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greenvironment-server/src/lib/globals.ts

60 lines
2.1 KiB
TypeScript

import {EventEmitter} from "events";
import * as fsx from "fs-extra";
import * as yaml from "js-yaml";
import * as path from "path";
import * as winston from "winston";
require("winston-daily-rotate-file");
const configPath = "config.yaml";
const defaultConfig = path.join(__dirname, "/../default-config.yaml");
// ensure that the config exists by copying the default config.
if (!(fsx.pathExistsSync(configPath))) {
fsx.copySync(defaultConfig, configPath);
} else {
const conf = yaml.safeLoad(fsx.readFileSync(configPath, "utf-8"));
const defConf = yaml.safeLoad(fsx.readFileSync(defaultConfig, "utf-8"));
fsx.writeFileSync(configPath, yaml.safeDump(Object.assign(defConf, conf)));
}
/**
* Defines global variables to be used.
*/
namespace globals {
export const config: IConfig = yaml.safeLoad(fsx.readFileSync("config.yaml", "utf-8"));
// @ts-ignore
export const logger: winston.Logger = winston.createLogger({
transports: [
new winston.transports.Console({
format: winston.format.combine(
winston.format.timestamp(),
winston.format.colorize(),
winston.format.printf(({level, message, timestamp}) => {
return `${timestamp} ${level}: ${message}`;
}),
),
level: config.logging?.level ?? "info",
}),
// @ts-ignore
new (winston.transports.DailyRotateFile)({
dirname: "logs",
filename: "gv-%DATE%.log",
format: winston.format.combine(
winston.format.timestamp(),
winston.format.printf(({level, message, timestamp}) => {
return `${timestamp} ${level}: ${message}`;
}),
),
json: false,
level: config.logging?.level ?? "info",
maxFiles: "7d",
zippedArchive: true,
}),
],
});
export const internalEmitter: EventEmitter = new EventEmitter();
}
export default globals;