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https://issues.apache.org/jira/browse/METRON-1235?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16193709#comment-16193709
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ASF GitHub Bot commented on METRON-1235:
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Github user cestella commented on a diff in the pull request:
https://github.com/apache/metron/pull/791#discussion_r143058876
--- Diff: metron-platform/metron-enrichment/README.md ---
@@ -25,9 +25,26 @@ defined by JSON documents stored in zookeeper.
There are two types of configurations at the moment, `global` and
`sensor` specific.
+
## Global Configuration
-See the "[Global Configuration](../metron-common)" section.
+There are a few enrichments which have independent configurations, such
+as from the global config.
+
+Also, see the "[Global Configuration](../metron-common)" section for
+more discussion of the global config.
+
+### GeoIP
+Metron supports enrichment of IP information using
+[GeoLite2](https://dev.maxmind.com/geoip/geoip2/geolite2/). The
+location of the file is managed in the global config.
+
+#### `geo.hdfs.file`
+
+The location on HDFS of the GeoLite2 database file to use for GeoIP
+lookups. This file will be localized on the storm supervisors running
+the topology and used from there. If this file changes, a topology
--- End diff --
What if the file was updated? So, same filename, different contents.
> Document the properties pulled from the global configuration
> ------------------------------------------------------------
>
> Key: METRON-1235
> URL: https://issues.apache.org/jira/browse/METRON-1235
> Project: Metron
> Issue Type: Improvement
> Reporter: Casey Stella
>
> Our global config is very flexible and multiple parts of the system pull
> configuration from it. Also, Ambari manages bits and pieces of that
> configuration. It's imperative to make precise which properties are managed
> in the global config, what they're for and whether ambari manages them.
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