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class="ic i-angle-right"></i> <span itemprop="itemListElement" itemscope itemtype="https://schema.org/ListItem"><a href="/categories/Linux/" itemprop="item" rel="index" title="分类于 Linux"><span itemprop="name">Linux</span></a><meta itemprop="position" content="1"></span><i class="ic i-angle-right"></i> <span class="current" itemprop="itemListElement" itemscope itemtype="https://schema.org/ListItem"><a href="/categories/Linux/%E6%9C%8D%E5%8A%A1/" itemprop="item" rel="index" title="分类于 服务"><span itemprop="name">服务</span></a><meta itemprop="position" content="2"></span></div><article itemscope itemtype="http://schema.org/Article" class="post block" lang="zh-CN"><link itemprop="mainEntityOfPage" href="https://hitoli.com/2022/10/18/%E6%90%AD%E5%BB%BAnagios%E7%9B%91%E6%8E%A7/"><span hidden itemprop="author" itemscope itemtype="http://schema.org/Person"><meta itemprop="image" content="/images/avatar.jpg"><meta itemprop="name" content="Hito Li"><meta itemprop="description" content="天下事有难易乎？为之，则难者亦易矣, 天生我材必有用"></span><span hidden itemprop="publisher" itemscope itemtype="http://schema.org/Organization"><meta itemprop="name" content="涛声依旧"></span><div class="body md" itemprop="articleBody"><h4 id="监控端服务安装与配置"><a class="anchor" href="#监控端服务安装与配置">#</a> 监控端服务安装与配置</h4><ol><li>nagios 需要安装主程序 core 和 nrpe（nagios 和各被监控主机都必须安装）。如需使用自研前端可通过安装 ndoutils (用于把 nagios 监控信息写入数据库) 和 mysql 实现。具体安装见<span class="exturl" data-url="aHR0cHM6Ly9zdXBwb3J0Lm5hZ2lvcy5jb20va2Iv">官网</span></li><li>nagios 默认监控命令脚本放置在 libexec 中，自定义脚本也放到此处</li><li>etc/objects/commands.cfg 用于保存 nagios 默认监控命令</li><li>etc/nrpe.cfg 文件中需要添加用于被监控执行命令项（各被监控主机中都需要添加）<br><img data-src="https://nas.hitoli.com:18014/images/2022/10/18/image.png" alt=""></li><li>etc/objects/hosts 目录下配置需要被监控的主机信息<br><img data-src="https://nas.hitoli.com:18014/images/2022/10/18/image2.png" alt=""></li><li>etc/objects/servers 目录下配置需要在被监控主机上执行的监控命令（第 4 项中的命令）<br><img data-src="https://nas.hitoli.com:18014/images/2022/10/18/image3.png" alt=""></li></ol><h4 id="被监控端服务安装与配置"><a class="anchor" href="#被监控端服务安装与配置">#</a> 被监控端服务安装与配置</h4><ol><li>被监控端需要安装 nrpe</li><li>被监控端需要把监控端的命令写入到 nrpe 的配置文件中</li><li>被监控端需要把命令执行脚本放入 libexec 目录中</li><li>被监控端自动安装脚本（可借鉴）<br><figure class="highlight bash"><table><tr><td class="gutter"><pre><span class="line">1</span><br><span class="line">2</span><br><span class="line">3</span><br><span class="line">4</span><br><span class="line">5</span><br><span class="line">6</span><br><span class="line">7</span><br><span class="line">8</span><br><span class="line">9</span><br><span class="line">10</span><br><span class="line">11</span><br><span class="line">12</span><br><span class="line">13</span><br><span class="line">14</span><br><span class="line">15</span><br><span class="line">16</span><br><span class="line">17</span><br><span class="line">18</span><br><span class="line">19</span><br><span class="line">20</span><br><span class="line">21</span><br><span class="line">22</span><br><span 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class="line">175</span><br><span class="line">176</span><br><span class="line">177</span><br><span class="line">178</span><br><span class="line">179</span><br><span class="line">180</span><br><span class="line">181</span><br><span class="line">182</span><br><span class="line">183</span><br><span class="line">184</span><br><span class="line">185</span><br><span class="line">186</span><br><span class="line">187</span><br><span class="line">188</span><br><span class="line">189</span><br><span class="line">190</span><br><span class="line">191</span><br><span class="line">192</span><br><span