Bug 257498 - update2.freebsd.org IPv6 connectivity
Summary: update2.freebsd.org IPv6 connectivity
Status: Closed FIXED
Alias: None
Product: Services
Classification: Unclassified
Component: FreeBSD Update (show other bugs)
Version: unspecified
Hardware: Any Any
: --- Affects Some People
Assignee: Cluster Admin
URL: https://lists.freebsd.org/pipermail/f...
Keywords:
Depends on:
Blocks:
 
Reported: 2021-07-30 07:08 UTC by Graham Perrin
Modified: 2021-09-02 05:06 UTC (History)
4 users (show)

See Also:


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Description Graham Perrin 2021-07-30 07:08:20 UTC
From <https://lists.freebsd.org/pipermail/freebsd-questions/2021-July/294474.html>: 

> … IPv6 connectivity to
> 
> Name:   update2.freebsd.org
> Address: 2620:11c:5001:1099:1337::117
> 
> appears to have stopped working.
> 
> Long delays running freebsd-update and does not respond to ping6 either. 
> IPv6 on update.freebsd.org appears to be working normally. Tested from 2 
> separate and dissimilar networks.

Here: 

% ping -6 update.freebsd.org
PING6(56=40+8+8 bytes) 2001:…:…:…::2 --> 2001:4978:1000::2319:16
16 bytes from 2001:4978:1000::2319:16, icmp_seq=0 hlim=57 time=95.715 ms
16 bytes from 2001:4978:1000::2319:16, icmp_seq=1 hlim=57 time=89.548 ms
16 bytes from 2001:4978:1000::2319:16, icmp_seq=2 hlim=57 time=100.099 ms
16 bytes from 2001:4978:1000::2319:16, icmp_seq=3 hlim=57 time=90.091 ms
16 bytes from 2001:4978:1000::2319:16, icmp_seq=4 hlim=57 time=89.682 ms
^C
--- update.freebsd.org ping6 statistics ---
5 packets transmitted, 5 packets received, 0.0% packet loss
round-trip min/avg/max/std-dev = 89.548/93.027/100.099/4.223 ms
% ping -6 update2.freebsd.org
PING6(56=40+8+8 bytes) 2001:…:…:…::2 --> 2620:11c:5001:1099:1337::117
^C
--- update2.freebsd.org ping6 statistics ---
16 packets transmitted, 0 packets received, 100.0% packet loss
% ping -4 update2.freebsd.org
PING update2.freebsd.org (204.15.11.69): 56 data bytes
64 bytes from 204.15.11.69: icmp_seq=0 ttl=50 time=134.442 ms
64 bytes from 204.15.11.69: icmp_seq=1 ttl=50 time=134.461 ms
64 bytes from 204.15.11.69: icmp_seq=2 ttl=50 time=134.205 ms
64 bytes from 204.15.11.69: icmp_seq=3 ttl=50 time=134.448 ms
64 bytes from 204.15.11.69: icmp_seq=4 ttl=50 time=134.098 ms
^C
--- update2.freebsd.org ping statistics ---
5 packets transmitted, 5 packets received, 0.0% packet loss
round-trip min/avg/max/stddev = 134.098/134.331/134.461/0.150 ms
% date ; uname -KrU
Fri 30 Jul 2021 08:05:52 BST
14.0-CURRENT 1400026 1400026
%
Comment 1 Graham Perrin 2021-07-30 08:03:00 UTC
% traceroute6 update2.freebsd.org
traceroute6 to update2.freebsd.org (2620:11c:5001:1099:1337::117) from 2001:…:…:…::2, 64 hops max, 28 byte packets
 1  tunnel642390.tunnel.tserv1.lon2.ipv6.he.net  7.375 ms  7.515 ms  7.513 ms
 2  10ge3-20.core1.lon2.he.net  6.215 ms  6.012 ms  6.021 ms
 3  100ge4-1.core1.nyc4.he.net  71.716 ms  73.517 ms  72.260 ms
 4  100ge9-1.core2.chi1.he.net  88.728 ms
    100ge2-1.core2.chi1.he.net  94.738 ms  88.971 ms
 5  100ge14-2.core1.msp1.he.net  97.047 ms  96.880 ms  96.434 ms
 6  100ge11-2.core1.sea1.he.net  131.035 ms  130.142 ms  129.954 ms
 7  v6-six2.metapeer.com  130.228 ms  130.009 ms  130.794 ms
 8  2620:11c:5001:982::  136.688 ms  135.691 ms  138.970 ms
load: 0.45  cmd: traceroute6 5360 [sbwait] 175.85r 0.00u 0.00s 0% 2108k
mi_switch+0xc1 sleepq_catch_signals+0x31a sleepq_wait_sig+0x9 _sleep+0x1be sbwait+0x4c soreceive_generic+0x325 soreceive+0x44 kern_recvit+0x1ba sys_recvmsg+0x6f amd64_syscall+0x10c fast_syscall_common+0xf8
Comment 2 Doug McIntyre 2021-07-30 22:17:37 UTC
I also don't have IPv6 access to update2.freebsd.org from my work place

