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RE: nginx + ip_nonlocal_bind

Tristan Griffiths
May 01, 2009 03:27AM
> -----Original Message-----
> From: owner-nginx@sysoev.ru [mailto:owner-nginx@sysoev.ru] On Behalf
Of
> Igor Sysoev
> Sent: Friday, 1 May 2009 4:50 PM
> To: nginx@sysoev.ru
> Subject: Re: nginx + ip_nonlocal_bind
>
> On Fri, May 01, 2009 at 04:26:55PM +1000, Tristan Griffiths wrote:
>
> > Greetings.
> >
> > We would like to setup our Nginx instances in a HA pair. Using
> > Heartbeat, we have Nginx listening on virtual addresses on the
active
> > server.
> >
> > On the passive server, we cannot get Nginx to start up because those
> > virtual (or floating) address are not configured on the server until
> > Heartbeat detects a failover condition.
> >
> > Is Nginx able to bind to a non-local IP address? We've tried setting
> the
> > ip_nonlocal_bind kernel option with no luck.
> >
> > Some important information:
> >
> > # nginx -v
> > nginx version: nginx/0.7.53
> >
> > Starting nginx: [emerg]: bind() to 213.167.72.152:80 failed (98:
> Address
> > already in use)
>
> This is because another process is laready listen on this
address:port.
>
> > CentOS 5.3
> >
> > <config>
> > server {
> > listen 213.167.72.152:80 default;
> > </config>
> >
> > Any other settings we should provide?
>
> To listen on temporarily non configured addresses you may use
something
> like this:
>
> server {
> listen 80;
> }
>
> server {
> listen 213.167.72.152:80 default;
> ...
> }
>
> server {
> listen 213.167.72.1:80 default;
> ...
> }
>
> nginx binds to *:80 only, but tests an address where a request comes
> to.

Hadn't tried that. Works a treat.

Hope this helps someone else in future.

For SSL hosts, would we just "listen 443; ssl on;" (with a dummy
certificate)?

Thanks,

Griff
Subject Author Posted

nginx + ip_nonlocal_bind

Tristan Griffiths May 01, 2009 02:26AM

Re: nginx + ip_nonlocal_bind

mike May 01, 2009 02:33AM

RE: nginx + ip_nonlocal_bind

Tristan Griffiths May 01, 2009 03:00AM

Re: nginx + ip_nonlocal_bind

mike May 01, 2009 03:18AM

Re: nginx + ip_nonlocal_bind

Igor Sysoev May 01, 2009 02:50AM

RE: nginx + ip_nonlocal_bind

Tristan Griffiths May 01, 2009 03:27AM

Re: nginx + ip_nonlocal_bind

Igor Sysoev May 01, 2009 03:38AM

RE: nginx + ip_nonlocal_bind

Tristan Griffiths May 01, 2009 06:00AM

RE: nginx + ip_nonlocal_bind

Tristan Griffiths May 01, 2009 07:01AM



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