Files
coolify/app/Actions/Database/StartDatabaseImport.php
T

337 lines
17 KiB
PHP

<?php
namespace App\Actions\Database;
use App\Helpers\SshMultiplexingHelper;
use App\Helpers\SshRetryHandler;
use App\Models\S3Storage;
use App\Models\Server;
use App\Models\ServiceDatabase;
use App\Models\StandaloneSqlite;
use App\Models\SwarmDocker;
use App\Support\DatabaseBackupFileValidator;
use App\Support\DatabaseImport\DatabaseImportCleanup;
use App\Support\DatabaseImport\DatabaseImportCommandBuilder;
use App\Support\DatabaseImport\DatabaseImportException;
use App\Support\DatabaseImport\DatabaseImportSource;
use App\Support\DatabaseOperationReservation;
use App\Support\ResourceStartActivity;
use App\Support\ValidationPatterns;
use Illuminate\Database\Eloquent\Model;
use Illuminate\Support\Facades\Cache;
use Illuminate\Support\Facades\Storage;
use Illuminate\Support\Str;
use Lorisleiva\Actions\Concerns\AsAction;
use Spatie\Activitylog\Models\Activity;
use Throwable;
class StartDatabaseImport
{
use AsAction;
public const MAX_BYTES = 10 * 1024 * 1024 * 1024;
public const LOCK_SECONDS = 1800;
/**
* Added to the SSH command timeout, so the remote restore ends (or times out) before the job.
* The job stays this far below the Horizon worker timeout too.
*/
public const JOB_TIMEOUT_MARGIN_SECONDS = 300;
public function __construct(private readonly DatabaseImportCommandBuilder $commands) {}
/**
* The CoolifyTask timeout of an import. A restore can run until the SSH command timeout, so the
* job must not time out before it. It stays below the Horizon worker timeout, which is below the
* queue retry_after, so the worker does not kill or run the job again while it runs.
*/
public static function jobTimeoutSeconds(): int
{
$timeout = (int) config('constants.ssh.command_timeout') + self::JOB_TIMEOUT_MARGIN_SECONDS;
$workerTimeout = (int) config('horizon.worker_timeout');
return $workerTimeout > 0 ? min($timeout, $workerTimeout - self::JOB_TIMEOUT_MARGIN_SECONDS) : $timeout;
}
public static function lockKey(string $resourceUuid): string
{
return "database-import:{$resourceUuid}";
}
public function handle(Model $resource, DatabaseImportSource $source, int $teamId): Activity
{
if (! $this->commands->supports($resource)) {
throw new DatabaseImportException('Database imports are not supported for this database type.');
}
if (! str($resource->status)->startsWith('running')) {
throw new DatabaseImportException('The database must be running before an import can start.');
}
$sqliteDatabase = $this->sqliteRestoreTarget($resource, $source);
[$server, $container, $network] = $this->target($resource);
$destination = $resource instanceof ServiceDatabase ? $resource->service?->destination : $resource->destination;
if ($destination instanceof SwarmDocker) {
throw new DatabaseImportException('Database imports are not supported for Swarm servers yet.', 501);
}
if (! $server || ! ValidationPatterns::isValidContainerName($container)) {
throw new DatabaseImportException('The database server or container is invalid.', 400);
}
$lock = Cache::lock(self::lockKey($resource->uuid), self::LOCK_SECONDS);
if (! $lock->get()) {
throw new DatabaseImportException('A database import is already running.', 409);
}
// A start or restart can be queued without an activity yet: its reservation blocks the import.
// The import holds the reservation until its own activity exists.
