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From d...@apache.org
Subject [3/5] ambari git commit: AMBARI-22095 Make hooks stack agnostic (dsen)
Date Tue, 03 Oct 2017 12:45:43 GMT
http://git-wip-us.apache.org/repos/asf/ambari/blob/5b36cdfd/ambari-server/src/main/resources/stacks/HDP/2.0.6/hooks/before-ANY/scripts/params.py
----------------------------------------------------------------------
diff --git a/ambari-server/src/main/resources/stacks/HDP/2.0.6/hooks/before-ANY/scripts/params.py b/ambari-server/src/main/resources/stacks/HDP/2.0.6/hooks/before-ANY/scripts/params.py
deleted file mode 100644
index 20992e2..0000000
--- a/ambari-server/src/main/resources/stacks/HDP/2.0.6/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.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 resource_management.libraries.functions.get_architecture import get_architecture
-from ambari_commons.constants import AMBARI_SUDO_BINARY
-
-
-config = Script.get_config()
-tmp_dir = Script.get_tmp_dir()
-
-stack_root = Script.get_stack_root()
-
-architecture = get_architecture()
-
-dfs_type = default("/commandParams/dfs_type", "")
-
-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']
-
-hadoop_custom_extensions_enabled = default("/configurations/core-site/hadoop.custom-extensions.enabled", False)
-
-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
-
-# 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_lib_home = stack_select.get_hadoop_dir("lib")
-
-hadoop_dir = "/etc/hadoop"
-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'])
-
-mapreduce_libs_path = "/usr/hdp/current/hadoop-mapreduce-client/*"
-
-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/2.0.6/hooks/before-ANY/scripts/shared_initialization.py
----------------------------------------------------------------------
diff --git a/ambari-server/src/main/resources/stacks/HDP/2.0.6/hooks/before-ANY/scripts/shared_initialization.py b/ambari-server/src/main/resources/stacks/HDP/2.0.6/hooks/before-ANY/scripts/shared_initialization.py
deleted file mode 100644
index 27679e0..0000000
--- a/ambari-server/src/main/resources/stacks/HDP/2.0.6/hooks/before-ANY/scripts/shared_initialization.py
+++ /dev/null
@@ -1,273 +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 *
-from resource_management.core import shell
-
-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,
-           uid = get_uid(user) if params.override_uid == "true" else None,
-           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 []
-
-  # skip creating groups and users if * is provided as value.
-  users_list = filter(lambda x: x != '*' , users_list)
-  groups_list = filter(lambda x: x != '*' , groups_list)
-
-  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()
-  uid = get_uid(user, return_existing=True)
-  Execute(format("{tmp_dir}/changeUid.sh {user} {user_dirs} {new_uid}", new_uid=0 if uid is None else uid),
-          not_if = format("(test $(id -u {user}) -gt 1000) || ({ignore_groupsusers_create_str})"))
-
-def get_uid(user, return_existing=False):
-  """
-  Tries to get UID for username. It will try to find UID in custom properties in *cluster_env* and, if *return_existing=True*,
-  it will try to return UID of existing *user*.
-
-  :param user: username to get UID for
-  :param return_existing: return UID for existing user
-  :return:
-  """
-  import params
-  user_str = str(user) + "_uid"
-  service_env = [ serviceEnv for serviceEnv in params.config['configurations'] if user_str in params.config['configurations'][serviceEnv]]
-
-  if service_env and params.config['configurations'][service_env[0]][user_str]:
-    service_env_str = str(service_env[0])
-    uid = params.config['configurations'][service_env_str][user_str]
-    if len(service_env) > 1:
-      Logger.warning("Multiple values found for %s, using %s"  % (user_str, uid))
-    return uid
-  else:
-    if return_existing:
-      # pick up existing UID or try to find available UID in /etc/passwd, see changeToSecureUid.sh for more info
-      if user == params.smoke_user:
-        return None
-      File(format("{tmp_dir}/changeUid.sh"),
-           content=StaticFile("changeToSecureUid.sh"),
-           mode=0555)
-      code, newUid = shell.call(format("{tmp_dir}/changeUid.sh {user}"))
-      return int(newUid)
-    else:
-      # do not return UID for existing user, used in User resource call to let OS to choose UID for us
-      return None
-
-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)
-
-    # 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/2.0.6/hooks/before-INSTALL/scripts/hook.py
----------------------------------------------------------------------
diff --git a/ambari-server/src/main/resources/stacks/HDP/2.0.6/hooks/before-INSTALL/scripts/hook.py b/ambari-server/src/main/resources/stacks/HDP/2.0.6/hooks/before-INSTALL/scripts/hook.py
