Ubuntu 14.04设置开机启动脚本的方法
<p><span><strong>rc.local脚本</strong></span></p>
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rc.local脚本是一个ubuntu开机后会自动执行的脚本，我们可以在该脚本内添加命令行指令。该脚本位于/etc/路径下，需要root权限才能修改。</p>
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<span><strong>该脚本具体格式如下：</strong></span></p>
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<code class="bash preprocessor bold">#!/bin/sh -e</code>
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<code class="bash comments">#</code>
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<code class="bash comments"># rc.local</code>
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<code class="bash comments">#</code>
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<code class="bash comments"># This script is executed at the end of each multiuser runlevel.</code>
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<code class="bash comments"># Make sure that the script will "exit 0" on success or any other</code>
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<code class="bash comments"># value on error.</code>
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<code class="bash comments">#</code>
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<code class="bash comments"># In order to enable or disable this script just change the execution</code>
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<code class="bash comments"># bits.</code>
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<code class="bash comments">#</code>
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<code class="bash comments"># By default this script does nothing.</code>
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<code class="bash spaces"> </code>
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<code class="bash functions">exit</code> <code class="bash plain">0</code>
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<span><strong>注意: </strong></span>一定要将命令添加在 exit 0之前</p>
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<span><strong>如何给ubuntu添加一个开机启动脚本</strong></span></p>
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<strong>1,新建个脚本文件new_service.sh</strong></p>
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<code class="bash preprocessor bold">#!/bin/bash</code>
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<code class="bash comments"># command content</code>
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<code class="bash spaces"> </code>
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<code class="bash functions">exit</code> <code class="bash plain">0</code>
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<strong>2,设置权限</strong></p>
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<code class="bash functions">sudo</code> <code class="bash functions">chmod</code> <code class="bash plain">755 new_service.sh</code>
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<strong>3,把脚本放置到启动目录下</strong></p>
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<code class="bash functions">sudo</code> <code class="bash functions">mv</code> <code class="bash plain">new_service.sh </code><code class="bash plain">/etc/init</code><code class="bash plain">.d/</code>
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<strong>4,将脚本添加到启动脚本</strong></p>
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执行如下指令，在这里90表明一个优先级，越高表示执行的越晚</p>
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<code class="bash functions">cd</code> <code class="bash plain">/etc/init</code><code class="bash plain">.d/</code>
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<code class="bash functions">sudo</code> <code class="bash plain">update-rc.d new_service.sh defaults 90</code>
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<span><strong>移除Ubuntu开机脚本</strong></span></p>
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<code class="bash functions">sudo</code> <code class="bash plain">update-rc.d -f new_service.sh remove</code>
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<span><strong>总结</strong></span></p>
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以上就是这篇文章的全部内容，希望本文的内容对大家的学习或者工作能带来一定的帮助，如果有疑问大家可以留言交流。</p>
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原文链接：https://www.magentonotes.com/ubuntu-config-autostart-shell-script.html</p>
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