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From dmitriu...@apache.org
Subject [4/4] ambari git commit: AMBARI-8714. Refactor UpgradeHelper_HDP2.py script to be compliant with 2.0/2.1 stack upgrade (dlysnichenko)
Date Fri, 19 Dec 2014 14:05:10 GMT
AMBARI-8714. Refactor UpgradeHelper_HDP2.py script to be compliant with 2.0/2.1 stack upgrade (dlysnichenko)


Project: http://git-wip-us.apache.org/repos/asf/ambari/repo
Commit: http://git-wip-us.apache.org/repos/asf/ambari/commit/abf40552
Tree: http://git-wip-us.apache.org/repos/asf/ambari/tree/abf40552
Diff: http://git-wip-us.apache.org/repos/asf/ambari/diff/abf40552

Branch: refs/heads/trunk
Commit: abf405522fe0844de11e97d31a005e49f9e00710
Parents: 8b0e4f8
Author: Lisnichenko Dmitro <dlysnichenko@hortonworks.com>
Authored: Fri Dec 19 15:39:32 2014 +0200
Committer: Lisnichenko Dmitro <dlysnichenko@hortonworks.com>
Committed: Fri Dec 19 15:39:32 2014 +0200

----------------------------------------------------------------------
 .../src/main/python/UpgradeHelper_HDP2.py       | 1245 ------------------
 ambari-server/src/main/python/upgradeHelper.py  | 1183 +++++++++++++++++
 .../catalog/UpgradeCatalog_1.3_to_2.2.json      |  961 ++++++++++++++
 .../src/test/python/TestUpgradeHelper.py        |   97 ++
 .../src/test/python/TestUpgradeScript_HDP2.py   |  646 ---------
 5 files changed, 2241 insertions(+), 1891 deletions(-)
----------------------------------------------------------------------


http://git-wip-us.apache.org/repos/asf/ambari/blob/abf40552/ambari-server/src/main/python/UpgradeHelper_HDP2.py
----------------------------------------------------------------------
diff --git a/ambari-server/src/main/python/UpgradeHelper_HDP2.py b/ambari-server/src/main/python/UpgradeHelper_HDP2.py
deleted file mode 100644
index 396ec2b..0000000
--- a/ambari-server/src/main/python/UpgradeHelper_HDP2.py
+++ /dev/null
@@ -1,1245 +0,0 @@
-#!/usr/bin/env python
-
-'''
-Licensed to the Apache Software Foundation (ASF) under one
-or more contributor license agreements.  See the NOTICE file
-distributed with this work for additional information
-regarding copyright ownership.  The ASF licenses this file
-to you under the Apache License, Version 2.0 (the
-"License"); you may not use this file except in compliance
-with the License.  You may obtain a copy of the License at
-
-    http://www.apache.org/licenses/LICENSE-2.0
-
-Unless required by applicable law or agreed to in writing, software
-distributed under the License is distributed on an "AS IS" BASIS,
-WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-See the License for the specific language governing permissions and
-limitations under the License.
-'''
-
-import optparse
-from pprint import pprint
-import sys
-import datetime
-import os.path
-import logging
-import shutil
-import json
-import subprocess
-import time
-
-
-# action commands
-GET_MR_MAPPING_ACTION = "save-mr-mapping"
-DELETE_MR_ACTION = "delete-mr"
-ADD_YARN_MR2_ACTION = "add-yarn-mr2"
-MODIFY_CONFIG_ACTION = "update-configs"
-BACKUP_CONFIG_ACTION = "backup-configs"
-INSTALL_YARN_MR2_ACTION = "install-yarn-mr2"
-VALID_ACTIONS = ', '.join([GET_MR_MAPPING_ACTION, DELETE_MR_ACTION, ADD_YARN_MR2_ACTION, MODIFY_CONFIG_ACTION,
-                           INSTALL_YARN_MR2_ACTION, BACKUP_CONFIG_ACTION])
-
-MR_MAPPING_FILE = "mr_mapping"
-UPGRADE_LOG_FILE = "upgrade_log"
-CAPACITY_SCHEDULER_TAG = "capacity-scheduler"
-MAPRED_SITE_TAG = "mapred-site"
-GLOBAL_TAG = "global"
-HDFS_SITE_TAG = "hdfs-site"
-CORE_SITE_TAG = "core-site"
-YARN_SITE_TAG = "yarn-site"
-HBASE_SITE_TAG = "hbase-site"
-HIVE_SITE_TAG = "hive-site"
-REPLACE_JH_HOST_NAME_TAG = "REPLACE_JH_HOST"
-REPLACE_RM_HOST_NAME_TAG = "REPLACE_RM_HOST"
-REPLACE_WITH_TAG = "REPLACE_WITH_"
-DELETE_OLD_TAG = "DELETE_OLD"
-
-AUTH_FORMAT = '{0}:{1}'
-ROOT_FORMAT = 'http://{0}:8080/api/v1'
-URL_FORMAT = ROOT_FORMAT+'/clusters/{1}'
-
-
-logger = logging.getLogger()
-
-# old : new
-PROPERTY_MAPPING = {
-  "create.empty.dir.if.nonexist": "mapreduce.jobcontrol.createdir.ifnotexist",
-  "dfs.access.time.precision": "dfs.namenode.accesstime.precision",
-  "dfs.backup.address": "dfs.namenode.backup.address",
-  "dfs.backup.http.address": "dfs.namenode.backup.http-address",
-  "dfs.balance.bandwidthPerSec": "dfs.datanode.balance.bandwidthPerSec",
-  "dfs.block.size": "dfs.blocksize",
-  "dfs.data.dir": "dfs.datanode.data.dir",
-  "dfs.datanode.max.xcievers": "dfs.datanode.max.transfer.threads",
-  "dfs.df.interval": "fs.df.interval",
-  "dfs.federation.nameservice.id": "dfs.nameservice.id",
-  "dfs.federation.nameservices": "dfs.nameservices",
-  "dfs.http.address": "dfs.namenode.http-address",
-  "dfs.https.address": "dfs.namenode.https-address",
-  "dfs.https.client.keystore.resource": "dfs.client.https.keystore.resource",
-  "dfs.https.need.client.auth": "dfs.client.https.need-auth",
-  "dfs.max.objects": "dfs.namenode.max.objects",
-  "dfs.max-repl-streams": "dfs.namenode.replication.max-streams",
-  "dfs.name.dir": "dfs.namenode.name.dir",
-  "dfs.name.dir.restore": "dfs.namenode.name.dir.restore",
-  "dfs.name.edits.dir": "dfs.namenode.edits.dir",
-  "dfs.permissions": "dfs.permissions.enabled",
-  "dfs.permissions.supergroup": "dfs.permissions.superusergroup",
-  "dfs.read.prefetch.size": "dfs.client.read.prefetch.size",
-  "dfs.replication.considerLoad": "dfs.namenode.replication.considerLoad",
-  "dfs.replication.interval": "dfs.namenode.replication.interval",
-  "dfs.replication.min": "dfs.namenode.replication.min",
-  "dfs.replication.pending.timeout.sec": "dfs.namenode.replication.pending.timeout-sec",
-  "dfs.safemode.extension": "dfs.namenode.safemode.extension",
-  "dfs.safemode.threshold.pct": "dfs.namenode.safemode.threshold-pct",
-  "dfs.secondary.http.address": "dfs.namenode.secondary.http-address",
-  "dfs.socket.timeout": "dfs.client.socket-timeout",
-  "dfs.umaskmode": "fs.permissions.umask-mode",
-  "dfs.write.packet.size": "dfs.client-write-packet-size",
-  "fs.checkpoint.dir": "dfs.namenode.checkpoint.dir",
-  "fs.checkpoint.edits.dir": "dfs.namenode.checkpoint.edits.dir",
-  "fs.checkpoint.period": "dfs.namenode.checkpoint.period",
-  "fs.default.name": "fs.defaultFS",
-  "hadoop.configured.node.mapping": "net.topology.configured.node.mapping",
-  "hadoop.job.history.location": "mapreduce.jobtracker.jobhistory.location",
-  "hadoop.native.lib": "io.native.lib.available",
-  "hadoop.net.static.resolutions": "mapreduce.tasktracker.net.static.resolutions",
-  "hadoop.pipes.command-file.keep": "mapreduce.pipes.commandfile.preserve",
-  "hadoop.pipes.executable.interpretor": "mapreduce.pipes.executable.interpretor",
-  "hadoop.pipes.executable": "mapreduce.pipes.executable",
-  "hadoop.pipes.java.mapper": "mapreduce.pipes.isjavamapper",
-  "hadoop.pipes.java.recordreader": "mapreduce.pipes.isjavarecordreader",
-  "hadoop.pipes.java.recordwriter": "mapreduce.pipes.isjavarecordwriter",
-  "hadoop.pipes.java.reducer": "mapreduce.pipes.isjavareducer",
-  "hadoop.pipes.partitioner": "mapreduce.pipes.partitioner",
-  "heartbeat.recheck.interval": "dfs.namenode.heartbeat.recheck-interval",
