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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,149 @@ | ||
| /*--------------------------------------------------------------------------------------------- | ||
| * Copyright (c) Microsoft Corporation. All rights reserved. | ||
| * Licensed under the MIT License. See License.txt in the project root for license information. | ||
| *--------------------------------------------------------------------------------------------*/ | ||
|
|
||
| import { MainThreadTunnelServiceShape, MainContext } from 'vs/workbench/api/common/extHost.protocol'; | ||
| import { IExtHostRpcService } from 'vs/workbench/api/common/extHostRpcService'; | ||
| import * as vscode from 'vscode'; | ||
| import { Disposable } from 'vs/base/common/lifecycle'; | ||
| import { IExtHostInitDataService } from 'vs/workbench/api/common/extHostInitDataService'; | ||
| import { URI } from 'vs/base/common/uri'; | ||
| import { exec } from 'child_process'; | ||
| import * as resources from 'vs/base/common/resources'; | ||
| import * as fs from 'fs'; | ||
| import { isLinux } from 'vs/base/common/platform'; | ||
| import { IExtHostTunnelService, TunnelOptions } from 'vs/workbench/api/common/extHostTunnelService'; | ||
|
|
||
| export class ExtHostTunnelService extends Disposable implements IExtHostTunnelService { | ||
| readonly _serviceBrand: undefined; | ||
| private readonly _proxy: MainThreadTunnelServiceShape; | ||
|
|
||
| constructor( | ||
| @IExtHostRpcService extHostRpc: IExtHostRpcService, | ||
| @IExtHostInitDataService initData: IExtHostInitDataService | ||
| ) { | ||
| super(); | ||
| this._proxy = extHostRpc.getProxy(MainContext.MainThreadTunnelService); | ||
| if (initData.remote.isRemote && initData.remote.authority) { | ||
| this.registerCandidateFinder(); | ||
| } | ||
| } | ||
| async makeTunnel(forward: TunnelOptions): Promise<vscode.Tunnel | undefined> { | ||
| const tunnel = await this._proxy.$openTunnel(forward); | ||
| if (tunnel) { | ||
| const disposableTunnel: vscode.Tunnel = { | ||
| remote: tunnel.remote, | ||
| localAddress: tunnel.localAddress, | ||
| dispose: () => { | ||
| return this._proxy.$closeTunnel(tunnel.remote.port); | ||
| } | ||
| }; | ||
| this._register(disposableTunnel); | ||
| return disposableTunnel; | ||
| } | ||
| return undefined; | ||
| } | ||
|
|
||
| async addDetected(tunnels: { remote: { port: number, host: string }, localAddress: string }[] | undefined): Promise<void> { | ||
| if (tunnels) { | ||
| return this._proxy.$addDetected(tunnels); | ||
| } | ||
| } | ||
|
|
||
| registerCandidateFinder(): Promise<void> { | ||
| return this._proxy.$registerCandidateFinder(); | ||
| } | ||
|
|
||
| async $findCandidatePorts(): Promise<{ port: number, detail: string }[]> { | ||
| if (!isLinux) { | ||
| return []; | ||
| } | ||
|
|
||
| const ports: { port: number, detail: string }[] = []; | ||
| const tcp: string = fs.readFileSync('/proc/net/tcp', 'utf8'); | ||
| const tcp6: string = fs.readFileSync('/proc/net/tcp6', 'utf8'); | ||
| const procSockets: string = await (new Promise(resolve => { | ||
| exec('ls -l /proc/[0-9]*/fd/[0-9]* | grep socket:', (error, stdout, stderr) => { | ||
| resolve(stdout); | ||
| }); | ||
| })); | ||
|
|
||
| const procChildren = fs.readdirSync('/proc'); | ||
| const processes: { pid: number, cwd: string, cmd: string }[] = []; | ||
| for (let childName of procChildren) { | ||
| try { | ||
| const pid: number = Number(childName); | ||
| const childUri = resources.joinPath(URI.file('/proc'), childName); | ||
| const childStat = fs.statSync(childUri.fsPath); | ||
| if (childStat.isDirectory() && !isNaN(pid)) { | ||
| const cwd = fs.readlinkSync(resources.joinPath(childUri, 'cwd').fsPath); | ||
| const cmd = fs.readFileSync(resources.joinPath(childUri, 'cmdline').fsPath, 'utf8').replace(/\0/g, ' '); | ||
| processes.push({ pid, cwd, cmd }); | ||
| } | ||
| } catch (e) { | ||
| // | ||
| } | ||
| } | ||
|
|
||
| const connections: { socket: number, ip: string, port: number }[] = this.loadListeningPorts(tcp, tcp6); | ||
| const sockets = this.getSockets(procSockets); | ||
|
|
||
| const socketMap = sockets.reduce((m, socket) => { | ||
| m[socket.socket] = socket; | ||
| return m; | ||
| }, {} as Record<string, typeof sockets[0]>); | ||
| const processMap = processes.reduce((m, process) => { | ||
| m[process.pid] = process; | ||
| return m; | ||
| }, {} as Record<string, typeof processes[0]>); | ||
|
|
||
| connections.filter((connection => socketMap[connection.socket])).forEach(({ socket, ip, port }) => { | ||
| const command = processMap[socketMap[socket].pid].cmd; | ||
| if (!command.match('.*\.vscode\-server\-[a-zA-Z]+\/bin.*') && (command.indexOf('out/vs/server/main.js') === -1)) { | ||
| ports.push({ port, detail: processMap[socketMap[socket].pid].cmd }); | ||
| } | ||
| }); | ||
|
|
||
| return ports; | ||
| } | ||
|
|
||
| private getSockets(stdout: string) { | ||
| const lines = stdout.trim().split('\n'); | ||
| return lines.map(line => { | ||
| const match = /\/proc\/(\d+)\/fd\/\d+ -> socket:\[(\d+)\]/.exec(line)!; | ||
| return { | ||
| pid: parseInt(match[1], 10), | ||
| socket: parseInt(match[2], 10) | ||
| }; | ||
| }); | ||
| } | ||
|
|
||
| private loadListeningPorts(...stdouts: string[]): { socket: number, ip: string, port: number }[] { | ||
| const table = ([] as Record<string, string>[]).concat(...stdouts.map(this.loadConnectionTable)); | ||
| return [ | ||
| ...new Map( | ||
| table.filter(row => row.st === '0A') | ||
| .map(row => { | ||
| const address = row.local_address.split(':'); | ||
| return { | ||
| socket: parseInt(row.inode, 10), | ||
| ip: address[0], | ||
| port: parseInt(address[1], 16) | ||
| }; | ||
| }).map(port => [port.port, port]) | ||
| ).values() | ||
| ]; | ||
| } | ||
|
|
||
| private loadConnectionTable(stdout: string): Record<string, string>[] { | ||
| const lines = stdout.trim().split('\n'); | ||
| const names = lines.shift()!.trim().split(/\s+/) | ||
| .filter(name => name !== 'rx_queue' && name !== 'tm->when'); | ||
| const table = lines.map(line => line.trim().split(/\s+/).reduce((obj, value, i) => { | ||
| obj[names[i] || i] = value; | ||
| return obj; | ||
| }, {} as Record<string, string>)); | ||
| return table; | ||
| } | ||
| } |
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