--- nagios_nrpe_default_allowed_hosts: [] nagios_nrpe_additional_allowed_hosts: [] nagios_nrpe_allowed_hosts: "{{ nagios_nrpe_default_allowed_hosts | union(nagios_nrpe_additional_allowed_hosts) | unique }}" nagios_nrpe_pgsql_passwd: PGSQL_PASSWD nagios_nrpe_amavis_from: "foobar@{{ ansible_domain }}" nagios_nrpe_check_proxy_host: "www.example.com" nagios_plugins_directory: "/usr/local/lib/nagios/plugins"