Hi Amos,
These are my system settings:
/etc/sysctl.conf
net.ipv6.conf.all.disable_ipv6 = 1
ifconfig -a
eth0 Link encap:Ethernet HWaddr 00:0C:29:16:1F:37
inet addr:192.168.1.29 Bcast:192.168.1.255 Mask:255.255.255.0
UP BROADCAST RUNNING MULTICAST MTU:1500 Metric:1
RX packets:47856 errors:0 dropped:0 overruns:0 frame:0
TX packets:43117 errors:0 dropped:0 overruns:0 carrier:0
collisions:0 txqueuelen:1000
RX bytes:5528524 (5.2 Mb) TX bytes:3213092 (3.0 Mb)
lo Link encap:Local Loopback
inet addr:127.0.0.1 Mask:255.0.0.0
UP LOOPBACK RUNNING MTU:16436 Metric:1
RX packets:183 errors:0 dropped:0 overruns:0 frame:0
TX packets:183 errors:0 dropped:0 overruns:0 carrier:0
collisions:0 txqueuelen:0
RX bytes:11503 (11.2 Kb) TX bytes:11503 (11.2 Kb)
and the log if I do not use ipv4 for the external helper:
2012/04/10 11:17:07| Starting Squid Cache version 3.1.16 for
x86_64-suse-linux-gnu...
2012/04/10 11:17:07| Process ID 17834
2012/04/10 11:17:07| With 4096 file descriptors available
2012/04/10 11:17:07| Initializing IP Cache...
2012/04/10 11:17:07| DNS Socket created at [::], FD 8
2012/04/10 11:17:07| DNS Socket created at 0.0.0.0, FD 9
2012/04/10 11:17:07| Adding domain suse.home from /etc/resolv.conf
2012/04/10 11:17:07| Adding domain windows.home from /etc/resolv.conf
2012/04/10 11:17:07| Adding nameserver 192.168.1.8 from /etc/resolv.conf
2012/04/10 11:17:07| Adding nameserver 192.168.1.1 from /etc/resolv.conf
2012/04/10 11:17:07| helperOpenServers: Starting 20/20
'negotiate_wrapper_auth' processes
2012/04/10 11:17:08| helperOpenServers: Starting 20/20 'ntlm_auth' processes
2012/04/10 11:17:08| helperOpenServers: Starting 5/5
'ext_kerberos_ldap_group_acl' processes
2012/04/10 11:17:08| commBind: Cannot bind socket FD 90 to [::1]: (99)
Cannot assign requested address
2012/04/10 11:17:08| commBind: Cannot bind socket FD 91 to [::1]: (99)
Cannot assign requested address
2012/04/10 11:17:08| ipcCreate: Failed to create child FD.
2012/04/10 11:17:08| WARNING: Cannot run
'/opt/squid-3.2/lib/ext_kerberos_ldap_group_acl' process.
2012/04/10 11:17:08| commBind: Cannot bind socket FD 92 to [::1]: (99)
Cannot assign requested address
2012/04/10 11:17:08| commBind: Cannot bind socket FD 93 to [::1]: (99)
Cannot assign requested address
2012/04/10 11:17:08| ipcCreate: Failed to create child FD.
2012/04/10 11:17:08| WARNING: Cannot run
'/opt/squid-3.2/lib/ext_kerberos_ldap_group_acl' process.
2012/04/10 11:17:08| commBind: Cannot bind socket FD 94 to [::1]: (99)
Cannot assign requested address
2012/04/10 11:17:08| commBind: Cannot bind socket FD 95 to [::1]: (99)
Cannot assign requested address
2012/04/10 11:17:08| ipcCreate: Failed to create child FD.
2012/04/10 11:17:08| WARNING: Cannot run
'/opt/squid-3.2/lib/ext_kerberos_ldap_group_acl' process.
2012/04/10 11:17:08| commBind: Cannot bind socket FD 96 to [::1]: (99)
Cannot assign requested address
2012/04/10 11:17:08| commBind: Cannot bind socket FD 97 to [::1]: (99)
Cannot assign requested address
2012/04/10 11:17:08| ipcCreate: Failed to create child FD.
