119 lines
2.5 KiB
TypeScript
119 lines
2.5 KiB
TypeScript
import type { NextRequest } from 'next/server';
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import { auth } from '@/app/api/auth';
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import { getServerSideConfig } from '@/app/config/server';
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import { ModelProvider, TENCENT_BASE_URL } from '@/app/constant';
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import { prettyObject } from '@/app/utils/format';
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import { getHeader } from '@/app/utils/tencent';
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import { NextResponse } from 'next/server';
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const serverConfig = getServerSideConfig();
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async function handle(
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req: NextRequest,
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{ params }: { params: { path: string[] } },
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) {
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console.log('[Tencent Route] params ', params);
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if (req.method === 'OPTIONS') {
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return NextResponse.json({ body: 'OK' }, { status: 200 });
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}
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const authResult = auth(req, ModelProvider.Hunyuan);
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if (authResult.error) {
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return NextResponse.json(authResult, {
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status: 401,
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});
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}
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try {
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const response = await request(req);
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return response;
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} catch (e) {
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console.error('[Tencent] ', e);
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return NextResponse.json(prettyObject(e));
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}
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}
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export const GET = handle;
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export const POST = handle;
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export const runtime = 'edge';
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export const preferredRegion = [
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'arn1',
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'bom1',
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'cdg1',
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'cle1',
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'cpt1',
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'dub1',
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'fra1',
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'gru1',
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'hnd1',
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'iad1',
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'icn1',
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'kix1',
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'lhr1',
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'pdx1',
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'sfo1',
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'sin1',
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'syd1',
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];
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async function request(req: NextRequest) {
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const controller = new AbortController();
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let baseUrl = serverConfig.tencentUrl || TENCENT_BASE_URL;
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if (!baseUrl.startsWith('http')) {
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baseUrl = `https://${baseUrl}`;
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}
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if (baseUrl.endsWith('/')) {
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baseUrl = baseUrl.slice(0, -1);
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}
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console.log('[Base Url]', baseUrl);
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const timeoutId = setTimeout(
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() => {
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controller.abort();
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},
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10 * 60 * 1000,
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);
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const fetchUrl = baseUrl;
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const body = await req.text();
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const headers = await getHeader(
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body,
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serverConfig.tencentSecretId as string,
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serverConfig.tencentSecretKey as string,
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);
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const fetchOptions: RequestInit = {
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headers,
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method: req.method,
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body,
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redirect: 'manual',
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// @ts-ignore
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duplex: 'half',
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signal: controller.signal,
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};
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try {
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const res = await fetch(fetchUrl, fetchOptions);
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// to prevent browser prompt for credentials
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const newHeaders = new Headers(res.headers);
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newHeaders.delete('www-authenticate');
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// to disable nginx buffering
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newHeaders.set('X-Accel-Buffering', 'no');
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return new Response(res.body, {
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status: res.status,
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statusText: res.statusText,
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headers: newHeaders,
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});
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} finally {
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clearTimeout(timeoutId);
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}
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}
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