[HADOOP-10678] SecurityUtil has unnecessary synchronization on collection used for only tests - ASF JIRA

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Details

Type: Bug
Status: Closed
Priority: Minor
Resolution: Fixed
Affects Version/s: 2.4.0, 3.0.0-alpha1
Fix Version/s: 2.5.0
Component/s: security
Labels:
None

Target Version/s:

2.5.0
Hadoop Flags:

Reviewed

Description

The function SecurityUtil.getKerberosInfo() is a function used during authentication and authorization.

It has two synchronized blocks and one of them is on testProviders. This is an unnecessary lock given that the testProviders is empty in real scenario.

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HADOOP-10678.patch
12/Jun/14 23:05
2 kB
Benoy Antony
HADOOP-10678.patch
10/Jun/14 18:50
1 kB
Benoy Antony

Issue Links

relates to

MAPREDUCE-2746 [MR-279] [Security] Yarn servers can't communicate with each other with hadoop.security.authorization set to true

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Assignee:: Benoy Antony

Reporter:: Benoy Antony

Votes:: 0 Vote for this issue

Watchers:: 3 Start watching this issue

Dates

Created:: 10/Jun/14 18:48

Updated:: 12/May/16 18:22

Resolved:: 13/Jun/14 16:53