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From alejan...@apache.org
Subject [03/34] ambari git commit: AMBARI-19220. Fix version of HDFS and YARN used by HDP 3.0 (alejandro)
Date Fri, 16 Dec 2016 18:56:55 GMT
http://git-wip-us.apache.org/repos/asf/ambari/blob/ab4b864c/ambari-server/src/main/resources/common-services/YARN/3.0.0/metainfo.xml
----------------------------------------------------------------------
diff --git a/ambari-server/src/main/resources/common-services/YARN/3.0.0/metainfo.xml b/ambari-server/src/main/resources/common-services/YARN/3.0.0/metainfo.xml
deleted file mode 100644
index f520e7e..0000000
--- a/ambari-server/src/main/resources/common-services/YARN/3.0.0/metainfo.xml
+++ /dev/null
@@ -1,383 +0,0 @@
-<?xml version="1.0"?>
-<!--
-   Licensed to the Apache Software Foundation (ASF) under one or more
-   contributor license agreements.  See the NOTICE file distributed with
-   this work for additional information regarding copyright ownership.
-   The ASF licenses this file to You under the Apache License, Version 2.0
-   (the "License"); you may not use this file except in compliance with
-   the License.  You may obtain a copy of the License at
-
-       http://www.apache.org/licenses/LICENSE-2.0
-
-   Unless required by applicable law or agreed to in writing, software
-   distributed under the License is distributed on an "AS IS" BASIS,
-   WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-   See the License for the specific language governing permissions and
-   limitations under the License.
--->
-
-<metainfo>
-  <schemaVersion>2.0</schemaVersion>
-  <services>
-    <service>
-      <name>YARN</name>
-      <displayName>YARN</displayName>
-      <comment>Apache Hadoop NextGen MapReduce (YARN)</comment>
-      <version>2.1.0.2.0</version>
-      <components>
-
-        <component>
-          <component>
-            <name>APP_TIMELINE_SERVER</name>
-            <displayName>App Timeline Server</displayName>
-            <category>MASTER</category>
-            <cardinality>1</cardinality>
-            <versionAdvertised>true</versionAdvertised>
-            <reassignAllowed>true</reassignAllowed>
-
-            <commandScript>
-              <script>scripts/application_timeline_server.py</script>
-              <scriptType>PYTHON</scriptType>
-              <timeout>1200</timeout>
-            </commandScript>
-
-            <dependencies>
-              <dependency>
-                <name>TEZ/TEZ_CLIENT</name>
-                <scope>host</scope>
-                <auto-deploy>
-                  <enabled>true</enabled>
-                </auto-deploy>
-              </dependency>
-              <dependency>
-                <name>SPARK/SPARK_CLIENT</name>
-                <scope>host</scope>
-                <auto-deploy>
-                  <enabled>true</enabled>
-                </auto-deploy>
-              </dependency>
-            </dependencies>
-          </component>
-
-          <name>RESOURCEMANAGER</name>
-          <displayName>ResourceManager</displayName>
-          <category>MASTER</category>
-          <cardinality>1-2</cardinality>
-          <versionAdvertised>true</versionAdvertised>
-          <reassignAllowed>true</reassignAllowed>
-          <commandScript>
-            <script>scripts/resourcemanager.py</script>
-            <scriptType>PYTHON</scriptType>
-            <timeout>1200</timeout>
-          </commandScript>
-          <dependencies>
-            <dependency>
-              <name>TEZ/TEZ_CLIENT</name>
-              <scope>host</scope>
-              <auto-deploy>
-                <enabled>true</enabled>
-              </auto-deploy>
-            </dependency>
-          </dependencies>
-          <logs>
-            <log>
-              <logId>yarn_resourcemanager</logId>
-              <primary>true</primary>
-            </log>
-            <log>
-              <logId>yarn_historyserver</logId>
-            </log>
-            <log>
-              <logId>yarn_jobsummary</logId>
-            </log>
-          </logs>
-          <customCommands>
-            <customCommand>
-              <name>DECOMMISSION</name>
-              <commandScript>
-                <script>scripts/resourcemanager.py</script>
-                <scriptType>PYTHON</scriptType>
-                <timeout>600</timeout>
-              </commandScript>
-            </customCommand>
-            <customCommand>
-              <name>REFRESHQUEUES</name>
-              <commandScript>
-                <script>scripts/resourcemanager.py</script>
-                <scriptType>PYTHON</scriptType>
-                <timeout>600</timeout>
-              </commandScript>
-            </customCommand>
-          </customCommands>
-          <configuration-dependencies>
-            <config-type>capacity-scheduler</config-type>
-            <config-type>hdfs-site</config-type>
-          </configuration-dependencies>
-        </component>
-
-        <component>
-          <name>NODEMANAGER</name>
-          <displayName>NodeManager</displayName>
-          <category>SLAVE</category>
-          <cardinality>1+</cardinality>
-          <versionAdvertised>true</versionAdvertised>
-          <decommissionAllowed>true</decommissionAllowed>
-          <commandScript>
-            <script>scripts/nodemanager.py</script>
-            <scriptType>PYTHON</scriptType>
-            <timeout>1200</timeout>
-          </commandScript>
-           <bulkCommands>
-             <displayName>NodeManagers</displayName>
-             <!-- Used by decommission and recommission -->
-             <masterComponent>RESOURCEMANAGER</masterComponent>
-           </bulkCommands>
-          <logs>
-            <log>
-              <logId>yarn_nodemanager</logId>
-            </log>
-          </logs>
-        </component>
-
-        <component>
-          <name>YARN_CLIENT</name>
-          <displayName>YARN Client</displayName>
-          <category>CLIENT</category>
-          <cardinality>1+</cardinality>
-          <versionAdvertised>true</versionAdvertised>
-          <commandScript>
-            <script>scripts/yarn_client.py</script>
-            <scriptType>PYTHON</scriptType>
-            <timeout>1200</timeout>
-          </commandScript>
-          <configFiles>
-            <configFile>
-              <type>xml</type>
-              <fileName>yarn-site.xml</fileName>
-              <dictionaryName>yarn-site</dictionaryName>
-            </configFile>
-            <configFile>
-              <type>xml</type>
-              <fileName>core-site.xml</fileName>
-              <dictionaryName>core-site</dictionaryName>
-            </configFile>
-            <configFile>
-              <type>env</type>
-              <fileName>yarn-env.sh</fileName>
-              <dictionaryName>yarn-env</dictionaryName>
-            </configFile>
-            <configFile>
-              <type>env</type>
-              <fileName>log4j.properties</fileName>
-              <dictionaryName>hdfs-log4j,yarn-log4j</dictionaryName>
-            </configFile>
-            <configFile>
-              <type>xml</type>
-              <fileName>capacity-scheduler.xml</fileName>
-              <dictionaryName>capacity-scheduler</dictionaryName>
-            </configFile>                        
-          </configFiles>
-        </component>
-      </components>
-
-      <osSpecifics>
-        <osSpecific>
-          <osFamily>any</osFamily>
-          <packages>
-            <package>
-              <name>hadoop-yarn</name>
-            </package>
-            <package>
-              <name>hadoop-hdfs</name>
-            </package>
-            <package>
-              <name>hadoop-mapreduce</name>
-            </package>
-          </packages>
-        </osSpecific>
-      </osSpecifics>
-
-      <commandScript>
-        <script>scripts/service_check.py</script>
-        <scriptType>PYTHON</scriptType>
-        <timeout>300</timeout>
-      </commandScript>
-      
-      <requiredServices>
-        <service>HDFS</service>
-        <service>MAPREDUCE2</service>
-      </requiredServices>
-
-      <themes>
-        <theme>
-          <fileName>theme.json</fileName>
-          <default>true</default>
-        </theme>
-      </themes>
-
-      <quickLinksConfigurations>
-        <quickLinksConfiguration>
-          <fileName>quicklinks.json</fileName>
-          <default>true</default>
-        </quickLinksConfiguration>
-      </quickLinksConfigurations>
-
-      <configuration-dependencies>
-        <config-type>yarn-site</config-type>
-        <config-type>yarn-env</config-type>
-        <config-type>hdfs-site</config-type>
-        <config-type>hadoop-env</config-type>
-        <config-type>core-site</config-type>
-        <config-type>mapred-site</config-type>
-        <config-type>yarn-log4j</config-type>
-        <config-type>ams-ssl-client</config-type>
-        <config-type>ranger-yarn-plugin-properties</config-type>
-        <config-type>ranger-yarn-audit</config-type>
-        <config-type>ranger-yarn-policymgr-ssl</config-type>
-        <config-type>ranger-yarn-security</config-type>
