public override IPluginResponse Execute()
{
var pluginResponse = CreatePluginResponse();
var collectionWorkerMap = CollectionDependencies.ToDictionary(collection => collection,
collection => ResourceManagerQueries.GetDistinctWorkers(MongoDatabase.GetCollection <BsonDocument>(collection)));
bool persistedThresholds = ProcessDocuments(collectionWorkerMap, GetThresholds);
bool persistedCpuInfo = ProcessDocuments(collectionWorkerMap, SelectByPid(ResourceManagerQueries.GetCpuSamples));
bool persistedMemoryInfo = ProcessDocuments(collectionWorkerMap, SelectByPid(ResourceManagerQueries.GetMemorySamples));
bool persistedActions = ProcessDocuments(collectionWorkerMap, SelectByPid(ResourceManagerQueries.GetActions));
if (!persistedThresholds && !persistedCpuInfo && !persistedMemoryInfo && !persistedActions)
{
Log.Info("Failed to persist any Server Resource Manager data!");
pluginResponse.GeneratedNoData = true;
}
return(pluginResponse);
}
private static Func <string, IMongoCollection <BsonDocument>, IEnumerable <T> > SelectByPid <T>(Func <string, int, IMongoCollection <BsonDocument>, IEnumerable <T> > selector) where T : new()
{
return((worker, collection) => ResourceManagerQueries.GetDistinctPids(worker, collection)
.SelectMany(pid => selector(worker, pid, collection)));
}
private static IEnumerable <ResourceManagerThreshold> GetThresholds(string workerId, IMongoCollection <BsonDocument> collection)
{
return(ResourceManagerQueries.GetSrmStartEventsForWorker(workerId, collection)
.Select(startEvent => ResourceManagerQueries.GetThreshold(startEvent, collection)));
}