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79 lines
2.4 KiB
Go
79 lines
2.4 KiB
Go
// +build ignore
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/*
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* Minio Go Library for Amazon S3 Compatible Cloud Storage
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* Copyright 2015-2017 Minio, Inc.
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package main
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import (
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"log"
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minio "github.com/minio/minio-go"
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)
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func main() {
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// Note: YOUR-ACCESSKEYID, YOUR-SECRETACCESSKEY, my-testfile, my-bucketname and
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// my-objectname are dummy values, please replace them with original values.
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// Requests are always secure (HTTPS) by default. Set secure=false to enable insecure (HTTP) access.
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// This boolean value is the last argument for New().
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// New returns an Amazon S3 compatible client object. API compatibility (v2 or v4) is automatically
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// determined based on the Endpoint value.
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s3Client, err := minio.New("s3.amazonaws.com", "YOUR-ACCESSKEYID", "YOUR-SECRETACCESSKEY", true)
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if err != nil {
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log.Fatalln(err)
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}
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// Enable trace.
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// s3Client.TraceOn(os.Stderr)
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// Prepare source decryption key (here we assume same key to
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// decrypt all source objects.)
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decKey := minio.NewSSEInfo([]byte{1, 2, 3}, "")
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// Source objects to concatenate. We also specify decryption
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// key for each
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src1 := minio.NewSourceInfo("bucket1", "object1", &decKey)
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src1.SetMatchETagCond("31624deb84149d2f8ef9c385918b653a")
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src2 := minio.NewSourceInfo("bucket2", "object2", &decKey)
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src2.SetMatchETagCond("f8ef9c385918b653a31624deb84149d2")
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src3 := minio.NewSourceInfo("bucket3", "object3", &decKey)
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src3.SetMatchETagCond("5918b653a31624deb84149d2f8ef9c38")
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// Create slice of sources.
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srcs := []minio.SourceInfo{src1, src2, src3}
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// Prepare destination encryption key
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encKey := minio.NewSSEInfo([]byte{8, 9, 0}, "")
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// Create destination info
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dst, err := minio.NewDestinationInfo("bucket", "object", &encKey, nil)
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if err != nil {
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log.Fatalln(err)
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}
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err = s3Client.ComposeObject(dst, srcs)
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if err != nil {
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log.Fatalln(err)
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}
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log.Println("Composed object successfully.")
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}
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