mirror of
https://github.com/yunionio/cloudpods.git
synced 2026-06-24 00:39:48 +08:00
70 lines
1.6 KiB
Go
70 lines
1.6 KiB
Go
// Copyright 2019 Yunion
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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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package main
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import (
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"crypto/md5"
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"crypto/sha1"
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"crypto/sha256"
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"crypto/sha512"
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"fmt"
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"hash"
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"os"
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"strconv"
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"time"
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"yunion.io/x/onecloud/pkg/util/fileutils2"
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)
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func main() {
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if len(os.Args) < 2 {
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fmt.Printf("Usage: %s <file> [sample]\n", os.Args[0])
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return
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}
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names := []string{"MD5", "SHA1", "SHA256", "SHA512"}
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hashes := []hash.Hash{md5.New(), sha1.New(), sha256.New(), sha512.New()}
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start := time.Now()
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var sample int
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var err error
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if len(os.Args) > 2 {
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sample, err = strconv.Atoi(os.Args[2])
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if err != nil {
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fmt.Printf("illegal sample %s", err)
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return
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}
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}
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var results [][]byte
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if sample > 0 {
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results, err = fileutils2.FileFastHash(os.Args[1], hashes, sample)
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} else {
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results, err = fileutils2.FileHash(os.Args[1], hashes)
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}
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if err != nil {
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fmt.Printf("Error: %s", err)
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return
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}
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for i := 0; i < len(results); i += 1 {
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fmt.Printf("%s: %x\n", names[i], results[i])
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}
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sum := fileutils2.SumHashes(results)
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fmt.Printf("SUM: %x\n", sum)
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cost := time.Now().Sub(start)
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fmt.Printf("Time: %dms\n", cost/time.Millisecond)
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}
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