$ ping6 update2.freebsd.org 
PING6(56=40+8+8 bytes) 2001:4980:2:0:c24:afb7:2982:f829 --> 2620:11c:5001:1099:1337::117
^C

$ traceroute6 update2.freebsd.org 
traceroute6 to update2.freebsd.org (2620:11c:5001:1099:1337::117) from 2001:4980:2:0:c24:afb7:2982:f829, 64 hops max, 12 byte packets
 1  fwgw6.staff.iphouse.net  0.377 ms  0.255 ms  0.232 ms
 2  gw6.staff.iphouse.net  1.025 ms  1.259 ms  1.248 ms
 3  2001:4980:0:10::188  0.806 ms  0.809 ms  1.837 ms
 4  2001:4980:0:10::189  0.818 ms  1.101 ms  0.823 ms
 5  10gigabitethernet17.switch3.msp1.he.net  1.390 ms  1.316 ms  0.952 ms
 6  100ge11-2.core1.sea1.he.net  34.408 ms  51.252 ms  33.787 ms
 7  v6-six2.metapeer.com  34.056 ms  34.066 ms  34.369 ms
 8  2620:11c:5001:982::  34.787 ms  40.600 ms  37.135 ms
 9  * * *
^C

IPv4 connectivity to update2 works fine.
Comment 3 Ryan Steinmetz freebsd_committer freebsd_triage 2021-08-01 16:15:51 UTC
Can you please retest?  Thanks!
Comment 4 Doug McIntyre 2021-08-01 21:15:34 UTC
Things are better now, thanks. 

$  ping6 update2.freebsd.org
PING6(56=40+8+8 bytes) 2001:4980:2:0:250:56ff:fe99:3980 --> 2620:11c:5001:1099:1337::117
16 bytes from 2620:11c:5001:1099:1337::117, icmp_seq=0 hlim=56 time=44.075 ms
16 bytes from 2620:11c:5001:1099:1337::117, icmp_seq=1 hlim=56 time=43.854 ms
^C


$  traceroute6 update2.freebsd.org
traceroute6 to update2.FreeBSD.org (2620:11c:5001:1099:1337::117) from 2001:4980:2:0:250:56ff:fe99:3980, 64 hops max, 20 byte packets
 1  fwgw6  0.377 ms  0.347 ms  0.373 ms
 2  gw6  1.728 ms  1.196 ms  1.492 ms
 3  2001:4980:0:10::188  1.596 ms  1.019 ms  1.075 ms
 4  ae5-820.edge2.Newark1.Level3.net  1.346 ms  1.667 ms  1.684 ms
 5  * * *
 6  GTT-level3-Minnesota.Level3.net  38.556 ms  8.113 ms  2.774 ms
 7  2001:668:0:2:ffff:0:5995:8222  71.472 ms  43.986 ms  44.828 ms
 8  2001:668:0:3:ffff:2:0:1952  44.912 ms  44.089 ms  44.460 ms
 9  2620:11c:5001:982::  46.473 ms  83.537 ms  58.450 ms
10  update2.freebsd.org  55.684 ms  47.305 ms  50.263 ms


$  curl -6  http://update2.freebsd.org/
<html>
<head><title>403 Forbidden</title></head>
<body>
<center><h1>403 Forbidden</h1></center>
<hr><center>nginx/1.20.1</center>
</body>
</html>
Comment 5 Graham Perrin 2021-08-03 18:11:25 UTC
(In reply to Ryan Steinmetz from comment #3)

ping -6 update2.freebsd.org

traceroute6 update2.freebsd.org

– both succeed. Thank you.