-  "io.bytes.per.checksum": "dfs.bytes-per-checksum",
-  "io.sort.factor": "mapreduce.task.io.sort.factor",
-  "io.sort.mb": "mapreduce.task.io.sort.mb",
-  "io.sort.spill.percent": "mapreduce.map.sort.spill.percent",
-  "jobclient.completion.poll.interval": "mapreduce.client.completion.pollinterval",
-  "jobclient.output.filter": "mapreduce.client.output.filter",
-  "jobclient.progress.monitor.poll.interval": "mapreduce.client.progressmonitor.pollinterval",
-  "job.end.notification.url": "mapreduce.job.end-notification.url",
-  "job.end.retry.attempts": "mapreduce.job.end-notification.retry.attempts",
-  "job.end.retry.interval": "mapreduce.job.end-notification.retry.interval",
-  "job.local.dir": "mapreduce.job.local.dir",
-  "keep.failed.task.files": "mapreduce.task.files.preserve.failedtasks",
-  "keep.task.files.pattern": "mapreduce.task.files.preserve.filepattern",
-  "key.value.separator.in.input.line": "mapreduce.input.keyvaluelinerecordreader.key.value.separator",
-  "local.cache.size": "mapreduce.tasktracker.cache.local.size",
-  "map.input.file": "mapreduce.map.input.file",
-  "map.input.length": "mapreduce.map.input.length",
-  "map.input.start": "mapreduce.map.input.start",
-  "map.output.key.field.separator": "mapreduce.map.output.key.field.separator",
-  "map.output.key.value.fields.spec": "mapreduce.fieldsel.map.output.key.value.fields.spec",
-  "mapred.acls.enabled": "mapreduce.cluster.acls.enabled",
-  "mapred.binary.partitioner.left.offset": "mapreduce.partition.binarypartitioner.left.offset",
-  "mapred.binary.partitioner.right.offset": "mapreduce.partition.binarypartitioner.right.offset",
-  "mapred.cache.archives": "mapreduce.job.cache.archives",
-  "mapred.cache.archives.timestamps": "mapreduce.job.cache.archives.timestamps",
-  "mapred.cache.files": "mapreduce.job.cache.files",
-  "mapred.cache.files.timestamps": "mapreduce.job.cache.files.timestamps",
-  "mapred.cache.localArchives": "mapreduce.job.cache.local.archives",
-  "mapred.cache.localFiles": "mapreduce.job.cache.local.files",
-  "mapred.child.tmp": "mapreduce.task.tmp.dir",
-  "mapred.cluster.average.blacklist.threshold": "mapreduce.jobtracker.blacklist.average.threshold",
-  "mapred.cluster.map.memory.mb": "mapreduce.cluster.mapmemory.mb",
-  "mapred.cluster.max.map.memory.mb": "mapreduce.jobtracker.maxmapmemory.mb",
-  "mapred.cluster.max.reduce.memory.mb": "mapreduce.jobtracker.maxreducememory.mb",
-  "mapred.cluster.reduce.memory.mb": "mapreduce.cluster.reducememory.mb",
-  "mapred.committer.job.setup.cleanup.needed": "mapreduce.job.committer.setup.cleanup.needed",
-  "mapred.compress.map.output": "mapreduce.map.output.compress",
-  "mapred.data.field.separator": "mapreduce.fieldsel.data.field.separator",
-  "mapred.debug.out.lines": "mapreduce.task.debugout.lines",
-  "mapred.healthChecker.interval": "mapreduce.tasktracker.healthchecker.interval",
-  "mapred.healthChecker.script.args": "mapreduce.tasktracker.healthchecker.script.args",
-  "mapred.healthChecker.script.path": "mapreduce.tasktracker.healthchecker.script.path",
-  "mapred.healthChecker.script.timeout": "mapreduce.tasktracker.healthchecker.script.timeout",
-  "mapred.heartbeats.in.second": "mapreduce.jobtracker.heartbeats.in.second",
-  "mapred.hosts.exclude": "mapreduce.jobtracker.hosts.exclude.filename",
-  "mapred.hosts": "mapreduce.jobtracker.hosts.filename",
-  "mapred.inmem.merge.threshold": "mapreduce.reduce.merge.inmem.threshold",
-  "mapred.input.dir.formats": "mapreduce.input.multipleinputs.dir.formats",
-  "mapred.input.dir.mappers": "mapreduce.input.multipleinputs.dir.mappers",
-  "mapred.input.dir": "mapreduce.input.fileinputformat.inputdir",
-  "mapred.input.pathFilter.class": "mapreduce.input.pathFilter.class",
-  "mapred.jar": "mapreduce.job.jar",
-  "mapred.job.classpath.archives": "mapreduce.job.classpath.archives",
-  "mapred.job.classpath.files": "mapreduce.job.classpath.files",
-  "mapred.job.id": "mapreduce.job.id",
-  "mapred.jobinit.threads": "mapreduce.jobtracker.jobinit.threads",
-  "mapred.job.map.memory.mb": "mapreduce.map.memory.mb",
-  "mapred.job.name": "mapreduce.job.name",
-  "mapred.job.priority": "mapreduce.job.priority",
-  "mapred.job.queue.name": "mapreduce.job.queuename",
-  "mapred.job.reduce.input.buffer.percent": "mapreduce.reduce.input.buffer.percent",
-  "mapred.job.reduce.markreset.buffer.percent": "mapreduce.reduce.markreset.buffer.percent",
-  "mapred.job.reduce.memory.mb": "mapreduce.reduce.memory.mb",
-  "mapred.job.reduce.total.mem.bytes": "mapreduce.reduce.memory.totalbytes",
-  "mapred.job.reuse.jvm.num.tasks": "mapreduce.job.jvm.numtasks",
-  "mapred.job.shuffle.input.buffer.percent": "mapreduce.reduce.shuffle.input.buffer.percent",
-  "mapred.job.shuffle.merge.percent": "mapreduce.reduce.shuffle.merge.percent",
-  "mapred.job.tracker.handler.count": "mapreduce.jobtracker.handler.count",
-  "mapred.job.tracker.history.completed.location": "mapreduce.jobtracker.jobhistory.completed.location",
-  "mapred.job.tracker.http.address": "mapreduce.jobtracker.http.address",
-  "mapred.jobtracker.instrumentation": "mapreduce.jobtracker.instrumentation",
-  "mapred.jobtracker.job.history.block.size": "mapreduce.jobtracker.jobhistory.block.size",
-  "mapred.job.tracker.jobhistory.lru.cache.size": "mapreduce.jobtracker.jobhistory.lru.cache.size",
-  "mapred.job.tracker": "mapreduce.jobtracker.address",
-  "mapred.jobtracker.maxtasks.per.job": "mapreduce.jobtracker.maxtasks.perjob",
-  "mapred.job.tracker.persist.jobstatus.active": "mapreduce.jobtracker.persist.jobstatus.active",
-  "mapred.job.tracker.persist.jobstatus.dir": "mapreduce.jobtracker.persist.jobstatus.dir",
-  "mapred.job.tracker.persist.jobstatus.hours": "mapreduce.jobtracker.persist.jobstatus.hours",
-  "mapred.jobtracker.restart.recover": "mapreduce.jobtracker.restart.recover",
-  "mapred.job.tracker.retiredjobs.cache.size": "mapreduce.jobtracker.retiredjobs.cache.size",
-  "mapred.job.tracker.retire.jobs": "mapreduce.jobtracker.retirejobs",
-  "mapred.jobtracker.taskalloc.capacitypad": "mapreduce.jobtracker.taskscheduler.taskalloc.capacitypad",
-  "mapred.jobtracker.taskScheduler": "mapreduce.jobtracker.taskscheduler",
-  "mapred.jobtracker.taskScheduler.maxRunningTasksPerJob": "mapreduce.jobtracker.taskscheduler.maxrunningtasks.perjob",
-  "mapred.join.expr": "mapreduce.join.expr",
-  "mapred.join.keycomparator": "mapreduce.join.keycomparator",
-  "mapred.lazy.output.format": "mapreduce.output.lazyoutputformat.outputformat",
-  "mapred.line.input.format.linespermap": "mapreduce.input.lineinputformat.linespermap",
-  "mapred.linerecordreader.maxlength": "mapreduce.input.linerecordreader.line.maxlength",
-  "mapred.local.dir": "mapreduce.cluster.local.dir",
-  "mapred.local.dir.minspacekill": "mapreduce.tasktracker.local.dir.minspacekill",
-  "mapred.local.dir.minspacestart": "mapreduce.tasktracker.local.dir.minspacestart",
-  "mapred.map.child.env": "mapreduce.map.env",
-  "mapred.map.child.java.opts": "mapreduce.map.java.opts",
-  "mapred.map.child.log.level": "mapreduce.map.log.level",
-  "mapred.map.max.attempts": "mapreduce.map.maxattempts",
