[13/22] ambari git commit: AMBARI-22095 Make hooks stack agnostic (dsen)

[rl...@apache.org]

http://git-wip-us.apache.org/repos/asf/ambari/blob/5b36cdfd/ambari-server/src/main/resources/stacks/HDP/2.0.6/hooks/before-START/scripts/shared_initialization.py
----------------------------------------------------------------------
diff --git a/ambari-server/src/main/resources/stacks/HDP/2.0.6/hooks/before-START/scripts/shared_initialization.py b/ambari-server/src/main/resources/stacks/HDP/2.0.6/hooks/before-START/scripts/shared_initialization.py
deleted file mode 100644
index 48dc4b0..0000000
--- a/ambari-server/src/main/resources/stacks/HDP/2.0.6/hooks/before-START/scripts/shared_initialization.py
+++ /dev/null
@@ -1,256 +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 os
-from resource_management.libraries.providers.hdfs_resource import WebHDFSUtil
-from resource_management.core.resources.jcepolicyinfo import JcePolicyInfo
-
-from resource_management import *
-
-def setup_hadoop():
-  """
-  Setup hadoop files and directories
-  """
-  import params
-
-  Execute(("setenforce","0"),
-          only_if="test -f /selinux/enforce",
-          not_if="(! which getenforce ) || (which getenforce && getenforce | grep -q Disabled)",
-          sudo=True,
-  )
-
-  #directories
-  if params.has_namenode or params.dfs_type == 'HCFS':
-    Directory(params.hdfs_log_dir_prefix,
-              create_parents = True,
-              owner='root',
-              group=params.user_group,
-              mode=0775,
-              cd_access='a',
-    )
-    if params.has_namenode:
-      Directory(params.hadoop_pid_dir_prefix,
-              create_parents = True,
-              owner='root',
-              group='root',
-              cd_access='a',
-      )
-    Directory(params.hadoop_tmp_dir,
-              create_parents = True,
-              owner=params.hdfs_user,
-              cd_access='a',
-              )
-  #files
-    if params.security_enabled:
-      tc_owner = "root"
-    else:
-      tc_owner = params.hdfs_user
-      
-    # if WebHDFS is not enabled we need this jar to create hadoop folders and copy tarballs to HDFS.
-    if params.sysprep_skip_copy_fast_jar_hdfs:
-      print "Skipping copying of fast-hdfs-resource.jar as host is sys prepped"
-    elif params.dfs_type == 'HCFS' or not WebHDFSUtil.is_webhdfs_available(params.is_webhdfs_enabled, params.default_fs):
-      # for source-code of jar goto contrib/fast-hdfs-resource
-      File(format("{ambari_libs_dir}/fast-hdfs-resource.jar"),
-           mode=0644,
-           content=StaticFile("fast-hdfs-resource.jar")
-      )
-      
-    if os.path.exists(params.hadoop_conf_dir):
-      File(os.path.join(params.hadoop_conf_dir, 'commons-logging.properties'),
-           owner=tc_owner,
-           content=Template('commons-logging.properties.j2')
-      )
-
-      health_check_template_name = "health_check"
-      File(os.path.join(params.hadoop_conf_dir, health_check_template_name),
-           owner=tc_owner,
-           content=Template(health_check_template_name + ".j2")
-      )
-
-      log4j_filename = os.path.join(params.hadoop_conf_dir, "log4j.properties")
-      if (params.log4j_props != None):
-        File(log4j_filename,
-             mode=0644,
-             group=params.user_group,
-             owner=params.hdfs_user,
-             content=InlineTemplate(params.log4j_props)
-        )
-      elif (os.path.exists(format("{params.hadoop_conf_dir}/log4j.properties"))):
-        File(log4j_filename,
-             mode=0644,
-             group=params.user_group,
-             owner=params.hdfs_user,
-        )
-
-      if params.hadoop_metrics2_properties_content:
-        File(os.path.join(params.hadoop_conf_dir, "hadoop-metrics2.properties"),
-             owner=params.hdfs_user,
-             group=params.user_group,
-             content=InlineTemplate(params.hadoop_metrics2_properties_content)
-             )
-      else:
-        File(os.path.join(params.hadoop_conf_dir, "hadoop-metrics2.properties"),
-             owner=params.hdfs_user,
-             group=params.user_group,
-             content=Template("hadoop-metrics2.properties.j2")
-             )
-
-    if params.dfs_type == 'HCFS' and params.has_core_site and 'ECS_CLIENT' in params.component_list:
-       create_dirs()
-
-    create_microsoft_r_dir()
-
-
-def setup_configs():
-  """
-  Creates configs for services HDFS mapred
-  """
-  import params
-
-  if params.has_namenode or params.dfs_type == 'HCFS':
-    if os.path.exists(params.hadoop_conf_dir):
-      File(params.task_log4j_properties_location,
-           content=StaticFile("task-log4j.properties"),
-           mode=0755
-      )
-
-    if os.path.exists(os.path.join(params.hadoop_conf_dir, 'configuration.xsl')):
-      File(os.path.join(params.hadoop_conf_dir, 'configuration.xsl'),
-           owner=params.hdfs_user,
-           group=params.user_group
-      )
-    if os.path.exists(os.path.join(params.hadoop_conf_dir, 'masters')):
-      File(os.path.join(params.hadoop_conf_dir, 'masters'),
-                owner=params.hdfs_user,
-                group=params.user_group
-      )
-
-def create_javahome_symlink():
-  if os.path.exists("/usr/jdk/jdk1.6.0_31") and not os.path.exists("/usr/jdk64/jdk1.6.0_31"):
-    Directory("/usr/jdk64/",
-         create_parents = True,
-    )
-    Link("/usr/jdk/jdk1.6.0_31",
-         to="/usr/jdk64/jdk1.6.0_31",
-    )
-
-def create_dirs():
-   import params
-   params.HdfsResource(params.hdfs_tmp_dir,
-                       type="directory",
-                       action="create_on_execute",
-                       owner=params.hdfs_user,
-                       mode=0777
-   )
-   params.HdfsResource(params.smoke_hdfs_user_dir,
-                       type="directory",
-                       action="create_on_execute",
-                       owner=params.smoke_user,
-                       mode=params.smoke_hdfs_user_mode
-   )
-   params.HdfsResource(None,
-                      action="execute"
-   )
-
-def create_microsoft_r_dir():
-  import params
-  if 'MICROSOFT_R_NODE_CLIENT' in params.component_list and params.default_fs:
-    directory = '/user/RevoShare'
-    try:
-      params.HdfsResource(directory,
-                          type="directory",
-                          action="create_on_execute",
-                          owner=params.hdfs_user,
-                          mode=0777)
-      params.HdfsResource(None, action="execute")
-    except Exception as exception:
-      Logger.warning("Could not check the existence of {0} on DFS while starting {1}, exception: {2}".format(directory, params.current_service, str(exception)))
-
-def setup_unlimited_key_jce_policy():
-  """
-  Sets up the unlimited key JCE policy if needed. (sets up ambari JCE as well if ambari and the  stack use different JDK)
-  """
-  import params
-  __setup_unlimited_key_jce_policy(custom_java_home=params.java_home, custom_jdk_name=params.jdk_name, custom_jce_name = params.jce_policy_zip)
-  if params.ambari_jce_name and params.ambari_jce_name != params.jce_policy_zip:
-    __setup_unlimited_key_jce_policy(custom_java_home=params.ambari_java_home, custom_jdk_name=params.ambari_jdk_name, custom_jce_name = params.ambari_jce_name)
-
-def __setup_unlimited_key_jce_policy(custom_java_home, custom_jdk_name, custom_jce_name):
-  """
-  Sets up the unlimited key JCE policy if needed.
-
-  The following criteria must be met:
-
-    * The cluster has not been previously prepared (sys preped) - cluster-env/sysprep_skip_setup_jce = False
-    * Ambari is managing the host's JVM - /hostLevelParams/jdk_name is set
-    * Either security is enabled OR a service requires it - /hostLevelParams/unlimited_key_jce_required = True
-    * The unlimited key JCE policy has not already been installed
-
-  If the conditions are met, the following steps are taken to install the unlimited key JCE policy JARs
-
-    1. The unlimited key JCE policy ZIP file is downloaded from the Ambari server and stored in the
-        Ambari agent's temporary directory
-    2. The existing JCE policy JAR files are deleted
-    3. The downloaded ZIP file is unzipped into the proper JCE policy directory
-
-  :return: None
-  """
-  import params
-
-  if params.sysprep_skip_setup_jce:
-    Logger.info("Skipping unlimited key JCE policy check and setup since the host is sys prepped")
-
-  elif not custom_jdk_name:
-    Logger.debug("Skipping unlimited key JCE policy check and setup since the Java VM is not managed by Ambari")
-
-  elif not params.unlimited_key_jce_required:
-    Logger.debug("Skipping unlimited key JCE policy check and setup since it is not required")
-
-  else:
-    jcePolicyInfo = JcePolicyInfo(custom_java_home)
-
-    if jcePolicyInfo.is_unlimited_key_jce_policy():
-      Logger.info("The unlimited key JCE policy is required, and appears to have been installed.")
-
-    elif custom_jce_name is None:
-      raise Fail("The unlimited key JCE policy needs to be installed; however the JCE policy zip is not specified.")
-
-    else:
-      Logger.info("The unlimited key JCE policy is required, and needs to be installed.")
-
-      jce_zip_target = format("{artifact_dir}/{custom_jce_name}")
-      jce_zip_source = format("{ambari_server_resources_url}/{custom_jce_name}")
-      java_security_dir = format("{custom_java_home}/jre/lib/security")
-
-      Logger.debug("Downloading the unlimited key JCE policy files from {0} to {1}.".format(jce_zip_source, jce_zip_target))
-      Directory(params.artifact_dir, create_parents=True)
-      File(jce_zip_target, content=DownloadSource(jce_zip_source))
-
-      Logger.debug("Removing existing JCE policy JAR files: {0}.".format(java_security_dir))
-      File(format("{java_security_dir}/US_export_policy.jar"), action="delete")
-      File(format("{java_security_dir}/local_policy.jar"), action="delete")
-
-      Logger.debug("Unzipping the unlimited key JCE policy files from {0} into {1}.".format(jce_zip_target, java_security_dir))
-      extract_cmd = ("unzip", "-o", "-j", "-q", jce_zip_target, "-d", java_security_dir)
-      Execute(extract_cmd,
-              only_if=format("test -e {java_security_dir} && test -f {jce_zip_target}"),
-              path=['/bin/', '/usr/bin'],
-              sudo=True
-              )