deleted file mode 100644
index ce17776..0000000
--- a/ambari-server/src/main/resources/stacks/HDP/2.0.6/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/2.0.6/hooks/before-INSTALL/scripts/params.py
----------------------------------------------------------------------
diff --git a/ambari-server/src/main/resources/stacks/HDP/2.0.6/hooks/before-INSTALL/scripts/params.py b/ambari-server/src/main/resources/stacks/HDP/2.0.6/hooks/before-INSTALL/scripts/params.py
deleted file mode 100644
index 50c5a40..0000000
--- a/ambari-server/src/main/resources/stacks/HDP/2.0.6/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/2.0.6/hooks/before-INSTALL/scripts/repo_initialization.py
----------------------------------------------------------------------
diff --git a/ambari-server/src/main/resources/stacks/HDP/2.0.6/hooks/before-INSTALL/scripts/repo_initialization.py b/ambari-server/src/main/resources/stacks/HDP/2.0.6/hooks/before-INSTALL/scripts/repo_initialization.py
deleted file mode 100644
index 9f2b344..0000000
--- a/ambari-server/src/main/resources/stacks/HDP/2.0.6/hooks/before-INSTALL/scripts/repo_initialization.py
+++ /dev/null
@@ -1,75 +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, UBUNTU_REPO_COMPONENTS_POSTFIX
-from resource_management.core.logger import Logger
-import ambari_simplejson as json
-
-
-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['distribution'] if 'distribution' in repo and repo['distribution'] else repo['repoName'] ] \
-                        + [repo['components'].replace(",", " ") if 'components' in repo and repo['components'] else 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/2.0.6/hooks/before-INSTALL/scripts/shared_initialization.py
----------------------------------------------------------------------
diff --git a/ambari-server/src/main/resources/stacks/HDP/2.0.6/hooks/before-INSTALL/scripts/shared_initialization.py b/ambari-server/src/main/resources/stacks/HDP/2.0.6/hooks/before-INSTALL/scripts/shared_initialization.py
deleted file mode 100644
index 1609050..0000000
--- a/ambari-server/src/main/resources/stacks/HDP/2.0.6/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/2.0.6/hooks/before-RESTART/scripts/hook.py
----------------------------------------------------------------------
diff --git a/ambari-server/src/main/resources/stacks/HDP/2.0.6/hooks/before-RESTART/scripts/hook.py b/ambari-server/src/main/resources/stacks/HDP/2.0.6/hooks/before-RESTART/scripts/hook.py
deleted file mode 100644
index 14b9d99..0000000
--- a/ambari-server/src/main/resources/stacks/HDP/2.0.6/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/2.0.6/hooks/before-START/files/checkForFormat.sh
----------------------------------------------------------------------
diff --git a/ambari-server/src/main/resources/stacks/HDP/2.0.6/hooks/before-START/files/checkForFormat.sh b/ambari-server/src/main/resources/stacks/HDP/2.0.6/hooks/before-START/files/checkForFormat.sh
deleted file mode 100644
index 68aa96d..0000000
--- a/ambari-server/src/main/resources/stacks/HDP/2.0.6/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/2.0.6/hooks/before-START/files/fast-hdfs-resource.jar
----------------------------------------------------------------------
diff --git a/ambari-server/src/main/resources/stacks/HDP/2.0.6/hooks/before-START/files/fast-hdfs-resource.jar b/ambari-server/src/main/resources/stacks/HDP/2.0.6/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/2.0.6/hooks/before-START/files/fast-hdfs-resource.jar and /dev/null differ

http://git-wip-us.apache.org/repos/asf/ambari/blob/5b36cdfd/ambari-server/src/main/resources/stacks/HDP/2.0.6/hooks/before-START/files/task-log4j.properties
----------------------------------------------------------------------
diff --git a/ambari-server/src/main/resources/stacks/HDP/2.0.6/hooks/before-START/files/task-log4j.properties b/ambari-server/src/main/resources/stacks/HDP/2.0.6/hooks/before-START/files/task-log4j.properties
deleted file mode 100644
index 7e12962..0000000
--- a/ambari-server/src/main/resources/stacks/HDP/2.0.6/hooks/before-START/files/task-log4j.properties
+++ /dev/null
@@ -1,134 +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.
-#
-#
-
-
-# Define some default values that can be overridden by system properties
-hadoop.root.logger=INFO,console
-hadoop.log.dir=.
-hadoop.log.file=hadoop.log
-
-#
-# Job Summary Appender 
-#
-# Use following logger to send summary to separate file defined by 
-# hadoop.mapreduce.jobsummary.log.file rolled daily:
-# hadoop.mapreduce.jobsummary.logger=INFO,JSA
-# 
-hadoop.mapreduce.jobsummary.logger=${hadoop.root.logger}
-hadoop.mapreduce.jobsummary.log.file=hadoop-mapreduce.jobsummary.log
-
-# Define the root logger to the system property "hadoop.root.logger".
