96 lines
2.8 KiB
JavaScript
96 lines
2.8 KiB
JavaScript
const express = require("express");
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const { rateLimit } = require("express-rate-limit");
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const path = require("path");
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const app = express();
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module.exports = app;
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//process.nextTick(() => require("./mqttApp"));
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app.use(express.json());
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app.set("json spaces", 2);
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//express-rate-limit stolen from docs
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const limiter = rateLimit({
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windowMs: 15 * 60 * 1000, // 15 minutes
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limit: 600, // Limit each IP to 100 requests per `window` (here, per 15 minutes).
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standardHeaders: "draft-7", // draft-6: `RateLimit-*` headers; draft-7: combined `RateLimit` header
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legacyHeaders: false, // Disable the `X-RateLimit-*` headers.
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});
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// Hold list of functions to run when the server is ready
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app.onListen = [
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function () {
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console.log("Express is ready");
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},
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];
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// Apply the rate limiting middleware to all requests.
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app.use(limiter);
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//disable x-powered-by header for security reasons
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app.disable("x-powered-by");
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// Set up the templating engine to build HTML for the front end.
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app.set("views", path.join(__dirname, "./views"));
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app.set("view engine", "ejs");
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// Have express server static content( images, CSS, browser JS) from the public
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app.use(express.static(path.join(__dirname, "./public")));
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//route logic
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app.use("/api/seed/v0", require("./routes/seed_route.js"));
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app.use("/api/v0", require("./routes/api_routes"));
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//render logic
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app.use("/", require("./routes/render"));
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// Catch 404 and forward to error handler. If none of the above routes are
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// used, this is what will be called.
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app.use(function (req, res, next) {
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//application/json; charset=utf-8
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var err = new Error("Not Found");
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err.message = "Page not found";
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err.status = 404;
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next(err);
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});
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// Error handler. This is where `next()` will go on error
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app.use(function (err, req, res, next) {
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console.error(err.status || res.status, err.name, req.method, req.url);
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// Parse key error for Sequilzw
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let keyErrors = {};
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if (["SequelizeValidationError"].includes(err.name) && err.errors) {
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for (let item of err.errors) {
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if (item.path) {
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keyErrors[item.path] = item.message;
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}
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}
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res.status = 422;
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}
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if (![404, 401, 422].includes(err.status || res.status)) {
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console.error(err.message);
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console.error(err.stack);
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console.error("=========================================");
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}
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res.status(err.status || 500);
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// res.status(err.status || 500);
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if (req.get('Content-Type') && req.get('Content-Type').includes("json")) {
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res.json({
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name: err.name || "Unknown error",
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message: err.message,
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keyErrors,
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});
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}
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else {
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res.json({
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name: err.name || "Unknown error",
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message: err.message,
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keyErrors,
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});
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}
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});
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