You could try using an if statement in your env variable?
On 17 October 2014 06:50, Matt Hughes <[email protected]> wrote:
>
>
> I have parameterized my elasticsearch.yml file like so:
>
> node.name: ${NODE_NAME}
>
> This let's me pass in NODE_NAME as an environment variable when running
> ES. I was *hoping* that if NODE_NAME was undefined, ES would fall back to
> the default of picking a dynamic name, but it just dies. Is there any way
> to specify an *optional* syntax for env variables?
>
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