[Cerowrt-devel] DNSSEC & NTP Bootstrapping

Török Edwin edwin+ml-cerowrt at etorok.net
Mon Mar 24 18:09:28 EDT 2014


On 03/24/2014 11:03 PM, Toke Høiland-Jørgensen wrote:
> Phil Pennock <cerowrt-devel+phil at spodhuis.org> writes:
> 
>> For context, I'm currently running OpenWRT; attached is the
>> /etc/init.d/ntpdate which I'm using. It relies upon having Python and
>> dig installed, as I haven't gotten around to building a small C
>> utility to do just this task, but perhaps the approach is useful
>> enough that someone else might do so?
> 
> A functionality similar to this is already implemented in openwrt and
> runs as the first thing on boot. It finds the newest file in /etc and
> sets the system time to that:
> 
> # cat /etc/init.d/sysfixtime 
> #!/bin/sh /etc/rc.common
> # Copyright (C) 2013-2014 OpenWrt.org
> 
> START=00
> 
> boot() {
> 	local curtime="$(date +%s)"
> 	local maxtime="$(find /etc -type f -exec date +%s -r {} \; | sort -nr | head -n1)"
> 	[ $curtime -lt $maxtime ] && \
> 		date -s @$maxtime && \
> 		logger -t sysfixtime -p daemon.notice "Time fixed"
> }
> 

I haven't upgraded to -12 yet (still on -9), but logread doesn't seem to get its time updated:
Sat Jan 17 03:41:38 1970 authpriv.notice dropbear[3747]: Pubkey auth succeeded for 'root' with key md5 2a:6d:49:b6:74:91:9c:34:f8:7a:2e:40:65:b2:e9:e9 from 172.30.42.12:52391

Although the date is right:
# date
Mon Mar 24 22:05:20 GMT 2014

I tried running sysfixtime manually, or just run the 'date -s <unix-timestamp>' manually, with no luck.
Any idea how to get logread (or well the daemon/kernel) to update its timestamps?

Best regards,
--Edwin



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