-  "mapred.map.output.compression.codec": "mapreduce.map.output.compress.codec",
-  "mapred.mapoutput.key.class": "mapreduce.map.output.key.class",
-  "mapred.mapoutput.value.class": "mapreduce.map.output.value.class",
-  "mapred.mapper.regex.group": "mapreduce.mapper.regexmapper..group",
-  "mapred.mapper.regex": "mapreduce.mapper.regex",
-  "mapred.map.task.debug.script": "mapreduce.map.debug.script",
-  "mapred.map.tasks": "mapreduce.job.maps",
-  "mapred.map.tasks.speculative.execution": "mapreduce.map.speculative",
-  "mapred.max.map.failures.percent": "mapreduce.map.failures.maxpercent",
-  "mapred.max.reduce.failures.percent": "mapreduce.reduce.failures.maxpercent",
-  "mapred.max.split.size": "mapreduce.input.fileinputformat.split.maxsize",
-  "mapred.max.tracker.blacklists": "mapreduce.jobtracker.tasktracker.maxblacklists",
-  "mapred.max.tracker.failures": "mapreduce.job.maxtaskfailures.per.tracker",
-  "mapred.merge.recordsBeforeProgress": "mapreduce.task.merge.progress.records",
-  "mapred.min.split.size": "mapreduce.input.fileinputformat.split.minsize",
-  "mapred.min.split.size.per.node": "mapreduce.input.fileinputformat.split.minsize.per.node",
-  "mapred.min.split.size.per.rack": "mapreduce.input.fileinputformat.split.minsize.per.rack",
-  "mapred.output.compression.codec": "mapreduce.output.fileoutputformat.compress.codec",
-  "mapred.output.compression.type": "mapreduce.output.fileoutputformat.compress.type",
-  "mapred.output.compress": "mapreduce.output.fileoutputformat.compress",
-  "mapred.output.dir": "mapreduce.output.fileoutputformat.outputdir",
-  "mapred.output.key.class": "mapreduce.job.output.key.class",
-  "mapred.output.key.comparator.class": "mapreduce.job.output.key.comparator.class",
-  "mapred.output.value.class": "mapreduce.job.output.value.class",
-  "mapred.output.value.groupfn.class": "mapreduce.job.output.group.comparator.class",
-  "mapred.permissions.supergroup": "mapreduce.cluster.permissions.supergroup",
-  "mapred.pipes.user.inputformat": "mapreduce.pipes.inputformat",
-  "mapred.reduce.child.env": "mapreduce.reduce.env",
-  "mapred.reduce.child.java.opts": "mapreduce.reduce.java.opts",
-  "mapred.reduce.child.log.level": "mapreduce.reduce.log.level",
-  "mapred.reduce.max.attempts": "mapreduce.reduce.maxattempts",
-  "mapred.reduce.parallel.copies": "mapreduce.reduce.shuffle.parallelcopies",
-  "mapred.reduce.slowstart.completed.maps": "mapreduce.job.reduce.slowstart.completedmaps",
-  "mapred.reduce.task.debug.script": "mapreduce.reduce.debug.script",
-  "mapred.reduce.tasks": "mapreduce.job.reduces",
-  "mapred.reduce.tasks.speculative.execution": "mapreduce.reduce.speculative",
-  "mapred.seqbinary.output.key.class": "mapreduce.output.seqbinaryoutputformat.key.class",
-  "mapred.seqbinary.output.value.class": "mapreduce.output.seqbinaryoutputformat.value.class",
-  "mapred.shuffle.connect.timeout": "mapreduce.reduce.shuffle.connect.timeout",
-  "mapred.shuffle.read.timeout": "mapreduce.reduce.shuffle.read.timeout",
-  "mapred.skip.attempts.to.start.skipping": "mapreduce.task.skip.start.attempts",
-  "mapred.skip.map.auto.incr.proc.count": "mapreduce.map.skip.proc-count.auto-incr",
-  "mapred.skip.map.max.skip.records": "mapreduce.map.skip.maxrecords",
-  "mapred.skip.on": "mapreduce.job.skiprecords",
-  "mapred.skip.out.dir": "mapreduce.job.skip.outdir",
-  "mapred.skip.reduce.auto.incr.proc.count": "mapreduce.reduce.skip.proc-count.auto-incr",
-  "mapred.skip.reduce.max.skip.groups": "mapreduce.reduce.skip.maxgroups",
-  "mapred.speculative.execution.slowNodeThreshold": "mapreduce.job.speculative.slownodethreshold",
-  "mapred.speculative.execution.slowTaskThreshold": "mapreduce.job.speculative.slowtaskthreshold",
-  "mapred.speculative.execution.speculativeCap": "mapreduce.job.speculative.speculativecap",
-  "mapred.submit.replication": "mapreduce.client.submit.file.replication",
-  "mapred.system.dir": "mapreduce.jobtracker.system.dir",
-  "mapred.task.cache.levels": "mapreduce.jobtracker.taskcache.levels",
-  "mapred.task.id": "mapreduce.task.attempt.id",
-  "mapred.task.is.map": "mapreduce.task.ismap",
-  "mapred.task.partition": "mapreduce.task.partition",
-  "mapred.task.profile": "mapreduce.task.profile",
-  "mapred.task.profile.maps": "mapreduce.task.profile.maps",
-  "mapred.task.profile.params": "mapreduce.task.profile.params",
-  "mapred.task.profile.reduces": "mapreduce.task.profile.reduces",
-  "mapred.task.timeout": "mapreduce.task.timeout",
-  "mapred.tasktracker.dns.interface": "mapreduce.tasktracker.dns.interface",
-  "mapred.tasktracker.dns.nameserver": "mapreduce.tasktracker.dns.nameserver",
-  "mapred.tasktracker.events.batchsize": "mapreduce.tasktracker.events.batchsize",
-  "mapred.tasktracker.expiry.interval": "mapreduce.jobtracker.expire.trackers.interval",
-  "mapred.task.tracker.http.address": "mapreduce.tasktracker.http.address",
-  "mapred.tasktracker.indexcache.mb": "mapreduce.tasktracker.indexcache.mb",
-  "mapred.tasktracker.instrumentation": "mapreduce.tasktracker.instrumentation",
-  "mapred.tasktracker.map.tasks.maximum": "mapreduce.tasktracker.map.tasks.maximum",
-  "mapred.tasktracker.memory_calculator_plugin": "mapreduce.tasktracker.resourcecalculatorplugin",
-  "mapred.tasktracker.memorycalculatorplugin": "mapreduce.tasktracker.resourcecalculatorplugin",
-  "mapred.tasktracker.reduce.tasks.maximum": "mapreduce.tasktracker.reduce.tasks.maximum",
-  "mapred.task.tracker.report.address": "mapreduce.tasktracker.report.address",
-  "mapred.task.tracker.task-controller": "mapreduce.tasktracker.taskcontroller",
-  "mapred.tasktracker.taskmemorymanager.monitoring-interval": "mapreduce.tasktracker.taskmemorymanager.monitoringinterval",
-  "mapred.tasktracker.tasks.sleeptime-before-sigkill": "mapreduce.tasktracker.tasks.sleeptimebeforesigkill",
-  "mapred.temp.dir": "mapreduce.cluster.temp.dir",
-  "mapred.text.key.comparator.options": "mapreduce.partition.keycomparator.options",
-  "mapred.text.key.partitioner.options": "mapreduce.partition.keypartitioner.options",
-  "mapred.textoutputformat.separator": "mapreduce.output.textoutputformat.separator",
-  "mapred.tip.id": "mapreduce.task.id",
-  "mapreduce.combine.class": "mapreduce.job.combine.class",
-  "mapreduce.inputformat.class": "mapreduce.job.inputformat.class",
-  "mapreduce.job.counters.limit": "mapreduce.job.counters.max",
-  "mapreduce.jobtracker.permissions.supergroup": "mapreduce.cluster.permissions.supergroup",
-  "mapreduce.map.class": "mapreduce.job.map.class",
-  "mapreduce.outputformat.class": "mapreduce.job.outputformat.class",
-  "mapreduce.partitioner.class": "mapreduce.job.partitioner.class",
-  "mapreduce.reduce.class": "mapreduce.job.reduce.class",
-  "mapred.used.genericoptionsparser": "mapreduce.client.genericoptionsparser.used",
-  "mapred.userlog.limit.kb": "mapreduce.task.userlog.limit.kb",
-  "mapred.userlog.retain.hours": "mapreduce.job.userlog.retain.hours",
-  "mapred.working.dir": "mapreduce.job.working.dir",
-  "mapred.work.output.dir": "mapreduce.task.output.dir",
-  "min.num.spills.for.combine": "mapreduce.map.combine.minspills",
