snortcentos8安装

在CentOS 8上安装Snort的步骤如下：

1. 安装EPEL存储库：

   sudo dnf install epel-release

2. 安装必要的依赖项：

   sudo dnf install gcc flex bison zlib-devel libpcap-devel pcre-devel libdnet-devel wget

3. 下载和安装DAQ：

   wget https://www.snort.org/downloads/snort/daq-2.0.7.tar.gz
   tar -xvf daq-2.0.7.tar.gz
   cd daq-2.0.7
   ./configure && make && sudo make install

4. 下载和安装Snort：

   wget https://www.snort.org/downloads/snort/snort-2.9.17.tar.gz
   tar -xvf snort-2.9.17.tar.gz
   cd snort-2.9.17
   ./configure --enable-sourcefire && make && sudo make install

5. 创建Snort用户和组：

   sudo groupadd snort
   sudo useradd snort -r -s /sbin/nologin -c SNORT_IDS -g snort

6. 创建必要的目录：

   sudo mkdir /etc/snort
   sudo mkdir /etc/snort/rules
   sudo mkdir /var/log/snort
   sudo mkdir /usr/local/lib/snort_dynamicrules

7. 复制配置文件：

   sudo cp ~/snort-2.9.17/etc/*.conf* /etc/snort
   sudo cp ~/snort-2.9.17/etc/*.map /etc/snort

8. 下载和安装规则文件：

   wget https://www.snort.org/rules/snortrules-snapshot-2972.tar.gz
   tar -xvf snortrules-snapshot-2972.tar.gz
   sudo cp ~/snortrules-snapshot-2972/rules/* /etc/snort/rules
   sudo cp ~/snortrules-snapshot-2972/*.map /etc/snort

9. 测试Snort是否正常工作：

   sudo snort -T -c /etc/snort/snort.conf

如果没有错误，则Snort已成功安装。