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Merge pull request #75 from prometheus/refactor/storage/simplifications

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Interface simplifications.
This commit is contained in:
juliusv 2013-02-14 08:29:09 -08:00
parent cbad5da29b f1245e8dda
commit ddb82a6e5d
4 changed files with 9 additions and 12 deletions
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2
rules/ast/persistence_adapter.go
View file

@ -37,7 +37,7 @@ func (p *PersistenceAdapter) getMetricsWithLabels(labels model.LabelSet) ([]*mod
}
metrics := []*model.Metric{}
for _, fingerprint := range fingerprints {
metric, err := p.persistence.GetMetricForFingerprint(*fingerprint)
metric, err := p.persistence.GetMetricForFingerprint(fingerprint)
if err != nil {
return nil, err
}

4
storage/metric/interface.go
View file

@ -34,11 +34,11 @@ type MetricPersistence interface {
// Get all of the metric fingerprints that are associated with the provided
// label set.
GetFingerprintsForLabelSet(model.LabelSet) ([]*model.Fingerprint, error)
GetFingerprintsForLabelSet(model.LabelSet) ([]model.Fingerprint, error)
// Get all of the metric fingerprints that are associated for a given label
// name.
GetFingerprintsForLabelName(model.LabelName) ([]*model.Fingerprint, error)
GetFingerprintsForLabelName(model.LabelName) ([]model.Fingerprint, error)
GetMetricForFingerprint(model.Fingerprint) (*model.Metric, error)

4
storage/metric/leveldb/leveldb_test.go
View file

@ -887,7 +887,7 @@ func TestGetMetricForFingerprint(t *testing.T) {
t.Errorf("Expected one element.")
}
v, e := persistence.GetMetricForFingerprint(*result[0])
v, e := persistence.GetMetricForFingerprint(result[0])
if e != nil {
t.Error(e)
}
@ -912,7 +912,7 @@ func TestGetMetricForFingerprint(t *testing.T) {
t.Errorf("Expected one element.")
}
v, e = persistence.GetMetricForFingerprint(*result[0])
v, e = persistence.GetMetricForFingerprint(result[0])
if e != nil {
t.Error(e)

11
storage/metric/leveldb/reading.go
View file

@ -180,7 +180,7 @@ func (l *LevelDBMetricPersistence) GetLabelNameFingerprints(n *dto.LabelName) (c
return
}
func (l *LevelDBMetricPersistence) GetFingerprintsForLabelSet(labelSet model.LabelSet) (fps []*model.Fingerprint, err error) {
func (l *LevelDBMetricPersistence) GetFingerprintsForLabelSet(labelSet model.LabelSet) (fps []model.Fingerprint, err error) {
begin := time.Now()
defer func() {
@ -222,16 +222,15 @@ func (l *LevelDBMetricPersistence) GetFingerprintsForLabelSet(labelSet model.Lab
for i := 1; i < numberOfSets; i++ {
base = base.Intersection(sets[i])
}
fps = []*model.Fingerprint{}
for _, e := range base.Elements() {
fingerprint := e.(model.Fingerprint)
fps = append(fps, &fingerprint)
fps = append(fps, fingerprint)
}
return
}
func (l *LevelDBMetricPersistence) GetFingerprintsForLabelName(labelName model.LabelName) (fps []*model.Fingerprint, err error) {
func (l *LevelDBMetricPersistence) GetFingerprintsForLabelName(labelName model.LabelName) (fps []model.Fingerprint, err error) {
begin := time.Now()
defer func() {
@ -240,8 +239,6 @@ func (l *LevelDBMetricPersistence) GetFingerprintsForLabelName(labelName model.L
recordOutcome(storageOperations, storageLatency, duration, err, map[string]string{operation: getFingerprintsForLabelName, result: success}, map[string]string{operation: getFingerprintsForLabelName, result: failure})
}()
fps = make([]*model.Fingerprint, 0, 0)
raw, err := l.labelNameToFingerprints.Get(coding.NewProtocolBufferEncoder(model.LabelNameToDTO(&labelName)))
if err != nil {
return
@ -256,7 +253,7 @@ func (l *LevelDBMetricPersistence) GetFingerprintsForLabelName(labelName model.L
for _, m := range unmarshaled.Member {
fp := model.Fingerprint(*m.Signature)
fps = append(fps, &fp)
fps = append(fps, fp)
}
return