private IEnumerable <IIndexer> FilterBlockedIndexers(IEnumerable <IIndexer> indexers)
{
var blockedIndexers = _indexerStatusService.GetBlockedIndexers().ToDictionary(v => v.IndexerId, v => v);
foreach (var indexer in indexers)
{
IndexerStatus blockedIndexerStatus;
if (blockedIndexers.TryGetValue(indexer.Definition.Id, out blockedIndexerStatus))
{
_logger.Debug("Temporarily ignoring indexer {0} till {1} due to recent failures.", indexer.Definition.Name, blockedIndexerStatus.DisabledTill.Value.ToLocalTime());
continue;
}
yield return(indexer);
}
}
public override HealthCheck Check()
{
var enabledIndexers = _indexerFactory.GetAvailableProviders();
var backOffIndexers = enabledIndexers.Join(_indexerStatusService.GetBlockedIndexers(),
i => i.Definition.Id,
s => s.IndexerId,
(i, s) => new { Indexer = i, Status = s })
.Where(v => (v.Status.MostRecentFailure - v.Status.InitialFailure) > TimeSpan.FromHours(1))
.ToList();
if (backOffIndexers.Empty())
{
return(new HealthCheck(GetType()));
}
if (backOffIndexers.Count == enabledIndexers.Count)
{
return(new HealthCheck(GetType(), HealthCheckResult.Error, "All indexers are unavailable due to failures", "#indexers-are-unavailable-due-to-failures"));
}
return(new HealthCheck(GetType(), HealthCheckResult.Warning, string.Format("Indexers unavailable due to failures: {0}", string.Join(", ", backOffIndexers.Select(v => v.Indexer.Definition.Name))), "#indexers-are-unavailable-due-to-failures"));
}
private List <ReleaseInfo> FilterBlockedIndexers(List <ReleaseInfo> releases)
{
var blockedIndexers = new HashSet <int>(_indexerStatusService.GetBlockedIndexers().Select(v => v.IndexerId));
return(releases.Where(release => !blockedIndexers.Contains(release.IndexerId)).ToList());
}