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http.php
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http.php
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<?php
require_once __DIR__ . '/../vendor/autoload.php';
use Appwrite\Runtimes\Runtimes;
use OpenRuntimes\Executor\Validator\TCP;
use OpenRuntimes\Executor\Usage;
use Swoole\Process;
use Swoole\Runtime;
use Swoole\Table;
use Swoole\Timer;
use Utopia\CLI\Console;
use Utopia\Logger\Log;
use Utopia\Logger\Logger;
use Utopia\Logger\Adapter\AppSignal;
use Utopia\Logger\Adapter\LogOwl;
use Utopia\Logger\Adapter\Raygun;
use Utopia\Logger\Adapter\Sentry;
use Utopia\Orchestration\Adapter\DockerCLI;
use Utopia\Orchestration\Orchestration;
use Utopia\Storage\Device;
use Utopia\Storage\Device\Local;
use Utopia\Storage\Device\Backblaze;
use Utopia\Storage\Device\DOSpaces;
use Utopia\Storage\Device\Linode;
use Utopia\Storage\Device\Wasabi;
use Utopia\Storage\Device\S3;
use Utopia\Storage\Storage;
use Utopia\System\System;
use Utopia\DSN\DSN;
use Utopia\Http\Adapter\Swoole\Server;
use Utopia\Http\Http;
use Utopia\Http\Request;
use Utopia\Http\Response;
use Utopia\Http\Route;
use Utopia\Http\Validator\Assoc;
use Utopia\Http\Validator\Boolean;
use Utopia\Http\Validator\Integer;
use Utopia\Http\Validator\Text;
use Utopia\Http\Validator\WhiteList;
use Utopia\Registry\Registry;
use function Swoole\Coroutine\batch;
use function Swoole\Coroutine\run;
// Unlimited memory limit to handle as many coroutines/requests as possible
ini_set('memory_limit', '-1');
Runtime::enableCoroutine(true, SWOOLE_HOOK_ALL);
Http::setMode((string) Http::getEnv('OPR_EXECUTOR_ENV', Http::MODE_TYPE_PRODUCTION));
// Setup Registry
$register = new Registry();
/**
* Create logger for cloud logging
*/
$register->set('logger', function () {
$providerName = Http::getEnv('OPR_EXECUTOR_LOGGING_PROVIDER', '');
$providerConfig = Http::getEnv('OPR_EXECUTOR_LOGGING_CONFIG', '');
$logger = null;
if (!empty($providerName) && !empty($providerConfig) && Logger::hasProvider($providerName)) {
$adapter = match ($providerName) {
'sentry' => new Sentry($providerConfig),
'raygun' => new Raygun($providerConfig),
'logowl' => new LogOwl($providerConfig),
'appsignal' => new AppSignal($providerConfig),
default => throw new Exception('Provider "' . $providerName . '" not supported.')
};
$logger = new Logger($adapter);
}
return $logger;
});
/**
* Create orchestration
*/
$register->set('orchestration', function () {
$dockerUser = (string) Http::getEnv('OPR_EXECUTOR_DOCKER_HUB_USERNAME', '');
$dockerPass = (string) Http::getEnv('OPR_EXECUTOR_DOCKER_HUB_PASSWORD', '');
$orchestration = new Orchestration(new DockerCLI($dockerUser, $dockerPass));
return $orchestration;
});
/**
* Create a Swoole table to store runtime information
*/
$register->set('activeRuntimes', function () {
$table = new Table(4096);
$table->column('created', Table::TYPE_FLOAT);
$table->column('updated', Table::TYPE_FLOAT);
$table->column('name', Table::TYPE_STRING, 1024);
$table->column('hostname', Table::TYPE_STRING, 1024);
$table->column('status', Table::TYPE_STRING, 256);
$table->column('key', Table::TYPE_STRING, 1024);
$table->column('listening', Table::TYPE_INT, 1);
$table->create();
return $table;
});
/**
* Create a Swoole table of usage stats (separate for host and containers)
*/
$register->set('statsContainers', function () {
$table = new Table(1024);
$table->column('usage', Table::TYPE_FLOAT, 8);
$table->create();
return $table;
});
$register->set('statsHost', function () {
