Java Container.getUser方法代码示例

import org.apache.hadoop.yarn.server.nodemanager.containermanager.container.Container; //导入方法依赖的package包/类
/**
 * For each of the requested resources for a container, determines the
 * appropriate {@link LocalResourcesTracker} and forwards a 
 * {@link LocalResourceRequest} to that tracker.
 */
private void handleInitContainerResources(
    ContainerLocalizationRequestEvent rsrcReqs) {
  Container c = rsrcReqs.getContainer();
  // create a loading cache for the file statuses
  LoadingCache<Path,Future<FileStatus>> statCache =
      CacheBuilder.newBuilder().build(FSDownload.createStatusCacheLoader(getConfig()));
  LocalizerContext ctxt = new LocalizerContext(
      c.getUser(), c.getContainerId(), c.getCredentials(), statCache);
  Map<LocalResourceVisibility, Collection<LocalResourceRequest>> rsrcs =
    rsrcReqs.getRequestedResources();
  for (Map.Entry<LocalResourceVisibility, Collection<LocalResourceRequest>> e :
       rsrcs.entrySet()) {
    LocalResourcesTracker tracker =
        getLocalResourcesTracker(e.getKey(), c.getUser(),
            c.getContainerId().getApplicationAttemptId()
                .getApplicationId());
    for (LocalResourceRequest req : e.getValue()) {
      tracker.handle(new ResourceRequestEvent(req, e.getKey(), ctxt));
    }
  }
}
 

import org.apache.hadoop.yarn.server.nodemanager.containermanager.container.Container; //导入方法依赖的package包/类
public ContainerInfo(final Context nmContext, final Container container,
     String requestUri, String pathPrefix) {

  this.id = container.getContainerId().toString();
  this.nodeId = nmContext.getNodeId().toString();
  ContainerStatus containerData = container.cloneAndGetContainerStatus();
  this.exitCode = containerData.getExitStatus();
  this.exitStatus =
      (this.exitCode == ContainerExitStatus.INVALID) ?
          "N/A" : String.valueOf(exitCode);
  this.state = container.getContainerState().toString();
  this.diagnostics = containerData.getDiagnostics();
  if (this.diagnostics == null || this.diagnostics.isEmpty()) {
    this.diagnostics = "";
  }

  this.user = container.getUser();
  Resource res = container.getResource();
  if (res != null) {
    this.totalMemoryNeededMB = res.getMemory();
    this.totalVCoresNeeded = res.getVirtualCores();
  }
  this.containerLogsShortLink = ujoin("containerlogs", this.id,
      container.getUser());

  if (requestUri == null) {
    requestUri = "";
  }
  if (pathPrefix == null) {
    pathPrefix = "";
  }
  this.containerLogsLink = join(requestUri, pathPrefix,
      this.containerLogsShortLink);
}
 

import org.apache.hadoop.yarn.server.nodemanager.containermanager.container.Container; //导入方法依赖的package包/类
@SuppressWarnings("unchecked")
private void handleCleanupContainerResources(
    ContainerLocalizationCleanupEvent rsrcCleanup) {
  Container c = rsrcCleanup.getContainer();
  Map<LocalResourceVisibility, Collection<LocalResourceRequest>> rsrcs =
    rsrcCleanup.getResources();
  for (Map.Entry<LocalResourceVisibility, Collection<LocalResourceRequest>> e :
       rsrcs.entrySet()) {
    LocalResourcesTracker tracker = getLocalResourcesTracker(e.getKey(), c.getUser(), 
        c.getContainerId().getApplicationAttemptId()
        .getApplicationId());
    for (LocalResourceRequest req : e.getValue()) {
      tracker.handle(new ResourceReleaseEvent(req,
          c.getContainerId()));
    }
  }
  String locId = ConverterUtils.toString(c.getContainerId());
  localizerTracker.cleanupPrivLocalizers(locId);
  
  // Delete the container directories
  String userName = c.getUser();
  String containerIDStr = c.toString();
  String appIDStr = ConverterUtils.toString(
      c.getContainerId().getApplicationAttemptId().getApplicationId());
  
  // Try deleting from good local dirs and full local dirs because a dir might
  // have gone bad while the app was running(disk full). In addition
  // a dir might have become good while the app was running.
  // Check if the container dir exists and if it does, try to delete it

  for (String localDir : dirsHandler.getLocalDirsForCleanup()) {
    // Delete the user-owned container-dir
    Path usersdir = new Path(localDir, ContainerLocalizer.USERCACHE);
    Path userdir = new Path(usersdir, userName);
    Path allAppsdir = new Path(userdir, ContainerLocalizer.APPCACHE);
    Path appDir = new Path(allAppsdir, appIDStr);
    Path containerDir = new Path(appDir, containerIDStr);
    submitDirForDeletion(userName, containerDir);

    // Delete the nmPrivate container-dir

    Path sysDir = new Path(localDir, NM_PRIVATE_DIR);
    Path appSysDir = new Path(sysDir, appIDStr);
    Path containerSysDir = new Path(appSysDir, containerIDStr);
    submitDirForDeletion(null, containerSysDir);
  }

  dispatcher.getEventHandler().handle(
      new ContainerEvent(c.getContainerId(),
          ContainerEventType.CONTAINER_RESOURCES_CLEANEDUP));
}