load balancer - add nodes dynamically to upstream

[SplitIce]

You can modify the config and perform a server reload, thats how I do it.


On Mon, Jul 25, 2011 at 3:51 AM, Renjith T <renjith.tom85 at gmail.com> wrote:

>    For a particular use case, we are using nginx as a lb (with 'weight's
> and 'fail_timeout's as mentioned in the wiki here -
> http://library.linode.com/web-servers/nginx/configuration/front-end-proxy-and-software-load-balancing#sph_software-load-balancing
> .<http://library.linode.com/web-servers/nginx/configuration/front-end-proxy-and-software-load-balancing#sph_software-load-balancing>
> )
>
> This works great, but we want to add nodes to the lb dynamically ( i.e.
> change the 'server' entries, by adding a new entry  or delete stale entries
> altogether).
>
> On quick glance,  there is a http upstream module here, -
> http://wiki.nginx.org/NginxHttpUpstreamModule , that discusses those
> options used in the lb application.
>
> * Is there an api to add server entries / delete entries managed by the
> upstream module dynamically ?
>
> * If the answer to the previous question is no, then can we
>  ** patch upstream module to provide so or
>  ** start writing a separate  module similar to 'upstream' , that will
> provide the api  to do so ?
>
> Any other suggestions for dynamically managing the list of servers in
> upstream. Thanks.
>
>
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