#!/usr/bin/env node const path = require("path") const fs = require("fs") function processStringSync(string, env) { let output = "" // process if statements let removal = false for (let line of string.split("\n")) { if (new RegExp(`{{\/if}}`, "g").test(line)) { removal = false continue } if (!removal) { const match = line.match(new RegExp(`{{#if (.*)}}`)) if (match) { const key = match[1] // check the if statement is true if (!env[key]) { removal = true } continue } output += line + "\n" } } for (let key in env) { // replace variables const rgx = new RegExp(`{{\\s*${key}\\s*}}`, "g") output = output.replace(rgx, env[key]) } return output } const Configs = { prod: { apps: "app-service.budibase.svc.cluster.local", worker: "worker-service.budibase.svc.cluster.local", minio: "minio-service.budibase.svc.cluster.local", couchdb: "budibase-prod-svc-couchdb", resolver: "kube-dns.kube-system.svc.cluster.local" }, preprod: { apps: "app-service.budibase.svc.cluster.local", worker: "worker-service.budibase.svc.cluster.local", minio: "minio-service.budibase.svc.cluster.local", couchdb: "budibase-preprod-svc-couchdb", resolver: "kube-dns.kube-system.svc.cluster.local" }, compose: { apps: "app-service", worker: "worker-service", minio: "minio-service", couchdb: "couchdb-service", watchtower: "watchtower-service", resolver: "127.0.0.11" }, } const Commands = { Prod: "prod", Preprod: "preprod", Compose: "compose", } async function init(managementCommand) { const config = Configs[managementCommand] const hostingPath = path.join(process.cwd(), "hosting") const nginxHbsPath = path.join(hostingPath, "nginx.prod.conf.hbs") const nginxOutputPath = path.join( hostingPath, "proxy", ".generated-nginx.prod.conf" ) const contents = fs.readFileSync(nginxHbsPath, "utf8") fs.writeFileSync(nginxOutputPath, processStringSync(contents, config)) } const managementCommand = process.argv.slice(2)[0] if ( !managementCommand || !Object.values(Commands).some(command => managementCommand === command) ) { throw new Error( "You must supply either a 'compose', 'preprod' or 'prod' commmand to generate an NGINX config." ) } init(managementCommand) .then(() => { console.log("Done! 🎉") }) .catch(err => { console.error( "Something went wrong while creating the nginx configuration", err.message ) })