mirror of
https://github.com/gamedig/node-gamedig.git
synced 2024-09-07 03:21:29 +02:00
* Remove Players Set Num * Stabilize numplayers on armagetron * Stabilize numplayers on ase * Stabilize numplayers on assettocorsa * Optimize away a variable declaration * Stabilize numplayers on buildandshoot * Stabilize numplayers on cs2d * Fix wrong raw field parsed on Doom3 * Updated CHANGELOG and README regarding doom3 fix and numplayers * Stabilize numplayers on doom3 * Stabilize numplayers on eco * Stabilize numplayers on ffow * Stabilize numplayers on quake2 * Stabilize numplayers on gamespy1 * Stabilize numplayers on gamespy2 * Stabilize numplayers on gamespy3 * Remove reductant numplayers setter in jc2mp * Stabilize numplayers on kspdmp * Stabilize numplayers on mafia2mp * Stabilize numplayers on minecraftvanilla and remove players empty placeholders * Stabilize numplayers on nadeo * Stabilize numplayers on samp and reduce unused setters * Stabilize numplayers on terraria * Stabilize numplayers on tribes1 * Stabilize numplayers on unreal2 * Stabilize numplayers on valve * Stabilize numplayers on ventrilo * Battlefield: Set numplayers from info, not players * Stabilize numplayers on minecraft * Stabilize numplayers on teamspeak2 * Stabilize numplayers on teamspeak3 * Update CHANGELOG.md to add removal of players placeholders * Replaced minecraft gamespy numplayers
611 lines
19 KiB
JavaScript
611 lines
19 KiB
JavaScript
import Bzip2 from 'seek-bzip'
|
|
import Core from './core.js'
|
|
import { Buffer } from 'node:buffer'
|
|
|
|
const AppId = {
|
|
Squad: 393380,
|
|
Bat1944: 489940,
|
|
Ship: 2400,
|
|
DayZ: 221100,
|
|
Rust: 252490,
|
|
CSGO: 730,
|
|
CS_Source: 240,
|
|
EternalSilence: 17550,
|
|
Insurgency_MIC: 17700,
|
|
Source_SDK_Base_2006: 215
|
|
}
|
|
|
|
export default class valve extends Core {
|
|
constructor () {
|
|
super()
|
|
|
|
// legacy goldsrc info response -- basically not used by ANYTHING now,
|
|
// as most (all?) goldsrc servers respond with the source info reponse
|
|
// delete in a few years if nothing ends up using it anymore
|
|
this.goldsrcInfo = false
|
|
|
|
// unfortunately, the split format from goldsrc is still around, but we
|
|
// can detect that during the query
|
|
this.goldsrcSplits = false
|
|
|
|
// some mods require a challenge, but don't provide them in the new format
|
|
// at all, use the old dedicated challenge query if needed
|
|
this.legacyChallenge = false
|
|
|
|
// 2006 engines don't pass packet switching size in split packet header
|
|
// while all others do, this need is detected automatically
|
|
this._skipSizeInSplitHeader = false
|
|
|
|
this._challenge = ''
|
|
}
|
|
|
|
async run (state) {
|
|
if (!this.options.port) this.options.port = 27015
|
|
await this.queryInfo(state)
|
|
await this.queryChallenge()
|
|
await this.queryPlayers(state)
|
|
await this.queryRules(state)
|
|
await this.cleanup(state)
|
|
}
|
|
|
|
async queryInfo (/** Results */ state) {
|
|
this.logger.debug('Requesting info ...')
