AngersZhuuuu commented on a change in pull request #30973:
URL: https://github.com/apache/spark/pull/30973#discussion_r550945043
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File path:
sql/core/src/main/scala/org/apache/spark/sql/execution/BaseScriptTransformationExec.scala
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@@ -69,9 +75,19 @@ trait BaseScriptTransformationExec extends UnaryExecNode {
}
}
- protected def initProc: (OutputStream, Process, InputStream, CircularBuffer)
= {
- val cmd = List("/bin/bash", "-c", script)
+ protected def initProc(hadoopConf: Configuration): ProcParameters = {
+ val wrapper =
splitArgs(hadoopConf.get(SQLConf.SCRIPT_TRANSFORMATION_COMMAND_WRAPPER.key))
+ val cmdArgs = splitArgs(script)
+ val prog = cmdArgs(0)
+ if(!new File(prog).isAbsolute) {
+ val progFile = new File(SparkFiles.get(prog))
+ if (progFile.exists()) {
+ cmdArgs(0) = progFile.getAbsolutePath
+ }
+ }
+ val cmd = wrapper.toList ++ cmdArgs.toList
val builder = new ProcessBuilder(cmd.asJava)
+ .directory(new File(SparkFiles.getRootDirectory()))
Review comment:
> @AngersZhuuuu, is this required? In executor side, the root directory
is already current working directory IIRC.
But in Unit Test, driver node's working dir is not
`SparkFile.getRootDirectory`. If remove this, test will failed.
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