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add btree for volume index

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This commit is contained in:
Chris Lu
2017-05-26 22:51:25 -07:00
parent 80cefade65
commit 82c3ccc8dd
17 changed files with 361 additions and 48 deletions
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7
weed/storage/needle_map_boltdb.go
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@@ -7,6 +7,7 @@ import (
"github.com/boltdb/bolt"
"github.com/chrislusf/seaweedfs/weed/glog"
"github.com/chrislusf/seaweedfs/weed/storage/needle"
"github.com/chrislusf/seaweedfs/weed/util"
)
@@ -31,7 +32,7 @@ func NewBoltDbNeedleMap(dbFileName string, indexFile *os.File) (m *BoltDbNeedleM
return
}
glog.V(1).Infof("Loading %s...", indexFile.Name())
nm, indexLoadError := LoadNeedleMap(indexFile)
nm, indexLoadError := LoadBtreeNeedleMap(indexFile)
if indexLoadError != nil {
return nil, indexLoadError
}
@@ -72,7 +73,7 @@ func generateBoltDbFile(dbFileName string, indexFile *os.File) error {
})
}
func (m *BoltDbNeedleMap) Get(key uint64) (element *NeedleValue, ok bool) {
func (m *BoltDbNeedleMap) Get(key uint64) (element *needle.NeedleValue, ok bool) {
bytes := make([]byte, 8)
var data []byte
util.Uint64toBytes(bytes, key)
@@ -91,7 +92,7 @@ func (m *BoltDbNeedleMap) Get(key uint64) (element *NeedleValue, ok bool) {
}
offset := util.BytesToUint32(data[0:4])
size := util.BytesToUint32(data[4:8])
return &NeedleValue{Key: Key(key), Offset: offset, Size: size}, true
return &needle.NeedleValue{Key: needle.Key(key), Offset: offset, Size: size}, true
}
func (m *BoltDbNeedleMap) Put(key uint64, offset uint32, size uint32) error {