Github user susanxhuynh commented on a diff in the pull request:
https://github.com/apache/spark/pull/19437#discussion_r146702275
--- Diff: docs/running-on-mesos.md ---
@@ -501,23 +503,78 @@ See the [configuration page](configuration.html) for
information on Spark config
spark.mesos.driver.secret.names or spark.mesos.driver.secret.values
will be
written to the provided file. Paths are relative to the container's
work
directory. Absolute paths must already exist. Consult the Mesos
Secret
- protobuf for more information.
+ protobuf for more information. Note: File-based secrets require a
custom
+ <a
href="http://mesos.apache.org/documentation/latest/secrets/";>SecretResolver
+ module</a>. Example:
+
+ <pre>filename1,filename2</pre>
</td>
</tr>
<tr>
<td><code>spark.mesos.driver.secret.names</code></td>
<td><code>(none)</code></td>
<td>
A comma-separated list of secret references. Consult the Mesos Secret
- protobuf for more information.
+ protobuf for more information. Example:
+
+ <pre>secretname1,secretname2</pre>
</td>
</tr>
<tr>
<td><code>spark.mesos.driver.secret.values</code></td>
<td><code>(none)</code></td>
<td>
A comma-separated list of secret values. Consult the Mesos Secret
- protobuf for more information.
+ protobuf for more information. Example:
+
+ <pre>secretvalue1,secretvalue2</pre>
+ </td>
+</tr>
+
+<tr>
+ <td><code>spark.mesos.executor.secret.envkeys</code></td>
+ <td><code>(none)</code></td>
+ <td>
+ A comma-separated list that, if set, the contents of the secret
referenced
--- End diff --
Let me try to improve the descriptions of all these secret configs.
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