private bool IsNodeUsableByQueue(ICollection <string> nodeLabels, RMNodeLabelsManager.Queue
q)
{
// node without any labels can be accessed by any queue
if (nodeLabels == null || nodeLabels.IsEmpty() || (nodeLabels.Count == 1 && nodeLabels
.Contains(NoLabel)))
{
return(true);
}
foreach (string label in nodeLabels)
{
if (q.acccessibleNodeLabels.Contains(label))
{
return(true);
}
}
return(false);
}
public virtual void ReinitializeQueueLabels(IDictionary <string, ICollection <string
> > queueToLabels)
{
try
{
writeLock.Lock();
// clear before set
this.queueCollections.Clear();
foreach (KeyValuePair <string, ICollection <string> > entry in queueToLabels)
{
string queue = entry.Key;
RMNodeLabelsManager.Queue q = new RMNodeLabelsManager.Queue();
this.queueCollections[queue] = q;
ICollection <string> labels = entry.Value;
if (labels.Contains(Any))
{
continue;
}
Sharpen.Collections.AddAll(q.acccessibleNodeLabels, labels);
foreach (CommonNodeLabelsManager.Host host in nodeCollections.Values)
{
foreach (KeyValuePair <NodeId, CommonNodeLabelsManager.Node> nentry in host.nms)
{
NodeId nodeId = nentry.Key;
CommonNodeLabelsManager.Node nm = nentry.Value;
if (nm.running && IsNodeUsableByQueue(GetLabelsByNode(nodeId), q))
{
Resources.AddTo(q.resource, nm.resource);
}
}
}
}
}
finally
{
writeLock.Unlock();
}
}
public virtual Org.Apache.Hadoop.Yarn.Api.Records.Resource GetQueueResource(string
queueName, ICollection <string> queueLabels, Org.Apache.Hadoop.Yarn.Api.Records.Resource
clusterResource)
{
try
{
readLock.Lock();
if (queueLabels.Contains(Any))
{
return(clusterResource);
}
RMNodeLabelsManager.Queue q = queueCollections[queueName];
if (null == q)
{
return(Resources.None());
}
return(q.resource);
}
finally
{
readLock.Unlock();
}
}