-  "reduce.output.key.value.fields.spec": "mapreduce.fieldsel.reduce.output.key.value.fields.spec",
-  "security.job.submission.protocol.acl": "security.job.client.protocol.acl",
-  "security.task.umbilical.protocol.acl": "security.job.task.protocol.acl",
-  "sequencefile.filter.class": "mapreduce.input.sequencefileinputfilter.class",
-  "sequencefile.filter.frequency": "mapreduce.input.sequencefileinputfilter.frequency",
-  "sequencefile.filter.regex": "mapreduce.input.sequencefileinputfilter.regex",
-  "session.id": "dfs.metrics.session-id",
-  "slave.host.name": "dfs.datanode.hostname",
-  "slave.host.name": "mapreduce.tasktracker.host.name",
-  "tasktracker.contention.tracking": "mapreduce.tasktracker.contention.tracking",
-  "tasktracker.http.threads": "mapreduce.tasktracker.http.threads",
-  "topology.node.switch.mapping.impl": "net.topology.node.switch.mapping.impl",
-  "topology.script.file.name": "net.topology.script.file.name",
-  "topology.script.number.args": "net.topology.script.number.args",
-  "user.name": "mapreduce.job.user.name",
-  "webinterface.private.actions": "mapreduce.jobtracker.webinterface.trusted"
-}
-
-CAPACITY_SCHEDULER = {
-  "yarn.scheduler.capacity.maximum-am-resource-percent": "0.2",
-  "yarn.scheduler.capacity.maximum-applications": "10000",
-  "yarn.scheduler.capacity.root.acl_administer_queues": "*",
-  "yarn.scheduler.capacity.root.capacity": "100",
-  "yarn.scheduler.capacity.root.default.acl_administer_jobs": "*",
-  "yarn.scheduler.capacity.root.default.acl_submit_jobs": "*",
-  "yarn.scheduler.capacity.root.default.capacity": "100",
-  "yarn.scheduler.capacity.root.default.maximum-capacity": "100",
-  "yarn.scheduler.capacity.root.default.state": "RUNNING",
-  "yarn.scheduler.capacity.root.default.user-limit-factor": "1",
-  "yarn.scheduler.capacity.root.queues": "default"
-}
-
-MAPRED_SITE = {
-  "hadoop.job.history.location": "DELETE_OLD",
-  "hadoop.job.history.user.location": "DELETE_OLD",
-  "io.sort.record.percent": "DELETE_OLD",
-  "jetty.connector": "DELETE_OLD",
-  "mapred.child.java.opts": "DELETE_OLD",
-  "mapred.child.root.logger": "DELETE_OLD",
-  "mapred.create.symlink": "DELETE_OLD",
-  "mapred.fairscheduler.allocation.file": "DELETE_OLD",
-  "mapred.fairscheduler.assignmultiple": "DELETE_OLD",
-  "mapreduce.job.priority": "DELETE_OLD",
-  "mapred.jobtracker.blacklist.fault-bucket-width": "DELETE_OLD",
-  "mapred.jobtracker.blacklist.fault-timeout-window": "DELETE_OLD",
-  "mapred.jobtracker.completeuserjobs.maximum": "DELETE_OLD",
-  "mapred.jobtracker.job.history.block.size": "DELETE_OLD",
-  "mapred.jobtracker.retirejob.check": "DELETE_OLD",
-  "mapred.jobtracker.retirejob.interval": "DELETE_OLD",
-  "mapred.jobtracker.taskScheduler": "DELETE_OLD",
-  "mapred.permissions.supergroup": "DELETE_OLD",
-  "mapred.queue.names": "DELETE_OLD",
-  "mapreduce.cluster.acls.enabled": "DELETE_OLD",
-  "mapreduce.cluster.local.dir": "DELETE_OLD",
-  "mapreduce.cluster.mapmemory.mb": "DELETE_OLD",
-  "mapreduce.cluster.permissions.supergroup": "DELETE_OLD",
-  "mapreduce.cluster.reducememory.mb": "DELETE_OLD",
-  "mapreduce.cluster.temp.dir": "DELETE_OLD",
-  "mapreduce.jobtracker.jobinit.threads": "DELETE_OLD",
-  "mapreduce.jobtracker.permissions.supergroup": "DELETE_OLD",
-  "mapreduce.job.cache.symlink.create": "DELETE_OLD",
-  "mapreduce.job.speculative.slownodethreshold": "DELETE_OLD",
-  "mapreduce.job.userlog.retain.hours": "DELETE_OLD",
-  "mapreduce.admin.map.child.java.opts": "-Djava.net.preferIPv4Stack=true -Dhadoop.metrics.log.level=WARN",
-  "mapreduce.admin.reduce.child.java.opts": "-Djava.net.preferIPv4Stack=true -Dhadoop.metrics.log.level=WARN",
-  "mapreduce.admin.user.env": "LD_LIBRARY_PATH=/usr/lib/hadoop/lib/native:/usr/lib/hadoop/lib/native/`$JAVA_HOME/bin/java -d32 -version &amp;&gt; /dev/null;if [ $? -eq 0 ]; then echo Linux-i386-32; else echo Linux-amd64-64;fi`",
-  "mapreduce.am.max-attempts": "2",
-  "mapreduce.application.classpath": "$HADOOP_MAPRED_HOME/share/hadoop/mapreduce/*,$HADOOP_MAPRED_HOME/share/hadoop/mapreduce/lib/*",
-  "mapreduce.fileoutputcommitter.marksuccessfuljobs": "DELETE_OLD",
-  "mapreduce.framework.name": "yarn",
-  "mapreduce.history.server.embedded": "DELETE_OLD",
-  "mapreduce.history.server.http.address": "DELETE_OLD",
-  "mapreduce.job.committer.setup.cleanup.needed": "DELETE_OLD",
-  "mapreduce.job.jvm.numtasks": "DELETE_OLD",
-  "mapreduce.jobhistory.address": "REPLACE_JH_HOST:10020",
-  "mapreduce.jobhistory.done-dir": "/mr-history/done",
-  "mapreduce.jobhistory.intermediate-done-dir": "/mr-history/tmp",
-  "mapreduce.jobhistory.webapp.address": "REPLACE_JH_HOST:19888",
-  "mapreduce.jobtracker.address": "DELETE_OLD",
-  "mapreduce.jobtracker.blacklist.average.threshold": "DELETE_OLD",
-  "mapreduce.jobtracker.expire.trackers.interval": "DELETE_OLD",
-  "mapreduce.jobtracker.handler.count": "DELETE_OLD",
-  "mapreduce.jobtracker.heartbeats.in.second": "DELETE_OLD",
-  "mapreduce.jobtracker.hosts.exclude.filename": "DELETE_OLD",
-  "mapreduce.jobtracker.hosts.filename": "DELETE_OLD",
-  "mapreduce.jobtracker.http.address": "DELETE_OLD",
-  "mapreduce.jobtracker.instrumentation": "DELETE_OLD",
-  "mapreduce.jobtracker.jobhistory.block.size": "DELETE_OLD",
-  "mapreduce.jobtracker.jobhistory.completed.location": "DELETE_OLD",
-  "mapreduce.jobtracker.jobhistory.location": "DELETE_OLD",
-  "mapreduce.jobtracker.jobhistory.lru.cache.size": "DELETE_OLD",
-  "mapreduce.jobtracker.maxmapmemory.mb": "DELETE_OLD",
-  "mapreduce.jobtracker.maxreducememory.mb": "DELETE_OLD",
-  "mapreduce.jobtracker.maxtasks.perjob": "DELETE_OLD",
-  "mapreduce.jobtracker.persist.jobstatus.active": "DELETE_OLD",
-  "mapreduce.jobtracker.persist.jobstatus.dir": "DELETE_OLD",
-  "mapreduce.jobtracker.persist.jobstatus.hours": "DELETE_OLD",
-  "mapreduce.jobtracker.restart.recover": "DELETE_OLD",
-  "mapreduce.jobtracker.retiredjobs.cache.size": "DELETE_OLD",
-  "mapreduce.jobtracker.retirejobs": "DELETE_OLD",
-  "mapreduce.jobtracker.split.metainfo.maxsize": "DELETE_OLD",
-  "mapreduce.jobtracker.staging.root.dir": "DELETE_OLD",
-  "mapreduce.jobtracker.system.dir": "DELETE_OLD",
-  "mapreduce.jobtracker.taskcache.levels": "DELETE_OLD",
-  "mapreduce.jobtracker.taskscheduler": "DELETE_OLD",
-  "mapreduce.jobtracker.taskscheduler.maxrunningtasks.perjob": "DELETE_OLD",
-  "mapreduce.jobtracker.taskscheduler.taskalloc.capacitypad": "DELETE_OLD",
-  "mapreduce.jobtracker.tasktracker.maxblacklists": "DELETE_OLD",
-  "mapreduce.jobtracker.webinterface.trusted": "DELETE_OLD",
-  "mapreduce.map.java.opts": "-Xmx756m",
-  "mapreduce.map.log.level": "INFO",
-  "mapreduce.map.memory.mb": "1024",
-  "mapreduce.map.output.compress": "false",
-  "mapreduce.map.output.compress.codec": "DELETE_OLD",
-  "mapreduce.map.sort.spill.percent": "0.7",
-  "mapreduce.output.fileoutputformat.compress": "false",
-  "mapreduce.reduce.input.limit": "DELETE_OLD",
-  "mapreduce.reduce.java.opts": "-Xmx756m",
-  "mapreduce.reduce.log.level": "INFO",
-  "mapreduce.reduce.memory.mb": "1024",
-  "mapreduce.reduce.merge.inmem.threshold": "DELETE_OLD",
-  "mapreduce.shuffle.port": "13562",
