linux jexus服务设置开机启动
<p>本文为大家分享jexus服务设置开机启动的具体代码，供大家参考，具体内容如下</p>
<p>
linux的服务开机设置一般在 <span>/etc/init.d/</span>里</p>
<p>
而jexus的默认安装目录在<span> /usr/jexus</span>里 启动文件为 jws 参数 有start stop restart</p>
<p>
这里贡献一个刚写好的jexus的开启启动脚本</p>
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<code class="bash preprocessor bold">#!/bin/bash</code>
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<code class="bash comments">### BEGIN INIT INFO</code>
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<code class="bash comments">#</code>
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<code class="bash comments"># Provides: jws</code>
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<code class="bash comments"># Required-Start: $local_fs $remote_fs</code>
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<code class="bash comments"># Required-Stop: $local_fs $remote_fs</code>
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<code class="bash comments"># Default-Start: 2 3 4 5</code>
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<code class="bash comments"># Default-Stop: 0 1 6</code>
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<code class="bash comments"># Short-Description: jws</code>
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<code class="bash comments"># Description: This file should be used to construct scripts to be placed in /etc/init.d.</code>
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<code class="bash comments">#</code>
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<code class="bash comments">### END INIT INFO</code>
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<code class="bash comments">## Fill in name of program here.</code>
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<code class="bash plain">PROG=</code><code class="bash string">"jws"</code>
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<code class="bash plain">PROG_PATH=</code><code class="bash string">"/usr/jexus"</code> <code class="bash comments">## Not need, but sometimes helpful (if $PROG resides in /opt for example).</code>
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<code class="bash plain">PROG_ARGS=</code><code class="bash string">"start"</code>
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<code class="bash plain">PID_PATH=</code><code class="bash string">"/var/run/"</code>
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<code class="bash plain">start() {</code>
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<code class="bash spaces"> </code><code class="bash keyword">if</code> <code class="bash plain">[ -e </code><code class="bash string">"$PID_PATH/$PROG.pid"</code> <code class="bash plain">]; </code><code class="bash keyword">then</code>
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<code class="bash spaces"> </code><code class="bash comments">## Program is running, exit with error.</code>
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<code class="bash spaces"> </code><code class="bash functions">echo</code> <code class="bash string">"Error! $PROG is currently running!"</code> <code class="bash plain">1>&2</code>
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<code class="bash spaces"> </code><code class="bash functions">exit</code> <code class="bash plain">1</code>
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<code class="bash spaces"> </code><code class="bash keyword">else</code>
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<code class="bash spaces"> </code><code class="bash comments">## Change from /dev/null to something like /var/log/$PROG if you want to save output.</code>
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<code class="bash spaces"> </code><code class="bash plain">$PROG_PATH/$PROG $PROG_ARGS 2>&1 ></code><code class="bash plain">/var/log/</code><code class="bash plain">$PROG &</code>
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<code class="bash spaces"> </code><code class="bash plain">$pid=`</code><code class="bash functions">ps</code> <code class="bash plain">ax | </code><code class="bash functions">grep</code> <code class="bash plain">-i </code><code class="bash string">'jws'</code> <code class="bash plain">| </code><code class="bash functions">sed</code> <code class="bash string">'s/^\(\{1,\}\).*/\1/g'</code> <code class="bash plain">| </code><code class="bash functions">head</code> <code class="bash plain">-n 1`</code>
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<code class="bash spaces"> </code><code class="bash functions">echo</code> <code class="bash string">"$PROG started"</code>
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<code class="bash spaces"> </code><code class="bash functions">echo</code> <code class="bash plain">$pid > </code><code class="bash string">"$PID_PATH/$PROG.pid"</code>
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<code class="bash spaces"> </code><code class="bash keyword">fi</code>
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<code class="bash plain">}</code>
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<code class="bash plain">stop() {</code>
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<code class="bash spaces"> </code><code class="bash functions">echo</code> <code class="bash string">"begin stop"</code>
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<code class="bash spaces"> </code><code class="bash keyword">if</code> <code class="bash plain">[ -e </code><code class="bash string">"$PID_PATH/$PROG.pid"</code> <code class="bash plain">]; </code><code class="bash keyword">then</code>
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<code class="bash spaces"> </code><code class="bash comments">## Program is running, so stop it</code>