-      </configuration-dependencies>
-
-      <widgetsFileName>YARN_widgets.json</widgetsFileName>
-      <metricsFileName>YARN_metrics.json</metricsFileName>
-    </service>
-
-    <service>
-      <name>MAPREDUCE2</name>
-      <displayName>MapReduce2</displayName>
-      <comment>Apache Hadoop NextGen MapReduce (YARN)</comment>
-      <version>2.1.0.2.0.6.0</version>
-
-      <components>
-        <component>
-          <name>HISTORYSERVER</name>
-          <displayName>History Server</displayName>
-          <category>MASTER</category>
-          <cardinality>1</cardinality>
-          <versionAdvertised>true</versionAdvertised>
-          <reassignAllowed>true</reassignAllowed>
-          <auto-deploy>
-            <enabled>true</enabled>
-            <co-locate>YARN/RESOURCEMANAGER</co-locate>
-          </auto-deploy>
-          <dependencies>
-            <dependency>
-              <name>HDFS/HDFS_CLIENT</name>
-              <scope>host</scope>
-              <auto-deploy>
-                <enabled>true</enabled>
-              </auto-deploy>
-            </dependency>
-            <dependency>
-              <name>TEZ/TEZ_CLIENT</name>
-              <scope>host</scope>
-              <auto-deploy>
-                <enabled>true</enabled>
-              </auto-deploy>
-            </dependency>
-            <dependency>
-              <name>SLIDER/SLIDER</name>
-              <scope>host</scope>
-              <auto-deploy>
-                <enabled>true</enabled>
-              </auto-deploy>
-            </dependency>
-          </dependencies>
-          <commandScript>
-            <script>scripts/historyserver.py</script>
-            <scriptType>PYTHON</scriptType>
-            <timeout>1200</timeout>
-          </commandScript>
-          <logs>
-            <log>
-              <logId>mapred_historyserver</logId>
-              <primary>true</primary>
-            </log>
-          </logs>
-        </component>
-
-        <component>
-          <name>MAPREDUCE2_CLIENT</name>
-          <displayName>MapReduce2 Client</displayName>
-          <category>CLIENT</category>
-          <cardinality>0+</cardinality>
-          <versionAdvertised>true</versionAdvertised>
-          <commandScript>
-            <script>scripts/mapreduce2_client.py</script>
-            <scriptType>PYTHON</scriptType>
-            <timeout>1200</timeout>
-          </commandScript>
-          <configFiles>
-            <configFile>
-              <type>xml</type>
-              <fileName>mapred-site.xml</fileName>
-              <dictionaryName>mapred-site</dictionaryName>
-            </configFile>
-            <configFile>
-              <type>xml</type>
-              <fileName>core-site.xml</fileName>
-              <dictionaryName>core-site</dictionaryName>
-            </configFile>
-            <configFile>
-              <type>env</type>
-              <fileName>mapred-env.sh</fileName>
-              <dictionaryName>mapred-env</dictionaryName>
-            </configFile>
-          </configFiles>
-        </component>
-      </components>
-
-      <osSpecifics>
-        <osSpecific>
-          <osFamily>any</osFamily>
-          <packages>
-            <package>
-              <name>hadoop-mapreduce</name>
-            </package>
-          </packages>
-        </osSpecific>
-      </osSpecifics>
-
-      <commandScript>
-        <script>scripts/mapred_service_check.py</script>
-        <scriptType>PYTHON</scriptType>
-        <timeout>300</timeout>
-      </commandScript>
-      
-      <requiredServices>
-        <service>YARN</service>
-      </requiredServices>
-
-      <themes-dir>themes-mapred</themes-dir>
-      <themes>
-        <theme>
-          <fileName>theme.json</fileName>
-          <default>true</default>
-        </theme>
-      </themes>
-
-      <quickLinksConfigurations-dir>quicklinks-mapred</quickLinksConfigurations-dir>
-      <quickLinksConfigurations>
-        <quickLinksConfiguration>
-          <fileName>quicklinks.json</fileName>
-          <default>true</default>
-        </quickLinksConfiguration>
-      </quickLinksConfigurations>
-
-      <configuration-dir>configuration-mapred</configuration-dir>
-
-      <configuration-dependencies>
-        <config-type>hdfs-site</config-type>
-        <config-type>hadoop-env</config-type>
-        <config-type>core-site</config-type>
-        <config-type>mapred-site</config-type>
-        <config-type>mapred-env</config-type>
-        <config-type>ssl-client</config-type>
-        <config-type>ssl-server</config-type>
-        <config-type>ams-ssl-client</config-type>
-      </configuration-dependencies>
-      <restartRequiredAfterRackChange>true</restartRequiredAfterRackChange>
-      <widgetsFileName>MAPREDUCE2_widgets.json</widgetsFileName>
-      <metricsFileName>MAPREDUCE2_metrics.json</metricsFileName>
-    </service>
-  </services>
-</metainfo>

http://git-wip-us.apache.org/repos/asf/ambari/blob/ab4b864c/ambari-server/src/main/resources/common-services/YARN/3.0.0/package/alerts/alert_nodemanager_health.py
----------------------------------------------------------------------
diff --git a/ambari-server/src/main/resources/common-services/YARN/3.0.0/package/alerts/alert_nodemanager_health.py b/ambari-server/src/main/resources/common-services/YARN/3.0.0/package/alerts/alert_nodemanager_health.py
deleted file mode 100644
index d7159e4..0000000
--- a/ambari-server/src/main/resources/common-services/YARN/3.0.0/package/alerts/alert_nodemanager_health.py
+++ /dev/null
@@ -1,209 +0,0 @@
-#!/usr/bin/env python
-
-"""
-Licensed to the Apache Software Foundation (ASF) under one
-or more contributor license agreements.  See the NOTICE file
-distributed with this work for additional information
-regarding copyright ownership.  The ASF licenses this file
-to you under the Apache License, Version 2.0 (the
-"License"); you may not use this file except in compliance
-with the License.  You may obtain a copy of the License at
-
-    http://www.apache.org/licenses/LICENSE-2.0
-
-Unless required by applicable law or agreed to in writing, software
-distributed under the License is distributed on an "AS IS" BASIS,
-WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-See the License for the specific language governing permissions and
-limitations under the License.
-"""
-
-import ambari_simplejson as json # simplejson is much faster comparing to Python 2.6 json module and has the same functions set.
-import socket
-import urllib2
-import logging
-import traceback
-from ambari_commons import OSCheck
-from ambari_commons.inet_utils import resolve_address
-from resource_management.libraries.functions.curl_krb_request import curl_krb_request
-from resource_management.libraries.functions.curl_krb_request import DEFAULT_KERBEROS_KINIT_TIMER_MS
-from resource_management.libraries.functions.curl_krb_request import KERBEROS_KINIT_TIMER_PARAMETER
-from resource_management.core.environment import Environment
-
-RESULT_CODE_OK = 'OK'
-RESULT_CODE_CRITICAL = 'CRITICAL'
-RESULT_CODE_UNKNOWN = 'UNKNOWN'
-
-NODEMANAGER_HTTP_ADDRESS_KEY = '{{yarn-site/yarn.nodemanager.webapp.address}}'
-NODEMANAGER_HTTPS_ADDRESS_KEY = '{{yarn-site/yarn.nodemanager.webapp.https.address}}'
-YARN_HTTP_POLICY_KEY = '{{yarn-site/yarn.http.policy}}'
-
-OK_MESSAGE = 'NodeManager Healthy'
-CRITICAL_CONNECTION_MESSAGE = 'Connection failed to {0} ({1})'
-CRITICAL_HTTP_STATUS_MESSAGE = 'HTTP {0} returned from {1} ({2}) \n{3}'
-CRITICAL_NODEMANAGER_STATUS_MESSAGE = 'NodeManager returned an unexpected status of "{0}"'
-CRITICAL_NODEMANAGER_UNKNOWN_JSON_MESSAGE = 'Unable to determine NodeManager health from unexpected JSON response'
-
-KERBEROS_KEYTAB = '{{yarn-site/yarn.nodemanager.webapp.spnego-keytab-file}}'
-KERBEROS_PRINCIPAL = '{{yarn-site/yarn.nodemanager.webapp.spnego-principal}}'
-SECURITY_ENABLED_KEY = '{{cluster-env/security_enabled}}'
-SMOKEUSER_KEY = '{{cluster-env/smokeuser}}'
-EXECUTABLE_SEARCH_PATHS = '{{kerberos-env/executable_search_paths}}'
-
-NODEMANAGER_DEFAULT_PORT = 8042
-
-CONNECTION_TIMEOUT_KEY = 'connection.timeout'
-CONNECTION_TIMEOUT_DEFAULT = 5.0
-
-LOGGER_EXCEPTION_MESSAGE = "[Alert] NodeManager Health on {0} fails:"
-logger = logging.getLogger('ambari_alerts')
-
-def get_tokens():
-  """
-  Returns a tuple of tokens in the format {{site/property}} that will be used
-  to build the dictionary passed into execute
-  """
-  return (NODEMANAGER_HTTP_ADDRESS_KEY,NODEMANAGER_HTTPS_ADDRESS_KEY, EXECUTABLE_SEARCH_PATHS,
-  YARN_HTTP_POLICY_KEY, SMOKEUSER_KEY, KERBEROS_KEYTAB, KERBEROS_PRINCIPAL, SECURITY_ENABLED_KEY)
-  
-
-def execute(configurations={}, parameters={}, host_name=None):
-  """
-  Returns a tuple containing the result code and a pre-formatted result label
-
-  Keyword arguments:
-  configurations (dictionary): a mapping of configuration key to value
-  parameters (dictionary): a mapping of script parameter key to value
-  host_name (string): the name of this host where the alert is running
-  """
-  result_code = RESULT_CODE_UNKNOWN
-
-  if configurations is None:
-    return (result_code, ['There were no configurations supplied to the script.'])
