> On Sept. 28, 2018, 4:56 p.m., Sergio Pena wrote: > > sentry-hdfs/sentry-hdfs-service/src/main/java/org/apache/sentry/hdfs/SentryPlugin.java > > Lines 136-137 (patched) > > <https://reviews.apache.org/r/68547/diff/6/?file=2092473#file2092473line136> > > > > Why is the cache needed to be instantiated and passed as aparameter > > instead of instatiating the cache inside the PathImageRetriever and > > PermImageRetriever instead? > > > > A retriever returns the paths, but if they're cache, then it returns > > the ones from the cache.
Sergio we haev 2 path classes PathImageRetriever, PathDeltaRetriever. Even though we need cache to be in PathImageRetriever, we need the cache to be visible to PathDeltaRetriever so it can be invalidated. - Arjun ----------------------------------------------------------- This is an automatically generated e-mail. To reply, visit: https://reviews.apache.org/r/68547/#review209098 ----------------------------------------------------------- On Sept. 27, 2018, 10:29 p.m., Arjun Mishra wrote: > > ----------------------------------------------------------- > This is an automatically generated e-mail. To reply, visit: > https://reviews.apache.org/r/68547/ > ----------------------------------------------------------- > > (Updated Sept. 27, 2018, 10:29 p.m.) > > > Review request for sentry, kalyan kumar kalvagadda, Na Li, and Sergio Pena. > > > Bugs: SENTRY-2370 > https://issues.apache.org/jira/browse/SENTRY-2370 > > > Repository: sentry > > > Description > ------- > > When NN requests path updates from sentry and if it exceeds the time > threshold, on consecutive attempts sentry will attempt to fetch the full > update from scratch. Instead it should cache it and update the cache before > sending it to NN > > > Diffs > ----- > > > sentry-hdfs/sentry-hdfs-common/src/main/java/org/apache/sentry/hdfs/ImageCache.java > PRE-CREATION > > sentry-hdfs/sentry-hdfs-common/src/main/java/org/apache/sentry/hdfs/ServiceConstants.java > 2d21411e2 > > sentry-hdfs/sentry-hdfs-service/src/main/java/org/apache/sentry/hdfs/DBUpdateForwarder.java > 08b16a4df > > sentry-hdfs/sentry-hdfs-service/src/main/java/org/apache/sentry/hdfs/PathsUpdateImageCache.java > PRE-CREATION > > sentry-hdfs/sentry-hdfs-service/src/main/java/org/apache/sentry/hdfs/PermissionsUpdateImageCache.java > PRE-CREATION > > sentry-hdfs/sentry-hdfs-service/src/main/java/org/apache/sentry/hdfs/SentryPlugin.java > b8f5ce7db > > sentry-hdfs/sentry-hdfs-service/src/test/java/org/apache/sentry/hdfs/TestDBUpdateForwarder.java > f86ce6f83 > > > Diff: https://reviews.apache.org/r/68547/diff/6/ > > > Testing > ------- > > > Thanks, > > Arjun Mishra > >
