华为云OBS支持Windows、MacOS以及Linux系统下以命令行来下载，官方推荐的命令行工具为obsutil，官方详细说明文档链接：https://support.huaweicloud.com/utiltg-obs/obs_11_0001.html
说明
1、使用前，请确保软件为最新版本。
2、本文档适用于“分享链接+提取码”的数据释放方式。
3、链接有有效期，到期后无法延长有效期，只能重新生成链接，请在有效期到期之前，尽快开始下载。
工具下载（以Linux为例）
下载地址：Windows64位：
https://obs-community.obs.cn-north-1.myhuaweicloud.com/obsutil/current/obsutil_windows_amd64.zip
Linux amd64位：
https://obs-community.obs.cn-north-1.myhuaweicloud.com/obsutil/current/obsutil_linux_amd64.tar.gz
Linux arm64位：
https://obs-community.obs.cn-north-1.myhuaweicloud.com/obsutil/current/obsutil_linux_arm64.tar.gz
Mac 64位：
https://obs-community.obs.cn-north-1.myhuaweicloud.com/obsutil/current/obsutil_darwin_amd64.tar.gz
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命令：$ wget https://obs-community.obs.cn-north-1.myhuaweicloud.com/obsutil/current/obsutil_linux_amd64.tar.gz |
软件安装
下载好的软件直接解压可用。
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命令：$ tar -zxvf obsutil_linux_amd64.tar.gz |
结果输出：
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obsutil_linux_amd64_5.1.10/ obsutil_linux_amd64_5.1.10/ obsutilobsutil_linux_amd64_5.1.10/setup.sh |
解压后的目录为“obsutil_linux_amd64_5.1.10”（具体目录与实际下载到的版本相关）。
数据下载
示例下载信息（实际请根据收到的下载信息为准）：
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Authorization Code: https://e-share.obs-website.cn-north-1.myhuaweicloud.com?token=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
Access Code: 200414
* Valid Until: Wed, 15 Apr 2020 11:09:12 GMT +0800 |
下载数据
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./obsutil_linux_amd64_5.1.10/obsutilshare- cp https://e-share.obs-website.cn-north- 1.myhuaweicloud.com?token=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 /home/seqhealth/data/ -ac=200414 -r -f -u -vlength -vmd5 |
参数说明：
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命令组成为“obsutil“+ ”Authorization Code“+ ”folder_url“ + ”-ac=Access Code” + “ -r -f -u -vlength -vmd5” Authorization Code：下载链接 folder_url：本地存储路径，上述示例中的本地路径为“/home/seqhealth/data/”，正式下载时请替换 -ac：提取码 -r：批量下载 -f：强制下载，不进行逐个询问 -u：增量下载 -vlength：下载完成后，验证本地文件大小是否与桶中对象的大小一致 -vmd5：下载完成后，验证本地文件的MD5值是否与桶中对象的MD5值一致 |
输出结果信息：
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The authorized prefix is [FTP/test/]
Start at 2020-04-15 01:23:29.394375112 +0000 UTC
Parallel: 5 Jobs: 5 Threshold: 50.00MB PartSize: auto VerifyLength: true VerifyMd5: true CheckpointDir: /home/seqhealth/.obsutil_checkpoint OutputDir: /home/seqhealth/.obsutil_output TempFileDir: /home/seqhealth/bin [———————-] 100.00% tps:0.01 80.28MB/s 2/2 10.00GB/10.00GB 3m46.532s Succeed count is: 2 Failed count is: 0 Warning count is: 1 Succeed bytes is: 10.00GB Metrics [max cost:226532 ms, min cost:226532 ms, average cost:113266.00 ms, average tps:0.01, transfered size:10.00GB]
Task id is: 8ab6f0a7-bb3a-4114-b918-ecdb13456e2e The authorized prefix is [FTP/test/]
下载进度为100%，且Failed数量为0，则下载完成。 |
