Content of RPM icinga2-2.14.2-2.21.x86_64.rpm :
/etc/icinga2
/etc/icinga2/conf.d
/etc/icinga2/conf.d/app.conf
/etc/icinga2/conf.d/commands.conf
/etc/icinga2/conf.d/downtimes.conf
/etc/icinga2/conf.d/groups.conf
/etc/icinga2/conf.d/hosts.conf
/etc/icinga2/conf.d/notifications.conf
/etc/icinga2/conf.d/services.conf
/etc/icinga2/conf.d/templates.conf
/etc/icinga2/conf.d/timeperiods.conf
/etc/icinga2/conf.d/users.conf
/etc/icinga2/constants.conf
/etc/icinga2/features-available
/etc/icinga2/features-available/api.conf
/etc/icinga2/features-available/checker.conf
/etc/icinga2/features-available/command.conf
/etc/icinga2/features-available/compatlog.conf
/etc/icinga2/features-available/debuglog.conf
/etc/icinga2/features-available/elasticsearch.conf
/etc/icinga2/features-available/gelf.conf
/etc/icinga2/features-available/graphite.conf
/etc/icinga2/features-available/icingadb.conf
/etc/icinga2/features-available/influxdb.conf
/etc/icinga2/features-available/influxdb2.conf
/etc/icinga2/features-available/journald.conf
/etc/icinga2/features-available/livestatus.conf
/etc/icinga2/features-available/mainlog.conf
/etc/icinga2/features-available/notification.conf
/etc/icinga2/features-available/opentsdb.conf
/etc/icinga2/features-available/perfdata.conf
/etc/icinga2/features-available/syslog.conf
/etc/icinga2/features-enabled
/etc/icinga2/icinga2.conf
/etc/icinga2/scripts
/etc/icinga2/scripts/mail-host-notification.sh
/etc/icinga2/scripts/mail-service-notification.sh
/etc/icinga2/zones.conf
/etc/icinga2/zones.d
/etc/icinga2/zones.d/README
/etc/logrotate.d/icinga2
/run/icinga2
/run/icinga2/cmd
/usr/lib/icinga2
/usr/lib/icinga2/prepare-dirs
/usr/lib/icinga2/safe-reload
/usr/lib/systemd/system/icinga2.service
/usr/lib/systemd/system/icinga2.service.d
/usr/lib/systemd/system/icinga2.service.d/limits.conf
/usr/sbin/icinga2
/usr/sbin/rcicinga2
/usr/share/fillup-templates/sysconfig.icinga2
/usr/share/licenses/icinga2
/usr/share/licenses/icinga2/COPYING
/var/cache/icinga2
/var/lib/icinga2
/var/lib/icinga2/api
/var/lib/icinga2/api/log
/var/lib/icinga2/api/zones
/var/lib/icinga2/api/zones-stage
/var/lib/icinga2/certificate-requests
/var/lib/icinga2/certs
/var/log/icinga2
/var/log/icinga2/compat
/var/log/icinga2/compat/archives
/var/log/icinga2/crash
/var/spool/icinga2
/var/spool/icinga2/perfdata
/var/spool/icinga2/tmp