On Sun, Apr 08, 2018 at 08:44:20AM +0200, Florian Obser wrote:
> On Sat, Apr 07, 2018 at 09:44:11PM +0200, Klemens Nanni wrote:
> > The latest snapshot's ramdisk fails to configure IPv6 addresses
> > automatically after setting the AUTOCONF6 flag on my T5220's egress
> > interface.
>
> You mean this used to work (when?) or you mean this is the first time
> you tried?
Very first boot, no prior sparc64 experience.
> Can you get the normal slaacd onto the install medium and run it with
> -dvv please?
>
> Either ftp it onto the ramdisk after you have boot it access it
> from the installed root filesystem in the ramdisk (i.e. /mnt/sbin/slaacd
> -dvv).
>
> You will have two slaacds running who might fight amongst each other
> but for debugging purposes this doesn't matter.
On the router:
apu2# tcpdump -ni vether0 'icmp6 and ip6[40] = 133 or ip6[40] = 134'
tcpdump: listening on vether0, link-type EN10MB
With bsd.rd from yesterday's snapshot:
rd# ifconfig em0 inet6 autoconf
rd# ifconfig em0
em0: flags=208843<UP,BROADCAST,RUNNING,SIMPLEX,MULTICAST,AUTOCONF6> mtu
1500
lladdr 00:14:4f:d5:1b:dc
llprio 3
media: Ethernet autoselect (1000baseT
full-duplex,rxpause,txpause)
status: active
inet6 fe80::9f0f:d4f0:df3a:ecd7%em0 prefixlen 64 scopeid 0x1
Meanwhile:
14:53:39.004702 fe80::f384:dbb3:8b49:a3d2 > ff02::1: icmp6: router
advertisement
Still no solicitations or advertisment processing, configuring manually:
rd# ifconfig em0 | sed /inet6/!d
inet6 fe80::9f0f:d4f0:df3a:ecd7%em0 prefixlen 64 scopeid 0x1
rd# route add -inet6 default fe80::f384:dbb3:8b49:a3d2%em0
add net default: gateway fe80::f384:dbb3:8b49:a3d2%em0
rd# ifconfig em0 inet6 fd00::10
Running full slaacd from yesterday's snapshot:
rd# ftp http://[fd00::2]/sbin/slaacd
Trying fd00::2...
Requesting http://[fd00::2]/sbin/slaacd
424768 bytes received in 3.66 seconds (113.27 KB/s)
rd# chmod +x slaacd
rd# ./slaacd -dvv
startup
update_autoconf_addresses: IP: fd00::10
start_probe: iface 1: sleeping for 798637usec
iface_timeout[1]: IF_DELAY
send_solicitation(1)
ICMPv6 type(134), code(0) from fe80::f384:dbb3:8b49:a3d2%em0 of length
96
---
RA from fe80::f384:dbb3:8b49:a3d2%em0
Cur Hop Limit: 64
Managed address configuration: 0
Other configuration: 1
Router Preference: medium
Router Lifetime: 1800s
Reachable Time: 0ms
Retrans Timer: 0ms
Option: 1 (len: 8)
ND_OPT_SOURCE_LINKADDR: fe:e1:ba:d0:06:ff:03:04
Option: 3 (len: 32)
ND_OPT_PREFIX_INFORMATION: fd00::/64
On-link: 1
Autonomous address-configuration: 1
vltime: 2592000
pltime: 604800
Option: 3 (len: 32)
ND_OPT_PREFIX_INFORMATION: xxxx:xxxx:xxxx:xxxx::/64
On-link: 1
Autonomous address-configuration: 1
vltime: 2592000
pltime: 604800
Option: 25 (len: 24)
ND_OPT_RDNSS: lifetime: 900
fd00::1
ICMPv6 type(134), code(0) from fe80::f384:dbb3:8b49:a3d2%em0 of length
96
gen_dfr_proposal: iface 1: fe80::f384:dbb3:8b49:a3d2%em0: 0 s
