apply Service "iperf3" {
    import "generic-service"

    check_command = "iperf3"
    check_interval = 4h
    retry_interval = 15m
    vars.notification_interval = 1d

    for (k => v in host.vars.iperf3) {
        if (match("_*", k)) {
            vars[k.substr(1)] = v
        } else {
            vars["check_iperf3_" + k] = v
        }
    }

    assign where host.vars.iperf3 != null
}