$table = new Table(1024);
$table->column('usage', Table::TYPE_FLOAT, 8);
$table->create();
return $table;
});
/** Set Resources */
Http::setResource('register', fn () => $register);
Http::setResource('orchestration', fn (Registry $register) => $register->get('orchestration'), ['register']);
Http::setResource('activeRuntimes', fn (Registry $register) => $register->get('activeRuntimes'), ['register']);
Http::setResource('logger', fn (Registry $register) => $register->get('logger'), ['register']);
Http::setResource('statsContainers', fn (Registry $register) => $register->get('statsContainers'), ['register']);
Http::setResource('statsHost', fn (Registry $register) => $register->get('statsHost'), ['register']);
Http::setResource('log', fn () => new Log());
function logError(Log $log, Throwable $error, string $action, Logger $logger = null, Route $route = null): void
{
Console::error('[Error] Type: ' . get_class($error));
Console::error('[Error] Message: ' . $error->getMessage());
Console::error('[Error] File: ' . $error->getFile());
Console::error('[Error] Line: ' . $error->getLine());
if ($logger && ($error->getCode() === 500 || $error->getCode() === 0)) {
$version = (string) Http::getEnv('OPR_EXECUTOR_VERSION', '');
if (empty($version)) {
$version = 'UNKNOWN';
}
$log->setNamespace("executor");
$log->setServer(\gethostname() !== false ? \gethostname() : null);
$log->setVersion($version);
$log->setType(Log::TYPE_ERROR);
$log->setMessage($error->getMessage());
if ($route) {
$log->addTag('method', $route->getMethod());
$log->addTag('url', $route->getPath());
}
$log->addTag('code', \strval($error->getCode()));
$log->addTag('verboseType', get_class($error));
$log->addExtra('file', $error->getFile());
$log->addExtra('line', $error->getLine());
$log->addExtra('trace', $error->getTraceAsString());
// TODO: @Meldiron Uncomment, was warning: Undefined array key "file" in Sentry.php on line 68
// $log->addExtra('detailedTrace', $error->getTrace());
$log->setAction($action);
$log->setEnvironment(Http::isProduction() ? Log::ENVIRONMENT_PRODUCTION : Log::ENVIRONMENT_STAGING);
$responseCode = $logger->addLog($log);
Console::info('Executor log pushed with status code: ' . $responseCode);
}
}
function getStorageDevice(string $root): Device
{
$connection = Http::getEnv('OPR_EXECUTOR_CONNECTION_STORAGE', '');
if (!empty($connection)) {
$acl = 'private';
$device = Storage::DEVICE_LOCAL;
$accessKey = '';
$accessSecret = '';
$bucket = '';
$region = '';
try {
$dsn = new DSN($connection);
$device = $dsn->getScheme();
$accessKey = $dsn->getUser() ?? '';
$accessSecret = $dsn->getPassword() ?? '';
$bucket = $dsn->getPath() ?? '';
$region = $dsn->getParam('region');
} catch (\Exception $e) {
Console::warning($e->getMessage() . 'Invalid DSN. Defaulting to Local device.');
}
switch ($device) {
case Storage::DEVICE_S3:
return new S3($root, $accessKey, $accessSecret, $bucket, $region, $acl);
case STORAGE::DEVICE_DO_SPACES:
return new DOSpaces($root, $accessKey, $accessSecret, $bucket, $region, $acl);
case Storage::DEVICE_BACKBLAZE:
return new Backblaze($root, $accessKey, $accessSecret, $bucket, $region, $acl);
case Storage::DEVICE_LINODE:
return new Linode($root, $accessKey, $accessSecret, $bucket, $region, $acl);
case Storage::DEVICE_WASABI:
return new Wasabi($root, $accessKey, $accessSecret, $bucket, $region, $acl);
case Storage::DEVICE_LOCAL:
default:
return new Local($root);
}
} else {
switch (strtolower(Http::getEnv('OPR_EXECUTOR_STORAGE_DEVICE', Storage::DEVICE_LOCAL) ?? '')) {
case Storage::DEVICE_LOCAL:
default:
return new Local($root);
case Storage::DEVICE_S3:
$s3AccessKey = Http::getEnv('OPR_EXECUTOR_STORAGE_S3_ACCESS_KEY', '') ?? '';
$s3SecretKey = Http::getEnv('OPR_EXECUTOR_STORAGE_S3_SECRET', '') ?? '';
$s3Region = Http::getEnv('OPR_EXECUTOR_STORAGE_S3_REGION', '') ?? '';
$s3Bucket = Http::getEnv('OPR_EXECUTOR_STORAGE_S3_BUCKET', '') ?? '';
$s3Acl = 'private';
return new S3($root, $s3AccessKey, $s3SecretKey, $s3Bucket, $s3Region, $s3Acl);
case Storage::DEVICE_DO_SPACES:
$doSpacesAccessKey = Http::getEnv('OPR_EXECUTOR_STORAGE_DO_SPACES_ACCESS_KEY', '') ?? '';
$doSpacesSecretKey = Http::getEnv('OPR_EXECUTOR_STORAGE_DO_SPACES_SECRET', '') ?? '';
$doSpacesRegion = Http::getEnv('OPR_EXECUTOR_STORAGE_DO_SPACES_REGION', '') ?? '';
$doSpacesBucket = Http::getEnv('OPR_EXECUTOR_STORAGE_DO_SPACES_BUCKET', '') ?? '';
$doSpacesAcl = 'private';
return new DOSpaces($root, $doSpacesAccessKey, $doSpacesSecretKey, $doSpacesBucket, $doSpacesRegion, $doSpacesAcl);
case Storage::DEVICE_BACKBLAZE:
$backblazeAccessKey = Http::getEnv('OPR_EXECUTOR_STORAGE_BACKBLAZE_ACCESS_KEY', '') ?? '';
$backblazeSecretKey = Http::getEnv('OPR_EXECUTOR_STORAGE_BACKBLAZE_SECRET', '') ?? '';
$backblazeRegion = Http::getEnv('OPR_EXECUTOR_STORAGE_BACKBLAZE_REGION', '') ?? '';
$backblazeBucket = Http::getEnv('OPR_EXECUTOR_STORAGE_BACKBLAZE_BUCKET', '') ?? '';
$backblazeAcl = 'private';
return new Backblaze($root, $backblazeAccessKey, $backblazeSecretKey, $backblazeBucket, $backblazeRegion, $backblazeAcl);
case Storage::DEVICE_LINODE:
$linodeAccessKey = Http::getEnv('OPR_EXECUTOR_STORAGE_LINODE_ACCESS_KEY', '') ?? '';
$linodeSecretKey = Http::getEnv('OPR_EXECUTOR_STORAGE_LINODE_SECRET', '') ?? '';
$linodeRegion = Http::getEnv('OPR_EXECUTOR_STORAGE_LINODE_REGION', '') ?? '';
$linodeBucket = Http::getEnv('OPR_EXECUTOR_STORAGE_LINODE_BUCKET', '') ?? '';
$linodeAcl = 'private';
return new Linode($root, $linodeAccessKey, $linodeSecretKey, $linodeBucket, $linodeRegion, $linodeAcl);
case Storage::DEVICE_WASABI:
$wasabiAccessKey = Http::getEnv('OPR_EXECUTOR_STORAGE_WASABI_ACCESS_KEY', '') ?? '';
$wasabiSecretKey = Http::getEnv('OPR_EXECUTOR_STORAGE_WASABI_SECRET', '') ?? '';
$wasabiRegion = Http::getEnv('OPR_EXECUTOR_STORAGE_WASABI_REGION', '') ?? '';
$wasabiBucket = Http::getEnv('OPR_EXECUTOR_STORAGE_WASABI_BUCKET', '') ?? '';
$wasabiAcl = 'private';
return new Wasabi($root, $wasabiAccessKey, $wasabiSecretKey, $wasabiBucket, $wasabiRegion, $wasabiAcl);
}
}
}
function removeAllRuntimes(Table $activeRuntimes, Orchestration $orchestration): void
{
Console::log('Cleaning up containers...');
$functionsToRemove = $orchestration->list(['label' => 'openruntimes-executor=' . System::getHostname()]);
if (\count($functionsToRemove) === 0) {
Console::info('No containers found to clean up.');
}
$callables = [];
foreach ($functionsToRemove as $container) {
$callables[] = function () use ($container, $activeRuntimes, $orchestration) {
try {
$orchestration->remove($container->getId(), true);
$activeRuntimeId = $container->getName();
if (!$activeRuntimes->exists($activeRuntimeId)) {
$activeRuntimes->del($activeRuntimeId);
}
Console::success('Removed container ' . $container->getName());
} catch (\Throwable $th) {
Console::error('Failed to remove container: ' . $container->getName());
Console::error($th);
}
};
}
batch($callables);
Console::success('Cleanup finished.');
}
Http::get('/v1/runtimes/:runtimeId/logs')
->desc("Get live stream of logs of a runtime")
->param('runtimeId', '', new Text(64), 'Runtime unique ID.')