$reservation = null;
try {
$reservation = DatabaseOperationReservation::acquire($resource->uuid);
if ($reservation === null) {
throw new DatabaseImportException(ResourceStartActivity::DATABASE_OPERATION_IN_PROGRESS_MESSAGE, 409);
}
return $this->startImport($resource, $source, $teamId, $server, $container, $network, $sqliteDatabase);
} finally {
DatabaseOperationReservation::release($resource->uuid, $reservation);
$lock->release();
}
}
private function startImport(Model $resource, DatabaseImportSource $source, int $teamId, Server $server, string $container, string $network, ?string $sqliteDatabase): Activity
{
$active = ResourceStartActivity::active($resource->uuid, ResourceStartActivity::DATABASE_IMPORT_OPERATION, $teamId);
if (ResourceStartActivity::failStale($active)->isNotEmpty()) {
throw new DatabaseImportException('A database import is already running.', 409);
}
$activeStarts = ResourceStartActivity::active($resource->uuid, ResourceStartActivity::DATABASE_START_OPERATION, $teamId);
if (ResourceStartActivity::failStale($activeStarts)->isNotEmpty()) {
throw new DatabaseImportException(ResourceStartActivity::DATABASE_OPERATION_IN_PROGRESS_MESSAGE, 409);
}
$operation = (string) Str::uuid();
$containerPath = "/tmp/restore_{$operation}";
$scriptPath = "/tmp/restore_{$operation}.sh";
$commandList = [];
$cleanup = ['container' => $container, 'containerTmpPath' => $containerPath, 'scriptPath' => $scriptPath, 'serverId' => $server->id, 'operationUuid' => $operation];
if ($source->type === 'upload') {
$staged = $source->uploadId
? "upload/imports/{$teamId}/{$resource->uuid}/{$source->uploadId}/restore"
: "upload/{$resource->uuid}/restore";
if (! Storage::exists($staged)) {
throw new DatabaseImportException('The completed upload was not found.');
}
$local = Storage::path($staged);
if ($this->commands->databaseType($resource) === 'postgresql' && DatabaseBackupFileValidator::fileContainsPostgresqlProgramExecution($local)) {
Storage::delete($staged);
throw new DatabaseImportException('The uploaded backup contains disallowed PostgreSQL restore directives.');
}
$serverPath = "/tmp/database-import-{$operation}";
$magic = bin2hex((string) file_get_contents($local, length: 6));
instant_scp($local, $serverPath, $server);
$source->uploadId ? Storage::deleteDirectory(dirname($staged)) : Storage::delete($staged);
$commandList = [...$commandList, ...$this->copyIntoContainer($serverPath, $magic, $server, $operation, $container, $containerPath, $cleanup)];
$commandList[] = 'rm -f '.escapeshellarg($serverPath);
$cleanup['serverTmpPath'] = $serverPath;
} elseif ($source->type === 'server') {
$this->assertServerPath($source->path);
$size = (int) trim((string) instant_remote_process(['stat -c %s -- '.escapeshellarg($source->path)], $server));
if ($size < 1 || $size > self::MAX_BYTES) {
throw new DatabaseImportException('The backup file is empty or exceeds the 10 GiB limit.');
}
$magic = (string) instant_remote_process(['head -c 6 -- '.escapeshellarg($source->path).' | od -An -tx1'], $server);
$commandList = [...$commandList, ...$this->copyIntoContainer($source->path, $magic, $server, $operation, $container, $containerPath, $cleanup)];
} else {
$storage = S3Storage::ownedByCurrentTeamAPI($teamId)
->where(fn ($query) => $query->whereUuid($source->s3StorageUuid)->orWhere('id', ctype_digit((string) $source->s3StorageUuid) ? (int) $source->s3StorageUuid : -1))
->where('is_usable', true)->first();
if (! $storage || ! ValidationPatterns::isValidS3BucketName($storage->bucket)) {
throw new DatabaseImportException('S3 storage was not found or has an invalid bucket.');
}
$key = ltrim((string) $source->path, '/');
$this->assertS3Path($key);
$disk = $storage->filesystem();
if (! $disk->exists($key) || $disk->size($key) > self::MAX_BYTES) {
throw new DatabaseImportException('The S3 backup was not found or exceeds the 10 GiB limit.');
}
$helper = "s3-restore-{$operation}";
$this->startS3Helper($storage, $server, $helper, $network);
$sourceArg = escapeshellarg("s3temp/{$storage->bucket}/{$key}");
$commandList = [
'docker exec '.escapeshellarg($helper).' mc cp '.$sourceArg.' /tmp/restore',
...$this->streamFromHelper($helper, $container, $containerPath),
'docker rm -f '.escapeshellarg($helper).' 2>/dev/null || true',
];
$cleanup['containerName'] = $helper;
}
if ($safety = $this->commands->buildPostgresSafetyCommand($resource, $container, $containerPath)) {
$commandList[] = $safety;
}
$restore = base64_encode($this->commands->buildRestoreCommand($resource, $containerPath, $source->dumpAll, $source->replaceExisting, $source->keepOwners, $sqliteDatabase, $source->restoreMysqlUsers));
$commandList[] = 'echo '.escapeshellarg($restore).' | base64 -d > '.escapeshellarg($scriptPath);
$commandList[] = 'chmod +x '.escapeshellarg($scriptPath);
$commandList[] = 'docker cp '.escapeshellarg($scriptPath).' '.escapeshellarg("{$container}:{$scriptPath}");
$commandList[] = 'rm -f '.escapeshellarg($scriptPath);
// The restore reports its own 124 and 255 as 1: Coolify reads those exit codes of the SSH
// command as a local timeout or a lost connection and then stops the restore.
