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https://issues.apache.org/jira/browse/YARN-11738?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17900222#comment-17900222
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ASF GitHub Bot commented on YARN-11738:
---------------------------------------
szetszwo commented on code in PR #7144:
URL: https://github.com/apache/hadoop/pull/7144#discussion_r1853160852
##########
hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/security/token/SecretManager.java:
##########
@@ -107,16 +114,23 @@ public byte[] retriableRetrievePassword(T identifier)
public void checkAvailableForRead() throws StandbyException {
// Default to being available for read.
}
-
- /**
- * The name of the hashing algorithm.
- */
- private static final String DEFAULT_HMAC_ALGORITHM = "HmacSHA1";
- /**
- * The length of the random keys to use.
- */
- private static final int KEY_LENGTH = 64;
+ private static final String SELECTED_ALGORITHM;
+ private static final int SELECTED_LENGTH;
Review Comment:
Let use `HMAC_ALGORITHM` and `KEY_LENGTH`.
> Modernize SecretManager config
> ------------------------------
>
> Key: YARN-11738
> URL: https://issues.apache.org/jira/browse/YARN-11738
> Project: Hadoop YARN
> Issue Type: Improvement
> Components: yarn
> Affects Versions: 3.4.1
> Reporter: Bence Kosztolnik
> Assignee: Bence Kosztolnik
> Priority: Major
> Labels: pull-request-available
>
> FIPS-compliant HMAC-SHA1 algorithms require secret keys to be at least 112
> bits long.
> https://github.com/apache/hadoop/blob/98c2bc87b1445c533268c58d382ea4e4297303fd/hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/security/token/SecretManager.java#L144
> Should be set to 128 to be FIPS compatible.
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