->param('timeout', '600', new Text(16), 'Maximum logs timeout.', true)
->inject('response')
->inject('log')
->action(function (string $runtimeId, string $timeoutStr, Response $response, Log $log) {
$timeout = \intval($timeoutStr);
$runtimeName = System::getHostname() . '-' . $runtimeId;
$response->sendHeader('Content-Type', 'text/event-stream');
$response->sendHeader('Cache-Control', 'no-cache');
// Wait for runtime
for ($i = 0; $i < 10; $i++) {
$output = '';
$code = Console::execute('docker container inspect ' . \escapeshellarg($runtimeName), '', $output);
if ($code === 0) {
break;
}
if ($i === 9) {
$runtimeIdTokens = explode("-", $runtimeName);
$executorId = $runtimeIdTokens[0];
$functionId = $runtimeIdTokens[1];
$deploymentId = $runtimeIdTokens[2];
$log->addTag('executorId', $executorId);
$log->addTag('functionId', $functionId);
$log->addTag('deploymentId', $deploymentId);
throw new Exception('Runtime not ready. Container not found.', 500);
}
\usleep(500000);
}
/**
* @var mixed $logsChunk
*/
$logsChunk = '';
/**
* @var mixed $logsProcess
*/
$logsProcess = null;
$streamInterval = 1000; // 1 second
$timerId = Timer::tick($streamInterval, function () use (&$logsProcess, &$logsChunk, $response) {
if (empty($logsChunk)) {
return;
}
$write = $response->write($logsChunk);
$logsChunk = '';
if (!$write) {
if (!empty($logsProcess)) {
\proc_terminate($logsProcess, 9);
}
}
});
$output = '';
Console::execute('docker exec ' . \escapeshellarg($runtimeName) . ' tail -F /var/tmp/logs.txt', '', $output, $timeout, function (string $outputChunk, mixed $process) use (&$logsChunk, &$logsProcess) {
$logsProcess = $process;
if (!empty($outputChunk)) {
$logsChunk .= $outputChunk;
}
});
Timer::clear($timerId);
$response->end();
});
Http::post('/v1/runtimes')
->desc("Create a new runtime server")
->param('runtimeId', '', new Text(64), 'Unique runtime ID.')
->param('image', '', new Text(128), 'Base image name of the runtime.')
->param('entrypoint', '', new Text(256), 'Entrypoint of the code file.', true)
->param('source', '', new Text(0), 'Path to source files.', true)
->param('destination', '', new Text(0), 'Destination folder to store runtime files into.', true)
->param('variables', [], new Assoc(), 'Environment variables passed into runtime.', true)
->param('runtimeEntrypoint', '', new Text(1024, 0), 'Commands to run when creating a container. Maximum of 100 commands are allowed, each 1024 characters long.', true)
->param('command', '', new Text(1024), 'Commands to run after container is created. Maximum of 100 commands are allowed, each 1024 characters long.', true)
->param('timeout', 600, new Integer(), 'Commands execution time in seconds.', true)
->param('remove', false, new Boolean(), 'Remove a runtime after execution.', true)
->param('cpus', 1, new Integer(), 'Container CPU.', true)
->param('memory', 512, new Integer(), 'Comtainer RAM memory.', true)
->param('version', 'v3', new WhiteList(['v2', 'v3']), 'Runtime Open Runtime version.', true)
->inject('orchestration')
->inject('activeRuntimes')
->inject('response')
->inject('log')
->action(function (string $runtimeId, string $image, string $entrypoint, string $source, string $destination, array $variables, string $runtimeEntrypoint, string $command, int $timeout, bool $remove, int $cpus, int $memory, string $version, Orchestration $orchestration, Table $activeRuntimes, Response $response, Log $log) {
$runtimeName = System::getHostname() . '-' . $runtimeId;
$runtimeHostname = \uniqid();
$log->addTag('version', $version);
$log->addTag('runtimeId', $runtimeName);
if ($activeRuntimes->exists($runtimeName)) {
if ($activeRuntimes->get($runtimeName)['status'] == 'pending') {