http://git-wip-us.apache.org/repos/asf/ambari/blob/5b36cdfd/ambari-server/src/main/resources/stacks/HDP/2.0.6/hooks/before-START/templates/commons-logging.properties.j2
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diff --git a/ambari-server/src/main/resources/stacks/HDP/2.0.6/hooks/before-START/templates/commons-logging.properties.j2 b/ambari-server/src/main/resources/stacks/HDP/2.0.6/hooks/before-START/templates/commons-logging.properties.j2
deleted file mode 100644
index 2197ba5..0000000
--- a/ambari-server/src/main/resources/stacks/HDP/2.0.6/hooks/before-START/templates/commons-logging.properties.j2
+++ /dev/null
@@ -1,43 +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.
-#}
-
-#/*
-# * 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.
-# */
-
-#Logging Implementation
-
-#Log4J
-org.apache.commons.logging.Log=org.apache.commons.logging.impl.Log4JLogger
-
-#JDK Logger
-#org.apache.commons.logging.Log=org.apache.commons.logging.impl.Jdk14Logger

http://git-wip-us.apache.org/repos/asf/ambari/blob/5b36cdfd/ambari-server/src/main/resources/stacks/HDP/2.0.6/hooks/before-START/templates/exclude_hosts_list.j2
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diff --git a/ambari-server/src/main/resources/stacks/HDP/2.0.6/hooks/before-START/templates/exclude_hosts_list.j2 b/ambari-server/src/main/resources/stacks/HDP/2.0.6/hooks/before-START/templates/exclude_hosts_list.j2
deleted file mode 100644
index 1adba80..0000000
--- a/ambari-server/src/main/resources/stacks/HDP/2.0.6/hooks/before-START/templates/exclude_hosts_list.j2
+++ /dev/null
@@ -1,21 +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.
-#}
-
-{% for host in hdfs_exclude_file %}
-{{host}}
-{% endfor %}

http://git-wip-us.apache.org/repos/asf/ambari/blob/5b36cdfd/ambari-server/src/main/resources/stacks/HDP/2.0.6/hooks/before-START/templates/hadoop-metrics2.properties.j2
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diff --git a/ambari-server/src/main/resources/stacks/HDP/2.0.6/hooks/before-START/templates/hadoop-metrics2.properties.j2 b/ambari-server/src/main/resources/stacks/HDP/2.0.6/hooks/before-START/templates/hadoop-metrics2.properties.j2
deleted file mode 100644
index 2cd9aa8..0000000
--- a/ambari-server/src/main/resources/stacks/HDP/2.0.6/hooks/before-START/templates/hadoop-metrics2.properties.j2
+++ /dev/null
@@ -1,107 +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.
-#}
-
-# 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.
-
-# syntax: [prefix].[source|sink|jmx].[instance].[options]
-# See package.html for org.apache.hadoop.metrics2 for details
-
-{% if has_ganglia_server %}
-*.period=60
-
-*.sink.ganglia.class=org.apache.hadoop.metrics2.sink.ganglia.GangliaSink31
-*.sink.ganglia.period=10
-
-# default for supportsparse is false
-*.sink.ganglia.supportsparse=true
-
-.sink.ganglia.slope=jvm.metrics.gcCount=zero,jvm.metrics.memHeapUsedM=both
-.sink.ganglia.dmax=jvm.metrics.threadsBlocked=70,jvm.metrics.memHeapUsedM=40
-
-# Hook up to the server
-namenode.sink.ganglia.servers={{ganglia_server_host}}:8661
-datanode.sink.ganglia.servers={{ganglia_server_host}}:8659
-jobtracker.sink.ganglia.servers={{ganglia_server_host}}:8662
-tasktracker.sink.ganglia.servers={{ganglia_server_host}}:8658
-maptask.sink.ganglia.servers={{ganglia_server_host}}:8660
-reducetask.sink.ganglia.servers={{ganglia_server_host}}:8660
-resourcemanager.sink.ganglia.servers={{ganglia_server_host}}:8664
-nodemanager.sink.ganglia.servers={{ganglia_server_host}}:8657
-historyserver.sink.ganglia.servers={{ganglia_server_host}}:8666
-journalnode.sink.ganglia.servers={{ganglia_server_host}}:8654
-nimbus.sink.ganglia.servers={{ganglia_server_host}}:8649
-supervisor.sink.ganglia.servers={{ganglia_server_host}}:8650
-
-resourcemanager.sink.ganglia.tagsForPrefix.yarn=Queue
-
-{% endif %}
-
-{% if has_metric_collector %}
-
-*.period={{metrics_collection_period}}
-*.sink.timeline.plugin.urls=file:///usr/lib/ambari-metrics-hadoop-sink/ambari-metrics-hadoop-sink.jar
-*.sink.timeline.class=org.apache.hadoop.metrics2.sink.timeline.HadoopTimelineMetricsSink
-*.sink.timeline.period={{metrics_collection_period}}
-*.sink.timeline.sendInterval={{metrics_report_interval}}000
-*.sink.timeline.slave.host.name={{hostname}}
-*.sink.timeline.zookeeper.quorum={{zookeeper_quorum}}
-*.sink.timeline.protocol={{metric_collector_protocol}}
-*.sink.timeline.port={{metric_collector_port}}
-*.sink.timeline.host_in_memory_aggregation = {{host_in_memory_aggregation}}
-*.sink.timeline.host_in_memory_aggregation_port = {{host_in_memory_aggregation_port}}
-
-# HTTPS properties
-*.sink.timeline.truststore.path = {{metric_truststore_path}}
-*.sink.timeline.truststore.type = {{metric_truststore_type}}
-*.sink.timeline.truststore.password = {{metric_truststore_password}}
-
-datanode.sink.timeline.collector.hosts={{ams_collector_hosts}}
-namenode.sink.timeline.collector.hosts={{ams_collector_hosts}}
-resourcemanager.sink.timeline.collector.hosts={{ams_collector_hosts}}
-nodemanager.sink.timeline.collector.hosts={{ams_collector_hosts}}
-jobhistoryserver.sink.timeline.collector.hosts={{ams_collector_hosts}}
-journalnode.sink.timeline.collector.hosts={{ams_collector_hosts}}
-applicationhistoryserver.sink.timeline.collector.hosts={{ams_collector_hosts}}
-
-resourcemanager.sink.timeline.tagsForPrefix.yarn=Queue
-
-{% if is_nn_client_port_configured %}
-# Namenode rpc ports customization
-namenode.sink.timeline.metric.rpc.client.port={{nn_rpc_client_port}}
-{% endif %}
-{% if is_nn_dn_port_configured %}
-namenode.sink.timeline.metric.rpc.datanode.port={{nn_rpc_dn_port}}
-{% endif %}
-{% if is_nn_healthcheck_port_configured %}
-namenode.sink.timeline.metric.rpc.healthcheck.port={{nn_rpc_healthcheck_port}}
-{% endif %}
-
-{% endif %}

http://git-wip-us.apache.org/repos/asf/ambari/blob/5b36cdfd/ambari-server/src/main/resources/stacks/HDP/2.0.6/hooks/before-START/templates/health_check.j2
----------------------------------------------------------------------
diff --git a/ambari-server/src/main/resources/stacks/HDP/2.0.6/hooks/before-START/templates/health_check.j2 b/ambari-server/src/main/resources/stacks/HDP/2.0.6/hooks/before-START/templates/health_check.j2
deleted file mode 100644
index 0a03d17..0000000
--- a/ambari-server/src/main/resources/stacks/HDP/2.0.6/hooks/before-START/templates/health_check.j2
+++ /dev/null
@@ -1,81 +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.
-#}
-
-#!/bin/bash
-#
-#/*
-# * 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.
-# */
-
-err=0;
-
-function check_disks {
-
-  for m in `awk '$3~/ext3/ {printf" %s ",$2}' /etc/fstab` ; do
-    fsdev=""
-    fsdev=`awk -v m=$m '$2==m {print $1}' /proc/mounts`;
-    if [ -z "$fsdev" -a "$m" != "/mnt" ] ; then
-      msg_="$msg_ $m(u)"
-    else
-      msg_="$msg_`awk -v m=$m '$2==m { if ( $4 ~ /^ro,/ ) {printf"%s(ro)",$2 } ; }' /proc/mounts`"
-    fi
-  done
-
-  if [ -z "$msg_" ] ; then
-    echo "disks ok" ; exit 0
-  else
-    echo "$msg_" ; exit 2
-  fi
-
-}
-
-# Run all checks
-for check in disks ; do
-  msg=`check_${check}` ;
-  if [ $? -eq 0 ] ; then
-    ok_msg="$ok_msg$msg,"
-  else
-    err_msg="$err_msg$msg,"
-  fi
-done
-
-if [ ! -z "$err_msg" ] ; then
-  echo -n "ERROR $err_msg "
-fi
-if [ ! -z "$ok_msg" ] ; then
-  echo -n "OK: $ok_msg"
-fi
-
-echo
-
-# Success!
-exit 0

