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Stopping sessions when handling stop requests (#627)

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* Dropping profiler session on stop request

* Changes to IXEventSession to simplify dropping sessions

* Stop sessions instead of dropping, disable flaky tests
This commit is contained in:
Madeline MacDonald
2018-06-05 13:48:55 -07:00
committed by GitHub
parent b41c19bd25
commit 35b19320d4
9 changed files with 235 additions and 161 deletions
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2
src/Microsoft.SqlTools.ServiceLayer/Profiler/IProfilerSessionMonitor.cs
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@@ -27,6 +27,6 @@ namespace Microsoft.SqlTools.ServiceLayer.Profiler
/// <summary>
/// Stops monitoring a profiler session
/// </summary>
bool StopMonitoringSession(string sessionId);
bool StopMonitoringSession(string sessionId, out ProfilerSession session);
}
}

5
src/Microsoft.SqlTools.ServiceLayer/Profiler/IXEventSession.cs
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@@ -14,5 +14,10 @@ namespace Microsoft.SqlTools.ServiceLayer.Profiler
/// Reads XEvent XML from the default session target
/// </summary>
string GetTargetXml();
/// <summary>
/// Stops XEvent session
/// </summary>
void Stop();
}
}

5
src/Microsoft.SqlTools.ServiceLayer/Profiler/ProfilerService.cs
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@@ -154,7 +154,10 @@ namespace Microsoft.SqlTools.ServiceLayer.Profiler
{
try
{
monitor.StopMonitoringSession(parameters.OwnerUri);
ProfilerSession session;
monitor.StopMonitoringSession(parameters.OwnerUri, out session);
session.XEventSession.Stop();
await requestContext.SendResult(new StopProfilingResult
{
Succeeded = true

4
src/Microsoft.SqlTools.ServiceLayer/Profiler/ProfilerSessionMonitor.cs
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@@ -72,17 +72,17 @@ namespace Microsoft.SqlTools.ServiceLayer.Profiler
/// <summary>
/// Stop monitoring the session specified by the sessionId
/// </summary>
public bool StopMonitoringSession(string sessionId)
public bool StopMonitoringSession(string sessionId, out ProfilerSession session)
{
lock (this.sessionsLock)
{
if (this.monitoredSessions.ContainsKey(sessionId))
{
ProfilerSession session;
return this.monitoredSessions.Remove(sessionId, out session);
}
else
{
session = null;
return false;
}
}

5
src/Microsoft.SqlTools.ServiceLayer/Profiler/XEventSession.cs
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@@ -14,6 +14,11 @@ namespace Microsoft.SqlTools.ServiceLayer.Profiler
{
public Session Session { get; set; }
public void Stop()
{
this.Session.Stop();
}
public string GetTargetXml()
{
if (this.Session == null)

3
test/Microsoft.SqlTools.ServiceLayer.IntegrationTests/Agent/AgentAlertTests.cs
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@@ -52,7 +52,8 @@ namespace Microsoft.SqlTools.ServiceLayer.IntegrationTests.Agent
/// <summary>
/// Verify the default "create agent alert" request handler with valid parameters
/// </summary>
[Fact]
// TODO: Fix flaky test. See https://github.com/Microsoft/sqltoolsservice/issues/630
// [Fact]
public async Task TestHandleCreateAgentAlertsRequest()
{
using (SelfCleaningTempFile queryTempFile = new SelfCleaningTempFile())

3
test/Microsoft.SqlTools.ServiceLayer.IntegrationTests/Scripting/ScriptingServiceTests.cs
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@@ -167,7 +167,8 @@ namespace Microsoft.SqlTools.ServiceLayer.IntegrationTests.Scripting
await VerifyScriptAsForMultipleObjects(query, scriptingObjects, scriptCreateDrop, expectedScripts);
}
[Fact]
// TODO: Fix flaky test. See https://github.com/Microsoft/sqltoolsservice/issues/631
// [Fact]
public async void VerifyScriptAsExecuteStoredProcedure()
{
string query = @"CREATE PROCEDURE testSp1

57
test/Microsoft.SqlTools.ServiceLayer.UnitTests/Profiler/ProfilerServiceTests.cs
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@@ -65,5 +65,62 @@ namespace Microsoft.SqlTools.ServiceLayer.UnitTests.Profiler
Assert.Equal(sessionListener.PreviousSessionId, sessionId);
Assert.Equal(sessionListener.PreviousEvents.Count, 1);
}
/// <summary>
/// Test stopping a session and receiving event callback
/// </summary>
/// <returns></returns>
[Fact]
public async Task TestStopProfilingRequest()
{
bool success = false;
bool stopped = false;
string testUri = "test_session";
// capture stopping results
var requestContext = new Mock<RequestContext<StopProfilingResult>>();
requestContext.Setup(rc => rc.SendResult(It.IsAny<StopProfilingResult>()))
.Returns<StopProfilingResult>((result) =>
{
success = result.Succeeded;
return Task.FromResult(0);
});
// capture if session was dropped
var mockSession = new Mock<IXEventSession>();
mockSession.Setup(p => p.Stop()).Callback(() =>
{
stopped = true;
});
var sessionListener = new TestSessionListener();
var profilerService = new ProfilerService();
profilerService.SessionMonitor.AddSessionListener(sessionListener);
profilerService.ConnectionServiceInstance = TestObjects.GetTestConnectionService();
ConnectionInfo connectionInfo = TestObjects.GetTestConnectionInfo();
profilerService.ConnectionServiceInstance.OwnerToConnectionMap.Add(testUri, connectionInfo);
profilerService.XEventSessionFactory = new TestXEventSessionFactory();
var requestParams = new StopProfilingParams();
requestParams.OwnerUri = testUri;
ProfilerSession session = new ProfilerSession();
session.XEventSession = mockSession.Object;
session.SessionId = testUri;
profilerService.SessionMonitor.StartMonitoringSession(session);
await profilerService.HandleStopProfilingRequest(requestParams, requestContext.Object);
requestContext.VerifyAll();
// check that session was succesfully stopped and drop was called
Assert.True(success);
Assert.True(stopped);
// should not be able to remove the session, it should already be gone
ProfilerSession ps;
Assert.False(profilerService.SessionMonitor.StopMonitoringSession(testUri, out ps));
}
}
}

2
test/Microsoft.SqlTools.ServiceLayer.UnitTests/Profiler/ProfilerTestObjects.cs
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@@ -192,6 +192,8 @@ namespace Microsoft.SqlTools.ServiceLayer.UnitTests.Profiler
{
return testXEventXml;
}
public void Stop(){}
}
public class TestXEventSessionFactory : IXEventSessionFactory