func (cmd *BenchCommand) runWritesWithSource(db *bolt.DB, options *BenchOptions, results *BenchResults, keySource func() uint32) error {
results.WriteOps = options.Iterations
for i := 0; i < options.Iterations; i += options.BatchSize {
if err := db.Update(func(tx *bolt.Tx) error {
b, _ := tx.CreateBucketIfNotExists(benchBucketName)
b.FillPercent = options.FillPercent
for j := 0; j < options.BatchSize; j++ {
key := make([]byte, options.KeySize)
value := make([]byte, options.ValueSize)
// Write key as uint32.
binary.BigEndian.PutUint32(key, keySource())
// Insert key/value.
if err := b.Put(key, value); err != nil {
return err
}
}
return nil
}); err != nil {
return err
}
}
return nil
}
func NewBoltStore(db *bolt.DB, userBucket string) (*BoltStore, error) {
bucket := []byte(userBucket)
err := db.Update(func(tx *bolt.Tx) error {
_, err := tx.CreateBucketIfNotExists(bucket)
if err != nil {
return fmt.Errorf("Creating bucket: %s", err)
}
return nil
})
return &BoltStore{db: db, bucket: bucket}, err
}
func (cmd *BenchCommand) runWritesNestedWithSource(db *bolt.DB, options *BenchOptions, results *BenchResults, keySource func() uint32) error {
results.WriteOps = options.Iterations
for i := 0; i < options.Iterations; i += options.BatchSize {
if err := db.Update(func(tx *bolt.Tx) error {
top, err := tx.CreateBucketIfNotExists(benchBucketName)
if err != nil {
return err
}
top.FillPercent = options.FillPercent
// Create bucket key.
name := make([]byte, options.KeySize)
binary.BigEndian.PutUint32(name, keySource())
// Create bucket.
b, err := top.CreateBucketIfNotExists(name)
if err != nil {
return err
}
b.FillPercent = options.FillPercent
for j := 0; j < options.BatchSize; j++ {
var key = make([]byte, options.KeySize)
var value = make([]byte, options.ValueSize)
// Generate key as uint32.
binary.BigEndian.PutUint32(key, keySource())
// Insert value into subbucket.
if err := b.Put(key, value); err != nil {
return err
}
}
return nil
}); err != nil {
return err
}
}
return nil
}