ytsync/blobs_reflector/reflect.go
2019-12-11 13:13:30 +01:00

95 lines
2 KiB
Go

package blobs_reflector
import (
"encoding/json"
"io/ioutil"
"os"
"os/user"
"path/filepath"
"github.com/lbryio/lbry.go/v2/extras/errors"
"github.com/lbryio/reflector.go/cmd"
"github.com/lbryio/reflector.go/db"
"github.com/lbryio/reflector.go/reflector"
"github.com/lbryio/reflector.go/store"
"github.com/sirupsen/logrus"
"github.com/lbryio/ytsync/util"
)
var dbHandle *db.SQL
func ReflectAndClean() error {
err := reflectBlobs()
if err != nil {
return err
}
return util.CleanupLbrynet()
}
func loadConfig(path string) (cmd.Config, error) {
var c cmd.Config
raw, err := ioutil.ReadFile(path)
if err != nil {
if os.IsNotExist(err) {
return c, errors.Err("config file not found")
}
return c, err
}
err = json.Unmarshal(raw, &c)
return c, err
}
func reflectBlobs() error {
if util.IsBlobReflectionOff() {
return nil
}
//make sure lbrynet is off
running, err := util.IsLbrynetRunning()
if err != nil {
return err
}
if running {
return errors.Prefix("cannot reflect blobs as the daemon is running", err)
}
logrus.SetLevel(logrus.InfoLevel)
defer logrus.SetLevel(logrus.DebugLevel)
ex, err := os.Executable()
if err != nil {
return errors.Err(err)
}
exPath := filepath.Dir(ex)
config, err := loadConfig(exPath + "/prism_config.json")
if err != nil {
return errors.Err(err)
}
if dbHandle == nil {
dbHandle = new(db.SQL)
err = dbHandle.Connect(config.DBConn)
if err != nil {
return errors.Err(err)
}
}
st := store.NewDBBackedS3Store(
store.NewS3BlobStore(config.AwsID, config.AwsSecret, config.BucketRegion, config.BucketName),
dbHandle)
uploadWorkers := 10
uploader := reflector.NewUploader(dbHandle, st, uploadWorkers, false)
usr, err := user.Current()
if err != nil {
return errors.Err(err)
}
blobsDir := usr.HomeDir + "/.lbrynet/blobfiles/"
err = uploader.Upload(blobsDir)
if err != nil {
return errors.Err(err)
}
if uploader.GetSummary().Err > 0 {
return errors.Err("not al blobs were reflected. Errors: %d", uploader.GetSummary().Err)
}
return nil
}