http://git-wip-us.apache.org/repos/asf/ambari/blob/5b36cdfd/ambari-server/src/main/resources/stacks/HDP/2.0.6/hooks/before-START/templates/include_hosts_list.j2
----------------------------------------------------------------------
diff --git a/ambari-server/src/main/resources/stacks/HDP/2.0.6/hooks/before-START/templates/include_hosts_list.j2 b/ambari-server/src/main/resources/stacks/HDP/2.0.6/hooks/before-START/templates/include_hosts_list.j2
deleted file mode 100644
index 4a9e713..0000000
--- a/ambari-server/src/main/resources/stacks/HDP/2.0.6/hooks/before-START/templates/include_hosts_list.j2
+++ /dev/null
@@ -1,21 +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.
-#}
-
-{% for host in slave_hosts %}
-{{host}}
-{% endfor %}

http://git-wip-us.apache.org/repos/asf/ambari/blob/5b36cdfd/ambari-server/src/main/resources/stacks/HDP/2.0.6/hooks/before-START/templates/topology_mappings.data.j2
----------------------------------------------------------------------
diff --git a/ambari-server/src/main/resources/stacks/HDP/2.0.6/hooks/before-START/templates/topology_mappings.data.j2 b/ambari-server/src/main/resources/stacks/HDP/2.0.6/hooks/before-START/templates/topology_mappings.data.j2
deleted file mode 100644
index 15034d6..0000000
--- a/ambari-server/src/main/resources/stacks/HDP/2.0.6/hooks/before-START/templates/topology_mappings.data.j2
+++ /dev/null
@@ -1,24 +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.
-#}
-[network_topology]
-{% for host in all_hosts %}
-{% if host in slave_hosts %}
-{{host}}={{all_racks[loop.index-1]}}
-{{all_ipv4_ips[loop.index-1]}}={{all_racks[loop.index-1]}}
-{% endif %}
-{% endfor %}

http://git-wip-us.apache.org/repos/asf/ambari/blob/5b36cdfd/ambari-server/src/main/resources/stacks/HDP/2.3.ECS/services/ECS/package/scripts/ecs_client.py
----------------------------------------------------------------------
diff --git a/ambari-server/src/main/resources/stacks/HDP/2.3.ECS/services/ECS/package/scripts/ecs_client.py b/ambari-server/src/main/resources/stacks/HDP/2.3.ECS/services/ECS/package/scripts/ecs_client.py
index 6363c59..df7f0cd 100644
--- a/ambari-server/src/main/resources/stacks/HDP/2.3.ECS/services/ECS/package/scripts/ecs_client.py
+++ b/ambari-server/src/main/resources/stacks/HDP/2.3.ECS/services/ECS/package/scripts/ecs_client.py
@@ -59,7 +59,7 @@ class ECSClient(Script):
 
     File(format("{ambari_libs_dir}/fast-hdfs-resource.jar"),
            mode=0644,
-           content=StaticFile("/var/lib/ambari-agent/cache/stacks/HDP/2.0.6/hooks/before-START/files/fast-hdfs-resource.jar")
+           content=StaticFile("/var/lib/ambari-agent/cache/stack-hooks/before-START/files/fast-hdfs-resource.jar")
     )
 
   def setup_hadoop_env(self, env):

http://git-wip-us.apache.org/repos/asf/ambari/blob/5b36cdfd/ambari-server/src/main/resources/stacks/HDP/3.0/hooks/after-INSTALL/scripts/hook.py
----------------------------------------------------------------------
diff --git a/ambari-server/src/main/resources/stacks/HDP/3.0/hooks/after-INSTALL/scripts/hook.py b/ambari-server/src/main/resources/stacks/HDP/3.0/hooks/after-INSTALL/scripts/hook.py
deleted file mode 100644
index 8bae9e6..0000000
--- a/ambari-server/src/main/resources/stacks/HDP/3.0/hooks/after-INSTALL/scripts/hook.py
+++ /dev/null
@@ -1,37 +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.
-
-"""
-
-from resource_management.libraries.script.hook import Hook
-from shared_initialization import link_configs
-from shared_initialization import setup_config
-from shared_initialization import setup_stack_symlinks
-
-class AfterInstallHook(Hook):
-
-  def hook(self, env):
-    import params
-
-    env.set_params(params)
-    setup_stack_symlinks(self.stroutfile)
-    setup_config()
-
-    link_configs(self.stroutfile)
-
-if __name__ == "__main__":
-  AfterInstallHook().execute()

http://git-wip-us.apache.org/repos/asf/ambari/blob/5b36cdfd/ambari-server/src/main/resources/stacks/HDP/3.0/hooks/after-INSTALL/scripts/params.py
----------------------------------------------------------------------
diff --git a/ambari-server/src/main/resources/stacks/HDP/3.0/hooks/after-INSTALL/scripts/params.py b/ambari-server/src/main/resources/stacks/HDP/3.0/hooks/after-INSTALL/scripts/params.py
deleted file mode 100644
index 34dfe70..0000000
--- a/ambari-server/src/main/resources/stacks/HDP/3.0/hooks/after-INSTALL/scripts/params.py
+++ /dev/null
@@ -1,109 +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 os
-
-from ambari_commons.constants import AMBARI_SUDO_BINARY
-from resource_management.libraries.script import Script
-from resource_management.libraries.script.script import get_config_lock_file
-from resource_management.libraries.functions import default
-from resource_management.libraries.functions import format
-from resource_management.libraries.functions import conf_select
-from resource_management.libraries.functions import stack_select
-from resource_management.libraries.functions import format_jvm_option
-from resource_management.libraries.functions.version import format_stack_version
-from string import lower
-
-config = Script.get_config()
-tmp_dir = Script.get_tmp_dir()
-
-dfs_type = default("/commandParams/dfs_type", "")
-stack_root = Script.get_stack_root()
-
-is_parallel_execution_enabled = int(default("/agentConfigParams/agent/parallel_execution", 0)) == 1
-host_sys_prepped = default("/hostLevelParams/host_sys_prepped", False)
-
-sudo = AMBARI_SUDO_BINARY
-
-stack_version_unformatted = config['hostLevelParams']['stack_version']
-stack_version_formatted = format_stack_version(stack_version_unformatted)
-
-# service name
-service_name = config['serviceName']
-
-# logsearch configuration
-logsearch_logfeeder_conf = "/etc/ambari-logsearch-logfeeder/conf"
-
-agent_cache_dir = config['hostLevelParams']['agentCacheDir']
-service_package_folder = config['commandParams']['service_package_folder']
-logsearch_service_name = service_name.lower().replace("_", "-")
-logsearch_config_file_name = 'input.config-' + logsearch_service_name + ".json"
-logsearch_config_file_path = agent_cache_dir + "/" + service_package_folder + "/templates/" + logsearch_config_file_name + ".j2"
-logsearch_config_file_exists = os.path.isfile(logsearch_config_file_path)
-
-# default hadoop params
-mapreduce_libs_path = format("{stack_root}/current/hadoop-mapreduce-client/*")
-hadoop_libexec_dir = stack_select.get_hadoop_dir("libexec")
-hadoop_conf_empty_dir = None
-
-versioned_stack_root = format('{stack_root}/current')
-
-#security params
-security_enabled = config['configurations']['cluster-env']['security_enabled']
-
-#java params
-java_home = config['hostLevelParams']['java_home']
-
-#hadoop params
-hdfs_log_dir_prefix = config['configurations']['hadoop-env']['hdfs_log_dir_prefix']
-hadoop_pid_dir_prefix = config['configurations']['hadoop-env']['hadoop_pid_dir_prefix']
-hadoop_root_logger = config['configurations']['hadoop-env']['hadoop_root_logger']
-
-jsvc_path = "/usr/lib/bigtop-utils"
-
-hadoop_heapsize = config['configurations']['hadoop-env']['hadoop_heapsize']
-namenode_heapsize = config['configurations']['hadoop-env']['namenode_heapsize']
-namenode_opt_newsize = config['configurations']['hadoop-env']['namenode_opt_newsize']
-namenode_opt_maxnewsize = config['configurations']['hadoop-env']['namenode_opt_maxnewsize']
-namenode_opt_permsize = format_jvm_option("/configurations/hadoop-env/namenode_opt_permsize","128m")
-namenode_opt_maxpermsize = format_jvm_option("/configurations/hadoop-env/namenode_opt_maxpermsize","256m")
-
-jtnode_opt_newsize = "200m"
-jtnode_opt_maxnewsize = "200m"
-jtnode_heapsize =  "1024m"
-ttnode_heapsize = "1024m"
-
-dtnode_heapsize = config['configurations']['hadoop-env']['dtnode_heapsize']
-mapred_pid_dir_prefix = default("/configurations/mapred-env/mapred_pid_dir_prefix","/var/run/hadoop-mapreduce")
-mapred_log_dir_prefix = default("/configurations/mapred-env/mapred_log_dir_prefix","/var/log/hadoop-mapreduce")
-
-#users and groups
-hdfs_user = config['configurations']['hadoop-env']['hdfs_user']
-user_group = config['configurations']['cluster-env']['user_group']
-
-namenode_host = default("/clusterHostInfo/namenode_host", [])
-has_namenode = not len(namenode_host) == 0
-
-if has_namenode or dfs_type == 'HCFS':
-  hadoop_conf_dir = conf_select.get_hadoop_conf_dir()
-
-link_configs_lock_file = get_config_lock_file()
-stack_select_lock_file = os.path.join(tmp_dir, "stack_select_lock_file")
-
-upgrade_suspended = default("/roleParams/upgrade_suspended", False)