-  "mapreduce.task.timeout": "300000",
-  "mapreduce.task.userlog.limit.kb": "DELETE_OLD",
-  "mapreduce.tasktracker.cache.local.size": "DELETE_OLD",
-  "mapreduce.tasktracker.contention.tracking": "DELETE_OLD",
-  "mapreduce.tasktracker.dns.interface": "DELETE_OLD",
-  "mapreduce.tasktracker.dns.nameserver": "DELETE_OLD",
-  "mapreduce.tasktracker.events.batchsize": "DELETE_OLD",
-  "mapreduce.tasktracker.group": "DELETE_OLD",
-  "mapreduce.tasktracker.healthchecker.interval": "DELETE_OLD",
-  "mapreduce.tasktracker.healthchecker.script.args": "DELETE_OLD",
-  "mapreduce.tasktracker.healthchecker.script.path": "DELETE_OLD",
-  "mapreduce.tasktracker.healthchecker.script.timeout": "DELETE_OLD",
-  "mapreduce.tasktracker.host.name": "DELETE_OLD",
-  "mapreduce.tasktracker.http.address": "DELETE_OLD",
-  "mapreduce.tasktracker.http.threads": "DELETE_OLD",
-  "mapreduce.tasktracker.indexcache.mb": "DELETE_OLD",
-  "mapreduce.tasktracker.instrumentation": "DELETE_OLD",
-  "mapreduce.tasktracker.local.dir.minspacekill": "DELETE_OLD",
-  "mapreduce.tasktracker.local.dir.minspacestart": "DELETE_OLD",
-  "mapreduce.tasktracker.map.tasks.maximum": "DELETE_OLD",
-  "mapreduce.tasktracker.net.static.resolutions": "DELETE_OLD",
-  "mapreduce.tasktracker.reduce.tasks.maximum": "DELETE_OLD",
-  "mapreduce.tasktracker.report.address": "DELETE_OLD",
-  "mapreduce.tasktracker.resourcecalculatorplugin": "DELETE_OLD",
-  "mapreduce.tasktracker.taskcontroller": "DELETE_OLD",
-  "mapreduce.tasktracker.taskmemorymanager.monitoringinterval": "DELETE_OLD",
-  "mapreduce.tasktracker.tasks.sleeptimebeforesigkill": "DELETE_OLD",
-  "yarn.app.mapreduce.am.admin-command-opts": "-Djava.net.preferIPv4Stack=true -Dhadoop.metrics.log.level=WARN",
-  "yarn.app.mapreduce.am.command-opts": "-Xmx312m -Dhdp.version=${hdp.version}",
-  "yarn.app.mapreduce.am.log.level": "INFO",
-  "yarn.app.mapreduce.am.resource.mb": "512",
-  "yarn.app.mapreduce.am.staging-dir": "/user"
-}
-
-GLOBAL = {
-  "datanode_du_reserved": "DELETE_OLD",
-  "dfs_block_local_path_access_user": "DELETE_OLD",
-  "dfs_datanode_data_dir": "DELETE_OLD",
-  "dfs_exclude": "dfs.exclude",
-  "dfs_include": "DELETE_OLD",
-  "dfs_namenode_checkpoint_dir": "DELETE_OLD",
-  "dfs_namenode_checkpoint_period": "DELETE_OLD",
-  "dfs_namenode_name_dir": "DELETE_OLD",
-  "fs_checkpoint_size": "DELETE_OLD",
-  "io_sort_spill_percent": "DELETE_OLD",
-  "hadoop_conf_dir": "DELETE_OLD",
-  "hdfs_support_append": "DELETE_OLD",
-  "hfile_blockcache_size": "DELETE_OLD",
-  "hregion_majorcompaction": "DELETE_OLD",
-  "hstore_blockingstorefiles": "DELETE_OLD",
-  "jtnode_heapsize": "DELETE_OLD",
-  "jtnode_opt_maxnewsize": "DELETE_OLD",
-  "jtnode_opt_newsize": "DELETE_OLD",
-  "mapred_child_java_opts_sz": "DELETE_OLD",
-  "mapred_cluster_map_mem_mb": "DELETE_OLD",
-  "mapred_cluster_max_map_mem_mb": "DELETE_OLD",
-  "mapred_cluster_max_red_mem_mb": "DELETE_OLD",
-  "mapred_cluster_red_mem_mb": "DELETE_OLD",
-  "mapred_hosts_exclude": "DELETE_OLD",
-  "mapred_hosts_include": "DELETE_OLD",
-  "mapred_job_map_mem_mb": "DELETE_OLD",
-  "mapred_job_red_mem_mb": "DELETE_OLD",
-  "mapred_local_dir": "DELETE_OLD",
-  "mapred_log_dir_prefix": "/var/log/hadoop-mapreduce",
-  "mapred_map_tasks_max": "DELETE_OLD",
-  "mapred_pid_dir_prefix": "/var/run/hadoop-mapreduce",
-  "mapred_red_tasks_max": "DELETE_OLD",
-  "mapreduce_jobtracker_system_dir": "DELETE_OLD",
-  "mapreduce_map_memory_mb": "DELETE_OLD",
-  "mapreduce_reduce_memory_mb": "DELETE_OLD",
-  "mapreduce_task_io_sort_mb": "DELETE_OLD",
-  "maxtasks_per_job": "DELETE_OLD",
-  "mapreduce_userlog_retainhours": "DELETE_OLD",
-  "namenode_opt_maxnewsize": "640m",
-  "nodemanager_heapsize": "1024",
-  "rca_enabled": "DELETE_OLD",
-  "resourcemanager_heapsize": "1024",
-  "scheduler_name": "DELETE_OLD",
-  "snappy_enabled": "DELETE_OLD",
-  "task_controller": "DELETE_OLD",
-  "yarn_heapsize": "1024",
-  "yarn_log_dir_prefix": "/var/log/hadoop-yarn",
-  "yarn_pid_dir_prefix": "/var/run/hadoop-yarn",
-  "yarn_user": "yarn",
-  "zookeeper_sessiontimeout": "DELETE_OLD",
-  "apache_artifacts_download_url": "DELETE_OLD",
-  "client_scannercaching": "DELETE_OLD",
-  "dfs_data_dir": "DELETE_OLD",
-  "dfs_datanode_address": "DELETE_OLD",
-  "dfs_datanode_data_dir_perm": "DELETE_OLD",
-  "dfs_datanode_failed_volume_tolerated": "DELETE_OLD",
-  "dfs_datanode_http_address": "DELETE_OLD",
-  "dfs_exclude": "DELETE_OLD",
-  "dfs_name_dir": "DELETE_OLD",
-  "dfs_replication": "DELETE_OLD",
-  "dfs_webhdfs_enabled": "DELETE_OLD",
-  "fs_checkpoint_dir": "DELETE_OLD",
-  "fs_checkpoint_period": "DELETE_OLD",
-  "gpl_artifacts_download_url": "DELETE_OLD",
-  "hbase_conf_dir": "DELETE_OLD",
-  "hbase_hdfs_root_dir": "DELETE_OLD",
-  "hbase_tmp_dir": "DELETE_OLD",
-  "hdfs_enable_shortcircuit_read": "DELETE_OLD",
-  "hfile_max_keyvalue_size": "DELETE_OLD",
-  "hive_conf_dir": "DELETE_OLD",
-  "hive_database_name": "DELETE_OLD",
-  "hive_jdbc_connection_url": "DELETE_OLD",
-  "hive_jdbc_driver": "DELETE_OLD",
-  "hive_lib": "DELETE_OLD",
-  "hive_dbroot": "DELETE_OLD",
-  "hive_metastore_user_name": "DELETE_OLD",
-  "hive_metastore_user_passwd": "DELETE_OLD",
-  "hregion_blockmultiplier": "DELETE_OLD",
-  "hregion_memstoreflushsize": "DELETE_OLD",
-  "hstore_compactionthreshold": "DELETE_OLD",
-  "hstorefile_maxsize": "DELETE_OLD",
-  "io_sort_mb": "DELETE_OLD",
-  "java64_home": "DELETE_OLD",
-  "mapred_jobstatus_dir": "DELETE_OLD",
-  "mapred_system_dir": "DELETE_OLD",
-  "mysql_connector_url": "DELETE_OLD",
-  "namenode_formatted_mark_dir": "DELETE_OLD",
-  "oozie_database_name": "DELETE_OLD",
-  "oozie_jdbc_connection_url": "DELETE_OLD",
-  "oozie_jdbc_driver": "DELETE_OLD",
-  "oozie_metastore_user_name": "DELETE_OLD",
-  "oozie_metastore_user_passwd": "DELETE_OLD",
-  "regionserver_handlers": "DELETE_OLD",
-  "regionserver_memstore_lab": "DELETE_OLD",
-  "regionserver_memstore_lowerlimit": "DELETE_OLD",
-  "regionserver_memstore_upperlimit": "DELETE_OLD",
-  "run_dir": "DELETE_OLD",
-  "zk_pid_file": "DELETE_OLD"
-}
-
-HDFS_SITE = {
-  "dfs.block.local-path-access.user": "DELETE_OLD",
-  "dfs.client.read.shortcircuit": "true",
-  "dfs.client.read.shortcircuit.streams.cache.size": "4096",
-  "dfs.datanode.du.pct": "DELETE_OLD",
-  "dfs.datanode.du.reserved": "1073741824",
-  "dfs.datanode.socket.write.timeout": "DELETE_OLD",
-  "dfs.domain.socket.path": "/var/lib/hadoop-hdfs/dn_socket",
-  "dfs.hosts": "DELETE_OLD",
-  "dfs.journalnode.http-address": "0.0.0.0:8480",
-  "dfs.secondary.https.port": "DELETE_OLD",
-  "dfs.web.ugi": "DELETE_OLD",
-  "fs.permissions.umask-mode": "022",
-  "ipc.server.max.response.size": "DELETE_OLD",
-  "ipc.server.read.threadpool.size": "DELETE_OLD",
-  "dfs.support.append": "true",
-  "dfs.namenode.checkpoint.txns": "1000000",
-  "dfs.namenode.checkpoint.period": "21600"
-}
-
-CORE_SITE = {
-  "fs.checkpoint.size": "DELETE_OLD",
-  "hadoop.security.auth_to_local": "\n        RULE:[2:$1@$0]([rn]m@.*)s/.*/yarn/\n        RULE:[2:$1@$0](jhs@.*)s/.*/mapred/\n        RULE:[2:$1@$0]([nd]n@.*)s/.*/hdfs/\n        RULE:[2:$1@$0](hm@.*)s/.*/hbase/\n        RULE:[2:$1@$0](rs@.*)s/.*/hbase/\n        DEFAULT\n    ",
