10276: Remove data manager (superseded by keep-balance).

[arvados.git] / services / datamanager / summary / file.go

diff --git a/services/datamanager/summary/file.go b/services/datamanager/summary/file.go
deleted file mode 100644 (file)
index 6e463d7..0000000
--- a/services/datamanager/summary/file.go
+++ /dev/null
@@ -1,115 +0,0 @@
-// Handles writing data to and reading data from disk to speed up development.
-
-package summary
-
-import (
-       "encoding/gob"
-       "flag"
-       "fmt"
-       "git.curoverse.com/arvados.git/sdk/go/logger"
-       "git.curoverse.com/arvados.git/services/datamanager/collection"
-       "git.curoverse.com/arvados.git/services/datamanager/keep"
-       "log"
-       "os"
-)
-
-// Used to locally cache data read from servers to reduce execution
-// time when developing. Not for use in production.
-type serializedData struct {
-       ReadCollections collection.ReadCollections
-       KeepServerInfo  keep.ReadServers
-}
-
-var (
-       WriteDataTo  string
-       readDataFrom string
-)
-
-// DataFetcher to fetch data from keep servers
-type DataFetcher func(arvLogger *logger.Logger,
-       readCollections *collection.ReadCollections,
-       keepServerInfo *keep.ReadServers) error
-
-func init() {
-       flag.StringVar(&WriteDataTo,
-               "write-data-to",
-               "",
-               "Write summary of data received to this file. Used for development only.")
-       flag.StringVar(&readDataFrom,
-               "read-data-from",
-               "",
-               "Avoid network i/o and read summary data from this file instead. Used for development only.")
-}
-
-// MaybeWriteData writes data we've read to a file.
-//
-// This is useful for development, so that we don't need to read all
-// our data from the network every time we tweak something.
-//
-// This should not be used outside of development, since you'll be
-// working with stale data.
-func MaybeWriteData(arvLogger *logger.Logger,
-       readCollections collection.ReadCollections,
-       keepServerInfo keep.ReadServers) error {
-       if WriteDataTo == "" {
-               return nil
-       }
-       summaryFile, err := os.Create(WriteDataTo)
-       if err != nil {
-               return err
-       }
-       defer summaryFile.Close()
-
-       enc := gob.NewEncoder(summaryFile)
-       data := serializedData{
-               ReadCollections: readCollections,
-               KeepServerInfo:  keepServerInfo}
-       err = enc.Encode(data)
-       if err != nil {
-               return err
-       }
-       log.Printf("Wrote summary data to: %s", WriteDataTo)
-       return nil
-}
-
-// ShouldReadData should not be used outside of development
-func ShouldReadData() bool {
-       return readDataFrom != ""
-}
-
-// ReadData reads data that we've written to a file.
-//
-// This is useful for development, so that we don't need to read all
-// our data from the network every time we tweak something.
-//
-// This should not be used outside of development, since you'll be
-// working with stale data.
-func ReadData(arvLogger *logger.Logger,
-       readCollections *collection.ReadCollections,
-       keepServerInfo *keep.ReadServers) error {
-       if readDataFrom == "" {
-               return fmt.Errorf("ReadData() called with empty filename.")
-       }
-       summaryFile, err := os.Open(readDataFrom)
-       if err != nil {
-               return err
-       }
-       defer summaryFile.Close()
-
-       dec := gob.NewDecoder(summaryFile)
-       data := serializedData{}
-       err = dec.Decode(&data)
-       if err != nil {
-               return err
-       }
-
-       // re-summarize data, so that we can update our summarizing
-       // functions without needing to do all our network i/o
-       data.ReadCollections.Summarize(arvLogger)
-       data.KeepServerInfo.Summarize(arvLogger)
-
-       *readCollections = data.ReadCollections
-       *keepServerInfo = data.KeepServerInfo
-       log.Printf("Read summary data from: %s", readDataFrom)
-       return nil
-}