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<code class="bash spaces"> </code><code class="bash plain">pid=`</code><code class="bash functions">ps</code> <code class="bash plain">ax | </code><code class="bash functions">grep</code> <code class="bash plain">-i </code><code class="bash string">'jws'</code> <code class="bash plain">| </code><code class="bash functions">sed</code> <code class="bash string">'s/^\(\{1,\}\).*/\1/g'</code> <code class="bash plain">| </code><code class="bash functions">head</code> <code class="bash plain">-n 1`</code>
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<code class="bash spaces"> </code><code class="bash functions">kill</code> <code class="bash plain">$pid</code>
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<code class="bash spaces"> </code>
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<code class="bash spaces"> </code><code class="bash functions">rm</code> <code class="bash plain">-f </code><code class="bash string">"$PID_PATH/$PROG.pid"</code>
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<code class="bash spaces"> </code><code class="bash functions">echo</code> <code class="bash string">"$PROG stopped"</code>
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<code class="bash spaces"> </code><code class="bash keyword">else</code>
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<code class="bash spaces"> </code><code class="bash comments">## Program is not running, exit with error.</code>
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<code class="bash spaces"> </code><code class="bash functions">echo</code> <code class="bash string">"Error! $PROG not started!"</code> <code class="bash plain">1>&2</code>
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<code class="bash spaces"> </code><code class="bash functions">exit</code> <code class="bash plain">1</code>
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<code class="bash spaces"> </code><code class="bash keyword">fi</code>
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<code class="bash plain">}</code>
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<code class="bash comments">## Check to see if we are running as root first.</code>
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<code class="bash comments">## Found at http://www.cyberciti.biz/tips/shell-root-user-check-script.html</code>
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<code class="bash keyword">if</code> <code class="bash plain">[ </code><code class="bash string">"$(id -u)"</code> <code class="bash plain">!= </code><code class="bash string">"0"</code> <code class="bash plain">]; </code><code class="bash keyword">then</code>
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<code class="bash spaces"> </code><code class="bash functions">echo</code> <code class="bash string">"This script must be run as root"</code> <code class="bash plain">1>&2</code>
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<code class="bash spaces"> </code><code class="bash functions">exit</code> <code class="bash plain">1</code>
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<code class="bash keyword">fi</code>
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<code class="bash keyword">case</code> <code class="bash string">"$1"</code> <code class="bash keyword">in</code>
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<code class="bash spaces"> </code><code class="bash plain">start)</code>
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<code class="bash spaces"> </code><code class="bash plain">start</code>
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<code class="bash spaces"> </code><code class="bash functions">exit</code> <code class="bash plain">0</code>
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<code class="bash spaces"> </code><code class="bash plain">;;</code>
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<code class="bash spaces"> </code><code class="bash plain">stop)</code>
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<code class="bash spaces"> </code><code class="bash plain">stop</code>
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<code class="bash spaces"> </code><code class="bash functions">exit</code> <code class="bash plain">0</code>
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<code class="bash spaces"> </code><code class="bash plain">;;</code>
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<code class="bash spaces"> </code><code class="bash plain">restart)</code>
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<code class="bash spaces"> </code><code class="bash plain">stop</code>
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<code class="bash spaces"> </code><code class="bash plain">start</code>
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<code class="bash spaces"> </code><code class="bash functions">exit</code> <code class="bash plain">0</code>
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<code class="bash spaces"> </code><code class="bash plain">;;</code>
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<code class="bash spaces"> </code><code class="bash plain">**)</code>
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<code class="bash spaces"> </code><code class="bash functions">echo</code> <code class="bash string">"Usage: $0 {start|stop|restart}"</code> <code class="bash plain">1>&2</code>
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<code class="bash spaces"> </code><code class="bash functions">exit</code> <code class="bash plain">1</code>
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<code class="bash spaces"> </code><code class="bash plain">;;</code>
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<code class="bash plain">esac</code>
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最后记得 <span>sudo chmod +x /etc/init.d/jws</span><br>
添加自动启动服务 <span>sudo update-rc.d jws defaults</span><br>
删除自动启动服务 <span>sudo update-rc.d jws remove</span></p>
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以上就是本文的全部内容，希望对大家的学习有所帮助，也希望大家多多支持。</p>
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