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[AiBundle][VertexAI] Fix service definition #423

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Merged
merged 1 commit into from
Sep 4, 2025
Merged

[AiBundle][VertexAI] Fix service definition #423

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1 change: 1 addition & 0 deletions src/ai-bundle/composer.json
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Original file line number Diff line number Diff line change
Expand Up @@ -25,6 +25,7 @@
"symfony/string": "^6.4 || ^7.0"
},
"require-dev": {
"google/auth": "^1.47",
"phpstan/phpstan": "^2.1",
"phpunit/phpunit": "^11.5",
"symfony/expression-language": "^6.4 || ^7.0",
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22 changes: 15 additions & 7 deletions src/ai-bundle/src/AiBundle.php
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Expand Up @@ -12,6 +12,7 @@
namespace Symfony\AI\AiBundle;

use Google\Auth\ApplicationDefaultCredentials;
use Google\Auth\FetchAuthTokenInterface;
use Symfony\AI\Agent\Agent;
use Symfony\AI\Agent\AgentInterface;
use Symfony\AI\Agent\Attribute\AsInputProcessor;
Expand Down Expand Up @@ -73,7 +74,6 @@
use Symfony\Component\DependencyInjection\Definition;
use Symfony\Component\DependencyInjection\Loader\Configurator\ContainerConfigurator;
use Symfony\Component\DependencyInjection\Reference;
use Symfony\Component\HttpClient\EventSourceHttpClient;
use Symfony\Component\HttpClient\HttpClient;
use Symfony\Component\HttpKernel\Bundle\AbstractBundle;
use Symfony\Component\Security\Core\Authorization\AuthorizationCheckerInterface;
Expand Down Expand Up @@ -279,13 +279,21 @@ private function processPlatformConfig(string $type, array $platform, ContainerB
throw new RuntimeException('For using the Vertex AI platform, google/auth package is required. Try running "composer require google/auth".');
}

$credentials = ApplicationDefaultCredentials::getCredentials([
'https://www.googleapis.com/auth/cloud-platform',
]);
$credentials = (new Definition(FetchAuthTokenInterface::class))
->setFactory([ApplicationDefaultCredentials::class, 'getCredentials'])
->setArguments([
'https://www.googleapis.com/auth/cloud-platform',
])
;

$httpClient = new EventSourceHttpClient(HttpClient::create([
'auth_bearer' => $credentials?->fetchAuthToken()['access_token'] ?? null,
]));
$credentialsObject = new Definition(\ArrayObject::class, [(new Definition('array'))->setFactory([$credentials, 'fetchAuthToken'])]);

$httpClient = (new Definition(HttpClientInterface::class))
->setFactory([HttpClient::class, 'create'])
->setArgument(0, [
'auth_bearer' => (new Definition('string', ['access_token']))->setFactory([$credentialsObject, 'offsetGet']),
])
;

$platformId = 'ai.platform.vertexai';
$definition = (new Definition(Platform::class))
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4 changes: 4 additions & 0 deletions src/ai-bundle/tests/DependencyInjection/AiBundleTest.php
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Expand Up @@ -369,6 +369,10 @@ private function getFullConfig(): array
'voyage' => [
'api_key' => 'voyage_key_full',
],
'vertexai' => [
'location' => 'global',
'project_id' => '123',
],
],
'agent' => [
'my_chat_agent' => [
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