Icinga2 centos
icinga repository
- rpm --import http://packages.icinga.org/icinga.key
- curl -o /etc/yum.repos.d/ICINGA-release.repo http://packages.icinga.org/epel/ICINGA-release.repo
epel repository
- rpm --import https://dl.fedoraproject.org/pub/epel/RPM-GPG-KEY-EPEL-7
- rpm -ihv https://dl.fedoraproject.org/pub/epel/epel-release-latest-7.noarch.rpm
- yum makecache