-  "hadoop.security.authentication": "simple",
-  "hadoop.security.authorization": "false",
-  "io.compression.codec.lzo.class": "DELETE_OLD",
-  "io.compression.codecs": "org.apache.hadoop.io.compress.GzipCodec,org.apache.hadoop.io.compress.DefaultCodec",
-}
-
-YARN_SITE = {
-  "yarn.acl.enable": "true",
-  "yarn.admin.acl": "*",
-  "yarn.application.classpath": "/etc/hadoop/conf,/usr/lib/hadoop/*,/usr/lib/hadoop/lib/*,/usr/lib/hadoop-hdfs/*,/usr/lib/hadoop-hdfs/lib/*,/usr/lib/hadoop-yarn/*,/usr/lib/hadoop-yarn/lib/*,/usr/lib/hadoop-mapreduce/*,/usr/lib/hadoop-mapreduce/lib/*",
-  "yarn.log-aggregation-enable": "true",
-  "yarn.log-aggregation.retain-seconds": "2592000",
-  "yarn.log.server.url": "http://REPLACE_JH_HOST:19888/jobhistory/logs",
-  "yarn.nodemanager.address": "0.0.0.0:45454",
-  "yarn.nodemanager.admin-env": "MALLOC_ARENA_MAX=$MALLOC_ARENA_MAX",
-  "yarn.nodemanager.aux-services": "mapreduce_shuffle",
-  "yarn.nodemanager.aux-services.mapreduce_shuffle.class": "org.apache.hadoop.mapred.ShuffleHandler",
-  "yarn.nodemanager.container-executor.class": "org.apache.hadoop.yarn.server.nodemanager.DefaultContainerExecutor",
-  "yarn.nodemanager.container-monitor.interval-ms": "3000",
-  "yarn.nodemanager.delete.debug-delay-sec": "0",
-  "yarn.nodemanager.disk-health-checker.min-healthy-disks": "0.25",
-  "yarn.nodemanager.health-checker.interval-ms": "135000",
-  "yarn.nodemanager.health-checker.script.timeout-ms": "60000",
-  "yarn.nodemanager.linux-container-executor.group": "hadoop",
-  "yarn.nodemanager.local-dirs": "/var/log/hadoop/yarn/local",
-  "yarn.nodemanager.log-aggregation.compression-type": "gz",
-  "yarn.nodemanager.log-dirs": "/var/log/hadoop/yarn/log",
-  "yarn.nodemanager.log.retain-second": "604800",
-  "yarn.nodemanager.remote-app-log-dir": "/app-logs",
-  "yarn.nodemanager.remote-app-log-dir-suffix": "logs",
-  "yarn.nodemanager.resource.memory-mb": "5120",
-  "yarn.nodemanager.vmem-check-enabled": "false",
-  "yarn.nodemanager.vmem-pmem-ratio": "2.1",
-  "yarn.resourcemanager.address": "REPLACE_RM_HOST:8050",
-  "yarn.resourcemanager.admin.address": "REPLACE_RM_HOST:8141",
-  "yarn.resourcemanager.am.max-attempts": "2",
-  "yarn.resourcemanager.hostname": "REPLACE_RM_HOST",
-  "yarn.resourcemanager.resource-tracker.address": "REPLACE_RM_HOST:8025",
-  "yarn.resourcemanager.scheduler.address": "REPLACE_RM_HOST:8030",
-  "yarn.resourcemanager.scheduler.class": "org.apache.hadoop.yarn.server.resourcemanager.scheduler.capacity.CapacityScheduler",
-  "yarn.resourcemanager.webapp.address": "REPLACE_RM_HOST:8088",
-  "yarn.scheduler.maximum-allocation-mb": "2048",
-  "yarn.scheduler.minimum-allocation-mb": "512"
-}
-
-HBASE_SITE = {
-  "dfs.client.read.shortcircuit": "DELETE_OLD",
-  "dfs.support.append": "DELETE_OLD",
-  "hbase.defaults.for.version.skip": "true",
-  "hbase.hregion.majorcompaction": "604800000",
-  "hbase.hregion.max.filesize": "10737418240",
-  "hbase.hstore.blockingStoreFiles": "10",
-  "hbase.hstore.flush.retries.number": "120",
-  "hbase.regionserver.global.memstore.lowerLimit": "0.38",
-  "hbase.regionserver.handler.count": "60",
-  "hbase.rpc.engine": "DELETE_OLD",
-  "hfile.block.cache.size": "0.40",
-  "zookeeper.session.timeout": "30000"
-}
-
-HIVE_SITE = {
-  "hive.security.authorization.manager": "org.apache.hadoop.hive.ql.security.authorization.StorageBasedAuthorizationProvider",
-  "hive.security.metastore.authorization.manager": "org.apache.hadoop.hive.ql.security.authorization.StorageBasedAuthorizationProvider",
-  "hive.security.authenticator.manager": "org.apache.hadoop.hive.ql.security.ProxyUserAuthenticator"
-}
-
-
-class FatalException(Exception):
-  def __init__(self, code, reason):
-    self.code = code
-    self.reason = reason
-
-  def __str__(self):
-    return repr("Fatal exception: %s, exit code %s" % (self.reason, self.code))
-
-  def _get_message(self):
-    return str(self)
-
-# Copy file and save with file.# (timestamp)
-def backup_file(filePath):
-  if filePath is not None and os.path.exists(filePath):
-    timestamp = datetime.datetime.now()
-    format = '%Y%m%d%H%M%S'
-    try:
-      shutil.copyfile(filePath, filePath + "." + timestamp.strftime(format))
-      os.remove(filePath)
-    except (Exception), e:
-      logger.warn('Could not backup file "%s": %s' % (filePath, str(e)))
-  return 0
-
-
-def write_mapping(hostmapping):
-  if os.path.isfile(MR_MAPPING_FILE):
-    os.remove(MR_MAPPING_FILE)
-  json.dump(hostmapping, open(MR_MAPPING_FILE, 'w'))
-  pass
-
-
-def write_config(config, type, tag):
-  file_name = type + "_" + tag
-  if os.path.isfile(file_name):
-    os.remove(file_name)
-  json.dump(config, open(file_name, 'w'))
-  pass
-
-
-def read_mapping():
-  if os.path.isfile(MR_MAPPING_FILE):
-    return json.load(open(MR_MAPPING_FILE))
-  else:
-    raise FatalException(-1, "MAPREDUCE host mapping file, mr_mapping, is not available or badly formatted. Execute "
-                             "action save-mr-mapping. Ensure the file is present in the directory where you are "
-                             "executing this command.")
-  pass
-
-
-def get_mr1_mapping(options):
-  components = ["MAPREDUCE_CLIENT", "JOBTRACKER", "TASKTRACKER", "HISTORYSERVER"]
-  GET_URL_FORMAT = URL_FORMAT + '/services/MAPREDUCE/components/{2}'
-  hostmapping = {}
-  for component in components:
-    hostlist = []
-    response = curl(False, '-u',
-                    AUTH_FORMAT.format(options.user, options.password),
-                    GET_URL_FORMAT.format(options.hostname, options.clustername, component))
-    retcode, errdata = validate_response(response, True)
-    if not retcode == 0:
-      raise FatalException(retcode, errdata)
-
-    structured_resp = json.loads(response)
-    if 'host_components' in structured_resp:
-      for hostcomponent in structured_resp['host_components']:
-        if 'HostRoles' in hostcomponent:
-          if 'host_name' in hostcomponent['HostRoles']:
-            hostlist.append(hostcomponent['HostRoles']['host_name'])
-            pass
-          pass
-        pass
-      pass
-    pass
-    hostmapping[component] = hostlist
-  write_mapping(hostmapping)
-
-
-def get_YN_input(prompt, default):
-  yes = set(['yes', 'ye', 'y'])
-  no = set(['no', 'n'])
-  return get_choice_string_input(prompt, default, yes, no)
-
-
-def get_choice_string_input(prompt, default, firstChoice, secondChoice):
-  choice = raw_input(prompt).lower()
-  if choice in firstChoice:
-    return True
-  elif choice in secondChoice:
-    return False
-  elif choice is "": # Just enter pressed
-    return default
-  else:
-    print "input not recognized, please try again: "
-    return get_choice_string_input(prompt, default, firstChoice, secondChoice)
-
-
-def delete_mr(options):
-  saved_mr_mapping = get_YN_input("Have you saved MR host mapping using action save-mr-mapping [y/n] (n)? ", False)
-  if not saved_mr_mapping:
-    raise FatalException(1, "Ensure MAPREDUCE host component mapping is saved before deleting it. Use action "
-                            "save-mr-mapping.")