gen_address_proposal: iface 1: xxxx:xxxx:xxxx:xxxx:1514:1e1:90cb:cc54:
0 s
gen_address_proposal: iface 1: xxxx:xxxx:xxxx:xxxx:7c62:cbf2:4ce3:2db5:
0 s
gen_address_proposal: iface 1: fd00::56be:53ea:5e57:fa24: 0 s
gen_address_proposal: iface 1: fd00::e197:ea1a:9640:532e: 0 s
dfr_proposal_timeout: iface 1: fe80::f384:dbb3:8b49:a3d2%em0
[NOT_CONFIGURED]
dfr_proposal_timeout: scheduling new timeout in 1s.532772
address_proposal_timeout: iface 1: fd00::e197:ea1a:9640:532e
[NOT_CONFIGURED], priv: y
[2/2877]
address_proposal_timeout: scheduling new timeout in 1s.506264
address_proposal_timeout: iface 1: fd00::56be:53ea:5e57:fa24
[NOT_CONFIGURED], priv: n
address_proposal_timeout: scheduling new timeout in 1s.727959
address_proposal_timeout: iface 1:
xxxx:xxxx:xxxx:xxxx:1514:1e1:90cb:cc54 [NOT_CONFIGURED], priv: n
address_proposal_timeout: scheduling new timeout in 1s.487318
address_proposal_timeout: iface 1:
xxxx:xxxx:xxxx:xxxx:7c62:cbf2:4ce3:2db5 [NOT_CONFIGURED], priv: y
address_proposal_timeout: scheduling new timeout in 1s.274050
engine_dispatch_frontend: IMSG_PROPOSAL_ACK: 1 - 66124
configure_dfr: 1, scheduling new timeout in 1785s.567054
configure_dfr: 1
engine_dispatch_frontend: IMSG_PROPOSAL_ACK: 2 - 66124
timeout_from_lifetime: 1, scheduling new timeout in 86151s.436849
configure_address: 1
engine_dispatch_frontend: IMSG_PROPOSAL_ACK: 3 - 66124
timeout_from_lifetime: 1, scheduling new timeout in 604785s.741315
configure_address: 1
engine_dispatch_frontend: IMSG_PROPOSAL_ACK: 4 - 66124
timeout_from_lifetime: 1, scheduling new timeout in 604785s.747936
configure_address: 1
engine_dispatch_frontend: IMSG_PROPOSAL_ACK: 5 - 66124
timeout_from_lifetime: 1, scheduling new timeout in 86133s.158291
configure_address: 1
configure_interface: em0
RTM_NEWADDR: em0[1]
configure_interface: em0
RTM_NEWADDR: em0[1]
configure_interface: em0
RTM_NEWADDR: em0[1]
configure_interface: em0
RTM_NEWADDR: em0[1]
iface_timeout[1]: IF_IDLE
^Cwaiting for children to terminate
frontend exiting
engine exiting
terminating
On the wire:
15:12:28.942098 fe80::9f0f:d4f0:df3a:ecd7 > ff02::2: icmp6: router
solicitation
And SLAAC works as expected:
# ifconfig em0
em0: flags=208843<UP,BROADCAST,RUNNING,SIMPLEX,MULTICAST,AUTOCONF6> mtu
1500
lladdr 00:14:4f:d5:1b:dc
llprio 3
groups: egress
media: Ethernet autoselect (1000baseT
full-duplex,rxpause,txpause)
status: active
inet6 fe80::9f0f:d4f0:df3a:ecd7%em0 prefixlen 64 scopeid 0x1
inet6 fd00::10 prefixlen 64
inet6 fd00::e197:ea1a:9640:532e prefixlen 64 autoconf
autoconfprivacy pltime 86143 vltime 604777
inet6 fd00::56be:53ea:5e57:fa24 prefixlen 64 autoconf pltime
604777 vltime 2591977
inet6 xxxx:xxxx:xxxx:xxxx:1514:1e1:90cb:cc54 prefixlen 64
autoconf pltime 604777 vltime 2591977
inet6 xxxx:xxxx:xxxx:xxxx:7c62:cbf2:4ce3:2db5 prefixlen 64
autoconf autoconfprivacy pltime 86125 vltime 604777
