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sysadmin@fw
What ip has that machine is that ?
It seens you are having some problems routing the packages,
Which are the default gateways in mail1 and mail2 ?
[]'sf.rique
On Sun, Mar 6, 2011 at 1:27 AM, Ricardo Kleemann <ricardo@xxxxxxxxxxxxxxx>wrote:
> Hello Henrique,
>
> The problem is very strange.
>
> From the ldirectord server itself, I'm able to get to BOTH smtps as I
> showed in the original post.
>
> So I'll do what you suggested.
>
> First, with BOTH servers enabled:
>
> sysadmin@fw:~$ telnet 192.168.1.200 25
> Trying 192.168.1.200...
> Connected to 192.168.1.200.
> Escape character is '^]'.
> 220 email1.americasnet.com ESMTP
>
> Second attempt, still with BOTH enabled:
>
> sysadmin@fw:~$ telnet 192.168.1.200 25
> Trying 192.168.1.200...
> telnet: Unable to connect to remote host: Connection timed out
>
> I tried a third time, got the same result as above. Then I tried a fourth
> time, and was successful, on server email1 as above.
>
> Now, I turn off the email1 server.
>
> The result is the connection timeout
>
> sysadmin@fw:~$ telnet 192.168.1.200 25
> Trying 192.168.1.200...
> telnet: Unable to connect to remote host: Connection timed out
>
> I tried it 4 times, with same result, connection timeout
>
> Now I turn off the second server (the one that doesn't seem to work from
> ldirectord). The result is that I get an immediate connection refused
> (rather than a timeout). That would make sense because there are no real
> servers at all available.
>
> As soon as I bring up the second server again (the one that doesn't work
> with ldirectord) then the situation goes back to the timeout.
>
> But, as I said before, if I manually telnet to it, it works fine. It's only
> through ldirectord that it doesn't work.
>
> Ricardo
>
>
>
>
> At Saturday, 03-05-2011 on 18:36 "Henrique Fernandes" <sf.rique@xxxxxxxxx>
> wrote:
>
>
> []'sf.rique
>
>
> On Sat, Mar 5, 2011 at 10:16 PM, Ricardo Kleemann <ricardo@xxxxxxxxxxxxxxx
> > wrote:
>
>> Hi,
>>
>> I'm trying to make ldirectord work for smtp and having some issues.
>>
>> Basically I have 2 servers which themselves run virtualization (via
>> virtualbox).
>>
>> Server1 has a virtualized server running smtp (lets call it smtp1 ->
>> 192.168.1.204)
>> Server2 also has a virtualized server running smtp (lets call it
>> smtp2 -> 192.168.1.102)
>>
>> ldirectord is running on Server1, ip 192.168.1.200
>>
>> So I have in my config:
>>
>> virtual=192.168.1.200:25
>> real=192.168.1.102:25 masq
>> real=192.168.1.204:25 masq
>> service=smtp
>> scheduler=wlc
>> protocol=tcp
>> #persistent=600
>> # #netmask=255.255.255.255
>> checktype=connect
>>
>> I have no problems getting to smtp1 and smtp2 from the ldirectord
>> server:
>>
>> $ telnet 192.168.1.204 25
>> Trying 192.168.1.204...
>> Connected to 192.168.1.204.
>> Escape character is '^]'.
>> 220 email1 ESMTP
>>
>> $ telnet 192.168.1.102 25
>> Trying 192.168.1.102...
>> Connected to 192.168.1.102.
>> Escape character is '^]'.
>> 220 maillgw2 ESMTP MailCleaner (Community Edition 2010 beta 3) Sat,
>> 05 Mar 2011 17:08:46 -0800
>>
>> However, ldirectord only flows connections to the virtual server that
>> is local to itself (smtp1). No matter what I do, it will never use the
>> other smtp server (smtp2).
>>
>> ldirectord considers both as valid and adds weight to them
>>
>> sysadmin@vbox:/etc/bind/master$ sudo ipvsadm -L
>> IP Virtual Server version 1.2.1 (size=4096)
>> Prot LocalAddress:Port Scheduler Flags
>> -> RemoteAddress:Port Forward Weight
>> ActiveConn InActConn
>> TCP vbox:smtp wlc
>> -> email1:smtp Masq
>> 1 1 1
>> -> mailgw2:smtp Masq
>> 1 0 1
>>
>> But again, never routes to the other smtp.
>>
>> So I tried removing the smtp1 from the equation, and then even though
>> ipvsadm reports it is available for forwarding, that never works. I
>> never get the connection. If smtp1 is in the forwarding list, then it
>> works.
>>
>
> What do you do to take it out of equation ?
>
> What do you mean it never flows to the other server ?
>
>
> Try like this:
>
> From another server do it about 5 times and post the results!
>
> $ telnet 192.168.1.200 25
>
> After it, go into the first server and shut down mail server and see if
> ldirector set it weigh to 0 if it does, it should only goes to next server.
>
> So for tests porpuses:
> Shut down one mail sever and repet the test above.
> WITHOUT restarting it, shutdown the other mail server, and repeat thet test
> Now you can turn one the firt server again and repeat the teste.
>
> When you post here the results i might be able to help!
>
>
>> Any idea what could be wrong?
>>
>
> I did not understand pretty well what is wrong. Lets see if you got my
> ideia and will test it well!
>
>>
>> Thanks
>> Ricardo
>>
>
> Good luck!
>
>>
>> _______________________________________________
>> 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:
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LinuxVirtualServer.org mailing list - lvs-users@xxxxxxxxxxxxxxxxxxxxxx
Send requests to lvs-users-request@xxxxxxxxxxxxxxxxxxxxxx
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