-
-  SERVICE_URL_FORMAT = URL_FORMAT + '/services/MAPREDUCE'
-  COMPONENT_URL_FORMAT = URL_FORMAT + '/hosts/{2}/host_components/{3}'
-  NON_CLIENTS = ["JOBTRACKER", "TASKTRACKER", "HISTORYSERVER"]
-  PUT_IN_DISABLED = """{"HostRoles": {"state": "DISABLED"}}"""
-  hostmapping = read_mapping()
-
-  for key, value in hostmapping.items():
-    if (key in NON_CLIENTS) and (len(value) > 0):
-      for host in value:
-        response = curl(options.printonly, '-u',
-                        AUTH_FORMAT.format(options.user, options.password),
-                        '-H', 'X-Requested-By: ambari',
-                        '-X', 'PUT', '-d',
-                        PUT_IN_DISABLED,
-                        COMPONENT_URL_FORMAT.format(options.hostname, options.clustername, host, key))
-        retcode, errdata = validate_response(response, False)
-        if not retcode == 0:
-          raise FatalException(retcode, errdata)
-        pass
-      pass
-    pass
-  pass
-
-  response = curl(options.printonly, '-u',
-                  AUTH_FORMAT.format(options.user, options.password),
-                  '-H', 'X-Requested-By: ambari',
-                  '-X', 'DELETE',
-                  SERVICE_URL_FORMAT.format(options.hostname, options.clustername))
-  retcode, errdata = validate_response(response, False)
-  if not retcode == 0:
-    raise FatalException(retcode, errdata)
-  pass
-
-def get_cluster_stackname(options):
-  VERSION_URL_FORMAT = URL_FORMAT + '?fields=Clusters/version'
-  
-  response = curl(False, '-u',
-                AUTH_FORMAT.format(options.user, options.password),
-                VERSION_URL_FORMAT.format(options.hostname, options.clustername))
-  retcode, errdata = validate_response(response, True)
-  
-  if not retcode == 0:
-    raise FatalException(retcode, errdata)
-  
-  structured_resp = json.loads(response)
-  
-  if 'Clusters' in structured_resp:
-    if 'version' in structured_resp['Clusters']:
-      return structured_resp['Clusters']['version']
-        
-  raise FatalException(-1, "Unable to get the cluster version")
-
-def has_component_in_stack_def(options, stack_name, service_name, component_name):
-  STACK_COMPONENT_URL_FORMAT = ROOT_FORMAT+'/stacks2/{1}/versions/{2}/stackServices/{3}/serviceComponents/{4}'
-  stack, stack_version = stack_name.split('-')
-  
-  response = curl(False, '-u',
-                AUTH_FORMAT.format(options.user, options.password),
-                STACK_COMPONENT_URL_FORMAT.format(options.hostname, stack,
-                                                  stack_version, service_name, component_name))
-  retcode, errdata = validate_response(response, True)
-  return not bool(retcode)
-  
-def add_services(options):
-  SERVICE_URL_FORMAT = URL_FORMAT + '/services/{2}'
-  COMPONENT_URL_FORMAT = SERVICE_URL_FORMAT + '/components/{3}'
-  HOST_COMPONENT_URL_FORMAT = URL_FORMAT + '/hosts/{2}/host_components/{3}'
-  service_comp = {
-    "YARN": ["NODEMANAGER", "RESOURCEMANAGER", "YARN_CLIENT"],
-    "MAPREDUCE2": ["HISTORYSERVER", "MAPREDUCE2_CLIENT"]}
-  new_old_host_map = {
-    "NODEMANAGER": "TASKTRACKER",
-    "HISTORYSERVER": "HISTORYSERVER",
-    "RESOURCEMANAGER": "JOBTRACKER",
-    "YARN_CLIENT": "MAPREDUCE_CLIENT",
-    "MAPREDUCE2_CLIENT": "MAPREDUCE_CLIENT"}
-  
-  stack_name = get_cluster_stackname(options)
-  stack_has_ats = has_component_in_stack_def(options, stack_name, "YARN", "APP_TIMELINE_SERVER")
-  
-  # if upgrading to stack > 2.1 (which has ats)
-  if stack_has_ats:
-    service_comp["YARN"].append("APP_TIMELINE_SERVER")
-    new_old_host_map["APP_TIMELINE_SERVER"] = "JOBTRACKER"
-    
-  hostmapping = read_mapping()
-
-  for service in service_comp.keys():
-    response = curl(options.printonly, '-u',
-                    AUTH_FORMAT.format(options.user, options.password),
-                    '-H', 'X-Requested-By: ambari',
-                    '-X', 'POST',
-                    SERVICE_URL_FORMAT.format(options.hostname, options.clustername, service))
-    retcode, errdata = validate_response(response, False)
-    if not retcode == 0:
-      raise FatalException(retcode, errdata)
-    for component in service_comp[service]:
-      response = curl(options.printonly, '-u',
-                      AUTH_FORMAT.format(options.user, options.password),
-                      '-H', 'X-Requested-By: ambari',
-                      '-X', 'POST',
-                      COMPONENT_URL_FORMAT.format(options.hostname, options.clustername, service, component))
-      retcode, errdata = validate_response(response, False)
-      if not retcode == 0:
-        raise FatalException(retcode, errdata)
-      for host in hostmapping[new_old_host_map[component]]:
-        response = curl(options.printonly, '-u',
-                        AUTH_FORMAT.format(options.user, options.password),
-                        '-H', 'X-Requested-By: ambari',
-                        '-X', 'POST',
-                        HOST_COMPONENT_URL_FORMAT.format(options.hostname, options.clustername, host, component))
-        retcode, errdata = validate_response(response, False)
-        if not retcode == 0:
-          raise FatalException(retcode, errdata)
-        pass
-      pass
-    pass
-  pass
-
-
-def update_config(options, properties, type):
-  tag = "version" + str(int(time.time() * 1000))
-  properties_payload = {"Clusters": {"desired_config": {"type": type, "tag": tag, "properties": properties}}}
-  response = curl(options.printonly, '-u',
-                  AUTH_FORMAT.format(options.user, options.password),
-                  '-H', 'X-Requested-By: ambari',
-                  '-X', 'PUT', '-d',
-                  json.dumps(properties_payload),
-                  URL_FORMAT.format(options.hostname, options.clustername))
-  retcode, errdata = validate_response(response, False)
-  if not retcode == 0:
-    raise FatalException(retcode, errdata)
-  pass
-
-
-def get_config(options, type):
-  tag, structured_resp = get_config_resp(options, type)
-  properties = None
-  if 'items' in structured_resp:
-    for item in structured_resp['items']:
-      if (tag == item['tag']) or (type == item['type']):
-        properties = item['properties']
-  if (properties is None):
-    raise FatalException(-1, "Unable to read configuration for type " + type + " and tag " + tag)
-  else:
-    logger.info("Read configuration for type " + type + " and tag " + tag)
-  return properties
-
-
-def get_config_resp(options, type, error_if_na=True):
-  CONFIG_URL_FORMAT = URL_FORMAT + '/configurations?type={2}&tag={3}'
-  response = curl(False, '-u',
-                  AUTH_FORMAT.format(options.user, options.password),
-                  URL_FORMAT.format(options.hostname, options.clustername))
-  retcode, errdata = validate_response(response, True)
-  if not retcode == 0:
-    raise FatalException(retcode, errdata)
-    # Read the config version
-  tag = None
-  structured_resp = json.loads(response)
-  if 'Clusters' in structured_resp:
-    if 'desired_configs' in structured_resp['Clusters']:
-      if type in structured_resp['Clusters']['desired_configs']:
-        tag = structured_resp['Clusters']['desired_configs'][type]['tag']
-
-  if tag != None:
-    # Get the config with the tag and return properties
-    response = curl(False, '-u',
-                    AUTH_FORMAT.format(options.user, options.password),
-                    CONFIG_URL_FORMAT.format(options.hostname, options.clustername, type, tag))
-    retcode, errdata = validate_response(response, True)
-    if not retcode == 0:
-      raise FatalException(retcode, errdata)
-    structured_resp = json.loads(response)
-    return (tag, structured_resp)
-  else:
-    if error_if_na:
-      raise FatalException(-1, "Unable to get the current version for config type " + type)
-    else:
-      return (tag, None)
-  pass
-
-
-def modify_configs(options, config_type):
-  properties_to_move = [
-    "dfs.namenode.checkpoint.edits.dir",
-    "dfs.namenode.checkpoint.dir",
-    "dfs.namenode.checkpoint.period"]
-  hostmapping = read_mapping()
-
-  # Add capacity-scheduler, yarn-site  (added with default values)
-  if (config_type is None) or (config_type == CAPACITY_SCHEDULER_TAG):
-    update_config(options, CAPACITY_SCHEDULER, CAPACITY_SCHEDULER_TAG)
-    pass
-
-  jt_host = hostmapping["JOBTRACKER"][0]
-
-  if (config_type is None) or (config_type == YARN_SITE_TAG):
-    for key in YARN_SITE.keys():
-      if REPLACE_JH_HOST_NAME_TAG in YARN_SITE[key]:
-        YARN_SITE[key] = YARN_SITE[key].replace(REPLACE_JH_HOST_NAME_TAG, jt_host, 1)
-      if REPLACE_RM_HOST_NAME_TAG in YARN_SITE[key]:
-        YARN_SITE[key] = YARN_SITE[key].replace(REPLACE_RM_HOST_NAME_TAG, jt_host, 1)
-        pass
-      pass
-    pass
-    update_config(options, YARN_SITE, YARN_SITE_TAG)
-    pass
-
-  # Update global config
-  if (config_type is None) or (config_type == GLOBAL_TAG):
-    update_config_using_existing(options, GLOBAL_TAG, GLOBAL.copy())
-    pass
-
-  core_site_latest = rename_all_properties(get_config(options, CORE_SITE_TAG), PROPERTY_MAPPING)
-  hdfs_site_latest = rename_all_properties(get_config(options, HDFS_SITE_TAG), PROPERTY_MAPPING)
-  mapred_site_latest = rename_all_properties(get_config(options, MAPRED_SITE_TAG), PROPERTY_MAPPING)
-
-  for property in properties_to_move:
-    if property in core_site_latest.keys():
-      hdfs_site_latest[property] = core_site_latest[property]
-      del core_site_latest[property]
-    pass
-
-  # Update mapred-site config
-  mapred_updated = MAPRED_SITE.copy()
-  if (config_type is None) or (config_type == MAPRED_SITE_TAG):
