Rarbg Rate Limit Tweaks, Additional back-off level

src/NzbDrone.Core/Indexers/Definitions/Rarbg/Rarbg.cs

@@ -107,7 +107,6 @@ namespace NzbDrone.Core.Indexers.Rarbg
             var response = await FetchIndexerResponse(request);
 
             // try and recover from token errors
-            // Response of 200 and rate_limt of 1 requires a 5 minute backoff. Handle in Response Parsing & do not page further if rate_limit is populated.
             var jsonResponse = new HttpResponse<RarbgResponse>(response.HttpResponse);
 
             if (jsonResponse.Resource.error_code.HasValue)
@@ -126,7 +125,7 @@ namespace NzbDrone.Core.Indexers.Rarbg
                 }
                 else if (jsonResponse.Resource.error_code == 5)
                 {
-                    _logger.Debug("Rarbg temp rate limit hit, retying request");
+                    _logger.Debug("Rarbg temp rate limit hit, retrying request");
                     response = await FetchIndexerResponse(request);
                 }
             }

src/NzbDrone.Core/Indexers/Definitions/Rarbg/RarbgParser.cs

@@ -23,19 +23,15 @@ namespace NzbDrone.Core.Indexers.Rarbg
         public IList<ReleaseInfo> ParseResponse(IndexerResponse indexerResponse)
         {
             var results = new List<ReleaseInfo>();
-            var retryTime = TimeSpan.FromMinutes(1);
             var responseCode = (int)indexerResponse.HttpResponse.StatusCode;
 
             switch (responseCode)
             {
                 case (int)HttpStatusCode.TooManyRequests:
-                    retryTime = TimeSpan.FromMinutes(2);
-                    throw new TooManyRequestsException(indexerResponse.HttpRequest, indexerResponse.HttpResponse, retryTime);
+                    throw new TooManyRequestsException(indexerResponse.HttpRequest, indexerResponse.HttpResponse, TimeSpan.FromMinutes(2));
                 case 520:
-                    retryTime = TimeSpan.FromMinutes(3);
-                    throw new TooManyRequestsException(indexerResponse.HttpRequest, indexerResponse.HttpResponse, retryTime);
+                    throw new TooManyRequestsException(indexerResponse.HttpRequest, indexerResponse.HttpResponse, TimeSpan.FromMinutes(3));
                 case (int)HttpStatusCode.OK:
-                    retryTime = TimeSpan.FromMinutes(5);
                     break;
                 default:
                     throw new IndexerException(indexerResponse, "Indexer API call returned an unexpected StatusCode [{0}]", responseCode);
@@ -43,12 +39,6 @@ namespace NzbDrone.Core.Indexers.Rarbg
 
             var jsonResponse = new HttpResponse<RarbgResponse>(indexerResponse.HttpResponse);
 
-            // Handle 200 Rate Limiting
-            if (jsonResponse.Resource.rate_limit == 1)
-            {
-                throw new TooManyRequestsException(indexerResponse.HttpRequest, indexerResponse.HttpResponse, retryTime);
-            }
-
             if (jsonResponse.Resource.error_code.HasValue)
             {
                 if (jsonResponse.Resource.error_code == 20 || jsonResponse.Resource.error_code == 8

src/NzbDrone.Core/ThingiProvider/Status/EscalationBackOff.cs

@@ -1,10 +1,11 @@
-namespace NzbDrone.Core.ThingiProvider.Status
+namespace NzbDrone.Core.ThingiProvider.Status
 {
     public static class EscalationBackOff
     {
         public static readonly int[] Periods =
         {
             0,
+            60,
             5 * 60,
             15 * 60,
             30 * 60,