apitech
/
prometheus
mirror of https://github.com/prometheus/prometheus
1
0
Fork 0
Code Issues Projects Releases Wiki Activity

Levigo -> LevelDB in terminology and references.

Browse Source
pull/1/merge
Matt T. Proud 13 years ago
parent 2450cb3b1c
commit c1f0d8aefd
10 changed files with 90 additions and 89 deletions
Show all changes Ignore whitespace when comparing lines Ignore changes in amount of whitespace Ignore changes in whitespace at EOL
Show Stats Download Patch File Download Diff File
  1. 1
      Makefile
  2. 2
      main.go
  3. 2
      service.go
  4. 2
      storage/metric/leveldb/interface_test.go
  5. 90
      storage/metric/leveldb/leveldb.go
  6. 30
      storage/metric/leveldb/leveldb_test.go
  7. 2
      storage/raw/index/leveldb/interface_test.go
  8. 28
      storage/raw/index/leveldb/leveldb.go
  9. 2
      storage/raw/leveldb/interface_test.go
  10. 20
      storage/raw/leveldb/leveldb.go

1
Makefile
Unescape View File

@ -28,6 +28,7 @@ clean:
$(MAKE) -C model clean
-find . -type f -iname '*~' -exec rm '{}' ';'
-find . -type f -iname '*#' -exec rm '{}' ';'
-find . -type f -iname '.#*' -exec rm '{}' ';'
format:
find . -iname '*.go' | grep -v generated | xargs -n1 gofmt -w

2
main.go
Unescape View File

@ -20,7 +20,7 @@ import (
)
func main() {
m, _ := leveldb.NewLevigoMetricPersistence("/tmp/metrics")
m, _ := leveldb.NewLevelDBMetricPersistence("/tmp/metrics")
s := &MetricsService{
persistence: m,
}

2
service.go
Unescape View File

@ -22,7 +22,7 @@ import (
type MetricsService struct {
gorest.RestService `root:"/" consumes:"application/json" produces:"application/json"`
persistence *leveldb.LevigoMetricPersistence
persistence *leveldb.LevelDBMetricPersistence
listLabels gorest.EndPoint `method:"GET" path:"/labels/" output:"[]string"`
listLabelPairs gorest.EndPoint `method:"GET" path:"/label-pairs/" output:"[]model.LabelPairs"`

2
storage/metric/leveldb/interface_test.go
Unescape View File

@ -19,5 +19,5 @@ import (
)
func TestInterfaceAdherence(t *testing.T) {
var _ metric.MetricPersistence = &LevigoMetricPersistence{}
var _ metric.MetricPersistence = &LevelDBMetricPersistence{}
}

