Fix simulate remove ingest processor throwing illegal_argument_except…

…ion (opensearch-project#11607) * Fix simulate remove ingest processor throwing illegal_argument_exception Signed-off-by: Gao Binlong <gbinlong@amazon.com> * modify change log Signed-off-by: Gao Binlong <gbinlong@amazon.com> * Create a new test mothod Signed-off-by: Gao Binlong <gbinlong@amazon.com> * Use old method to get field value Signed-off-by: Gao Binlong <gbinlong@amazon.com> --------- Signed-off-by: Gao Binlong <gbinlong@amazon.com>
rayshrey · Mar 18, 2024 · 7008f20 · 7008f20
1 parent 75103c2
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diff --git a/CHANGELOG.md b/CHANGELOG.md
@@ -170,7 +170,7 @@ The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/),
 - Add telemetry tracer/metric enable flag and integ test. ([#10395](https://github.com/opensearch-project/OpenSearch/pull/10395))
 - Performance improvement for Datetime field caching ([#4558](https://github.com/opensearch-project/OpenSearch/issues/4558))
 - Add instrumentation for indexing in transport bulk action and transport shard bulk action. ([#10273](https://github.com/opensearch-project/OpenSearch/pull/10273))
-- Disallow removing some metadata fields by remove ingest processor ([#10895](https://github.com/opensearch-project/OpenSearch/pull/10895))
+- Disallow removing some metadata fields by remove ingest processor ([#10895](https://github.com/opensearch-project/OpenSearch/pull/10895), [#11607](https://github.com/opensearch-project/OpenSearch/pull/11607))
 - Performance improvement for MultiTerm Queries on Keyword fields ([#7057](https://github.com/opensearch-project/OpenSearch/issues/7057))
 - Refactor common parts from the Rounding class into a separate 'round' package ([#11023](https://github.com/opensearch-project/OpenSearch/issues/11023))
 - Performance improvement for date histogram aggregations without sub-aggregations ([#11083](https://github.com/opensearch-project/OpenSearch/pull/11083))

diff --git a/modules/ingest-common/src/main/java/org/opensearch/ingest/common/RemoveProcessor.java b/modules/ingest-common/src/main/java/org/opensearch/ingest/common/RemoveProcessor.java
@@ -88,16 +88,18 @@ public IngestDocument execute(IngestDocument document) {
                 throw new IllegalArgumentException("cannot remove metadata field [" + path + "]");
             }
             // removing _id is disallowed when there's an external version specified in the request
-            String versionType = document.getFieldValue(IngestDocument.Metadata.VERSION_TYPE.getFieldName(), String.class);
             if (path.equals(IngestDocument.Metadata.ID.getFieldName())
-                && !Objects.equals(versionType, VersionType.toString(VersionType.INTERNAL))) {
-                Long version = document.getFieldValue(IngestDocument.Metadata.VERSION.getFieldName(), Long.class);
-                throw new IllegalArgumentException(
-                    "cannot remove metadata field [_id] when specifying external version for the document, version: "
-                        + version
-                        + ", version_type: "
-                        + versionType
-                );
+                && document.hasField(IngestDocument.Metadata.VERSION_TYPE.getFieldName())) {
+                String versionType = document.getFieldValue(IngestDocument.Metadata.VERSION_TYPE.getFieldName(), String.class);
+                if (!Objects.equals(versionType, VersionType.toString(VersionType.INTERNAL))) {
+                    Long version = document.getFieldValue(IngestDocument.Metadata.VERSION.getFieldName(), Long.class, true);
+                    throw new IllegalArgumentException(
+                        "cannot remove metadata field [_id] when specifying external version for the document, version: "
+                            + version
+                            + ", version_type: "
+                            + versionType
+                    );
+                }
             }
             document.removeField(path);
         });

diff --git a/modules/ingest-common/src/test/java/org/opensearch/ingest/common/RemoveProcessorTests.java b/modules/ingest-common/src/test/java/org/opensearch/ingest/common/RemoveProcessorTests.java
@@ -32,6 +32,7 @@
 
 package org.opensearch.ingest.common;
 
