从机器A登录至机器B，使用SSH进行无密码登录代码,Shell代码库,德仔网

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【Shell】从机器A登录至机器B，使用SSH进行无密码登录

作者:Dezai.CN / 发布于2011/11/29/ 573

<div><span style="line-height: 22px; font-family: Arial, Helvetica, sans-serif; color: rgb(95,94,95); font-size: 14px">
在机器A上生成个人证书：
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<table>
    <tbody>
        <tr>
            <td>
            </td>
            <td>ssh-keygen -t rsa</td>
        </tr>
    </tbody>
</table>
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<table>
    <tbody>
        <tr>
            <td>
            </td>
            <td>Generating public/private rsa key pair.</td>
        </tr>
    </tbody>
</table>
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<table>
    <tbody>
        <tr>
            <td>
            </td>
            <td>Enter file in which to save the key (~/.ssh/id_rsa):</td>
        </tr>
    </tbody>
</table>
</div>
<div class="line alt2">
<table>
    <tbody>
        <tr>
            <td>
            </td>
            <td>Enter passphrase (empty for no passphrase):</td>
        </tr>
    </tbody>
</table>
</div>
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<table>
    <tbody>
        <tr>
            <td>
            </td>
            <td>Enter same passphrase again:</td>
        </tr>
    </tbody>
</table>
</div>
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<table>
    <tbody>
        <tr>
            <td>
            </td>
            <td>Your identification has been saved in ~/.ssh/id_rsa.</td>
        </tr>
    </tbody>
</table>
</div>
<div class="line alt1">
<table>
    <tbody>
        <tr>
            <td>
            </td>
            <td>Your public key has been saved in ~/.ssh/id_rsa.pub.</td>
        </tr>
    </tbody>
</table>
</div>
<div class="line alt2">
<table>
    <tbody>
        <tr>
            <td>
            </td>
            <td>The key fingerprint is: ...</td>
        </tr>
    </tbody>
</table>
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<table>
    <tbody>
        <tr>
            <td>
            </td>
            <td>The key's randomart image is: ...</td>
        </tr>
    </tbody>
</table>
</div>
</div>
</div>
将生成的公钥 id_rsa.pub 里面的内容，复制到机器B的 ~/.ssh/authorized_keys中。
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