On Jul 24, 2014, at 1:58 PM, Yuriy Taraday <yorik....@gmail.com> wrote:
> > > > On Thu, Jul 24, 2014 at 4:14 PM, Doug Hellmann <d...@doughellmann.com> wrote: > > On Jul 23, 2014, at 11:10 PM, Baohua Yang <yangbao...@gmail.com> wrote: > >> Hi, all >> The current oslo.cfg module provides an easy way to load name known >> options/groups from he configuration files. >> I am wondering if there's a possible solution to dynamically load them? >> >> For example, I do not know the group names (section name in the >> configuration file), but we read the configuration file and detect the >> definitions inside it. >> >> #Configuration file: >> [group1] >> key1 = value1 >> key2 = value2 >> >> Then I want to automatically load the group1. key1 and group2. key2, >> without knowing the name of group1 first. > > If you don’t know the group name, how would you know where to look in the > parsed configuration for the resulting options? > > I can imagine something like this: > 1. iterate over undefined groups in config; > 2. select groups of interest (e.g. by prefix or some regular expression); > 3. register options in them; > 4. use those options. > > Registered group can be passed to a plugin/library that would register its > options in it. If the options are related to the plugin, could the plugin just register them before it tries to use them? I guess it’s not clear what problem you’re actually trying to solve by proposing this change to the way the config files are parsed. That doesn’t mean your idea is wrong, just that I can’t evaluate it or point out another solution. So what is it that you’re trying to do that has led to this suggestion? Doug > > So the only thing that oslo.config lacks in its interface here is some way to > allow the first step. The rest can be overcomed with some sugar. > > -- > > Kind regards, Yuriy. > _______________________________________________ > OpenStack-dev mailing list > OpenStack-dev@lists.openstack.org > http://lists.openstack.org/cgi-bin/mailman/listinfo/openstack-dev
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