package main
import (
+ "errors"
"flag"
"fmt"
"git.curoverse.com/arvados.git/sdk/go/arvadosclient"
func main() {
flag.Parse()
if minutesBetweenRuns == 0 {
- singlerun()
+ arv, err := makeArvadosClient()
+ if err != nil {
+ log.Fatalf("makeArvadosClient: %v", err)
+ }
+ err = singlerun(arv)
+ if err != nil {
+ log.Fatalf("singlerun: %v", err)
+ }
} else {
waitTime := time.Minute * time.Duration(minutesBetweenRuns)
for {
log.Println("Beginning Run")
- singlerun()
+ arv, err := makeArvadosClient()
+ if err != nil {
+ log.Fatalf("makeArvadosClient: %v", err)
+ }
+ err = singlerun(arv)
+ if err != nil {
+ log.Printf("singlerun: %v", err)
+ }
log.Printf("Sleeping for %d minutes", minutesBetweenRuns)
time.Sleep(waitTime)
}
}
}
-func singlerun() {
- arv, err := arvadosclient.MakeArvadosClient()
- if err != nil {
- log.Fatalf("Error setting up arvados client %s", err.Error())
- }
+func makeArvadosClient() (arvadosclient.ArvadosClient, error) {
+ return arvadosclient.MakeArvadosClient()
+}
- if is_admin, err := util.UserIsAdmin(arv); err != nil {
- log.Fatalf("Error querying current arvados user %s", err.Error())
- } else if !is_admin {
- log.Fatalf("Current user is not an admin. Datamanager can only be run by admins.")
+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
kc, err := keepclient.MakeKeepClient(&arv)
if err != nil {
- loggerutil.FatalWithMessage(arvLogger,
- fmt.Sprintf("Error setting up keep client %s", err.Error()))
+ return fmt.Errorf("Error setting up keep client %v", err.Error())
}
- pullServers := summary.ComputePullServers(kc,
- &keepServerInfo,
- readCollections.BlockToDesiredReplication,
- replicationSummary.UnderReplicatedBlocks)
-
- pullLists := summary.BuildPullLists(pullServers)
-
- summary.WritePullLists(arvLogger, pullLists)
-
// Log that we're finished. We force the recording, since go will
// not wait for the write timer before exiting.
if arvLogger != nil {
- arvLogger.FinalUpdate(func(p map[string]interface{}, e map[string]interface{}) {
+ defer arvLogger.FinalUpdate(func(p map[string]interface{}, e map[string]interface{}) {
summaryInfo := logger.GetOrCreateMap(p, "summary_info")
summaryInfo["block_replication_counts"] = bucketCounts
summaryInfo["replication_summary"] = replicationCounts
p["run_info"].(map[string]interface{})["finished_at"] = time.Now()
})
}
+
+ pullServers := summary.ComputePullServers(kc,
+ &keepServerInfo,
+ readCollections.BlockToDesiredReplication,
+ replicationSummary.UnderReplicatedBlocks)
+
+ pullLists := summary.BuildPullLists(pullServers)
+
+ trashLists, trashErr := summary.BuildTrashLists(kc,
+ &keepServerInfo,
+ replicationSummary.KeepBlocksNotInCollections)
+
+ err = summary.WritePullLists(arvLogger, pullLists)
+ if err != nil {
+ return err
+ }
+
+ if trashErr != nil {
+ return err
+ }
+ keep.SendTrashLists(kc, trashLists)
+
+ return nil
}
-// Returns a data fetcher that fetches data from remote servers.
+// BuildDataFetcher returns a data fetcher that fetches data from remote servers.
func BuildDataFetcher(arv arvadosclient.ArvadosClient) summary.DataFetcher {
return func(arvLogger *logger.Logger,
readCollections *collection.ReadCollections,
go func() {
collectionChannel <- collection.GetCollectionsAndSummarize(
+ arvLogger,
collection.GetCollectionsParams{
Client: arv,
Logger: arvLogger,
BatchSize: 50})
}()
- *keepServerInfo = keep.GetKeepServersAndSummarize(
+ var err error
+ *keepServerInfo, err = keep.GetKeepServersAndSummarize(
keep.GetKeepServersParams{
Client: arv,
Logger: arvLogger,
Limit: 1000})
+ if err != nil {
+ return
+ }
+
*readCollections = <-collectionChannel
}
}