Hi all! On Mon, 2020-08-31 at 09:53 +0200, Guillermo Rodriguez Garcia wrote: [...] > El sáb., 29 ago. 2020 a las 21:37, Sergey Ponomarev > (<[email protected]>) escribió: > > > I have seen clients set the local date from there when ntp was not > > > available. > > > > I'm just curious, could you please provide more details. What was the type > > of clients? Embedded devices or something else. > > Embedded devices.
Perhaps it makes sense to check which is the smallest Only-NTP-Client implementation. > > Why wasn't ntp available for them? How often does this happen in the wild? > > Not sure. Some examples: > > https://www.snbforums.com/threads/ntp-blocked-alternatives-to-ntpd-for-updating-time.46541/page-3#post-404882 > https://askubuntu.com/questions/1035525/set-date-and-time-from-http-header-in-router-with-curl-or-wget There's a lot of unnecessary fork+exec in these (so-called) "solutions" (and in the thread above also). fork+exec is pretty heavy weight and slow on average/typical embedded devices. And thus it's not really that exact (which may be no issue - dependeing on the application). I haven't tried but most - if not all - can be easily replaced with "pure dash". [...] > But clients that you don't control may just assume that the Date > header is present (since it is mandated by RFC2616) and disabling this > would break them. Well, if the header is required by a standard .... MfG, Bernd -- Bernd Petrovitsch Email : [email protected] There is no cloud, just other people computers. - FSFE LUGA : http://www.luga.at _______________________________________________ busybox mailing list [email protected] http://lists.busybox.net/mailman/listinfo/busybox