90
storage/metric/leveldb/leveldb.go
Unescape View File

@ -29,20 +29,20 @@ import (
"sort"
)
type LevigoMetricPersistence struct {
fingerprintHighWaterMarks *storage.LevigoPersistence
fingerprintLabelPairs *storage.LevigoPersistence
fingerprintLowWaterMarks *storage.LevigoPersistence
fingerprintSamples *storage.LevigoPersistence
labelNameFingerprints *storage.LevigoPersistence
labelPairFingerprints *storage.LevigoPersistence
metricMembershipIndex *index.LevigoMembershipIndex
type LevelDBMetricPersistence struct {
fingerprintHighWaterMarks *storage.LevelDBPersistence
fingerprintLabelPairs *storage.LevelDBPersistence
fingerprintLowWaterMarks *storage.LevelDBPersistence
fingerprintSamples *storage.LevelDBPersistence
labelNameFingerprints *storage.LevelDBPersistence
labelPairFingerprints *storage.LevelDBPersistence
metricMembershipIndex *index.LevelDBMembershipIndex
}
type levigoOpener func()
type leveldbOpener func()
func (l *LevigoMetricPersistence) Close() error {
log.Printf("Closing LevigoPersistence storage containers...")
func (l *LevelDBMetricPersistence) Close() error {
log.Printf("Closing LevelDBPersistence storage containers...")
var persistences = []struct {
name string
@ -85,11 +85,11 @@ func (l *LevigoMetricPersistence) Close() error {
closer := persistence.closer
if closer != nil {
log.Printf("Closing LevigoPersistence storage container: %s\n", name)
log.Printf("Closing LevelDBPersistence storage container: %s\n", name)
closingError := closer.Close()
if closingError != nil {
log.Printf("Could not close a LevigoPersistence storage container; inconsistencies are possible: %q\n", closingError)
log.Printf("Could not close a LevelDBPersistence storage container; inconsistencies are possible: %q\n", closingError)
}
errorChannel <- closingError
@ -106,27 +106,27 @@ func (l *LevigoMetricPersistence) Close() error {
}
}
log.Printf("Successfully closed all LevigoPersistence storage containers.")
log.Printf("Successfully closed all LevelDBPersistence storage containers.")
return nil
}
func NewLevigoMetricPersistence(baseDirectory string) (*LevigoMetricPersistence, error) {
log.Printf("Opening LevigoPersistence storage containers...")
func NewLevelDBMetricPersistence(baseDirectory string) (*LevelDBMetricPersistence, error) {
log.Printf("Opening LevelDBPersistence storage containers...")
errorChannel := make(chan error, 7)
emission := &LevigoMetricPersistence{}
emission := &LevelDBMetricPersistence{}
var subsystemOpeners = []struct {
name string
opener levigoOpener
opener leveldbOpener
}{
{
"High-Water Marks by Fingerprint",
func() {
var anomaly error
emission.fingerprintHighWaterMarks, anomaly = storage.NewLevigoPersistence(baseDirectory+"/high_water_marks_by_fingerprint", 1000000, 10)
emission.fingerprintHighWaterMarks, anomaly = storage.NewLevelDBPersistence(baseDirectory+"/high_water_marks_by_fingerprint", 1000000, 10)
errorChannel <- anomaly
},
},
@ -134,7 +134,7 @@ func NewLevigoMetricPersistence(baseDirectory string) (*LevigoMetricPersistence,
"Label Names and Value Pairs by Fingerprint",
func() {
var anomaly error
emission.fingerprintLabelPairs, anomaly = storage.NewLevigoPersistence(baseDirectory+"/label_name_and_value_pairs_by_fingerprint", 1000000, 10)
emission.fingerprintLabelPairs, anomaly = storage.NewLevelDBPersistence(baseDirectory+"/label_name_and_value_pairs_by_fingerprint", 1000000, 10)
errorChannel <- anomaly
},
},
@ -142,7 +142,7 @@ func NewLevigoMetricPersistence(baseDirectory string) (*LevigoMetricPersistence,
"Low-Water Marks by Fingerprint",
func() {
var anomaly error