-log4j.rootLogger=${hadoop.root.logger}, EventCounter
-
-# Logging Threshold
-log4j.threshhold=ALL
-
-#
-# Daily Rolling File Appender
-#
-
-log4j.appender.DRFA=org.apache.log4j.DailyRollingFileAppender
-log4j.appender.DRFA.File=${hadoop.log.dir}/${hadoop.log.file}
-
-# Rollver at midnight
-log4j.appender.DRFA.DatePattern=.yyyy-MM-dd
-
-# 30-day backup
-#log4j.appender.DRFA.MaxBackupIndex=30
-log4j.appender.DRFA.layout=org.apache.log4j.PatternLayout
-
-# Pattern format: Date LogLevel LoggerName LogMessage
-log4j.appender.DRFA.layout.ConversionPattern=%d{ISO8601} %p %c: %m%n
-# Debugging Pattern format
-#log4j.appender.DRFA.layout.ConversionPattern=%d{ISO8601} %-5p %c{2} (%F:%M(%L)) - %m%n
-
-
-#
-# console
-# Add "console" to rootlogger above if you want to use this 
-#
-
-log4j.appender.console=org.apache.log4j.ConsoleAppender
-log4j.appender.console.target=System.err
-log4j.appender.console.layout=org.apache.log4j.PatternLayout
-log4j.appender.console.layout.ConversionPattern=%d{yy/MM/dd HH:mm:ss} %p %c{2}: %m%n
-
-#
-# TaskLog Appender
-#
-
-#Default values
-hadoop.tasklog.taskid=null
-hadoop.tasklog.iscleanup=false
-hadoop.tasklog.noKeepSplits=4
-hadoop.tasklog.totalLogFileSize=100
-hadoop.tasklog.purgeLogSplits=true
-hadoop.tasklog.logsRetainHours=12
-
-log4j.appender.TLA=org.apache.hadoop.mapred.TaskLogAppender
-log4j.appender.TLA.taskId=${hadoop.tasklog.taskid}
-log4j.appender.TLA.isCleanup=${hadoop.tasklog.iscleanup}
-log4j.appender.TLA.totalLogFileSize=${hadoop.tasklog.totalLogFileSize}
-
-log4j.appender.TLA.layout=org.apache.log4j.PatternLayout
-log4j.appender.TLA.layout.ConversionPattern=%d{ISO8601} %p %c: %m%n
-
-#
-# Rolling File Appender
-#
-
-#log4j.appender.RFA=org.apache.log4j.RollingFileAppender
-#log4j.appender.RFA.File=${hadoop.log.dir}/${hadoop.log.file}
-
-# Logfile size and and 30-day backups
-#log4j.appender.RFA.MaxFileSize=1MB
-#log4j.appender.RFA.MaxBackupIndex=30
-
-#log4j.appender.RFA.layout=org.apache.log4j.PatternLayout
-#log4j.appender.RFA.layout.ConversionPattern=%d{ISO8601} %-5p %c{2} - %m%n
-#log4j.appender.RFA.layout.ConversionPattern=%d{ISO8601} %-5p %c{2} (%F:%M(%L)) - %m%n
-
-
-# Custom Logging levels
-
-hadoop.metrics.log.level=INFO
-#log4j.logger.org.apache.hadoop.mapred.JobTracker=DEBUG
-#log4j.logger.org.apache.hadoop.mapred.TaskTracker=DEBUG
-#log4j.logger.org.apache.hadoop.fs.FSNamesystem=DEBUG
-log4j.logger.org.apache.hadoop.metrics2=${hadoop.metrics.log.level}
-
-# Jets3t library
-log4j.logger.org.jets3t.service.impl.rest.httpclient.RestS3Service=ERROR
-
-#
-# Null Appender
-# Trap security logger on the hadoop client side
-#
-log4j.appender.NullAppender=org.apache.log4j.varia.NullAppender
-
-#
-# Event Counter Appender
-# Sends counts of logging messages at different severity levels to Hadoop Metrics.
-#
-log4j.appender.EventCounter=org.apache.hadoop.log.metrics.EventCounter
- 
-# Removes "deprecated" messages
-log4j.logger.org.apache.hadoop.conf.Configuration.deprecation=WARN

http://git-wip-us.apache.org/repos/asf/ambari/blob/5b36cdfd/ambari-server/src/main/resources/stacks/HDP/2.0.6/hooks/before-START/files/topology_script.py
----------------------------------------------------------------------
diff --git a/ambari-server/src/main/resources/stacks/HDP/2.0.6/hooks/before-START/files/topology_script.py b/ambari-server/src/main/resources/stacks/HDP/2.0.6/hooks/before-START/files/topology_script.py
deleted file mode 100644
index 0f7a55c..0000000
--- a/ambari-server/src/main/resources/stacks/HDP/2.0.6/hooks/before-START/files/topology_script.py
+++ /dev/null
@@ -1,66 +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 sys, os
-from string import join
-import ConfigParser
-
-
-DEFAULT_RACK = "/default-rack"
-DATA_FILE_NAME =  os.path.dirname(os.path.abspath(__file__)) + "/topology_mappings.data"
-SECTION_NAME = "network_topology"
-
-class TopologyScript():
-
-  def load_rack_map(self):
-    try:
-      #RACK_MAP contains both host name vs rack and ip vs rack mappings
-      mappings = ConfigParser.ConfigParser()
-      mappings.read(DATA_FILE_NAME)
-      return dict(mappings.items(SECTION_NAME))
-    except ConfigParser.NoSectionError:
-      return {}
-
-  def get_racks(self, rack_map, args):
-    if len(args) == 1:
-      return DEFAULT_RACK
-    else:
-      return join([self.lookup_by_hostname_or_ip(input_argument, rack_map) for input_argument in args[1:]],)
-
-  def lookup_by_hostname_or_ip(self, hostname_or_ip, rack_map):
-    #try looking up by hostname
-    rack = rack_map.get(hostname_or_ip)
-    if rack is not None:
-      return rack
-    #try looking up by ip
-    rack = rack_map.get(self.extract_ip(hostname_or_ip))
-    #try by localhost since hadoop could be passing in 127.0.0.1 which might not be mapped
-    return rack if rack is not None else rack_map.get("localhost.localdomain", DEFAULT_RACK)
-
-  #strips out port and slashes in case hadoop passes in something like 127.0.0.1/127.0.0.1:50010
-  def extract_ip(self, container_string):
-    return container_string.split("/")[0].split(":")[0]
-
-  def execute(self, args):
-    rack_map = self.load_rack_map()
-    rack = self.get_racks(rack_map, args)
-    print rack
-
-if __name__ == "__main__":
-  TopologyScript().execute(sys.argv)

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/custom_extensions.py
----------------------------------------------------------------------
diff --git a/ambari-server/src/main/resources/stacks/HDP/2.0.6/hooks/before-START/scripts/custom_extensions.py b/ambari-server/src/main/resources/stacks/HDP/2.0.6/hooks/before-START/scripts/custom_extensions.py
deleted file mode 100644
index 04299ba..0000000
--- a/ambari-server/src/main/resources/stacks/HDP/2.0.6/hooks/before-START/scripts/custom_extensions.py
+++ /dev/null
@@ -1,173 +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.core.resources import Directory
-from resource_management.core.resources import Execute
-from resource_management.libraries.functions import default
-from resource_management.libraries.script.script import Script
-from resource_management.libraries.functions import format
-
-
-DEFAULT_HADOOP_HDFS_EXTENSION_DIR = "/hdp/ext/{0}/hadoop"
-DEFAULT_HADOOP_HIVE_EXTENSION_DIR = "/hdp/ext/{0}/hive"
-DEFAULT_HADOOP_HBASE_EXTENSION_DIR = "/hdp/ext/{0}/hbase"
-
-def setup_extensions():
-  """
-  The goal of this method is to distribute extensions (for example jar files) from
-  HDFS (/hdp/ext/{major_stack_version}/{service_name}) to all nodes which contain related
-  components of service (YARN, HIVE or HBASE). Extensions should be added to HDFS by
-  user manually.
