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Fixed hang when multiple processes open same DB (#1116)
* Fixed hang when multiple processes open same DB * fixed error check and message * removed punctuation on error message
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@ -3,8 +3,9 @@ package db
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import (
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"os"
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"path"
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"time"
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"github.com/boltdb/bolt"
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"errors"
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)
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// BeaconDB manages the data layer of the beacon chain implementation.
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@ -46,8 +47,11 @@ func NewDB(dirPath string) (*BeaconDB, error) {
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return nil, err
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}
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datafile := path.Join(dirPath, "beaconchain.db")
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boltDB, err := bolt.Open(datafile, 0600, nil)
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boltDB, err := bolt.Open(datafile, 0600, &bolt.Options{Timeout: 1 * time.Second})
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if err != nil {
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if err == bolt.ErrTimeout {
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return nil, errors.New("cannot obtain database lock, database may be in use by another process")
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}
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return nil, err
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}
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