emission.fingerprintLowWaterMarks, anomaly = storage.NewLevigoPersistence(baseDirectory+"/low_water_marks_by_fingerprint", 1000000, 10)
emission.fingerprintLowWaterMarks, anomaly = storage.NewLevelDBPersistence(baseDirectory+"/low_water_marks_by_fingerprint", 1000000, 10)
errorChannel <- anomaly
},
},
@ -150,7 +150,7 @@ func NewLevigoMetricPersistence(baseDirectory string) (*LevigoMetricPersistence,
"Samples by Fingerprint",
func() {
var anomaly error
emission.fingerprintSamples, anomaly = storage.NewLevigoPersistence(baseDirectory+"/samples_by_fingerprint", 1000000, 10)
emission.fingerprintSamples, anomaly = storage.NewLevelDBPersistence(baseDirectory+"/samples_by_fingerprint", 1000000, 10)
errorChannel <- anomaly
},
},
@ -158,7 +158,7 @@ func NewLevigoMetricPersistence(baseDirectory string) (*LevigoMetricPersistence,
"Fingerprints by Label Name",
func() {
var anomaly error
emission.labelNameFingerprints, anomaly = storage.NewLevigoPersistence(baseDirectory+"/fingerprints_by_label_name", 1000000, 10)
emission.labelNameFingerprints, anomaly = storage.NewLevelDBPersistence(baseDirectory+"/fingerprints_by_label_name", 1000000, 10)
errorChannel <- anomaly
},
},
@ -166,7 +166,7 @@ func NewLevigoMetricPersistence(baseDirectory string) (*LevigoMetricPersistence,
"Fingerprints by Label Name and Value Pair",
func() {
var anomaly error
emission.labelPairFingerprints, anomaly = storage.NewLevigoPersistence(baseDirectory+"/fingerprints_by_label_name_and_value_pair", 1000000, 10)
emission.labelPairFingerprints, anomaly = storage.NewLevelDBPersistence(baseDirectory+"/fingerprints_by_label_name_and_value_pair", 1000000, 10)
errorChannel <- anomaly
},
},
@ -174,7 +174,7 @@ func NewLevigoMetricPersistence(baseDirectory string) (*LevigoMetricPersistence,
"Metric Membership Index",
func() {
var anomaly error
emission.metricMembershipIndex, anomaly = index.NewLevigoMembershipIndex(baseDirectory+"/metric_membership_index", 1000000, 10)
emission.metricMembershipIndex, anomaly = index.NewLevelDBMembershipIndex(baseDirectory+"/metric_membership_index", 1000000, 10)
errorChannel <- anomaly
},
},
@ -184,7 +184,7 @@ func NewLevigoMetricPersistence(baseDirectory string) (*LevigoMetricPersistence,
name := subsystem.name
opener := subsystem.opener
log.Printf("Opening LevigoPersistence storage container: %s\n", name)
log.Printf("Opening LevelDBPersistence storage container: %s\n", name)
go opener()
}
@ -194,13 +194,13 @@ func NewLevigoMetricPersistence(baseDirectory string) (*LevigoMetricPersistence,
if openingError != nil {
log.Printf("Could not open a LevigoPersistence storage container: %q\n", openingError)
log.Printf("Could not open a LevelDBPersistence storage container: %q\n", openingError)
return nil, openingError
}
}
log.Printf("Successfully opened all LevigoPersistence storage containers.\n")
log.Printf("Successfully opened all LevelDBPersistence storage containers.\n")
return emission, nil
}
@ -269,12 +269,12 @@ func fingerprintDDOFromByteArray(fingerprint []byte) *data.FingerprintDDO {
return fingerprintDDO
}
func (l *LevigoMetricPersistence) hasIndexMetric(ddo *data.MetricDDO) (bool, error) {
func (l *LevelDBMetricPersistence) hasIndexMetric(ddo *data.MetricDDO) (bool, error) {
ddoKey := coding.NewProtocolBufferEncoder(ddo)
return l.metricMembershipIndex.Has(ddoKey)
}
func (l *LevigoMetricPersistence) indexMetric(ddo *data.MetricDDO) error {
func (l *LevelDBMetricPersistence) indexMetric(ddo *data.MetricDDO) error {
ddoKey := coding.NewProtocolBufferEncoder(ddo)
return l.metricMembershipIndex.Put(ddoKey)
}
