Only retry fetching app store data once every 5 minutes in case it fails

Signed-off-by: Julius Härtl <jus@bitgrid.net>

1 files changed, 16 insertions, 1 deletions

diff --git a/lib/private/App/AppStore/Fetcher/Fetcher.php b/lib/private/App/AppStore/Fetcher/Fetcher.php
index a844d9d7913..305e3172c10 100644
--- a/lib/private/App/AppStore/Fetcher/Fetcher.php
+++ b/lib/private/App/AppStore/Fetcher/Fetcher.php
@@ -42,6 +42,7 @@ use OCP\ILogger;
 
 abstract class Fetcher {
 	public const INVALIDATE_AFTER_SECONDS = 3600;
+	public const RETRY_AFTER_FAILURE_SECONDS = 300;
 
 	/** @var IAppData */
 	protected $appData;
@@ -91,6 +92,9 @@ abstract class Fetcher {
 	 */
 	protected function fetch($ETag, $content) {
 		$appstoreenabled = $this->config->getSystemValue('appstoreenabled', true);
+		if ((int)$this->config->getAppValue('settings', 'appstore-fetcher-lastFailure', '0') > time() - self::RETRY_AFTER_FAILURE_SECONDS) {
+			return [];
+		}
 
 		if (!$appstoreenabled) {
 			return [];
@@ -107,7 +111,12 @@ abstract class Fetcher {
 		}
 
 		$client = $this->clientService->newClient();
-		$response = $client->get($this->getEndpoint(), $options);
+		try {
+			$response = $client->get($this->getEndpoint(), $options);
+		} catch (ConnectException $e) {
+			$this->config->setAppValue('settings', 'appstore-fetcher-lastFailure', (string)time());
+			throw $e;
+		}
 
 		$responseJson = [];
 		if ($response->getStatusCode() === Http::STATUS_NOT_MODIFIED) {
@@ -116,6 +125,7 @@ abstract class Fetcher {
 			$responseJson['data'] = json_decode($response->getBody(), true);
 			$ETag = $response->getHeader('ETag');
 		}
+		$this->config->deleteAppValue('settings', 'appstore-fetcher-lastFailure');
 
 		$responseJson['timestamp'] = $this->timeFactory->getTime();
 		$responseJson['ncversion'] = $this->getVersion();
@@ -175,6 +185,11 @@ abstract class Fetcher {
 		// Refresh the file content
 		try {
 			$responseJson = $this->fetch($ETag, $content, $allowUnstable);
+
+			if (empty($responseJson)) {
+				return [];
+			}
+
 			// Don't store the apps request file
 			if ($allowUnstable) {
 				return $responseJson['data'];