feat(server): gemini embedding 2 support (#14956)

#### PR Dependency Tree


* **PR #14956** 👈

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## Summary by CodeRabbit

## Release Notes

* **Bug Fixes**
* Improved Gemini Vertex provider configuration validation logic for
enhanced reliability.
  * Refined Google Vertex publisher base URL construction handling.

* **Tests**
  * Added test coverage for Gemini Embedding 2 model resolution.
* Added test coverage for Gemini Vertex provider Google Cloud
integration.

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This commit is contained in:
DarkSky
2026-05-14 04:12:49 +08:00
committed by GitHub
parent 2b22fe4692
commit 4b4def3a11
5 changed files with 46 additions and 11 deletions
@@ -1,7 +1,11 @@
import type { LlmBackendConfig } from '../../../../native';
import type { CopilotProviderExecution } from '../provider-runtime-contract';
import { CopilotProviderType } from '../types';
import { getGoogleAuth, type VertexProviderConfig } from '../utils';
import {
getGoogleAuth,
getVertexGoogleBaseUrl,
type VertexProviderConfig,
} from '../utils';
import { GeminiProvider } from './gemini';
export type GeminiVertexConfig = VertexProviderConfig;
@@ -10,7 +14,7 @@ export class GeminiVertexProvider extends GeminiProvider<GeminiVertexConfig> {
override readonly type = CopilotProviderType.GeminiVertex;
override configured(execution?: CopilotProviderExecution): boolean {
const config = this.getConfig(execution);
return !!config.location && !!config.googleAuthOptions;
return !!getVertexGoogleBaseUrl(config) && !!config.googleAuthOptions;
}
protected async resolveVertexAuth(execution?: CopilotProviderExecution) {
return await getGoogleAuth(this.getConfig(execution), 'google');
@@ -403,18 +403,22 @@ export function getVertexAnthropicBaseUrl(options: VertexProviderConfig) {
return `https://${location}-aiplatform.googleapis.com/v1/projects/${project}/locations/${location}/publishers/anthropic`;
}
export function getVertexGoogleBaseUrl(options: VertexProviderConfig) {
const normalizedBaseUrl = normalizeUrl(options.baseURL);
if (normalizedBaseUrl) return normalizedBaseUrl;
const { location, project } = options;
if (!location || !project) return undefined;
return `https://${location}-aiplatform.googleapis.com/v1/projects/${project}/locations/${location}/publishers/google`;
}
export async function getGoogleAuth(
options: VertexProviderConfig,
publisher: 'anthropic' | 'google'
) {
function getBaseUrl() {
const normalizedBaseUrl = normalizeUrl(options.baseURL);
if (normalizedBaseUrl) return normalizedBaseUrl;
const { location } = options;
if (location) {
return `https://${location}-aiplatform.googleapis.com/v1beta1/publishers/${publisher}`;
}
return undefined;
return publisher === 'google'
? getVertexGoogleBaseUrl(options)
: getVertexAnthropicBaseUrl(options);
}
async function generateAuthToken() {