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<p class="MsoNormal"><span lang="EN-US">I have just upgraded my RabbitMQ server from 2.8.7 to 3.0.1 (and erl from 15b02 to 15b03). But now my RabbitMQ clients cannot communicate with the server anymore and I am completely in the dark as to why. This is the
error I get:<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"><o:p> </o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">Unhandled Exception: System.IO.IOException: Unable to read data from the transport connection: An existing connection was forcibly closed by the remote host. ---> System.Net.Sockets.SocketException: An existing connection
was forcibly closed by the remote host<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"> at System.Net.Sockets.Socket.Receive(Byte[] buffer, Int32 offset, Int32 size, SocketFlags socketFlags)<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"> at System.Net.Sockets.NetworkStream.Read(Byte[] buffer, Int32 offset, Int32 size)<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"> --- End of inner exception stack trace ---<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"> at RabbitMQ.Client.Impl.ConnectionBase.System.IDisposable.Dispose()<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"> at SendBifrostCommand.Program.sendCommand(String routingKey, IDictionary headers, Byte[] payload) in C:\Users\bme\Documents\Visual Studio 2010\Projects\SendBifrostCommand\SendBifrostCommand\Program.cs:line 97<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"> at SendBifrostCommand.Program.GetGatewayStatus(String gateway_id) in C:\Users\bme\Documents\Visual Studio 2010\Projects\SendBifrostCommand\SendBifrostCommand\Program.cs:line 66
<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">at SendBifrostCommand.Program.Main(String[] args) in C:\Users\bme\Documents\Visual Studio 2010\Projects\SendBifrostCommand\SendBifrostCommand\Program.cs:line 35<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"><o:p> </o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">All I do is try to send a message (error is happening in BasicPublish):<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"><o:p> </o:p></span></p>
<p class="MsoNormal" style="text-autospace:none"><span lang="EN-US" style="font-size:9.5pt;font-family:Consolas">
<span style="color:blue">static</span> <span style="color:blue">void</span> sendCommand(<span style="color:blue">string</span> routingKey,
<span style="color:#2B91AF">IDictionary</span> headers, <span style="color:blue">
byte</span>[] payload)<o:p></o:p></span></p>
<p class="MsoNormal" style="text-autospace:none"><span lang="EN-US" style="font-size:9.5pt;font-family:Consolas"> {<o:p></o:p></span></p>
<p class="MsoNormal" style="text-autospace:none"><span lang="EN-US" style="font-size:9.5pt;font-family:Consolas"> <span style="color:blue">const</span>
<span style="color:blue">string</span> EXCHANGE_NAME = <span style="color:#A31515">
"bifrost"</span>;<o:p></o:p></span></p>
<p class="MsoNormal" style="text-autospace:none"><span lang="EN-US" style="font-size:9.5pt;font-family:Consolas"> </span><span style="font-size:9.5pt;font-family:Consolas;color:blue">const</span><span style="font-size:9.5pt;font-family:Consolas">
<span style="color:blue">string</span> AMQPURI = <span style="color:#A31515">"amqp://127.0.0.1:5672/"</span>;<o:p></o:p></span></p>
<p class="MsoNormal" style="text-autospace:none"><span lang="EN-US" style="font-size:9.5pt;font-family:Consolas"><o:p> </o:p></span></p>
<p class="MsoNormal" style="text-autospace:none"><span lang="EN-US" style="font-size:9.5pt;font-family:Consolas">
<span style="color:#2B91AF">ConnectionFactory</span> factory = <span style="color:blue">
new</span> <span style="color:#2B91AF">ConnectionFactory</span> { Uri = AMQPURI };<o:p></o:p></span></p>
<p class="MsoNormal" style="text-autospace:none"><span lang="EN-US" style="font-size:9.5pt;font-family:Consolas"><o:p> </o:p></span></p>
