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core-20261017T201717Z-057348c4a70f Idinagdag: Hindi naitala ang petsa · Binuo: Okt 17, 2026, 10:17 PM

platformDetect.js Idinagdag: Hindi naitala ang petsa 4.5 KB · 76 linya

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1"use strict";

3const { encodedCommand, parseWindowsOutput } = require("./windowsPrivilegedExec");

5// Detects the remote operating system from system facts, never from prompts or host names.

6// 1) "uname -s" identifies POSIX systems (Linux, BSD, macOS).

7// 2) Otherwise a self-contained encoded PowerShell command reads the Windows version (registry, plus

8// Win32_OperatingSystem when WMI is permitted) and the OpenSSH DefaultShell registry value; it works whether

9// the default shell is cmd.exe, powershell.exe or pwsh.

11const WINDOWS_PROBE = String.raw`$ProgressPreference='SilentlyContinue'

12try {

13 # Registry first: standard accounts on an SSH network logon are usually denied WMI/CIM access.

14 $nt = Get-ItemProperty 'HKLM:\SOFTWARE\Microsoft\Windows NT\CurrentVersion' -ErrorAction SilentlyContinue

15 $shell = (Get-ItemProperty 'HKLM:\SOFTWARE\OpenSSH' -ErrorAction SilentlyContinue).DefaultShell

16 $caption = [string]$nt.ProductName; $build = [string]$nt.CurrentBuildNumber

  if ($caption -match '^Windows 10' -and [int]("0$build") -ge 22000) { $caption = $caption -replace '^Windows 10', 'Windows 11' }

  $type = [string](Get-ItemProperty 'HKLM:\SYSTEM\CurrentControlSet\Control\ProductOptions' -ErrorAction SilentlyContinue).ProductType

19 $productType = @{ 'WinNT' = 1; 'LanmanNT' = 2; 'ServerNT' = 3 }[$type]

20 $version = [Environment]::OSVersion.Version.ToString()

  try { $os = Get-CimInstance Win32_OperatingSystem -ErrorAction Stop; $caption = $os.Caption; $version = $os.Version; $productType = [int]$os.ProductType } catch {}

22 $value = [ordered]@{ caption = $caption; version = $version; build = $build; productType = $productType

    installationType = [string]$nt.InstallationType; defaultShell = [string]$shell; psVersion = $PSVersionTable.PSVersion.ToString()

24 is64BitProcess = [Environment]::Is64BitProcess; languageMode = [string]$ExecutionContext.SessionState.LanguageMode

    localAccounts = [bool](Get-Command Get-LocalUser -ErrorAction SilentlyContinue); pwsh = [string](Get-Command pwsh.exe -ErrorAction SilentlyContinue).Source }

  [Console]::Out.WriteLine('CHJ_RESULT:' + [Convert]::ToBase64String([Text.Encoding]::UTF8.GetBytes(($value | ConvertTo-Json -Compress))))

} catch { [Console]::Out.WriteLine('CHJ_ERR:PLATFORM_PROBE_FAILED:' + [Convert]::ToBase64String([Text.Encoding]::UTF8.GetBytes($_.Exception.Message))) }`;

29function shellName(defaultShell) {

30 const value = String(defaultShell || "").toLowerCase();

31 if (!value) return "cmd.exe";

32 if (/pwsh(\.exe)?$/.test(value)) return "pwsh";

33 if (/powershell(\.exe)?$/.test(value)) return "powershell";

34 if (/cmd(\.exe)?$/.test(value)) return "cmd.exe";

35 if (/bash(\.exe)?$/.test(value)) return "bash";

36 return value.split(/[\\/]/).pop();

37}

39async function detectPlatform(sessionManager, sessionId, { refresh = false } = {}) {

40 const record = sessionManager._requireConnected(sessionId);

41 if (record.platform && !refresh) return record.platform;

42 const uname = await sessionManager._execStream(record, "uname -s", { timeoutMs: 15000 }).done.catch(() => null);

43 const kernel = String(uname?.stdout || "").trim().split(/\r?\n/)[0] || "";

44 if (uname?.code === 0 && POSIX_KERNELS.test(kernel)) {

45 record.platform = { os: kernel.startsWith("Linux") ? "linux" : "posix", kernel, detectedBy: "uname" };

46 return record.platform;

47 }

48 const probe = await sessionManager._execStream(record, encodedCommand(WINDOWS_PROBE), { timeoutMs: 60000 }).done;

49 let info;

50 try { info = parseWindowsOutput(probe.stdout, probe.stderr, probe.code, "PLATFORM_"); }

51 catch (error) {

52 record.platform = { os: "unknown", kernel, detectedBy: "none", reason: error.message };

53 return record.platform;

54 }

55 record.platform = {

56 os: "windows",

57 detectedBy: "Win32_OperatingSystem",

58 caption: String(info.caption || ""),

59 version: String(info.version || ""),

60 build: String(info.build || ""),

61 server: Number(info.productType) !== 1,

62 serverCore: /server core/i.test(String(info.installationType || "")),

63 installationType: String(info.installationType || ""),

64 defaultShell: shellName(info.defaultShell),

65 defaultShellPath: String(info.defaultShell || ""),

66 powershell: String(info.psVersion || ""),

67 is64BitProcess: info.is64BitProcess === true,

68 languageMode: String(info.languageMode || ""),

69 localAccounts: info.localAccounts === true,

70 pwsh: String(info.pwsh || ""),

71 unameOutput: kernel

72 };

73 return record.platform;

74}

76module.exports = { WINDOWS_PROBE, detectPlatform, shellName };

SHA-256

c7aca0b0fd5dd2aba1f5d128f3c297f49e9678516f6685325a843442f8d4bf3a

CH-J Proprietary Software License 1.14 · Ibinibigay ang source sa ilalim ng CH-J Proprietary Software License 1.14. Hindi binabago ng pagiging available nito ang mga tuntunin ng lisensya at hindi ito nagbibigay ng karagdagang karapatan.

SHA-256 ng archive

cf4455b698f0f28e456a37b1834976a0194d8486acb7101052d59a838745cca3