@ -292,17 +292,17 @@ func fingerprintDDOForMessage(message proto.Message) (*data.FingerprintDDO, erro
return nil, errors.New("Unknown error in generating FingerprintDDO from message.")
}
func (l *LevigoMetricPersistence) HasLabelPair(ddo *data.LabelPairDDO) (bool, error) {
func (l *LevelDBMetricPersistence) HasLabelPair(ddo *data.LabelPairDDO) (bool, error) {
ddoKey := coding.NewProtocolBufferEncoder(ddo)
return l.labelPairFingerprints.Has(ddoKey)
}
func (l *LevigoMetricPersistence) HasLabelName(ddo *data.LabelNameDDO) (bool, error) {
func (l *LevelDBMetricPersistence) HasLabelName(ddo *data.LabelNameDDO) (bool, error) {
ddoKey := coding.NewProtocolBufferEncoder(ddo)
return l.labelNameFingerprints.Has(ddoKey)
}
func (l *LevigoMetricPersistence) GetLabelPairFingerprints(ddo *data.LabelPairDDO) (*data.FingerprintCollectionDDO, error) {
func (l *LevelDBMetricPersistence) GetLabelPairFingerprints(ddo *data.LabelPairDDO) (*data.FingerprintCollectionDDO, error) {
ddoKey := coding.NewProtocolBufferEncoder(ddo)
if get, getError := l.labelPairFingerprints.Get(ddoKey); getError == nil {
value := &data.FingerprintCollectionDDO{}
@ -317,7 +317,7 @@ func (l *LevigoMetricPersistence) GetLabelPairFingerprints(ddo *data.LabelPairDD
return nil, errors.New("Unknown error while getting label name and value pair fingerprints.")
}
func (l *LevigoMetricPersistence) GetLabelNameFingerprints(ddo *data.LabelNameDDO) (*data.FingerprintCollectionDDO, error) {
func (l *LevelDBMetricPersistence) GetLabelNameFingerprints(ddo *data.LabelNameDDO) (*data.FingerprintCollectionDDO, error) {
ddoKey := coding.NewProtocolBufferEncoder(ddo)
if get, getError := l.labelNameFingerprints.Get(ddoKey); getError == nil {
value := &data.FingerprintCollectionDDO{}
@ -333,19 +333,19 @@ func (l *LevigoMetricPersistence) GetLabelNameFingerprints(ddo *data.LabelNameDD
return nil, errors.New("Unknown error while getting label name fingerprints.")
}
func (l *LevigoMetricPersistence) setLabelPairFingerprints(labelPair *data.LabelPairDDO, fingerprints *data.FingerprintCollectionDDO) error {
func (l *LevelDBMetricPersistence) setLabelPairFingerprints(labelPair *data.LabelPairDDO, fingerprints *data.FingerprintCollectionDDO) error {
labelPairEncoded := coding.NewProtocolBufferEncoder(labelPair)
fingerprintsEncoded := coding.NewProtocolBufferEncoder(fingerprints)
return l.labelPairFingerprints.Put(labelPairEncoded, fingerprintsEncoded)
}
func (l *LevigoMetricPersistence) setLabelNameFingerprints(labelName *data.LabelNameDDO, fingerprints *data.FingerprintCollectionDDO) error {
func (l *LevelDBMetricPersistence) setLabelNameFingerprints(labelName *data.LabelNameDDO, fingerprints *data.FingerprintCollectionDDO) error {
labelNameEncoded := coding.NewProtocolBufferEncoder(labelName)
fingerprintsEncoded := coding.NewProtocolBufferEncoder(fingerprints)
return l.labelNameFingerprints.Put(labelNameEncoded, fingerprintsEncoded)
}
func (l *LevigoMetricPersistence) appendLabelPairFingerprint(labelPair *data.LabelPairDDO, fingerprint *data.FingerprintDDO) error {
func (l *LevelDBMetricPersistence) appendLabelPairFingerprint(labelPair *data.LabelPairDDO, fingerprint *data.FingerprintDDO) error {
if has, hasError := l.HasLabelPair(labelPair); hasError == nil {
var fingerprints *data.FingerprintCollectionDDO
if has {
@ -368,7 +368,7 @@ func (l *LevigoMetricPersistence) appendLabelPairFingerprint(labelPair *data.Lab
return errors.New("Unknown error when appending fingerprint to label name and value pair.")
}
func (l *LevigoMetricPersistence) appendLabelNameFingerprint(labelPair *data.LabelPairDDO, fingerprint *data.FingerprintDDO) error {