http://git-wip-us.apache.org/repos/asf/ambari/blob/5b36cdfd/ambari-server/src/main/resources/stacks/HDP/3.0/hooks/after-INSTALL/scripts/shared_initialization.py
----------------------------------------------------------------------
diff --git a/ambari-server/src/main/resources/stacks/HDP/3.0/hooks/after-INSTALL/scripts/shared_initialization.py b/ambari-server/src/main/resources/stacks/HDP/3.0/hooks/after-INSTALL/scripts/shared_initialization.py
deleted file mode 100644
index 0ffd5a5..0000000
--- a/ambari-server/src/main/resources/stacks/HDP/3.0/hooks/after-INSTALL/scripts/shared_initialization.py
+++ /dev/null
@@ -1,140 +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 os
-
-import ambari_simplejson as json
-from ambari_jinja2 import Environment as JinjaEnvironment
-from resource_management.core.logger import Logger
-from resource_management.core.resources.system import Directory, File
-from resource_management.core.source import InlineTemplate, Template
-from resource_management.libraries.functions import conf_select
-from resource_management.libraries.functions import stack_select
-from resource_management.libraries.functions.default import default
-from resource_management.libraries.functions.format import format
-from resource_management.libraries.functions.version import compare_versions
-from resource_management.libraries.functions.fcntl_based_process_lock import FcntlBasedProcessLock
-from resource_management.libraries.resources.xml_config import XmlConfig
-from resource_management.libraries.script import Script
-
-
-def setup_stack_symlinks(struct_out_file):
-  """
-  Invokes <stack-selector-tool> set all against a calculated fully-qualified, "normalized" version based on a
-  stack version, such as "2.3". This should always be called after a component has been
-  installed to ensure that all HDP pointers are correct. The stack upgrade logic does not
-  interact with this since it's done via a custom command and will not trigger this hook.
-  :return:
-  """
-  import params
-  if params.upgrade_suspended:
-    Logger.warning("Skipping running stack-selector-tool because there is a suspended upgrade")
-    return
-
-  if params.host_sys_prepped:
-    Logger.warning("Skipping running stack-selector-tool becase this is a sys_prepped host. This may cause symlink pointers not to be created for HDP componets installed later on top of an already sys_prepped host.")
-    return
-
-  # get the packages which the stack-select tool should be used on
-  stack_select_packages = stack_select.get_packages(stack_select.PACKAGE_SCOPE_INSTALL)
-  if stack_select_packages is None:
-    return
-
-  json_version = load_version(struct_out_file)
-
-  if not json_version:
-    Logger.info("There is no advertised version for this component stored in {0}".format(struct_out_file))
-    return
-
-  # On parallel command execution this should be executed by a single process at a time.
-  with FcntlBasedProcessLock(params.stack_select_lock_file, enabled = params.is_parallel_execution_enabled, skip_fcntl_failures = True):
-    for package in stack_select_packages:
-      stack_select.select(package, json_version)
-
-
-def setup_config():
-  import params
-  stackversion = params.stack_version_unformatted
-  Logger.info("FS Type: {0}".format(params.dfs_type))
-
-  is_hadoop_conf_dir_present = False
-  if hasattr(params, "hadoop_conf_dir") and params.hadoop_conf_dir is not None and os.path.exists(params.hadoop_conf_dir):
-    is_hadoop_conf_dir_present = True
-  else:
-    Logger.warning("Parameter hadoop_conf_dir is missing or directory does not exist. This is expected if this host does not have any Hadoop components.")
-
-  if is_hadoop_conf_dir_present and (params.has_namenode or stackversion.find('Gluster') >= 0 or params.dfs_type == 'HCFS'):
-    # create core-site only if the hadoop config diretory exists
-    XmlConfig("core-site.xml",
-              conf_dir=params.hadoop_conf_dir,
-              configurations=params.config['configurations']['core-site'],
-              configuration_attributes=params.config['configuration_attributes']['core-site'],
-              owner=params.hdfs_user,
-              group=params.user_group,
-              only_if=format("ls {hadoop_conf_dir}"))
-
-  Directory(params.logsearch_logfeeder_conf,
-            mode=0755,
-            cd_access='a',
-            create_parents=True
-            )
-
-  if params.logsearch_config_file_exists:
-    File(format("{logsearch_logfeeder_conf}/" + params.logsearch_config_file_name),
-         content=Template(params.logsearch_config_file_path,extra_imports=[default])
-         )
-  else:
-    Logger.warning('No logsearch configuration exists at ' + params.logsearch_config_file_path)
-
-
-def load_version(struct_out_file):
-  """
-  Load version from file.  Made a separate method for testing
-  """
-  json_version = None
-  try:
-    if os.path.exists(struct_out_file):
-      with open(struct_out_file, 'r') as fp:
-        json_info = json.load(fp)
-        json_version = json_info['version']
-  except:
-    pass
-
-  return json_version
-  
-
-def link_configs(struct_out_file):
-  """
-  Links configs, only on a fresh install of HDP-2.3 and higher
-  """
-  import params
-
-  if not Script.is_stack_greater_or_equal("2.3"):
-    Logger.info("Can only link configs for HDP-2.3 and higher.")
-    return
-
-  json_version = load_version(struct_out_file)
-
-  if not json_version:
-    Logger.info("Could not load 'version' from {0}".format(struct_out_file))
-    return
-
-  # On parallel command execution this should be executed by a single process at a time.
-  with FcntlBasedProcessLock(params.link_configs_lock_file, enabled = params.is_parallel_execution_enabled, skip_fcntl_failures = True):
-    for k, v in conf_select.get_package_dirs().iteritems():
-      conf_select.convert_conf_directories_to_symlinks(k, json_version, v)
\ No newline at end of file

http://git-wip-us.apache.org/repos/asf/ambari/blob/5b36cdfd/ambari-server/src/main/resources/stacks/HDP/3.0/hooks/before-ANY/files/changeToSecureUid.sh
----------------------------------------------------------------------
diff --git a/ambari-server/src/main/resources/stacks/HDP/3.0/hooks/before-ANY/files/changeToSecureUid.sh b/ambari-server/src/main/resources/stacks/HDP/3.0/hooks/before-ANY/files/changeToSecureUid.sh
deleted file mode 100644
index 08542c4..0000000
--- a/ambari-server/src/main/resources/stacks/HDP/3.0/hooks/before-ANY/files/changeToSecureUid.sh
+++ /dev/null
@@ -1,53 +0,0 @@
-#!/usr/bin/env bash
-#
-#
-# 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.
-#
-
-username=$1
-directories=$2
-
-function find_available_uid() {
- for ((i=1001; i<=2000; i++))
- do
-   grep -q $i /etc/passwd
-   if [ "$?" -ne 0 ]
-   then
-    newUid=$i
-    break
-   fi
- done
-}
-
-find_available_uid
-
-if [ $newUid -eq 0 ]
-then
-  echo "Failed to find Uid between 1000 and 2000"
-  exit 1
-fi
-
-set -e
-
-dir_array=($(echo $directories | sed 's/,/\n/g'))
-old_uid=$(id -u $username)
-sudo_prefix="/var/lib/ambari-agent/ambari-sudo.sh -H -E"
-echo "Changing uid of $username from $old_uid to $newUid"
-echo "Changing directory permisions for ${dir_array[@]}"
-$sudo_prefix usermod -u $newUid $username && for dir in ${dir_array[@]} ; do ls $dir 2> /dev/null && echo "Changing permission for $dir" && $sudo_prefix chown -Rh $newUid $dir ; done
-exit 0

http://git-wip-us.apache.org/repos/asf/ambari/blob/5b36cdfd/ambari-server/src/main/resources/stacks/HDP/3.0/hooks/before-ANY/scripts/hook.py
----------------------------------------------------------------------
diff --git a/ambari-server/src/main/resources/stacks/HDP/3.0/hooks/before-ANY/scripts/hook.py b/ambari-server/src/main/resources/stacks/HDP/3.0/hooks/before-ANY/scripts/hook.py
deleted file mode 100644
index c34be0b..0000000
--- a/ambari-server/src/main/resources/stacks/HDP/3.0/hooks/before-ANY/scripts/hook.py
+++ /dev/null
@@ -1,36 +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.
-
-"""
-
-from resource_management import *
-from shared_initialization import *
-
-class BeforeAnyHook(Hook):
-
-  def hook(self, env):
-    import params
-    env.set_params(params)
-
-    setup_users()
-    if params.has_namenode or params.dfs_type == 'HCFS':
-      setup_hadoop_env()
-    setup_java()
-
-if __name__ == "__main__":
-  BeforeAnyHook().execute()
-

