Harminder Virk
81 lines
1.7 KiB
TypeScript
81 lines
1.7 KiB
TypeScript
import express from "express"
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import getPort from "get-port"
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import { resolve } from "path"
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import { MedusaContainer } from "@medusajs/framework/types"
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import { applyEnvVarsToProcess } from "./utils"
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import { promiseAll, GracefulShutdownServer } from "@medusajs/framework/utils"
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async function bootstrapApp({
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cwd,
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env = {},
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}: { cwd?: string; env?: Record<any, any> } = {}) {
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const app = express()
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applyEnvVarsToProcess(env)
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const loaders = require("@medusajs/medusa/loaders/index").default
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const { container, shutdown } = await loaders({
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directory: resolve(cwd || process.cwd()),
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expressApp: app,
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})
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const PORT = process.env.PORT ? parseInt(process.env.PORT) : await getPort()
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return {
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shutdown,
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container,
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app,
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port: PORT,
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}
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}
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export async function startApp({
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cwd,
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env = {},
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}: { cwd?: string; env?: Record<any, any> } = {}): Promise<{
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shutdown: () => Promise<void>
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container: MedusaContainer
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port: number
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}> {
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const {
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app,
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port,
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container,
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shutdown: medusaShutdown,
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} = await bootstrapApp({
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cwd,
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env,
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})
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let expressServer
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const shutdown = async () => {
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await promiseAll([expressServer?.shutdown(), medusaShutdown()])
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if (typeof global !== "undefined" && global?.gc) {
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global.gc()
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}
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}
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return await new Promise((resolve, reject) => {
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const server = app
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.listen(port)
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.on("error", async (err) => {
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await shutdown()
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return reject(err)
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})
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.on("listening", () => {
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process.send?.(port)
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resolve({
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shutdown,
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container,
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port,
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})
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})
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// TODO: fix that once we find the appropriate place to put this util
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expressServer = GracefulShutdownServer.create(server)
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})
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}
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