提交各组件部署Ansible剧本初版

Apache Hadoop/2.7.1/hdfs/hosts

@@ -0,0 +1,5 @@
+[zookeeper]
+192.168.45.102
+
+[hdfs]
+192.168.45.102

Apache Hadoop/2.7.1/hdfs/install.yml

@@ -0,0 +1,7 @@
+- hosts: hdfs
+  remote_user: root
+  roles:
+   - role
+  vars_files:
+   - role/vars/main.yml
+

Apache Hadoop/2.7.1/hdfs/role/defaults/main.yml

@@ -0,0 +1,23 @@
+#The default installation location
+deploy_dir: /data/olap
+
+#The default data storage location,use storing application data,logs and configuration files
+data_dir: /data/olap
+
+hadoop:
+  namenode:
+    #Running memory of the Hadoop Namenode.
+    java_opt: '-Xmx1024m -Xms1024m'
+    #The number of Namenode RPC server threads that listen to requests from clients.
+    dfs.namenode.handler.count: 30
+  datanode:
+    #Running memory of the Hadoop Datanode.
+    java_opt: '-Xmx1024m -Xms1024m'
+    #The number of server threads for the datanode.
+    dfs.datanode.handler.count: 40    
+  journalnode:
+    #Running memory of the Hadoop JournalNode.
+    java_opt: '-Xmx1024m -Xms1024m'
+  zkfc:  
+    #Running memory of the Hadoop DFSZKFailoverController.
+    java_opt: '-Xmx1024m -Xms1024m'

