[ https://issues.apache.org/jira/browse/HDFS-12485?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Wei-Chiu Chuang updated HDFS-12485: ----------------------------------- Resolution: Fixed Hadoop Flags: Reviewed Fix Version/s: 3.0.0 2.8.3 2.9.0 Status: Resolved (was: Patch Available) Committed the patch to trunk (3.0.0), branch-2 (2.9.0) and branch-2.8 (2.8.3) Thanks [~xyao] and [~shahrs87] for reviewing the patch! > expunge may fail to remove trash from encryption zone > ----------------------------------------------------- > > Key: HDFS-12485 > URL: https://issues.apache.org/jira/browse/HDFS-12485 > Project: Hadoop HDFS > Issue Type: Bug > Affects Versions: 2.8.0, 3.0.0-alpha1 > Reporter: Wei-Chiu Chuang > Assignee: Wei-Chiu Chuang > Fix For: 2.9.0, 2.8.3, 3.0.0 > > Attachments: HDFS-12485.001.patch > > > This is related to HDFS-12484, but turns out that even if I have super user > permission, -expunge may not remove trash either. > If I log into Linux as root, and then login as the superuser h...@example.com > {noformat} > [root@nightly511-1 ~]# hdfs dfs -rm /scale/b > 17/09/18 15:21:32 INFO fs.TrashPolicyDefault: Moved: 'hdfs://ns1/scale/b' to > trash at: hdfs://ns1/scale/.Trash/hdfs/Current/scale/b > [root@nightly511-1 ~]# hdfs dfs -expunge > 17/09/18 15:21:59 INFO fs.TrashPolicyDefault: > TrashPolicyDefault#deleteCheckpoint for trashRoot: hdfs://ns1/user/hdfs/.Trash > 17/09/18 15:21:59 INFO fs.TrashPolicyDefault: > TrashPolicyDefault#deleteCheckpoint for trashRoot: hdfs://ns1/user/hdfs/.Trash > 17/09/18 15:21:59 INFO fs.TrashPolicyDefault: Deleted trash checkpoint: > /user/hdfs/.Trash/170918143916 > 17/09/18 15:21:59 INFO fs.TrashPolicyDefault: > TrashPolicyDefault#createCheckpoint for trashRoot: hdfs://ns1/user/hdfs/.Trash > [root@nightly511-1 ~]# hdfs dfs -ls > hdfs://ns1/scale/.Trash/hdfs/Current/scale/b > -rw-r--r-- 3 hdfs systest 0 2017-09-18 15:21 > hdfs://ns1/scale/.Trash/hdfs/Current/scale/b > {noformat} > expunge does not remove trash under /scale, because it does not know I am > 'hdfs' user. > {code:title=DistributedFileSystem#getTrashRoots} > Path ezTrashRoot = new Path(it.next().getPath(), > FileSystem.TRASH_PREFIX); > if (!exists(ezTrashRoot)) { > continue; > } > if (allUsers) { > for (FileStatus candidate : listStatus(ezTrashRoot)) { > if (exists(candidate.getPath())) { > ret.add(candidate); > } > } > } else { > Path userTrash = new Path(ezTrashRoot, System.getProperty( > "user.name")); --> bug > try { > ret.add(getFileStatus(userTrash)); > } catch (FileNotFoundException ignored) { > } > } > {code} > It should use UGI for user name, rather than system login user name. -- This message was sent by Atlassian JIRA (v6.4.14#64029) --------------------------------------------------------------------- To unsubscribe, e-mail: hdfs-issues-unsubscr...@hadoop.apache.org For additional commands, e-mail: hdfs-issues-h...@hadoop.apache.org