1.下载并安装公钥
sudo rpm --import https://artifacts.elastic.co/GPG-KEY-elasticsearch
2.设置源
cd /etc/yum.repos.d/ vim logstash.repo # 添加以下内容 [logstash-7.x] name=Elastic repository for 7.x packages baseurl=https://artifacts.elastic.co/packages/7.x/yum gpgcheck=1 gpgkey=https://artifacts.elastic.co/GPG-KEY-elasticsearch enabled=1 autorefresh=1 type=rpm-md
3.安装Logstash
sudo yum install logstash rpm -ql logstash #查看安装目录 ln -s /usr/share/logstash/bin/logstash /bin/ #创建软链接
4.测试
logstash -e 'input { stdin { } } output { stdout {} }'
#运行成功后输入任意内容测试