66 lines
1.5 KiB
C++
66 lines
1.5 KiB
C++
// Copyright Epic Games, Inc. All Rights Reserved.
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#pragma once
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#include "IWebSocket.h"
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#include "WebSocketsModule.h"
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#include "Templates/SharedPointer.h"
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#include "Logging.h"
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#include "ServerUtils.h"
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namespace UE::PixelStreaming2Servers
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{
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/*
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* A utility class that tries to establish a websocket connection.
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* Useful for testing whether servers have come online yet.
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*/
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class FWebSocketProbe
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{
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private:
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TSharedRef<IWebSocket> WebSocket;
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FThreadSafeBool bShouldAttemptReconnect;
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FThreadSafeBool bCloseRequested;
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public:
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FWebSocketProbe(FURL Url, TArray<FString> Protocols = TArray<FString>())
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: WebSocket(FWebSocketsModule::Get().CreateWebSocket(Utils::ToString(Url), Protocols))
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, bShouldAttemptReconnect(true)
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, bCloseRequested(false)
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{
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WebSocket->OnConnectionError().AddLambda([Url, &bShouldAttemptReconnect = bShouldAttemptReconnect](const FString& Error) {
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UE_LOG(LogPixelStreaming2Servers, Log, TEXT("Probing websocket %s | Msg= \"%s\" | Retrying..."), *Utils::ToString(Url), *Error);
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bShouldAttemptReconnect = true;
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});
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}
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void Close()
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{
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if (WebSocket->IsConnected() && !bCloseRequested.AtomicSet(true))
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{
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WebSocket->Close();
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}
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}
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bool IsConnected() const
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{
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return WebSocket->IsConnected();
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}
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bool Probe()
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{
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bool bIsConnected = WebSocket->IsConnected();
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if (!bIsConnected && bShouldAttemptReconnect)
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{
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WebSocket->Connect();
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bShouldAttemptReconnect = false;
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bCloseRequested = false;
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}
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return bIsConnected;
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}
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};
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} // namespace UE::PixelStreaming2Servers
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