427 lines
16 KiB
PHP
427 lines
16 KiB
PHP
<?php
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require_once __DIR__ . '/../worker.php';
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use Domnikl\Statsd\Client;
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use Utopia\Queue\Message;
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use Appwrite\Event\Event;
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use Appwrite\Event\Func;
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use Appwrite\Messaging\Adapter\Realtime;
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use Appwrite\Usage\Stats;
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use Appwrite\Utopia\Response\Model\Execution;
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use Executor\Executor;
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use Utopia\App;
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use Utopia\CLI\Console;
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use Utopia\Config\Config;
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use Utopia\Database\Database;
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use Utopia\Database\Document;
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use Utopia\Database\Helpers\ID;
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use Utopia\Database\Helpers\Permission;
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use Utopia\Database\Query;
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use Utopia\Database\Validator\Authorization;
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use Utopia\Logger\Log;
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use Utopia\Queue\Server;
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use Utopia\Database\Helpers\Role;
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Authorization::disable();
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Authorization::setDefaultStatus(false);
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Server::setResource('execute', function () {
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return function (
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Log $log,
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Func $queueForFunctions,
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Database $dbForProject,
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Client $statsd,
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Document $project,
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Document $function,
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string $trigger,
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string $data = null,
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string $path,
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string $method,
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array $headers,
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?Document $user = null,
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string $jwt = null,
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string $event = null,
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string $eventData = null,
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string $executionId = null,
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) {
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$user ??= new Document();
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$functionId = $function->getId();
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$deploymentId = $function->getAttribute('deployment', '');
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$log->addTag('functionId', $functionId);
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$log->addTag('projectId', $project->getId());
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/** Check if deployment exists */
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$deployment = $dbForProject->getDocument('deployments', $deploymentId);
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if ($deployment->getAttribute('resourceId') !== $functionId) {
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throw new Exception('Deployment not found. Create deployment before trying to execute a function');
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}
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if ($deployment->isEmpty()) {
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throw new Exception('Deployment not found. Create deployment before trying to execute a function');
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}
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/** Check if build has exists */
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$build = $dbForProject->getDocument('builds', $deployment->getAttribute('buildId', ''));
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if ($build->isEmpty()) {
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throw new Exception('Build not found');
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}
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if ($build->getAttribute('status') !== 'ready') {
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throw new Exception('Build not ready');
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}
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/** Check if runtime is supported */
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$version = $function->getAttribute('version', 'v2');
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$runtimes = Config::getParam($version === 'v2' ? 'runtimes-v2' : 'runtimes', []);
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if (!\array_key_exists($function->getAttribute('runtime'), $runtimes)) {
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throw new Exception('Runtime "' . $function->getAttribute('runtime', '') . '" is not supported');
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}
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$runtime = $runtimes[$function->getAttribute('runtime')];
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$headers['x-appwrite-trigger'] = $trigger;
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$headers['x-appwrite-event'] = $event ?? '';
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$headers['x-appwrite-user-id'] = $user->getId() ?? '';
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$headers['x-appwrite-user-jwt'] = $jwt ?? '';
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/** Create execution or update execution status */
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$execution = $dbForProject->getDocument('executions', $executionId ?? '');
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if ($execution->isEmpty()) {
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$headersFiltered = [];
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foreach ($headers as $key => $value) {
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if (\in_array(\strtolower($key), FUNCTION_ALLOWLIST_HEADERS_REQUEST)) {
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$headersFiltered[] = [ 'name' => $key, 'value' => $value ];
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}
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}
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$executionId = ID::unique();
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$execution = new Document([
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'$id' => $executionId,
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'$permissions' => $user->isEmpty() ? [] : [Permission::read(Role::user($user->getId()))],
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'functionInternalId' => $function->getInternalId(),
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'functionId' => $function->getId(),
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'deploymentInternalId' => $deployment->getInternalId(),
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'deploymentId' => $deployment->getId(),
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'trigger' => $trigger,
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'status' => 'processing',
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'responseStatusCode' => 0,
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'responseHeaders' => [],
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'requestPath' => $path,
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'requestMethod' => $method,
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'requestHeaders' => $headersFiltered,
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'errors' => '',
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'logs' => '',
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'duration' => 0.0,
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'search' => implode(' ', [$functionId, $executionId]),
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]);
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if ($function->getAttribute('logging')) {
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$execution = $dbForProject->createDocument('executions', $execution);
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}
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// TODO: @Meldiron Trigger executions.create event here
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if ($execution->isEmpty()) {
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throw new Exception('Failed to create or read execution');
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}
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}
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if ($execution->getAttribute('status') !== 'processing') {
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$execution->setAttribute('status', 'processing');
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if ($function->getAttribute('logging')) {
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$execution = $dbForProject->updateDocument('executions', $executionId, $execution);
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}
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}
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$durationStart = \microtime(true);
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$body = $eventData ?? '';
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if (empty($body)) {
