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cmd/geth, core/rawdb: seamless freezer consistency, friendly removedb

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This commit is contained in:
Péter Szilágyi
2019-05-16 14:30:11 +03:00
parent 536b3b416c
commit 9eba3a9fff
10 changed files with 122 additions and 313 deletions
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14
core/rawdb/accessors_metadata.go
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@ -80,20 +80,6 @@ func WriteChainConfig(db ethdb.KeyValueWriter, hash common.Hash, cfg *params.Cha
}
}
// ReadAncientPath retrieves ancient database path which is recorded during the
// first node setup or forcibly changed by user.
func ReadAncientPath(db ethdb.KeyValueReader) string {
data, _ := db.Get(ancientKey)
return string(data)
}
// WriteAncientPath writes ancient database path into the key-value database.
func WriteAncientPath(db ethdb.KeyValueWriter, path string) {
if err := db.Put(ancientKey, []byte(path)); err != nil {
log.Crit("Failed to store ancient path", "err", err)
}
}
// ReadPreimage retrieves a single preimage of the provided hash.
func ReadPreimage(db ethdb.KeyValueReader, hash common.Hash) []byte {
data, _ := db.Get(preimageKey(hash))