class="line">193</span><br><span class="line">194</span><br><span class="line">195</span><br><span class="line">196</span><br><span class="line">197</span><br><span class="line">198</span><br><span class="line">199</span><br><span class="line">200</span><br><span class="line">201</span><br><span class="line">202</span><br><span class="line">203</span><br><span class="line">204</span><br><span class="line">205</span><br><span class="line">206</span><br><span class="line">207</span><br><span class="line">208</span><br><span class="line">209</span><br><span class="line">210</span><br><span class="line">211</span><br><span class="line">212</span><br><span class="line">213</span><br></pre></td><td class="code"><pre><span class="line">1、请先修改脚本中的服务端IP。</span><br><span class="line">2、如被监控端不支持<span class="built_in">let</span>计算命令请执行sudo dpkg-reconfigure dash命令，弹出选择窗口后选择no。</span><br><span class="line">3、需要在脚本同目录下创建CentOS、Ubuntu、sh和conf目录，目录下分别放置nrpe的tar安装包、监控脚本和nrpe配置文件。</span><br><span class="line"></span><br><span class="line"><span class="comment">#!/bin/bash</span></span><br><span class="line"><span class="comment">#服务端ip</span></span><br><span class="line">SERVER_IP=10.10.10.121</span><br><span class="line"><span class="comment">#安装目录</span></span><br><span class="line">INSTALL_HOME=`<span class="built_in">pwd</span>`</span><br><span class="line"><span class="comment">#安装ubuntu版本</span></span><br><span class="line"><span class="function"><span class="title">INSTALL_UBUNTU</span></span>()</span><br><span class="line">{</span><br><span class="line"> sudo apt-get update</span><br><span class="line"> sudo apt-get install -y autoconf automake gcc libc6 libmcrypt-dev make libssl-dev wget openssl</span><br><span class="line"> </span><br><span class="line"> <span class="built_in">cd</span> /tmp</span><br><span class="line"> <span class="comment">#wget --no-check-certificate -O nrpe.tar.gz https://github.com/NagiosEnterprises/nrpe/archive/nrpe-4.0.3.tar.gz</span></span><br><span class="line"> <span class="built_in">cp</span> <span class="variable">$INSTALL_HOME</span>/Ubuntu/nrpe.tar.gz ./</span><br><span class="line"> tar xzf nrpe.tar.gz</span><br><span class="line"></span><br><span class="line"> <span class="built_in">cd</span> /tmp/nrpe-nrpe-4.0.3/</span><br><span class="line"> sudo ./configure --enable-command-args --with-ssl-lib=/usr/lib/x86_64-linux-gnu/</span><br><span class="line"> sudo make all</span><br><span class="line"></span><br><span class="line"> sudo make install-groups-users</span><br><span class="line"></span><br><span class="line"> sudo make install</span><br><span class="line"></span><br><span class="line"> sudo make install-config</span><br><span class="line"></span><br><span class="line"> sudo sh -c <span class="string">"echo >> /etc/services"</span></span><br><span class="line"> sudo sh -c <span class="string">"sudo echo '# Nagios services' >> /etc/services"</span></span><br><span class="line"> sudo sh -c <span class="string">"sudo echo 'nrpe 5666/tcp' >> /etc/services"</span></span><br><span class="line"> </span><br><span class="line"> <span class="comment">#判断系统是高版本还是低版本</span></span><br><span class="line"> VERSION=`lsb_release -r --short`</span><br><span class="line"> IS_LOW_VERSION=`<span class="built_in">echo</span> <span class="string">"<span class="variable">$VERSION</span> < 15"</span> | bc`</span><br><span class="line"></span><br><span class="line"> <span class="keyword">if</span> [ <span class="variable">$IS_LOW_VERSION</span> = 1 ]; <span class="keyword">then</span></span><br><span class="line"> <span class="comment">#低版本</span></span><br><span class="line"> sudo make install-init</span><br><span