[syslog-ng] Host/port from environment variables

[Peter Flood]

Backticks work, thanks.

On 13/07/2015 12:53, Scheidler, Balázs wrote:
> Hi,
>
> you can use backticks to refer to environment variables. I think these 
> were introduced in 3.4.
>
> tcp(port(`MY_PORT`))
>
>
> It can also use values defined within the configuration files using 
> the @define pragma:
>
> @define MY_PORT 12345
>
> Or something like that.
>
> -- 
> Bazsi
>
> On Mon, Jul 13, 2015 at 8:44 AM, Peter Flood <info at whywouldwe.com 
> <mailto:info at whywouldwe.com>> wrote:
>
>     Hi
>
>     I'm trying configure syslog-ng, I'd like to be able to use environment
>     variables for host & port. I've tried the ones that work in the
>     template
>     formatter but it's not working (not suprisingly). Is there another
>     way?
>
>     destination d_my_dest {
>          tcp("$(env MY_HOST)" port($(env MY_PORT))  # this doesn't work as
>     you can't get env vars unless in a template
>          tls(peer-verify(required-untrusted)
>     ca_dir("/etc/syslog-ng/cert.d"))
>          template(myTemplate));
>     };
>
>     Thanks
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>
>
>
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