jihoonson commented on a change in pull request #9375: Add support for optional
aws credentials for s3 for ingestion
URL: https://github.com/apache/druid/pull/9375#discussion_r384027725
##########
File path:
extensions-core/s3-extensions/src/main/java/org/apache/druid/data/input/s3/S3InputSource.java
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@@ -42,32 +46,66 @@
import java.net.URI;
import java.util.Iterator;
import java.util.List;
+import java.util.Objects;
import java.util.stream.Collectors;
import java.util.stream.Stream;
public class S3InputSource extends CloudObjectInputSource
{
- private final ServerSideEncryptingAmazonS3 s3Client;
+ // We lazily initialize ServerSideEncryptingAmazonS3 to avoid costly s3
operation when we only need S3InputSource
+ // for stored information (such as for task logs) and not for ingestion.
+ // (This cost only applies for new ServerSideEncryptingAmazonS3 created with
s3InputSourceProperties given).
+ private final Supplier<ServerSideEncryptingAmazonS3> s3ClientSupplier;
+ @JsonProperty("properties")
+ private final S3InputSourceProperties s3InputSourceProperties;
private final S3InputDataConfig inputDataConfig;
@JsonCreator
public S3InputSource(
@JacksonInject ServerSideEncryptingAmazonS3 s3Client,
Review comment:
Do we still need this `s3Client` parameter to reuse the singleton client? If
so, please leave a comment about it.
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