throw new \Exception('A runtime with the same ID is already being created. Attempt a execution soon.', 409);
}
throw new Exception('Runtime already exists.', 409);
}
$container = [];
$output = '';
$startTime = \microtime(true);
$secret = \bin2hex(\random_bytes(16));
$activeRuntimes->set($runtimeName, [
'listening' => 0,
'name' => $runtimeName,
'hostname' => $runtimeHostname,
'created' => $startTime,
'updated' => $startTime,
'status' => 'pending',
'key' => $secret,
]);
/**
* Temporary file paths in the executor
*/
$tmpFolder = "tmp/$runtimeName/";
$tmpSource = "/{$tmpFolder}src/code.tar.gz";
$tmpBuild = "/{$tmpFolder}builds/code.tar.gz";
$sourceDevice = getStorageDevice("/");
$localDevice = new Local();
try {
/**
* Copy code files from source to a temporary location on the executor
*/
if (!empty($source)) {
if (!$sourceDevice->transfer($source, $tmpSource, $localDevice)) {
throw new Exception('Failed to copy source code to temporary directory', 500);
};
}
/**
* Create the mount folder
*/
if (!$localDevice->createDirectory(\dirname($tmpBuild))) {
throw new Exception("Failed to create temporary directory", 500);
}
/**
* Create container
*/
$variables = \array_merge($variables, match ($version) {
'v2' => [
'INTERNAL_RUNTIME_KEY' => $secret,
'INTERNAL_RUNTIME_ENTRYPOINT' => $entrypoint,
'INERNAL_EXECUTOR_HOSTNAME' => System::getHostname()
],
'v3' => [
'OPEN_RUNTIMES_SECRET' => $secret,
'OPEN_RUNTIMES_ENTRYPOINT' => $entrypoint,
'OPEN_RUNTIMES_HOSTNAME' => System::getHostname()
]
});
$variables = array_map(fn ($v) => strval($v), $variables);
$orchestration
->setCpus($cpus)
->setMemory($memory);
$runtimeEntrypointCommands = [];
if (empty($runtimeEntrypoint)) {
if ($version === 'v2' && empty($command)) {
$runtimeEntrypointCommands = [];
} else {
$runtimeEntrypointCommands = ['tail', '-f', '/dev/null'];
}
} else {
$runtimeEntrypointCommands = ['sh', '-c', $runtimeEntrypoint];
}
$codeMountPath = $version === 'v2' ? '/usr/code' : '/mnt/code';
$workdir = $version === 'v2' ? '/usr/code' : '';
$openruntimes_networks = explode(',', str_replace(' ', '', Http::getEnv('OPR_EXECUTOR_NETWORK') ?: 'executor_runtimes'));
$openruntimes_network = $openruntimes_networks[array_rand($openruntimes_networks)];
/** Keep the container alive if we have commands to be executed */
$containerId = $orchestration->run(
image: $image,
name: $runtimeName,
hostname: $runtimeHostname,
vars: $variables,
command: $runtimeEntrypointCommands,
labels: [
'openruntimes-executor' => System::getHostname(),
'openruntimes-runtime-id' => $runtimeId
],
volumes: [
\dirname($tmpSource) . ':/tmp:rw',
\dirname($tmpBuild) . ':' . $codeMountPath . ':rw'
],
network: \strval($openruntimes_network) ?: 'executor_runtimes',
workdir: $workdir
);
if (empty($containerId)) {
throw new Exception('Failed to create runtime', 500);
}
/**
* Execute any commands if they were provided
*/
if (!empty($command)) {
$commands = [
'sh', '-c',
'touch /var/tmp/logs.txt && (' . $command . ') >> /var/tmp/logs.txt 2>&1 && cat /var/tmp/logs.txt'
];
try {
$status = $orchestration->execute(
name: $runtimeName,
command: $commands,
output: $output,
timeout: $timeout
);
if (!$status) {
throw new Exception('Failed to create runtime: ' . $output, 400);
}
} catch (Throwable $err) {
throw new Exception($err->getMessage(), 400);
}
}
/**
* Move built code to expected build directory
*/
if (!empty($destination)) {
// Check if the build was successful by checking if file exists
if (!$localDevice->exists($tmpBuild)) {
throw new Exception('Something went wrong when starting runtime.', 500);
}
$size = $localDevice->getFileSize($tmpBuild);
$container['size'] = $size;
