/// <exception cref="System.IO.IOException"/>
protected internal virtual void LocalizeFiles(LocalizationProtocol nodemanager, CompletionService
<Path> cs, UserGroupInformation ugi)
{
while (true)
{
try
{
LocalizerStatus status = CreateStatus();
LocalizerHeartbeatResponse response = nodemanager.Heartbeat(status);
switch (response.GetLocalizerAction())
{
case LocalizerAction.Live:
{
IList <ResourceLocalizationSpec> newRsrcs = response.GetResourceSpecs();
foreach (ResourceLocalizationSpec newRsrc in newRsrcs)
{
if (!pendingResources.Contains(newRsrc.GetResource()))
{
pendingResources[newRsrc.GetResource()] = cs.Submit(Download(new Path(newRsrc.GetDestinationDirectory
().GetFile()), newRsrc.GetResource(), ugi));
}
}
break;
}
case LocalizerAction.Die:
{
// killall running localizations
foreach (Future <Path> pending in pendingResources.Values)
{
pending.Cancel(true);
}
status = CreateStatus();
// ignore response
try
{
nodemanager.Heartbeat(status);
}
catch (YarnException)
{
}
return;
}
}
cs.Poll(1000, TimeUnit.Milliseconds);
}
catch (Exception)
{
return;
}
catch (YarnException)
{
// TODO cleanup
return;
}
}
}
/// <exception cref="System.Exception"/>
public virtual void TestLocalizerHeartbeatResponseSerDe()
{
LocalizerHeartbeatResponse rsrcS = CreateLocalizerHeartbeatResponse();
NUnit.Framework.Assert.IsTrue(rsrcS is LocalizerHeartbeatResponsePBImpl);
LocalizerHeartbeatResponsePBImpl rsrcPb = (LocalizerHeartbeatResponsePBImpl)rsrcS;
DataOutputBuffer @out = new DataOutputBuffer();
rsrcPb.GetProto().WriteDelimitedTo(@out);
DataInputBuffer @in = new DataInputBuffer();
@in.Reset(@out.GetData(), 0, @out.GetLength());
YarnServerNodemanagerServiceProtos.LocalizerHeartbeatResponseProto rsrcPbD = YarnServerNodemanagerServiceProtos.LocalizerHeartbeatResponseProto
.ParseDelimitedFrom(@in);
NUnit.Framework.Assert.IsNotNull(rsrcPbD);
LocalizerHeartbeatResponse rsrcD = new LocalizerHeartbeatResponsePBImpl(rsrcPbD);
NUnit.Framework.Assert.AreEqual(rsrcS, rsrcD);
NUnit.Framework.Assert.AreEqual(CreateResource(), rsrcS.GetResourceSpecs()[0].GetResource
());
NUnit.Framework.Assert.AreEqual(CreateResource(), rsrcD.GetResourceSpecs()[0].GetResource
());
}