class="line"> <span class="keyword">else</span></span><br><span class="line"> <span class="comment">#高版本</span></span><br><span class="line"> sudo make install-init</span><br><span class="line"> sudo systemctl <span class="built_in">enable</span> nrpe.service</span><br><span class="line"> <span class="keyword">fi</span></span><br><span class="line"> </span><br><span class="line"> sudo <span class="built_in">mkdir</span> -p /etc/ufw/applications.d</span><br><span class="line"> sudo sh -c <span class="string">"echo '[NRPE]' > /etc/ufw/applications.d/nagios"</span></span><br><span class="line"> sudo sh -c <span class="string">"echo 'title=Nagios Remote Plugin Executor' >> /etc/ufw/applications.d/nagios"</span></span><br><span class="line"> sudo sh -c <span class="string">"echo 'description=Allows remote execution of Nagios plugins' >> /etc/ufw/applications.d/nagios"</span></span><br><span class="line"> sudo sh -c <span class="string">"echo 'ports=5666/tcp' >> /etc/ufw/applications.d/nagios"</span></span><br><span class="line"> sudo ufw allow NRPE</span><br><span class="line"> sudo ufw reload</span><br><span class="line"> </span><br><span class="line"> sudo sh -c <span class="string">"sed -i '/^allowed_hosts=/s/$/,<span class="variable">$SERVER_IP</span>/' /usr/local/nagios/etc/nrpe.cfg"</span></span><br><span class="line"> sudo sh -c <span class="string">"sed -i 's/^dont_blame_nrpe=.*/dont_blame_nrpe=1/g' /usr/local/nagios/etc/nrpe.cfg"</span></span><br><span class="line"> </span><br><span class="line"> <span class="built_in">cd</span> <span class="variable">$INSTALL_HOME</span></span><br><span class="line"> sudo <span class="built_in">cp</span> ./sh/* /usr/local/nagios/libexec/</span><br><span class="line"> sudo <span class="built_in">chmod</span> +xr /usr/local/nagios/libexec/*</span><br><span class="line"> </span><br><span class="line"> sudo sh -c <span class="string">"echo 'command[check_ping]=/usr/local/nagios/libexec/check_ping -H 127.0.0.1 -w 3000.0,80% -c 5000.0,100% -p 5' >> /usr/local/nagios/etc/nrpe.cfg"</span></span><br><span class="line"> sudo sh -c <span class="string">"echo 'command[check_cpu]=/usr/local/nagios/libexec/check_cpu.sh' >> /usr/local/nagios/etc/nrpe.cfg"</span></span><br><span class="line"> sudo sh -c <span class="string">"echo 'command[check_mem]=/usr/local/nagios/libexec/check_mem.sh' >> /usr/local/nagios/etc/nrpe.cfg"</span></span><br><span class="line"> sudo sh -c <span class="string">"echo 'command[check_disk]=/usr/local/nagios/libexec/check_disk.sh' >> /usr/local/nagios/etc/nrpe.cfg"</span></span><br><span class="line"> sudo sh -c <span class="string">"echo 'command[check_my_service]=/usr/local/nagios/libexec/check_my_service.sh \$ARG1\$' >> /usr/local/nagios/etc/nrpe.cfg"</span></span><br><span class="line"> sudo sh -c <span class="string">"echo 'command[check_system_info]=/usr/local/nagios/libexec/check_system_info.sh' >> /usr/local/nagios/etc/nrpe.cfg"</span></span><br><span class="line"> NETWORK_INDEX=1</span><br><span class="line"> <span class="keyword">for</span> NETWORK_NAME <span class="keyword">in</span> `<span class="built_in">cat</span> /proc/net/dev | awk <span class="string">'{i++; if(i>2){print $1}}'</span> | sed <span class="string">'s/^[\t]*//g'</span> | sed <span class="string">'s/[:]*$//g'</span>`;<span class="keyword">do</span></span><br><span class="line"> <span class="keyword">if</span> [ <span class="variable">$NETWORK_NAME</span> != <span class="string">'lo'</span> ]; <span class="keyword">then</span></span><br><span class="line"> sudo sh -c <span class="string">"echo 'command[check_network<span class="variable">$NETWORK_INDEX</span>]=/usr/local/nagios/libexec/check_network.sh <span class="variable">$NETWORK_NAME</span>' >> /usr/local/nagios/etc/nrpe.cfg"</span></span><br><span class="line"> NETWORK_INDEX=`<span class="built_in">expr</span> <span class="variable">$NETWORK_INDEX</span> + 1 `</span><br><span class="line"> <span class="keyword">fi</span></span><br><span class="line"> <span class="keyword">done</span></span><br><span class="line"> </span><br><span class="line"> <span class="keyword">if</span> [ <span class="variable">$IS_LOW_VERSION</span> = 1 ]; <span class="keyword">then</span></span><br><span class="line"> <span class="comment">#低版本</span></span><br><span class="line"> sudo start nrpe</span><br><span class="line"> <span class="keyword">else</span></span><br><span class="line"> <span class="comment">#高版本</span></span><br><span class="line"> sudo systemctl start nrpe.service</span><br><span class="line"> <span class="keyword">fi</span></span><br><span class="line">}</span><br><span class="line"></span><br><span class="line"><span class="comment">#安装centos版本</span></span><br><span class="line"><span class="function"><span class="title">INSTALL_CENTOS</span></span>()</span><br><span class="line">{</span><br><span class="line"> yum install -y gcc glibc glibc-common openssl openssl-devel perl wget</span><br><span class="line"></span><br><span class="line"> <span class="built_in">cd</span> /tmp</span><br><span class="line"> <span class="comment">#wget --no-check-certificate -O nrpe.tar.gz https://github.com/NagiosEnterprises/nrpe/archive/nrpe-4.0.3.tar.gz</span></span><br><span class="line"> <span class="built_in">cp</span> <span class="variable">$INSTALL_HOME</span>/CentOS/nrpe.tar.gz ./</span><br><span class="line"> tar xzf nrpe.tar.gz</span><br><span class="line"></span><br><span class="line"> <span class="built_in">cd</span> /tmp/nrpe-nrpe-4.0.3/</span><br><span class="line"> ./configure --enable-command-args</span><br><span class="line"> make all</span><br><span class="line"></span><br><span class="line"> make install-groups-users</span><br><span class="line"></span><br><span class="line"> make install</span><br><span class="line"></span><br><span class="line"> make install-config</span><br><span class="line"></span><br><span class="line"> <span class="built_in">echo</span> >> /etc/services</span><br><span class="line"> <span class="built_in">echo</span> <span class="string">'# Nagios services'</span> >> /etc/services</span><br><span class="line"> <span class="built_in">echo</span> <span class="string">'nrpe 5666/tcp'</span> >> /etc/services</span><br><span class="line"> </span><br><span class="line"> <span class="comment">#判断系统是高版本还是低版本</span></span><br><span class="line"> VERSION=`rpm -q centos-release|<span class="built_in">cut</span> -d- -f3`</span><br><span class="line"> <span class="comment">#安装bc命令</span></span><br><span class="line"> yum -y install bc</span><br><span class="line"> IS_LOW_VERSION=`<span class="built_in">echo</span> <span class="string">"<span class="variable">$VERSION</span> < 7"</span> | bc`</span><br><span class="line"></span><br><span class="line"> <span class="keyword">if</span> [ <span class="variable">$IS_LOW_VERSION</span> = 1 ]; <span class="keyword">then</span></span><br><span class="line"> <span class="comment">#低版本</span></span><br><span class="line"> make install-init</span><br><span class="line"> </span><br><span class="line"> iptables -I INPUT -p tcp --destination-port 5666 -j ACCEPT</span><br><span class="line"> service iptables save</span><br><span class="line"> ip6tables -I INPUT -p tcp --destination-port 5666 -j ACCEPT</span><br><span class="line"> service ip6tables save</span><br><span class="line"> <span