-  """
-
-  import params
-
-  # Hadoop Custom extensions
-  hadoop_custom_extensions_enabled = default("/configurations/core-site/hadoop.custom-extensions.enabled", False)
-  hadoop_custom_extensions_services = default("/configurations/core-site/hadoop.custom-extensions.services", "")
-  hadoop_custom_extensions_owner = default("/configurations/core-site/hadoop.custom-extensions.owner", params.hdfs_user)
-  hadoop_custom_extensions_hdfs_dir = get_config_formatted_value(default("/configurations/core-site/hadoop.custom-extensions.root",
-                                                 DEFAULT_HADOOP_HDFS_EXTENSION_DIR.format(params.major_stack_version)))
-  hadoop_custom_extensions_services = [ service.strip().upper() for service in hadoop_custom_extensions_services.split(",") ]
-  hadoop_custom_extensions_services.append("YARN")
-
-  hadoop_custom_extensions_local_dir = "{0}/current/ext/hadoop".format(Script.get_stack_root())
-
-  if params.current_service in hadoop_custom_extensions_services:
-    clean_extensions(hadoop_custom_extensions_local_dir)
-    if hadoop_custom_extensions_enabled:
-      download_extensions(hadoop_custom_extensions_owner, params.user_group,
-                          hadoop_custom_extensions_hdfs_dir,
-                          hadoop_custom_extensions_local_dir)
-
-  setup_extensions_hive()
-
-  hbase_custom_extensions_services = []
-  hbase_custom_extensions_services.append("HBASE")
-  if params.current_service in hbase_custom_extensions_services:
-    setup_hbase_extensions()
-
-
-def setup_hbase_extensions():
-  import params
-
-  # HBase Custom extensions
-  hbase_custom_extensions_enabled = default("/configurations/hbase-site/hbase.custom-extensions.enabled", False)
-  hbase_custom_extensions_owner = default("/configurations/hbase-site/hbase.custom-extensions.owner", params.hdfs_user)
-  hbase_custom_extensions_hdfs_dir = get_config_formatted_value(default("/configurations/hbase-site/hbase.custom-extensions.root",
-                                                DEFAULT_HADOOP_HBASE_EXTENSION_DIR.format(params.major_stack_version)))
-  hbase_custom_extensions_local_dir = "{0}/current/ext/hbase".format(Script.get_stack_root())
-
-  impacted_components = ['HBASE_MASTER', 'HBASE_REGIONSERVER', 'PHOENIX_QUERY_SERVER'];
-  role = params.config.get('role','')
-
-  if role in impacted_components:
-    clean_extensions(hbase_custom_extensions_local_dir)
-    if hbase_custom_extensions_enabled:
-      download_extensions(hbase_custom_extensions_owner, params.user_group,
-                          hbase_custom_extensions_hdfs_dir,
-                          hbase_custom_extensions_local_dir)
-
-
-def setup_extensions_hive():
-  import params
-
-  hive_custom_extensions_enabled = default("/configurations/hive-site/hive.custom-extensions.enabled", False)
-  hive_custom_extensions_owner = default("/configurations/hive-site/hive.custom-extensions.owner", params.hdfs_user)
-  hive_custom_extensions_hdfs_dir = DEFAULT_HADOOP_HIVE_EXTENSION_DIR.format(params.major_stack_version)
-
-  hive_custom_extensions_local_dir = "{0}/current/ext/hive".format(Script.get_stack_root())
-
-  impacted_components = ['HIVE_SERVER', 'HIVE_CLIENT'];
-  role = params.config.get('role','')
-
-  # Run copying for HIVE_SERVER and HIVE_CLIENT
-  if params.current_service == 'HIVE' and role in impacted_components:
-    clean_extensions(hive_custom_extensions_local_dir)
-    if hive_custom_extensions_enabled:
-      download_extensions(hive_custom_extensions_owner, params.user_group,
-                          hive_custom_extensions_hdfs_dir,
-                          hive_custom_extensions_local_dir)
-
-def download_extensions(owner_user, owner_group, hdfs_source_dir, local_target_dir):
-  """
-  :param owner_user: user owner of the HDFS directory
-  :param owner_group: group owner of the HDFS directory
-  :param hdfs_source_dir: the HDFS directory from where the files are being pull
-  :param local_target_dir: the location of where to download the files
-  :return: Will return True if successful, otherwise, False.
