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feat: Support configuring custom service URL in OpenAI type of LLM pr…
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132 changes: 132 additions & 0 deletions
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backend/sdk/src/main/java/com/alibaba/higress/sdk/service/ai/OpenaiLlmProviderHandler.java
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,132 @@ | ||
| /* | ||
| * Copyright (c) 2022-2023 Alibaba Group Holding Ltd. | ||
| * | ||
| * 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 com.alibaba.higress.sdk.service.ai; | ||
|
|
||
| import java.net.URI; | ||
| import java.net.URISyntaxException; | ||
| import java.util.Locale; | ||
| import java.util.Map; | ||
|
|
||
| import org.apache.commons.collections4.MapUtils; | ||
| import org.apache.commons.lang3.StringUtils; | ||
|
|
||
| import com.alibaba.higress.sdk.exception.ValidationException; | ||
| import com.alibaba.higress.sdk.model.ai.LlmProviderType; | ||
| import com.alibaba.higress.sdk.service.kubernetes.crd.mcp.V1McpBridge; | ||
| import com.alibaba.higress.sdk.util.ValidateUtil; | ||
|
|
||
| public class OpenaiLlmProviderHandler extends AbstractLlmProviderHandler { | ||
|
|
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| private static final String CUSTOM_URL_KEY = "openaiCustomUrl"; | ||
|
|
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| private static final String DEFAULT_REGISTRY_TYPE = V1McpBridge.REGISTRY_TYPE_DNS; | ||
| private static final String DEFAULT_SERVICE_DOMAIN = "api.openai.com"; | ||
| private static final int DEFAULT_SERVICE_PORT = 443; | ||
| private static final String DEFAULT_SERVICE_PROTOCOL = V1McpBridge.PROTOCOL_HTTPS; | ||
|
|
||
| @Override | ||
| public String getType() { | ||
| return LlmProviderType.OPENAI; | ||
| } | ||
|
|
||
| @Override | ||
| public void validateConfig(Map<String, Object> configurations) { | ||
| if (MapUtils.isEmpty(configurations)) { | ||
| return; | ||
| } | ||
| URI uri = getCustomUri(configurations); | ||
| if (uri != null) { | ||
| String scheme = uri.getScheme(); | ||
| if (StringUtils.isEmpty(scheme)) { | ||
| throw new ValidationException("Custom service URL must have a scheme."); | ||
| } | ||
| scheme = scheme.toLowerCase(Locale.ROOT); | ||
| if (!scheme.equals(V1McpBridge.PROTOCOL_HTTP) && !scheme.equals(V1McpBridge.PROTOCOL_HTTPS)) { | ||
| throw new ValidationException("Custom service URL must have a valid scheme."); | ||
| } | ||
| } | ||
| } | ||
|
|
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| @Override | ||
| protected String getServiceRegistryType(Map<String, Object> providerConfig) { | ||
| URI uri = getCustomUri(providerConfig); | ||
| if (uri == null) { | ||
| return DEFAULT_REGISTRY_TYPE; | ||
| } | ||
| if (ValidateUtil.checkIpAddress(uri.getHost())) { | ||
| return V1McpBridge.REGISTRY_TYPE_STATIC; | ||
| } | ||
| return V1McpBridge.REGISTRY_TYPE_DNS; | ||
| } | ||
|
|
||
| @Override | ||
| protected String getServiceDomain(Map<String, Object> providerConfig) { | ||
| URI uri = getCustomUri(providerConfig); | ||
| return uri != null ? uri.getHost() : DEFAULT_SERVICE_DOMAIN; | ||
| } | ||
|
|
||
| @Override | ||
| protected int getServicePort(Map<String, Object> providerConfig) { | ||
| URI uri = getCustomUri(providerConfig); | ||
| if (uri == null){ | ||
| return DEFAULT_SERVICE_PORT; | ||
| } | ||
| int port = uri.getPort(); | ||
| if (port != -1){ | ||
| return port; | ||
| } | ||
| String scheme = uri.getScheme(); | ||
| if (scheme == null) { | ||
| return 80; | ||
| } | ||
| return switch (scheme.toLowerCase(Locale.ROOT)) { | ||
| case V1McpBridge.PROTOCOL_HTTP -> 80; | ||
| case V1McpBridge.PROTOCOL_HTTPS -> 443; | ||
| default -> 80; | ||
| }; | ||
| } | ||
|
|
||
| @Override | ||
| protected String getServiceProtocol(Map<String, Object> providerConfig) { | ||
| URI uri = getCustomUri(providerConfig); | ||
| if (uri == null){ | ||
| return DEFAULT_SERVICE_PROTOCOL; | ||
| } | ||
| String scheme = uri.getScheme(); | ||
| if (scheme == null) { | ||
| return V1McpBridge.PROTOCOL_HTTP; | ||
| } | ||
| return switch (scheme.toLowerCase(Locale.ROOT)) { | ||
| case V1McpBridge.PROTOCOL_HTTP, V1McpBridge.PROTOCOL_HTTPS -> scheme; | ||
| default -> V1McpBridge.PROTOCOL_HTTP; | ||
| }; | ||
| } | ||
|
|
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| private static URI getCustomUri(Map<String, Object> providerConfig) { | ||
| if (MapUtils.isEmpty(providerConfig)) { | ||
| return null; | ||
| } | ||
| Object customUrlObject = providerConfig.get(CUSTOM_URL_KEY); | ||
| if (!(customUrlObject instanceof String customUrl)) { | ||
| throw new ValidationException(CUSTOM_URL_KEY + " must be a string."); | ||
| } | ||
| if (StringUtils.isEmpty(customUrl)) { | ||
| throw new ValidationException(CUSTOM_URL_KEY + " cannot be empty."); | ||
| } | ||
| try { | ||
| return new URI(customUrl); | ||
| } catch (URISyntaxException e) { | ||
| throw new ValidationException(CUSTOM_URL_KEY + " is not a valid URL.", e); | ||
| } | ||
| } | ||
| } |
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