Re: [Sks-devel] Problem with IPv6 detection in the pool?

[Scott Grayban]

Looks like Sixxs is down.

$ tracepath6 keys.kfwebs.net
 1?: [LOCALHOST]                        0.058ms pmtu 1480
 1:  ipv6.borgnet.us                                       0.119ms pmtu 1472
 1:  ipv6.border.router                                   58.006ms
 2:  2001:470:0:1f::1                                     57.525ms asymm  1
 3:  10gigabitethernet1-2.core1.sjc2.he.net               62.349ms asymm  2
 4:  10gigabitethernet3-3.core1.den1.he.net               84.829ms asymm  3
 5:  10gigabitethernet1-1.core1.chi1.he.net              108.168ms asymm  4
 6:  10gigabitethernet7-2.core1.nyc4.he.net              126.930ms asymm  5
 7:  10gigabitethernet3-3.core1.lon1.he.net              203.040ms asymm  6
 8:  2001:7f8:4::3f16:1                                  193.701ms asymm  7
 9:  te2-4-r71.cr0-r70.tc2-ams.nl.ip6.p80.net            202.015ms asymm  8
10:  te2-2-r70.cr0-r72.gbl-cph.dk.ip6.p80.net            211.634ms asymm  9
11:  te3-1-r72.cr0-r74.gbl-got.se.ip6.p80.net            220.195ms asymm 10
12:  te4-2-r74.cr0-r65.hmg9-osl.no.ip6.p80.net           219.595ms asymm 11
13:  2001:16d8:3::2                                      220.972ms asymm 12
14:  sixxs-oslo-demarc0.cust.ip6.p80.net                 220.785ms asymm 13
15:  sixxs-oslo-demarc0.cust.ip6.p80.net                 221.389ms pmtu 1280
15:  no reply
16:  no reply
17:  no reply
18:  no reply

Regards,
Scott Grayban

 /"\
 \ /     ASCII RIBBON
  X        FIGHT BREAST CANCER
 / \


Matthew Palmer said the following on 05/28/2011 11:25 PM:
> On Sun, May 29, 2011 at 01:16:25PM +1000, Matthew Palmer wrote:
>   
>> I just noticed that keys.kfwebs.net is currently listed as the only
>> IPv6-capable keyserver in the status page at sks-keyservers.net/status. 
>> Methinks something may have gone wrong there.  As far as I can tell my
>> keyserver (sks.hezmatt.org) is still reachable via IPv6, and I suspect there
>> may be a problem in the IPv6 detection given that *everybody* has dropped
>> off.
>>     
> Following up to myself, I noticed that pages off sks-keyservers.net were
> taking a while to load, and it seems to be because IPv6 connections are
> failing.  Thus, my guess is that the "does IPv6 work?" code is based on a "can
> keys.kfwbs.net connect to it?" check, and keys.kfwebs.net has lost IPv6
> connectivity and hence everything else looks dead.
>
> A consequence of this is that pool.sks-keyservers.net is effectively dead
> over IPv6, since the only node in it is unreachable from (presumably) the
> rest of the world.
>
> - Matt
>
>