-
-  if host_name is None:
-    host_name = socket.getfqdn()
-
-  scheme = 'http'
-  http_uri = None
-  https_uri = None
-  http_policy = 'HTTP_ONLY'
-
-  if SMOKEUSER_KEY in configurations:
-    smokeuser = configurations[SMOKEUSER_KEY]
-
-  executable_paths = None
-  if EXECUTABLE_SEARCH_PATHS in configurations:
-    executable_paths = configurations[EXECUTABLE_SEARCH_PATHS]
-
-  security_enabled = False
-  if SECURITY_ENABLED_KEY in configurations:
-    security_enabled = str(configurations[SECURITY_ENABLED_KEY]).upper() == 'TRUE'
-
-  kerberos_keytab = None
-  if KERBEROS_KEYTAB in configurations:
-    kerberos_keytab = configurations[KERBEROS_KEYTAB]
-
-  kerberos_principal = None
-  if KERBEROS_PRINCIPAL in configurations:
-    kerberos_principal = configurations[KERBEROS_PRINCIPAL]
-    kerberos_principal = kerberos_principal.replace('_HOST', host_name)
-
-  if NODEMANAGER_HTTP_ADDRESS_KEY in configurations:
-    http_uri = configurations[NODEMANAGER_HTTP_ADDRESS_KEY]
-
-  if NODEMANAGER_HTTPS_ADDRESS_KEY in configurations:
-    https_uri = configurations[NODEMANAGER_HTTPS_ADDRESS_KEY]
-
-  if YARN_HTTP_POLICY_KEY in configurations:
-    http_policy = configurations[YARN_HTTP_POLICY_KEY]
-
-
-  # parse script arguments
-  connection_timeout = CONNECTION_TIMEOUT_DEFAULT
-  if CONNECTION_TIMEOUT_KEY in parameters:
-    connection_timeout = float(parameters[CONNECTION_TIMEOUT_KEY])
-
-
-  # determine the right URI and whether to use SSL
-  host_port = http_uri
-  if http_policy == 'HTTPS_ONLY':
-    scheme = 'https'
-
-    if https_uri is not None:
-      host_port = https_uri
-
-  label = ''
-  url_response = None
-  node_healthy = 'false'
-  total_time = 0
-
-  # replace hostname on host fqdn to make it work on all environments
-  if host_port is not None:
-    if ":" in host_port:
-      uri_host, uri_port = host_port.split(':')
-      host_port = '{0}:{1}'.format(host_name, uri_port)
-    else:
-      host_port = host_name
-
-  # some yarn-site structures don't have the web ui address
-  if host_port is None:
-    host_port = '{0}:{1}'.format(host_name, NODEMANAGER_DEFAULT_PORT)
-
-  query = "{0}://{1}/ws/v1/node/info".format(scheme, host_port)
-
-  try:
-    if kerberos_principal is not None and kerberos_keytab is not None and security_enabled:
-      env = Environment.get_instance()
-
-      # curl requires an integer timeout
-      curl_connection_timeout = int(connection_timeout)
-
-      kinit_timer_ms = parameters.get(KERBEROS_KINIT_TIMER_PARAMETER, DEFAULT_KERBEROS_KINIT_TIMER_MS)
-
-      url_response, error_msg, time_millis  = curl_krb_request(env.tmp_dir, kerberos_keytab, kerberos_principal,
-        query, "nm_health_alert", executable_paths, False, "NodeManager Health", smokeuser,
-        connection_timeout=curl_connection_timeout, kinit_timer_ms = kinit_timer_ms)
-
-      json_response = json.loads(url_response)
-    else:
-      # execute the query for the JSON that includes templeton status
-      url_response = urllib2.urlopen(query, timeout=connection_timeout)
-      json_response = json.loads(url_response.read())
-  except urllib2.HTTPError, httpError:
-    label = CRITICAL_HTTP_STATUS_MESSAGE.format(str(httpError.code), query,
-      str(httpError), traceback.format_exc())
-
-    return (RESULT_CODE_CRITICAL, [label])
-  except:
-    label = CRITICAL_CONNECTION_MESSAGE.format(query, traceback.format_exc())
-    return (RESULT_CODE_CRITICAL, [label])
-
-  # URL response received, parse it
-  try:
-    node_healthy = json_response['nodeInfo']['nodeHealthy']
-    node_healthy_report = json_response['nodeInfo']['healthReport']
-
-    # convert boolean to string
-    node_healthy = str(node_healthy)
-  except:
-    return (RESULT_CODE_CRITICAL, [query + "\n" + traceback.format_exc()])
-  finally:
-    if url_response is not None:
-      try:
-        url_response.close()
-      except:
-        pass
-
-  # proper JSON received, compare against known value
-  if node_healthy.lower() == 'true':
-    result_code = RESULT_CODE_OK
-    label = OK_MESSAGE
-  elif node_healthy.lower() == 'false':
-    result_code = RESULT_CODE_CRITICAL
-    label = node_healthy_report
-  else:
-    result_code = RESULT_CODE_CRITICAL
-    label = CRITICAL_NODEMANAGER_STATUS_MESSAGE.format(node_healthy)
-
-  return (result_code, [label])

http://git-wip-us.apache.org/repos/asf/ambari/blob/ab4b864c/ambari-server/src/main/resources/common-services/YARN/3.0.0/package/alerts/alert_nodemanagers_summary.py
----------------------------------------------------------------------
diff --git a/ambari-server/src/main/resources/common-services/YARN/3.0.0/package/alerts/alert_nodemanagers_summary.py b/ambari-server/src/main/resources/common-services/YARN/3.0.0/package/alerts/alert_nodemanagers_summary.py
deleted file mode 100644
index adf27ec..0000000
--- a/ambari-server/src/main/resources/common-services/YARN/3.0.0/package/alerts/alert_nodemanagers_summary.py
+++ /dev/null
@@ -1,219 +0,0 @@
-#!/usr/bin/env python
-
-"""
-Licensed to the Apache Software Foundation (ASF) under one
-or more contributor license agreements.  See the NOTICE file
-distributed with this work for additional information
-regarding copyright ownership.  The ASF licenses this file
-to you under the Apache License, Version 2.0 (the
-"License"); you may not use this file except in compliance
-with the License.  You may obtain a copy of the License at
-
-    http://www.apache.org/licenses/LICENSE-2.0
-
-Unless required by applicable law or agreed to in writing, software
-distributed under the License is distributed on an "AS IS" BASIS,
-WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-See the License for the specific language governing permissions and
-limitations under the License.
-"""
-
-import urllib2
-import ambari_simplejson as json # simplejson is much faster comparing to Python 2.6 json module and has the same functions set.
-import logging
-import traceback
-
-from ambari_commons.urllib_handlers import RefreshHeaderProcessor
-from resource_management.libraries.functions.curl_krb_request import curl_krb_request
-from resource_management.libraries.functions.curl_krb_request import DEFAULT_KERBEROS_KINIT_TIMER_MS
-from resource_management.libraries.functions.curl_krb_request import KERBEROS_KINIT_TIMER_PARAMETER
-from resource_management.core.environment import Environment
-
-ERROR_LABEL = '{0} NodeManager{1} {2} unhealthy.'
-OK_LABEL = 'All NodeManagers are healthy'
-
-NODEMANAGER_HTTP_ADDRESS_KEY = '{{yarn-site/yarn.resourcemanager.webapp.address}}'
-NODEMANAGER_HTTPS_ADDRESS_KEY = '{{yarn-site/yarn.resourcemanager.webapp.https.address}}'
-YARN_HTTP_POLICY_KEY = '{{yarn-site/yarn.http.policy}}'
-
-KERBEROS_KEYTAB = '{{yarn-site/yarn.nodemanager.webapp.spnego-keytab-file}}'
-KERBEROS_PRINCIPAL = '{{yarn-site/yarn.nodemanager.webapp.spnego-principal}}'
-SECURITY_ENABLED_KEY = '{{cluster-env/security_enabled}}'
-SMOKEUSER_KEY = '{{cluster-env/smokeuser}}'
-EXECUTABLE_SEARCH_PATHS = '{{kerberos-env/executable_search_paths}}'
-
-CONNECTION_TIMEOUT_KEY = 'connection.timeout'
-CONNECTION_TIMEOUT_DEFAULT = 5.0
-
-LOGGER_EXCEPTION_MESSAGE = "[Alert] NodeManager Health Summary on {0} fails:"
-logger = logging.getLogger('ambari_alerts')
-
-QRY = "Hadoop:service=ResourceManager,name=RMNMInfo"
-
-def get_tokens():
-  """
-  Returns a tuple of tokens in the format {{site/property}} that will be used
-  to build the dictionary passed into execute
-  """
-  return NODEMANAGER_HTTP_ADDRESS_KEY, NODEMANAGER_HTTPS_ADDRESS_KEY, EXECUTABLE_SEARCH_PATHS, \
-    YARN_HTTP_POLICY_KEY, SMOKEUSER_KEY, KERBEROS_KEYTAB, KERBEROS_PRINCIPAL, SECURITY_ENABLED_KEY
-
-
-def execute(configurations={}, parameters={}, host_name=None):
-  """
-  Returns a tuple containing the result code and a pre-formatted result label
-
-  Keyword arguments:
-  configurations (dictionary): a mapping of configuration key to value
-  parameters (dictionary): a mapping of script parameter key to value
-  host_name (string): the name of this host where the alert is running
-  """
-
-  if configurations is None:
-    return (('UNKNOWN', ['There were no configurations supplied to the script.']))
-
-  scheme = 'http'  
-  http_uri = None
-  https_uri = None
-  http_policy = 'HTTP_ONLY'
-
-  security_enabled = False
-  if SECURITY_ENABLED_KEY in configurations:
-    security_enabled = str(configurations[SECURITY_ENABLED_KEY]).upper() == 'TRUE'
-
-  executable_paths = None
-  if EXECUTABLE_SEARCH_PATHS in configurations:
-    executable_paths = configurations[EXECUTABLE_SEARCH_PATHS]
-
-  kerberos_keytab = None
-  if KERBEROS_KEYTAB in configurations:
-    kerberos_keytab = configurations[KERBEROS_KEYTAB]
-
-  kerberos_principal = None
-  if KERBEROS_PRINCIPAL in configurations:
-    kerberos_principal = configurations[KERBEROS_PRINCIPAL]
-    kerberos_principal = kerberos_principal.replace('_HOST', host_name)
-
-  if NODEMANAGER_HTTP_ADDRESS_KEY in configurations:
-    http_uri = configurations[NODEMANAGER_HTTP_ADDRESS_KEY]
-
-  if NODEMANAGER_HTTPS_ADDRESS_KEY in configurations:
-    https_uri = configurations[NODEMANAGER_HTTPS_ADDRESS_KEY]
-
-  if YARN_HTTP_POLICY_KEY in configurations:
-    http_policy = configurations[YARN_HTTP_POLICY_KEY]
-    
-  if SMOKEUSER_KEY in configurations:
-    smokeuser = configurations[SMOKEUSER_KEY]
-
-  # parse script arguments
-  connection_timeout = CONNECTION_TIMEOUT_DEFAULT
-  if CONNECTION_TIMEOUT_KEY in parameters:
-    connection_timeout = float(parameters[CONNECTION_TIMEOUT_KEY])
-
-  kinit_timer_ms = parameters.get(KERBEROS_KINIT_TIMER_PARAMETER, DEFAULT_KERBEROS_KINIT_TIMER_MS)
-
-  # determine the right URI and whether to use SSL
-  uri = http_uri
-  if http_policy == 'HTTPS_ONLY':
-    scheme = 'https'
-
-    if https_uri is not None:
-      uri = https_uri
-
-  uri = str(host_name) + ":" + uri.split(":")[1]
-  live_nodemanagers_qry = "{0}://{1}/jmx?qry={2}".format(scheme, uri, QRY)
-  convert_to_json_failed = False
-  response_code = None
-  try:
-    if kerberos_principal is not None and kerberos_keytab is not None and security_enabled:
-      env = Environment.get_instance()
-
-      # curl requires an integer timeout
-      curl_connection_timeout = int(connection_timeout)
-
-      url_response, error_msg, time_millis  = curl_krb_request(env.tmp_dir, kerberos_keytab, kerberos_principal,
-        live_nodemanagers_qry, "nm_health_summary_alert", executable_paths, False,
-        "NodeManager Health Summary", smokeuser, connection_timeout=curl_connection_timeout,
-        kinit_timer_ms = kinit_timer_ms)
-
-      try:
-        url_response_json = json.loads(url_response)
-        live_nodemanagers = json.loads(find_value_in_jmx(url_response_json, "LiveNodeManagers", live_nodemanagers_qry))
-      except ValueError, error:
-        convert_to_json_failed = True
-        logger.exception("[Alert][{0}] Convert response to json failed or json doesn't contain needed data: {1}".