http://git-wip-us.apache.org/repos/asf/ambari/blob/5b36cdfd/ambari-server/src/main/resources/stacks/HDP/3.0/hooks/before-ANY/scripts/params.py
----------------------------------------------------------------------
diff --git a/ambari-server/src/main/resources/stacks/HDP/3.0/hooks/before-ANY/scripts/params.py b/ambari-server/src/main/resources/stacks/HDP/3.0/hooks/before-ANY/scripts/params.py
deleted file mode 100644
index cee0519..0000000
--- a/ambari-server/src/main/resources/stacks/HDP/3.0/hooks/before-ANY/scripts/params.py
+++ /dev/null
@@ -1,254 +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 collections
-import re
-import os
-import ast
-
-import ambari_simplejson as json # simplejson is much faster comparing to Python 2.6 json module and has the same functions set.
-
-from resource_management.libraries.script import Script
-from resource_management.libraries.functions import default
-from resource_management.libraries.functions import format
-from resource_management.libraries.functions import conf_select
-from resource_management.libraries.functions import stack_select
-from resource_management.libraries.functions import format_jvm_option
-from resource_management.libraries.functions.is_empty import is_empty
-from resource_management.libraries.functions.version import format_stack_version
-from resource_management.libraries.functions.version import compare_versions
-from resource_management.libraries.functions.expect import expect
-from resource_management.libraries.functions import StackFeature
-from resource_management.libraries.functions.stack_features import check_stack_feature
-from resource_management.libraries.functions.stack_features import get_stack_feature_version
-from ambari_commons.os_check import OSCheck
-from ambari_commons.constants import AMBARI_SUDO_BINARY
-
-
-config = Script.get_config()
-tmp_dir = Script.get_tmp_dir()
-
-dfs_type = default("/commandParams/dfs_type", "")
-stack_root = Script.get_stack_root()
-
-artifact_dir = format("{tmp_dir}/AMBARI-artifacts/")
-jdk_name = default("/hostLevelParams/jdk_name", None)
-java_home = config['hostLevelParams']['java_home']
-java_version = expect("/hostLevelParams/java_version", int)
-jdk_location = config['hostLevelParams']['jdk_location']
-
-sudo = AMBARI_SUDO_BINARY
-
-ambari_server_hostname = config['clusterHostInfo']['ambari_server_host'][0]
-
-stack_version_unformatted = config['hostLevelParams']['stack_version']
-stack_version_formatted = format_stack_version(stack_version_unformatted)
-
-upgrade_type = Script.get_upgrade_type(default("/commandParams/upgrade_type", ""))
-version = default("/commandParams/version", None)
-# Handle upgrade and downgrade
-if (upgrade_type is not None) and version:
-  stack_version_formatted = format_stack_version(version)
-
-ambari_java_home = default("/commandParams/ambari_java_home", None)
-ambari_jdk_name = default("/commandParams/ambari_jdk_name", None)
-
-security_enabled = config['configurations']['cluster-env']['security_enabled']
-hdfs_user = config['configurations']['hadoop-env']['hdfs_user']
-
-# Some datanode settings
-dfs_dn_addr = default('/configurations/hdfs-site/dfs.datanode.address', None)
-dfs_dn_http_addr = default('/configurations/hdfs-site/dfs.datanode.http.address', None)
-dfs_dn_https_addr = default('/configurations/hdfs-site/dfs.datanode.https.address', None)
-dfs_http_policy = default('/configurations/hdfs-site/dfs.http.policy', None)
-secure_dn_ports_are_in_use = False
-
-def get_port(address):
-  """
-  Extracts port from the address like 0.0.0.0:1019
-  """
-  if address is None:
-    return None
-  m = re.search(r'(?:http(?:s)?://)?([\w\d.]*):(\d{1,5})', address)
-  if m is not None:
-    return int(m.group(2))
-  else:
-    return None
-
-def is_secure_port(port):
-  """
-  Returns True if port is root-owned at *nix systems
-  """
-  if port is not None:
-    return port < 1024
-  else:
-    return False
-
-# hadoop default params
-mapreduce_libs_path = format("{stack_root}/current/hadoop-mapreduce-client/*")
-
-# upgrades would cause these directories to have a version instead of "current"
-# which would cause a lot of problems when writing out hadoop-env.sh; instead
-# force the use of "current" in the hook
-hdfs_user_nofile_limit = default("/configurations/hadoop-env/hdfs_user_nofile_limit", "128000")
-hadoop_home = stack_select.get_hadoop_dir("home")
-hadoop_libexec_dir = stack_select.get_hadoop_dir("libexec")
-
-hadoop_conf_empty_dir = None
-hadoop_secure_dn_user = hdfs_user
-hadoop_dir = "/etc/hadoop"
-versioned_stack_root = format('{stack_root}/current')
-hadoop_java_io_tmpdir = os.path.join(tmp_dir, "hadoop_java_io_tmpdir")
-datanode_max_locked_memory = config['configurations']['hdfs-site']['dfs.datanode.max.locked.memory']
-is_datanode_max_locked_memory_set = not is_empty(config['configurations']['hdfs-site']['dfs.datanode.max.locked.memory'])
-
-if not security_enabled:
-  hadoop_secure_dn_user = '""'
-else:
-  dfs_dn_port = get_port(dfs_dn_addr)
-  dfs_dn_http_port = get_port(dfs_dn_http_addr)
-  dfs_dn_https_port = get_port(dfs_dn_https_addr)
-  # We try to avoid inability to start datanode as a plain user due to usage of root-owned ports
-  if dfs_http_policy == "HTTPS_ONLY":
-    secure_dn_ports_are_in_use = is_secure_port(dfs_dn_port) or is_secure_port(dfs_dn_https_port)
-  elif dfs_http_policy == "HTTP_AND_HTTPS":
-    secure_dn_ports_are_in_use = is_secure_port(dfs_dn_port) or is_secure_port(dfs_dn_http_port) or is_secure_port(dfs_dn_https_port)
-  else:   # params.dfs_http_policy == "HTTP_ONLY" or not defined:
-    secure_dn_ports_are_in_use = is_secure_port(dfs_dn_port) or is_secure_port(dfs_dn_http_port)
-  if secure_dn_ports_are_in_use:
-    hadoop_secure_dn_user = hdfs_user
-  else:
-    hadoop_secure_dn_user = '""'
-
-#hadoop params
-hdfs_log_dir_prefix = config['configurations']['hadoop-env']['hdfs_log_dir_prefix']
-hadoop_pid_dir_prefix = config['configurations']['hadoop-env']['hadoop_pid_dir_prefix']
-hadoop_root_logger = config['configurations']['hadoop-env']['hadoop_root_logger']
-
-jsvc_path = "/usr/lib/bigtop-utils"
-
-hadoop_heapsize = config['configurations']['hadoop-env']['hadoop_heapsize']
-namenode_heapsize = config['configurations']['hadoop-env']['namenode_heapsize']
-namenode_opt_newsize = config['configurations']['hadoop-env']['namenode_opt_newsize']
-namenode_opt_maxnewsize = config['configurations']['hadoop-env']['namenode_opt_maxnewsize']
-namenode_opt_permsize = format_jvm_option("/configurations/hadoop-env/namenode_opt_permsize","128m")
-namenode_opt_maxpermsize = format_jvm_option("/configurations/hadoop-env/namenode_opt_maxpermsize","256m")
-
-jtnode_opt_newsize = "200m"
-jtnode_opt_maxnewsize = "200m"
-jtnode_heapsize =  "1024m"
-ttnode_heapsize = "1024m"
-
-dtnode_heapsize = config['configurations']['hadoop-env']['dtnode_heapsize']
-nfsgateway_heapsize = config['configurations']['hadoop-env']['nfsgateway_heapsize']
-mapred_pid_dir_prefix = default("/configurations/mapred-env/mapred_pid_dir_prefix","/var/run/hadoop-mapreduce")
-mapred_log_dir_prefix = default("/configurations/mapred-env/mapred_log_dir_prefix","/var/log/hadoop-mapreduce")
-hadoop_env_sh_template = config['configurations']['hadoop-env']['content']
-
-#users and groups
-hbase_user = config['configurations']['hbase-env']['hbase_user']
-smoke_user =  config['configurations']['cluster-env']['smokeuser']
-gmetad_user = config['configurations']['ganglia-env']["gmetad_user"]
-gmond_user = config['configurations']['ganglia-env']["gmond_user"]
-tez_user = config['configurations']['tez-env']["tez_user"]
-oozie_user = config['configurations']['oozie-env']["oozie_user"]
-falcon_user = config['configurations']['falcon-env']["falcon_user"]
-ranger_user = config['configurations']['ranger-env']["ranger_user"]
-zeppelin_user = config['configurations']['zeppelin-env']["zeppelin_user"]
-zeppelin_group = config['configurations']['zeppelin-env']["zeppelin_group"]
-
-user_group = config['configurations']['cluster-env']['user_group']
-
-ganglia_server_hosts = default("/clusterHostInfo/ganglia_server_host", [])
-namenode_host = default("/clusterHostInfo/namenode_host", [])
-hbase_master_hosts = default("/clusterHostInfo/hbase_master_hosts", [])
-oozie_servers = default("/clusterHostInfo/oozie_server", [])
-falcon_server_hosts = default("/clusterHostInfo/falcon_server_hosts", [])
-ranger_admin_hosts = default("/clusterHostInfo/ranger_admin_hosts", [])
-zeppelin_master_hosts = default("/clusterHostInfo/zeppelin_master_hosts", [])
-
-# get the correct version to use for checking stack features
-version_for_stack_feature_checks = get_stack_feature_version(config)
-
-has_namenode = not len(namenode_host) == 0
-has_ganglia_server = not len(ganglia_server_hosts) == 0
-has_tez = 'tez-site' in config['configurations']
-has_hbase_masters = not len(hbase_master_hosts) == 0
-has_oozie_server = not len(oozie_servers) == 0
-has_falcon_server_hosts = not len(falcon_server_hosts) == 0
-has_ranger_admin = not len(ranger_admin_hosts) == 0
-has_zeppelin_master = not len(zeppelin_master_hosts) == 0
-stack_supports_zk_security = check_stack_feature(StackFeature.SECURE_ZOOKEEPER, version_for_stack_feature_checks)
-
-# HDFS High Availability properties
-dfs_ha_enabled = False
-dfs_ha_nameservices = default('/configurations/hdfs-site/dfs.internal.nameservices', None)
-if dfs_ha_nameservices is None:
-  dfs_ha_nameservices = default('/configurations/hdfs-site/dfs.nameservices', None)
-dfs_ha_namenode_ids = default(format("/configurations/hdfs-site/dfs.ha.namenodes.{dfs_ha_nameservices}"), None)
-if dfs_ha_namenode_ids:
-  dfs_ha_namemodes_ids_list = dfs_ha_namenode_ids.split(",")
-  dfs_ha_namenode_ids_array_len = len(dfs_ha_namemodes_ids_list)
-  if dfs_ha_namenode_ids_array_len > 1:
-    dfs_ha_enabled = True
-
-
-if has_namenode or dfs_type == 'HCFS':
-    hadoop_conf_dir = conf_select.get_hadoop_conf_dir()
-    hadoop_conf_secure_dir = os.path.join(hadoop_conf_dir, "secure")
-
-hbase_tmp_dir = "/tmp/hbase-hbase"
-
-proxyuser_group = default("/configurations/hadoop-env/proxyuser_group","users")
-ranger_group = config['configurations']['ranger-env']['ranger_group']
-dfs_cluster_administrators_group = config['configurations']['hdfs-site']["dfs.cluster.administrators"]
-
-sysprep_skip_create_users_and_groups = default("/configurations/cluster-env/sysprep_skip_create_users_and_groups", False)
-ignore_groupsusers_create = default("/configurations/cluster-env/ignore_groupsusers_create", False)
-fetch_nonlocal_groups = config['configurations']['cluster-env']["fetch_nonlocal_groups"]
-
-smoke_user_dirs = format("/tmp/hadoop-{smoke_user},/tmp/hsperfdata_{smoke_user},/home/{smoke_user},/tmp/{smoke_user},/tmp/sqoop-{smoke_user}")
-if has_hbase_masters:
-  hbase_user_dirs = format("/home/{hbase_user},/tmp/{hbase_user},/usr/bin/{hbase_user},/var/log/{hbase_user},{hbase_tmp_dir}")
-#repo params
-repo_info = config['hostLevelParams']['repo_info']
-service_repo_info = default("/hostLevelParams/service_repo_info",None)
-
-user_to_groups_dict = {}
-
-#Append new user-group mapping to the dict
-try:
-  user_group_map = ast.literal_eval(config['hostLevelParams']['user_groups'])
-  for key in user_group_map.iterkeys():
-    user_to_groups_dict[key] = user_group_map[key]
-except ValueError:
-  print('User Group mapping (user_group) is missing in the hostLevelParams')
-
-user_to_gid_dict = collections.defaultdict(lambda:user_group)
-
-user_list = json.loads(config['hostLevelParams']['user_list'])
-group_list = json.loads(config['hostLevelParams']['group_list'])
-host_sys_prepped = default("/hostLevelParams/host_sys_prepped", False)
-
-tez_am_view_acls = config['configurations']['tez-site']["tez.am.view-acls"]
-override_uid = str(default("/configurations/cluster-env/override_uid", "true")).lower()
-
-# if NN HA on secure clutser, access Zookeper securely
-if stack_supports_zk_security and dfs_ha_enabled and security_enabled:
-  hadoop_zkfc_opts=format("-Dzookeeper.sasl.client=true -Dzookeeper.sasl.client.username=zookeeper -Djava.security.auth.login.config={hadoop_conf_secure_dir}/hdfs_jaas.conf -Dzookeeper.sasl.clientconfig=Client")