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$body = $data ?? '';
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}
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$vars = [];
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// V2 vars
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if ($version === 'v2') {
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$vars = \array_merge($vars, [
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'APPWRITE_FUNCTION_TRIGGER' => $headers['x-appwrite-trigger'] ?? '',
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'APPWRITE_FUNCTION_DATA' => $body ?? '',
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'APPWRITE_FUNCTION_EVENT_DATA' => $body ?? '',
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'APPWRITE_FUNCTION_EVENT' => $headers['x-appwrite-event'] ?? '',
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'APPWRITE_FUNCTION_USER_ID' => $headers['x-appwrite-user-id'] ?? '',
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'APPWRITE_FUNCTION_JWT' => $headers['x-appwrite-user-jwt'] ?? ''
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]);
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}
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// Shared vars
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foreach ($function->getAttribute('varsProject', []) as $var) {
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$vars[$var->getAttribute('key')] = $var->getAttribute('value', '');
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}
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// Function vars
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foreach ($function->getAttribute('vars', []) as $var) {
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$vars[$var->getAttribute('key')] = $var->getAttribute('value', '');
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}
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// Appwrite vars
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$vars = \array_merge($vars, [
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'APPWRITE_FUNCTION_ID' => $functionId,
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'APPWRITE_FUNCTION_NAME' => $function->getAttribute('name'),
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'APPWRITE_FUNCTION_DEPLOYMENT' => $deploymentId,
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'APPWRITE_FUNCTION_PROJECT_ID' => $project->getId(),
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'APPWRITE_FUNCTION_RUNTIME_NAME' => $runtime['name'] ?? '',
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'APPWRITE_FUNCTION_RUNTIME_VERSION' => $runtime['version'] ?? '',
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]);
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/** Execute function */
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try {
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$version = $function->getAttribute('version', 'v2');
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$command = $runtime['startCommand'];
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$executor = new Executor(App::getEnv('_APP_EXECUTOR_HOST'));
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$command = $version === 'v2' ? '' : 'cp /tmp/code.tar.gz /mnt/code/code.tar.gz && nohup helpers/start.sh "' . $command . '"';
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$executionResponse = $executor->createExecution(
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projectId: $project->getId(),
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deploymentId: $deploymentId,
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body: \strlen($body) > 0 ? $body : null,
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variables: $vars,
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timeout: $function->getAttribute('timeout', 0),
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image: $runtime['image'],
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source: $build->getAttribute('path', ''),
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entrypoint: $deployment->getAttribute('entrypoint', ''),
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version: $version,
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path: $path,
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method: $method,
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headers: $headers,
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runtimeEntrypoint: $command
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);
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$status = $executionResponse['statusCode'] >= 400 ? 'failed' : 'completed';
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$headersFiltered = [];
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foreach ($executionResponse['headers'] as $key => $value) {
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if (\in_array(\strtolower($key), FUNCTION_ALLOWLIST_HEADERS_RESPONSE)) {
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$headersFiltered[] = [ 'name' => $key, 'value' => $value ];
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}
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}
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/** Update execution status */
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$execution
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->setAttribute('status', $status)
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->setAttribute('responseStatusCode', $executionResponse['statusCode'])
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->setAttribute('responseHeaders', $headersFiltered)
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->setAttribute('logs', $executionResponse['logs'])
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->setAttribute('errors', $executionResponse['errors'])
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->setAttribute('duration', $executionResponse['duration']);
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} catch (\Throwable $th) {
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$durationEnd = \microtime(true);
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$execution
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->setAttribute('duration', $durationEnd - $durationStart)
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->setAttribute('status', 'failed')
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->setAttribute('responseStatusCode', 500)
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->setAttribute('errors', $th->getMessage() . '\nError Code: ' . $th->getCode());
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$error = $th->getMessage();
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$errorCode = $th->getCode();
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}
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if ($function->getAttribute('logging')) {
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$execution = $dbForProject->updateDocument('executions', $executionId, $execution);
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}
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/** Trigger Webhook */
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$executionModel = new Execution();
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$executionUpdate = new Event(Event::WEBHOOK_QUEUE_NAME, Event::WEBHOOK_CLASS_NAME);
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$executionUpdate
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->setProject($project)
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->setUser($user)
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->setEvent('functions.[functionId].executions.[executionId].update')
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->setParam('functionId', $function->getId())
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->setParam('executionId', $execution->getId())
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->setPayload($execution->getArrayCopy(array_keys($executionModel->getRules())))
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->trigger();
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/** Trigger Functions */
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$queueForFunctions
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->from($executionUpdate)
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->trigger();
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/** Trigger realtime event */
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$allEvents = Event::generateEvents('functions.[functionId].executions.[executionId].update', [
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'functionId' => $function->getId(),
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'executionId' => $execution->getId()
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]);
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$target = Realtime::fromPayload(
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// Pass first, most verbose event pattern
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event: $allEvents[0],
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payload: $execution
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);
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Realtime::send(
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projectId: 'console',
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payload: $execution->getArrayCopy(),
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events: $allEvents,
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channels: $target['channels'],
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roles: $target['roles']
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);
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Realtime::send(
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projectId: $project->getId(),
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payload: $execution->getArrayCopy(),
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events: $allEvents,
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channels: $target['channels'],
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roles: $target['roles']
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);
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/** Update usage stats */
