Yum安装Logstash

#导入Yum源：
rpm --import https://artifacts.elastic.co/GPG-KEY-elasticsearch
cd /etc/yum.repos.d/
vim logstash.repo
[logstash-6.x]
name=Elastic repository for 6.x packages
baseurl=https://artifacts.elastic.co/packages/6.x/yum
gpgcheck=1
gpgkey=https://artifacts.elastic.co/GPG-KEY-elasticsearch
enabled=1
autorefresh=1
type=rpm-md

#安装Logstash
yum clean all
sudo yum install logstash