-        format("NodeManager Health Summary", str(error)))
-
-      if convert_to_json_failed:
-        response_code, error_msg, time_millis  = curl_krb_request(env.tmp_dir, kerberos_keytab, kerberos_principal,
-          live_nodemanagers_qry, "nm_health_summary_alert", executable_paths, True,
-          "NodeManager Health Summary", smokeuser, connection_timeout=curl_connection_timeout,
-          kinit_timer_ms = kinit_timer_ms)
-    else:
-      live_nodemanagers = json.loads(get_value_from_jmx(live_nodemanagers_qry,
-      "LiveNodeManagers", connection_timeout))
-
-    if kerberos_principal is not None and kerberos_keytab is not None and security_enabled:
-      if response_code in [200, 307] and convert_to_json_failed:
-        return ('UNKNOWN', ['HTTP {0} response (metrics unavailable)'.format(str(response_code))])
-      elif convert_to_json_failed and response_code not in [200, 307]:
-        raise Exception("[Alert][NodeManager Health Summary] Getting data from {0} failed with http code {1}".format(
-          str(live_nodemanagers_qry), str(response_code)))
-
-    unhealthy_count = 0
-
-    for nodemanager in live_nodemanagers:
-      health_report = nodemanager['State']
-      if health_report == 'UNHEALTHY':
-        unhealthy_count += 1
-
-    if unhealthy_count == 0:
-      result_code = 'OK'
-      label = OK_LABEL
-    else:
-      result_code = 'CRITICAL'
-      if unhealthy_count == 1:
-        label = ERROR_LABEL.format(unhealthy_count, '', 'is')
-      else:
-        label = ERROR_LABEL.format(unhealthy_count, 's', 'are')
-
-  except:
-    label = traceback.format_exc()
-    result_code = 'UNKNOWN'
-
-  return (result_code, [label])
-
-
-def get_value_from_jmx(query, jmx_property, connection_timeout):
-  response = None
-  
-  try:
-    # use a customer header process that will look for the non-standard
-    # "Refresh" header and attempt to follow the redirect
-    url_opener = urllib2.build_opener(RefreshHeaderProcessor())
-    response = url_opener.open(query, timeout=connection_timeout)
-
-    data = response.read()
-    data_dict = json.loads(data)
-    return find_value_in_jmx(data_dict, jmx_property, query)
-  finally:
-    if response is not None:
-      try:
-        response.close()
-      except:
-        pass
-
-
-def find_value_in_jmx(data_dict, jmx_property, query):
-  json_data = data_dict["beans"][0]
-
-  if jmx_property not in json_data:
-    beans = data_dict['beans']
-    for jmx_prop_list_item in beans:
-      if "name" in jmx_prop_list_item and jmx_prop_list_item["name"] == QRY:
-        if jmx_property not in jmx_prop_list_item:
-          raise Exception("Unable to find {0} in JSON from {1} ".format(jmx_property, query))
-        json_data = jmx_prop_list_item
-
-  return json_data[jmx_property]
\ No newline at end of file

http://git-wip-us.apache.org/repos/asf/ambari/blob/ab4b864c/ambari-server/src/main/resources/common-services/YARN/3.0.0/package/files/validateYarnComponentStatusWindows.py
----------------------------------------------------------------------
diff --git a/ambari-server/src/main/resources/common-services/YARN/3.0.0/package/files/validateYarnComponentStatusWindows.py b/ambari-server/src/main/resources/common-services/YARN/3.0.0/package/files/validateYarnComponentStatusWindows.py
deleted file mode 100644
index 5e2b4d9..0000000
--- a/ambari-server/src/main/resources/common-services/YARN/3.0.0/package/files/validateYarnComponentStatusWindows.py
+++ /dev/null
@@ -1,161 +0,0 @@
-#!/usr/bin/env python
-
-'''
-Licensed to the Apache Software Foundation (ASF) under one
-or more contributor license agreements.  See the NOTICE file
-distributed with this work for additional information
-regarding copyright ownership.  The ASF licenses this file
-to you under the Apache License, Version 2.0 (the
-"License"); you may not use this file except in compliance
-with the License.  You may obtain a copy of the License at
-
-    http://www.apache.org/licenses/LICENSE-2.0
-
-Unless required by applicable law or agreed to in writing, software
-distributed under the License is distributed on an "AS IS" BASIS,
-WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-See the License for the specific language governing permissions and
-limitations under the License.
-'''
-
-import optparse
-import subprocess
-import ambari_simplejson as json # simplejson is much faster comparing to Python 2.6 json module and has the same functions set.
-import urllib2
-
-RESOURCEMANAGER = 'rm'
-NODEMANAGER = 'nm'
-HISTORYSERVER = 'hs'
-
-STARTED_STATE = 'STARTED'
-RUNNING_STATE = 'RUNNING'
-
-#Return reponse for given path and address
-def getResponse(path, address, ssl_enabled):
-  if ssl_enabled:
-    url = 'https://' + address + path
-  else:
-    url = 'http://' + address + path
-
-  try:
-    handle = urllib2.urlopen(url)
-    output = handle.read()
-    handle.close()
-    response = json.loads(output)
-    if response == None:
-      print 'There is no response for url: ' + str(url)
-      exit(1)
-    return response
-  except Exception as e:
-    print 'Error getting response for url:' + str(url), e
-    exit(1)
-
-#Verify that REST api is available for given component
-def validateAvailability(component, path, address, ssl_enabled):
-
-  try:
-    response = getResponse(path, address, ssl_enabled)
-    is_valid = validateAvailabilityResponse(component, response)
-    if not is_valid:
-      exit(1)
-  except Exception as e:
-    print 'Error checking availability status of component', e
-    exit(1)
-
-#Validate component-specific response
-def validateAvailabilityResponse(component, response):
-  try:
-    if component == RESOURCEMANAGER:
-      rm_state = response['clusterInfo']['state']
-      if rm_state == STARTED_STATE:
-        return True
-      else:
-        print 'Resourcemanager is not started'
-        return False
-
-    elif component == NODEMANAGER:
-      node_healthy = bool(response['nodeInfo']['nodeHealthy'])
-      if node_healthy:
-        return True
-      else:
-        return False
-    elif component == HISTORYSERVER:
-      hs_start_time = response['historyInfo']['startedOn']
-      if hs_start_time > 0:
-        return True
-      else:
-        return False
-    else:
-      return False
-  except Exception as e:
-    print 'Error validation of availability response for ' + str(component), e
-    return False
-
-#Verify that component has required resources to work
-def validateAbility(component, path, address, ssl_enabled):
-
-  try:
-    response = getResponse(path, address, ssl_enabled)
-    is_valid = validateAbilityResponse(component, response)
-    if not is_valid:
-      exit(1)
-  except Exception as e:
-    print 'Error checking ability of component', e
-    exit(1)
-
-#Validate component-specific response that it has required resources to work
-def validateAbilityResponse(component, response):
-  try:
-    if component == RESOURCEMANAGER:
-      nodes = []
-      if response.has_key('nodes') and not response['nodes'] == None and response['nodes'].has_key('node'):
-        nodes = response['nodes']['node']
-      connected_nodes_count = len(nodes)
-      if connected_nodes_count == 0:
-        print 'There is no connected nodemanagers to resourcemanager'
-        return False
-      active_nodes = filter(lambda x: x['state'] == RUNNING_STATE, nodes)
-      active_nodes_count = len(active_nodes)
-
-      if connected_nodes_count == 0:
-        print 'There is no connected active nodemanagers to resourcemanager'
-        return False
-      else:
-        return True
-    else:
-      return False
-  except Exception as e:
-    print 'Error validation of ability response', e
-    return False
-
-#
-# Main.
-#
-def main():
-  parser = optparse.OptionParser(usage="usage: %prog [options] component ")
-  parser.add_option("-p", "--port", dest="address", help="Host:Port for REST API of a desired component")
-  parser.add_option("-s", "--ssl", dest="ssl_enabled", help="Is SSL enabled for UI of component")
-
-  (options, args) = parser.parse_args()
-
-  component = args[0]
-
-  address = options.address
-  ssl_enabled = (options.ssl_enabled) in 'true'
-  if component == RESOURCEMANAGER:
-    path = '/ws/v1/cluster/info'
-  elif component == NODEMANAGER:
-    path = '/ws/v1/node/info'
-  elif component == HISTORYSERVER:
-    path = '/ws/v1/history/info'
-  else:
-    parser.error("Invalid component")
-
-  validateAvailability(component, path, address, ssl_enabled)
-
-  if component == RESOURCEMANAGER:
-    path = '/ws/v1/cluster/nodes'
-    validateAbility(component, path, address, ssl_enabled)
-
-if __name__ == "__main__":
-  main()

http://git-wip-us.apache.org/repos/asf/ambari/blob/ab4b864c/ambari-server/src/main/resources/common-services/YARN/3.0.0/package/scripts/__init__.py
----------------------------------------------------------------------
diff --git a/ambari-server/src/main/resources/common-services/YARN/3.0.0/package/scripts/__init__.py b/ambari-server/src/main/resources/common-services/YARN/3.0.0/package/scripts/__init__.py
deleted file mode 100644
index 35de4bb..0000000
--- a/ambari-server/src/main/resources/common-services/YARN/3.0.0/package/scripts/__init__.py
+++ /dev/null
@@ -1,20 +0,0 @@
-"""
-Licensed to the Apache Software Foundation (ASF) under one
-or more contributor license agreements.  See the NOTICE file
-distributed with this work for additional information
-regarding copyright ownership.  The ASF licenses this file
-to you under the Apache License, Version 2.0 (the
-"License"); you may not use this file except in compliance
-with the License.  You may obtain a copy of the License at
-
-    http://www.apache.org/licenses/LICENSE-2.0
-
-Unless required by applicable law or agreed to in writing, software
-distributed under the License is distributed on an "AS IS" BASIS,
-WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-See the License for the specific language governing permissions and
-limitations under the License.
-
-Ambari Agent
-
-"""

http://git-wip-us.apache.org/repos/asf/ambari/blob/ab4b864c/ambari-server/src/main/resources/common-services/YARN/3.0.0/package/scripts/application_timeline_server.py
----------------------------------------------------------------------
diff --git a/ambari-server/src/main/resources/common-services/YARN/3.0.0/package/scripts/application_timeline_server.py b/ambari-server/src/main/resources/common-services/YARN/3.0.0/package/scripts/application_timeline_server.py
deleted file mode 100644
index 03fff21..0000000
--- a/ambari-server/src/main/resources/common-services/YARN/3.0.0/package/scripts/application_timeline_server.py
+++ /dev/null
@@ -1,162 +0,0 @@
-"""
-Licensed to the Apache Software Foundation (ASF) under one
-or more contributor license agreements.  See the NOTICE file
-distributed with this work for additional information
-regarding copyright ownership.  The ASF licenses this file
-to you under the Apache License, Version 2.0 (the
-"License"); you may not use this file except in compliance
-with the License.  You may obtain a copy of the License at
-
-    http://www.apache.org/licenses/LICENSE-2.0
-
-Unless required by applicable law or agreed to in writing, software
-distributed under the License is distributed on an "AS IS" BASIS,
-WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-See the License for the specific language governing permissions and
-limitations under the License.
