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listbuckets.go
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listbuckets.go
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// Copyright (c) 2018 Huawei Technologies Co., Ltd. All Rights Reserved.
//
// 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 s3
import (
"encoding/xml"
"net/http"
"time"
"github.com/emicklei/go-restful"
"github.com/micro/go-log"
"github.com/opensds/multi-cloud/api/pkg/policy"
"github.com/opensds/multi-cloud/s3/pkg/model"
"github.com/opensds/multi-cloud/s3/proto"
"golang.org/x/net/context"
)
func parseListBuckets(list *s3.ListBucketsResponse) []byte {
if list == nil || list.Buckets == nil {
return nil
}
temp := model.ListAllMyBucketsResult{}
log.Logf("Parse ListBuckets: %v", list.Buckets)
//default xmlns
temp.Xmlns = model.Xmlns
buckets := []model.Bucket{}
for _, value := range list.Buckets {
creationDate := time.Unix(value.CreationDate, 0).Format(time.RFC3339)
bucket := model.Bucket{Name: value.Name, CreationDate: creationDate, LocationConstraint: value.Backend}
buckets = append(buckets, bucket)
}
temp.Buckets = buckets
xmlstring, err := xml.MarshalIndent(temp, "", " ")
if err != nil {
log.Logf("Parse ListBuckets error: %v", err)
return nil
}
xmlstring = []byte(xml.Header + string(xmlstring))
return xmlstring
}
func (s *APIService) ListBuckets(request *restful.Request, response *restful.Response) {
if !policy.Authorize(request, response, "bucket:list") {
return
}
ctx := context.Background()
//TODO owner
owner := "test"
log.Logf("Received request for all buckets")
res, err := s.s3Client.ListBuckets(ctx, &s3.BaseRequest{Id: owner})
if err != nil {
response.WriteError(http.StatusInternalServerError, err)
return
}
realRes := parseListBuckets(res)
log.Logf("Get List of buckets successfully:%v\n", string(realRes))
response.Write(realRes)
}