-  """
-  import params
-
-  if not os.path.isdir(local_target_dir):
-    extensions_tmp_dir=format("{tmp_dir}/custom_extensions")
-    Directory(local_target_dir,
-              owner="root",
-              mode=0755,
-              group="root",
-              create_parents=True)
-
-    params.HdfsResource(hdfs_source_dir,
-                        type="directory",
-                        action="create_on_execute",
-                        owner=owner_user,
-                        group=owner_group,
-                        mode=0755)
-
-    Directory(extensions_tmp_dir,
-              owner=params.hdfs_user,
-              mode=0755,
-              create_parents=True)
-
-    # copy from hdfs to /tmp
-    params.HdfsResource(extensions_tmp_dir,
-                        type="directory",
-                        action="download_on_execute",
-                        source=hdfs_source_dir,
-                        user=params.hdfs_user,
-                        mode=0644,
-                        replace_existing_files=True)
-
-    # Execute command is not quoting correctly.
-    cmd = format("{sudo} mv {extensions_tmp_dir}/* {local_target_dir}")
-    only_if_cmd = "ls -d {extensions_tmp_dir}/*".format(extensions_tmp_dir=extensions_tmp_dir)
-    Execute(cmd, only_if=only_if_cmd)
-
-    only_if_local = 'ls -d "{local_target_dir}"'.format(local_target_dir=local_target_dir)
-    Execute(("chown", "-R", "root:root", local_target_dir),
-            sudo=True,
-            only_if=only_if_local)
-
-    params.HdfsResource(None,action="execute")
-  return True
-
-def clean_extensions(local_dir):
-  """
-  :param local_dir: The local directory where the extensions are stored.
-  :return: Will return True if successful, otherwise, False.
-  """
-  if os.path.isdir(local_dir):
-    Directory(local_dir,
-              action="delete")
-  return True
-
-def get_config_formatted_value(property_value):
-  return format(property_value.replace("{{", "{").replace("}}", "}"))

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/hook.py
----------------------------------------------------------------------
diff --git a/ambari-server/src/main/resources/stacks/HDP/2.0.6/hooks/before-START/scripts/hook.py b/ambari-server/src/main/resources/stacks/HDP/2.0.6/hooks/before-START/scripts/hook.py
deleted file mode 100644
index 4cb276a..0000000
--- a/ambari-server/src/main/resources/stacks/HDP/2.0.6/hooks/before-START/scripts/hook.py
+++ /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.
-
-"""
-
-import sys
-from resource_management import *
-from rack_awareness import create_topology_script_and_mapping
-from shared_initialization import setup_hadoop, setup_configs, create_javahome_symlink, setup_unlimited_key_jce_policy
-from custom_extensions import setup_extensions
-
-class BeforeStartHook(Hook):
-
-  def hook(self, env):
-    import params
-
-    self.run_custom_hook('before-ANY')
-    env.set_params(params)
-
-    setup_hadoop()
-    setup_configs()
-    create_javahome_symlink()
-    create_topology_script_and_mapping()
-    setup_unlimited_key_jce_policy()
-    if params.stack_supports_hadoop_custom_extensions:
-      setup_extensions()
-
-if __name__ == "__main__":
-  BeforeStartHook().execute()

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/params.py
----------------------------------------------------------------------
diff --git a/ambari-server/src/main/resources/stacks/HDP/2.0.6/hooks/before-START/scripts/params.py b/ambari-server/src/main/resources/stacks/HDP/2.0.6/hooks/before-START/scripts/params.py
deleted file mode 100644
index 6c26e01..0000000
--- a/ambari-server/src/main/resources/stacks/HDP/2.0.6/hooks/before-START/scripts/params.py
+++ /dev/null
@@ -1,380 +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 conf_select
-from resource_management.libraries.functions import stack_select
-from resource_management.libraries.functions import default
-from resource_management.libraries.functions import format_jvm_option
-from resource_management.libraries.functions import format
-from resource_management.libraries.functions.version import format_stack_version, compare_versions, get_major_version
-from ambari_commons.os_check import OSCheck
-from resource_management.libraries.script.script import Script
-from resource_management.libraries.functions import get_kinit_path
-from resource_management.libraries.functions.get_not_managed_resources import get_not_managed_resources
-from resource_management.libraries.resources.hdfs_resource import HdfsResource
-from resource_management.libraries.functions.stack_features import check_stack_feature
-from resource_management.libraries.functions.stack_features import get_stack_feature_version
-from resource_management.libraries.functions import StackFeature
-from ambari_commons.constants import AMBARI_SUDO_BINARY
-
-config = Script.get_config()
-tmp_dir = Script.get_tmp_dir()
-artifact_dir = tmp_dir + "/AMBARI-artifacts"
-