-
-Ambari Agent
-
-"""
-
-from resource_management.libraries.script.script import Script
-from resource_management.libraries.functions import conf_select, stack_select
-from resource_management.libraries.functions.constants import StackFeature
-from resource_management.libraries.functions.stack_features import check_stack_feature
-from resource_management.libraries.functions import check_process_status
-from resource_management.libraries.functions.security_commons import build_expectations, \
-  cached_kinit_executor, get_params_from_filesystem, validate_security_config_properties,\
-  FILE_TYPE_XML
-from resource_management.libraries.functions.format import format
-from resource_management.core.logger import Logger
-from resource_management.core.resources.system import Execute
-
-from yarn import yarn
-from service import service
-from ambari_commons import OSConst
-from ambari_commons.os_family_impl import OsFamilyImpl
-
-
-class ApplicationTimelineServer(Script):
-  def install(self, env):
-    self.install_packages(env)
-
-  def start(self, env, upgrade_type=None):
-    import params
-    env.set_params(params)
-    self.configure(env) # FOR SECURITY
-    service('timelineserver', action='start')
-
-  def stop(self, env, upgrade_type=None):
-    import params
-    env.set_params(params)
-    service('timelineserver', action='stop')
-
-  def configure(self, env):
-    import params
-    env.set_params(params)
-    yarn(name='apptimelineserver')
-
-
-@OsFamilyImpl(os_family=OSConst.WINSRV_FAMILY)
-class ApplicationTimelineServerWindows(ApplicationTimelineServer):
-  def status(self, env):
-    service('timelineserver', action='status')
-
-
-@OsFamilyImpl(os_family=OsFamilyImpl.DEFAULT)
-class ApplicationTimelineServerDefault(ApplicationTimelineServer):
-  def get_component_name(self):
-    return "hadoop-yarn-timelineserver"
-
-  def pre_upgrade_restart(self, env, upgrade_type=None):
-    Logger.info("Executing Stack Upgrade pre-restart")
-    import params
-    env.set_params(params)
-
-    if params.version and check_stack_feature(StackFeature.ROLLING_UPGRADE, params.version):
-      conf_select.select(params.stack_name, "hadoop", params.version)
-      stack_select.select("hadoop-yarn-timelineserver", params.version)
-
-  def status(self, env):
-    import status_params
-    env.set_params(status_params)
-    check_process_status(status_params.yarn_historyserver_pid_file)
-
-  def security_status(self, env):
-    import status_params
-    env.set_params(status_params)
-    if status_params.security_enabled:
-      props_value_check = {"yarn.timeline-service.enabled": "true",
-                           "yarn.timeline-service.http-authentication.type": "kerberos",
-                           "yarn.acl.enable": "true"}
-      props_empty_check = ["yarn.timeline-service.principal",
-                           "yarn.timeline-service.keytab",
-                           "yarn.timeline-service.http-authentication.kerberos.principal",
-                           "yarn.timeline-service.http-authentication.kerberos.keytab"]
-
-      props_read_check = ["yarn.timeline-service.keytab",
-                          "yarn.timeline-service.http-authentication.kerberos.keytab"]
-      yarn_site_props = build_expectations('yarn-site', props_value_check, props_empty_check,
-                                                  props_read_check)
-
-      yarn_expectations ={}
-      yarn_expectations.update(yarn_site_props)
-
-      security_params = get_params_from_filesystem(status_params.hadoop_conf_dir,
-                                                   {'yarn-site.xml': FILE_TYPE_XML})
-      result_issues = validate_security_config_properties(security_params, yarn_expectations)
-      if not result_issues: # If all validations passed successfully
-        try:
-          # Double check the dict before calling execute
-          if ( 'yarn-site' not in security_params
-               or 'yarn.timeline-service.keytab' not in security_params['yarn-site']
-               or 'yarn.timeline-service.principal' not in security_params['yarn-site']) \
-            or 'yarn.timeline-service.http-authentication.kerberos.keytab' not in security_params['yarn-site'] \
-            or 'yarn.timeline-service.http-authentication.kerberos.principal' not in security_params['yarn-site']:
-            self.put_structured_out({"securityState": "UNSECURED"})
-            self.put_structured_out(
-              {"securityIssuesFound": "Keytab file or principal are not set property."})
-            return
-
-          cached_kinit_executor(status_params.kinit_path_local,
-                                status_params.yarn_user,
-                                security_params['yarn-site']['yarn.timeline-service.keytab'],
-                                security_params['yarn-site']['yarn.timeline-service.principal'],
-                                status_params.hostname,
-                                status_params.tmp_dir)
-          cached_kinit_executor(status_params.kinit_path_local,
-                                status_params.yarn_user,
-                                security_params['yarn-site']['yarn.timeline-service.http-authentication.kerberos.keytab'],
-                                security_params['yarn-site']['yarn.timeline-service.http-authentication.kerberos.principal'],
-                                status_params.hostname,
-                                status_params.tmp_dir)
-          self.put_structured_out({"securityState": "SECURED_KERBEROS"})
-        except Exception as e:
-          self.put_structured_out({"securityState": "ERROR"})
-          self.put_structured_out({"securityStateErrorInfo": str(e)})
-      else:
-        issues = []
-        for cf in result_issues:
-          issues.append("Configuration file %s did not pass the validation. Reason: %s" % (cf, result_issues[cf]))
-        self.put_structured_out({"securityIssuesFound": ". ".join(issues)})
-        self.put_structured_out({"securityState": "UNSECURED"})
-    else:
-      self.put_structured_out({"securityState": "UNSECURED"})
-
-  def get_log_folder(self):
-    import params
-    return params.yarn_log_dir
-  
-  def get_user(self):
-    import params
-    return params.yarn_user
-
-  def get_pid_files(self):
-    import status_params
-    Execute(format("mv {status_params.yarn_historyserver_pid_file_old} {status_params.yarn_historyserver_pid_file}"),
-            only_if = format("test -e {status_params.yarn_historyserver_pid_file_old}", user=status_params.yarn_user))
-    return [status_params.yarn_historyserver_pid_file]
-
-if __name__ == "__main__":
-  ApplicationTimelineServer().execute()

http://git-wip-us.apache.org/repos/asf/ambari/blob/ab4b864c/ambari-server/src/main/resources/common-services/YARN/3.0.0/package/scripts/historyserver.py
----------------------------------------------------------------------
diff --git a/ambari-server/src/main/resources/common-services/YARN/3.0.0/package/scripts/historyserver.py b/ambari-server/src/main/resources/common-services/YARN/3.0.0/package/scripts/historyserver.py
deleted file mode 100644
index 8f5d380..0000000
--- a/ambari-server/src/main/resources/common-services/YARN/3.0.0/package/scripts/historyserver.py
+++ /dev/null
@@ -1,192 +0,0 @@
-"""
-Licensed to the Apache Software Foundation (ASF) under one
-or more contributor license agreements.  See the NOTICE file
-distributed with this work for additional information
-regarding copyright ownership.  The ASF licenses this file
-to you under the Apache License, Version 2.0 (the
-"License"); you may not use this file except in compliance
-with the License.  You may obtain a copy of the License at
-
-    http://www.apache.org/licenses/LICENSE-2.0
-
-Unless required by applicable law or agreed to in writing, software
-distributed under the License is distributed on an "AS IS" BASIS,
-WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-See the License for the specific language governing permissions and
-limitations under the License.
-
-Ambari Agent
-
-"""
-
-from resource_management.libraries.script.script import Script
-from resource_management.libraries.resources.hdfs_resource import HdfsResource
-from resource_management.libraries.functions import conf_select, stack_select
-from resource_management.libraries.functions.constants import StackFeature
-from resource_management.libraries.functions.stack_features import check_stack_feature
-from resource_management.libraries.functions.check_process_status import check_process_status
-from resource_management.libraries.functions.copy_tarball import copy_to_hdfs
-from resource_management.libraries.functions.security_commons import build_expectations, \
-  cached_kinit_executor, get_params_from_filesystem, validate_security_config_properties, \
-  FILE_TYPE_XML
-from resource_management.core.source import Template
-from resource_management.core.logger import Logger
-
-from install_jars import install_tez_jars
-from yarn import yarn
-from service import service
-from ambari_commons import OSConst
-from ambari_commons.os_family_impl import OsFamilyImpl
-
-
-class HistoryServer(Script):
-  def install(self, env):
-    self.install_packages(env)
-
-  def stop(self, env, upgrade_type=None):
-    import params
-    env.set_params(params)
-    service('historyserver', action='stop', serviceName='mapreduce')
-
-  def configure(self, env):
-    import params
-    env.set_params(params)
-    yarn(name="historyserver")
-
-
-@OsFamilyImpl(os_family=OSConst.WINSRV_FAMILY)
-class HistoryserverWindows(HistoryServer):
-  def start(self, env):
-    import params
-    env.set_params(params)
-    self.configure(env)
-    service('historyserver', action='start', serviceName='mapreduce')
-
-  def status(self, env):
-    service('historyserver', action='status')
-
-
-@OsFamilyImpl(os_family=OsFamilyImpl.DEFAULT)
-class HistoryServerDefault(HistoryServer):
-  def get_component_name(self):
-    return "hadoop-mapreduce-historyserver"
-
-  def pre_upgrade_restart(self, env, upgrade_type=None):
-    Logger.info("Executing Stack Upgrade pre-restart")
-    import params
-    env.set_params(params)
-
-    if params.version and check_stack_feature(StackFeature.ROLLING_UPGRADE, params.version):
-      conf_select.select(params.stack_name, "hadoop", params.version)
-      stack_select.select("hadoop-mapreduce-historyserver", params.version)
-      # MC Hammer said, "Can't touch this"
-      copy_to_hdfs("mapreduce", params.user_group, params.hdfs_user, skip=params.sysprep_skip_copy_tarballs_hdfs)
-      copy_to_hdfs("tez", params.user_group, params.hdfs_user, skip=params.sysprep_skip_copy_tarballs_hdfs)
-      copy_to_hdfs("slider", params.user_group, params.hdfs_user, skip=params.sysprep_skip_copy_tarballs_hdfs)
-      params.HdfsResource(None, action="execute")
-
-  def start(self, env, upgrade_type=None):
-    import params
-    env.set_params(params)
-    self.configure(env) # FOR SECURITY
-
-    if params.stack_version_formatted_major and check_stack_feature(StackFeature.COPY_TARBALL_TO_HDFS, params.stack_version_formatted_major):
-      # MC Hammer said, "Can't touch this"
-      resource_created = copy_to_hdfs(
-        "mapreduce",
-        params.user_group,
-        params.hdfs_user,
-        skip=params.sysprep_skip_copy_tarballs_hdfs)
-      resource_created = copy_to_hdfs(
-        "tez",
-        params.user_group,
-        params.hdfs_user,
-        skip=params.sysprep_skip_copy_tarballs_hdfs) or resource_created
-      resource_created = copy_to_hdfs(
-        "slider",
-        params.user_group,
-        params.hdfs_user,
-        skip=params.sysprep_skip_copy_tarballs_hdfs) or resource_created
-      if resource_created:
-        params.HdfsResource(None, action="execute")
-    else:
-      # In stack versions before copy_tarball_to_hdfs support tez.tar.gz was copied to a different folder in HDFS.
