Skip to content

Commit

Permalink
Merge pull request ChatGPTNextWeb#4939 from ConnectAI-E/feature/ByteD…
Browse files Browse the repository at this point in the history
…ance

Feature/byte dance
  • Loading branch information
lloydzhou authored Jul 9, 2024
2 parents 47ea383 + cd4784c commit 94bc91c
Show file tree
Hide file tree
Showing 14 changed files with 605 additions and 8 deletions.
11 changes: 11 additions & 0 deletions README.md
Original file line number Diff line number Diff line change
Expand Up @@ -225,6 +225,14 @@ Baidu Secret Key.

Baidu Api Url.

### `BYTEDANCE_API_KEY` (optional)

ByteDance Api Key.

### `BYTEDANCE_URL` (optional)

ByteDance Api Url.

### `HIDE_USER_API_KEY` (optional)

> Default: Empty
Expand Down Expand Up @@ -261,6 +269,9 @@ User `-all` to disable all default models, `+all` to enable all default models.
For Azure: use `modelName@azure=deploymentName` to customize model name and deployment name.
> Example: `+gpt-3.5-turbo@azure=gpt35` will show option `gpt35(Azure)` in model list.
For ByteDance: use `modelName@bytedance=deploymentName` to customize model name and deployment name.
> Example: `+Doubao-lite-4k@bytedance=ep-xxxxx-xxx` will show option `Doubao-lite-4k(ByteDance)` in model list.
### `DEFAULT_MODEL` (optional)

Change default model
Expand Down
11 changes: 11 additions & 0 deletions README_CN.md
Original file line number Diff line number Diff line change
Expand Up @@ -139,6 +139,14 @@ Baidu Secret Key.

Baidu Api Url.

### `BYTEDANCE_API_KEY` (可选)

ByteDance Api Key.

### `BYTEDANCE_URL` (可选)

ByteDance Api Url.

### `HIDE_USER_API_KEY` (可选)

如果你不想让用户自行填入 API Key,将此环境变量设置为 1 即可。
Expand Down Expand Up @@ -172,6 +180,9 @@ Baidu Api Url.
在Azure的模式下,支持使用`modelName@azure=deploymentName`的方式配置模型名称和部署名称(deploy-name)
> 示例:`+gpt-3.5-turbo@azure=gpt35`这个配置会在模型列表显示一个`gpt35(Azure)`的选项
在ByteDance的模式下,支持使用`modelName@bytedance=deploymentName`的方式配置模型名称和部署名称(deploy-name)
> 示例: `+Doubao-lite-4k@bytedance=ep-xxxxx-xxx`这个配置会在模型列表显示一个`Doubao-lite-4k(ByteDance)`的选项

### `DEFAULT_MODEL` (可选)

Expand Down
3 changes: 3 additions & 0 deletions app/api/auth.ts
Original file line number Diff line number Diff line change
Expand Up @@ -73,6 +73,9 @@ export function auth(req: NextRequest, modelProvider: ModelProvider) {
case ModelProvider.Claude:
systemApiKey = serverConfig.anthropicApiKey;
break;
case ModelProvider.Doubao:
systemApiKey = serverConfig.bytedanceApiKey;
break;
case ModelProvider.Ernie:
systemApiKey = serverConfig.baiduApiKey;
break;
Expand Down
153 changes: 153 additions & 0 deletions app/api/bytedance/[...path]/route.ts
Original file line number Diff line number Diff line change
@@ -0,0 +1,153 @@
import { getServerSideConfig } from "@/app/config/server";
import {
BYTEDANCE_BASE_URL,
ApiPath,
ModelProvider,
ServiceProvider,
} from "@/app/constant";
import { prettyObject } from "@/app/utils/format";
import { NextRequest, NextResponse } from "next/server";
import { auth } from "@/app/api/auth";
import { isModelAvailableInServer } from "@/app/utils/model";

const serverConfig = getServerSideConfig();

async function handle(
req: NextRequest,
{ params }: { params: { path: string[] } },
) {
console.log("[ByteDance Route] params ", params);

if (req.method === "OPTIONS") {
return NextResponse.json({ body: "OK" }, { status: 200 });
}

const authResult = auth(req, ModelProvider.Doubao);
if (authResult.error) {
return NextResponse.json(authResult, {
status: 401,
});
}

try {
const response = await request(req);
return response;
} catch (e) {
console.error("[ByteDance] ", e);
return NextResponse.json(prettyObject(e));
}
}

export const GET = handle;
export const POST = handle;

export const runtime = "edge";
export const preferredRegion = [
"arn1",
"bom1",
"cdg1",
"cle1",
"cpt1",
"dub1",
"fra1",
"gru1",
"hnd1",
"iad1",
"icn1",
"kix1",
"lhr1",
"pdx1",
"sfo1",
"sin1",
"syd1",
];

async function request(req: NextRequest) {
const controller = new AbortController();

let path = `${req.nextUrl.pathname}`.replaceAll(ApiPath.ByteDance, "");