2012/04/10 11:17:08| WARNING: Cannot run
'/opt/squid-3.2/lib/ext_kerberos_ldap_group_acl' process.
2012/04/10 11:17:08| commBind: Cannot bind socket FD 98 to [::1]: (99)
Cannot assign requested address
2012/04/10 11:17:08| commBind: Cannot bind socket FD 99 to [::1]: (99)
Cannot assign requested address
2012/04/10 11:17:08| ipcCreate: Failed to create child FD.
2012/04/10 11:17:08| WARNING: Cannot run
'/opt/squid-3.2/lib/ext_kerberos_ldap_group_acl' process.
2012/04/10 11:17:08| User-Agent logging is disabled.
2012/04/10 11:17:08| Referer logging is disabled.
2012/04/10 11:17:08| Unlinkd pipe opened on FD 104
2012/04/10 11:17:08| Local cache digest enabled; rebuild/rewrite every
3600/3600 sec
2012/04/10 11:17:08| Store logging disabled
2012/04/10 11:17:08| Swap maxSize 0 + 262144 KB, estimated 20164 objects
2012/04/10 11:17:08| Target number of buckets: 1008
2012/04/10 11:17:08| Using 8192 Store buckets
2012/04/10 11:17:08| Max Mem size: 262144 KB
2012/04/10 11:17:08| Max Swap size: 0 KB
2012/04/10 11:17:08| Using Least Load store dir selection
2012/04/10 11:17:08| Set Current Directory to /var/cache/squid
2012/04/10 11:17:09| Loaded Icons.
2012/04/10 11:17:09| Accepting HTTP connections at [::]:3128, FD 105.
2012/04/10 11:17:09| HTCP Disabled.
2012/04/10 11:17:09| Squid plugin modules loaded: 0
2012/04/10 11:17:09| Adaptation support is off.
2012/04/10 11:17:09| Ready to serve requests.
With ipv4 as helper option it works:
2012/04/09 19:14:24| Starting Squid Cache version 3.1.16 for
x86_64-suse-linux-gnu...
2012/04/09 19:14:24| Process ID 15049
2012/04/09 19:14:24| With 4096 file descriptors available
2012/04/09 19:14:24| Initializing IP Cache...
2012/04/09 19:14:24| DNS Socket created at [::], FD 8
2012/04/09 19:14:24| DNS Socket created at 0.0.0.0, FD 9
2012/04/09 19:14:24| Adding domain suse.home from /etc/resolv.conf
2012/04/09 19:14:24| Adding domain windows.home from /etc/resolv.conf
2012/04/09 19:14:24| Adding nameserver 192.168.1.8 from /etc/resolv.conf
2012/04/09 19:14:24| Adding nameserver 192.168.1.1 from /etc/resolv.conf
2012/04/09 19:14:24| helperOpenServers: Starting 20/20
'negotiate_wrapper_auth' processes
2012/04/09 19:14:24| helperOpenServers: Starting 20/20 'ntlm_auth' processes
2012/04/09 19:14:25| helperOpenServers: Starting 5/5
'ext_kerberos_ldap_group_acl' processes
2012/04/09 19:14:25| User-Agent logging is disabled.
2012/04/09 19:14:25| Referer logging is disabled.
2012/04/09 19:14:25| Unlinkd pipe opened on FD 104
2012/04/09 19:14:25| Local cache digest enabled; rebuild/rewrite every
3600/3600 sec
2012/04/09 19:14:25| Store logging disabled
2012/04/09 19:14:25| Swap maxSize 0 + 262144 KB, estimated 20164 objects
2012/04/09 19:14:25| Target number of buckets: 1008
2012/04/09 19:14:25| Using 8192 Store buckets
2012/04/09 19:14:25| Max Mem size: 262144 KB
2012/04/09 19:14:25| Max Swap size: 0 KB
2012/04/09 19:14:25| Using Least Load store dir selection
2012/04/09 19:14:25| Set Current Directory to /var/cache/squid
2012/04/09 19:14:25| Loaded Icons.
2012/04/09 19:14:25| Accepting HTTP connections at [::]:3128, FD 105.
2012/04/09 19:14:25| HTCP Disabled.
