LuciferYang commented on a change in pull request #35946:
URL: https://github.com/apache/spark/pull/35946#discussion_r833078752
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File path: core/src/main/scala/org/apache/spark/util/Utils.scala
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@@ -600,10 +600,30 @@ private[spark] object Utils extends Logging {
if (lowerSrc.endsWith(".jar")) {
RunJar.unJar(source, dest, RunJar.MATCH_ANY)
} else if (lowerSrc.endsWith(".zip")) {
+ // TODO(SPARK-37677): should keep file permissions. Java implementation
doesn't.
FileUtil.unZip(source, dest)
- } else if (
- lowerSrc.endsWith(".tar.gz") || lowerSrc.endsWith(".tgz") ||
lowerSrc.endsWith(".tar")) {
+ } else if (lowerSrc.endsWith(".tar.gz") || lowerSrc.endsWith(".tgz")) {
FileUtil.unTar(source, dest)
+ } else if (lowerSrc.endsWith(".tar")) {
+ // The codes below was copied from `FileUtil.unTar` but uses Java-based
implementation
+ // to work around a security issue, see also SPARK-38631.
+ // TODO(SPARK-38632): should keep file permissions. Java implementation
doesn't.
+ if (!dest.mkdirs && !dest.isDirectory) {
+ throw new IOException(s"Mkdirs failed to create $dest")
+ } else {
+ try {
+ // Should not fail because all Hadoop 2.1+ Hadoop releases (from
HADOOP-9264)
+ // have 'unTarUsingJava'.
+ val mth = classOf[FileUtil].getDeclaredMethod(
+ "unTarUsingJava", classOf[File], classOf[File], classOf[Boolean])
+ mth.setAccessible(true)
+ mth.invoke(null, source, dest, new java.lang.Boolean(false))
Review comment:
Use `java.lang.Boolean.FALSE`?
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