Fix #1066: Implement VoyageAI embedding client #1068
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,116 @@ | ||
| package io.stargate.sgv2.jsonapi.service.embedding.operation; | ||
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|
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| import com.fasterxml.jackson.annotation.JsonIgnoreProperties; | ||
| import com.fasterxml.jackson.annotation.JsonInclude; | ||
| import io.quarkus.rest.client.reactive.ClientExceptionMapper; | ||
| import io.quarkus.rest.client.reactive.QuarkusRestClientBuilder; | ||
| import io.smallrye.mutiny.Uni; | ||
| import io.stargate.sgv2.jsonapi.exception.ErrorCode; | ||
| import io.stargate.sgv2.jsonapi.exception.JsonApiException; | ||
| import io.stargate.sgv2.jsonapi.service.embedding.configuration.EmbeddingProviderConfigStore; | ||
| import io.stargate.sgv2.jsonapi.service.embedding.configuration.EmbeddingProviderResponseValidation; | ||
| import io.stargate.sgv2.jsonapi.service.embedding.operation.error.HttpResponseErrorMessageMapper; | ||
| import jakarta.ws.rs.HeaderParam; | ||
| import jakarta.ws.rs.POST; | ||
| import jakarta.ws.rs.core.Response; | ||
| import java.net.URI; | ||
| import java.time.Duration; | ||
| import java.util.Arrays; | ||
| import java.util.Collections; | ||
| import java.util.List; | ||
| import java.util.Map; | ||
| import java.util.Optional; | ||
| import java.util.concurrent.TimeUnit; | ||
| import org.eclipse.microprofile.rest.client.annotation.ClientHeaderParam; | ||
| import org.eclipse.microprofile.rest.client.annotation.RegisterProvider; | ||
| import org.eclipse.microprofile.rest.client.inject.RegisterRestClient; | ||
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| public class VoyageAIEmbeddingClient implements EmbeddingProvider { | ||
| private EmbeddingProviderConfigStore.RequestProperties requestProperties; | ||
| private String modelName; | ||
| private final VoyageAIEmbeddingProvider embeddingProvider; | ||
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| private final String requestTypeQuery, requestTypeIndex; | ||
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| public VoyageAIEmbeddingClient( | ||
| EmbeddingProviderConfigStore.RequestProperties requestProperties, | ||
| String baseUrl, | ||
| String modelName, | ||
| int dimension, | ||
| Map<String, Object> vectorizeServiceParameters) { | ||
| this.requestProperties = requestProperties; | ||
| this.modelName = modelName; | ||
| requestTypeQuery = requestProperties.requestTypeQuery().orElse(null); | ||
| requestTypeIndex = requestProperties.requestTypeIndex().orElse(null); | ||
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| embeddingProvider = | ||
| QuarkusRestClientBuilder.newBuilder() | ||
| .baseUri(URI.create(baseUrl)) | ||
| .readTimeout(requestProperties.timeoutInMillis(), TimeUnit.MILLISECONDS) | ||
| .build(VoyageAIEmbeddingProvider.class); | ||
| } | ||
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| @RegisterRestClient | ||
| @RegisterProvider(EmbeddingProviderResponseValidation.class) | ||
| public interface VoyageAIEmbeddingProvider { | ||
| @POST | ||
| // no path specified, as it is already included in the baseUri | ||
| @ClientHeaderParam(name = "Content-Type", value = "application/json") | ||
| Uni<EmbeddingResponse> embed( | ||
| @HeaderParam("Authorization") String accessToken, EmbeddingRequest request); | ||
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| @ClientExceptionMapper | ||
| static RuntimeException mapException(Response response) { | ||
| return HttpResponseErrorMessageMapper.getDefaultException(response); | ||
| } | ||
| } | ||
|
|
||
| record EmbeddingRequest( | ||
| @JsonInclude(JsonInclude.Include.NON_EMPTY) String input_type, | ||
| String[] input, | ||
| String model, | ||
| @JsonInclude(JsonInclude.Include.NON_NULL) Boolean truncation) {} | ||
|
|
||
| @JsonIgnoreProperties({"object"}) | ||
| record EmbeddingResponse(Data[] data, String model, Usage usage) { | ||
| @JsonIgnoreProperties({"object"}) | ||
| record Data(int index, float[] embedding) {} | ||
|
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| record Usage(int total_tokens) {} | ||
| } | ||
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| @Override | ||
| public Uni<List<float[]>> vectorize( | ||
| List<String> texts, | ||
| Optional<String> apiKeyOverride, | ||
| EmbeddingRequestType embeddingRequestType) { | ||
| final String inputType = | ||
| (embeddingRequestType == EmbeddingRequestType.SEARCH) ? requestTypeQuery : requestTypeIndex; | ||
| String[] textArray = new String[texts.size()]; | ||
| // !!! TODO: bind "truncation" from "autoTruncate" service parameter | ||
| EmbeddingRequest request = | ||
| new EmbeddingRequest(inputType, texts.toArray(textArray), modelName, true); | ||
| Uni<EmbeddingResponse> response = | ||
| embeddingProvider | ||
| .embed("Bearer " + apiKeyOverride.get(), request) | ||
| .onFailure( | ||
| throwable -> { | ||
| return (throwable.getCause() != null | ||
| && throwable.getCause() instanceof JsonApiException jae | ||
| && jae.getErrorCode() == ErrorCode.EMBEDDING_PROVIDER_TIMEOUT); | ||
| }) | ||
| .retry() | ||
| .withBackOff(Duration.ofMillis(requestProperties.retryDelayInMillis())) | ||
| .atMost(requestProperties.maxRetries()); | ||
| return response | ||
| .onItem() | ||
| .transform( | ||
| resp -> { | ||
| if (resp.data() == null) { | ||
| return Collections.emptyList(); | ||
| } | ||
| Arrays.sort(resp.data(), (a, b) -> a.index() - b.index()); | ||
| return Arrays.stream(resp.data()).map(data -> data.embedding()).toList(); | ||
| }); | ||
| } | ||
| } |
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Needed to map 2 recently added request-properties to pass to embedding providers.