Apache Hadoop/2.7.1/hdfs/role/tasks/deploy.yml

@@ -0,0 +1,223 @@
+- name: Setting node_nums variable
+  set_fact: node_nums="{{groups.hdfs|length}}"
+
+- name: To terminate execution
+  fail:
+    msg: "Fully Distributed Mode at least 3 nodes, please checking configurations/hosts -> hdfs"
+  when: node_nums < 3
+  
+- name: check Jdk version
+  shell: source /etc/profile && java -version 2>&1 | grep {{ java_version }} | wc -l
+  ignore_errors: false
+  register: jdk_out
+
+- name: To terminate execution
+  fail:
+    msg: "JDK is not installed in the target cluster, please check!"
+  when: jdk_out.stdout != '2'
+  run_once: true
+  delegate_to: 127.0.0.1
+
+- name: create hadoop package path:{{ deploy_dir }}
+  file:
+    state: directory
+    path: '{{ item.path }}'
+  with_items:
+    - { path: '{{ hdfs_data_dir }}' }
+    - { path: '{{ deploy_dir }}' }
+    
+- name: master_ip to ansible variable
+  set_fact: master_ip={{groups.hdfs[0]}}
+  
+- name: slave1_ip to ansible variable
+  set_fact: slave1_ip={{groups.hdfs[1]}}
+  
+- name: slave2_ip to ansible variable
+  set_fact: slave2_ip={{groups.hdfs[2]}}
+
+#解压tar
+- name: unpack hadoop-2.7.1.tar.gz to {{ deploy_dir }}/
+  unarchive: 
+    src: 'files/{{ hadoop_version }}.tar.gz'
+    dest: '{{ deploy_dir }}/'
+
+- name: Copying hadoop config files
+  template: 
+    src: '{{ item.src }}'
+    dest: '{{ deploy_dir }}/{{ hadoop_version }}/{{ item.dest }}'
+    mode: '{{ item.mode }}'
+    backup: false
+  with_items:
+    - { src: 'core-site.xml.j2', dest: 'etc/hadoop/core-site.xml', mode: '0644' }
+    - { src: 'hdfs-site.xml.j2', dest: 'etc/hadoop/hdfs-site.xml', mode: '0644' }
+    - { src: 'mapred-site.xml.j2', dest: 'etc/hadoop/mapred-site.xml', mode: '0644' }
+    - { src: 'slaves.j2', dest: 'etc/hadoop/slaves', mode: '0644' }
+    - { src: 'hadoop-env.sh.j2', dest: 'etc/hadoop/hadoop-env.sh', mode: '0755' }
+    - { src: 'set_hdfs_env.sh.j2', dest: 'bin/set_hdfs_env.sh', mode: '0755' }
+       
+- name: Copying HDFS config to {{ master_ip }}
+  template: 
+    src: '{{ item.src }}'
+    dest: '{{ item.dest }}'
+    mode: 0755
+    backup: false
+  with_items:
+    - { src: 'daemonscript/dae-hdfsjournal.sh.j2', dest: '{{ deploy_dir }}/{{ hadoop_version }}/sbin/dae-hdfsjournal.sh' }
+    - { src: 'daemonscript/dae-hdfsmaster.sh.j2', dest: '{{ deploy_dir }}/{{ hadoop_version }}/sbin/dae-hdfsmaster.sh' }
+    - { src: 'daemonscript/keephdfsmaster.j2', dest: '/etc/init.d/keephdfsmaster' }
+    - { src: 'daemonscript/keephdfsjournal.j2', dest: '/etc/init.d/keephdfsjournal' }  
+    - { src: 'ini_hdfs.sh.j2', dest: '{{ deploy_dir }}/{{ hadoop_version }}/bin/ini_hdfs.sh' }  
+  run_once: true
+  delegate_to: "{{ master_ip }}"
+
+- name: Copying HDFS config to {{ slave1_ip }}
+  template: 
+    src: 'daemonscript/{{ item.src }}'
+    dest: '{{ item.dest }}'
+    mode: 0755
+    backup: yes
+  with_items:
+    - { src: 'dae-hdfsjournal.sh.j2', dest: '{{ deploy_dir }}/{{ hadoop_version }}/sbin/dae-hdfsjournal.sh' }
+    - { src: 'dae-hdfsslave.sh.j2', dest: '{{ deploy_dir }}/{{ hadoop_version }}/sbin/dae-hdfsslave.sh' }
+    - { src: 'keephdfsslave.j2', dest: '/etc/init.d/keephdfsslave' }
+    - { src: 'keephdfsjournal.j2', dest: '/etc/init.d/keephdfsjournal' }  
+  run_once: true
+  delegate_to: "{{ slave1_ip }}"
+  
+- name: Copying HDFS config to {{ slave2_ip }}
+  template: 
+    src: 'daemonscript/{{ item.src }}'
+    dest: '{{ item.dest }}'
+    mode: 0755
+    backup: yes
+  with_items:
+    - { src: 'dae-hdfsjournal.sh.j2', dest: '{{ deploy_dir }}/{{ hadoop_version }}/sbin/dae-hdfsjournal.sh' }
+    - { src: 'keephdfsjournal.j2', dest: '/etc/init.d/keephdfsjournal' }  
+  run_once: true
+  delegate_facts: true
+  delegate_to: "{{ slave2_ip }}"
+  
+- name: Copying HDFS config to worker nodes
+  template: 
+    src: 'daemonscript/{{ item.src }}'
+    dest: '{{ item.dest }}'
+    mode: 0755
+    backup: yes
+  with_items:
+    - { src: 'dae-hdfsworker.sh.j2', dest: '{{ deploy_dir }}/{{ hadoop_version }}/sbin/dae-hdfsworker.sh' }
+    - { src: 'keephdfsworker.j2', dest: '/etc/init.d/keephdfsworker' } 
+  
+- name: set hadoop env
+  shell: cd {{ deploy_dir }}/{{ hadoop_version }}/bin/ && ./set_hdfs_env.sh {{ item.opeation }}
+  with_items:
+    - { opeation: 'chkconfig' }
+    - { opeation: 'journal' }
+
+- name: Waiting for the JournalNode start,sleep 10s
