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https://issues.apache.org/jira/browse/AMBARI-18242?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Alejandro Fernandez updated AMBARI-18242:
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Affects Version/s: 2.4.0
> Move service metadata into stack's service version folder
> ---------------------------------------------------------
>
> Key: AMBARI-18242
> URL: https://issues.apache.org/jira/browse/AMBARI-18242
> Project: Ambari
> Issue Type: Epic
> Affects Versions: 2.4.0
> Reporter: Alejandro Fernandez
> Fix For: trunk
>
>
> Today, there's a lot of hardcodings and metadata that belongs inside the
> stack for a particular service and version.
> Instead, this logic is in
> 1. python files in common-services
> 2. Config Packs
> 3. Upgrade Packs
> 4. Stack Advisor
> Details
> 1.
> ambari/ambari-common/src/main/python/resource_management/libraries/functions/conf_select.py
> {code}
> _PACKAGE_DIRS = {
> "accumulo": [
> {
> "conf_dir": "/etc/accumulo/conf",
> "current_dir":
> "{0}/current/accumulo-client/conf".format(STACK_ROOT_PATTERN)
> }
> ],
> "falcon": [
> {
> "conf_dir": "/etc/falcon/conf",
> "current_dir":
> "{0}/current/falcon-client/conf".format(STACK_ROOT_PATTERN)
> }
> ],
> {code}
> 2. Any config-upgrade.xml
> E.g.,
> ambari/ambari-server/src/main/resources/stacks/HDP/2.5/upgrades/config-upgrade.xml
> {code}
> <service name="HIVE">
> <component name="HIVE_SERVER">
> <changes>
> <definition xsi:type="configure"
> id="hdp_2_5_0_0_hive_server_set_transport_mode">
> <condition type="hive-site" key="hive.server2.transport.mode"
> value="binary">
> <type>hive-site</type>
> <key>hive.server2.thrift.port</key>
> <value>10010</value>
> </condition>
> <condition type="hive-site" key="hive.server2.transport.mode"
> value="http">
> <type>hive-site</type>
> <key>hive.server2.http.port</key>
> <value>10011</value>
> </condition>
> </definition>
> <definition xsi:type="configure"
> id="hdp_2_5_0_0_hive_server_restore_transport_mode_on_downgrade">
> <condition type="hive-site" key="hive.server2.transport.mode"
> value="binary">
> <type>hive-site</type>
> <key>hive.server2.thrift.port</key>
> <value>10000</value>
> </condition>
> <condition type="hive-site" key="hive.server2.transport.mode"
> value="http">
> <type>hive-site</type>
> <key>hive.server2.http.port</key>
> <value>10001</value>
> </condition>
> </definition>
> </changes>
> </component>
> </service>
> {code}
> 3. Any upgrade pack
> E.g.,
> ambari/ambari-server/src/main/resources/stacks/HDP/2.5/upgrades/upgrade-2.5.xml
> {code}
> <service name="STORM">
> <component name="NIMBUS">
> <pre-upgrade>
> <task xsi:type="configure"
> id="hdp_2_5_0_0_remove_empty_storm_topology_submission_notifier_plugin_class"/>
> </pre-upgrade>
> <upgrade>
> <task xsi:type="restart-task" />
> </upgrade>
> </component>
> <component name="SUPERVISOR">
> <upgrade>
> <task xsi:type="restart-task" />
> </upgrade>
> </component>
> <component name="STORM_UI_SERVER">
> <upgrade>
> <task xsi:type="restart-task" />
> </upgrade>
> </component>
> <component name="DRPC_SERVER">
> <upgrade>
> <task xsi:type="restart-task" />
> </upgrade>
> </component>
> </service>
> {code}
> Plus, any of the Java classes that can be called as PreChecks
> 4. Stack Advisor functions
> {code}
> def validateAtlasConfigurations()
> def recommendFalconConfigurations()
> {code}
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