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Enabled interleaving in LevelDB backend.

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This commit is contained in:
Sascha L. Teichmann 2014-08-23 19:00:43 +02:00
parent a0bdf95f95
commit 35130a5202
2 changed files with 31 additions and 22 deletions
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37
leveldb.go
View File

@ -14,11 +14,12 @@ import (
) )
type LevelDBBackend struct { type LevelDBBackend struct {
cache *leveldb.Cache cache *leveldb.Cache
db *leveldb.DB db *leveldb.DB
encoder common.KeyTranscoder interleaved bool
decoder common.KeyTranscoder encoder common.KeyTranscoder
mutex sync.RWMutex decoder common.KeyTranscoder
mutex sync.RWMutex
} }
type LevelDBSession struct { type LevelDBSession struct {
@ -28,9 +29,9 @@ type LevelDBSession struct {
func NewLeveDBBackend( func NewLeveDBBackend(
path string, path string,
encoder common.KeyTranscoder, interleaved bool,
decoder common.KeyTranscoder,
cacheSize int) (ldb *LevelDBBackend, err error) { cacheSize int) (ldb *LevelDBBackend, err error) {
opts := leveldb.NewOptions() opts := leveldb.NewOptions()
var cache *leveldb.Cache var cache *leveldb.Cache
@ -48,11 +49,25 @@ func NewLeveDBBackend(
} }
return return
} }
var (
encoder common.KeyTranscoder
decoder common.KeyTranscoder
)
if interleaved {
encoder = common.TranscodeInterleavedToPlain
decoder = common.TranscodePlainToInterleaved
} else {
encoder = common.IdentityTranscoder
decoder = common.IdentityTranscoder
}
ldb = &LevelDBBackend{ ldb = &LevelDBBackend{
cache: cache, cache: cache,
db: db, db: db,
encoder: encoder, interleaved: interleaved,
decoder: decoder} encoder: encoder,
decoder: decoder}
return return
} }

16
main.go
View File

@ -13,8 +13,6 @@ import (
"os/signal" "os/signal"
"runtime" "runtime"
"time" "time"
"bitbucket.org/s_l_teichmann/mtredisalize/common"
) )
const ( const (
@ -48,9 +46,7 @@ func main() {
os.Exit(0) os.Exit(0)
} }
args := flag.Args() if flag.NArg() < 1 {
if len(args) < 1 {
log.Fatal("Missing path to world") log.Fatal("Missing path to world")
} }
@ -64,16 +60,14 @@ func main() {
log.Fatal(err) log.Fatal(err)
} }
path := flag.Arg(0)
if driver == "sqlite" { if driver == "sqlite" {
if backend, err = NewSqliteBackend(args[0], interleaved); err != nil { if backend, err = NewSqliteBackend(path, interleaved); err != nil {
log.Fatal(err) log.Fatal(err)
} }
} else { } else {
if backend, err = NewLeveDBBackend( if backend, err = NewLeveDBBackend(path, interleaved, cacheSize); err != nil {
args[0],
common.IdentityTranscoder,
common.IdentityTranscoder,
cacheSize); err != nil {
log.Fatal(err) log.Fatal(err)
} }
} }