func (l *LevelDBMetricPersistence) appendLabelNameFingerprint(labelPair *data.LabelPairDDO, fingerprint *data.FingerprintDDO) error {
labelName := &data.LabelNameDDO{
Name: labelPair.Name,
}
@ -395,7 +395,7 @@ func (l *LevigoMetricPersistence) appendLabelNameFingerprint(labelPair *data.Lab
return errors.New("Unknown error when appending fingerprint to label name and value pair.")
}
func (l *LevigoMetricPersistence) appendFingerprints(ddo *data.MetricDDO) error {
func (l *LevelDBMetricPersistence) appendFingerprints(ddo *data.MetricDDO) error {
if fingerprintDDO, fingerprintDDOError := fingerprintDDOForMessage(ddo); fingerprintDDOError == nil {
labelPairCollectionDDO := &data.LabelPairCollectionDDO{
Member: ddo.LabelPair,
@ -446,7 +446,7 @@ func (l *LevigoMetricPersistence) appendFingerprints(ddo *data.MetricDDO) error
return errors.New("Unknown error in appending label pairs to fingerprint.")
}
func (l *LevigoMetricPersistence) AppendSample(sample *model.Sample) error {
func (l *LevelDBMetricPersistence) AppendSample(sample *model.Sample) error {
fmt.Printf("Sample: %q\n", sample)
metricDDO := ddoFromSample(sample)
@ -494,7 +494,7 @@ func (l *LevigoMetricPersistence) AppendSample(sample *model.Sample) error {
return nil
}
func (l *LevigoMetricPersistence) GetLabelNames() ([]string, error) {
func (l *LevelDBMetricPersistence) GetLabelNames() ([]string, error) {
if getAll, getAllError := l.labelNameFingerprints.GetAll(); getAllError == nil {
result := make([]string, 0, len(getAll))
labelNameDDO := &data.LabelNameDDO{}
@ -516,7 +516,7 @@ func (l *LevigoMetricPersistence) GetLabelNames() ([]string, error) {
return nil, errors.New("Unknown error encountered when querying label names.")
}
func (l *LevigoMetricPersistence) GetLabelPairs() ([]model.LabelPairs, error) {
func (l *LevelDBMetricPersistence) GetLabelPairs() ([]model.LabelPairs, error) {
if getAll, getAllError := l.labelPairFingerprints.GetAll(); getAllError == nil {
result := make([]model.LabelPairs, 0, len(getAll))
labelPairDDO := &data.LabelPairDDO{}
@ -541,7 +541,7 @@ func (l *LevigoMetricPersistence) GetLabelPairs() ([]model.LabelPairs, error) {
return nil, errors.New("Unknown error encountered when querying label pairs.")
}
func (l *LevigoMetricPersistence) GetMetrics() ([]model.LabelPairs, error) {
func (l *LevelDBMetricPersistence) GetMetrics() ([]model.LabelPairs, error) {
log.Printf("GetMetrics()\n")
if getAll, getAllError := l.labelPairFingerprints.GetAll(); getAllError == nil {
@ -596,7 +596,7 @@ func (l *LevigoMetricPersistence) GetMetrics() ([]model.LabelPairs, error) {
return nil, errors.New("Unknown error encountered when querying metrics.")
}
func (l *LevigoMetricPersistence) GetWatermarksForMetric(metric model.Metric) (*model.Interval, int, error) {
func (l *LevelDBMetricPersistence) GetWatermarksForMetric(metric model.Metric) (*model.Interval, int, error) {
metricDDO := ddoFromMetric(metric)
if fingerprintDDO, fingerprintDDOErr := fingerprintDDOForMessage(metricDDO); fingerprintDDOErr == nil {
@ -670,7 +670,7 @@ func (l *LevigoMetricPersistence) GetWatermarksForMetric(metric model.Metric) (*
// TODO(mtp): Holes in the data!
func (l *LevigoMetricPersistence) GetSamplesForMetric(metric model.Metric, interval model.Interval) ([]model.Samples, error) {
func (l *LevelDBMetricPersistence) GetSamplesForMetric(metric model.Metric, interval model.Interval) ([]model.Samples, error) {
metricDDO := ddoFromMetric(metric)
if fingerprintDDO, fingerprintDDOErr := fingerprintDDOForMessage(metricDDO); fingerprintDDOErr == nil {