http://git-wip-us.apache.org/repos/asf/ambari/blob/5b36cdfd/ambari-server/src/main/resources/stacks/HDP/3.0/hooks/before-ANY/scripts/shared_initialization.py
----------------------------------------------------------------------
diff --git a/ambari-server/src/main/resources/stacks/HDP/3.0/hooks/before-ANY/scripts/shared_initialization.py b/ambari-server/src/main/resources/stacks/HDP/3.0/hooks/before-ANY/scripts/shared_initialization.py
deleted file mode 100644
index dbd1727..0000000
--- a/ambari-server/src/main/resources/stacks/HDP/3.0/hooks/before-ANY/scripts/shared_initialization.py
+++ /dev/null
@@ -1,239 +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 os
-import re
-import getpass
-import tempfile
-from copy import copy
-from resource_management.libraries.functions.version import compare_versions
-from resource_management import *
-
-def setup_users():
-  """
-  Creates users before cluster installation
-  """
-  import params
-
-  should_create_users_and_groups = False
-  if params.host_sys_prepped:
-    should_create_users_and_groups = not params.sysprep_skip_create_users_and_groups
-  else:
-    should_create_users_and_groups = not params.ignore_groupsusers_create
-
-  if should_create_users_and_groups:
-    for group in params.group_list:
-      Group(group,
-      )
-
-    for user in params.user_list:
-      User(user,
-          gid = params.user_to_gid_dict[user],
-          groups = params.user_to_groups_dict[user],
-          fetch_nonlocal_groups = params.fetch_nonlocal_groups
-      )
-
-    if params.override_uid == "true":
-      set_uid(params.smoke_user, params.smoke_user_dirs)
-    else:
-      Logger.info('Skipping setting uid for smoke user as host is sys prepped')
-  else:
-    Logger.info('Skipping creation of User and Group as host is sys prepped or ignore_groupsusers_create flag is on')
-    pass
-
-
-  if params.has_hbase_masters:
-    Directory (params.hbase_tmp_dir,
-               owner = params.hbase_user,
-               mode=0775,
-               create_parents = True,
-               cd_access="a",
-    )
-    if params.override_uid == "true":
-      set_uid(params.hbase_user, params.hbase_user_dirs)
-    else:
-      Logger.info('Skipping setting uid for hbase user as host is sys prepped')
-
-  if should_create_users_and_groups:
-    if params.has_namenode:
-      create_dfs_cluster_admins()
-    if params.has_tez and params.stack_version_formatted != "" and compare_versions(params.stack_version_formatted, '2.3') >= 0:
-      create_tez_am_view_acls()
-  else:
-    Logger.info('Skipping setting dfs cluster admin and tez view acls as host is sys prepped')
-
-def create_dfs_cluster_admins():
-  """
-  dfs.cluster.administrators support format <comma-delimited list of usernames><space><comma-delimited list of group names>
-  """
-  import params
-
-  groups_list = create_users_and_groups(params.dfs_cluster_administrators_group)
-
-  User(params.hdfs_user,
-    groups = params.user_to_groups_dict[params.hdfs_user] + groups_list,
-          fetch_nonlocal_groups = params.fetch_nonlocal_groups
-  )
-
-def create_tez_am_view_acls():
-
-  """
-  tez.am.view-acls support format <comma-delimited list of usernames><space><comma-delimited list of group names>
-  """
-  import params
-
-  if not params.tez_am_view_acls.startswith("*"):
-    create_users_and_groups(params.tez_am_view_acls)
-
-def create_users_and_groups(user_and_groups):
-
-  import params
-
-  parts = re.split('\s', user_and_groups)
-  if len(parts) == 1:
-    parts.append("")
-
-  users_list = parts[0].strip(",").split(",") if parts[0] else []
-  groups_list = parts[1].strip(",").split(",") if parts[1] else []
-
-  if users_list:
-    User(users_list,
-          fetch_nonlocal_groups = params.fetch_nonlocal_groups
-    )
-
-  if groups_list:
-    Group(copy(groups_list),
-    )
-  return groups_list
-    
-def set_uid(user, user_dirs):
-  """
-  user_dirs - comma separated directories
-  """
-  import params
-
-  File(format("{tmp_dir}/changeUid.sh"),
-       content=StaticFile("changeToSecureUid.sh"),
-       mode=0555)
-  ignore_groupsusers_create_str = str(params.ignore_groupsusers_create).lower()
-  Execute(format("{tmp_dir}/changeUid.sh {user} {user_dirs}"),
-          not_if = format("(test $(id -u {user}) -gt 1000) || ({ignore_groupsusers_create_str})"))
-    
-def setup_hadoop_env():
-  import params
-  stackversion = params.stack_version_unformatted
-  Logger.info("FS Type: {0}".format(params.dfs_type))
-  if params.has_namenode or stackversion.find('Gluster') >= 0 or params.dfs_type == 'HCFS':
-    if params.security_enabled:
-      tc_owner = "root"
-    else:
-      tc_owner = params.hdfs_user
-
-    # create /etc/hadoop
-    Directory(params.hadoop_dir, mode=0755)
-
-    # HDP < 2.2 used a conf -> conf.empty symlink for /etc/hadoop/
-    if Script.is_stack_less_than("2.2"):
-      Directory(params.hadoop_conf_empty_dir, create_parents = True, owner="root",
-        group=params.user_group )
-
-      Link(params.hadoop_conf_dir, to=params.hadoop_conf_empty_dir,
-         not_if=format("ls {hadoop_conf_dir}"))
-
-    # write out hadoop-env.sh, but only if the directory exists
-    if os.path.exists(params.hadoop_conf_dir):
-      File(os.path.join(params.hadoop_conf_dir, 'hadoop-env.sh'), owner=tc_owner,
-        group=params.user_group,
-        content=InlineTemplate(params.hadoop_env_sh_template))
-
-    # Create tmp dir for java.io.tmpdir
-    # Handle a situation when /tmp is set to noexec
-    Directory(params.hadoop_java_io_tmpdir,
-              owner=params.hdfs_user,
-              group=params.user_group,
-              mode=01777
-    )
-
-def setup_java():
-  """
-  Install jdk using specific params.
-  Install ambari jdk as well if the stack and ambari jdk are different.
-  """
-  import params
-  __setup_java(custom_java_home=params.java_home, custom_jdk_name=params.jdk_name)
-  if params.ambari_java_home and params.ambari_java_home != params.java_home:
-    __setup_java(custom_java_home=params.ambari_java_home, custom_jdk_name=params.ambari_jdk_name)
-
-def __setup_java(custom_java_home, custom_jdk_name):
-  """
-  Installs jdk using specific params, that comes from ambari-server
-  """
-  import params
-  java_exec = format("{custom_java_home}/bin/java")
-
-  if not os.path.isfile(java_exec):
-    if not params.jdk_name: # if custom jdk is used.
-      raise Fail(format("Unable to access {java_exec}. Confirm you have copied jdk to this host."))
-
-    jdk_curl_target = format("{tmp_dir}/{custom_jdk_name}")
-    java_dir = os.path.dirname(params.java_home)
-
-    Directory(params.artifact_dir,
-              create_parents = True,
-              )
-
-    File(jdk_curl_target,
-         content = DownloadSource(format("{jdk_location}/{custom_jdk_name}")),
-         not_if = format("test -f {jdk_curl_target}")
-         )
-
-    File(jdk_curl_target,
-         mode = 0755,
-         )
-
-    tmp_java_dir = tempfile.mkdtemp(prefix="jdk_tmp_", dir=params.tmp_dir)
-
-    try:
-      if params.jdk_name.endswith(".bin"):
-        chmod_cmd = ("chmod", "+x", jdk_curl_target)
-        install_cmd = format("cd {tmp_java_dir} && echo A | {jdk_curl_target} -noregister && {sudo} cp -rp {tmp_java_dir}/* {java_dir}")
-      elif params.jdk_name.endswith(".gz"):
-        chmod_cmd = ("chmod","a+x", java_dir)
-        install_cmd = format("cd {tmp_java_dir} && tar -xf {jdk_curl_target} && {sudo} cp -rp {tmp_java_dir}/* {java_dir}")
-
-      Directory(java_dir
-                )
-
-      Execute(chmod_cmd,
-              sudo = True,
-              )
-
-      Execute(install_cmd,
-              )
-
-    finally:
-      Directory(tmp_java_dir, action="delete")
-
-    File(format("{custom_java_home}/bin/java"),
-         mode=0755,
-         cd_access="a",
-         )
-    Execute(('chmod', '-R', '755', params.java_home),
-            sudo = True,
-            )