class="keyword">else</span></span><br><span class="line"> <span class="comment">#高版本</span></span><br><span class="line"> make install-init</span><br><span class="line"> systemctl <span class="built_in">enable</span> nrpe.service</span><br><span class="line"> </span><br><span class="line"> firewall-cmd --zone=public --add-port=5666/tcp</span><br><span class="line"> firewall-cmd --zone=public --add-port=5666/tcp --permanent</span><br><span class="line"> <span class="keyword">fi</span></span><br><span class="line"> </span><br><span class="line"> sudo sh -c <span class="string">"sed -i '/^allowed_hosts=/s/$/,<span class="variable">$SERVER_IP</span>/' /usr/local/nagios/etc/nrpe.cfg"</span></span><br><span class="line"> sudo sh -c <span class="string">"sed -i 's/^dont_blame_nrpe=.*/dont_blame_nrpe=1/g' /usr/local/nagios/etc/nrpe.cfg"</span></span><br><span class="line"> </span><br><span class="line"> <span class="built_in">cd</span> <span class="variable">$INSTALL_HOME</span></span><br><span class="line"> sudo <span class="built_in">cp</span> ./sh/* /usr/local/nagios/libexec/</span><br><span class="line"> sudo <span class="built_in">chmod</span> +xr /usr/local/nagios/libexec/*</span><br><span class="line"> </span><br><span class="line"> sudo sh -c <span class="string">"echo 'command[check_ping]=/usr/local/nagios/libexec/check_ping -H 127.0.0.1 -w 3000.0,80% -c 5000.0,100% -p 5' >> /usr/local/nagios/etc/nrpe.cfg"</span></span><br><span class="line"> sudo sh -c <span class="string">"echo 'command[check_cpu]=/usr/local/nagios/libexec/check_cpu.sh' >> /usr/local/nagios/etc/nrpe.cfg"</span></span><br><span class="line"> sudo sh -c <span class="string">"echo 'command[check_mem]=/usr/local/nagios/libexec/check_mem.sh' >> /usr/local/nagios/etc/nrpe.cfg"</span></span><br><span class="line"> sudo sh -c <span class="string">"echo 'command[check_disk]=/usr/local/nagios/libexec/check_disk.sh' >> /usr/local/nagios/etc/nrpe.cfg"</span></span><br><span class="line"> sudo sh -c <span class="string">"echo 'command[check_my_service]=/usr/local/nagios/libexec/check_my_service.sh \$ARG1\$' >> /usr/local/nagios/etc/nrpe.cfg"</span></span><br><span class="line"> sudo sh -c <span class="string">"echo 'command[check_system_info]=/usr/local/nagios/libexec/check_system_info.sh' >> /usr/local/nagios/etc/nrpe.cfg"</span></span><br><span class="line"> NETWORK_INDEX=1</span><br><span class="line"> <span class="keyword">for</span> NETWORK_NAME <span class="keyword">in</span> `<span class="built_in">cat</span> /proc/net/dev | awk <span class="string">'{i++; if(i>2){print $1}}'</span> | sed <span class="string">'s/^[\t]*//g'</span> | sed <span class="string">'s/[:]*$//g'</span>`;<span class="keyword">do</span></span><br><span class="line"> <span class="keyword">if</span> [ <span class="variable">$NETWORK_NAME</span> != <span class="string">'lo'</span> ]; <span class="keyword">then</span></span><br><span class="line"> sudo sh -c <span class="string">"echo 'command[check_network<span class="variable">$NETWORK_INDEX</span>]=/usr/local/nagios/libexec/check_network.sh <span class="variable">$NETWORK_NAME</span>' >> /usr/local/nagios/etc/nrpe.cfg"</span></span><br><span class="line"> NETWORK_INDEX=`<span class="built_in">expr</span> <span class="variable">$NETWORK_INDEX</span> + 1 `</span><br><span class="line"> <span class="keyword">fi</span></span><br><span class="line"> <span class="keyword">done</span></span><br><span class="line"> </span><br><span class="line"> <span class="keyword">if</span> [ <span class="variable">$IS_LOW_VERSION</span> = 1 ]; <span class="keyword">then</span></span><br><span class="line"> <span class="comment">#低版本</span></span><br><span