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storageservice.go
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/
storageservice.go
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/*
* Copyright 2018-2019, CS Systemes d'Information, http://www.c-s.fr
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package iaas
import (
"fmt"
"github.com/CS-SI/SafeScale/lib/server/iaas/objectstorage"
)
//StorageServices ...
type StorageServices struct {
buckets []objectstorage.Bucket
}
//NewStorageService ...
func NewStorageService() StorageServices {
return StorageServices{}
}
//RegisterStorage ...
func (sts *StorageServices) RegisterStorage(tenantName string) error {
tenants, err := getTenantsFromCfg()
if err != nil {
return err
}
var tenant map[string]interface{}
for _, t := range tenants {
tenantTmp := t.(map[string]interface{})
name, found := tenantTmp["name"].(string)
_, found2 := tenantTmp["objectstorage"]
if found && found2 && name == tenantName {
tenant = tenantTmp
break
}
}
if tenant == nil {
return fmt.Errorf("tenant %s not found, or is not matching requirements", tenantName)
}
objectStorageConfig, err := initObjectStorageLocationConfig(tenant)
if err != nil {
return err
}
objectStorageLocation, err := objectstorage.NewLocation(objectStorageConfig)
if err != nil {
return fmt.Errorf("error connecting to Object Storage Location: %s", err.Error())
}
bucketName, err := objectstorage.BuildStorageBucketName(objectStorageConfig.Type, objectStorageConfig.Region, objectStorageConfig.Domain, objectStorageConfig.Tenant)
if err != nil {
return fmt.Errorf("error building the bucketName : %s", err.Error())
}
exists, err := objectStorageLocation.FindBucket(bucketName)
if err != nil {
return fmt.Errorf("error finding bucket '%s' : %s", bucketName, err.Error())
}
var bucket objectstorage.Bucket
if !exists {
bucket, err = objectStorageLocation.CreateBucket(bucketName)
if err != nil {
return fmt.Errorf("error creating bucket '%s' : %s", bucketName, err.Error())
}
} else {
bucket, err = objectStorageLocation.GetBucket(bucketName)
if err != nil {
return fmt.Errorf("error getting bucket '%s' : %s", bucketName, err.Error())
}
}
sts.buckets = append(sts.buckets, bucket)
return nil
}
//GetBuckets ...
func (sts *StorageServices) GetBuckets() []objectstorage.Bucket {
return sts.buckets
}