|
|
const b = await this.sendPacket(
|
|
this.goldsrcInfo ? undefined : 0x54,
|
|
this.goldsrcInfo ? 'details' : 'Source Engine Query\0',
|
|
this.goldsrcInfo ? 0x6D : 0x49,
|
|
false
|
|
)
|
|
|
|
const reader = this.reader(b)
|
|
|
|
if (this.goldsrcInfo) state.raw.address = reader.string()
|
|
else state.raw.protocol = reader.uint(1)
|
|
|
|
state.name = reader.string()
|
|
state.map = reader.string()
|
|
state.raw.folder = reader.string()
|
|
state.raw.game = reader.string()
|
|
if (!this.goldsrcInfo) state.raw.appId = reader.uint(2)
|
|
state.numplayers = reader.uint(1)
|
|
state.maxplayers = reader.uint(1)
|
|
|
|
if (this.goldsrcInfo) state.raw.protocol = reader.uint(1)
|
|
else state.raw.numbots = reader.uint(1)
|
|
|
|
state.raw.listentype = String.fromCharCode(reader.uint(1))
|
|
state.raw.environment = String.fromCharCode(reader.uint(1))
|
|
|
|
state.password = !!reader.uint(1)
|
|
if (this.goldsrcInfo) {
|
|
state.raw.ismod = reader.uint(1)
|
|
if (state.raw.ismod) {
|
|
state.raw.modlink = reader.string()
|
|
state.raw.moddownload = reader.string()
|
|
reader.skip(1)
|
|
state.raw.modversion = reader.uint(4)
|
|
state.raw.modsize = reader.uint(4)
|
|
state.raw.modtype = reader.uint(1)
|
|
state.raw.moddll = reader.uint(1)
|
|
}
|
|
} else {
|
|
state.raw.secure = reader.uint(1)
|
|
if (state.raw.appId === AppId.Ship) {
|
|
state.raw.shipmode = reader.uint(1)
|
|
state.raw.shipwitnesses = reader.uint(1)
|
|
state.raw.shipduration = reader.uint(1)
|
|
}
|
|
state.raw.version = reader.string()
|
|
const extraFlag = reader.uint(1)
|
|
if (extraFlag & 0x80) state.gamePort = reader.uint(2)
|
|
if (extraFlag & 0x10) state.raw.steamid = reader.uint(8).toString()
|
|
if (extraFlag & 0x40) {
|
|
state.raw.sourcetvport = reader.uint(2)
|
|
state.raw.sourcetvname = reader.string()
|
|
}
|
|
if (extraFlag & 0x20) state.raw.tags = reader.string().split(',')
|
|
if (extraFlag & 0x01) {
|
|
const gameId = reader.uint(8)
|
|
const betterAppId = gameId.getLowBitsUnsigned() & 0xffffff
|
|
if (betterAppId) {
|
|
state.raw.appId = betterAppId
|
|
}
|
|
}
|
|
}
|
|
|
|
const appId = state.raw.appId
|
|
|
|
// from https://developer.valvesoftware.com/wiki/Server_queries
|
|
if (
|
|
state.raw.protocol === 7 && (
|
|
state.raw.appId === AppId.Source_SDK_Base_2006 ||
|
|
state.raw.appId === AppId.EternalSilence ||
|
|
state.raw.appId === AppId.Insurgency_MIC ||
|
|
state.raw.appId === AppId.CS_Source
|
|
)
|
|
) {
|
|
this._skipSizeInSplitHeader = true
|
|
}
|
|
this.logger.debug('INFO: ', state.raw)
|
|
if (state.raw.protocol === 48) {
|
|
this.logger.debug('GOLDSRC DETECTED - USING MODIFIED SPLIT FORMAT')
|
|
this.goldsrcSplits = true
|
|
}
|
|
|
|
// DayZ embeds some of the server information inside the tags attribute
|
|
if (appId === AppId.DayZ) {
|
|
if (state.raw.tags) {
|
|
state.raw.dlcEnabled = false
|
|
state.raw.firstPerson = false
|
|
for (const tag of state.raw.tags) {
|
|
if (tag.startsWith('lqs')) {
|
|
const value = parseInt(tag.replace('lqs', ''))
|
|
if (!isNaN(value)) {
|
|
state.raw.queue = value
|
|
}
|
|
}
|
|
if (tag.includes('no3rd')) {
|
|
state.raw.firstPerson = true
|
|
}
|
|
if (tag.includes('isDLC')) {
|
|
state.raw.dlcEnabled = true
|
|
}
|
|
if (tag.includes(':')) {
|
|
state.raw.time = tag
|
|
}
|
|
if (tag.startsWith('etm')) {
|
|
const value = parseInt(tag.replace('etm', ''))
|
|
if (!isNaN(value)) {
|
|
state.raw.dayAcceleration = value
|
|
}
|
|
}
|
|
if (tag.startsWith('entm')) {
|
|
const value = parseInt(tag.replace('entm', ''))
|
|
if (!isNaN(value)) {
|
|
state.raw.nightAcceleration = value
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
if (appId === AppId.Rust) {
|
|
if (state.raw.tags) {
|
|
for (const tag of state.raw.tags) {
|
|
if (tag.startsWith('mp')) {
|
|
const value = parseInt(tag.replace('mp', ''))
|
|
if (!isNaN(value)) {
|
|
state.maxplayers = value
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
async queryChallenge () {
|
|
if (this.legacyChallenge) {
|
|
// sendPacket will catch the response packet and
|
|
// save the challenge for us
|
|
this.logger.debug('Requesting legacy challenge key ...')
