yunion.io/x/cloudmux@v0.3.10-0-alpha.1/pkg/multicloud/aws/s3object.go (about)

     1  // Copyright 2019 Yunion
     2  //
     3  // Licensed under the Apache License, Version 2.0 (the "License");
     4  // you may not use this file except in compliance with the License.
     5  // You may obtain a copy of the License at
     6  //
     7  //     http://www.apache.org/licenses/LICENSE-2.0
     8  //
     9  // Unless required by applicable law or agreed to in writing, software
    10  // distributed under the License is distributed on an "AS IS" BASIS,
    11  // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
    12  // See the License for the specific language governing permissions and
    13  // limitations under the License.
    14  
    15  package aws
    16  
    17  import (
    18  	"context"
    19  	"net/http"
    20  
    21  	"github.com/aws/aws-sdk-go/service/s3"
    22  
    23  	"yunion.io/x/log"
    24  	"yunion.io/x/pkg/errors"
    25  
    26  	"yunion.io/x/cloudmux/pkg/cloudprovider"
    27  )
    28  
    29  type SObject struct {
    30  	bucket *SBucket
    31  
    32  	cloudprovider.SBaseCloudObject
    33  }
    34  
    35  func (o *SObject) GetIBucket() cloudprovider.ICloudBucket {
    36  	return o.bucket
    37  }
    38  
    39  func (o *SObject) GetAcl() cloudprovider.TBucketACLType {
    40  	acl := cloudprovider.ACLPrivate
    41  	s3cli, err := o.bucket.region.GetS3Client()
    42  	if err != nil {
    43  		log.Errorf("o.bucket.region.GetS3Client error %s", err)
    44  		return acl
    45  	}
    46  	input := &s3.GetObjectAclInput{}
    47  	input.SetBucket(o.bucket.Name)
    48  	input.SetKey(o.Key)
    49  	output, err := s3cli.GetObjectAcl(input)
    50  	if err != nil {
    51  		log.Errorf("s3cli.GetObjectAcl error %s", err)
    52  		return acl
    53  	}
    54  	return s3ToCannedAcl(output.Grants)
    55  }
    56  
    57  func (o *SObject) SetAcl(aclStr cloudprovider.TBucketACLType) error {
    58  	s3cli, err := o.bucket.region.GetS3Client()
    59  	if err != nil {
    60  		return errors.Wrap(err, "o.bucket.region.GetS3Client")
    61  	}
    62  	input := &s3.PutObjectAclInput{}
    63  	input.SetBucket(o.bucket.Name)
    64  	input.SetKey(o.Key)
    65  	input.SetACL(string(aclStr))
    66  	_, err = s3cli.PutObjectAcl(input)
    67  	if err != nil {
    68  		return errors.Wrap(err, "s3cli.PutObjectAcl")
    69  	}
    70  	return nil
    71  }
    72  
    73  func (o *SObject) GetMeta() http.Header {
    74  	if o.Meta != nil {
    75  		return o.Meta
    76  	}
    77  	s3cli, err := o.bucket.region.GetS3Client()
    78  	if err != nil {
    79  		log.Errorf("o.bucket.region.GetS3Client fail %s", err)
    80  		return nil
    81  	}
    82  	input := &s3.HeadObjectInput{}
    83  	input.SetBucket(o.bucket.Name)
    84  	input.SetKey(o.Key)
    85  	output, err := s3cli.HeadObject(input)
    86  	if err != nil {
    87  		log.Errorf("s3cli.HeadObject fail %s", err)
    88  		return nil
    89  	}
    90  	ret := http.Header{}
    91  	for k, v := range output.Metadata {
    92  		if v != nil && len(*v) > 0 {
    93  			ret.Add(k, *v)
    94  		}
    95  	}
    96  	if output.CacheControl != nil && len(*output.CacheControl) > 0 {
    97  		ret.Set(cloudprovider.META_HEADER_CACHE_CONTROL, *output.CacheControl)
    98  	}
    99  	if output.ContentType != nil && len(*output.ContentType) > 0 {
   100  		ret.Set(cloudprovider.META_HEADER_CONTENT_TYPE, *output.ContentType)
   101  	}
   102  	if output.ContentDisposition != nil && len(*output.ContentDisposition) > 0 {
   103  		ret.Set(cloudprovider.META_HEADER_CONTENT_DISPOSITION, *output.ContentDisposition)
   104  	}
   105  	if output.ContentEncoding != nil && len(*output.ContentEncoding) > 0 {
   106  		ret.Set(cloudprovider.META_HEADER_CONTENT_ENCODING, *output.ContentEncoding)
   107  	}
   108  	if output.ContentLanguage != nil && len(*output.ContentLanguage) > 0 {
   109  		ret.Set(cloudprovider.META_HEADER_CONTENT_LANGUAGE, *output.ContentLanguage)
   110  	}
   111  	return ret
   112  }
   113  
   114  func (o *SObject) SetMeta(ctx context.Context, meta http.Header) error {
   115  	return cloudprovider.ObjectSetMeta(ctx, o.bucket, o, meta)
   116  }