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https://issues.apache.org/jira/browse/DRILL-5365?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16543467#comment-16543467
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ASF GitHub Bot commented on DRILL-5365:
---------------------------------------
vdiravka commented on a change in pull request #1296: DRILL-5365: Prevent
plugin config from changing default fs. Make DrillFileSystem Immutable.
URL: https://github.com/apache/drill/pull/1296#discussion_r202418392
##########
File path:
exec/java-exec/src/main/java/org/apache/drill/exec/store/dfs/DrillFileSystem.java
##########
@@ -83,28 +87,63 @@
private final OperatorStats operatorStats;
private final CompressionCodecFactory codecFactory;
+ private boolean initialized = false;
+
public DrillFileSystem(Configuration fsConf) throws IOException {
this(fsConf, null);
}
public DrillFileSystem(Configuration fsConf, OperatorStats operatorStats)
throws IOException {
+ Preconditions.checkNotNull(fsConf);
+
+ // Configuration objects are mutable, and the underlying FileSystem object
may directly use a passed in Configuration.
+ // In order to avoid scenarios where a Configuration can change after a
DrillFileSystem is created, we make a copy
+ // of the Configuration.
+ fsConf = new Configuration(fsConf);
this.underlyingFs = FileSystem.get(fsConf);
Review comment:
Agree. Just leave TODO here with a note and number of Jira
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> FileNotFoundException when reading a parquet file
> -------------------------------------------------
>
> Key: DRILL-5365
> URL: https://issues.apache.org/jira/browse/DRILL-5365
> Project: Apache Drill
> Issue Type: Bug
> Components: Storage - Hive
> Affects Versions: 1.10.0
> Reporter: Chun Chang
> Assignee: Timothy Farkas
> Priority: Major
> Fix For: 1.14.0
>
>
> The parquet file is generated through the following CTAS.
> To reproduce the issue: 1) two or more nodes cluster; 2) enable
> impersonation; 3) set "fs.default.name": "file:///" in hive storage plugin;
> 4) restart drillbits; 5) as a regular user, on node A, drop the table/file;
> 6) ctas from a large enough hive table as source to recreate the table/file;
> 7) query the table from node A should work; 8) query from node B as same user
> should reproduce the issue.
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