|
|
await this.sendPacket(
|
|
0x57,
|
|
null,
|
|
0x41,
|
|
false
|
|
)
|
|
}
|
|
}
|
|
|
|
async queryPlayers (/** Results */ state) {
|
|
state.raw.players = []
|
|
|
|
this.logger.debug('Requesting player list ...')
|
|
const b = await this.sendPacket(
|
|
this.goldsrcInfo ? undefined : 0x55,
|
|
this.goldsrcInfo ? 'players' : null,
|
|
0x44,
|
|
true
|
|
)
|
|
|
|
if (b === null) {
|
|
// Player query timed out
|
|
// CSGO doesn't respond to player query if host_players_show is not 2
|
|
// Conan Exiles never responds to player query
|
|
// Just skip it, and we'll fill with dummy objects in cleanup()
|
|
return
|
|
}
|
|
|
|
const reader = this.reader(b)
|
|
const num = reader.uint(1)
|
|
for (let i = 0; i < num; i++) {
|
|
reader.skip(1)
|
|
const name = reader.string()
|
|
const score = reader.int(4)
|
|
const time = reader.float()
|
|
|
|
this.logger.debug('Found player: ' + name + ' ' + score + ' ' + time)
|
|
|
|
// connecting players don't count as players.
|
|
if (!name) continue
|
|
|
|
// CSGO sometimes adds a bot named 'Max Players' if host_players_show is not 2
|
|
if (state.raw.appId === AppId.CSGO && name === 'Max Players') continue
|
|
|
|
state.raw.players.push({
|
|
name, score, time
|
|
})
|
|
}
|
|
}
|
|
|
|
async queryRules (/** Results */ state) {
|
|
const appId = state.raw.appId
|
|
if (appId === AppId.Squad ||
|
|
appId === AppId.Bat1944 ||
|
|
this.options.requestRules) {
|
|
// let's get 'em
|
|
} else {
|
|
return
|
|
}
|
|
|
|
const rules = {}
|
|
state.raw.rules = rules
|
|
const dayZPayload = []
|
|
|
|
this.logger.debug('Requesting rules ...')
