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HADOOP-14783. [KMS] Add missing configuration properties into kms-default.xml. Contributed by Chetna Chaudhari.

This commit is contained in:
Wei-Chiu Chuang 2018-05-31 16:09:33 -07:00
parent 3f4a29813b
commit 32671d8713
1 changed files with 35 additions and 0 deletions
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35
hadoop-common-project/hadoop-kms/src/main/resources/kms-default.xml
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@ -259,4 +259,39 @@
</description>
</property>
<property>
<name>hadoop.kms.key.authorization.enable</name>
<value>true</value>
<description>Boolean property to Enable/Disable per Key authorization</description>
</property>
<property>
<name>hadoop.security.kms.encrypted.key.cache.size</name>
<value>100</value>
<description>The size of the cache. This is the maximum number of EEKs that
can be cached under each key name.</description>
</property>
<property>
<name>hadoop.security.kms.encrypted.key.cache.low.watermark</name>
<value>0.3</value>
<description>A low watermark on the cache. For each key name, if after a get call,
the number of cached EEKs are less than (size * low watermark),
then the cache under this key name will be filled asynchronously.
For each key name, only 1 thread could be running for the asynchronous filling.</description>
</property>
<property>
<name>hadoop.security.kms.encrypted.key.cache.num.fill.threads</name>
<value>2</value>
<description>The maximum number of asynchronous threads overall, across key names,
allowed to fill the queue in a cache.</description>
</property>
<property>
<name>hadoop.security.kms.encrypted.key.cache.expiry</name>
<value>43200000</value>
<description>The cache expiry time, in milliseconds. Internally Guava cache is used as the cache implementation.
The expiry approach is expireAfterAccess</description>
</property>
</configuration>