$commandList[] = 'docker exec '.escapeshellarg($container).' sh -c '.escapeshellarg('"$0"; status=$?; [ "$status" -ne 124 ] && [ "$status" -ne 255 ] || status=1; exit "$status"').' '.escapeshellarg($scriptPath);
// The operation properties are set when the activity is created: the CoolifyTask job can
// load and save the activity before a later update, which would drop them again.
// The cleanup data (names and paths only, no credentials) lets Coolify stop and clean up
// an import that it fails after a restart or because it is stale.
return remote_process($commandList, $server, type_uuid: $resource->uuid, model: $resource, callEventOnFinish: 'DatabaseImportFinished', callEventData: $cleanup, timeout: self::jobTimeoutSeconds(), properties: [
'operation' => ResourceStartActivity::DATABASE_IMPORT_OPERATION,
'resource_kind' => $resource instanceof ServiceDatabase ? 'service_database' : 'standalone_database',
'operation_uuid' => $operation,
DatabaseImportCleanup::PROPERTY => DatabaseImportCleanup::storable($cleanup),
]);
}
private function target(Model $resource): array
{
if ($resource instanceof ServiceDatabase) {
return [$resource->service?->server, $resource->name.'-'.$resource->service?->uuid, $resource->service?->destination?->network ?? 'coolify'];
}
return [$resource->destination?->server, $resource->uuid, $resource->destination?->network ?? 'coolify'];
}
/**
* The SQLite file a backup is restored into. It must be one of the database's own files; without
* a choice it is the file named in the backup path, else the first file.
*/
private function sqliteRestoreTarget(Model $resource, DatabaseImportSource $source): ?string
{
if (! $resource instanceof StandaloneSqlite) {
return null;
}
$file = $source->sqliteDatabase ?? $resource->defaultRestoreFile($source->type === 'upload' ? null : $source->path);
if ($file === null || ! in_array($file, $resource->databaseFiles(), true)) {
throw new DatabaseImportException('The SQLite database file is not one of the files of this database.');
}
return $file;
}
/**
* Server backups can have any file name; the restore script checks the format.
*/
private function assertServerPath(?string $path): void
{
if (! $path || ! str_starts_with($path, '/') || preg_match('/\.\.|[$()`|;&><\r\n\0\'"\\\\]/', $path)) {
throw new DatabaseImportException('The server path is invalid.');
}
}
private function assertS3Path(string $path): void
{
if ($path === '' || preg_match('/\.\.|[$()`|;&><\r\n\0\'"\\\\]/', $path) || ! DatabaseBackupFileValidator::hasAllowedExtension(basename($path))) {
throw new DatabaseImportException('The S3 path is invalid.');
}
}
/**
* Copies a backup into the database container. bz2, xz and zip backups go through
* the Coolify helper image, because database images do not ship those tools.
