minecraft-server-logs
v1.1.8
Published
Library for parsing and streaming Minecraft logs
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Readme
minecraft-server-logs
Library for parsing and streaming Minecraft logs
Install
Install with npm
$ npm i minecraft-server-logs --save
or
$ yarn add minecraft-server-logs
Usage
const { createLoggedMessage } = require('minecraft-server-logs');
const message = createLoggedMessage(
'[00:00:00] [Dummy thread/INFO]: Hello world!'
);
console.dir(message);
// outputs: { timestamp: '00:00:00', thread: 'Dummy thread', level: 'INFO', message: 'Hello world!'}
import { createLoggedMessage } = from 'minecraft-server-logs';
const message = createLoggedMessage('[00:00:00] [Dummy thread/INFO]: Hello world!');
console.dir(message);
// outputs: { timestamp: '00:00:00', thread: 'Dummy thread', level: 'INFO', message: 'Hello world!'}
const event = createLoggedEvent(message);
console.dir(event);
// outputs: {
// timestamp: '00:00:00',
// thread: 'Dummy thread',
// level: 'INFO',
// message: 'Dummy joined the game',
// eventName: 'playerJoined',
// playerName: 'Dummy'
// }
import { streamLoggedLines, streamLoggedMessages } from 'minecraft-server-logs';
import { appendFileSync } from 'fs';
import { join } from 'path';
const logsFile = join(process.cwd(), 'logs', 'latest.log');
const messages$ = streamLoggedMessages(
streamLoggedLines(logsFile, {
fromBeginning: true,
})
);
messages$.subscribe((v) => console.log(`${v.timestamp}: ${v.message}`));
appendFileSync(logsFile, '[00:00:00] [Dummy thread/INFO]: Hello world!\n');
// outputs: 00:00:00: Hello world!
import { streamLoggedEvents } from 'minecraft-server-logs';
import { filter, map } from 'rxjs';
const events$ = streamLoggedEvents('./logs/latest.log');
const playerJoined$ = events$.pipe(
filter((v) => v.eventName === 'playerJoined'),
map((v) => v as LoggedEvent<PlayerJoinedEvent>)
);
import {
HasEventName,
LoggedEvent,
PlayerJoinedEvent,
PlayerLeftEvent,
} from 'minecraft-server-logs';
import { filter, map } from 'rxjs';
const filterPresenceEvents = filter(
({ eventName }: HasEventName) =>
eventName === 'playerJoined' || eventName === 'playerLeft'
);
const mapToPresenceEvent = map(
(v: LoggedEvent) => v as LoggedEvent<PlayerJoinedEvent | PlayerLeftEvent>
);
const presence$ = events$.pipe(filterPresenceEvents, mapToPresenceEvent);
presence$.subscribe(({ eventName, timestamp, playerName }) => {
console.log(`[${timestamp}] ${eventName}(${playerName})`);
});
const { openSync, appendFileSync } = require('fs');
const {
createLoggedMessage,
createLoggedEvent,
streamLoggedMessages,
streamLoggedEvents,
filterEq,
streamLoggedEventsNamed,
} = require('minecraft-server-logs');
const { of, interval } = require('rxjs');
const HELLO_WORLD =
'[00:00:00] [Dummy thread/INFO]: LordSequoia joined the game';
const message = createLoggedMessage(HELLO_WORLD);
const event = createLoggedEvent(message);
console.dir({ rawLog: HELLO_WORLD, message, event });
const rawLogs = of(
'[00:00:00] [Foo thread/INFO]: Server starting',
'[00:00:00] [Dummy thread/INFO]: Hello world!',
'[00:00:01] [Server thread/INFO]: LordSequoia joined the game',
'[00:00:02] [Server thread/INFO]: Starting minecraft server version (1.19)',
'[00:00:03] [Dummy thread/INFO]: <LordSequoia> Hello world!',
'[00:00:01] [Server thread/INFO]: LordSequoia left the game'
);
// const rawLogs = './logs/latest.log'
const messages$ = streamLoggedMessages(rawLogs);
const events$ = streamLoggedEvents(rawLogs);
messages$.subscribe(({ timestamp, thread, level, message }) =>
console.log(`[${level}] ${timestamp}: ${message}`)
);
events$.subscribe((v) => console.log(`[EVENT] ${v.eventName}`));
const playerJoined$ = events$.pipe(filterEq('eventName', 'playerJoined'));
playerJoined$.subscribe(({ timestamp, playerName }) =>
console.log(`${timestamp} ${playerName} joined!`)
);
const playerLeft$ = streamLoggedEventsNamed(rawLogs, 'playerLeft');
playerLeft$.subscribe(({ timestamp, playerName }) =>
console.log(`${timestamp} ${playerName} left :(`)
);
const serverEvents$ = streamLoggedEvents('./logs/latest.log');
serverEvents$.subscribe((v) =>
console.log(`[REAL-TIME] ${v.eventName} -> ${v.message}`)
);
const appendLog = (rawLog) => {
const appendOpts = { encoding: 'utf-8', flag: 'w' };
appendFileSync('./logs/latest.log', '\n' + rawLog, appendOpts);
};
interval(3 * 1000).subscribe((v) =>
appendLog(`[00:00:03] [Dummy thread/INFO]: <LordSequoia> Hello world ${v}!`)
);
Running tests
Install dev dependencies:
$ npm i -d && npm test
Contributing
Pull requests and stars are always welcome. For bugs and feature requests, please create an issue
Author
LordSequoia
License
Copyright © 2022 LordSequoia Licensed under the MIT license.
This file was generated by readme-generator on July 06, 2022.