iceshrimp-legacy/packages/backend/src/config/load.ts
syuilo 0e4a111f81 refactoring
Resolve #7779
2021-11-12 02:02:25 +09:00

62 lines
1.6 KiB
TypeScript

/**
* Config loader
*/
import * as fs from 'fs';
import { fileURLToPath } from 'url';
import { dirname } from 'path';
import * as yaml from 'js-yaml';
import { Source, Mixin } from './types';
//const _filename = fileURLToPath(import.meta.url);
const _filename = __filename;
const _dirname = dirname(_filename);
/**
* Path of configuration directory
*/
const dir = `${_dirname}/../../../../.config`;
/**
* Path of configuration file
*/
const path = process.env.NODE_ENV === 'test'
? `${dir}/test.yml`
: `${dir}/default.yml`;
export default function load() {
const meta = JSON.parse(fs.readFileSync(`${_dirname}/../../../../built/meta.json`, 'utf-8'));
const config = yaml.load(fs.readFileSync(path, 'utf-8')) as Source;
const mixin = {} as Mixin;
const url = tryCreateUrl(config.url);
config.url = url.origin;
config.port = config.port || parseInt(process.env.PORT || '', 10);
mixin.version = meta.version;
mixin.host = url.host;
mixin.hostname = url.hostname;
mixin.scheme = url.protocol.replace(/:$/, '');
mixin.wsScheme = mixin.scheme.replace('http', 'ws');
mixin.wsUrl = `${mixin.wsScheme}://${mixin.host}`;
mixin.apiUrl = `${mixin.scheme}://${mixin.host}/api`;
mixin.authUrl = `${mixin.scheme}://${mixin.host}/auth`;
mixin.driveUrl = `${mixin.scheme}://${mixin.host}/files`;
mixin.userAgent = `Misskey/${meta.version} (${config.url})`;
if (!config.redis.prefix) config.redis.prefix = mixin.host;
return Object.assign(config, mixin);
}
function tryCreateUrl(url: string) {
try {
return new URL(url);
} catch (e) {
throw `url="${url}" is not a valid URL.`;
}
}