HouYunFei
499439d66b
- 将所有handler中的Fail函数调用替换为FailError以统一错误处理 - 添加FailError函数实现统一的错误日志记录和响应格式 - 移除Next.js配置中的rewrites并实现统一的API路由代理处理器 - 新增路由处理器支持长连接和大文件上传场景的代理转发 - 更新错误处理逻辑避免将内部错误详情暴露给前端用户
58 lines
1.8 KiB
TypeScript
58 lines
1.8 KiB
TypeScript
import type { NextRequest } from "next/server";
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export const runtime = "nodejs";
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export const maxDuration = 300;
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type RouteContext = {
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params: Promise<{ path: string[] }>;
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};
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function proxyHeaders(request: NextRequest) {
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const headers = new Headers(request.headers);
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headers.delete("host");
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headers.delete("content-length");
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headers.delete("connection");
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return headers;
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}
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function responseHeaders(response: Response) {
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const headers = new Headers(response.headers);
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headers.delete("content-length");
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headers.delete("content-encoding");
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headers.delete("transfer-encoding");
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return headers;
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}
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async function proxy(request: NextRequest, context: RouteContext) {
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const { path } = await context.params;
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const apiBaseUrl = process.env.API_BASE_URL || "http://127.0.0.1:8080";
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const target = `${apiBaseUrl.replace(/\/$/, "")}/api/${path.map(encodeURIComponent).join("/")}${request.nextUrl.search}`;
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const hasBody = request.method !== "GET" && request.method !== "HEAD";
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try {
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const response = await fetch(target, {
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method: request.method,
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headers: proxyHeaders(request),
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body: hasBody ? request.body : undefined,
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duplex: hasBody ? "half" : undefined,
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} as RequestInit & { duplex?: "half" });
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return new Response(response.body, {
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status: response.status,
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statusText: response.statusText,
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headers: responseHeaders(response),
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});
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} catch (error) {
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console.error("Failed to proxy", target, error);
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return Response.json({ code: 1, data: null, msg: "接口连接失败，请确认后端服务已启动" }, { status: 502 });
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}
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}
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export const GET = proxy;
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export const HEAD = proxy;
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export const POST = proxy;
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export const PUT = proxy;
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export const PATCH = proxy;
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export const DELETE = proxy;
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export const OPTIONS = proxy;
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