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https://issues.apache.org/jira/browse/TEZ-4413?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]
Ayush Saxena resolved TEZ-4413.
-------------------------------
Fix Version/s: 0.10.5
Resolution: Fixed
> Fix permission may not be set after crash
> -----------------------------------------
>
> Key: TEZ-4413
> URL: https://issues.apache.org/jira/browse/TEZ-4413
> Project: Apache Tez
> Issue Type: Bug
> Reporter: lujie
> Assignee: Ayush Saxena
> Priority: Major
> Fix For: 0.10.5
>
> Time Spent: 1h 50m
> Remaining Estimate: 0h
>
> the code in createDirIfNotExists:
>
>
> {code:java}
> private void createDirIfNotExists(Path path) throws IOException {
> FileSystem fileSystem = path.getFileSystem(conf);
> try {
> if (!fileSystem.exists(path)) {
> fileSystem.mkdirs(path);
> fileSystem.setPermission(path, DIR_PERMISSION);
> }
> } catch (IOException e) {
> // Ignore this exception, if there is a problem it'll fail when trying
> to read or write.
> LOG.warn("Error while trying to set permission: ", e);
> }
> }{code}
>
> but if the node crash between mkdirs and setPermission, the permisson will
> not be set forever even reboot.
>
> So how about change the code like
>
>
> {code:java}
> private void createDirIfNotExists(Path path) throws IOException {
> FileSystem fileSystem = path.getFileSystem(conf);
> try {
> if (!fileSystem.exists(path)) {
> fileSystem.mkdirs(path);
>
> }
> fileSystem.setPermission(path, DIR_PERMISSION);
> } catch (IOException e) {
> // Ignore this exception, if there is a problem it'll fail when trying
> to read or write.
> LOG.warn("Error while trying to set permission: ", e);
> }
> } {code}
>
>
>
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