[MESOS-7742] Race conditions in IOSwitchboard: listening on unix socket and premature closing of the connection.

• Type: Bug
• Status: Resolved
• Priority: Major
• Resolution: Fixed
• Affects Version/s: 1.5.0
• Fix Version/s: 1.5.1, 1.6.0
• Component/s: agent
• Labels: flaky-test mesosphere-oncall
• Sprint: Mesosphere Sprint 58, Mesosphere Sprint 72, Mesosphere Sprint 73
• Story Points: 5
• Assignee: Andrei Budnik
• Reporter: Vinod Kone
• Shepherd: Alex R
• Created: 29/Jun/17 17:50
• Updated: 05/Feb/18 19:09
• Resolved: 25/Jan/18 00:41

Description

Observed this on ASF CI and internal Mesosphere CI. Affected tests:

AgentAPIStreamingTest.AttachInputToNestedContainerSession
AgentAPITest.LaunchNestedContainerSession
AgentAPITest.AttachContainerInputAuthorization/0
AgentAPITest.LaunchNestedContainerSessionWithTTY/0
AgentAPITest.LaunchNestedContainerSessionDisconnected/1

This issue comes at least in three different flavours. Take AgentAPIStreamingTest.AttachInputToNestedContainerSession as an example.

Flavour 1

../../src/tests/api_tests.cpp:6473
Value of: (response).get().status
  Actual: "503 Service Unavailable"
Expected: http::OK().status
Which is: "200 OK"
    Body: ""

Flavour 2

../../src/tests/api_tests.cpp:6473
Value of: (response).get().status
  Actual: "500 Internal Server Error"
Expected: http::OK().status
Which is: "200 OK"
    Body: "Disconnected"

Flavour 3

/home/ubuntu/workspace/mesos/Mesos_CI-build/FLAG/CMake/label/mesos-ec2-ubuntu-16.04/mesos/src/tests/api_tests.cpp:6367
Value of: (sessionResponse).get().status
  Actual: "500 Internal Server Error"
Expected: http::OK().status
Which is: "200 OK"
    Body: ""

Issue Links

• incorporates: MESOS-8545 AgentAPIStreamingTest.AttachInputToNestedContainerSession is flaky.
• is duplicated by: MESOS-7159 AgentAPIStreamingTest.AttachInputToNestedContainerSession is flaky
• is duplicated by: MESOS-8259 IOSwitchboardTest.ContainerAttach is flaky.
• is related to: MESOS-7159 AgentAPIStreamingTest.AttachInputToNestedContainerSession is flaky