<p class="MsoNormal" style="text-autospace:none"><span lang="EN-US" style="font-size:9.5pt;font-family:Consolas">
<span style="color:blue">using</span> (<span style="color:#2B91AF">IConnection</span> connection = factory.CreateConnection())<o:p></o:p></span></p>
<p class="MsoNormal" style="text-autospace:none"><span lang="EN-US" style="font-size:9.5pt;font-family:Consolas"> {<o:p></o:p></span></p>
<p class="MsoNormal" style="text-autospace:none"><span lang="EN-US" style="font-size:9.5pt;font-family:Consolas">
<span style="color:blue">using</span> (<span style="color:#2B91AF">IModel</span> channel = connection.CreateModel())<o:p></o:p></span></p>
<p class="MsoNormal" style="text-autospace:none"><span lang="EN-US" style="font-size:9.5pt;font-family:Consolas"> {<o:p></o:p></span></p>
<p class="MsoNormal" style="text-autospace:none"><span lang="EN-US" style="font-size:9.5pt;font-family:Consolas"> channel.ExchangeDeclare(EXCHANGE_NAME,
<span style="color:#2B91AF">ExchangeType</span>.Topic, <span style="color:blue">false</span>,
<span style="color:blue">true</span>, <span style="color:blue">null</span>);<o:p></o:p></span></p>
<p class="MsoNormal" style="text-autospace:none"><span lang="EN-US" style="font-size:9.5pt;font-family:Consolas"> channel.BasicReturn += (o, e) =><o:p></o:p></span></p>
<p class="MsoNormal" style="text-autospace:none"><span lang="EN-US" style="font-size:9.5pt;font-family:Consolas"> {<o:p></o:p></span></p>
<p class="MsoNormal" style="text-autospace:none"><span lang="EN-US" style="font-size:9.5pt;font-family:Consolas">
<span style="color:#2B91AF">Console</span>.WriteLine(<span style="color:#A31515">"Command was not received: "</span> + System.Text.<span style="color:#2B91AF">Encoding</span>.UTF8.GetString(e.Body) +
<span style="color:#A31515">" "</span> + e.ReplyText.ToString());<o:p></o:p></span></p>
<p class="MsoNormal" style="text-autospace:none"><span lang="EN-US" style="font-size:9.5pt;font-family:Consolas"> };<o:p></o:p></span></p>
<p class="MsoNormal" style="text-autospace:none"><span lang="EN-US" style="font-size:9.5pt;font-family:Consolas">
<span style="color:#2B91AF">IBasicProperties</span> bp = channel.CreateBasicProperties();<o:p></o:p></span></p>
<p class="MsoNormal" style="text-autospace:none"><span lang="EN-US" style="font-size:9.5pt;font-family:Consolas"> bp.ContentEncoding =
<span style="color:#A31515">"utf-8"</span>;<o:p></o:p></span></p>
<p class="MsoNormal" style="text-autospace:none"><span lang="EN-US" style="font-size:9.5pt;font-family:Consolas"> bp.Headers = headers;<o:p></o:p></span></p>
<p class="MsoNormal" style="text-autospace:none"><span lang="EN-US" style="font-size:9.5pt;font-family:Consolas"> channel.BasicPublish(EXCHANGE_NAME, routingKey,
<span style="color:blue">false</span>, <span style="color:blue">true</span>, bp, payload);<o:p></o:p></span></p>
<p class="MsoNormal" style="text-autospace:none"><span lang="EN-US" style="font-size:9.5pt;font-family:Consolas">
</span><span style="font-size:9.5pt;font-family:Consolas">}<o:p></o:p></span></p>
<p class="MsoNormal" style="text-autospace:none"><span style="font-size:9.5pt;font-family:Consolas"> }<o:p></o:p></span></p>
<p class="MsoNormal" style="text-autospace:none"><span style="font-size:9.5pt;font-family:Consolas"> }<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"><o:p> </o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">This used to work fine with 2.8.7 but not anymore. Has RabbitMQ server changed so much?<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"><o:p> </o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">Thanks,<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"><o:p> </o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">Bernhard<o:p></o:p></span></p>
<p class="MsoNormal"><o:p> </o:p></p>
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