[SPARK-21662] modify the appname to [SparkSQL::localHostName] instead of [SparkSQL::lP]

• Type: Improvement
• Status: Resolved
• Priority: Trivial
• Resolution: Not A Problem
• Affects Version/s: 2.2.0
• Component/s: SQL
• Assignee: Unassigned
• Reporter: liuzhaokun
• Created: 08/Aug/17 06:36
• Updated: 09/Aug/17 07:42
• Resolved: 09/Aug/17 07:42

Description

As it says "If user doesn't specify the appName, we want to get [SparkSQL::localHostName]" in SparkSqlEnv.scala,line 38,appname should be SparkSQL::localHostName,but it is SparkSQL::lP in fact.So I modify the localHostName method to get localhost with getCanonicalHostName method.

Issue Links

• links to: https://github.com/apache/spark/pull/18879