-      install_tez_jars()
-
-    service('historyserver', action='start', serviceName='mapreduce')
-
-  def status(self, env):
-    import status_params
-    env.set_params(status_params)
-    check_process_status(status_params.mapred_historyserver_pid_file)
-
-  def security_status(self, env):
-    import status_params
-    env.set_params(status_params)
-    if status_params.security_enabled:
-      expectations = {}
-      expectations.update(build_expectations('mapred-site',
-                                             None,
-                                             [
-                                               'mapreduce.jobhistory.keytab',
-                                               'mapreduce.jobhistory.principal',
-                                               'mapreduce.jobhistory.webapp.spnego-keytab-file',
-                                               'mapreduce.jobhistory.webapp.spnego-principal'
-                                             ],
-                                             None))
-
-      security_params = get_params_from_filesystem(status_params.hadoop_conf_dir,
-                                                   {'mapred-site.xml': FILE_TYPE_XML})
-      result_issues = validate_security_config_properties(security_params, expectations)
-      if not result_issues: # If all validations passed successfully
-        try:
-          # Double check the dict before calling execute
-          if ( 'mapred-site' not in security_params or
-               'mapreduce.jobhistory.keytab' not in security_params['mapred-site'] or
-               'mapreduce.jobhistory.principal' not in security_params['mapred-site'] or
-               'mapreduce.jobhistory.webapp.spnego-keytab-file' not in security_params['mapred-site'] or
-               'mapreduce.jobhistory.webapp.spnego-principal' not in security_params['mapred-site']):
-            self.put_structured_out({"securityState": "UNSECURED"})
-            self.put_structured_out(
-              {"securityIssuesFound": "Keytab file or principal not set."})
-            return
-
-          cached_kinit_executor(status_params.kinit_path_local,
-                                status_params.mapred_user,
-                                security_params['mapred-site']['mapreduce.jobhistory.keytab'],
-                                security_params['mapred-site']['mapreduce.jobhistory.principal'],
-                                status_params.hostname,
-                                status_params.tmp_dir)
-          cached_kinit_executor(status_params.kinit_path_local,
-                                status_params.mapred_user,
-                                security_params['mapred-site']['mapreduce.jobhistory.webapp.spnego-keytab-file'],
-                                security_params['mapred-site']['mapreduce.jobhistory.webapp.spnego-principal'],
-                                status_params.hostname,
-                                status_params.tmp_dir)
-          self.put_structured_out({"securityState": "SECURED_KERBEROS"})
-        except Exception as e:
-          self.put_structured_out({"securityState": "ERROR"})
-          self.put_structured_out({"securityStateErrorInfo": str(e)})
-      else:
-        issues = []
-        for cf in result_issues:
-          issues.append("Configuration file %s did not pass the validation. Reason: %s" % (cf, result_issues[cf]))
-        self.put_structured_out({"securityIssuesFound": ". ".join(issues)})
-        self.put_structured_out({"securityState": "UNSECURED"})
-    else:
-      self.put_structured_out({"securityState": "UNSECURED"})
-
-  def get_log_folder(self):
-    import params
-    return params.mapred_log_dir
-
-  def get_user(self):
-    import params
-    return params.mapred_user
-
-  def get_pid_files(self):
-    import status_params
-    return [status_params.mapred_historyserver_pid_file]
-
-if __name__ == "__main__":
-  HistoryServer().execute()

http://git-wip-us.apache.org/repos/asf/ambari/blob/ab4b864c/ambari-server/src/main/resources/common-services/YARN/3.0.0/package/scripts/install_jars.py
----------------------------------------------------------------------
diff --git a/ambari-server/src/main/resources/common-services/YARN/3.0.0/package/scripts/install_jars.py b/ambari-server/src/main/resources/common-services/YARN/3.0.0/package/scripts/install_jars.py
deleted file mode 100644
index 728a014..0000000
--- a/ambari-server/src/main/resources/common-services/YARN/3.0.0/package/scripts/install_jars.py
+++ /dev/null
@@ -1,99 +0,0 @@
-#!/usr/bin/env python
-"""
-Licensed to the Apache Software Foundation (ASF) under one
-or more contributor license agreements.  See the NOTICE file
-distributed with this work for additional information
-regarding copyright ownership.  The ASF licenses this file
-to you under the Apache License, Version 2.0 (the
-"License"); you may not use this file except in compliance
-with the License.  You may obtain a copy of the License at
-
-    http://www.apache.org/licenses/LICENSE-2.0
-
-Unless required by applicable law or agreed to in writing, software
-distributed under the License is distributed on an "AS IS" BASIS,
-WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-See the License for the specific language governing permissions and
-limitations under the License.
-
-"""
-
-from resource_management.libraries.functions.format import format
-import os
-import glob
-
-def install_tez_jars():
-  import params
-
-  destination_hdfs_dirs = get_tez_hdfs_dir_paths(params.tez_lib_uris)
-
-  # If tez libraries are to be stored in hdfs
-  if destination_hdfs_dirs:
-    for hdfs_dir in destination_hdfs_dirs:
-      params.HdfsResource(hdfs_dir,
-                           type="directory",
-                           action="create_on_execute",
-                           owner=params.tez_user,
-                           mode=0755
-      )
-
-    app_dir_path = None
-    lib_dir_path = None
-
-    if len(destination_hdfs_dirs) > 0:
-      for path in destination_hdfs_dirs:
-        if 'lib' in path:
-          lib_dir_path = path
-        else:
-          app_dir_path = path
-        pass
-      pass
-    pass
-
-    tez_jars = {}
-    if app_dir_path:
-      tez_jars[params.tez_local_api_jars] = app_dir_path
-    if lib_dir_path:
-      tez_jars[params.tez_local_lib_jars] = lib_dir_path
-
-    for src_file_regex, dest_dir in tez_jars.iteritems():
-      for src_filepath in glob.glob(src_file_regex):
-        src_filename = os.path.basename(src_filepath)
-        params.HdfsResource(format("{dest_dir}/{src_filename}"),
-                            type="file",
-                            action="create_on_execute",
-                            source=src_filepath,
-                            mode=0755,
-                            owner=params.tez_user
-         )
-        
-    for src_file_regex, dest_dir in tez_jars.iteritems():
-      for src_filepath in glob.glob(src_file_regex):
-        src_filename = os.path.basename(src_filepath)
-        params.HdfsResource(format("{dest_dir}/{src_filename}"),
-                            type="file",
-                            action="create_on_execute",
-                            source=src_filepath,
-                            mode=0755,
-                            owner=params.tez_user
-         )
-    params.HdfsResource(None, action="execute")
-
-
-def get_tez_hdfs_dir_paths(tez_lib_uris = None):
-  hdfs_path_prefix = 'hdfs://'
-  lib_dir_paths = []
-  if tez_lib_uris and tez_lib_uris.strip().find(hdfs_path_prefix, 0) != -1:
-    dir_paths = tez_lib_uris.split(',')
-    for path in dir_paths:
-      if not "tez.tar.gz" in path:
-        lib_dir_path = path.replace(hdfs_path_prefix, '')
-        lib_dir_path = lib_dir_path if lib_dir_path.endswith(os.sep) else lib_dir_path + os.sep
-        lib_dir_paths.append(lib_dir_path)
-      else:
-        lib_dir_path = path.replace(hdfs_path_prefix, '')
-        lib_dir_paths.append(os.path.dirname(lib_dir_path))
-    pass
-  pass
-
-  return lib_dir_paths

http://git-wip-us.apache.org/repos/asf/ambari/blob/ab4b864c/ambari-server/src/main/resources/common-services/YARN/3.0.0/package/scripts/mapred_service_check.py
----------------------------------------------------------------------
diff --git a/ambari-server/src/main/resources/common-services/YARN/3.0.0/package/scripts/mapred_service_check.py b/ambari-server/src/main/resources/common-services/YARN/3.0.0/package/scripts/mapred_service_check.py
deleted file mode 100644
index 6288ac0..0000000
--- a/ambari-server/src/main/resources/common-services/YARN/3.0.0/package/scripts/mapred_service_check.py
+++ /dev/null
@@ -1,172 +0,0 @@
-"""
-Licensed to the Apache Software Foundation (ASF) under one
-or more contributor license agreements.  See the NOTICE file
-distributed with this work for additional information
-regarding copyright ownership.  The ASF licenses this file
-to you under the Apache License, Version 2.0 (the
-"License"); you may not use this file except in compliance
-with the License.  You may obtain a copy of the License at
-
-    http://www.apache.org/licenses/LICENSE-2.0
-
-Unless required by applicable law or agreed to in writing, software
-distributed under the License is distributed on an "AS IS" BASIS,
-WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-See the License for the specific language governing permissions and
-limitations under the License.
