Create an azure pipeline agent on linux

Question

I wanted to create an Azure Pipeline Agent on a linux machine, but I met such error -

Error reported in diagnostic logs. Please examine the log for more details.

• /scratch/agent/_diag/Agent_20220315-095325-utc.log
  The SSL connection could not be established, see inner exception.
  Failed to connect. Try again or ctrl-c to quit

I checked inner exception and saw this -

[HttpRequestHeaders]
X-TFS-Session: 97dd8bb0-8f5d-40d0-b308-d7c35e51b896
X-VSS-E2EID: 2810d892-818d-46a8-95b5-39f4d253a71d
User-Agent: VSServices/16.199.32223.0, (NetStandard; Linux 3.12.49-11-default #1 SMP Wed Nov 11 20:52:43 UTC 2015 [8d714a0]), VstsAgentCore-linux-x64/2.200.2, (Linux 3.12.49-11-default #1 SMP Wed Nov 11 20:52:43 UTC 2015 (8d714a0))
[Certificate]
Effective date: 11/10/2021 00:14:27
Expiration date: 11/10/2022 00:14:27
Issuer: CN=Microsoft RSA TLS CA 02, O=Microsoft Corporation, C=US
Subject: CN=dev.azure.com

[2022-03-15 02:49:22Z ERR VisualStudioServices] GET request to https://dev.azure.com/hexagonmi/\_apis/connectionData?connectOptions=1&lastChangeId=-1&lastChangeId64=-1 failed. System.Net.Http.HttpRequestException: The SSL connection could not be established, see inner exception.
---> System.Security.Authentication.AuthenticationException: The remote certificate is invalid according to the validation procedure.
at System.Net.Security.SslStream.StartSendAuthResetSignal(ProtocolToken message, AsyncProtocolRequest asyncRequest, ExceptionDispatchInfo exception)
at System.Net.Security.SslStream.CheckCompletionBeforeNextReceive(ProtocolToken message, AsyncProtocolRequest asyncRequest)
at System.Net.Security.SslStream.StartSendBlob(Byte[] incoming, Int32 count, AsyncProtocolRequest asyncRequest)
at System.Net.Security.SslStream.ProcessReceivedBlob(Byte[] buffer, Int32 count, AsyncProtocolRequest asyncRequest)
at System.Net.Security.SslStream.StartReadFrame(Byte[] buffer, Int32 readBytes, AsyncProtocolRequest asyncRequest)
at System.Net.Security.SslStream.StartReceiveBlob(Byte[] buffer, AsyncProtocolRequest asyncRequest)
at System.Net.Security.SslStream.CheckCompletionBeforeNextReceive(ProtocolToken message, AsyncProtocolRequest asyncRequest)
at System.Net.Security.SslStream.StartSendBlob(Byte[] incoming, Int32 count, AsyncProtocolRequest asyncRequest)
at System.Net.Security.SslStream.ProcessReceivedBlob(Byte[] buffer, Int32 count, AsyncProtocolRequest asyncRequest)
at System.Net.Security.SslStream.StartReadFrame(Byte[] buffer, Int32 readBytes, AsyncProtocolRequest asyncRequest)
at System.Net.Security.SslStream.PartialFrameCallback(AsyncProtocolRequest asyncRequest)
--- End of stack trace from previous location where exception was thrown ---

Answer 1

@GE Xiang Welcome to Microsoft Q & A Community Forum. Devops is not currently supported here on Microsoft QnA. The Community Members and Engineers are actively answering questions in dedicated forums suggested here. Hope this helps.