44 lines
1.2 KiB
Go
44 lines
1.2 KiB
Go
/*
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* MinIO Cloud Storage, (C) 2018 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 ioutil
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import (
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"io"
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"os"
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"github.com/minio/minio/pkg/lock"
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)
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// AppendFile - appends the file "src" to the file "dst"
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func AppendFile(dst string, src string) error {
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appendFile, err := lock.Open(dst, os.O_WRONLY|os.O_APPEND|os.O_CREATE, 0644)
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if err != nil {
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return err
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}
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defer appendFile.Close()
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srcFile, err := lock.Open(src, os.O_RDONLY, 0644)
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if err != nil {
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return err
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}
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defer srcFile.Close()
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// Allocate staging buffer.
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var buf = make([]byte, defaultAppendBufferSize)
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_, err = io.CopyBuffer(appendFile, srcFile, buf)
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return err
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}
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