30
storage/metric/leveldb/leveldb_test.go
Unescape View File

@ -28,7 +28,7 @@ import (
)
func TestBasicLifecycle(t *testing.T) {
temporaryDirectory, temporaryDirectoryErr := ioutil.TempDir("", "levigo_metric_persistence_test")
temporaryDirectory, temporaryDirectoryErr := ioutil.TempDir("", "leveldb_metric_persistence_test")
if temporaryDirectoryErr != nil {
t.Errorf("Could not create test directory: %q\n", temporaryDirectoryErr)
@ -41,26 +41,26 @@ func TestBasicLifecycle(t *testing.T) {
}
}()
persistence, openErr := NewLevigoMetricPersistence(temporaryDirectory)
persistence, openErr := NewLevelDBMetricPersistence(temporaryDirectory)
if openErr != nil {
t.Errorf("Could not create Levigo Metric Persistence: %q\n", openErr)
t.Errorf("Could not create LevelDB Metric Persistence: %q\n", openErr)
}
if persistence == nil {
t.Errorf("Received nil Levigo Metric Persistence.\n")
t.Errorf("Received nil LevelDB Metric Persistence.\n")
return
}
closeErr := persistence.Close()
if closeErr != nil {
t.Errorf("Could not close Levigo Metric Persistence: %q\n", closeErr)
t.Errorf("Could not close LevelDB Metric Persistence: %q\n", closeErr)
}
}
func TestReadEmpty(t *testing.T) {
temporaryDirectory, _ := ioutil.TempDir("", "levigo_metric_persistence_test")
temporaryDirectory, _ := ioutil.TempDir("", "leveldb_metric_persistence_test")
defer func() {
if removeAllErr := os.RemoveAll(temporaryDirectory); removeAllErr != nil {
@ -68,7 +68,7 @@ func TestReadEmpty(t *testing.T) {
}
}()
persistence, _ := NewLevigoMetricPersistence(temporaryDirectory)
persistence, _ := NewLevelDBMetricPersistence(temporaryDirectory)
defer func() {
persistence.Close()
@ -167,7 +167,7 @@ func TestReadEmpty(t *testing.T) {
}
func TestAppendSampleAsPureSparseAppend(t *testing.T) {
temporaryDirectory, _ := ioutil.TempDir("", "levigo_metric_persistence_test")
temporaryDirectory, _ := ioutil.TempDir("", "leveldb_metric_persistence_test")
defer func() {
if removeAllErr := os.RemoveAll(temporaryDirectory); removeAllErr != nil {
@ -175,7 +175,7 @@ func TestAppendSampleAsPureSparseAppend(t *testing.T) {
}
}()
persistence, _ := NewLevigoMetricPersistence(temporaryDirectory)
persistence, _ := NewLevelDBMetricPersistence(temporaryDirectory)
defer func() {
persistence.Close()
@ -199,7 +199,7 @@ func TestAppendSampleAsPureSparseAppend(t *testing.T) {
}
func TestAppendSampleAsSparseAppendWithReads(t *testing.T) {
temporaryDirectory, _ := ioutil.TempDir("", "levigo_metric_persistence_test")
temporaryDirectory, _ := ioutil.TempDir("", "leveldb_metric_persistence_test")
defer func() {
if removeAllErr := os.RemoveAll(temporaryDirectory); removeAllErr != nil {
@ -207,7 +207,7 @@ func TestAppendSampleAsSparseAppendWithReads(t *testing.T) {
}
}()
persistence, _ := NewLevigoMetricPersistence(temporaryDirectory)
persistence, _ := NewLevelDBMetricPersistence(temporaryDirectory)
defer func() {
persistence.Close()
@ -292,7 +292,7 @@ func TestAppendSampleAsSparseAppendWithReads(t *testing.T) {
}
func TestAppendSampleAsPureSingleEntityAppend(t *testing.T) {
temporaryDirectory, _ := ioutil.TempDir("", "levigo_metric_persistence_test")
temporaryDirectory, _ := ioutil.TempDir("", "leveldb_metric_persistence_test")
defer func() {
if removeAllErr := os.RemoveAll(temporaryDirectory); removeAllErr != nil {
@ -300,7 +300,7 @@ func TestAppendSampleAsPureSingleEntityAppend(t *testing.T) {
}
}()
persistence, _ := NewLevigoMetricPersistence(temporaryDirectory)
persistence, _ := NewLevelDBMetricPersistence(temporaryDirectory)
defer func() {
persistence.Close()
@ -333,7 +333,7 @@ func TestStochastic(t *testing.T) {
numberOfSamples := random.Intn(1024) + 2
numberOfRangeScans := random.Intn(3)
temporaryDirectory, _ := ioutil.TempDir("", "levigo_metric_persistence_test")
temporaryDirectory, _ := ioutil.TempDir("", "leveldb_metric_persistence_test")
defer func() {
if removeAllErr := os.RemoveAll(temporaryDirectory); removeAllErr != nil {
@ -341,7 +341,7 @@ func TestStochastic(t *testing.T) {
}
}()
persistence, _ := NewLevigoMetricPersistence(temporaryDirectory)
persistence, _ := NewLevelDBMetricPersistence(temporaryDirectory)
defer func() {
persistence.Close()