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if (App::getEnv('_APP_USAGE_STATS', 'enabled') === 'enabled') {
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$usage = new Stats($statsd);
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$usage
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->setParam('projectId', $project->getId())
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->setParam('projectInternalId', $project->getInternalId())
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->setParam('functionId', $function->getId()) // TODO: We should use functionInternalId in usage stats
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->setParam('executions.{scope}.compute', 1)
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->setParam('executionStatus', $execution->getAttribute('status', ''))
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->setParam('executionTime', $execution->getAttribute('duration'))
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->setParam('networkRequestSize', 0)
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->setParam('networkResponseSize', 0)
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->submit();
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}
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if (!empty($error)) {
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throw new Exception($error, $errorCode);
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}
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};
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});
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$server->job()
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->inject('message')
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->inject('dbForProject')
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->inject('queueForFunctions')
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->inject('statsd')
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->inject('execute')
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->inject('log')
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->action(function (Message $message, Database $dbForProject, Func $queueForFunctions, Client $statsd, callable $execute, Log $log) {
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$payload = $message->getPayload() ?? [];
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if (empty($payload)) {
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throw new Exception('Missing payload');
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}
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$type = $payload['type'] ?? '';
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$events = $payload['events'] ?? [];
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$data = $payload['body'] ?? '';
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$eventData = $payload['payload'] ?? '';
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$project = new Document($payload['project'] ?? []);
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$function = new Document($payload['function'] ?? []);
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$user = new Document($payload['user'] ?? []);
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if ($project->getId() === 'console') {
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return;
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}
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if (!empty($events)) {
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$limit = 30;
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$sum = 30;
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$offset = 0;
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$functions = [];
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/** @var Document[] $functions */
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while ($sum >= $limit) {
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$functions = $dbForProject->find('functions', [
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Query::limit($limit),
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Query::offset($offset)
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]);
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$sum = \count($functions);
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$offset = $offset + $limit;
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Console::log('Fetched ' . $sum . ' functions...');
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foreach ($functions as $function) {
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if (!array_intersect($events, $function->getAttribute('events', []))) {
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continue;
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}
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Console::success('Iterating function: ' . $function->getAttribute('name'));
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$execute(
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log: $log,
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statsd: $statsd,
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dbForProject: $dbForProject,
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project: $project,
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function: $function,
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queueForFunctions: $queueForFunctions,
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trigger: 'event',
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event: $events[0],
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eventData: \is_string($eventData) ? $eventData : \json_encode($eventData),
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user: $user,
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data: null,
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executionId: null,
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jwt: null,
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path: '/',
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method: 'POST',
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headers: [
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'user-agent' => 'Appwrite/' . APP_VERSION_STABLE
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],
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);
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Console::success('Triggered function: ' . $events[0]);
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}
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}
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return;
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}
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/**
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* Handle Schedule and HTTP execution.
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*/
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switch ($type) {
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case 'http':
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$jwt = $payload['jwt'] ?? '';
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$execution = new Document($payload['execution'] ?? []);
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$user = new Document($payload['user'] ?? []);
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$execute(
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log: $log,
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project: $project,
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function: $function,
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dbForProject: $dbForProject,
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queueForFunctions: $queueForFunctions,
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trigger: 'http',
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executionId: $execution->getId(),
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event: null,
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eventData: null,
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data: $data,
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user: $user,
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jwt: $jwt,
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path: $payload['path'] ?? '',
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method: $payload['method'] ?? 'POST',
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headers: $payload['headers'] ?? [],
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statsd: $statsd,
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);
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break;
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case 'schedule':
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$execute(
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log: $log,
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project: $project,
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function: $function,
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dbForProject: $dbForProject,
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queueForFunctions: $queueForFunctions,
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trigger: 'schedule',
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executionId: null,
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event: null,
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eventData: null,
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data: null,
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user: null,
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jwt: null,
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path: $payload['path'] ?? '/',
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method: $payload['method'] ?? 'POST',
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headers: $payload['headers'] ?? [],
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statsd: $statsd,
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);
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break;
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}
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});
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$server->workerStart();
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$server->start();
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