40 lines
1.3 KiB
TypeScript
40 lines
1.3 KiB
TypeScript
import { Express, Response } from "express";
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import { createProxyMiddleware } from "http-proxy-middleware";
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const METASET_HOST = process.env.METASET_HOST || "metaset";
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const METASET_PORT = parseInt(process.env.METASET_PORT || "8100", 10);
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const METASET_TIMEOUT = 60000;
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export function setupMetasetProxy(app: Express): void {
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const target = `http://${METASET_HOST}:${METASET_PORT}`;
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const metasetProxy = createProxyMiddleware({
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target,
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changeOrigin: true,
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timeout: METASET_TIMEOUT,
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proxyTimeout: METASET_TIMEOUT,
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pathRewrite: { "^/metaset": "" },
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on: {
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error: (err, _req, res) => {
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console.error("[Metaset Proxy] Error:", err.message);
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if (res && typeof (res as Response).status === "function") {
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(res as Response).status(502).json({
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error: "Metaset indisponível",
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message: "O Metaset BI está iniciando. Tente novamente em alguns segundos.",
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target,
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});
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}
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},
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proxyRes: (proxyRes) => {
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const location = proxyRes.headers["location"];
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if (location && typeof location === "string" && location.startsWith("/")) {
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proxyRes.headers["location"] = `/metaset${location}`;
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}
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},
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},
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});
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app.use("/metaset", metasetProxy);
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console.log(`[Metaset Proxy] Configurado -> /metaset/* => ${target}`);
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}
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