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| dc2451 | Qwas | 2024-05-03 13:33:05 | 1 | # SSH |
| 2 | ||||
| 3 | ## 创建 SSH 密钥对 |
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| 4 | ||||
| 5 | ```sh |
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| 6 | ssh-keygen -t ed25519 -C "用户名@备注信息" |
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| 7 | ``` |
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| 8 | ||||
| 9 | > 引号中内容为备注信息，可以任意填写 |
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| 10 | > |
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| 11 | > 默认保存路径 ~/.ssh/ , 私钥： ~/.ssh/id_ed25519 , 公钥： ~/.ssh/id_ed25519.pub |
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| 12 | ||||
| 13 | <details> |
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| 14 | <summary> |
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| 15 | 在不支持ed25519 算法的老旧系统中生成密钥 |
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| 16 | </summary> |
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| 17 | ||||
| 18 | ```sh |
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| 19 | ssh-keygen -t rsa -b 4096 -C "用户名@备注信息" |
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| 20 | ``` |
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| 21 | </details> |
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| 22 | ||||
| 23 | ## SSH 配置文件 |
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| 24 | ||||
| 25 | 连接保活，每60秒发送一个 keep-alive 包 |
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| 26 | ||||
| 27 | > cat ~/.ssh/config |
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| 28 | ||||
| 29 | ```ini |
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| 30 | ServerAliveInterval 60 |
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| 31 | ||||
| 32 | # 开启ssh-agent转发 |
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| 33 | Host * |
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| 34 | ForwardAgent yes |
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| 35 | ||||
| 36 | # 针对特定主机开启 ssh-agent 转发 |
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| 37 | Host github |
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| 38 | HostName github.com |
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| 39 | IdentityFile ~/.ssh/id_ed25519 |
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| 40 | User git |
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| 41 | ForwardAgent yes |
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| 42 | ``` |
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| f01a34 | Qwas | 2024-12-09 10:10:29 | 43 | |
| 44 | ||||
| 45 | ```sh |
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| 46 | eval `ssh-agent -s` |
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| 47 | ssh-add |
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| 48 | ``` |