+import org.opensearch.common.lucene.uid.Versions;
 import org.opensearch.index.VersionType;
 import org.opensearch.ingest.IngestDocument;
 import org.opensearch.ingest.Processor;
@@ -181,4 +182,100 @@ public void testRemoveMetadataField() throws Exception {
                     }
         }
     }
+
+    public void testRemoveDocumentId() throws Exception {
+        Map<String, Object> config = new HashMap<>();
+        config.put("field", IngestDocument.Metadata.ID.getFieldName());
+        String processorTag = randomAlphaOfLength(10);
+
+        // test remove _id when _version_type is external
+        IngestDocument ingestDocumentWithExternalVersionType = new IngestDocument(
+            RandomDocumentPicks.randomString(random()),
+            RandomDocumentPicks.randomString(random()),
+            RandomDocumentPicks.randomString(random()),
+            1L,
+            VersionType.EXTERNAL,
+            RandomDocumentPicks.randomSource(random())
+        );
+
+        Processor processorForExternalVersionType = new RemoveProcessor.Factory(TestTemplateService.instance()).create(
+            null,
+            processorTag,
+            null,
+            config
+        );
+        assertThrows(
+            "cannot remove metadata field [_id] when specifying external version for the document, version: "
+                + 1
+                + ", version_type: "
+                + VersionType.EXTERNAL,
+            IllegalArgumentException.class,
+            () -> processorForExternalVersionType.execute(ingestDocumentWithExternalVersionType)
+        );
+
+        // test remove _id when _version_type is external_gte
+        config.put("field", IngestDocument.Metadata.ID.getFieldName());
+        IngestDocument ingestDocumentWithExternalGTEVersionType = new IngestDocument(
+            RandomDocumentPicks.randomString(random()),
+            RandomDocumentPicks.randomString(random()),
+            RandomDocumentPicks.randomString(random()),
+            1L,
+            VersionType.EXTERNAL_GTE,
+            RandomDocumentPicks.randomSource(random())
+        );
+
+        Processor processorForExternalGTEVersionType = new RemoveProcessor.Factory(TestTemplateService.instance()).create(
+            null,
+            processorTag,
+            null,
+            config
+        );
+        assertThrows(
+            "cannot remove metadata field [_id] when specifying external version for the document, version: "
+                + 1
+                + ", version_type: "
+                + VersionType.EXTERNAL_GTE,
+            IllegalArgumentException.class,
+            () -> processorForExternalGTEVersionType.execute(ingestDocumentWithExternalGTEVersionType)
+        );
+
+        // test remove _id when _version_type is internal
+        config.put("field", IngestDocument.Metadata.ID.getFieldName());
+        IngestDocument ingestDocumentWithInternalVersionType = new IngestDocument(
+            RandomDocumentPicks.randomString(random()),
+            RandomDocumentPicks.randomString(random()),
+            RandomDocumentPicks.randomString(random()),
+            Versions.MATCH_ANY,
+            VersionType.INTERNAL,
+            RandomDocumentPicks.randomSource(random())
+        );
+
+        Processor processorForInternalVersionType = new RemoveProcessor.Factory(TestTemplateService.instance()).create(
+            null,
+            processorTag,
+            null,
+            config
+        );
+        processorForInternalVersionType.execute(ingestDocumentWithInternalVersionType);
+        assertThat(ingestDocumentWithInternalVersionType.hasField(IngestDocument.Metadata.ID.getFieldName()), equalTo(false));
+
+        // test remove _id when _version_type is null
+        config.put("field", IngestDocument.Metadata.ID.getFieldName());
+        IngestDocument ingestDocumentWithNoVersionType = new IngestDocument(
+            RandomDocumentPicks.randomString(random()),
+            RandomDocumentPicks.randomString(random()),
+            RandomDocumentPicks.randomString(random()),
+            null,
+            null,
+            RandomDocumentPicks.randomSource(random())
+        );
+        Processor processorForNullVersionType = new RemoveProcessor.Factory(TestTemplateService.instance()).create(
+            null,
+            processorTag,
+            null,
+            config
+        );
+        processorForNullVersionType.execute(ingestDocumentWithNoVersionType);
+        assertThat(ingestDocumentWithNoVersionType.hasField(IngestDocument.Metadata.ID.getFieldName()), equalTo(false));
+    }
 }
diff --git a/...gest-common/src/yamlRestTest/resources/rest-api-spec/test/ingest/290_remove_processor.yml b/...gest-common/src/yamlRestTest/resources/rest-api-spec/test/ingest/290_remove_processor.yml
@@ -5,6 +5,69 @@ teardown:
         id: "my_pipeline"
         ignore: 404
 
+---
+"Test simulate API works well with remove processor":
+  - do:
+      ingest.put_pipeline:
+        id: "my_pipeline"
+        body:  >
+          {
+            "description": "_description",
+            "processors": [
+              {
+                "remove" : {
+                  "field" : "{{foo}}"
+                }
+              }
+            ]
+          }
+  - match: { acknowledged: true }
+
+  # test simulating existing pipeline works well
+  - do:
+      ingest.simulate:
+        id: "my_pipeline"
+        body: >
+          {
+            "docs": [
+              {
+                "_source": {
+                  "foo": "bar",
+                  "bar": "zoo"
+                }
+              }
+            ]
+          }
+  - length: { docs: 1 }
+  - match: { docs.0.doc._source: { "foo": "bar" } }
+
+  # test simulating inflight pipeline works well
+  - do:
+      ingest.simulate:
+        body: >
+          {
+            "pipeline": {
+              "description": "_description",
+              "processors": [
+                {
+                  "remove" : {
+                    "field" : "{{foo}}"
+                  }
+                }
+              ]
+            },
+            "docs": [
+              {
+                "_source": {
+                  "foo": "bar",
+                  "bar": "zoo"
+                }
+              }
+            ]
+          }
+  - length: { docs: 1 }
+  - match: { docs.0.doc._source: { "foo": "bar" } }
+
 ---
 "Test remove processor with non-existing field and without ignore_missing":
   - do:
@@ -227,3 +290,32 @@ teardown:
         version: 1
         version_type: "external"
         body: { message: "foo bar baz" }
+
+  # test simulating pipeline with removing _id
+  - do:
+      ingest.simulate:
+        body: >
+          {
+            "pipeline": {
+              "description": "_description",
+              "processors": [
+                {
+                  "remove" : {
+                    "field" : "_id"
+                  }
+                }
+              ]
+            },
+            "docs": [
+              {
+                "_version_type": "external_gte",
+                "_version": 1,
+                "_source": {
+                  "foo": "bar",
+                  "bar": "zoo"
+                }
+              }
+            ]
+          }
+  - match: { docs.0.error.type: "illegal_argument_exception" }
+  - match: { docs.0.error.reason: "cannot remove metadata field [_id] when specifying external version for the document, version: 1, version_type: external_gte" }