github.com/minio/minio-go/v6@v6.0.57/examples/s3/getbucketpolicy.go (about)

     1  // +build ignore
     2  
     3  /*
     4   * MinIO Go Library for Amazon S3 Compatible Cloud Storage
     5   * Copyright 2015-2017 MinIO, Inc.
     6   *
     7   * Licensed under the Apache License, Version 2.0 (the "License");
     8   * you may not use this file except in compliance with the License.
     9   * You may obtain a copy of the License at
    10   *
    11   *     http://www.apache.org/licenses/LICENSE-2.0
    12   *
    13   * Unless required by applicable law or agreed to in writing, software
    14   * distributed under the License is distributed on an "AS IS" BASIS,
    15   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
    16   * See the License for the specific language governing permissions and
    17   * limitations under the License.
    18   */
    19  
    20  package main
    21  
    22  import (
    23  	"io"
    24  	"log"
    25  	"os"
    26  	"strings"
    27  
    28  	"github.com/minio/minio-go/v6"
    29  )
    30  
    31  func main() {
    32  	// Note: YOUR-ACCESSKEYID, YOUR-SECRETACCESSKEY and my-bucketname are
    33  	// dummy values, please replace them with original values.
    34  
    35  	// Requests are always secure (HTTPS) by default. Set secure=false to enable insecure (HTTP) access.
    36  	// This boolean value is the last argument for New().
    37  
    38  	// New returns an Amazon S3 compatible client object. API compatibility (v2 or v4) is automatically
    39  	// determined based on the Endpoint value.
    40  	s3Client, err := minio.New("s3.amazonaws.com", "YOUR-ACCESSKEYID", "YOUR-SECRETACCESSKEY", true)
    41  	if err != nil {
    42  		log.Fatalln(err)
    43  	}
    44  
    45  	// s3Client.TraceOn(os.Stderr)
    46  
    47  	policy, err := s3Client.GetBucketPolicy("my-bucketname")
    48  	if err != nil {
    49  		log.Fatalln(err)
    50  	}
    51  
    52  	// Create policy file
    53  	localFile, err := os.Create("policy.json")
    54  	if err != nil {
    55  		log.Fatalln(err)
    56  	}
    57  	defer localFile.Close()
    58  
    59  	policyReader := strings.NewReader(policy)
    60  
    61  	if _, err := io.Copy(localFile, policyReader); err != nil {
    62  		log.Fatalln(err)
    63  	}
    64  }