Linux（centos7.9）搭建syslog-ng服务器
<p><span style="font-size: 18px"><strong><span style="font-family: "Microsoft YaHei"">一.下载安装</span></strong></span></p><p style="text-align: left"><span style="font-family: "Microsoft YaHei"; font-size: 15px">1.直接用linux自带的yum源，下载不了</span><br><span style="font-family: "Microsoft YaHei"; font-size: 15px"><img src="https://img2023.cnblogs.com/blog/2992980/202306/2992980-20230629174429610-1273701792.png" alt="" loading="lazy"></span></p>
<p style="text-align: left"><span style="font-family: "Microsoft YaHei"; font-size: 15px"> </span><span style="font-family: "Microsoft YaHei"; font-size: 15px">2.安装第三方源</span></p>
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<pre><span style="color: rgba(0, 0, 255, 1)">yum</span> -y <span style="color: rgba(0, 0, 255, 1)">install</span> https:<span style="color: rgba(0, 128, 0, 1)">//</span><span style="color: rgba(0, 128, 0, 1)">dl.fedoraproject.org/pub/epel/epel-release-latest-7.noarch.rpm</span></pre>
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<p style="text-align: left"><span style="font-family: "Microsoft YaHei"; font-size: 15px"><img src="https://img2023.cnblogs.com/blog/2992980/202306/2992980-20230629174508408-578716703.png" alt="" loading="lazy"></span></p>
<p style="text-align: left"><span style="font-family: "Microsoft YaHei"; font-size: 15px">3.再次使用yum下载</span></p>
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<pre><span style="color: rgba(0, 0, 255, 1)">yum</span> -y <span style="color: rgba(0, 0, 255, 1)">install</span> syslog-ng</pre>
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<p> <img src="https://img2023.cnblogs.com/blog/2992980/202306/2992980-20230629174936312-1708225161.png" alt="" loading="lazy" style="font-family: "Microsoft YaHei"; font-size: 15px"></p>
<p style="text-align: left"><span style="font-family: "Microsoft YaHei"; font-size: 15px"> </span><span style="font-family: "Microsoft YaHei"; font-size: 15px">4.启动syslog-ng服务器</span></p>
<p style="text-align: left"><span style="font-family: "Microsoft YaHei"; font-size: 15px"><img src="https://img2023.cnblogs.com/blog/2992980/202306/2992980-20230629175037098-1938002059.png" alt="" loading="lazy"></span></p>
<p style="text-align: left"><span style="font-family: "Microsoft YaHei"; font-size: 15px"> </span></p>
<p style="text-align: left"><span style="font-size: 18px"><strong><span style="font-family: "Microsoft YaHei"">二.修改配置文件</span></strong></span></p>
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<pre>vim /etc/syslog-ng/syslog-ng.conf</pre>
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<p style="text-align: left"><span style="font-family: "Microsoft YaHei"; font-size: 15px">1.options：用来调节syslog-ng的守护进程</span></p>
<p><img src="https://img2023.cnblogs.com/blog/2992980/202306/2992980-20230629175641378-1521839204.png" alt="" loading="lazy"></p>
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<p style="text-align: left"><span style="font-family: "Microsoft YaHei"; font-size: 15px">2.source：告知syslog-ng从什么地方收集日志。source内容可以包括Unix套接字、TCP或UDP套接字、文件或管道。</span></p>
<p><img src="https://img2023.cnblogs.com/blog/2992980/202306/2992980-20230629175652966-1328937243.png" alt="" loading="lazy"></p>
<p> </p>
<p style="text-align: left"><span style="font-family: "Microsoft YaHei"; font-size: 15px">3.destination：用来决定syslog-ng将向哪些地方发送日志，可以指定为文件、管道、Unix套接字、TCP或UDP套接字、TTY或程序等。</span></p>
<p><img src="https://img2023.cnblogs.com/blog/2992980/202306/2992980-20230629175704224-189377467.png" alt="" loading="lazy"></p>
<p> </p>
<p style="text-align: left"><span style="font-family: "Microsoft YaHei"; font-size: 15px">4.filter：结合source、destination和filter使用，选择syslog程序和日志级别。</span></p>
<p style="text-align: left"> </p>
<p style="text-align: left"><span style="font-family: "Microsoft YaHei"; font-size: 15px">5.log：将以上关键字和log结合使用，可以精确定义消息日志保存的地方。</span></p>
<p><img src="https://img2023.cnblogs.com/blog/2992980/202306/2992980-20230629175716899-164388359.png" alt="" loading="lazy"></p>
<p> </p><br><br>
来源：https://www.cnblogs.com/Mourinkun/p/17514897.html
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