let baseUrl = serverConfig.bytedanceUrl || BYTEDANCE_BASE_URL;

if (!baseUrl.startsWith("http")) {
baseUrl = `https://${baseUrl}`;
}

if (baseUrl.endsWith("/")) {
baseUrl = baseUrl.slice(0, -1);
}

console.log("[Proxy] ", path);
console.log("[Base Url]", baseUrl);

const timeoutId = setTimeout(
() => {
controller.abort();
},
10 * 60 * 1000,
);

const fetchUrl = `${baseUrl}${path}`;

const fetchOptions: RequestInit = {
headers: {
"Content-Type": "application/json",
Authorization: req.headers.get("Authorization") ?? "",
},
method: req.method,
body: req.body,
redirect: "manual",
// @ts-ignore
duplex: "half",
signal: controller.signal,
};

// #1815 try to refuse some request to some models
if (serverConfig.customModels && req.body) {
try {
const clonedBody = await req.text();
fetchOptions.body = clonedBody;

const jsonBody = JSON.parse(clonedBody) as { model?: string };

// not undefined and is false
if (
isModelAvailableInServer(
serverConfig.customModels,
jsonBody?.model as string,
ServiceProvider.ByteDance as string,
)
) {
return NextResponse.json(
{
error: true,
message: `you are not allowed to use ${jsonBody?.model} model`,
},
{
status: 403,
},
);
}
} catch (e) {
console.error(`[ByteDance] filter`, e);
}
}

try {
const res = await fetch(fetchUrl, fetchOptions);

// to prevent browser prompt for credentials
const newHeaders = new Headers(res.headers);
newHeaders.delete("www-authenticate");
// to disable nginx buffering
newHeaders.set("X-Accel-Buffering", "no");

return new Response(res.body, {
status: res.status,
statusText: res.statusText,
headers: newHeaders,
});
} finally {
clearTimeout(timeoutId);
}
}
32 changes: 29 additions & 3 deletions app/client/api.ts
Original file line number Diff line number Diff line change
Expand Up @@ -10,6 +10,7 @@ import { ChatGPTApi } from "./platforms/openai";
import { GeminiProApi } from "./platforms/google";
import { ClaudeApi } from "./platforms/anthropic";
import { ErnieApi } from "./platforms/baidu";
import { DoubaoApi } from "./platforms/bytedance";

export const ROLES = ["system", "user", "assistant"] as const;
export type MessageRole = (typeof ROLES)[number];
Expand Down Expand Up @@ -109,6 +110,9 @@ export class ClientApi {
case ModelProvider.Ernie:
this.llm = new ErnieApi();
break;
case ModelProvider.Doubao:
this.llm = new DoubaoApi();
break;
default:
this.llm = new ChatGPTApi();
}
Expand Down Expand Up @@ -175,15 +179,27 @@ export function getHeaders() {
const isGoogle = modelConfig.providerName == ServiceProvider.Google;
const isAzure = modelConfig.providerName === ServiceProvider.Azure;
const isAnthropic = modelConfig.providerName === ServiceProvider.Anthropic;
const isBaidu = modelConfig.providerName == ServiceProvider.Baidu;
const isByteDance = modelConfig.providerName === ServiceProvider.ByteDance;
const isEnabledAccessControl = accessStore.enabledAccessControl();
const apiKey = isGoogle
? accessStore.googleApiKey
: isAzure
? accessStore.azureApiKey
: isAnthropic
? accessStore.anthropicApiKey
: isByteDance
? accessStore.bytedanceApiKey
: accessStore.openaiApiKey;
return { isGoogle, isAzure, isAnthropic, apiKey, isEnabledAccessControl };
return {
isGoogle,
isAzure,
isAnthropic,
isBaidu,
isByteDance,
apiKey,
isEnabledAccessControl,
};
}

function getAuthHeader(): string {
Expand All @@ -199,10 +215,18 @@ export function getHeaders() {
function validString(x: string): boolean {
return x?.length > 0;
}
const { isGoogle, isAzure, isAnthropic, apiKey, isEnabledAccessControl } =
getConfig();
const {
isGoogle,
isAzure,
isAnthropic,
isBaidu,
apiKey,
isEnabledAccessControl,
} = getConfig();
// when using google api in app, not set auth header
if (isGoogle && clientConfig?.isApp) return headers;
// when using baidu api in app, not set auth header
if (isBaidu && clientConfig?.isApp) return headers;

const authHeader = getAuthHeader();

Expand All @@ -227,6 +251,8 @@ export function getClientApi(provider: ServiceProvider): ClientApi {
return new ClientApi(ModelProvider.Claude);
case ServiceProvider.Baidu:
return new ClientApi(ModelProvider.Ernie);
case ServiceProvider.ByteDance:
return new ClientApi(ModelProvider.Doubao);
default:
return new ClientApi(ModelProvider.GPT);
}
Expand Down
Loading

0 comments on commit 94bc91c

Please sign in to comment.