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// Copyright Yahoo. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
package com.yahoo.vespa.model.container.xml;
import com.yahoo.text.XML;
import org.w3c.dom.Element;
import java.util.Collections;
import java.util.HashMap;
import java.util.Map;
import java.util.stream.Collectors;
/**
* Replaces model id references in configs by their url.
*
* @author lesters
* @author bratseth
*/
public class ModelIdResolver {
private static Map<String, String> setupProvidedModels() {
Map<String, String> models = new HashMap<>();
models.put("minilm-l6-v2", "https://data.vespa.oath.cloud/onnx_models/sentence_all_MiniLM_L6_v2.onnx");
models.put("mpnet-base-v2", "https://data.vespa.oath.cloud/onnx_models/sentence-all-mpnet-base-v2.onnx");
models.put("bert-base-uncased", "https://data.vespa.oath.cloud/onnx_models/bert-base-uncased-vocab.txt");
models.put("flan-t5-vocab", "https://data.vespa.oath.cloud/onnx_models/flan-t5-spiece.model");
models.put("flan-t5-small-encoder", "https://data.vespa.oath.cloud/onnx_models/flan-t5-small-encoder-model.onnx");
models.put("flan-t5-small-decoder", "https://data.vespa.oath.cloud/onnx_models/flan-t5-small-decoder-model.onnx");
models.put("flan-t5-base-encoder", "https://data.vespa.oath.cloud/onnx_models/flan-t5-base-encoder-model.onnx");
models.put("flan-t5-base-decoder", "https://data.vespa.oath.cloud/onnx_models/flan-t5-base-decoder-model.onnx");
models.put("flan-t5-large-encoder", "https://data.vespa.oath.cloud/onnx_models/flan-t5-large-encoder-model.onnx");
models.put("flan-t5-large-decoder", "https://data.vespa.oath.cloud/onnx_models/flan-t5-large-decoder-model.onnx");
return Collections.unmodifiableMap(models);
}
private static final Map<String, String> providedModels = setupProvidedModels();
/**
* Finds any config values of type 'model' below the given config element and
* supplies the url attribute of them if a model id is specified and hosted is true
* (regardless of whether an url is already specified).
*
* @param component the XML element of any component
*/
public static void resolveModelIds(Element component, boolean hosted) {
for (Element config : XML.getChildren(component, "config")) {
for (Element value : XML.getChildren(config))
transformModelValue(value, hosted);
}
}
/** Expands a model config value into regular config values. */
private static void transformModelValue(Element value, boolean hosted) {
if ( ! value.hasAttribute("model-id")) return;
if (hosted)
value.setAttribute("url", modelIdToUrl(value.getTagName(), value.getAttribute("model-id")));
else if ( ! value.hasAttribute("url") && ! value.hasAttribute("path"))
throw new IllegalArgumentException(value.getTagName() + " is configured with only a 'model-id'. " +
"Add a 'path' or 'url' to deploy this outside Vespa Cloud");
}
private static String modelIdToUrl(String valueName, String modelId) {
if ( ! providedModels.containsKey(modelId))
throw new IllegalArgumentException("Unknown model id '" + modelId + "' on '" + valueName + "'. Available models are [" +
providedModels.keySet().stream().sorted().collect(Collectors.joining(", ")) + "]");
return providedModels.get(modelId);
}
}
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