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Initial import

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Nextcloud Team 2021-11-30 11:20:42 +01:00 • committed by Lukas Reschke
commit 2295a33590
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58
php/src/Docker/DockerHubManager.php Normal file
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<?php
namespace AIO\Docker;
use AIO\ContainerDefinitionFetcher;
use AIO\Data\ConfigurationManager;
use GuzzleHttp\Client;
class DockerHubManager
{
private Client $guzzleClient;
public function __construct()
{
$this->guzzleClient = new Client();
}
public function GetLatestDigestOfTag(string $name, string $tag) : ?string {
$cacheKey = 'dockerhub-manifest-' . $name . $tag;
$cachedVersion = apcu_fetch($cacheKey);
if($cachedVersion !== false && is_string($cachedVersion)) {
return $cachedVersion;
}
try {
$authTokenRequest = $this->guzzleClient->request(
'GET',
'https://auth.docker.io/token?service=registry.docker.io&scope=repository:' . $name . ':pull'
);
$body = $authTokenRequest->getBody()->getContents();
$decodedBody = json_decode($body, true);
if(isset($decodedBody['token'])) {
$authToken = $decodedBody['token'];
$manifestRequest = $this->guzzleClient->request(
'GET',
'https://registry-1.docker.io/v2/'.$name.'/manifests/' . $tag,
[
'headers' => [
'Accept' => 'application/vnd.docker.distribution.manifest.v2+json',
'Authorization' => 'Bearer ' . $authToken,
],
]
);
$responseHeaders = $manifestRequest->getHeader('docker-content-digest');
if(count($responseHeaders) === 1) {
$latestVersion = $responseHeaders[0];
apcu_add($cacheKey, $latestVersion, 600);
return $latestVersion;
}
}
return null;
} catch (\Exception $e) {
return null;
}
}
}