$destinationDevice = getStorageDevice($destination);
$path = $destinationDevice->getPath(\uniqid() . '.' . \pathinfo('code.tar.gz', PATHINFO_EXTENSION));
if (!$localDevice->transfer($tmpBuild, $path, $destinationDevice)) {
throw new Exception('Failed to move built code to storage', 500);
};
$container['path'] = $path;
}
if ($output === '') {
$output = 'Runtime created successfully!';
}
$endTime = \microtime(true);
$duration = $endTime - $startTime;
$container = array_merge($container, [
'output' => \mb_strcut($output, 0, 1000000), // Limit to 1MB
'startTime' => $startTime,
'duration' => $duration,
]);
$activeRuntime = $activeRuntimes->get($runtimeName);
$activeRuntime['updated'] = \microtime(true);
$activeRuntime['status'] = 'Up ' . \round($duration, 2) . 's';
$activeRuntimes->set($runtimeName, $activeRuntime);
} catch (Throwable $th) {
$error = $th->getMessage() . $output;
// Extract as much logs as we can
try {
$logs = '';
$status = $orchestration->execute(
name: $runtimeName,
command: [ 'sh', '-c', 'cat /var/tmp/logs.txt' ],
output: $logs,
timeout: 15
);
if (!empty($logs)) {
$error = $th->getMessage() . $logs;
}
} catch(Throwable $err) {
// Ignore, use fallback error message
}
if ($remove) {
\sleep(2); // Allow time to read logs
}
$localDevice->deletePath($tmpFolder);
// Silently try to kill container
try {
$orchestration->remove($runtimeName, true);
} catch (Throwable $th) {
}
$activeRuntimes->del($runtimeName);
throw new Exception($error, $th->getCode() ?: 500);
}
// Container cleanup
if ($remove) {
\sleep(2); // Allow time to read logs
$localDevice->deletePath($tmpFolder);
// Silently try to kill container
try {
$orchestration->remove($runtimeName, true);
} catch (Throwable $th) {
}
$activeRuntimes->del($runtimeName);
}
$response
->setStatusCode(Response::STATUS_CODE_CREATED)
->json($container);
});
Http::get('/v1/runtimes')
->desc("List currently active runtimes")
->inject('activeRuntimes')
->inject('response')
->action(function (Table $activeRuntimes, Response $response) {
$runtimes = [];
foreach ($activeRuntimes as $runtime) {
$runtimes[] = $runtime;
}
$response
->setStatusCode(Response::STATUS_CODE_OK)
->json($runtimes);
});
Http::get('/v1/runtimes/:runtimeId')
->desc("Get a runtime by its ID")
->param('runtimeId', '', new Text(64), 'Runtime unique ID.')
->inject('activeRuntimes')
->inject('response')
->inject('log')
->action(function (string $runtimeId, Table $activeRuntimes, Response $response, Log $log) {
$runtimeName = System::getHostname() . '-' . $runtimeId;
$log->addTag('runtimeId', $runtimeName);
if (!$activeRuntimes->exists($runtimeName)) {
throw new Exception('Runtime not found', 404);
}
$runtime = $activeRuntimes->get($runtimeName);
$response
->setStatusCode(Response::STATUS_CODE_OK)
->json($runtime);
});
Http::delete('/v1/runtimes/:runtimeId')
->desc('Delete a runtime')
->param('runtimeId', '', new Text(64), 'Runtime unique ID.', false)
->inject('orchestration')
->inject('activeRuntimes')
->inject('response')
->inject('log')
->action(function (string $runtimeId, Orchestration $orchestration, Table $activeRuntimes, Response $response, Log $log) {
$runtimeName = System::getHostname() . '-' . $runtimeId;
$log->addTag('runtimeId', $runtimeName);
if (!$activeRuntimes->exists($runtimeName)) {
throw new Exception('Runtime not found', 404);
}
$orchestration->remove($runtimeName, true);
$activeRuntimes->del($runtimeName);
$response
->setStatusCode(Response::STATUS_CODE_OK)
->send();
});
Http::post('/v1/runtimes/:runtimeId/executions')
->alias('/v1/runtimes/:runtimeId/execution')
->desc('Create an execution')
// Execution-related
->param('runtimeId', '', new Text(64), 'The runtimeID to execute.')