2012/04/09 19:14:25| Squid plugin modules loaded: 0
2012/04/09 19:14:25| Adaptation support is off.
2012/04/09 19:14:25| Ready to serve requests.
netstat -an
Active Internet connections (servers and established)
Proto Recv-Q Send-Q Local Address Foreign Address State
tcp 0 0 0.0.0.0:22 0.0.0.0:* LISTEN
tcp 0 0 127.0.0.1:631 0.0.0.0:* LISTEN
tcp 0 0 127.0.0.1:6010 0.0.0.0:* LISTEN
tcp 0 0 127.0.0.1:6011 0.0.0.0:* LISTEN
tcp 0 0 0.0.0.0:445 0.0.0.0:* LISTEN
tcp 0 0 0.0.0.0:139 0.0.0.0:* LISTEN
tcp 0 0 127.0.0.1:42285 127.0.0.1:44467
ESTABLISHED
tcp 0 0 127.0.0.1:48228 127.0.0.1:57780
ESTABLISHED
tcp 0 0 127.0.0.1:44467 127.0.0.1:42285
ESTABLISHED
tcp 0 0 192.168.1.29:22 192.168.1.8:52765
ESTABLISHED
tcp 0 0 127.0.0.1:35310 127.0.0.1:52240
ESTABLISHED
tcp 0 0 127.0.0.1:37647 127.0.0.1:49651
ESTABLISHED
tcp 0 0 192.168.1.29:59581 192.168.1.12:445
ESTABLISHED
tcp 0 0 127.0.0.1:41867 127.0.0.1:50921
ESTABLISHED
tcp 0 0 192.168.1.29:22 192.168.1.8:49435
ESTABLISHED
tcp 0 0 127.0.0.1:57780 127.0.0.1:48228
ESTABLISHED
tcp 0 0 127.0.0.1:52240 127.0.0.1:35310
ESTABLISHED
tcp 0 0 127.0.0.1:50921 127.0.0.1:41867
ESTABLISHED
tcp 0 0 192.168.1.29:22 192.168.1.8:49474
ESTABLISHED
tcp 0 0 127.0.0.1:49651 127.0.0.1:37647
ESTABLISHED
tcp 0 0 :::3128 :::* LISTEN
tcp 0 0 :::445 :::* LISTEN
tcp 0 0 :::139 :::* LISTEN
Markus
"Amos Jeffries" <squid3_at_treenet.co.nz> wrote in message
news:4F83B2D8.9050607_at_treenet.co.nz...
> On 10/04/2012 1:11 a.m., Markus Moeller wrote:
>> But it should be possible to determine that automatically (e.g. if the
>> bind on ::1 fails try ipv4) shouldn' it ?
>
> Yes. The socket handling is a bit strange in 3.1 though. Failover does not
> work on helpers. Mostly because its an internal channel, Squid is running
> the app at both ends, both are opening localhost / ::1.
>
> Going back and reading your report after some sleep, it would seem you did
> not fully disable IPv6 or restart Squid after changing such fundamental
> detail. The Squid startup sequence probes to determine whether an IPv6
> stack is present, and what type. The "localhost" default values depend on
> those probes results, with ::1 preferred if available.
>
> Amos
>
>
>>
>> Thank you
>> Markus
>>
>> "Amos Jeffries" <squid3_at_treenet.co.nz> wrote in message
>> news:4F82CD96.8060708_at_treenet.co.nz...
>>> On 7/04/2012 12:08 p.m., Markus Moeller wrote:
>>>> It looks like to be an ipv6 problem. I disabled ipv6 on my OpenSuse,
>>>> but squid wants to bind on ::1 (ipv6 localhost) which fails.
>>>>
>>>> Is this a bug ?
>>>
>>> In the documentation yes. It has been fixed and will say the correct
>>> ipv4/ipv6 default in later confg manuals.
>>>
>>> You need to specify the "ipv4" option to get Squid to contect helpers on
>>> IPv4-only TCP sockets.
>>>
>>> Amos
>>>
>>
>>
>
>
Received on Tue Apr 10 2012 - 10:21:39 MDT
This archive was generated by hypermail 2.2.0 : Tue Apr 10 2012 - 12:00:02 MDT