http://git-wip-us.apache.org/repos/asf/ambari/blob/5b36cdfd/ambari-server/src/main/resources/stacks/HDP/3.0/hooks/before-INSTALL/scripts/hook.py
----------------------------------------------------------------------
diff --git a/ambari-server/src/main/resources/stacks/HDP/3.0/hooks/before-INSTALL/scripts/hook.py b/ambari-server/src/main/resources/stacks/HDP/3.0/hooks/before-INSTALL/scripts/hook.py
deleted file mode 100644
index ce17776..0000000
--- a/ambari-server/src/main/resources/stacks/HDP/3.0/hooks/before-INSTALL/scripts/hook.py
+++ /dev/null
@@ -1,37 +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 sys
-from resource_management import *
-from shared_initialization import *
-from repo_initialization import *
-
-class BeforeInstallHook(Hook):
-
-  def hook(self, env):
-    import params
-
-    self.run_custom_hook('before-ANY')
-    env.set_params(params)
-    
-    install_repos()
-    install_packages()
-
-if __name__ == "__main__":
-  BeforeInstallHook().execute()

http://git-wip-us.apache.org/repos/asf/ambari/blob/5b36cdfd/ambari-server/src/main/resources/stacks/HDP/3.0/hooks/before-INSTALL/scripts/params.py
----------------------------------------------------------------------
diff --git a/ambari-server/src/main/resources/stacks/HDP/3.0/hooks/before-INSTALL/scripts/params.py b/ambari-server/src/main/resources/stacks/HDP/3.0/hooks/before-INSTALL/scripts/params.py
deleted file mode 100644
index 50c5a40..0000000
--- a/ambari-server/src/main/resources/stacks/HDP/3.0/hooks/before-INSTALL/scripts/params.py
+++ /dev/null
@@ -1,115 +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.
-
-"""
-
-from ambari_commons.constants import AMBARI_SUDO_BINARY
-from resource_management.libraries.functions.version import format_stack_version, compare_versions
-from resource_management.core.system import System
-from resource_management.libraries.script.script import Script
-from resource_management.libraries.functions import default, format
-from resource_management.libraries.functions.expect import expect
-
-config = Script.get_config()
-tmp_dir = Script.get_tmp_dir()
-sudo = AMBARI_SUDO_BINARY
-
-stack_version_unformatted = config['hostLevelParams']['stack_version']
-agent_stack_retry_on_unavailability = config['hostLevelParams']['agent_stack_retry_on_unavailability']
-agent_stack_retry_count = expect("/hostLevelParams/agent_stack_retry_count", int)
-stack_version_formatted = format_stack_version(stack_version_unformatted)
-
-#users and groups
-hbase_user = config['configurations']['hbase-env']['hbase_user']
-smoke_user =  config['configurations']['cluster-env']['smokeuser']
-gmetad_user = config['configurations']['ganglia-env']["gmetad_user"]
-gmond_user = config['configurations']['ganglia-env']["gmond_user"]
-tez_user = config['configurations']['tez-env']["tez_user"]
-
-user_group = config['configurations']['cluster-env']['user_group']
-proxyuser_group = default("/configurations/hadoop-env/proxyuser_group","users")
-
-hdfs_log_dir_prefix = config['configurations']['hadoop-env']['hdfs_log_dir_prefix']
-
-# repo templates
-repo_rhel_suse =  config['configurations']['cluster-env']['repo_suse_rhel_template']
-repo_ubuntu =  config['configurations']['cluster-env']['repo_ubuntu_template']
-
-#hosts
-hostname = config["hostname"]
-ambari_server_hostname = config['clusterHostInfo']['ambari_server_host'][0]
-rm_host = default("/clusterHostInfo/rm_host", [])
-slave_hosts = default("/clusterHostInfo/slave_hosts", [])
-oozie_servers = default("/clusterHostInfo/oozie_server", [])
-hcat_server_hosts = default("/clusterHostInfo/webhcat_server_host", [])
-hive_server_host =  default("/clusterHostInfo/hive_server_host", [])
-hbase_master_hosts = default("/clusterHostInfo/hbase_master_hosts", [])
-hs_host = default("/clusterHostInfo/hs_host", [])
-jtnode_host = default("/clusterHostInfo/jtnode_host", [])
-namenode_host = default("/clusterHostInfo/namenode_host", [])
-zk_hosts = default("/clusterHostInfo/zookeeper_hosts", [])
-ganglia_server_hosts = default("/clusterHostInfo/ganglia_server_host", [])
-storm_server_hosts = default("/clusterHostInfo/nimbus_hosts", [])
-falcon_host =  default('/clusterHostInfo/falcon_server_hosts', [])
-
-has_sqoop_client = 'sqoop-env' in config['configurations']
-has_namenode = not len(namenode_host) == 0
-has_hs = not len(hs_host) == 0
-has_resourcemanager = not len(rm_host) == 0
-has_slaves = not len(slave_hosts) == 0
-has_oozie_server = not len(oozie_servers)  == 0
-has_hcat_server_host = not len(hcat_server_hosts)  == 0
-has_hive_server_host = not len(hive_server_host)  == 0
-has_hbase_masters = not len(hbase_master_hosts) == 0
-has_zk_host = not len(zk_hosts) == 0
-has_ganglia_server = not len(ganglia_server_hosts) == 0
-has_storm_server = not len(storm_server_hosts) == 0
-has_falcon_server = not len(falcon_host) == 0
-has_tez = 'tez-site' in config['configurations']
-
-is_namenode_master = hostname in namenode_host
-is_jtnode_master = hostname in jtnode_host
-is_rmnode_master = hostname in rm_host
-is_hsnode_master = hostname in hs_host
-is_hbase_master = hostname in hbase_master_hosts
-is_slave = hostname in slave_hosts
-if has_ganglia_server:
-  ganglia_server_host = ganglia_server_hosts[0]
-
-hbase_tmp_dir = "/tmp/hbase-hbase"
-
-#security params
-security_enabled = config['configurations']['cluster-env']['security_enabled']
-
-#java params
-java_home = config['hostLevelParams']['java_home']
-artifact_dir = format("{tmp_dir}/AMBARI-artifacts/")
-jdk_name = default("/hostLevelParams/jdk_name", None) # None when jdk is already installed by user
-jce_policy_zip = default("/hostLevelParams/jce_name", None) # None when jdk is already installed by user
-jce_location = config['hostLevelParams']['jdk_location']
-jdk_location = config['hostLevelParams']['jdk_location']
-ignore_groupsusers_create = default("/configurations/cluster-env/ignore_groupsusers_create", False)
-host_sys_prepped = default("/hostLevelParams/host_sys_prepped", False)
-
-smoke_user_dirs = format("/tmp/hadoop-{smoke_user},/tmp/hsperfdata_{smoke_user},/home/{smoke_user},/tmp/{smoke_user},/tmp/sqoop-{smoke_user}")
-if has_hbase_masters:
-  hbase_user_dirs = format("/home/{hbase_user},/tmp/{hbase_user},/usr/bin/{hbase_user},/var/log/{hbase_user},{hbase_tmp_dir}")
-#repo params
-repo_info = config['hostLevelParams']['repo_info']
-service_repo_info = default("/hostLevelParams/service_repo_info",None)
-
-repo_file = default("/repositoryFile", None)