-version_for_stack_feature_checks = get_stack_feature_version(config)
-stack_supports_hadoop_custom_extensions = check_stack_feature(StackFeature.HADOOP_CUSTOM_EXTENSIONS, version_for_stack_feature_checks)
-
-sudo = AMBARI_SUDO_BINARY
-
-# Global flag enabling or disabling the sysprep feature
-host_sys_prepped = default("/hostLevelParams/host_sys_prepped", False)
-
-# Whether to skip copying fast-hdfs-resource.jar to /var/lib/ambari-agent/lib/
-# This is required if tarballs are going to be copied to HDFS, so set to False
-sysprep_skip_copy_fast_jar_hdfs = host_sys_prepped and default("/configurations/cluster-env/sysprep_skip_copy_fast_jar_hdfs", False)
-
-# Whether to skip setting up the unlimited key JCE policy
-sysprep_skip_setup_jce = host_sys_prepped and default("/configurations/cluster-env/sysprep_skip_setup_jce", False)
-
-stack_version_unformatted = config['hostLevelParams']['stack_version']
-stack_version_formatted = format_stack_version(stack_version_unformatted)
-major_stack_version = get_major_version(stack_version_formatted)
-
-dfs_type = default("/commandParams/dfs_type", "")
-hadoop_conf_dir = "/etc/hadoop/conf"
-component_list = default("/localComponents", [])
-
-hdfs_tmp_dir = default("/configurations/hadoop-env/hdfs_tmp_dir", "/tmp")
-
-hadoop_metrics2_properties_content = None
-if 'hadoop-metrics2.properties' in config['configurations']:
-  hadoop_metrics2_properties_content = config['configurations']['hadoop-metrics2.properties']['content']
-
-hadoop_libexec_dir = stack_select.get_hadoop_dir("libexec")
-hadoop_lib_home = stack_select.get_hadoop_dir("lib")
-hadoop_bin = stack_select.get_hadoop_dir("sbin")
-
-mapreduce_libs_path = "/usr/hdp/current/hadoop-mapreduce-client/*"
-hadoop_home = stack_select.get_hadoop_dir("home")
-create_lib_snappy_symlinks = False
-  
-current_service = config['serviceName']
-
-#security params
-security_enabled = config['configurations']['cluster-env']['security_enabled']
-
-ambari_server_resources_url = default("/hostLevelParams/jdk_location", None)
-if ambari_server_resources_url is not None and ambari_server_resources_url.endswith('/'):
-  ambari_server_resources_url = ambari_server_resources_url[:-1]
-
-# Unlimited key JCE policy params
-jce_policy_zip = default("/hostLevelParams/jce_name", None) # None when jdk is already installed by user
-unlimited_key_jce_required = default("/hostLevelParams/unlimited_key_jce_required", False)
-jdk_name = default("/hostLevelParams/jdk_name", None)
-java_home = default("/hostLevelParams/java_home", None)
-java_exec = "{0}/bin/java".format(java_home) if java_home is not None else "/bin/java"
-
-#users and groups
-has_hadoop_env = 'hadoop-env' in config['configurations']
-mapred_user = config['configurations']['mapred-env']['mapred_user']
-hdfs_user = config['configurations']['hadoop-env']['hdfs_user']
-yarn_user = config['configurations']['yarn-env']['yarn_user']
-
-user_group = config['configurations']['cluster-env']['user_group']
-
-#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", [])
-cluster_name = config["clusterName"]
-set_instanceId = "false"
-if 'cluster-env' in config['configurations'] and \
-    'metrics_collector_external_hosts' in config['configurations']['cluster-env']:
-  ams_collector_hosts = config['configurations']['cluster-env']['metrics_collector_external_hosts']
-  set_instanceId = "true"
-else:
-  ams_collector_hosts = ",".join(default("/clusterHostInfo/metrics_collector_hosts", []))
-
-has_namenode = not len(namenode_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_metric_collector = not len(ams_collector_hosts) == 0
-
-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]
-
-metric_collector_port = None
-if has_metric_collector:
-  if 'cluster-env' in config['configurations'] and \
-      'metrics_collector_external_port' in config['configurations']['cluster-env']:
-    metric_collector_port = config['configurations']['cluster-env']['metrics_collector_external_port']
-  else:
-    metric_collector_web_address = default("/configurations/ams-site/timeline.metrics.service.webapp.address", "0.0.0.0:6188")
-    if metric_collector_web_address.find(':') != -1:
-      metric_collector_port = metric_collector_web_address.split(':')[1]
-    else:
-      metric_collector_port = '6188'
-  if default("/configurations/ams-site/timeline.metrics.service.http.policy", "HTTP_ONLY") == "HTTPS_ONLY":
-    metric_collector_protocol = 'https'
-  else:
-    metric_collector_protocol = 'http'
-  metric_truststore_path= default("/configurations/ams-ssl-client/ssl.client.truststore.location", "")
-  metric_truststore_type= default("/configurations/ams-ssl-client/ssl.client.truststore.type", "")
-  metric_truststore_password= default("/configurations/ams-ssl-client/ssl.client.truststore.password", "")
-
-  pass
-metrics_report_interval = default("/configurations/ams-site/timeline.metrics.sink.report.interval", 60)
-metrics_collection_period = default("/configurations/ams-site/timeline.metrics.sink.collection.period", 10)
-
