Files
OpenList-Desktop/.github/scripts/Connect-SimplySign-Enhanced.ps1
2025-10-30 15:48:58 +08:00

231 lines
7.0 KiB
PowerShell

# Connect-SimplySign-Enhanced.ps1
# Registry-Enhanced TOTP Authentication for SimplySign Desktop
# Uses registry pre-configuration + TOTP credential injection approach
param(
[string]$OtpUri = $env:CERTUM_OTP_URI,
[string]$UserId = $env:CERTUM_USERNAME,
[string]$ExePath = $env:CERTUM_EXE_PATH
)
# Validate required parameters
if (-not $OtpUri) {
Write-Host "ERROR: CERTUM_OTP_URI environment variable not provided"
exit 1
}
if (-not $UserId) {
Write-Host "ERROR: CERTUM_USERNAME environment variable not provided"
exit 1
}
if (-not $ExePath) {
$ExePath = "C:\Program Files\Certum\SimplySign Desktop\SimplySignDesktop.exe"
}
Write-Host "=== REGISTRY-ENHANCED TOTP AUTHENTICATION ==="
Write-Host "Using registry pre-configuration + credential injection"
Write-Host "OTP URI provided (length: $($OtpUri.Length))"
Write-Host "User ID: $UserId"
Write-Host "Executable: $ExePath"
Write-Host ""
# Verify SimplySign Desktop exists
if (-not (Test-Path $ExePath)) {
Write-Host "ERROR: SimplySign Desktop not found at: $ExePath"
exit 1
}
# Parse the otpauth:// URI
$uri = [Uri]$OtpUri
# Parse query parameters (compatible with both PowerShell 5.1 and 7+)
try {
$q = [System.Web.HttpUtility]::ParseQueryString($uri.Query)
} catch {
$q = @{}
foreach ($part in $uri.Query.TrimStart('?') -split '&') {
$kv = $part -split '=', 2
if ($kv.Count -eq 2) {
$q[$kv[0]] = [Uri]::UnescapeDataString($kv[1])
}
}
}
$Base32 = $q['secret']
$Digits = if ($q['digits']) { [int]$q['digits'] } else { 6 }
$Period = if ($q['period']) { [int]$q['period'] } else { 30 }
$Algorithm = if ($q['algorithm']) { $q['algorithm'].ToUpper() } else { 'SHA256' }
# Validate supported algorithms
$SupportedAlgorithms = @('SHA1', 'SHA256', 'SHA512')
if ($Algorithm -notin $SupportedAlgorithms) {
Write-Host "ERROR: Unsupported algorithm: $Algorithm. Supported: $($SupportedAlgorithms -join ', ')"
exit 1
}
# TOTP Generator (inline C# implementation)
Add-Type -Language CSharp @"
using System;
using System.Security.Cryptography;
public static class Totp
{
private const string B32 = "ABCDEFGHIJKLMNOPQRSTUVWXYZ234567";
private static byte[] Base32Decode(string s)
{
s = s.TrimEnd('=').ToUpperInvariant();
int byteCount = s.Length * 5 / 8;
byte[] bytes = new byte[byteCount];
int bitBuffer = 0, bitsLeft = 0, idx = 0;
foreach (char c in s)
{
int val = B32.IndexOf(c);
if (val < 0) throw new ArgumentException("Invalid Base32 char: " + c);
bitBuffer = (bitBuffer << 5) | val;
bitsLeft += 5;
if (bitsLeft >= 8)
{
bytes[idx++] = (byte)(bitBuffer >> (bitsLeft - 8));
bitsLeft -= 8;
}
}
return bytes;
}
private static HMAC GetHmacAlgorithm(string algorithm, byte[] key)
{
switch (algorithm.ToUpper())
{
case "SHA1":
return new HMACSHA1(key);
case "SHA256":
return new HMACSHA256(key);
case "SHA512":
return new HMACSHA512(key);
default:
throw new ArgumentException("Unsupported algorithm: " + algorithm);
}
}
public static string Now(string secret, int digits, int period, string algorithm = "SHA256")
{
byte[] key = Base32Decode(secret);
long counter = DateTimeOffset.UtcNow.ToUnixTimeSeconds() / period;
byte[] cnt = BitConverter.GetBytes(counter);
if (BitConverter.IsLittleEndian) Array.Reverse(cnt);
byte[] hash;
