/// <summary>Finds the log file with the given filename for the given container.</summary>
/// <exception cref="Org.Apache.Hadoop.Yarn.Exceptions.YarnException"/>
public static FilePath GetContainerLogFile(ContainerId containerId, string fileName
, string remoteUser, Context context)
{
Org.Apache.Hadoop.Yarn.Server.Nodemanager.Containermanager.Container.Container container
= context.GetContainers()[containerId];
Org.Apache.Hadoop.Yarn.Server.Nodemanager.Containermanager.Application.Application
application = GetApplicationForContainer(containerId, context);
CheckAccess(remoteUser, application, context);
if (container != null)
{
CheckState(container.GetContainerState());
}
try
{
LocalDirsHandlerService dirsHandler = context.GetLocalDirsHandler();
string relativeContainerLogDir = ContainerLaunch.GetRelativeContainerLogDir(application
.GetAppId().ToString(), containerId.ToString());
Path logPath = dirsHandler.GetLogPathToRead(relativeContainerLogDir + Path.Separator
+ fileName);
URI logPathURI = new FilePath(logPath.ToString()).ToURI();
FilePath logFile = new FilePath(logPathURI.GetPath());
return(logFile);
}
catch (IOException e)
{
Log.Warn("Failed to find log file", e);
throw new NotFoundException("Cannot find this log on the local disk.");
}
}
public virtual void TestLogFileWithDriveLetter()
{
ContainerImpl container = Org.Mockito.Mockito.Mock <ContainerImpl>();
ApplicationIdPBImpl appId = Org.Mockito.Mockito.Mock <ApplicationIdPBImpl>();
Org.Mockito.Mockito.When(appId.ToString()).ThenReturn("appId");
Org.Apache.Hadoop.Yarn.Server.Nodemanager.Containermanager.Application.Application
app = Org.Mockito.Mockito.Mock <Org.Apache.Hadoop.Yarn.Server.Nodemanager.Containermanager.Application.Application
>();
Org.Mockito.Mockito.When(app.GetAppId()).ThenReturn(appId);
ApplicationAttemptIdPBImpl appAttemptId = Org.Mockito.Mockito.Mock <ApplicationAttemptIdPBImpl
>();
Org.Mockito.Mockito.When(appAttemptId.GetApplicationId()).ThenReturn(appId);
ConcurrentMap <ApplicationId, Org.Apache.Hadoop.Yarn.Server.Nodemanager.Containermanager.Application.Application
> applications = new ConcurrentHashMap <ApplicationId, Org.Apache.Hadoop.Yarn.Server.Nodemanager.Containermanager.Application.Application
>();
applications[appId] = app;
ContainerId containerId = Org.Mockito.Mockito.Mock <ContainerIdPBImpl>();
Org.Mockito.Mockito.When(containerId.ToString()).ThenReturn("containerId");
Org.Mockito.Mockito.When(containerId.GetApplicationAttemptId()).ThenReturn(appAttemptId
);
ConcurrentMap <ContainerId, Org.Apache.Hadoop.Yarn.Server.Nodemanager.Containermanager.Container.Container
> containers = new ConcurrentHashMap <ContainerId, Org.Apache.Hadoop.Yarn.Server.Nodemanager.Containermanager.Container.Container
>();
containers[containerId] = container;
LocalDirsHandlerService localDirs = Org.Mockito.Mockito.Mock <LocalDirsHandlerService
>();
Org.Mockito.Mockito.When(localDirs.GetLogPathToRead("appId" + Path.Separator + "containerId"
+ Path.Separator + "fileName")).ThenReturn(new Path("F:/nmlogs/appId/containerId/fileName"
));
NodeManager.NMContext context = Org.Mockito.Mockito.Mock <NodeManager.NMContext>();
Org.Mockito.Mockito.When(context.GetLocalDirsHandler()).ThenReturn(localDirs);
Org.Mockito.Mockito.When(context.GetApplications()).ThenReturn(applications);
Org.Mockito.Mockito.When(context.GetContainers()).ThenReturn(containers);
FilePath logFile = ContainerLogsUtils.GetContainerLogFile(containerId, "fileName"
, null, context);
NUnit.Framework.Assert.IsTrue("logFile lost drive letter " + logFile, logFile.ToString
().IndexOf("F:" + FilePath.separator + "nmlogs") > -1);
}