2
storage/raw/index/leveldb/interface_test.go
Unescape View File

@ -19,5 +19,5 @@ import (
)
func TestInterfaceAdherence(t *testing.T) {
var _ index.MembershipIndex = &LevigoMembershipIndex{}
var _ index.MembershipIndex = &LevelDBMembershipIndex{}
}

28
storage/raw/index/leveldb/leveldb.go
Unescape View File

@ -23,36 +23,36 @@ var (
existenceValue = coding.NewProtocolBufferEncoder(&data.MembershipIndexValueDDO{})
)
type LevigoMembershipIndex struct {
persistence *leveldb.LevigoPersistence
type LevelDBMembershipIndex struct {
persistence *leveldb.LevelDBPersistence
}
func (l *LevigoMembershipIndex) Close() error {
func (l *LevelDBMembershipIndex) Close() error {
return l.persistence.Close()
}
func (l *LevigoMembershipIndex) Has(key coding.Encoder) (bool, error) {
func (l *LevelDBMembershipIndex) Has(key coding.Encoder) (bool, error) {
return l.persistence.Has(key)
}
func (l *LevigoMembershipIndex) Drop(key coding.Encoder) error {
func (l *LevelDBMembershipIndex) Drop(key coding.Encoder) error {
return l.persistence.Drop(key)
}
func (l *LevigoMembershipIndex) Put(key coding.Encoder) error {
func (l *LevelDBMembershipIndex) Put(key coding.Encoder) error {
return l.persistence.Put(key, existenceValue)
}
func NewLevigoMembershipIndex(storageRoot string, cacheCapacity, bitsPerBloomFilterEncoded int) (*LevigoMembershipIndex, error) {
var levigoPersistence *leveldb.LevigoPersistence
var levigoPersistenceError error
func NewLevelDBMembershipIndex(storageRoot string, cacheCapacity, bitsPerBloomFilterEncoded int) (*LevelDBMembershipIndex, error) {
var leveldbPersistence *leveldb.LevelDBPersistence
var persistenceError error
if levigoPersistence, levigoPersistenceError = leveldb.NewLevigoPersistence(storageRoot, cacheCapacity, bitsPerBloomFilterEncoded); levigoPersistenceError == nil {
levigoMembershipIndex := &LevigoMembershipIndex{
persistence: levigoPersistence,
if leveldbPersistence, persistenceError = leveldb.NewLevelDBPersistence(storageRoot, cacheCapacity, bitsPerBloomFilterEncoded); persistenceError == nil {
leveldbMembershipIndex := &LevelDBMembershipIndex{
persistence: leveldbPersistence,
}
return levigoMembershipIndex, nil
return leveldbMembershipIndex, nil
}
return nil, levigoPersistenceError
return nil, persistenceError
}

2
storage/raw/leveldb/interface_test.go
Unescape View File

@ -19,5 +19,5 @@ import (
)
func TestInterfaceAdherence(t *testing.T) {
var _ raw.Persistence = &LevigoPersistence{}
var _ raw.Persistence = &LevelDBPersistence{}
}

