转载:Mac下配置多个SSH-Key git

转自:https://www.jianshu.com/p/7dbe6632dd8a

有时我们一台mac上可能会对应多个git账号,这时就需要mac上面创建不同的key来对应不同的git账号。

闲言不语,直接说实现步骤:

1.打开终端,前往.ssh目录

➜  cd .ssh
➜  .ssh 

2.生成一个ssh-key

➜  ssh-keygen -t rsa -C "[email protected]"

后面填写的是你的邮箱账号

3.自定义生成的key

如果我们 Mac上面已经有了 ssh-key再创建 ssh-key的话,默认会在 ~/.ssh/目录下生成 id_rsa和 id_rsa.pub两个文件,如果不自定义,就会把原有的给覆盖掉。为了加以区分,我们需要自定义一下生成的 key的名字,后面的id_rsa_test_github为你自定义的名字

Enter file in which to save the key (/Users/a-375/.ssh/id_rsa): id_rsa_test_github

4.设置密码

需要输入两次密码,输入密码时是看不见的,这个密码在你提交代码到Github时会用到【注意:记住这个密码,最简单的方式就是设置的和github账户登入密码一样,容易记住】

Enter passphrase (empty for no passphrase): 
Enter same passphrase again: 

5.成功生成ssh-key

Your identification has been saved in /Users/xxx/.ssh/id_rsa_test_github.
Your public key has been saved in /Users/xxx/.ssh/id_rsa_test_github.pub.
The key fingerprint is:
SHA256:/e91V1xop8k8wowRYJeJmEUrTTda32Pgr+EXboCNl3g [email protected]
The key's randomart image is:
+---[RSA 2048]----+
|       =*o*o.    |
|      o+.*o= o . |
|      . + . o * o|
|       . . X B *.|
|        S * E O o|
|           = * o.|
|            + + +|
|             + .o|
|             .o  |
+----[SHA256]-----+

6.将ssh-key添加到ssh-agent

(1)到上面这一步我们已经创建好了 ssh-key,此时还需要将新的 ssh-key添加到ssh agent,因为默认只读 id_rsa,首先查看一下已经添加进去的 ssh-key,当出现下面 这种情况是说明 ssh agent里面并没有把我们新生产的 ssh-key添加进去

➜  ssh-add -l
The agent has no identities.

(2)可以选择把我们生成的 ssh-key 添加进去,也可以指定添加

//全部添加
ssh-add  

//指定添加(可以切换到.ssh下添加,也可以直接指定路径添加)
➜  .ssh ssh-add id_rsa_test_github                   
Enter passphrase for id_rsa_test_github: 
Identity added: id_rsa_test_github (id_rsa_test_github)

(3)这时输入下面指令就能看见我们添加进去的 ssh-key

ssh-add -l

接下来将我们配置好的ssh-key的公钥提交到github上并进行测试连接

在 ~/.ssh/目录下会生成 id_rsa_test_github和 id_rsa_test_github.pub私钥和公钥。 我们将 id_rsa_test_github.pub中的内容粘帖到 github的 SSH-key的配置中,这里获取 id_rsa_test_github.pub的内容可以使用终端也可以使用 sublime或 atom等一些编辑器。

1.获取公钥

➜  .ssh  cat id_rsa_test_github.pub
ssh-rsa AAAAB3NzaC1yc2EAAAADAQABAAABAQCoG4Tmo8wF3P9/Vdtsm220jE6dNu9iG8jtranZccTO4hsyck4cxO02AniYr7JaPsL91sLCODEhnEmI+YWLSXFIaPbXVyVEa3PHc+VdNjgkkm/unkoBKsMLViP0vOUtU2OSYAdlWAoXpAyzPV17W0ratFVkHTjr1+G4NHOCo/qKbozPaHH9gaed7RB1Kx8swPkt0HGv/o9NQh7psmNPaanqMlTqA0uVS47LbCF5+C0CAgj2bFGEHtKy8cw6M+7OHBaTq90d740IBNca1fIvIDTnjsSV26iOiluQ+jVfsHuHmaAuw7ez2z/84sb+r5RtP5kjMemlw2D+/FmbFqx8qXDt [email protected]

2.复制公钥

3.在GitHub的设置中粘贴公钥

4.测试

➜ ssh -T [email protected]
Hi XXX! You've successfully authenticated, but GitHub does not provide shell access.

至此,我们全部的步骤都完成了。

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转载自blog.csdn.net/lipeiran1987/article/details/89382008