-    for key in mapred_updated.keys():
-      if REPLACE_JH_HOST_NAME_TAG in mapred_updated[key]:
-        mapred_updated[key] = mapred_updated[key].replace(REPLACE_JH_HOST_NAME_TAG, jt_host, 1)
-        pass
-      pass
-    pass
-    update_config_using_existing_properties(options, MAPRED_SITE_TAG, mapred_updated, mapred_site_latest)
-    pass
-
-  # Update hdfs-site, core-site
-  if (config_type is None) or (config_type == HDFS_SITE_TAG):
-    update_config_using_existing_properties(options, HDFS_SITE_TAG, HDFS_SITE.copy(), hdfs_site_latest)
-    pass
-  if (config_type is None) or (config_type == CORE_SITE_TAG):
-    update_config_using_existing_properties(options, CORE_SITE_TAG, CORE_SITE.copy(), core_site_latest)
-    pass
-
-  # Update hbase-site if exists
-  if (config_type is None) or (config_type == HBASE_SITE_TAG):
-    tag, structured_resp = get_config_resp(options, HBASE_SITE_TAG, False)
-    if structured_resp is not None:
-      update_config_using_existing(options, HBASE_SITE_TAG, HBASE_SITE.copy())
-      pass
-    pass
-
-  # Update hive-site if exists
-  if (config_type is None) or (config_type == HIVE_SITE_TAG):
-    tag, structured_resp = get_config_resp(options, HIVE_SITE_TAG, False)
-    if structured_resp is not None:
-      update_config_using_existing(options, HIVE_SITE_TAG, HIVE_SITE.copy())
-      pass
-  pass
-
-
-def rename_all_properties(properties, name_mapping):
-  for key, val in name_mapping.items():
-    if (key in properties.keys()) and (val not in properties.keys()):
-      properties[val] = properties[key]
-      del properties[key]
-    pass
-  return properties
-
-
-def update_config_using_existing(options, type, properties_template):
-  site_properties = get_config(options, type)
-  update_config_using_existing_properties(options, type, properties_template, site_properties)
-  pass
-
-
-def update_config_using_existing_properties(options, type, properties_template,
-                                            site_properties):
-  keys_processed = []
-  keys_to_delete = []
-  for key in properties_template.keys():
-    keys_processed.append(key)
-    if properties_template[key] == DELETE_OLD_TAG:
-      keys_to_delete.append(key)
-      pass
-    if properties_template[key].find(REPLACE_WITH_TAG) == 0:
-      name_to_lookup = key
-      if len(properties_template[key]) > len(REPLACE_WITH_TAG):
-        name_to_lookup = properties_template[key][len(REPLACE_WITH_TAG):]
-        keys_processed.append(name_to_lookup)
-      value = ""
-      if name_to_lookup in site_properties.keys():
-        value = site_properties[name_to_lookup]
-        pass
-      else:
-        logger.warn("Unable to find the equivalent for " + key + ". Looked for " + name_to_lookup)
-      properties_template[key] = value
-      pass
-    pass
-  pass
-
-  for key in site_properties.keys():
-    if key not in keys_processed:
-      properties_template[key] = site_properties[key]
-      pass
-    pass
-  pass
-
-  for key in keys_to_delete:
-    del properties_template[key]
-  pass
-  update_config(options, properties_template, type)
-
-
-def backup_configs(options, type=None):
-  types_to_save = {"global": True, "mapred-site": True, "hdfs-site": True, "core-site": True,
-                   "webhcat-site": False, "hive-site": False, "hbase-site": False, "oozie-site": False}
-  for type in types_to_save.keys():
-    backup_single_config_type(options, type, types_to_save[type])
-    pass
-  pass
-
-
-def backup_single_config_type(options, type, error_if_na=True):
-  tag, response = get_config_resp(options, type, error_if_na)
-  if response is not None:
-    logger.info("Saving config for type: " + type + " and tag: " + tag)
-    write_config(response, type, tag)
-  else:
-    logger.info("Unable to obtain config for type: " + type)
-    pass
-  pass
-
-
-def install_services(options):
-  SERVICE_URL_FORMAT = URL_FORMAT + '/services/{2}'
-  SERVICES = ["MAPREDUCE2", "YARN"]
-  PUT_IN_INSTALLED = ["""{"RequestInfo":{"context":"Install MapReduce2"}, "Body":{"ServiceInfo": {"state":"INSTALLED"}}}""",
-                      """{"RequestInfo":{"context":"Install YARN"}, "Body":{"ServiceInfo": {"state":"INSTALLED"}}}"""]
-  err_retcode = 0
-  err_message = ""
-  for index in [0, 1]:
-    response = curl(options.printonly, '-u',
-                    AUTH_FORMAT.format(options.user, options.password),
-                    '-H', 'X-Requested-By: ambari',
-                    '-X', 'PUT', '-d',
-                    PUT_IN_INSTALLED[index],
-                    SERVICE_URL_FORMAT.format(options.hostname, options.clustername, SERVICES[index]))
-    retcode, errdata = validate_response(response, not options.printonly)
-    if not retcode == 0:
-      err_retcode = retcode
-      error_msg = err_message + " Error while installing " + SERVICES[index] + ". Details: " + errdata + "."
-  pass
-
-  if err_retcode != 0:
-    raise FatalException(err_retcode, error_msg + "(Services may already be installed or agents are not yet started.)")
-
-  options.exit_message = "Requests has been submitted to install YARN and MAPREDUCE2. Use Ambari Web to monitor " \
-                         "the status of the install requests."
-  pass
-
-
-def validate_response(response, expect_body):
-  if expect_body:
-    if "\"href\" : \"" not in response:
-      return (1, response)
-    else:
-      return (0, "")
-  elif len(response) > 0:
-    return (1, response)
-  else:
-    return (0, "")
-  pass
-
-
-def curl(print_only, *args):
-  curl_path = '/usr/bin/curl'
-  curl_list = [curl_path]
-  for arg in args:
-    curl_list.append(arg)
-  if print_only:
-    logger.info("Command to be executed: " + ' '.join(curl_list))
-    return ""
-  pass
-  logger.info(' '.join(curl_list))
-  osStat = subprocess.Popen(
-    curl_list,
-    stderr=subprocess.PIPE,
-    stdout=subprocess.PIPE)
-  out, err = osStat.communicate()
-  if 0 != osStat.returncode:
-    error = "curl call failed. out: " + out + " err: " + err
-    logger.error(error)
-    raise FatalException(osStat.returncode, error)
-  return out
-
-#
-# Main.
-#
-def main():
-  parser = optparse.OptionParser(usage="usage: %prog [options] action\n  Valid actions: " + VALID_ACTIONS
-                                       + "\n  update-configs accepts type, e.g. hdfs-site to update specific configs", )
-
-  parser.add_option("-n", "--printonly",
-                    action="store_true", dest="printonly", default=False,
-                    help="Prints all the curl commands to be executed (only for write/update actions)")
-  parser.add_option("-o", "--log", dest="logfile", default=UPGRADE_LOG_FILE,
-                    help="Log file")
-
-  parser.add_option('--hostname', default=None, help="Hostname for Ambari server", dest="hostname")
-  parser.add_option('--user', default=None, help="Ambari admin user", dest="user")
-  parser.add_option('--password', default=None, help="Ambari admin password", dest="password")
-  parser.add_option('--clustername', default=None, help="Cluster name", dest="clustername")
-
-  (options, args) = parser.parse_args()
-
-  options.warnings = []
-  if options.user is None:
-    options.warnings.append("User name must be provided (e.g. admin)")
-  if options.hostname is None:
-    options.warnings.append("Ambari server host name must be provided")
-  if options.clustername is None:
-    options.warnings.append("Cluster name must be provided")
-  if options.password is None:
-    options.warnings.append("Ambari admin user's password name must be provided (e.g. admin)")
-
-  if len(options.warnings) != 0:
-    print parser.print_help()
-    for warning in options.warnings:
-      print "  " + warning
-    parser.error("Invalid or missing options")
-
-  if len(args) == 0:
-    print parser.print_help()
-    parser.error("No action entered")
-
-  action = args[0]
-
-  options.exit_message = "Upgrade action '%s' completed successfully." % action
-  if options.printonly:
-    options.exit_message = "Simulated execution of action '%s'. Verify the list edit calls." % action
-
-  backup_file(options.logfile)
-  global logger
-  logger = logging.getLogger('UpgradeHelper')
-  handler = logging.FileHandler(options.logfile)
-  formatter = logging.Formatter('%(asctime)s %(levelname)s %(message)s')
-  handler.setFormatter(formatter)
-  logger.addHandler(handler)
-  logging.basicConfig(level=logging.DEBUG)
-
-  try:
-    if action == GET_MR_MAPPING_ACTION:
-      get_mr1_mapping(options)
-      pprint("File mr_mapping contains the host mapping for mapreduce components. This file is critical for later "
-             "steps.")
-    elif action == DELETE_MR_ACTION:
-      delete_mr(options)
-    elif action == ADD_YARN_MR2_ACTION:
-      add_services(options)
-    elif action == MODIFY_CONFIG_ACTION:
-      config_type = None
-      if len(args) > 1:
-        config_type = args[1]
-      modify_configs(options, config_type)
-    elif action == INSTALL_YARN_MR2_ACTION:
-      install_services(options)
-    elif action == BACKUP_CONFIG_ACTION:
-      backup_configs(options)
-    else:
-      parser.error("Invalid action")
-
-  except FatalException as e:
-    if e.reason is not None:
-      error = "ERROR: Exiting with exit code {0}. Reason: {1}".format(e.code, e.reason)
-      pprint(error)
-      logger.error(error)
-    sys.exit(e.code)
-
-  if options.exit_message is not None:
-    print options.exit_message
-
-
-if __name__ == "__main__":
-  try:
-    main()
-  except (KeyboardInterrupt, EOFError):
-    print("\nAborting ... Keyboard Interrupt.")
-    sys.exit(1)


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