|
|
|
|
if (this.goldsrcInfo) {
|
|
const b = await this.udpSend('\xff\xff\xff\xffrules', b => b, () => null)
|
|
if (b === null) return // timed out - the server probably has rules disabled
|
|
const reader = this.reader(b)
|
|
while (!reader.done()) {
|
|
const key = reader.string()
|
|
const value = reader.string()
|
|
rules[key] = value
|
|
}
|
|
} else {
|
|
const b = await this.sendPacket(0x56, null, 0x45, true)
|
|
if (b === null) return // timed out - the server probably has rules disabled
|
|
|
|
let dayZPayloadEnded = false
|
|
|
|
const reader = this.reader(b)
|
|
const num = reader.uint(2)
|
|
for (let i = 0; i < num; i++) {
|
|
if (appId === AppId.DayZ && !dayZPayloadEnded) {
|
|
const one = reader.uint(1)
|
|
const two = reader.uint(1)
|
|
const three = reader.uint(1)
|
|
if (one !== 0 && two !== 0 && three === 0) {
|
|
while (true) {
|
|
const byte = reader.uint(1)
|
|
if (byte === 0) break
|
|
dayZPayload.push(byte)
|
|
}
|
|
continue
|
|
} else {
|
|
reader.skip(-3)
|
|
dayZPayloadEnded = true
|
|
}
|
|
}
|
|
|
|
const key = reader.string()
|
|
const value = reader.string()
|
|
rules[key] = value
|
|
}
|
|
}
|
|
|
|
// Battalion 1944 puts its info into rules fields for some reason
|
|
if (appId === AppId.Bat1944) {
|
|
if ('bat_name_s' in rules) {
|
|
state.name = rules.bat_name_s
|
|
delete rules.bat_name_s
|
|
if ('bat_player_count_s' in rules) {
|
|
state.numplayers = parseInt(rules.bat_player_count_s)
|
|
delete rules.bat_player_count_s
|
|
}
|
|
if ('bat_max_players_i' in rules) {
|
|
state.maxplayers = parseInt(rules.bat_max_players_i)
|
|
delete rules.bat_max_players_i
|
|
}
|
|
if ('bat_has_password_s' in rules) {
|
|
state.password = rules.bat_has_password_s === 'Y'
|
|
delete rules.bat_has_password_s
|
|
}
|
|
// apparently map is already right, and this var is often wrong
|
|
delete rules.bat_map_s
|
|
}
|
|
}
|
|
|
|
// Squad keeps its password in a separate field
|
|
if (appId === AppId.Squad) {
|
|
if (rules.Password_b === 'true') {
|
|
state.password = true
|
|
}
|
|
}
|
|
|
|
if (appId === AppId.DayZ) {
|
|
state.raw.dayzMods = this.readDayzMods(Buffer.from(dayZPayload))
|
|
}
|
|
}
|
|
|
|
readDayzMods (/** Buffer */ buffer) {
|
|
if (!buffer.length) {
|
|
return {}
|
|
}
|
|
|
|
this.logger.debug('DAYZ BUFFER')
|
|
this.logger.debug(buffer)
|
|
|
|
const reader = this.reader(buffer)
|
|
const version = this.readDayzByte(reader)
|
|
const overflow = this.readDayzByte(reader)
|
|
const dlc1 = this.readDayzByte(reader)
|
|
const dlc2 = this.readDayzByte(reader)
|
|
this.logger.debug('version ' + version)
|
|
this.logger.debug('overflow ' + overflow)
|
|
this.logger.debug('dlc1 ' + dlc1)
|
|
this.logger.debug('dlc2 ' + dlc2)
|
|
if (dlc1) {
|
|
const unknown = this.readDayzUint(reader, 4) // ?
|
|
this.logger.debug('unknown ' + unknown)
|
|
}
|
|
if (dlc2) {
|
|
const unknown = this.readDayzUint(reader, 4) // ?
|
|
this.logger.debug('unknown ' + unknown)
|
|
}
|
|
const mods = []
|
|
mods.push(...this.readDayzModsSection(reader, true))
|
|
mods.push(...this.readDayzModsSection(reader, false))
|
|
this.logger.debug('dayz buffer rest:', reader.rest())
|
|
return mods
|
|
}
|
|
|
|
readDayzModsSection (/** Reader */ reader, withHeader) {
|
|
const out = []
|
|
const count = this.readDayzByte(reader)
|
|
this.logger.debug('dayz mod section withHeader:' + withHeader + ' count:' + count)
|
|
for (let i = 0; i < count; i++) {
|
|
if (reader.done()) break
|
|
const mod = {}
|
|
if (withHeader) {
|
|
mod.unknown = this.readDayzUint(reader, 4) // ?
|
|
|
|
// For some reason this is 4 on all of them, but doesn't exist on the last one? but only sometimes?
