Prepend hash method to the hash value and add more test cases

Signed-off-by: Gao Binlong <gbinlong@amazon.com>
opensearch-project · Jun 14, 2024 · 1f2d5d0 · 1f2d5d0
1 parent 56cc4b6
commit 1f2d5d0
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Showing 2 changed files with 453 additions and 8 deletions.
diff --git a/modules/ingest-common/src/main/java/org/opensearch/ingest/common/FingerprintProcessor.java b/modules/ingest-common/src/main/java/org/opensearch/ingest/common/FingerprintProcessor.java
@@ -167,7 +167,7 @@ public IngestDocument execute(IngestDocument document) {
         MessageDigest messageDigest = HashMethod.fromMethodName(hashMethod);
         assert (messageDigest != null);
         messageDigest.update(concatenatedFields.toString().getBytes(StandardCharsets.UTF_8));
-        document.setFieldValue(targetField, Base64.getEncoder().encodeToString(messageDigest.digest()));
+        document.setFieldValue(targetField, hashMethod + ":" + Base64.getEncoder().encodeToString(messageDigest.digest()));
 
         return document;
     }