using (var hmac = GetHmacAlgorithm(algorithm, key))
{
hash = hmac.ComputeHash(cnt);
}
int offset = hash[hash.Length - 1] & 0x0F;
int binary =
((hash[offset] & 0x7F) << 24) |
((hash[offset + 1] & 0xFF) << 16) |
((hash[offset + 2] & 0xFF) << 8) |
(hash[offset + 3] & 0xFF);
int otp = binary % (int)Math.Pow(10, digits);
return otp.ToString(new string('0', digits));
}
}
"@
function Get-TotpCode {
param([string]$Secret, [int]$Digits = 6, [int]$Period = 30, [string]$Algorithm = 'SHA256')
[Totp]::Now($Secret, $Digits, $Period, $Algorithm)
}
# Generate current TOTP code
$otp = Get-TotpCode -Secret $Base32 -Digits $Digits -Period $Period -Algorithm $Algorithm
Write-Host "Generated TOTP: $otp (using $Algorithm algorithm)"
Write-Host ""
# Launch SimplySign Desktop (registry should auto-open login dialog)
Write-Host "Launching SimplySign Desktop..."
Write-Host "Registry pre-configuration should auto-open login dialog"
$proc = Start-Process -FilePath $ExePath -PassThru
Write-Host "Process started with ID: $($proc.Id)"
Write-Host ""
# Wait for the application to initialize
Write-Host "Waiting for SimplySign Desktop to initialize..."
Start-Sleep -Seconds 3
# Create WScript.Shell for window interaction
$wshell = New-Object -ComObject WScript.Shell
# Try to focus the SimplySign Desktop window
Write-Host "Attempting to focus SimplySign Desktop window..."
$focused = $false
# Method 1: Focus by process ID (most reliable)
$focused = $wshell.AppActivate($proc.Id)
# Method 2: Focus by window title (fallback)
if (-not $focused) {
$focused = $wshell.AppActivate('SimplySign Desktop')
}
# Method 3: Multiple attempts with slight delays
for ($i = 0; (-not $focused) -and ($i -lt 10); $i++) {
Start-Sleep -Milliseconds 500
$focused = $wshell.AppActivate($proc.Id) -or $wshell.AppActivate('SimplySign Desktop')
Write-Host "Focus attempt $($i + 1): $focused"
}
if (-not $focused) {
Write-Host "ERROR: Could not bring SimplySign Desktop to foreground"
Write-Host "Login dialog may not be visible for credential injection"
exit 1
}
Write-Host "Successfully focused SimplySign Desktop window"
Write-Host ""
# Small delay to ensure window is ready for input
Start-Sleep -Milliseconds 400
# Inject credentials: Username + TAB + TOTP + ENTER
Write-Host "Injecting credentials into login dialog..."
Write-Host "Sending: Username -> TAB -> TOTP -> ENTER"
# Send the credential sequence
$wshell.SendKeys($UserId)
Start-Sleep -Milliseconds 200
$wshell.SendKeys("{TAB}")
Start-Sleep -Milliseconds 200
$wshell.SendKeys($otp)
Start-Sleep -Milliseconds 200
$wshell.SendKeys("{ENTER}")
Write-Host "Credentials injected successfully"
Write-Host ""
# Wait for authentication to process
Write-Host "Waiting for authentication to complete..."
Start-Sleep -Seconds 5
# Verify SimplySign Desktop is still running
$stillRunning = Get-Process -Id $proc.Id -ErrorAction SilentlyContinue
if ($stillRunning) {
Write-Host "SUCCESS: SimplySign Desktop is running"
Write-Host "Authentication should be complete"
Write-Host "Cloud certificate should now be available"
} else {
Write-Host "WARNING: SimplySign Desktop process has exited"
Write-Host "This may indicate authentication failure"
}
Write-Host ""
Write-Host "=== TOTP AUTHENTICATION COMPLETE ==="
Write-Host "Registry pre-configuration + credential injection finished"