20
storage/raw/leveldb/leveldb.go
Unescape View File

@ -20,7 +20,7 @@ import (
"io"
)
type LevigoPersistence struct {
type LevelDBPersistence struct {
cache *levigo.Cache
filterPolicy *levigo.FilterPolicy
options *levigo.Options
@ -36,7 +36,7 @@ type iteratorCloser struct {
storage *levigo.DB
}
func NewLevigoPersistence(storageRoot string, cacheCapacity, bitsPerBloomFilterEncoded int) (*LevigoPersistence, error) {
func NewLevelDBPersistence(storageRoot string, cacheCapacity, bitsPerBloomFilterEncoded int) (*LevelDBPersistence, error) {
options := levigo.NewOptions()
options.SetCreateIfMissing(true)
options.SetParanoidChecks(true)
@ -53,7 +53,7 @@ func NewLevigoPersistence(storageRoot string, cacheCapacity, bitsPerBloomFilterE
writeOptions := levigo.NewWriteOptions()
writeOptions.SetSync(true)
emission := &LevigoPersistence{
emission := &LevelDBPersistence{
cache: cache,
filterPolicy: filterPolicy,
options: options,
@ -65,7 +65,7 @@ func NewLevigoPersistence(storageRoot string, cacheCapacity, bitsPerBloomFilterE
return emission, openErr
}
func (l *LevigoPersistence) Close() error {
func (l *LevelDBPersistence) Close() error {
if l.storage != nil {
l.storage.Close()
}
@ -103,7 +103,7 @@ func (l *LevigoPersistence) Close() error {
return nil
}
func (l *LevigoPersistence) Get(value coding.Encoder) ([]byte, error) {
func (l *LevelDBPersistence) Get(value coding.Encoder) ([]byte, error) {
if key, keyError := value.Encode(); keyError == nil {
return l.storage.Get(l.readOptions, key)
} else {
@ -113,7 +113,7 @@ func (l *LevigoPersistence) Get(value coding.Encoder) ([]byte, error) {
panic("unreachable")
}
func (l *LevigoPersistence) Has(value coding.Encoder) (bool, error) {
func (l *LevelDBPersistence) Has(value coding.Encoder) (bool, error) {
if value, getError := l.Get(value); getError != nil {
return false, getError
} else if value == nil {
@ -123,7 +123,7 @@ func (l *LevigoPersistence) Has(value coding.Encoder) (bool, error) {
return true, nil
}
func (l *LevigoPersistence) Drop(value coding.Encoder) error {
func (l *LevelDBPersistence) Drop(value coding.Encoder) error {
if key, keyError := value.Encode(); keyError == nil {
if deleteError := l.storage.Delete(l.writeOptions, key); deleteError != nil {
@ -136,7 +136,7 @@ func (l *LevigoPersistence) Drop(value coding.Encoder) error {
return nil
}
func (l *LevigoPersistence) Put(key, value coding.Encoder) error {
func (l *LevelDBPersistence) Put(key, value coding.Encoder) error {
if keyEncoded, keyError := key.Encode(); keyError == nil {
if valueEncoded, valueError := value.Encode(); valueError == nil {
@ -153,7 +153,7 @@ func (l *LevigoPersistence) Put(key, value coding.Encoder) error {
return nil
}
func (l *LevigoPersistence) GetAll() ([]raw.Pair, error) {
func (l *LevelDBPersistence) GetAll() ([]raw.Pair, error) {
snapshot := l.storage.NewSnapshot()
defer l.storage.ReleaseSnapshot(snapshot)
readOptions := levigo.NewReadOptions()
@ -203,7 +203,7 @@ func (i *iteratorCloser) Close() error {
return nil
}
func (l *LevigoPersistence) GetIterator() (*levigo.Iterator, io.Closer, error) {
func (l *LevelDBPersistence) GetIterator() (*levigo.Iterator, io.Closer, error) {
snapshot := l.storage.NewSnapshot()
readOptions := levigo.NewReadOptions()
readOptions.SetSnapshot(snapshot)

Write Preview
Loading…
Cancel
Save