-
-Ambari Agent
-
-"""
-
-import sys
-from resource_management.libraries.script.script import Script
-from resource_management.libraries.resources.execute_hadoop import ExecuteHadoop
-from resource_management.libraries.functions.format import format
-from resource_management.core.resources.system import Execute, File
-from resource_management.core.source import StaticFile
-from ambari_commons import OSConst
-from ambari_commons.os_family_impl import OsFamilyImpl
-from resource_management.core.logger import Logger
-
-
-class MapReduce2ServiceCheck(Script):
-  def service_check(self, env):
-    pass
-
-
-@OsFamilyImpl(os_family=OSConst.WINSRV_FAMILY)
-class MapReduce2ServiceCheckWindows(MapReduce2ServiceCheck):
-  def service_check(self, env):
-    import params
-
-    env.set_params(params)
-
-    component_type = 'hs'
-    if params.hadoop_ssl_enabled:
-      component_address = params.hs_webui_address
-    else:
-      component_address = params.hs_webui_address
-
-    validateStatusFileName = "validateYarnComponentStatusWindows.py"
-    validateStatusFilePath = os.path.join(os.path.dirname(params.hadoop_home), "temp", validateStatusFileName)
-    python_executable = sys.executable
-    validateStatusCmd = "{0} {1} {2} -p {3} -s {4}".format(
-      python_executable, validateStatusFilePath, component_type, component_address, params.hadoop_ssl_enabled)
-
-    if params.security_enabled:
-      kinit_cmd = "{0} -kt {1} {2};".format(params.kinit_path_local, params.smoke_user_keytab, params.smokeuser)
-      smoke_cmd = kinit_cmd + validateStatusCmd
-    else:
-      smoke_cmd = validateStatusCmd
-
-    File(validateStatusFilePath,
-         content=StaticFile(validateStatusFileName)
-    )
-
-    Execute(smoke_cmd,
-            tries=3,
-            try_sleep=5,
-            logoutput=True
-    )
-
-    # hadoop_exe = os.path.join(params.hadoop_home, "bin", "hadoop")
-    #
-    # tested_file = os.path.join(params.hadoop_home, "bin", "hadoop.cmd")
-    # jar_path = os.path.join(params.hadoop_mapred2_jar_location, params.hadoopMapredExamplesJarName)
-    # input_file = format("/user/hadoop/mapredsmokeinput")
-    # output_file = format("/user/hadoop/mapredsmokeoutput")
-    # cleanup_cmd = format("cmd /C {hadoop_exe} fs -rm -r -f {output_file} {input_file}")
-    # create_file_cmd = format("cmd /C {hadoop_exe} fs -put {tested_file} {input_file}")
-    # run_wordcount_job = format("cmd /C {hadoop_exe} jar {jar_path} wordcount {input_file} {output_file}")
-    # test_cmd = format("cmd /C {hadoop_exe} fs -test -e {output_file}")
-    #
-    # if params.security_enabled:
-    #   kinit_cmd = "{0} -kt {1} {2};".format(kinit_path_local, smoke_user_keytab, smokeuser)
-    #   Execute(kinit_cmd)
-    #
-    # Execute(cleanup_cmd,
-    #         tries=1,
-    #         try_sleep=5,
-    #         logoutput=True,
-    #         user=params.hdfs_user
-    # )
-    #
-    # Execute(create_file_cmd,
-    #         tries=1,
-    #         try_sleep=5,
-    #         logoutput=True,
-    #         user=params.hdfs_user
-    # )
-    #
-    # Execute(run_wordcount_job,
-    #         tries=1,
-    #         try_sleep=5,
-    #         logoutput=True,
-    #         user=params.hdfs_user
-    # )
-    #
-    # Execute(test_cmd,
-    #         logoutput=True,
-    #         user=params.hdfs_user
-    # )
-
-
-@OsFamilyImpl(os_family=OsFamilyImpl.DEFAULT)
-class MapReduce2ServiceCheckDefault(MapReduce2ServiceCheck):
-  def service_check(self, env):
-    import params
-    env.set_params(params)
-
-    jar_path = format("{hadoop_mapred2_jar_location}/{hadoopMapredExamplesJarName}")
-    input_file = format("/user/{smokeuser}/mapredsmokeinput")
-    output_file = format("/user/{smokeuser}/mapredsmokeoutput")
-
-    test_cmd = format("fs -test -e {output_file}")
-    run_wordcount_job = format("jar {jar_path} wordcount {input_file} {output_file}")
-
-    params.HdfsResource(format("/user/{smokeuser}"),
-                      type="directory",
-                      action="create_on_execute",
-                      owner=params.smokeuser,
-                      mode=params.smoke_hdfs_user_mode,
-    )
-    params.HdfsResource(output_file,
-                        action = "delete_on_execute",
-                        type = "directory",
-                        dfs_type = params.dfs_type,
-    )
-    params.HdfsResource(input_file,
-                        action = "create_on_execute",
-                        type = "file",
-                        source = "/etc/passwd",
-                        dfs_type = params.dfs_type,
-    )
-    params.HdfsResource(None, action="execute")
-
-    # initialize the ticket
-    if params.security_enabled:
-      kinit_cmd = format("{kinit_path_local} -kt {smoke_user_keytab} {smokeuser_principal};")
-      Execute(kinit_cmd, user=params.smokeuser)
-
-    ExecuteHadoop(run_wordcount_job,
-                  tries=1,
-                  try_sleep=5,
-                  user=params.smokeuser,
-                  bin_dir=params.execute_path,
-                  conf_dir=params.hadoop_conf_dir,
-                  logoutput=True)
-
-    # the ticket may have expired, so re-initialize
-    if params.security_enabled:
-      kinit_cmd = format("{kinit_path_local} -kt {smoke_user_keytab} {smokeuser_principal};")
-      Execute(kinit_cmd, user=params.smokeuser)
-
-    ExecuteHadoop(test_cmd,
-                  user=params.smokeuser,
-                  bin_dir=params.execute_path,
-                  conf_dir=params.hadoop_conf_dir)
-
-
-if __name__ == "__main__":
-  MapReduce2ServiceCheck().execute()

http://git-wip-us.apache.org/repos/asf/ambari/blob/ab4b864c/ambari-server/src/main/resources/common-services/YARN/3.0.0/package/scripts/mapreduce2_client.py
----------------------------------------------------------------------
diff --git a/ambari-server/src/main/resources/common-services/YARN/3.0.0/package/scripts/mapreduce2_client.py b/ambari-server/src/main/resources/common-services/YARN/3.0.0/package/scripts/mapreduce2_client.py
deleted file mode 100644
index 424157b..0000000
--- a/ambari-server/src/main/resources/common-services/YARN/3.0.0/package/scripts/mapreduce2_client.py
+++ /dev/null
@@ -1,98 +0,0 @@
-"""
-Licensed to the Apache Software Foundation (ASF) under one
-or more contributor license agreements.  See the NOTICE file
-distributed with this work for additional information
-regarding copyright ownership.  The ASF licenses this file
-to you under the Apache License, Version 2.0 (the
-"License"); you may not use this file except in compliance
-with the License.  You may obtain a copy of the License at
-
-    http://www.apache.org/licenses/LICENSE-2.0
-
-Unless required by applicable law or agreed to in writing, software
-distributed under the License is distributed on an "AS IS" BASIS,
-WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-See the License for the specific language governing permissions and
-limitations under the License.
-
-Ambari Agent
-
-"""
-# Python imports
-import os
-import sys
-
-# Local imports
-from resource_management.libraries.script.script import Script
-from resource_management.libraries.functions import conf_select, stack_select
-from resource_management.libraries.functions.constants import StackFeature
-from resource_management.libraries.functions.stack_features import check_stack_feature
-from resource_management.core.exceptions import ClientComponentHasNoStatus
-from yarn import yarn
-from ambari_commons import OSConst
-from ambari_commons.os_family_impl import OsFamilyImpl
-from resource_management.core.logger import Logger
-
-
-class MapReduce2Client(Script):
-  def install(self, env):
-    import params
-    self.install_packages(env)
-    self.configure(env)
-
-  def configure(self, env, config_dir=None, upgrade_type=None):
-    """
-    :param env: Python environment
-    :param config_dir: During rolling upgrade, which config directory to save configs to.
-    """
-    import params
-    env.set_params(params)
-    yarn(config_dir=config_dir)
-
-  def status(self, env):
-    raise ClientComponentHasNoStatus()
-
-  def stack_upgrade_save_new_config(self, env):
-    """
-    Because this gets called during a Rolling Upgrade, the new mapreduce configs have already been saved, so we must be
-    careful to only call configure() on the directory of the new version.
-    :param env:
-    """
-    import params
-    env.set_params(params)
-
-    conf_select_name = "hadoop"
-    base_dir = os.path.dirname(os.path.dirname(os.path.realpath(__file__)))
-    config_dir = self.get_config_dir_during_stack_upgrade(env, base_dir, conf_select_name)
-
-    if config_dir:
-      Logger.info("stack_upgrade_save_new_config(): Calling conf-select on %s using version %s" % (conf_select_name, str(params.version)))
-
-      # Because this script was called from ru_execute_tasks.py which already enters an Environment with its own basedir,
-      # must change it now so this function can find the Jinja Templates for the service.
-      env.config.basedir = base_dir
-      conf_select.select(params.stack_name, conf_select_name, params.version)
-      self.configure(env, config_dir=config_dir)
-
-
-@OsFamilyImpl(os_family=OSConst.WINSRV_FAMILY)
-class MapReduce2ClientWindows(MapReduce2Client):
-  pass
-
-
-@OsFamilyImpl(os_family=OsFamilyImpl.DEFAULT)
-class MapReduce2ClientDefault(MapReduce2Client):
-  def get_component_name(self):
-    return "hadoop-client"
-
-  def pre_upgrade_restart(self, env, upgrade_type=None):
-    import params
-    env.set_params(params)
-
-    if params.version and check_stack_feature(StackFeature.ROLLING_UPGRADE, params.version):
-      conf_select.select(params.stack_name, "hadoop", params.version)
-      stack_select.select("hadoop-client", params.version)
-
-
-if __name__ == "__main__":
-  MapReduce2Client().execute()

http://git-wip-us.apache.org/repos/asf/ambari/blob/ab4b864c/ambari-server/src/main/resources/common-services/YARN/3.0.0/package/scripts/nodemanager.py
----------------------------------------------------------------------
diff --git a/ambari-server/src/main/resources/common-services/YARN/3.0.0/package/scripts/nodemanager.py b/ambari-server/src/main/resources/common-services/YARN/3.0.0/package/scripts/nodemanager.py
deleted file mode 100644
index 133d2e1..0000000
--- a/ambari-server/src/main/resources/common-services/YARN/3.0.0/package/scripts/nodemanager.py
+++ /dev/null
@@ -1,166 +0,0 @@
-"""
-Licensed to the Apache Software Foundation (ASF) under one
-or more contributor license agreements.  See the NOTICE file
-distributed with this work for additional information
-regarding copyright ownership.  The ASF licenses this file
-to you under the Apache License, Version 2.0 (the
-"License"); you may not use this file except in compliance
-with the License.  You may obtain a copy of the License at
-
-    http://www.apache.org/licenses/LICENSE-2.0
-
-Unless required by applicable law or agreed to in writing, software
-distributed under the License is distributed on an "AS IS" BASIS,
-WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-See the License for the specific language governing permissions and
-limitations under the License.
