public class RouterPolicyFacade extends Object
Constructor and Description |
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RouterPolicyFacade(org.apache.hadoop.conf.Configuration conf,
FederationStateStoreFacade facade,
SubClusterResolver resolver,
SubClusterId homeSubcluster) |
Modifier and Type | Method and Description |
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SubClusterId |
getHomeSubcluster(org.apache.hadoop.yarn.api.records.ApplicationSubmissionContext appSubmissionContext,
List<SubClusterId> blackListSubClusters)
This method provides a wrapper of all policy functionalities for routing .
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void |
reset()
This method flushes all cached configurations and policies.
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public RouterPolicyFacade(org.apache.hadoop.conf.Configuration conf, FederationStateStoreFacade facade, SubClusterResolver resolver, SubClusterId homeSubcluster) throws FederationPolicyInitializationException
public SubClusterId getHomeSubcluster(org.apache.hadoop.yarn.api.records.ApplicationSubmissionContext appSubmissionContext, List<SubClusterId> blackListSubClusters) throws org.apache.hadoop.yarn.exceptions.YarnException
appSubmissionContext
- the ApplicationSubmissionContext
that
has to be routed to an appropriate subCluster for execution.blackListSubClusters
- the list of subClusters as identified by
SubClusterId
to blackList from the selection of the home
subCluster.SubClusterId
that will be the "home" for this
application.org.apache.hadoop.yarn.exceptions.YarnException
- if there are issues initializing policies, or no
valid sub-cluster id could be found for this app.public void reset()
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