92 lines
3.3 KiB
C++
92 lines
3.3 KiB
C++
/*
|
|
* Copyright (C) 2020 The Android Open Source Project
|
|
*
|
|
* Licensed under the Apache License, Version 2.0 (the "License");
|
|
* you may not use this file except in compliance with the License.
|
|
* You may obtain a copy of the License at
|
|
*
|
|
* http://www.apache.org/licenses/LICENSE-2.0
|
|
*
|
|
* Unless required by applicable law or agreed to in writing, software
|
|
* distributed under the License is distributed on an "AS IS" BASIS,
|
|
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
|
* See the License for the specific language governing permissions and
|
|
* limitations under the License.
|
|
*/
|
|
|
|
#pragma once
|
|
|
|
#include <string>
|
|
#include <unordered_map>
|
|
#include <vector>
|
|
|
|
#include <android-base/logging.h>
|
|
#include <libwebsockets.h>
|
|
|
|
#include <host/libs/websocket/websocket_handler.h>
|
|
|
|
namespace cuttlefish {
|
|
class WebSocketServer {
|
|
public:
|
|
// Uses HTTP and WS
|
|
WebSocketServer(const char* protocol_name, const std::string& assets_dir,
|
|
int port);
|
|
// Uses HTTPS and WSS when a certificates directory is provided
|
|
WebSocketServer(const char* protocol_name, const std::string& certs_dir,
|
|
const std::string& assets_dir, int port);
|
|
~WebSocketServer() = default;
|
|
|
|
// Register a handler factory for websocket connections. A new handler will be
|
|
// created for each new websocket connection.
|
|
void RegisterHandlerFactory(
|
|
const std::string& path,
|
|
std::unique_ptr<WebSocketHandlerFactory> handler_factory_p);
|
|
|
|
// Register a handler factory for dynamic HTTP requests. A new handler will be
|
|
// created for each HTTP request.
|
|
void RegisterDynHandlerFactory(const std::string& path,
|
|
DynHandlerFactory handler_factory);
|
|
|
|
void Serve();
|
|
|
|
private:
|
|
static int WebsocketCallback(struct lws* wsi,
|
|
enum lws_callback_reasons reason, void* user,
|
|
void* in, size_t len);
|
|
|
|
static int DynHttpCallback(struct lws* wsi, enum lws_callback_reasons reason,
|
|
void* user, void* in, size_t len);
|
|
|
|
int ServerCallback(struct lws* wsi, enum lws_callback_reasons reason,
|
|
void* user, void* in, size_t len);
|
|
int DynServerCallback(struct lws* wsi,
|
|
enum lws_callback_reasons reason, void* user,
|
|
void* in, size_t len);
|
|
std::shared_ptr<WebSocketHandler> InstantiateHandler(
|
|
const std::string& uri_path, struct lws* wsi);
|
|
std::unique_ptr<DynHandler> InstantiateDynHandler(
|
|
const std::string& uri_path, struct lws* wsi);
|
|
|
|
void InitializeLwsObjects();
|
|
|
|
std::unordered_map<struct lws*, std::shared_ptr<WebSocketHandler>> handlers_ =
|
|
{};
|
|
std::unordered_map<std::string, std::unique_ptr<WebSocketHandlerFactory>>
|
|
handler_factories_ = {};
|
|
std::unordered_map<struct lws*, std::unique_ptr<DynHandler>> dyn_handlers_ =
|
|
{};
|
|
std::unordered_map<std::string, DynHandlerFactory> dyn_handler_factories_ =
|
|
{};
|
|
std::string protocol_name_;
|
|
std::string assets_dir_;
|
|
std::string certs_dir_;
|
|
int server_port_;
|
|
struct lws_context* context_;
|
|
struct lws_http_mount static_mount_;
|
|
std::vector<struct lws_http_mount> dyn_mounts_ = {};
|
|
struct lws_protocol_vhost_options headers_;
|
|
lws_retry_bo_t retry_;
|
|
};
|
|
|
|
} // namespace cuttlefish
|