->param('body', '', new Text(20971520), 'Data to be forwarded to the function, this is user specified.', true)
->param('path', '/', new Text(2048), 'Path from which execution comes.', true)
->param('method', 'GET', new Whitelist(['GET', 'POST', 'PUT', 'PATCH', 'DELETE', 'OPTIONS'], true), 'Path from which execution comes.', true)
->param('headers', [], new Assoc(), 'Headers passed into runtime.', true)
->param('timeout', 15, new Integer(), 'Function maximum execution time in seconds.', true)
// Runtime-related
->param('image', '', new Text(128), 'Base image name of the runtime.', true)
->param('source', '', new Text(0), 'Path to source files.', true)
->param('entrypoint', '', new Text(256), 'Entrypoint of the code file.', true)
->param('variables', [], new Assoc(), 'Environment variables passed into runtime.', true)
->param('cpus', 1, new Integer(), 'Container CPU.', true)
->param('memory', 512, new Integer(), 'Container RAM memory.', true)
->param('version', 'v3', new WhiteList(['v2', 'v3']), 'Runtime Open Runtime version.', true)
->param('runtimeEntrypoint', '', new Text(1024, 0), 'Commands to run when creating a container. Maximum of 100 commands are allowed, each 1024 characters long.', true)
->inject('activeRuntimes')
->inject('response')
->inject('log')
->action(
function (string $runtimeId, ?string $payload, string $path, string $method, array $headers, int $timeout, string $image, string $source, string $entrypoint, array $variables, int $cpus, int $memory, string $version, string $runtimeEntrypoint, Table $activeRuntimes, Response $response, Log $log) {
if (empty($payload)) {
$payload = '';
}
$runtimeName = System::getHostname() . '-' . $runtimeId;
$log->addTag('version', $version);
$log->addTag('runtimeId', $runtimeName);
$variables = \array_merge($variables, [
'INERNAL_EXECUTOR_HOSTNAME' => System::getHostname()
]);
$prepareStart = \microtime(true);
// Prepare runtime
if (!$activeRuntimes->exists($runtimeName)) {
if (empty($image) || empty($source) || empty($entrypoint)) {
throw new Exception('Runtime not found. Please start it first or provide runtime-related parameters.', 401);
}
// Prepare request to executor
$sendCreateRuntimeRequest = function () use ($runtimeId, $image, $source, $entrypoint, $variables, $cpus, $memory, $version, $runtimeEntrypoint) {
$statusCode = 0;
$errNo = -1;
$executorResponse = '';
$ch = \curl_init();
$body = \json_encode([
'runtimeId' => $runtimeId,
'image' => $image,
'source' => $source,
'entrypoint' => $entrypoint,
'variables' => $variables,
'cpus' => $cpus,
'memory' => $memory,
'version' => $version,
'runtimeEntrypoint' => $runtimeEntrypoint
]);
\curl_setopt($ch, CURLOPT_URL, "http://127.0.0.1/v1/runtimes");
\curl_setopt($ch, CURLOPT_POST, true);
\curl_setopt($ch, CURLOPT_POSTFIELDS, $body);
\curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
\curl_setopt($ch, CURLOPT_CONNECTTIMEOUT, 10);
\curl_setopt($ch, CURLOPT_HTTPHEADER, [
'Content-Type: application/json',
'Content-Length: ' . \strlen($body ?: ''),
'authorization: Bearer ' . Http::getEnv('OPR_EXECUTOR_SECRET', '')
]);
$executorResponse = \curl_exec($ch);
$statusCode = \curl_getinfo($ch, CURLINFO_HTTP_CODE);
$error = \curl_error($ch);
$errNo = \curl_errno($ch);
\curl_close($ch);
return [
'errNo' => $errNo,
'error' => $error,
'statusCode' => $statusCode,
'executorResponse' => $executorResponse
];
};
// Prepare runtime
while (true) {
// If timeout is passed, stop and return error
if (\microtime(true) - $prepareStart >= $timeout) {
throw new Exception('Function timed out during preparation.', 400);
}
['errNo' => $errNo, 'error' => $error, 'statusCode' => $statusCode, 'executorResponse' => $executorResponse] = \call_user_func($sendCreateRuntimeRequest);
if ($errNo === 0) {
$body = \json_decode($executorResponse, true);
if ($statusCode >= 500) {
$error = $body['message'];
// Continues to retry logic
} elseif ($statusCode >= 400) {
$error = $body['message'];
throw new Exception('An internal curl error has occurred while starting runtime! Error Msg: ' . $error, 500);
} else {
break;
}
} elseif ($errNo !== 111) { // Connection Refused - see https://openswoole.com/docs/swoole-error-code
throw new Exception('An internal curl error has occurred while starting runtime! Error Msg: ' . $error, 500);
}
// Wait 0.5s and check again
\usleep(500000);
}
}
// Lower timeout by time it took to prepare container
