96 lines
2.7 KiB
JavaScript
96 lines
2.7 KiB
JavaScript
// matrix-appservice-kakaotalk - A Matrix-KakaoTalk puppeting bridge.
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// Copyright (C) 2022 Tulir Asokan, Andrew Ferrazzutti
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//
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// This program is free software: you can redistribute it and/or modify
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// it under the terms of the GNU Affero General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// (at your option) any later version.
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//
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// This program is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU Affero General Public License for more details.
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//
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// You should have received a copy of the GNU Affero General Public License
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// along with this program. If not, see <https://www.gnu.org/licenses/>.
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import net from "net"
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import fs from "fs"
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import path from "path"
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import PeerClient from "./client.js"
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import { promisify } from "./util.js"
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export default class ClientManager {
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constructor(listenConfig) {
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this.listenConfig = listenConfig
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this.server = net.createServer(this.acceptConnection)
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this.connections = []
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this.clients = new Map()
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this.connIDSequence = 0
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this.stopped = false
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}
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log(...text) {
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console.log("[API]", ...text)
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}
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acceptConnection = sock => {
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if (this.stopped) {
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sock.end()
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sock.destroy()
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} else {
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const connID = this.connIDSequence++
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this.connections[connID] = sock
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new PeerClient(this, sock, connID).start()
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}
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}
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async startUnix(socketPath) {
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try {
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await fs.promises.access(path.dirname(socketPath))
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} catch (err) {
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await fs.promises.mkdir(path.dirname(socketPath), 0o700)
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}
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try {
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await fs.promises.unlink(socketPath)
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} catch (err) {}
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await promisify(cb => this.server.listen(socketPath, cb))
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await fs.promises.chmod(socketPath, 0o700)
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this.log("Now listening at", socketPath)
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}
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async startTCP(port, host) {
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await promisify(cb => this.server.listen(port, host, cb))
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this.log(`Now listening at ${host || ""}:${port}`)
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}
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async start() {
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this.log("Starting server")
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if (this.listenConfig.type === "unix") {
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await this.startUnix(this.listenConfig.path)
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} else if (this.listenConfig.type === "tcp") {
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await this.startTCP(this.listenConfig.port, this.listenConfig.host)
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}
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}
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async stop() {
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this.stopped = true
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for (const client of this.clients.values()) {
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await client.stop("Server is shutting down")
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}
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for (const socket of this.connections) {
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socket.end()
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socket.destroy()
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}
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this.log("Stopping server")
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await promisify(cb => this.server.close(cb))
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if (this.listenConfig.type === "unix") {
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try {
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await fs.promises.unlink(this.listenConfig.path)
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} catch (err) {}
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}
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}
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}
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