech_service_name, _message_service_name,
_transmite_service_name, _friend_service_name);
return server;
}
private:
int _websocket_port;
int _http_port;
std::shared_ptr<sw::redis::Redis> _redis_client;
std::string _file_service_name;
std::string _speech_service_name;
std::string _message_service_name;
std::string _friend_service_name;
std::string _user_service_name;
std::string _transmite_service_name;
ServiceManager::ptr _mm_channels;
Discovery::ptr _service_discoverer;
};
}
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