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Merge pull request #322 from fkautz/pr_out_renaming_encoded_driver_to_donutstorage

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This commit is contained in:
Frederick F. Kautz IV 2015-03-18 12:25:53 -07:00
commit e625bf2bb5
2 changed files with 27 additions and 27 deletions
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52
pkg/storage/encoded/encoded.go → pkg/storage/donutstorage/encoded.go
View File

@ -14,7 +14,7 @@
* limitations under the License. * limitations under the License.
*/ */
package encoded package donutstorage
import ( import (
"bytes" "bytes"
@ -34,8 +34,8 @@ import (
"github.com/minio-io/minio/pkg/utils/split" "github.com/minio-io/minio/pkg/utils/split"
) )
// StorageDriver creates a new single disk storage driver using donut without encoding. // DonutDriver creates a new single disk storage driver using donut without encoding.
type StorageDriver struct { type DonutDriver struct {
donutBox donutbox.DonutBox donutBox donutbox.DonutBox
} }
@ -47,25 +47,25 @@ const (
func Start(donutBox donutbox.DonutBox) (chan<- string, <-chan error, storage.Storage) { func Start(donutBox donutbox.DonutBox) (chan<- string, <-chan error, storage.Storage) {
ctrlChannel := make(chan string) ctrlChannel := make(chan string)
errorChannel := make(chan error) errorChannel := make(chan error)
s := new(StorageDriver) s := new(DonutDriver)
s.donutBox = donutBox s.donutBox = donutBox
go start(ctrlChannel, errorChannel, s) go start(ctrlChannel, errorChannel, s)
return ctrlChannel, errorChannel, s return ctrlChannel, errorChannel, s
} }
func start(ctrlChannel <-chan string, errorChannel chan<- error, s *StorageDriver) { func start(ctrlChannel <-chan string, errorChannel chan<- error, s *DonutDriver) {
close(errorChannel) close(errorChannel)
} }
// ListBuckets returns a list of buckets // ListBuckets returns a list of buckets
func (diskStorage StorageDriver) ListBuckets() (results []storage.BucketMetadata, err error) { func (donutStorage DonutDriver) ListBuckets() (results []storage.BucketMetadata, err error) {
buckets, err := diskStorage.donutBox.ListBuckets() buckets, err := donutStorage.donutBox.ListBuckets()
if err != nil { if err != nil {
return nil, err return nil, err
} }
sort.Strings(buckets) sort.Strings(buckets)
for _, bucket := range buckets { for _, bucket := range buckets {
metadata, err := diskStorage.donutBox.GetBucketMetadata(bucket) metadata, err := donutStorage.donutBox.GetBucketMetadata(bucket)
if err != nil { if err != nil {
return nil, err return nil, err
} }
@ -84,8 +84,8 @@ func (diskStorage StorageDriver) ListBuckets() (results []storage.BucketMetadata
} }
// CreateBucket creates a new bucket // CreateBucket creates a new bucket
func (diskStorage StorageDriver) CreateBucket(bucket string) error { func (donutStorage DonutDriver) CreateBucket(bucket string) error {
err := diskStorage.donutBox.CreateBucket(bucket) err := donutStorage.donutBox.CreateBucket(bucket)
if err != nil { if err != nil {
return err return err
} }
@ -94,7 +94,7 @@ func (diskStorage StorageDriver) CreateBucket(bucket string) error {
Created: time.Now(), Created: time.Now(),
} }
metadata := createBucketMetadata(metadataBucket) metadata := createBucketMetadata(metadataBucket)
err = diskStorage.donutBox.SetBucketMetadata(bucket, metadata) err = donutStorage.donutBox.SetBucketMetadata(bucket, metadata)
if err != nil { if err != nil {
return err return err
} }
@ -102,8 +102,8 @@ func (diskStorage StorageDriver) CreateBucket(bucket string) error {
} }
// GetBucketMetadata retrieves an bucket's metadata // GetBucketMetadata retrieves an bucket's metadata
func (diskStorage StorageDriver) GetBucketMetadata(bucket string) (storage.BucketMetadata, error) { func (donutStorage DonutDriver) GetBucketMetadata(bucket string) (storage.BucketMetadata, error) {
metadata, err := diskStorage.donutBox.GetBucketMetadata(bucket) metadata, err := donutStorage.donutBox.GetBucketMetadata(bucket)
if err != nil { if err != nil {
return storage.BucketMetadata{}, err return storage.BucketMetadata{}, err
} }
@ -116,18 +116,18 @@ func (diskStorage StorageDriver) GetBucketMetadata(bucket string) (storage.Bucke
} }
// CreateBucketPolicy sets a bucket's access policy // CreateBucketPolicy sets a bucket's access policy
func (diskStorage StorageDriver) CreateBucketPolicy(bucket string, p storage.BucketPolicy) error { func (donutStorage DonutDriver) CreateBucketPolicy(bucket string, p storage.BucketPolicy) error {
return errors.New("Not Implemented") return errors.New("Not Implemented")
} }
// GetBucketPolicy returns a bucket's access policy // GetBucketPolicy returns a bucket's access policy
func (diskStorage StorageDriver) GetBucketPolicy(bucket string) (storage.BucketPolicy, error) { func (donutStorage DonutDriver) GetBucketPolicy(bucket string) (storage.BucketPolicy, error) {
return storage.BucketPolicy{}, errors.New("Not Implemented") return storage.BucketPolicy{}, errors.New("Not Implemented")
} }
// GetObject retrieves an object and writes it to a writer // GetObject retrieves an object and writes it to a writer
