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70 changes: 70 additions & 0 deletions
70
...i/langstream/runtime/impl/k8s/agents/vectors/AstraVectorDBVectorDatabaseWriterConfig.java
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,70 @@ | ||
| /* | ||
| * Copyright DataStax, Inc. | ||
| * | ||
| * Licensed under the Apache License, Version 2.0 (the "License"); | ||
| * you may not use this file except in compliance with the License. | ||
| * You may obtain a copy of the License at | ||
| * | ||
| * http://www.apache.org/licenses/LICENSE-2.0 | ||
| * | ||
| * Unless required by applicable law or agreed to in writing, software | ||
| * distributed under the License is distributed on an "AS IS" BASIS, | ||
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. | ||
| * See the License for the specific language governing permissions and | ||
| * limitations under the License. | ||
| */ | ||
| package ai.langstream.runtime.impl.k8s.agents.vectors; | ||
|
|
||
| import ai.langstream.api.doc.AgentConfig; | ||
| import ai.langstream.api.doc.ConfigProperty; | ||
| import ai.langstream.runtime.impl.k8s.agents.QueryVectorDBAgentProvider; | ||
| import com.fasterxml.jackson.annotation.JsonProperty; | ||
| import java.util.List; | ||
| import lombok.Data; | ||
|
|
||
| @Data | ||
| @AgentConfig( | ||
| name = "Astra Vector DB", | ||
| description = | ||
| """ | ||
| Writes data to Apache Cassandra. | ||
| All the options from DataStax Kafka Sink are supported: https://docs.datastax.com/en/kafka/doc/kafka/kafkaConfigTasksTOC.html | ||
| """) | ||
| public class AstraVectorDBVectorDatabaseWriterConfig | ||
| extends QueryVectorDBAgentProvider.VectorDatabaseWriterConfig { | ||
|
|
||
| public static final QueryVectorDBAgentProvider.VectorDatabaseWriterConfig INSTANCE = | ||
| new AstraVectorDBVectorDatabaseWriterConfig(); | ||
|
|
||
| @Override | ||
| public Class getAgentConfigModelClass() { | ||
| return AstraVectorDBVectorDatabaseWriterConfig.class; | ||
| } | ||
|
|
||
| @Override | ||
| public boolean isAgentConfigModelAllowUnknownProperties() { | ||
| return true; | ||
| } | ||
|
|
||
| @ConfigProperty( | ||
| description = | ||
| "The name of the collection to write to. The collection must already exist.", | ||
| required = true) | ||
| @JsonProperty("collection-name") | ||
| String collectionName; | ||
|
|
||
| @Data | ||
| public static class CollectionField { | ||
|
|
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| @ConfigProperty(description = "Field name", required = true) | ||
| String name; | ||
|
|
||
| @ConfigProperty( | ||
| description = "JSTL Expression for computing the field value.", | ||
| required = true) | ||
| String expression; | ||
| } | ||
|
|
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| @ConfigProperty(description = "Fields of the collection to write to.", required = true) | ||
| List<CollectionField> fields; | ||
| } |
134 changes: 134 additions & 0 deletions
134
...stream-runtime-impl/src/test/java/ai/langstream/kafka/AstraVectorDBAssetQueryWriteIT.java
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,134 @@ | ||
| /* | ||
| * Copyright DataStax, Inc. | ||
| * | ||
| * Licensed under the Apache License, Version 2.0 (the "License"); | ||
| * you may not use this file except in compliance with the License. | ||
| * You may obtain a copy of the License at | ||
| * | ||
| * http://www.apache.org/licenses/LICENSE-2.0 | ||
| * | ||
| * Unless required by applicable law or agreed to in writing, software | ||
| * distributed under the License is distributed on an "AS IS" BASIS, | ||
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. | ||
| * See the License for the specific language governing permissions and | ||
