adoroszlai opened a new pull request #267: HDDS-2626. Avoid hostname lookup for invalid local IP addresses URL: https://github.com/apache/hadoop-ozone/pull/267 ## What changes were proposed in this pull request? Skip hostname lookup for invalid IP addresses of the local host in `OzoneSecurityUtil#getValidInetsForCurrentHost`. This only affects the log message, not any functionality. https://issues.apache.org/jira/browse/HDDS-2626 ## How was this patch tested? Previously: ``` [INFO] Tests run: 9, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 142.699 s - in org.apache.hadoop.ozone.TestHddsSecureDatanodeInit [INFO] Tests run: 10, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 74.919 s - in org.apache.hadoop.ozone.TestSecureOzoneCluster ``` After the change: ``` [INFO] Tests run: 9, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 1.79 s - in org.apache.hadoop.ozone.TestHddsSecureDatanodeInit [INFO] Tests run: 10, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 35.065 s - in org.apache.hadoop.ozone.TestSecureOzoneCluster ``` CI is not improved, since it runs in a container without strange network interfaces: ``` [INFO] Tests run: 9, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 2.158 s - in org.apache.hadoop.ozone.TestHddsSecureDatanodeInit ```
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