|
|
const offset = reader.offset()
|
|
const flag = this.readDayzByte(reader)
|
|
if (flag !== 4) reader.setOffset(offset)
|
|
|
|
mod.workshopId = this.readDayzUint(reader, 4)
|
|
}
|
|
mod.title = this.readDayzString(reader)
|
|
this.logger.debug(mod)
|
|
out.push(mod)
|
|
}
|
|
return out
|
|
}
|
|
|
|
readDayzUint (reader, bytes) {
|
|
const out = []
|
|
for (let i = 0; i < bytes; i++) {
|
|
out.push(this.readDayzByte(reader))
|
|
}
|
|
const buf = Buffer.from(out)
|
|
const r2 = this.reader(buf)
|
|
return r2.uint(bytes)
|
|
}
|
|
|
|
readDayzByte (reader) {
|
|
const byte = reader.uint(1)
|
|
if (byte === 1) {
|
|
const byte2 = reader.uint(1)
|
|
if (byte2 === 1) return 1
|
|
if (byte2 === 2) return 0
|
|
if (byte2 === 3) return 0xff
|
|
return 0 // ?
|
|
}
|
|
return byte
|
|
}
|
|
|
|
readDayzString (reader) {
|
|
const length = this.readDayzByte(reader)
|
|
const out = []
|
|
for (let i = 0; i < length; i++) {
|
|
out.push(this.readDayzByte(reader))
|
|
}
|
|
return Buffer.from(out).toString('utf8')
|
|
}
|
|
|
|
async cleanup (/** Results */ state) {
|
|
// Organize players / hidden players into player / bot arrays
|
|
const botProbability = (p) => {
|
|
if (p.time === -1) return Number.MAX_VALUE
|
|
return p.time
|
|
}
|
|
const sortedPlayers = state.raw.players.sort((a, b) => {
|
|
return botProbability(a) - botProbability(b)
|
|
})
|
|
delete state.raw.players
|
|
const numBots = state.raw.numbots || 0
|
|
while (state.bots.length < numBots) {
|
|
if (sortedPlayers.length) state.bots.push(sortedPlayers.pop())
|
|
else state.bots.push({})
|
|
}
|
|
while (state.players.length < state.numplayers - numBots || sortedPlayers.length) {
|
|
if (sortedPlayers.length) state.players.push(sortedPlayers.pop())
|
|
else state.players.push({})
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Sends a request packet and returns only the response type expected
|
|
* @param {number} type
|
|
* @param {boolean} sendChallenge
|
|
* @param {?string|Buffer} payload
|
|
* @param {number} expect
|
|
* @param {boolean=} allowTimeout
|
|
* @returns Buffer|null
|
|
**/
|
|
async sendPacket (
|
|
type,
|
|
payload,
|
|
expect,
|
|
allowTimeout
|
|
) {
|
|
for (let keyRetry = 0; keyRetry < 3; keyRetry++) {
|
|
let receivedNewChallengeKey = false
|
|
const response = await this.sendPacketRaw(
|
|
type, payload,
|
|
(payload) => {
|
|
const reader = this.reader(payload)
|
|
const type = reader.uint(1)
|
|
this.logger.debug(() => 'Received 0x' + type.toString(16) + ' expected 0x' + expect.toString(16))
|
|
if (type === 0x41) {
|
|
const key = reader.uint(4)
|
|
if (this._challenge !== key) {
|
|
this.logger.debug('Received new challenge key: 0x' + key.toString(16))
|
|
this._challenge = key
|
|
receivedNewChallengeKey = true
|
|
}
|
|
}
|
|
if (type === expect) {
|
|
return reader.rest()
|
|
} else if (receivedNewChallengeKey) {
|
|
return null
|
|
}
|
|
},
|
|
() => {
|
|
if (allowTimeout) return null
|
|
}
|
|
)
|
|
if (!receivedNewChallengeKey) {
|
|
return response
|
|
}
|
|
}
|
|
throw new Error('Received too many challenge key responses')
|
|
}
|
|
|
|
/**
|
|
* Sends a request packet and assembles partial responses
|
|
* @param {number} type
|
|