http://git-wip-us.apache.org/repos/asf/ambari/blob/5b36cdfd/ambari-server/src/main/resources/stacks/HDP/3.0/hooks/before-INSTALL/scripts/repo_initialization.py
----------------------------------------------------------------------
diff --git a/ambari-server/src/main/resources/stacks/HDP/3.0/hooks/before-INSTALL/scripts/repo_initialization.py b/ambari-server/src/main/resources/stacks/HDP/3.0/hooks/before-INSTALL/scripts/repo_initialization.py
deleted file mode 100644
index 357bc62..0000000
--- a/ambari-server/src/main/resources/stacks/HDP/3.0/hooks/before-INSTALL/scripts/repo_initialization.py
+++ /dev/null
@@ -1,76 +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.
-
-"""
-
-from ambari_commons.os_check import OSCheck
-from resource_management.libraries.resources.repository import Repository
-from resource_management.libraries.functions.repository_util import create_repo_files, CommandRepository
-from resource_management.core.logger import Logger
-import ambari_simplejson as json # simplejson is much faster comparing to Python 2.6 json module and has the same functions set.
-
-# components_lits = repoName + postfix
-_UBUNTU_REPO_COMPONENTS_POSTFIX = ["main"]
-
-def _alter_repo(action, repo_string, repo_template):
-  """
-  @param action: "delete" or "create"
-  @param repo_string: e.g. "[{\"baseUrl\":\"http://public-repo-1.hortonworks.com/HDP/centos6/2.x/updates/2.0.6.0\",\"osType\":\"centos6\",\"repoId\":\"HDP-2.0._\",\"repoName\":\"HDP\",\"defaultBaseUrl\":\"http://public-repo-1.hortonworks.com/HDP/centos6/2.x/updates/2.0.6.0\"}]"
-  """
-  repo_dicts = json.loads(repo_string)
-
-  if not isinstance(repo_dicts, list):
-    repo_dicts = [repo_dicts]
-
-  if 0 == len(repo_dicts):
-    Logger.info("Repository list is empty. Ambari may not be managing the repositories.")
-  else:
-    Logger.info("Initializing {0} repositories".format(str(len(repo_dicts))))
-
-  for repo in repo_dicts:
-    if not 'baseUrl' in repo:
-      repo['baseUrl'] = None
-    if not 'mirrorsList' in repo:
-      repo['mirrorsList'] = None
-    
-    ubuntu_components = [ repo['repoName'] ] + _UBUNTU_REPO_COMPONENTS_POSTFIX
-    
-    Repository(repo['repoId'],
-               action = action,
-               base_url = repo['baseUrl'],
-               mirror_list = repo['mirrorsList'],
-               repo_file_name = repo['repoName'],
-               repo_template = repo_template,
-               components = ubuntu_components, # ubuntu specific
-    )
-
-def install_repos():
-  import params
-  if params.host_sys_prepped:
-    return
-
-  template = params.repo_rhel_suse if OSCheck.is_suse_family() or OSCheck.is_redhat_family() else params.repo_ubuntu
-
-  # use this newer way of specifying repositories, if available
-  if params.repo_file is not None:
-    create_repo_files(template, CommandRepository(params.repo_file))
-    return
-
-  _alter_repo("create", params.repo_info, template)
-
-  if params.service_repo_info:
-    _alter_repo("create", params.service_repo_info, template)

http://git-wip-us.apache.org/repos/asf/ambari/blob/5b36cdfd/ambari-server/src/main/resources/stacks/HDP/3.0/hooks/before-INSTALL/scripts/shared_initialization.py
----------------------------------------------------------------------
diff --git a/ambari-server/src/main/resources/stacks/HDP/3.0/hooks/before-INSTALL/scripts/shared_initialization.py b/ambari-server/src/main/resources/stacks/HDP/3.0/hooks/before-INSTALL/scripts/shared_initialization.py
deleted file mode 100644
index 1609050..0000000
--- a/ambari-server/src/main/resources/stacks/HDP/3.0/hooks/before-INSTALL/scripts/shared_initialization.py
+++ /dev/null
@@ -1,37 +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 os
-
-from resource_management.libraries.functions import stack_tools
-from resource_management.libraries.functions.version import compare_versions
-from resource_management.core.resources.packaging import Package
-
-def install_packages():
-  import params
-  if params.host_sys_prepped:
-    return
-
-  packages = ['unzip', 'curl']
-  if params.stack_version_formatted != "" and compare_versions(params.stack_version_formatted, '2.2') >= 0:
-    stack_selector_package = stack_tools.get_stack_tool_package(stack_tools.STACK_SELECTOR_NAME)
-    packages.append(stack_selector_package)
-  Package(packages,
-          retry_on_repo_unavailability=params.agent_stack_retry_on_unavailability,
-          retry_count=params.agent_stack_retry_count)

http://git-wip-us.apache.org/repos/asf/ambari/blob/5b36cdfd/ambari-server/src/main/resources/stacks/HDP/3.0/hooks/before-RESTART/scripts/hook.py
----------------------------------------------------------------------
diff --git a/ambari-server/src/main/resources/stacks/HDP/3.0/hooks/before-RESTART/scripts/hook.py b/ambari-server/src/main/resources/stacks/HDP/3.0/hooks/before-RESTART/scripts/hook.py
deleted file mode 100644
index 14b9d99..0000000
--- a/ambari-server/src/main/resources/stacks/HDP/3.0/hooks/before-RESTART/scripts/hook.py
+++ /dev/null
@@ -1,29 +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.
-
-"""
-
-from resource_management import *
-
-class BeforeRestartHook(Hook):
-
-  def hook(self, env):
-    self.run_custom_hook('before-START')
-
-if __name__ == "__main__":
-  BeforeRestartHook().execute()
-

http://git-wip-us.apache.org/repos/asf/ambari/blob/5b36cdfd/ambari-server/src/main/resources/stacks/HDP/3.0/hooks/before-START/files/checkForFormat.sh
----------------------------------------------------------------------
diff --git a/ambari-server/src/main/resources/stacks/HDP/3.0/hooks/before-START/files/checkForFormat.sh b/ambari-server/src/main/resources/stacks/HDP/3.0/hooks/before-START/files/checkForFormat.sh
deleted file mode 100644
index 68aa96d..0000000
--- a/ambari-server/src/main/resources/stacks/HDP/3.0/hooks/before-START/files/checkForFormat.sh
+++ /dev/null
@@ -1,65 +0,0 @@
-#!/usr/bin/env bash
-#
-#
-# 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.
-#
-#
-
-export hdfs_user=$1
-shift
-export conf_dir=$1
-shift
-export bin_dir=$1
-shift
-export mark_dir=$1
-shift
-export name_dirs=$*
-
-export EXIT_CODE=0
-export command="namenode -format"
-export list_of_non_empty_dirs=""
-
-mark_file=/var/run/hadoop/hdfs/namenode-formatted
-if [[ -f ${mark_file} ]] ; then
-  /var/lib/ambari-agent/ambari-sudo.sh rm -f ${mark_file}
-  /var/lib/ambari-agent/ambari-sudo.sh mkdir -p ${mark_dir}
-fi
-
-if [[ ! -d $mark_dir ]] ; then
-  for dir in `echo $name_dirs | tr ',' ' '` ; do
-    echo "NameNode Dirname = $dir"
-    cmd="ls $dir | wc -l  | grep -q ^0$"
-    eval $cmd
-    if [[ $? -ne 0 ]] ; then
-      (( EXIT_CODE = $EXIT_CODE + 1 ))
-      list_of_non_empty_dirs="$list_of_non_empty_dirs $dir"
-    fi
-  done
-
-  if [[ $EXIT_CODE == 0 ]] ; then
-    /var/lib/ambari-agent/ambari-sudo.sh su ${hdfs_user} - -s /bin/bash -c "export PATH=$PATH:$bin_dir ; yes Y | hdfs --config ${conf_dir} ${command}"
-    (( EXIT_CODE = $EXIT_CODE | $? ))
-  else
-    echo "ERROR: Namenode directory(s) is non empty. Will not format the namenode. List of non-empty namenode dirs ${list_of_non_empty_dirs}"
-  fi
-else
-  echo "${mark_dir} exists. Namenode DFS already formatted"
-fi
-
-exit $EXIT_CODE
-

http://git-wip-us.apache.org/repos/asf/ambari/blob/5b36cdfd/ambari-server/src/main/resources/stacks/HDP/3.0/hooks/before-START/files/fast-hdfs-resource.jar
----------------------------------------------------------------------
diff --git a/ambari-server/src/main/resources/stacks/HDP/3.0/hooks/before-START/files/fast-hdfs-resource.jar b/ambari-server/src/main/resources/stacks/HDP/3.0/hooks/before-START/files/fast-hdfs-resource.jar
deleted file mode 100644
index 6c993bf..0000000
Binary files a/ambari-server/src/main/resources/stacks/HDP/3.0/hooks/before-START/files/fast-hdfs-resource.jar and /dev/null differ