class="line"> <span class="keyword">if</span> [ $(<span class="built_in">echo</span> <span class="string">"<span class="variable">$VERSION</span> < 6"</span> | bc) -eq 1 ]; <span class="keyword">then</span></span><br><span class="line"> service nrpe start</span><br><span class="line"> <span class="keyword">else</span></span><br><span class="line"> start nrpe</span><br><span class="line"> <span class="keyword">fi</span></span><br><span class="line"> <span class="keyword">else</span></span><br><span class="line"> <span class="comment">#高版本</span></span><br><span class="line"> systemctl start nrpe.service</span><br><span class="line"> <span class="keyword">fi</span></span><br><span class="line">}</span><br><span class="line"></span><br><span class="line"><span class="comment">#安装其它版本</span></span><br><span class="line"><span class="function"><span class="title">INSTALL_OTHER</span></span>()</span><br><span class="line">{</span><br><span class="line"> <span class="built_in">echo</span> <span class="string">"Not supported at the moment."</span></span><br><span class="line">}</span><br><span class="line"></span><br><span class="line"><span class="comment">#根据不同系统安装不同版本</span></span><br><span class="line"><span class="function"><span class="title">INSTALL</span></span>()</span><br><span class="line">{</span><br><span class="line"> <span class="keyword">if</span> grep -Eqii <span class="string">"CentOS"</span> /etc/issue || grep -Eq <span class="string">"CentOS"</span> /etc/*-release; <span class="keyword">then</span></span><br><span class="line"> DISTRO=<span class="string">'CentOS'</span></span><br><span class="line"> PM=<span class="string">'yum'</span></span><br><span class="line"> INSTALL_CENTOS</span><br><span class="line"> <span class="keyword">elif</span> grep -Eqi <span class="string">"Red Hat Enterprise Linux Server"</span> /etc/issue || grep -Eq <span class="string">"Red Hat Enterprise Linux Server"</span> /etc/*-release; <span class="keyword">then</span></span><br><span class="line"> DISTRO=<span class="string">'RHEL'</span></span><br><span class="line"> PM=<span class="string">'yum'</span></span><br><span class="line"> INSTALL_OTHER</span><br><span class="line"> <span class="keyword">elif</span> grep -Eqi <span class="string">"Aliyun"</span> /etc/issue || grep -Eq <span class="string">"Aliyun"</span> /etc/*-release; <span class="keyword">then</span></span><br><span class="line"> DISTRO=<span class="string">'Aliyun'</span></span><br><span class="line"> PM=<span class="string">'yum'</span></span><br><span class="line"> INSTALL_OTHER</span><br><span class="line"> <span class="keyword">elif</span> grep -Eqi <span class="string">"Fedora"</span> /etc/issue || grep -Eq <span class="string">"Fedora"</span> /etc/*-release; <span class="keyword">then</span></span><br><span class="line"> DISTRO=<span class="string">'Fedora'</span></span><br><span class="line"> PM=<span class="string">'yum'</span></span><br><span class="line"> INSTALL_OTHER</span><br><span class="line"> <span class="keyword">elif</span> grep -Eqi <span class="string">"Debian"</span> /etc/issue || grep -Eq <span class="string">"Debian"</span> /etc/*-release; <span class="keyword">then</span></span><br><span class="line"> DISTRO=<span class="string">'Debian'</span></span><br><span class="line"> PM=<span class="string">'apt'</span></span><br><span class="line"> INSTALL_OTHER</span><br><span class="line"> <span class="keyword">elif</span> grep -Eqi <span class="string">"Ubuntu"</span> /etc/issue || grep -Eq <span class="string">"Ubuntu"</span> /etc/*-release; <span class="keyword">then</span></span><br><span class="line"> DISTRO=<span