*
* @param array<string, mixed> $cleanup
* @return list<string>
*/
private function copyIntoContainer(string $path, string $magic, Server $server, string $operation, string $container, string $containerPath, array &$cleanup): array
{
$magic = strtolower((string) preg_replace('/[^0-9a-f]/i', '', $magic));
if (! preg_match('/^(425a68|fd377a585a00|504b0304)/', $magic)) {
return ['docker cp '.escapeshellarg($path).' '.escapeshellarg("{$container}:{$containerPath}")];
}
$helper = "backup-decompress-{$operation}";
$image = escapeshellarg(coolifyHelperImage().':'.getHelperVersion());
try {
instant_remote_process([
'docker rm -f '.escapeshellarg($helper).' 2>/dev/null || true',
'docker run -d --network none --name '.escapeshellarg($helper).' '.$image.' sleep 86400',
], $server);
} catch (Throwable) {
instant_remote_process(['docker rm -f '.escapeshellarg($helper).' 2>/dev/null || true'], $server, throwError: false);
throw new DatabaseImportException('Unable to start the backup decompression helper.');
}
$cleanup['containerName'] = $helper;
return [
'docker cp '.escapeshellarg($path).' '.escapeshellarg("{$helper}:/tmp/restore"),
...$this->streamFromHelper($helper, $container, $containerPath),
'docker rm -f '.escapeshellarg($helper).' 2>/dev/null || true',
];
}
/**
* Prepares /tmp/restore in a helper container, then streams it into the database
* container. Preparing first keeps decompression failures from being lost in a pipe.
*
* @return list<string>
*/
private function streamFromHelper(string $helper, string $container, string $containerPath): array
{
$target = escapeshellarg($containerPath);
$writer = "cat > {$target} && [ -s {$target} ] || { echo 'The backup is empty or could not be read.' >&2; exit 1; }";
return [
'docker exec '.escapeshellarg($helper).' sh -c '.escapeshellarg($this->commands->buildNormalizeScript('/tmp/restore', '/tmp/restore.prepared')),
'docker exec '.escapeshellarg($helper).' cat /tmp/restore.prepared | docker exec -i '.escapeshellarg($container).' sh -c '.escapeshellarg($writer),
];
}
/**
* Starts the S3 restore helper and sets its `s3temp` mc alias. The S3 keys go to mc through the
* stdin of a separate SSH process, so they are not in the arguments of any process on Coolify or
* on the server. The helper is removed when either step fails.
*/
private function startS3Helper(S3Storage $storage, Server $server, string $helper, string $network): void
{
$image = escapeshellarg(coolifyHelperImage().':'.getHelperVersion());
try {
instant_remote_process([
'docker rm -f '.escapeshellarg($helper).' 2>/dev/null || true',
'docker run -d --network '.escapeshellarg($network)
.' --name '.escapeshellarg($helper)
.' '.$storage->minioClientRegionOption()
.' '.$image.' sleep 86400',
], $server);
$this->setMinioClientAlias($storage, $server, $helper);
} catch (Throwable) {
instant_remote_process(['docker rm -f '.escapeshellarg($helper).' 2>/dev/null || true'], $server, throwError: false);
throw new DatabaseImportException('Unable to start the S3 restore helper.');
}
}
private function setMinioClientAlias(S3Storage $storage, Server $server, string $helper): void
{
$remoteCommand = ($server->isNonRoot() ? 'sudo ' : '').'docker exec -i '.escapeshellarg($helper)
.' mc alias set s3temp '.escapeshellarg((string) $storage->endpoint).' >/dev/null';
$timeout = (int) config('constants.ssh.command_timeout');
SshRetryHandler::retry(
function () use ($server, $remoteCommand, $storage, $timeout) {
$sshCommand = SshMultiplexingHelper::generateSshStdinCommand($server, $remoteCommand, disableMultiplexing: true, commandTimeout: $timeout);
$process = runSshProcess($sshCommand, $timeout, $storage->key."\n".$storage->secret."\n");
if ($process->exitCode() !== 0) {
excludeCertainErrors($process->errorOutput(), $process->exitCode());
}
},
['server' => $server->ip, 'function' => 'setMinioClientAlias'],
);
}
}