-host_in_memory_aggregation = default("/configurations/ams-site/timeline.metrics.host.inmemory.aggregation", True)
-host_in_memory_aggregation_port = default("/configurations/ams-site/timeline.metrics.host.inmemory.aggregation.port", 61888)
-
-# Cluster Zookeeper quorum
-zookeeper_quorum = None
-if has_zk_host:
-  if 'zoo.cfg' in config['configurations'] and 'clientPort' in config['configurations']['zoo.cfg']:
-    zookeeper_clientPort = config['configurations']['zoo.cfg']['clientPort']
-  else:
-    zookeeper_clientPort = '2181'
-  zookeeper_quorum = (':' + zookeeper_clientPort + ',').join(config['clusterHostInfo']['zookeeper_hosts'])
-  # last port config
-  zookeeper_quorum += ':' + zookeeper_clientPort
-
-#hadoop params
-
-if has_namenode or dfs_type == 'HCFS':
-  hadoop_tmp_dir = format("/tmp/hadoop-{hdfs_user}")
-  hadoop_conf_dir = conf_select.get_hadoop_conf_dir()
-  task_log4j_properties_location = os.path.join(hadoop_conf_dir, "task-log4j.properties")
-
-hadoop_pid_dir_prefix = config['configurations']['hadoop-env']['hadoop_pid_dir_prefix']
-hdfs_log_dir_prefix = config['configurations']['hadoop-env']['hdfs_log_dir_prefix']
-hbase_tmp_dir = "/tmp/hbase-hbase"
-#db params
-server_db_name = config['hostLevelParams']['db_name']
-db_driver_filename = config['hostLevelParams']['db_driver_filename']
-oracle_driver_url = config['hostLevelParams']['oracle_jdbc_url']
-mysql_driver_url = config['hostLevelParams']['mysql_jdbc_url']
-oracle_driver_symlink_url = format("{ambari_server_resources_url}/oracle-jdbc-driver.jar")
-mysql_driver_symlink_url = format("{ambari_server_resources_url}/mysql-jdbc-driver.jar")
-
-ambari_db_rca_url = config['hostLevelParams']['ambari_db_rca_url'][0]
-ambari_db_rca_driver = config['hostLevelParams']['ambari_db_rca_driver'][0]
-ambari_db_rca_username = config['hostLevelParams']['ambari_db_rca_username'][0]
-ambari_db_rca_password = config['hostLevelParams']['ambari_db_rca_password'][0]
-
-if has_namenode and 'rca_enabled' in config['configurations']['hadoop-env']:
-  rca_enabled =  config['configurations']['hadoop-env']['rca_enabled']
-else:
-  rca_enabled = False
-rca_disabled_prefix = "###"
-if rca_enabled == True:
-  rca_prefix = ""
-else:
-  rca_prefix = rca_disabled_prefix
-
-#hadoop-env.sh
-
-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")
-
-#log4j.properties
-
-yarn_log_dir_prefix = default("/configurations/yarn-env/yarn_log_dir_prefix","/var/log/hadoop-yarn")
-
-dfs_hosts = default('/configurations/hdfs-site/dfs.hosts', None)
-
-# Hdfs log4j settings
-hadoop_log_max_backup_size = default('configurations/hdfs-log4j/hadoop_log_max_backup_size', 256)
-hadoop_log_number_of_backup_files = default('configurations/hdfs-log4j/hadoop_log_number_of_backup_files', 10)
-hadoop_security_log_max_backup_size = default('configurations/hdfs-log4j/hadoop_security_log_max_backup_size', 256)
-hadoop_security_log_number_of_backup_files = default('configurations/hdfs-log4j/hadoop_security_log_number_of_backup_files', 20)
-
-# Yarn log4j settings
-yarn_rm_summary_log_max_backup_size = default('configurations/yarn-log4j/yarn_rm_summary_log_max_backup_size', 256)
-yarn_rm_summary_log_number_of_backup_files = default('configurations/yarn-log4j/yarn_rm_summary_log_number_of_backup_files', 20)
-
-#log4j.properties
-if (('hdfs-log4j' in config['configurations']) and ('content' in config['configurations']['hdfs-log4j'])):
-  log4j_props = config['configurations']['hdfs-log4j']['content']
-  if (('yarn-log4j' in config['configurations']) and ('content' in config['configurations']['yarn-log4j'])):
-    log4j_props += config['configurations']['yarn-log4j']['content']
-else:
-  log4j_props = None
-
-refresh_topology = False
-command_params = config["commandParams"] if "commandParams" in config else None
-if command_params is not None:
-  refresh_topology = bool(command_params["refresh_topology"]) if "refresh_topology" in command_params else False
-
-ambari_java_home = default("/commandParams/ambari_java_home", None)
-ambari_jdk_name = default("/commandParams/ambari_jdk_name", None)
-ambari_jce_name = default("/commandParams/ambari_jce_name", None)
-  
-ambari_libs_dir = "/var/lib/ambari-agent/lib"
-is_webhdfs_enabled = config['configurations']['hdfs-site']['dfs.webhdfs.enabled']
-default_fs = config['configurations']['core-site']['fs.defaultFS']
-
-#host info
-all_hosts = default("/clusterHostInfo/all_hosts", [])
-all_racks = default("/clusterHostInfo/all_racks", [])
-all_ipv4_ips = default("/clusterHostInfo/all_ipv4_ips", [])
-slave_hosts = default("/clusterHostInfo/slave_hosts", [])
-
-#topology files
-net_topology_script_file_path = "/etc/hadoop/conf/topology_script.py"
-net_topology_script_dir = os.path.dirname(net_topology_script_file_path)
-net_topology_mapping_data_file_name = 'topology_mappings.data'
-net_topology_mapping_data_file_path = os.path.join(net_topology_script_dir, net_topology_mapping_data_file_name)
-
-#Added logic to create /tmp and /user directory for HCFS stack.  
