VogelSocialMedia/code/backend/scripts/install.ts
2025-06-20 17:09:10 +02:00

111 lines
3.8 KiB
TypeScript

// this script is used to install the project
import { exec } from "child_process";
import util from "util";
const execPromise = util.promisify(exec);
import fs, { read } from "fs";
import readlineSync from "readline-sync";
import crypto from "crypto";
import dotenv from "dotenv";
import { minioClient } from "../src/server";
type env_config = {
name: string;
generated: boolean;
input?: string;
default?: string;
hide?: boolean;
minLength: number;
};
type json_config = {
commands: string[];
requiredKeys: env_config[];
};
const json_path: string = "scripts/install.json"; // Path to the JSON file
const raw = fs.readFileSync(json_path, "utf8");
const config: json_config = JSON.parse(raw); // Parse the JSON file
//check if there is a .env and if it has the correct settings
let missingConfigs: env_config[] = [];
if (fs.existsSync(".env")) {
dotenv.config();
for (const setting of config.requiredKeys) {
if (!process.env[setting.name] || process.env[setting.name]!.length <= setting.minLength) {
missingConfigs.push(setting);
}
}
} else {
missingConfigs = config.requiredKeys;
}
if (missingConfigs.length < 1 ) {
// if it`s all set abort the installation
console.log("All required settings are already set in .env.");
} else {
// getting user input for the PostgreSQL username and password
console.log("generrating .env file");
for (const setting of missingConfigs) {
if (!setting.generated) {
let input: string = "";
do {
input = readlineSync.question(
`Enter the ${setting.name} ${setting.default ? `(${setting.default})` : "" + ` min: ${setting.minLength}`}: `,
{ defaultInput: setting.default, hideEchoBack: setting.hide }
);
} while (!input || input.length < setting.minLength);
process.env[setting.name] = input;
} else if (setting.name === "TOKEN_SECRET" || setting.name === "REFRESH_TOKEN_SECRET") {
// generating a random JWT secret
const jwtSecret: string = crypto.randomBytes(32).toString("hex"); // 64 character
process.env[setting.name] = jwtSecret;
}
}
let env: string = `DATABASE_URL="postgresql://${process.env["DB_USER"]}:${process.env["DB_PASSWORD"]}@localhost:5432/prisma"\n`;
for (const setting of config.requiredKeys) {
if (setting.name != "DATABASE_URL") {
env += `${setting.name}="${process.env[setting.name]}"\n`;
}
}
// writing the .env file
try {
fs.writeFileSync(".env", env);
console.log("File has been written successfully.");
} catch (err) {
console.error("Error writing to file:", err);
}
}
let failed: boolean = false;
// running the commands from the JSON file
// The commands are executed in the order they are defined in the JSON file
(async () => {
for (const command of config.commands) {
try {
const { stdout, stderr } = await execPromise(command); // Wait for the command to finish
if (stderr) {
console.log(stderr);
}
console.log(stdout); // Print the output of the command`);
} catch (error: any) {
console.log(`error: ${error.message}`);
failed = true;
break; // Stop execution if an error occurs
}
}
// check if the images bucket exists in minIO
const exists = await new Promise<boolean>((resolve, reject) => {
minioClient
.bucketExists("images")
.then((exists: boolean) => resolve(exists))
.catch((err: Error) => reject(err));
});
if (!exists) {
// if the bucket does not exist, create it
await minioClient.makeBucket("images", "eu-west-1"); // region is required, but can be any valid region and doesn't mattter for minIO
console.log("Bucket 'images' created successfully.");
}
console.log(failed?"installation failed":"Installation complete");
process.exit(0); // Exit the process after all commands are executed
})();