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  1. Spark
  2. SPARK-25075 Build and test Spark against Scala 2.13
  3. SPARK-32443

Fix testCommandAvailable to use POSIX compatible `command -v`

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Details

    • Sub-task
    • Status: Resolved
    • Major
    • Resolution: Fixed
    • 2.1.3, 2.2.3, 2.3.4, 2.4.6, 3.0.0
    • 3.1.0
    • Spark Core
    • None

    Description

      Currently, we run the command to check the existence. This is dangerous and doesn't work sometimes.

      scala> sys.process.Process("cat").run().exitValue()
res0: Int = 0

scala> sys.process.Process("ls").run().exitValue()
LICENSE
NOTICE
bin
doc
lib
man
res1: Int = 0

scala> sys.process.Process("rm").run().exitValue()
usage: rm [-f | -i] [-dPRrvW] file ...
       unlink file
res4: Int = 64

      scala> sys.process.Process("command -v rm").run().exitValue()
/bin/rm
res5: Int = 0

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            gurwls223 Hyukjin Kwon
            dongjoon Dongjoon Hyun
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              Created:
              Updated:
              Resolved: