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Linux: 下载与校验文件 #51

Open dushaoshuai opened 1 year ago

dushaoshuai commented 1 year ago

使用 `curl` 下载文件

curl -LO https://github.com/containernetworking/plugins/releases/download/v1.1.1/cni-plugins-linux-amd64-v1.1.1.tgz

curl -LO https://github.com/containernetworking/plugins/releases/download/v1.1.1/cni-plugins-linux-amd64-v1.1.1.tgz.sha256

-L : follow redirects
-O : write output to a local file in the current working directory

使用 `sha256sum` 校验文件

$ ls
cni-plugins-linux-amd64-v1.1.1.tgz  cni-plugins-linux-amd64-v1.1.1.tgz.sha256

$ cat cni-plugins-linux-amd64-v1.1.1.tgz.sha256
b275772da4026d2161bf8a8b41ed4786754c8a93ebfb6564006d5da7f23831e5  cni-plugins-linux-amd64-v1.1.1.tgz

$ sha256sum --check cni-plugins-linux-amd64-v1.1.1.tgz.sha256
cni-plugins-linux-amd64-v1.1.1.tgz: OK

--check : read checksums from the FILEs and check them
When checking, the input should be a former output of this program. The default mode is to print a line with: checksum, a space, a character indicating input mode ('*' for binary, ' ' for text or where binary is insignificant), and name for each FILE.