Chrome Dev Tools Protocol - Chrome kills websocket after 30 sec of inactivity





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I am connecting to Chrome Dev Tools from my C#/.NET app via Chrome Dev Tools protocol running on WebSocket. I discovered that if no message in sent/received for 30 sec, chrome kills the connection and I get this WebSocketException :



System.Net.WebSockets.WebSocketException:
The remote party closed the WebSocket connection without completing the close handshake.


Is there some way to dont let Chrome kill the connection ? Some elegant way to do keep-alive without manually sending blank messages every x seconds ?
I am using standard WebSocket from System.Net.WebSockets and connect like this:



var socket = new ClientWebSocket();
socket.ConnectAsync(new Uri(target.webSocketDebuggerUrl),CancellationToken.None).Wait();


Thanks










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  • Have you tried whatever socket/multiplexing/websocket framework you use send the PING message every 30 seconds? You show no relevant code / Minimal, Complete, and Verifiable example so it's hard to suggest how you can best incorporate that into your code.

    – Corion
    Nov 22 '18 at 12:22













  • @Corion edited post with more info

    – molnarriso
    Nov 22 '18 at 13:11


















0















I am connecting to Chrome Dev Tools from my C#/.NET app via Chrome Dev Tools protocol running on WebSocket. I discovered that if no message in sent/received for 30 sec, chrome kills the connection and I get this WebSocketException :



System.Net.WebSockets.WebSocketException:
The remote party closed the WebSocket connection without completing the close handshake.


Is there some way to dont let Chrome kill the connection ? Some elegant way to do keep-alive without manually sending blank messages every x seconds ?
I am using standard WebSocket from System.Net.WebSockets and connect like this:



var socket = new ClientWebSocket();
socket.ConnectAsync(new Uri(target.webSocketDebuggerUrl),CancellationToken.None).Wait();


Thanks










share|improve this question

























  • Have you tried whatever socket/multiplexing/websocket framework you use send the PING message every 30 seconds? You show no relevant code / Minimal, Complete, and Verifiable example so it's hard to suggest how you can best incorporate that into your code.

    – Corion
    Nov 22 '18 at 12:22













  • @Corion edited post with more info

    – molnarriso
    Nov 22 '18 at 13:11














0












0








0








I am connecting to Chrome Dev Tools from my C#/.NET app via Chrome Dev Tools protocol running on WebSocket. I discovered that if no message in sent/received for 30 sec, chrome kills the connection and I get this WebSocketException :



System.Net.WebSockets.WebSocketException:
The remote party closed the WebSocket connection without completing the close handshake.


Is there some way to dont let Chrome kill the connection ? Some elegant way to do keep-alive without manually sending blank messages every x seconds ?
I am using standard WebSocket from System.Net.WebSockets and connect like this:



var socket = new ClientWebSocket();
socket.ConnectAsync(new Uri(target.webSocketDebuggerUrl),CancellationToken.None).Wait();


Thanks










share|improve this question
















I am connecting to Chrome Dev Tools from my C#/.NET app via Chrome Dev Tools protocol running on WebSocket. I discovered that if no message in sent/received for 30 sec, chrome kills the connection and I get this WebSocketException :



System.Net.WebSockets.WebSocketException:
The remote party closed the WebSocket connection without completing the close handshake.


Is there some way to dont let Chrome kill the connection ? Some elegant way to do keep-alive without manually sending blank messages every x seconds ?
I am using standard WebSocket from System.Net.WebSockets and connect like this:



var socket = new ClientWebSocket();
socket.ConnectAsync(new Uri(target.webSocketDebuggerUrl),CancellationToken.None).Wait();


Thanks







c# google-chrome google-chrome-devtools






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edited Nov 22 '18 at 13:38







molnarriso

















asked Nov 22 '18 at 11:48









molnarrisomolnarriso

164




164













  • Have you tried whatever socket/multiplexing/websocket framework you use send the PING message every 30 seconds? You show no relevant code / Minimal, Complete, and Verifiable example so it's hard to suggest how you can best incorporate that into your code.

    – Corion
    Nov 22 '18 at 12:22













  • @Corion edited post with more info

    – molnarriso
    Nov 22 '18 at 13:11



















  • Have you tried whatever socket/multiplexing/websocket framework you use send the PING message every 30 seconds? You show no relevant code / Minimal, Complete, and Verifiable example so it's hard to suggest how you can best incorporate that into your code.

    – Corion
    Nov 22 '18 at 12:22













  • @Corion edited post with more info

    – molnarriso
    Nov 22 '18 at 13:11

















Have you tried whatever socket/multiplexing/websocket framework you use send the PING message every 30 seconds? You show no relevant code / Minimal, Complete, and Verifiable example so it's hard to suggest how you can best incorporate that into your code.

– Corion
Nov 22 '18 at 12:22







Have you tried whatever socket/multiplexing/websocket framework you use send the PING message every 30 seconds? You show no relevant code / Minimal, Complete, and Verifiable example so it's hard to suggest how you can best incorporate that into your code.

– Corion
Nov 22 '18 at 12:22















@Corion edited post with more info

– molnarriso
Nov 22 '18 at 13:11





@Corion edited post with more info

– molnarriso
Nov 22 '18 at 13:11












1 Answer
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The standard .NET ClientWebSocket doesnt support manual pinging. However, it can be set via this property:



ClientWebSocket.ClientWebSocketOptions.KeepAliveInterval


The default value is 30 seconds, which is the same time after which the socket was getting closed. Setting this to some really high value made the problem dissapear. Unfortunately I am still not sure about the details of this problem and how does keep-alive work in .NET .






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    1 Answer
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    1 Answer
    1






    active

    oldest

    votes









    active

    oldest

    votes






    active

    oldest

    votes









    0














    The standard .NET ClientWebSocket doesnt support manual pinging. However, it can be set via this property:



    ClientWebSocket.ClientWebSocketOptions.KeepAliveInterval


    The default value is 30 seconds, which is the same time after which the socket was getting closed. Setting this to some really high value made the problem dissapear. Unfortunately I am still not sure about the details of this problem and how does keep-alive work in .NET .






    share|improve this answer




























      0














      The standard .NET ClientWebSocket doesnt support manual pinging. However, it can be set via this property:



      ClientWebSocket.ClientWebSocketOptions.KeepAliveInterval


      The default value is 30 seconds, which is the same time after which the socket was getting closed. Setting this to some really high value made the problem dissapear. Unfortunately I am still not sure about the details of this problem and how does keep-alive work in .NET .






      share|improve this answer


























        0












        0








        0







        The standard .NET ClientWebSocket doesnt support manual pinging. However, it can be set via this property:



        ClientWebSocket.ClientWebSocketOptions.KeepAliveInterval


        The default value is 30 seconds, which is the same time after which the socket was getting closed. Setting this to some really high value made the problem dissapear. Unfortunately I am still not sure about the details of this problem and how does keep-alive work in .NET .






        share|improve this answer













        The standard .NET ClientWebSocket doesnt support manual pinging. However, it can be set via this property:



        ClientWebSocket.ClientWebSocketOptions.KeepAliveInterval


        The default value is 30 seconds, which is the same time after which the socket was getting closed. Setting this to some really high value made the problem dissapear. Unfortunately I am still not sure about the details of this problem and how does keep-alive work in .NET .







        share|improve this answer












        share|improve this answer



        share|improve this answer










        answered Nov 22 '18 at 13:33









        molnarrisomolnarriso

        164




        164
































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