ashvina commented on a change in pull request #1446: YARN-9834. Allow using a
pool of local users to run Yarn Secure Conta…
URL: https://github.com/apache/hadoop/pull/1446#discussion_r325337854
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File path:
hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-nodemanager/src/main/java/org/apache/hadoop/yarn/server/nodemanager/containermanager/localizer/ResourceLocalizationService.java
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@@ -212,6 +213,15 @@ public ResourceLocalizationService(Dispatcher dispatcher,
this.delService = delService;
this.dirsHandler = dirsHandler;
+ this.disablePrivateVis = UserGroupInformation.isSecurityEnabled() &&
+ context.getConf().getBoolean(
+ YarnConfiguration.NM_SECURE_MODE_USE_POOL_USER,
+ YarnConfiguration.DEFAULT_NM_SECURE_MODE_USE_POOL_USER);
+ if (this.disablePrivateVis) {
+ LOG.info("When " + YarnConfiguration.NM_SECURE_MODE_USE_POOL_USER +
Review comment:
All resources can either be `public` or `application`. It seems this
constraint is added since a `local-user` may get assigned to different
`real-users`. Can you comment on the cases where a real user application may
require `private` resources and `local-user-pooling` is enabled?
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