+ log.Fatalf("Error setting up arvados client: %s", err)
+ }
+ return arv
+}
+
+func singlerun(arv arvadosclient.ArvadosClient) error {
+ var err error
+ if isAdmin, err := util.UserIsAdmin(arv); err != nil {
+ return errors.New("Error verifying admin token: " + err.Error())
+ } else if !isAdmin {
+ return errors.New("Current user is not an admin. Datamanager requires a privileged token.")
+ }
+
+ var arvLogger *logger.Logger
+ if logEventTypePrefix != "" {
+ arvLogger = logger.NewLogger(logger.LoggerParams{
+ Client: arv,
+ EventTypePrefix: logEventTypePrefix,
+ WriteInterval: time.Second * time.Duration(logFrequencySeconds)})
+ }
+
+ loggerutil.LogRunInfo(arvLogger)
+ if arvLogger != nil {
+ arvLogger.AddWriteHook(loggerutil.LogMemoryAlloc)
+ }
+
+ var (
+ dataFetcher summary.DataFetcher
+ readCollections collection.ReadCollections
+ keepServerInfo keep.ReadServers
+ )
+
+ if summary.ShouldReadData() {
+ dataFetcher = summary.ReadData
+ } else {
+ dataFetcher = BuildDataFetcher(arv)
+ }
+
+ dataFetcher(arvLogger, &readCollections, &keepServerInfo)
+
+ summary.MaybeWriteData(arvLogger, readCollections, keepServerInfo)
+
+ buckets := summary.BucketReplication(readCollections, keepServerInfo)
+ bucketCounts := buckets.Counts()
+
+ replicationSummary := buckets.SummarizeBuckets(readCollections)
+ replicationCounts := replicationSummary.ComputeCounts()
+
+ log.Printf("Blocks In Collections: %d, "+
+ "\nBlocks In Keep: %d.",
+ len(readCollections.BlockToDesiredReplication),
+ len(keepServerInfo.BlockToServers))
+ log.Println(replicationCounts.PrettyPrint())
+
+ log.Printf("Blocks Histogram:")
+ for _, rlbss := range bucketCounts {
+ log.Printf("%+v: %10d",
+ rlbss.Levels,
+ rlbss.Count)
+ }
+
+ kc, err := keepclient.MakeKeepClient(&arv)
+ if err != nil {
+ loggerutil.FatalWithMessage(arvLogger,
+ fmt.Sprintf("Error setting up keep client %s", err.Error()))