| * limitations under the License. | ||
| */ | ||
| package ai.langstream.kafka; | ||
|
|
||
| import java.nio.file.Files; | ||
| import java.nio.file.Paths; | ||
| import java.util.Map; | ||
| import lombok.extern.slf4j.Slf4j; | ||
| import org.apache.kafka.clients.producer.KafkaProducer; | ||
| import org.junit.jupiter.api.Disabled; | ||
| import org.junit.jupiter.api.Test; | ||
|
|
||
| @Slf4j | ||
| @Disabled | ||
| class AstraVectorDBAssetQueryWriteIT extends AbstractKafkaApplicationRunner { | ||
|
|
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| static final String SECRETS_PATH = ""; | ||
|
|
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| @Test | ||
| public void testAstra() throws Exception { | ||
| String tenant = "tenant"; | ||
| String[] expectedAgents = {"app-step1"}; | ||
|
|
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| String secrets = Files.readString(Paths.get(SECRETS_PATH)); | ||
|
|
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| Map<String, String> application = | ||
| Map.of( | ||
| "configuration.yaml", | ||
| """ | ||
| configuration: | ||
| resources: | ||
| - type: "vector-database" | ||
| name: "AstraDBDatasource" | ||
| configuration: | ||
| service: "astra-vector-db" | ||
| token: "${ secrets.astra.token }" | ||
| endpoint: "${ secrets.astra.endpoint }" | ||
| """, | ||
| "pipeline.yaml", | ||
| """ | ||
| assets: | ||
| - name: "documents-collection" | ||
| asset-type: "astra-collection" | ||
| creation-mode: create-if-not-exists | ||
| deletion-mode: delete | ||
| config: | ||
| collection-name: "documents" | ||
| datasource: "AstraDBDatasource" | ||
| vector-dimension: 3 | ||
| topics: | ||
| - name: "input-topic" | ||
| creation-mode: create-if-not-exists | ||
| pipeline: | ||
| - id: step1 | ||
| name: "Write a document using a query" | ||
| type: "query-vector-db" | ||
| input: "input-topic" | ||
| configuration: | ||
| mode: execute | ||
| datasource: "AstraDBDatasource" | ||
| query: | | ||
| { | ||
| "action": "insertOne", | ||
| "collection-name": "documents", | ||
| "document": { | ||
| "id": "the-id", | ||
| "name": "A name", | ||
| "text": "A text", | ||
| "vector": [1,2,3] | ||
| } | ||
| } | ||
| output-field: "value.insertresult" | ||
| fields: | ||
| - "value.documentId" | ||
| - name: "Read the document using a query" | ||
| type: "query-vector-db" | ||
| configuration: | ||
| datasource: "AstraDBDatasource" | ||
| query: | | ||
| { | ||
| "collection-name": "documents", | ||
| "filter": { | ||
| "id": ? | ||
| }, | ||
| "vector": [1,2,3] | ||
| } | ||
| only-first: true | ||
| output-field: "value.queryresult" | ||
| fields: | ||
| - "value.insertresult.id" | ||
| - id: step2 | ||
| name: "Write a new record to Astra" | ||
| type: "vector-db-sink" | ||
| configuration: | ||
| datasource: "AstraDBDatasource" | ||
| collection-name: "documents" | ||
| fields: | ||
| - name: "id" | ||
| expression: "fn:toString('new-id')" | ||
| - name: "vector" | ||
| expression: "value.queryresult.vector" | ||
| - name: "text" | ||
| expression: "value.queryresult.text" | ||
| - name: "name" | ||
| expression: "value.queryresult.name" | ||
| """); | ||
|
|
||
| try (ApplicationRuntime applicationRuntime = | ||
| deployApplicationWithSecrets( | ||
| tenant, "app", application, buildInstanceYaml(), secrets, expectedAgents)) { | ||
| try (KafkaProducer<String, String> producer = createProducer(); ) { | ||
|
|
||
| sendMessage("input-topic", "{\"documentId\":1}", producer); | ||
|
|
||
| executeAgentRunners(applicationRuntime); | ||
| } | ||
|
|
||
| applicationDeployer.cleanup(tenant, applicationRuntime.implementation()); | ||
| } | ||
| } | ||
| } |