[erlang-questions] how to run rebar3 release with "-config /path/my_sys.config"

Antoine Koener antoine.koener@REDACTED
Fri Oct 27 08:58:06 CEST 2017

>From my own tests, and if I remind correctly, the extended script provided
in the bin/ directory is, at first, look in the current directory for a
sys.config file, then only in the release directory.

Have a look in the bin/<yourproject> script to see.

Hope that helps :-)

On Fri, Oct 27, 2017 at 12:01 AM, Dave Cottlehuber <dch@REDACTED>

> > > > I just recently migrated an erlang project to use rebar3 from rebar.
> With the generated rebar release I was able to start the application with
> “/some_path/bin/my_app start -config “/some_other_path/my_app.config”
> which allowed for dynamic configuration. With rebar3 I don’t seem to have
> the same behavior, it always uses /some_path/releases/<version>/sys.config
> included during the release build.
> > > >
> > > > Is there a way to something equivalent in rebar3.?
> try putting it in ERL_AFLAGS instead?
> env ERL_AFLAGS="-config /usr/local/etc/myapp/sys.config" ./bin/myapps
> console
> let me know if that works. A similar variant is in use here.
> A+
> Dave
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