$timeout -= (\microtime(true) - $prepareStart);
// Update swoole table
$runtime = $activeRuntimes->get($runtimeName) ?? [];
$runtime['updated'] = \time();
$activeRuntimes->set($runtimeName, $runtime);
// Ensure runtime started
$launchStart = \microtime(true);
while (true) {
// If timeout is passed, stop and return error
if (\microtime(true) - $launchStart >= $timeout) {
throw new Exception('Function timed out during launch.', 400);
}
if ($activeRuntimes->get($runtimeName)['status'] !== 'pending') {
break;
}
// Wait 0.5s and check again
\usleep(500000);
}
// Lower timeout by time it took to launch container
$timeout -= (\microtime(true) - $launchStart);
// Ensure we have secret
$runtime = $activeRuntimes->get($runtimeName);
$hostname = $runtime['hostname'];
$secret = $runtime['key'];
if (empty($secret)) {
throw new Exception('Runtime secret not found. Please re-create the runtime.', 500);
}
$executeV2 = function () use ($variables, $payload, $secret, $hostname, $timeout): array {
$statusCode = 0;
$errNo = -1;
$executorResponse = '';
$ch = \curl_init();
$body = \json_encode([
'variables' => $variables,
'payload' => $payload,
'headers' => []
], JSON_FORCE_OBJECT);
\curl_setopt($ch, CURLOPT_URL, "http://" . $hostname . ":3000/");
\curl_setopt($ch, CURLOPT_POST, true);
\curl_setopt($ch, CURLOPT_POSTFIELDS, $body);
\curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
\curl_setopt($ch, CURLOPT_TIMEOUT, $timeout);
\curl_setopt($ch, CURLOPT_CONNECTTIMEOUT, 10);
\curl_setopt($ch, CURLOPT_HTTPHEADER, [
'Content-Type: application/json',
'Content-Length: ' . \strlen($body ?: ''),
'x-internal-challenge: ' . $secret,
'host: null'
]);
$executorResponse = \curl_exec($ch);
$statusCode = \curl_getinfo($ch, CURLINFO_HTTP_CODE);
$error = \curl_error($ch);
$errNo = \curl_errno($ch);
\curl_close($ch);
if ($errNo !== 0) {
return [
'errNo' => $errNo,
'error' => $error,
'statusCode' => $statusCode,
'body' => '',
'logs' => '',
'errors' => '',
'headers' => []
];
}
// Extract response
$executorResponse = json_decode(\strval($executorResponse), false);
$res = $executorResponse->response ?? '';
if (is_array($res)) {
$res = json_encode($res, JSON_UNESCAPED_UNICODE);
} elseif (is_object($res)) {
$res = json_encode($res, JSON_UNESCAPED_UNICODE | JSON_FORCE_OBJECT);
}
$stderr = $executorResponse->stderr ?? '';
$stdout = $executorResponse->stdout ?? '';
return [
'errNo' => $errNo,
'error' => $error,
'statusCode' => $statusCode,
'body' => $res,
'logs' => $stdout,
'errors' => $stderr,
'headers' => []
];
};
$executeV3 = function () use ($path, $method, $headers, $payload, $secret, $hostname, $timeout): array {
$statusCode = 0;
$errNo = -1;
$executorResponse = '';
$ch = \curl_init();
$body = $payload;
$responseHeaders = [];
\curl_setopt($ch, CURLOPT_URL, "http://" . $hostname . ":3000" . $path);
\curl_setopt($ch, CURLOPT_CUSTOMREQUEST, $method);
\curl_setopt($ch, CURLOPT_POSTFIELDS, $body);
\curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
\curl_setopt($ch, CURLOPT_HEADERFUNCTION, function ($curl, $header) use (&$responseHeaders) {
$len = strlen($header);
$header = explode(':', $header, 2);
if (count($header) < 2) { // ignore invalid headers
return $len;
}
$key = strtolower(trim($header[0]));
$responseHeaders[$key] = trim($header[1]);
if (\in_array($key, ['x-open-runtimes-logs', 'x-open-runtimes-errors'])) {
$responseHeaders[$key] = \urldecode($responseHeaders[$key]);
}
return $len;
});
\curl_setopt($ch, CURLOPT_TIMEOUT, $timeout + 5); // Gives extra 5s after safe timeout to recieve response
\curl_setopt($ch, CURLOPT_CONNECTTIMEOUT, 5);
$headers['x-open-runtimes-secret'] = $secret;
$headers['x-open-runtimes-timeout'] = \max(\intval($timeout), 1);
$headersArr = [];
foreach ($headers as $key => $value) {
$headersArr[] = $key . ': ' . $value;
}
\curl_setopt($ch, CURLOPT_HEADEROPT, CURLHEADER_UNIFIED);
\curl_setopt($ch, CURLOPT_HTTPHEADER, $headersArr);
$executorResponse = \curl_exec($ch);
$statusCode = \curl_getinfo($ch, CURLINFO_HTTP_CODE);
$error = \curl_error($ch);
$errNo = \curl_errno($ch);
\curl_close($ch);
if ($errNo !== 0) {
return [
'errNo' => $errNo,
'error' => $error,
'statusCode' => $statusCode,
'body' => '',
'logs' => '',
'errors' => '',
'headers' => $responseHeaders
];
}
$stdout = $responseHeaders['x-open-runtimes-logs'] ?? '';
$stderr = $responseHeaders['x-open-runtimes-errors'] ?? '';