dongjoon-hyun commented on code in PR #38084:
URL: https://github.com/apache/spark/pull/38084#discussion_r989711027
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core/src/main/scala/org/apache/spark/deploy/SparkHadoopUtil.scala:
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@@ -438,26 +440,48 @@ private[spark] object SparkHadoopUtil extends Logging {
// the behavior of the old implementation of this code, for backwards
compatibility.
if (conf != null) {
// Explicitly check for S3 environment variables
- val keyId = System.getenv("AWS_ACCESS_KEY_ID")
- val accessKey = System.getenv("AWS_SECRET_ACCESS_KEY")
- if (keyId != null && accessKey != null) {
- hadoopConf.set("fs.s3.awsAccessKeyId", keyId)
- hadoopConf.set("fs.s3n.awsAccessKeyId", keyId)
- hadoopConf.set("fs.s3a.access.key", keyId)
- hadoopConf.set("fs.s3.awsSecretAccessKey", accessKey)
- hadoopConf.set("fs.s3n.awsSecretAccessKey", accessKey)
- hadoopConf.set("fs.s3a.secret.key", accessKey)
-
- val sessionToken = System.getenv("AWS_SESSION_TOKEN")
- if (sessionToken != null) {
- hadoopConf.set("fs.s3a.session.token", sessionToken)
- }
- }
+ val env: util.Map[String, String] = System.getenv
Review Comment:
```scala
- val env: util.Map[String, String] = System.getenv
+ val env: JMap[String, String] = System.getenv
```
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