class="string">'Ubuntu'</span></span><br><span class="line"> PM=<span class="string">'apt'</span></span><br><span class="line"> INSTALL_UBUNTU</span><br><span class="line"> <span class="keyword">elif</span> grep -Eqi <span class="string">"Raspbian"</span> /etc/issue || grep -Eq <span class="string">"Raspbian"</span> /etc/*-release; <span class="keyword">then</span></span><br><span class="line"> DISTRO=<span class="string">'Raspbian'</span></span><br><span class="line"> PM=<span class="string">'apt'</span></span><br><span class="line"> INSTALL_OTHER</span><br><span class="line"> <span class="keyword">else</span></span><br><span class="line"> <span class="built_in">echo</span> <span class="string">"unknow linux."</span></span><br><span class="line"> <span class="built_in">exit</span> 1</span><br><span class="line"> <span class="keyword">fi</span></span><br><span class="line"> <span class="built_in">echo</span> <span class="variable">$DISTRO</span></span><br><span class="line">}</span><br><span class="line"></span><br><span class="line">INSTALL</span><br><span class="line"></span><br><span class="line"><span class="built_in">exit</span> 0</span><br></pre></td></tr></table></figure></li></ol><h4 id="登录"><a class="anchor" href="#登录">#</a> 登录</h4><p>地址：<span class="exturl" data-url="aHR0cDovL3huLS1JUC1mcjVjODZseDd6L25hZ2lvcw==">http:// 服务器 IP/nagios</span><br>用户名：nagiosadmin<br>密码：nagiosadmin</p><h4 id="常见问题"><a class="anchor" href="#常见问题">#</a> 常见问题</h4><ol><li>监控日志未写入 mysql（可能是 ndoutils 服务不正常导致）。采用以下脚本命令解决<br><figure class="highlight bash"><table><tr><td class="gutter"><pre><span class="line">1</span><br><span class="line">2</span><br><span class="line">3</span><br><span class="line">4</span><br><span class="line">5</span><br></pre></td><td class="code"><pre><span class="line"><span class="meta">#!/bin/bash</span></span><br><span class="line">sudo <span class="built_in">rm</span> -f /usr/local/nagios/var/ndo2db.pid</span><br><span class="line">sudo <span class="built_in">rm</span> -f /usr/local/nagios/var/ndo.sock</span><br><span class="line">sudo systemctl restart ndo2db.service</span><br><span class="line">sudo systemctl status ndo2db.service</span><br></pre></td></tr></table></figure></li></ol><div class="tags"><a href="/tags/nagios/" rel="tag"><i class="ic i-tag"></i> nagios</a> <a href="/tags/%E6%9C%8D%E5%8A%A1%E7%9B%91%E6%8E%A7/" rel="tag"><i class="ic i-tag"></i> 服务监控</a></div></div><footer><div class="meta"><span class="item"><span class="icon"><i class="ic i-calendar-check"></i> </span><span class="text">更新于</span> <time title="修改时间：2023-03-05 13:42:12" itemprop="dateModified" datetime="2023-03-05T13:42:12+08:00">2023-03-05</time> </span><span id="2022/10/18/搭建nagios监控/" class="item leancloud_visitors" data-flag-title="搭建 nagios 监控" title="阅读次数"><span class="icon"><i class="ic i-eye"></i> </span><span class="text">阅读次数</span> <span class="leancloud-visitors-count"></span> <span class="text">次</span></span></div><div class="reward"><button><i class="ic i-heartbeat"></i> 赞赏</button><p>请我喝[茶]~(￣▽￣)~*</p><div id="qr"><div><img data-src="/images/wechatpay.png" alt="Hito Li 微信支付"><p>微信支付</p></div><div><img data-src="/images/alipay.png" alt="Hito Li 支付宝"><p>支付宝</p></div></div></div><div id="copyright"><ul><li class="author"><strong>本文作者： </strong>Hito li <i class="ic i-at"><em>@</em></i>涛声依旧</li><li class="link"><strong>本文链接：</strong> <a href="https://hitoli.com/2022/10/18/%E6%90%AD%E5%BB%BAnagios%E7%9B%91%E6%8E%A7/" title="搭建 nagios 监控">https://hitoli.com/2022/10/18/搭建nagios监控/</a></li><li class="license"><strong>版权声明： </strong>本站所有文章除特别声明外，均采用 <span 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