-has_core_site = 'core-site' in config['configurations']
-hdfs_user_keytab = config['configurations']['hadoop-env']['hdfs_user_keytab']
-kinit_path_local = get_kinit_path()
-stack_version_unformatted = config['hostLevelParams']['stack_version']
-stack_version_formatted = format_stack_version(stack_version_unformatted)
-hadoop_bin_dir = stack_select.get_hadoop_dir("bin")
-hdfs_principal_name = default('/configurations/hadoop-env/hdfs_principal_name', None)
-hdfs_site = config['configurations']['hdfs-site']
-smoke_user =  config['configurations']['cluster-env']['smokeuser']
-smoke_hdfs_user_dir = format("/user/{smoke_user}")
-smoke_hdfs_user_mode = 0770
-
-
-##### Namenode RPC ports - metrics config section start #####
-
-# Figure out the rpc ports for current namenode
-nn_rpc_client_port = None
-nn_rpc_dn_port = None
-nn_rpc_healthcheck_port = None
-
-namenode_id = None
-namenode_rpc = None
-
-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)
-
-dfs_ha_namemodes_ids_list = []
-other_namenode_id = 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 dfs_ha_enabled:
- for nn_id in dfs_ha_namemodes_ids_list:
-   nn_host = config['configurations']['hdfs-site'][format('dfs.namenode.rpc-address.{dfs_ha_nameservices}.{nn_id}')]
-   if hostname.lower() in nn_host.lower():
-     namenode_id = nn_id
-     namenode_rpc = nn_host
-   pass
- pass
-else:
-  namenode_rpc = default('/configurations/hdfs-site/dfs.namenode.rpc-address', default_fs)
-
-# if HDFS is not installed in the cluster, then don't try to access namenode_rpc
-if "core-site" in config['configurations'] and namenode_rpc:
-  port_str = namenode_rpc.split(':')[-1].strip()
-  try:
-    nn_rpc_client_port = int(port_str)
-  except ValueError:
-    nn_rpc_client_port = None
-
-if dfs_ha_enabled:
- dfs_service_rpc_address = default(format('/configurations/hdfs-site/dfs.namenode.servicerpc-address.{dfs_ha_nameservices}.{namenode_id}'), None)
- dfs_lifeline_rpc_address = default(format('/configurations/hdfs-site/dfs.namenode.lifeline.rpc-address.{dfs_ha_nameservices}.{namenode_id}'), None)
-else:
- dfs_service_rpc_address = default('/configurations/hdfs-site/dfs.namenode.servicerpc-address', None)
- dfs_lifeline_rpc_address = default(format('/configurations/hdfs-site/dfs.namenode.lifeline.rpc-address'), None)
-
-if dfs_service_rpc_address:
- nn_rpc_dn_port = dfs_service_rpc_address.split(':')[1].strip()
-
-if dfs_lifeline_rpc_address:
- nn_rpc_healthcheck_port = dfs_lifeline_rpc_address.split(':')[1].strip()
-
-is_nn_client_port_configured = False if nn_rpc_client_port is None else True
-is_nn_dn_port_configured = False if nn_rpc_dn_port is None else True
-is_nn_healthcheck_port_configured = False if nn_rpc_healthcheck_port is None else True
-
-##### end #####
-
-import functools
-#create partial functions with common arguments for every HdfsResource call
-#to create/delete/copyfromlocal hdfs directories/files we need to call params.HdfsResource in code
-HdfsResource = functools.partial(
-  HdfsResource,
-  user=hdfs_user,
-  hdfs_resource_ignore_file = "/var/lib/ambari-agent/data/.hdfs_resource_ignore",
-  security_enabled = security_enabled,
-  keytab = hdfs_user_keytab,
-  kinit_path_local = kinit_path_local,
-  hadoop_bin_dir = hadoop_bin_dir,
-  hadoop_conf_dir = hadoop_conf_dir,
-  principal_name = hdfs_principal_name,
-  hdfs_site = hdfs_site,
-  default_fs = default_fs,
-  immutable_paths = get_not_managed_resources(),
-  dfs_type = dfs_type
-)

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/rack_awareness.py
----------------------------------------------------------------------
diff --git a/ambari-server/src/main/resources/stacks/HDP/2.0.6/hooks/before-START/scripts/rack_awareness.py b/ambari-server/src/main/resources/stacks/HDP/2.0.6/hooks/before-START/scripts/rack_awareness.py
deleted file mode 100644
index 48158bb..0000000
--- a/ambari-server/src/main/resources/stacks/HDP/2.0.6/hooks/before-START/scripts/rack_awareness.py
+++ /dev/null
@@ -1,48 +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.core.resources import File
-from resource_management.core.source import StaticFile, Template
-from resource_management.libraries.functions import format
-
-
-def create_topology_mapping():
-  import params
-
-  File(params.net_topology_mapping_data_file_path,
-       content=Template("topology_mappings.data.j2"),
-       owner=params.hdfs_user,
-       group=params.user_group,
-       mode=0644,
-       only_if=format("test -d {net_topology_script_dir}"))
-
-def create_topology_script():
-  import params
-
-  File(params.net_topology_script_file_path,
-       content=StaticFile('topology_script.py'),
-       mode=0755,
-       only_if=format("test -d {net_topology_script_dir}"))
-
-def create_topology_script_and_mapping():
-  import params
-  if params.has_hadoop_env:
-    create_topology_mapping()
-    create_topology_script()


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