-
-Ambari Agent
-
-"""
-
-import nodemanager_upgrade
-
-from resource_management.libraries.script.script import Script
-from resource_management.libraries.functions import conf_select, stack_select
-from resource_management.libraries.functions.constants import StackFeature
-from resource_management.libraries.functions.stack_features import check_stack_feature
-from resource_management.libraries.functions.check_process_status import check_process_status
-from resource_management.libraries.functions.format import format
-from resource_management.libraries.functions.security_commons import build_expectations, \
-  cached_kinit_executor, get_params_from_filesystem, validate_security_config_properties, \
-  FILE_TYPE_XML
-from resource_management.core.logger import Logger
-from yarn import yarn
-from service import service
-from ambari_commons import OSConst
-from ambari_commons.os_family_impl import OsFamilyImpl
-
-
-class Nodemanager(Script):
-  def install(self, env):
-    self.install_packages(env)
-
-  def stop(self, env, upgrade_type=None):
-    import params
-    env.set_params(params)
-    service('nodemanager',action='stop')
-
-  def start(self, env, upgrade_type=None):
-    import params
-    env.set_params(params)
-    self.configure(env) # FOR SECURITY
-    service('nodemanager',action='start')
-
-  def configure(self, env):
-    import params
-    env.set_params(params)
-    yarn(name="nodemanager")
-
-
-@OsFamilyImpl(os_family=OSConst.WINSRV_FAMILY)
-class NodemanagerWindows(Nodemanager):
-  def status(self, env):
-    service('nodemanager', action='status')
-
-
-@OsFamilyImpl(os_family=OsFamilyImpl.DEFAULT)
-class NodemanagerDefault(Nodemanager):
-  def get_component_name(self):
-    return "hadoop-yarn-nodemanager"
-
-  def pre_upgrade_restart(self, env, upgrade_type=None):
-    Logger.info("Executing NodeManager Stack Upgrade pre-restart")
-    import params
-    env.set_params(params)
-
-    if params.version and check_stack_feature(StackFeature.ROLLING_UPGRADE, params.version):
-      conf_select.select(params.stack_name, "hadoop", params.version)
-      stack_select.select("hadoop-yarn-nodemanager", params.version)
-
-  def post_upgrade_restart(self, env, upgrade_type=None):
-    Logger.info("Executing NodeManager Stack Upgrade post-restart")
-    import params
-    env.set_params(params)
-
-    nodemanager_upgrade.post_upgrade_check()
-
-  def status(self, env):
-    import status_params
-    env.set_params(status_params)
-    check_process_status(status_params.nodemanager_pid_file)
-
-  def security_status(self, env):
-    import status_params
-    env.set_params(status_params)
-    if status_params.security_enabled:
-      props_value_check = {"yarn.timeline-service.http-authentication.type": "kerberos",
-                           "yarn.acl.enable": "true"}
-      props_empty_check = ["yarn.nodemanager.principal",
-                           "yarn.nodemanager.keytab",
-                           "yarn.nodemanager.webapp.spnego-principal",
-                           "yarn.nodemanager.webapp.spnego-keytab-file"]
-
-      props_read_check = ["yarn.nodemanager.keytab",
-                          "yarn.nodemanager.webapp.spnego-keytab-file"]
-      yarn_site_props = build_expectations('yarn-site', props_value_check, props_empty_check,
-                                           props_read_check)
-
-      yarn_expectations ={}
-      yarn_expectations.update(yarn_site_props)
-
-      security_params = get_params_from_filesystem(status_params.hadoop_conf_dir,
-                                                   {'yarn-site.xml': FILE_TYPE_XML})
-      result_issues = validate_security_config_properties(security_params, yarn_site_props)
-      if not result_issues: # If all validations passed successfully
-        try:
-          # Double check the dict before calling execute
-          if ( 'yarn-site' not in security_params
-               or 'yarn.nodemanager.keytab' not in security_params['yarn-site']
-               or 'yarn.nodemanager.principal' not in security_params['yarn-site']) \
-            or 'yarn.nodemanager.webapp.spnego-keytab-file' not in security_params['yarn-site'] \
-            or 'yarn.nodemanager.webapp.spnego-principal' not in security_params['yarn-site']:
-            self.put_structured_out({"securityState": "UNSECURED"})
-            self.put_structured_out(
-              {"securityIssuesFound": "Keytab file or principal are not set property."})
-            return
-
-          cached_kinit_executor(status_params.kinit_path_local,
-                                status_params.yarn_user,
-                                security_params['yarn-site']['yarn.nodemanager.keytab'],
-                                security_params['yarn-site']['yarn.nodemanager.principal'],
-                                status_params.hostname,
-                                status_params.tmp_dir)
-          cached_kinit_executor(status_params.kinit_path_local,
-                                status_params.yarn_user,
-                                security_params['yarn-site']['yarn.nodemanager.webapp.spnego-keytab-file'],
-                                security_params['yarn-site']['yarn.nodemanager.webapp.spnego-principal'],
-                                status_params.hostname,
-                                status_params.tmp_dir)
-          self.put_structured_out({"securityState": "SECURED_KERBEROS"})
-        except Exception as e:
-          self.put_structured_out({"securityState": "ERROR"})
-          self.put_structured_out({"securityStateErrorInfo": str(e)})
-      else:
-        issues = []
-        for cf in result_issues:
-          issues.append("Configuration file %s did not pass the validation. Reason: %s" % (cf, result_issues[cf]))
-        self.put_structured_out({"securityIssuesFound": ". ".join(issues)})
-        self.put_structured_out({"securityState": "UNSECURED"})
-    else:
-      self.put_structured_out({"securityState": "UNSECURED"})
-
-  def get_log_folder(self):
-    import params
-    return params.yarn_log_dir
-  
-  def get_user(self):
-    import params
-    return params.yarn_user
-
-  def get_pid_files(self):
-    import status_params
-    return [status_params.nodemanager_pid_file]
-
-if __name__ == "__main__":
-  Nodemanager().execute()

http://git-wip-us.apache.org/repos/asf/ambari/blob/ab4b864c/ambari-server/src/main/resources/common-services/YARN/3.0.0/package/scripts/nodemanager_upgrade.py
----------------------------------------------------------------------
diff --git a/ambari-server/src/main/resources/common-services/YARN/3.0.0/package/scripts/nodemanager_upgrade.py b/ambari-server/src/main/resources/common-services/YARN/3.0.0/package/scripts/nodemanager_upgrade.py
deleted file mode 100644
index 22cd8cc..0000000
--- a/ambari-server/src/main/resources/common-services/YARN/3.0.0/package/scripts/nodemanager_upgrade.py
+++ /dev/null
@@ -1,74 +0,0 @@
-"""
-Licensed to the Apache Software Foundation (ASF) under one
-or more contributor license agreements.  See the NOTICE file
-distributed with this work for additional information
-regarding copyright ownership.  The ASF licenses this file
-to you under the Apache License, Version 2.0 (the
-"License"); you may not use this file except in compliance
-with the License.  You may obtain a copy of the License at
-
-    http://www.apache.org/licenses/LICENSE-2.0
-
-Unless required by applicable law or agreed to in writing, software
-distributed under the License is distributed on an "AS IS" BASIS,
-WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-See the License for the specific language governing permissions and
-limitations under the License.
-
-"""
-
-import subprocess
-
-from resource_management.core.logger import Logger
-from resource_management.core.exceptions import Fail
-from resource_management.core.resources.system import Execute
-from resource_management.core import shell
-from resource_management.libraries.functions.decorator import retry
-from resource_management.libraries.functions.show_logs import show_logs
-from resource_management.libraries.functions.format import format
-
-
-def post_upgrade_check():
-  '''
-  Checks that the NodeManager has rejoined the cluster.
-  This function will obtain the Kerberos ticket if security is enabled.
-  :return:
-  '''
-  import params
-
-  Logger.info('NodeManager executing "yarn node -list -states=RUNNING" to verify the node has rejoined the cluster...')
-  if params.security_enabled and params.nodemanager_kinit_cmd:
-    Execute(params.nodemanager_kinit_cmd, user=params.yarn_user)
-
-  try:
-    _check_nodemanager_startup()
-  except Fail:
-    show_logs(params.yarn_log_dir, params.yarn_user)
-    raise
-    
-
-@retry(times=30, sleep_time=10, err_class=Fail)
-def _check_nodemanager_startup():
-  '''
-  Checks that a NodeManager is in a RUNNING state in the cluster via
-  "yarn node -list -states=RUNNING" command. Once the NodeManager is found to be
-  alive this method will return, otherwise it will raise a Fail(...) and retry
-  automatically.
-  :return:
-  '''
-  import params
-  import socket
-
-  command = 'yarn node -list -states=RUNNING'
-  return_code, yarn_output = shell.checked_call(command, user=params.yarn_user)
-  
-  hostname = params.hostname.lower()
-  hostname_ip = socket.gethostbyname(params.hostname.lower())
-  nodemanager_address = params.nm_address.lower()
-  yarn_output = yarn_output.lower()
-
-  if hostname in yarn_output or nodemanager_address in yarn_output or hostname_ip in yarn_output:
-    Logger.info('NodeManager with ID \'{0}\' has rejoined the cluster.'.format(nodemanager_address))
-    return
-  else:
-    raise Fail('NodeManager with ID \'{0}\' was not found in the list of running NodeManagers. \'{1}\' output was:\n{2}'.format(nodemanager_address, command, yarn_output))

http://git-wip-us.apache.org/repos/asf/ambari/blob/ab4b864c/ambari-server/src/main/resources/common-services/YARN/3.0.0/package/scripts/params.py
----------------------------------------------------------------------
diff --git a/ambari-server/src/main/resources/common-services/YARN/3.0.0/package/scripts/params.py b/ambari-server/src/main/resources/common-services/YARN/3.0.0/package/scripts/params.py
deleted file mode 100644
index d0ad6f6..0000000
--- a/ambari-server/src/main/resources/common-services/YARN/3.0.0/package/scripts/params.py
+++ /dev/null
@@ -1,32 +0,0 @@
-#!/usr/bin/env python
-"""
-Licensed to the Apache Software Foundation (ASF) under one
-or more contributor license agreements.  See the NOTICE file
-distributed with this work for additional information
-regarding copyright ownership.  The ASF licenses this file
-to you under the Apache License, Version 2.0 (the
-"License"); you may not use this file except in compliance
-with the License.  You may obtain a copy of the License at
-
-    http://www.apache.org/licenses/LICENSE-2.0
-
-Unless required by applicable law or agreed to in writing, software
-distributed under the License is distributed on an "AS IS" BASIS,
-WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-See the License for the specific language governing permissions and
-limitations under the License.
-
-Ambari Agent
-
-"""
-from ambari_commons import OSCheck
-from resource_management.libraries.functions.default import default
-from resource_management.libraries.functions.copy_tarball import get_sysprep_skip_copy_tarballs_hdfs
-
-if OSCheck.is_windows_family():
-  from params_windows import *
-else:
-  from params_linux import *
-
-sysprep_skip_copy_tarballs_hdfs = get_sysprep_skip_copy_tarballs_hdfs()
-retryAble = default("/commandParams/command_retry_enabled", False)


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