* @param {boolean} sendChallenge
|
|
* @param {?string|Buffer} payload
|
|
* @param {function(Buffer)} onResponse
|
|
* @param {function()} onTimeout
|
|
**/
|
|
async sendPacketRaw (
|
|
type,
|
|
payload,
|
|
onResponse,
|
|
onTimeout
|
|
) {
|
|
const challengeAtBeginning = type === 0x55 || type === 0x56
|
|
const challengeAtEnd = type === 0x54 && !!this._challenge
|
|
|
|
if (typeof payload === 'string') payload = Buffer.from(payload, 'binary')
|
|
|
|
const b = Buffer.alloc(4 +
|
|
(type !== undefined ? 1 : 0) +
|
|
(challengeAtBeginning ? 4 : 0) +
|
|
(challengeAtEnd ? 4 : 0) +
|
|
(payload ? payload.length : 0)
|
|
)
|
|
let offset = 0
|
|
|
|
let challenge = this._challenge
|
|
if (!challenge) challenge = 0xffffffff
|
|
|
|
b.writeInt32LE(-1, offset)
|
|
offset += 4
|
|
|
|
if (type !== undefined) {
|
|
b.writeUInt8(type, offset)
|
|
offset += 1
|
|
}
|
|
|
|
if (challengeAtBeginning) {
|
|
if (this.byteorder === 'le') b.writeUInt32LE(challenge, offset)
|
|
else b.writeUInt32BE(challenge, offset)
|
|
offset += 4
|
|
}
|
|
|
|
if (payload) {
|
|
payload.copy(b, offset)
|
|
offset += payload.length
|
|
}
|
|
|
|
if (challengeAtEnd) {
|
|
if (this.byteorder === 'le') b.writeUInt32LE(challenge, offset)
|
|
else b.writeUInt32BE(challenge, offset)
|
|
offset += 4
|
|
}
|
|
|
|
const packetStorage = {}
|
|
return await this.udpSend(
|
|
b,
|
|
(buffer) => {
|
|
const reader = this.reader(buffer)
|
|
const header = reader.int(4)
|
|
if (header === -1) {
|
|
// full package
|
|
this.logger.debug('Received full packet')
|
|
return onResponse(reader.rest())
|
|
}
|
|
if (header === -2) {
|
|
// partial package
|
|
const uid = reader.uint(4)
|
|
if (!(uid in packetStorage)) packetStorage[uid] = {}
|
|
const packets = packetStorage[uid]
|
|
|
|
let bzip = false
|
|
if (!this.goldsrcSplits && uid & 0x80000000) bzip = true
|
|
|
|
let packetNum, payload, numPackets
|
|
if (this.goldsrcSplits) {
|
|
packetNum = reader.uint(1)
|
|
numPackets = packetNum & 0x0f
|
|
packetNum = (packetNum & 0xf0) >> 4
|
|
payload = reader.rest()
|
|
} else {
|
|
numPackets = reader.uint(1)
|
|
packetNum = reader.uint(1)
|
|
if (!this._skipSizeInSplitHeader) reader.skip(2)
|
|
if (packetNum === 0 && bzip) reader.skip(8)
|
|
payload = reader.rest()
|
|
}
|
|
|
|
packets[packetNum] = payload
|
|
|
|
this.logger.debug(() => 'Received partial packet uid: 0x' + uid.toString(16) + ' num: ' + packetNum)
|
|
this.logger.debug(() => 'Received ' + Object.keys(packets).length + '/' + numPackets + ' packets for this UID')
|
|
|
|
if (Object.keys(packets).length !== numPackets) return
|
|
|
|
// assemble the parts
|
|
const list = []
|
|
for (let i = 0; i < numPackets; i++) {
|
|
if (!(i in packets)) {
|
|
throw new Error('Missing packet #' + i)
|
|
}
|
|
list.push(packets[i])
|
|
}
|
|
|
|
let assembled = Buffer.concat(list)
|
|
if (bzip) {
|
|
this.logger.debug('BZIP DETECTED - Extracing packet...')
|
|
try {
|
|
assembled = Bzip2.decode(assembled)
|
|
} catch (e) {
|
|
throw new Error('Invalid bzip packet')
|
|
}
|
|
}
|
|
const assembledReader = this.reader(assembled)
|
|
assembledReader.skip(4) // header
|
|
return onResponse(assembledReader.rest())
|
|
}
|
|
},
|
|
onTimeout
|
|
)
|
|
}
|
|
}
|