Codex
94 lines
2.4 KiB
JavaScript
94 lines
2.4 KiB
JavaScript
#!/usr/bin/env node
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import {
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healthPayload,
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listen,
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proxyHttpRequest,
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resolveHostPort,
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sendJson
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} from "../../internal/dev-entrypoint/http.mjs";
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import { createServer } from "node:http";
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const serviceId = "hwlab-edge-proxy";
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const upstream = process.env.HWLAB_EDGE_UPSTREAM || "http://hwlab-cloud-api.hwlab-dev.svc.cluster.local:6667";
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const proxyTimeoutMs = parseTimeout(process.env.HWLAB_EDGE_PROXY_TIMEOUT_MS, 1260000, {
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min: 1000,
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max: 2400000
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});
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const { host, port } = resolveHostPort({
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listenEnv: "HWLAB_EDGE_LISTEN",
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hostEnv: "HWLAB_EDGE_HOST",
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portEnv: "HWLAB_EDGE_PORT",
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fallbackPort: 6667
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});
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function proxyDetails() {
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return {
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upstream,
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timeoutMs: proxyTimeoutMs,
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mode: "dev-edge-proxy"
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};
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}
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function parseTimeout(value, fallback, { min, max }) {
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const parsed = Number.parseInt(value || "", 10);
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if (!Number.isInteger(parsed)) return fallback;
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return Math.min(Math.max(parsed, min), max);
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}
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const server = createServer((request, response) => {
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const url = new URL(request.url || "/", "http://hwlab-edge-proxy.local");
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if (request.method === "GET" && url.pathname === "/health/live") {
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proxyHttpRequest({ request, response, upstream, timeoutMs: proxyTimeoutMs });
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return;
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}
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if (request.method === "GET" && (url.pathname === "/health" || url.pathname === "/edge/health")) {
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sendJson(response, 200, healthPayload({
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serviceId,
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role: "public-dev-ingress",
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details: proxyDetails()
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}));
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return;
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}
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if (request.method === "GET" && (url.pathname === "/status" || url.pathname === "/routes")) {
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sendJson(response, 200, {
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serviceId,
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environment: "dev",
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status: "ok",
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upstream,
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routes: [
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{
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pathPrefix: "/",
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upstream,
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mode: "http-proxy"
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}
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]
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});
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return;
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}
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if (request.method === "GET" && url.pathname === "/help") {
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sendJson(response, 200, {
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serviceId,
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commands: ["GET /health", "GET /edge/health", "GET /health/live", "GET /status", "GET /routes"]
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});
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return;
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}
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if (url.pathname === "/v1/internal" || url.pathname.startsWith("/v1/internal/")) {
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sendJson(response, 404, {
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error: {
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code: "not_found",
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message: "Internal HWLAB routes are not exposed through the public edge proxy."
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}
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});
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return;
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}
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proxyHttpRequest({ request, response, upstream, timeoutMs: proxyTimeoutMs });
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});
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listen(server, { serviceId, host, port });
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