auth_service: Fetch revisions of all configs (for UI) at once.

appengine/components/components/auth/ui/templates/base.html

Index: appengine/components/components/auth/ui/templates/base.html
diff --git a/appengine/components/components/auth/ui/templates/base.html b/appengine/components/components/auth/ui/templates/base.html
index b5407fad614a1ade83c4226b1ba3ce76edb176b4..928ae59110b585b1a67fa10d70e116d9d2e78ea4 100644
--- a/appengine/components/components/auth/ui/templates/base.html
+++ b/appengine/components/components/auth/ui/templates/base.html
@@ -46,13 +46,14 @@ that can be found in the LICENSE file. -->
 {% endraw %}
 
 {# Used on auth_service if config_service is managing configs #}

[Vadim Sh., 2017/04/25 23:17:40]

note: this will be done in Javascript later

-{% macro render_config_locked() -%}
+{% macro render_config_locked(config_path) -%}
+{% set rev = auth_service_config_revisions[config_path] %}

[nodir, 2017/04/28 17:49:24]

I think this is config, not rev. `cfg`?

[Vadim Sh., 2017/04/29 01:59:10]

This specifies SHA1 of the config commit and an URL to this commit in gitiles.
So it is more a revision that config.

 <hr>
 <p>
 The configuration is distributed by
 <a target="_blank" href="{{auth_service_config_remote_url}}">luci-config</a>.
-Using revision <a target="_blank" href="{{auth_service_config_url}}"
-style="font-family:monospace;">{{auth_service_config_rev}}</a>.
+Using revision <a target="_blank" href="{{rev['url']}}"
+style="font-family:monospace;">{{rev['rev']}}</a>.
 </p>
 {%- endmacro %}