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Re: [lvs-users] LVS and docker containers

To: "LinuxVirtualServer.org users mailing list." <lvs-users@xxxxxxxxxxxxxxxxxxxxxx>
Subject: Re: [lvs-users] LVS and docker containers
From: Tim Hockin <thockin@xxxxxxxxxx>
Date: Fri, 14 Aug 2015 10:18:13 -0700
# ipvsadm -ln
IP Virtual Server version 1.2.1 (size=4096)
Prot LocalAddress:Port Scheduler Flags
  -> RemoteAddress:Port           Forward Weight ActiveConn InActConn
TCP  9.9.9.9:99 rr
  -> 10.244.0.7:9376              Masq    1      0          0
  -> 10.244.1.4:9376              Masq    1      0          0

On Fri, Aug 14, 2015 at 10:00 AM,  <alxmlpz@xxxxxxxxx> wrote:
> Ok  can u also post the output of this command : ipvsadm -ln  :)
>
> Sent from my iPhone
>
>> On Aug 14, 2015, at 9:05 AM, Tim Hockin <thockin@xxxxxxxxxx> wrote:
>>
>> I'm really totally new to ipvs.
>>
>> ipvsadm -A -t 10.10.10.10:1010 -s rr
>> ipvsadm -a -t 10.10.10.10:1010 -r 10.244.0.7:9376 -m
>> ipvsadm -a -t 10.10.10.10:1010 -r 10.244.1.4:9376 -m
>>
>> When I access 10.10.10.10:1010 I get those two backends.  WAY simpler
>> than the iptables equivalent.
>>
>> But if I do 'docker run -ti busybox wget -qO- 10.10.10.10:1010 it just
>> hangs', whereas iptables works.
>>
>> I'm also wrestling with port rewrites without MASQ, but I'll cross
>> that bridge if I can get it to work with MASQ
>>
>>
>>> On Fri, Aug 14, 2015 at 7:16 AM,  <alxmlpz@xxxxxxxxx> wrote:
>>> Can u send the config ?
>>>
>>> Sent from my iPhone
>>>
>>>> On Aug 13, 2015, at 10:30 PM, Tim Hockin <thockin@xxxxxxxxxx> wrote:
>>>>
>>>> Not sure how active LVS is these days, but it seems to maybe scratch an 
>>>> itch.
>>>>
>>>> I want to set up a VIP with some number of real servers.  I want that
>>>> VIP to be available to docker containers which run in distinct network
>>>> namespaces.  It doesn't seem to work, but maybe I am missing
>>>> something?
>>>>
>>>> I have implemented this in pure iptables, but it is complex.  IPVS
>>>> seems cleaner...
>>>>
>>>> Tim
>>>>
>>>> _______________________________________________
>>>> Please read the documentation before posting - it's available at:
>>>> http://www.linuxvirtualserver.org/
>>>>
>>>> LinuxVirtualServer.org mailing list - lvs-users@xxxxxxxxxxxxxxxxxxxxxx
>>>> Send requests to lvs-users-request@xxxxxxxxxxxxxxxxxxxxxx
>>>> or go to http://lists.graemef.net/mailman/listinfo/lvs-users
>>>
>>> _______________________________________________
>>> Please read the documentation before posting - it's available at:
>>> http://www.linuxvirtualserver.org/
>>>
>>> LinuxVirtualServer.org mailing list - lvs-users@xxxxxxxxxxxxxxxxxxxxxx
>>> Send requests to lvs-users-request@xxxxxxxxxxxxxxxxxxxxxx
>>> or go to http://lists.graemef.net/mailman/listinfo/lvs-users
>>
>> _______________________________________________
>> Please read the documentation before posting - it's available at:
>> http://www.linuxvirtualserver.org/
>>
>> LinuxVirtualServer.org mailing list - lvs-users@xxxxxxxxxxxxxxxxxxxxxx
>> Send requests to lvs-users-request@xxxxxxxxxxxxxxxxxxxxxx
>> or go to http://lists.graemef.net/mailman/listinfo/lvs-users
>
> _______________________________________________
> Please read the documentation before posting - it's available at:
> http://www.linuxvirtualserver.org/
>
> LinuxVirtualServer.org mailing list - lvs-users@xxxxxxxxxxxxxxxxxxxxxx
> Send requests to lvs-users-request@xxxxxxxxxxxxxxxxxxxxxx
> or go to http://lists.graemef.net/mailman/listinfo/lvs-users

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