func (diskStorage StorageDriver) GetObject(target io.Writer, bucket, key string) (int64, error) { func (donutStorage DonutDriver) GetObject(target io.Writer, bucket, key string) (int64, error) {
metadata, err := diskStorage.donutBox.GetObjectMetadata(bucket, key, 0) metadata, err := donutStorage.donutBox.GetObjectMetadata(bucket, key, 0)
if err != nil { if err != nil {
// TODO strongly type and properly handle error cases // TODO strongly type and properly handle error cases
return 0, storage.ObjectNotFound{Bucket: bucket, Object: key} return 0, storage.ObjectNotFound{Bucket: bucket, Object: key}
@ -152,7 +152,7 @@ func (diskStorage StorageDriver) GetObject(target io.Writer, bucket, key string)
chunkCount := size/bs + 1 chunkCount := size/bs + 1
var readers []io.Reader var readers []io.Reader
for column := 0; column < columnCount; column++ { for column := 0; column < columnCount; column++ {
reader, err := diskStorage.donutBox.GetObjectReader(bucket, key, uint(column)) reader, err := donutStorage.donutBox.GetObjectReader(bucket, key, uint(column))
if err != nil { if err != nil {
return 0, err return 0, err
} }
@ -196,13 +196,13 @@ func (diskStorage StorageDriver) GetObject(target io.Writer, bucket, key string)
} }
// GetPartialObject retrieves an object and writes it to a writer // GetPartialObject retrieves an object and writes it to a writer
func (diskStorage StorageDriver) GetPartialObject(w io.Writer, bucket, object string, start, length int64) (int64, error) { func (donutStorage DonutDriver) GetPartialObject(w io.Writer, bucket, object string, start, length int64) (int64, error) {
return 0, errors.New("Not Implemented") return 0, errors.New("Not Implemented")
} }
// GetObjectMetadata retrieves an object's metadata // GetObjectMetadata retrieves an object's metadata
func (diskStorage StorageDriver) GetObjectMetadata(bucket, key string, prefix string) (storage.ObjectMetadata, error) { func (donutStorage DonutDriver) GetObjectMetadata(bucket, key string, prefix string) (storage.ObjectMetadata, error) {
metadata, err := diskStorage.donutBox.GetObjectMetadata(bucket, key, 0) metadata, err := donutStorage.donutBox.GetObjectMetadata(bucket, key, 0)
if err != nil { if err != nil {
return storage.ObjectMetadata{}, err return storage.ObjectMetadata{}, err
} }
@ -220,8 +220,8 @@ func (diskStorage StorageDriver) GetObjectMetadata(bucket, key string, prefix st
} }
// ListObjects lists objects // ListObjects lists objects
func (diskStorage StorageDriver) ListObjects(bucket string, resources storage.BucketResourcesMetadata) ([]storage.ObjectMetadata, storage.BucketResourcesMetadata, error) { func (donutStorage DonutDriver) ListObjects(bucket string, resources storage.BucketResourcesMetadata) ([]storage.ObjectMetadata, storage.BucketResourcesMetadata, error) {
objects, err := diskStorage.donutBox.ListObjectsInBucket(bucket, resources.Prefix) objects, err := donutStorage.donutBox.ListObjectsInBucket(bucket, resources.Prefix)
if err != nil { if err != nil {
return nil, storage.BucketResourcesMetadata{}, err return nil, storage.BucketResourcesMetadata{}, err
} }
@ -229,7 +229,7 @@ func (diskStorage StorageDriver) ListObjects(bucket string, resources storage.Bu
sort.Strings(objects) sort.Strings(objects)
for _, object := range withoutDelimiter(objects, resources.Prefix, resources.Delimiter) { for _, object := range withoutDelimiter(objects, resources.Prefix, resources.Delimiter) {
if len(results) < resources.Maxkeys { if len(results) < resources.Maxkeys {
objectMetadata, err := diskStorage.GetObjectMetadata(bucket, object, "") objectMetadata, err := donutStorage.GetObjectMetadata(bucket, object, "")
if err != nil { if err != nil {
return nil, storage.BucketResourcesMetadata{}, err return nil, storage.BucketResourcesMetadata{}, err
} }
@ -286,7 +286,7 @@ func beforeDelimiter(inputs []string, delim string) (results []string) {
} }
// CreateObject creates a new object // CreateObject creates a new object
func (diskStorage StorageDriver) CreateObject(bucketKey, objectKey, contentType, md5sum string, reader io.Reader) error { func (donutStorage DonutDriver) CreateObject(bucketKey, objectKey, contentType, md5sum string, reader io.Reader) error {
// set defaults // set defaults
if contentType == "" { if contentType == "" {
contentType = "application/octet-stream" contentType = "application/octet-stream"
@ -296,7 +296,7 @@ func (diskStorage StorageDriver) CreateObject(bucketKey, objectKey, contentType,
splitStream := split.Stream(reader, uint64(blockSize)) splitStream := split.Stream(reader, uint64(blockSize))
writers := make([]*donutbox.NewObject, 16) writers := make([]*donutbox.NewObject, 16)
for i := 0; i < 16; i++ { for i := 0; i < 16; i++ {
newWriter, err := diskStorage.donutBox.GetObjectWriter(bucketKey, objectKey, uint(i)) newWriter, err := donutStorage.donutBox.GetObjectWriter(bucketKey, objectKey, uint(i))
if err != nil { if err != nil {
closeAllWritersWithError(writers, err) closeAllWritersWithError(writers, err)
return err return err

2
pkg/storage/encoded/encoded_test.go → pkg/storage/donutstorage/encoded_test.go
View File

@ -14,7 +14,7 @@
* limitations under the License. * limitations under the License.
*/ */
package encoded package donutstorage
import ( import (
"io/ioutil" "io/ioutil"