+  shell: sleep 10
+
+- block:
+    - name: checking JournalNode status
+      shell: source /etc/profile && jps | grep JournalNode | grep -v grep | wc -l
+      register: status_out
+
+    - name: checking JournalNode
+      fail:
+        msg: "JournalNode节点启动异常，请登陆{{ inventory_hostname }},保留日志反馈，路径:{{ deploy_dir }}/{{ hadoop_version }}/logs/*journalnode*"
+      when: status_out.stdout != '1'
+      run_once: true
+      delegate_to: 127.0.0.1
+  when: inventory_hostname in [master_ip,slave1_ip,slave2_ip]
+      
+- name: Initialization NameNode/ZKFC,Start master NameNode
+  block:
+    - name: initialization hadoop NameNode
+      shell: sh {{ deploy_dir }}/{{ hadoop_version }}/bin/ini_hdfs.sh namenode | grep "yes" | grep -v grep | wc -l
+      register: ini_namenode_out
+    
+    - name: checking namenode init status
+      fail:
+        msg: "namenode 初始化异常,请登陆[{{ master_ip }}],保留日志反馈，路径:{{ deploy_dir }}/{{ hadoop_version }}/logs/*namenode*"
+      when: ini_namenode_out.stdout != '1'
+      run_once: true
+      delegate_to: 127.0.0.1
+    
+    - name: initialization hadoop ZKFC
+      shell: sh {{ deploy_dir }}/{{ hadoop_version }}/bin/ini_hdfs.sh zkfc | grep "yes" | grep -v grep | wc -l
+      register: ini_zkfc_out
+    
+    - name: checking hadoop-zk init status
+      fail:
+        msg: "hadoop-zk 初始化异常,请登陆[{{ master_ip }}],保留日志反馈，路径:{{ deploy_dir }}/{{ hadoop_version }}/logs/"
+      when: ini_zkfc_out.stdout != '1'
+      run_once: true
+      delegate_to: 127.0.0.1
+     
+    - name: start hadoop Master node
+      shell: cd {{ deploy_dir }}/{{ hadoop_version }}/bin/ && ./set_hdfs_env.sh master
+    
+    - name: Waiting for the Master-namenode start,sleep 20s
+      shell: sleep 20
+    
+    - name: checking {{ master_ip }} NameNode status
+      shell: source /etc/profile && jps | grep NameNode | grep -v grep | wc -l
+      register: master_namenode_status
+      
+    - name: checking master NameNode
+      fail:
+        msg: "NameNode-master未启动,请登陆[{{ master_ip }}],保留日志反馈，路径:{{ deploy_dir }}/{{ hadoop_version }}/logs/*namenode*"
+      when: master_namenode_status.stdout != '1'
+      run_once: true
+      delegate_to: 127.0.0.1
+  run_once: true
+  delegate_facts: true
+  delegate_to: "{{ master_ip }}"      
+
+- name: Start slave NameNode  
+  block:  
+    - name: copying {{ master_ip }} NameNode files to Slave
+      shell: "yes | {{ deploy_dir }}/{{ hadoop_version }}/bin/hdfs namenode -bootstrapStandby"
+    
+    - name: start hadoop Slave node
+      shell: cd {{ deploy_dir }}/{{ hadoop_version }}/bin/ && ./set_hdfs_env.sh slave
+      
+    - name: Waiting for the Slave-namenode start,sleep 60s
+      shell: sleep 60  
+      
+    - name: checking {{ slave1_ip }} NameNode status
+      shell: source /etc/profile && jps | grep NameNode | grep -v grep | wc -l
+      register: slave1_namenode_status
+      
+    - name: checking slavel NameNode
+      fail:
+        msg: "NameNode-slave未启动,请登陆[{{ slave1_ip }}],保留日志反馈，路径:{{ deploy_dir }}/{{ hadoop_version }}/logs/*namenode*"
+      when: slave1_namenode_status.stdout != '1'
+      run_once: true
+      delegate_to: 127.0.0.1   
+  run_once: true
+  delegate_facts: true
+  delegate_to: "{{ slave1_ip }}"   
+
+- name: Start DataNode   
+  block: 
+    - name: start hadoop Worker nodes
+      shell: cd {{ deploy_dir }}/{{ hadoop_version }}/bin/ && ./set_hdfs_env.sh worker
+    
+    - name: Waiting for the DataNode start,sleep 60s
+      shell: sleep 60
+    
+    - name: checking DataNode status
+      shell: source /etc/profile && jps | grep DataNode | grep -v grep | wc -l
+      register: datanode_status
+    
+    - name: checking DataNode
+      fail:
+        msg: "DataNode未启动,请登陆[{{ inventory_hostname }}],保留日志反馈，路径:{{ deploy_dir }}/{{ hadoop_version }}/logs/*datanode*"
+      when: datanode_status.stdout != '1'
+      run_once: true
+      delegate_to: 127.0.0.1
+
+- name: delete {{ deploy_dir }}/hadoop-2.7.1.tar.gz
+  file:
+    path: "{{ deploy_dir }}/{{ hadoop_version }}.tar.gz"
+    state: absent

Apache Hadoop/2.7.1/hdfs/role/tasks/main.yml

@@ -0,0 +1,9 @@
+- block: 
+    - include: uninstall.yml
+    - include: deploy.yml
+    - include: status-check.yml
+  when: (operation) == "install"
+
+- block:
+    - include: uninstall.yml
+  when: (operation) == "uninstall"

Apache Hadoop/2.7.1/hdfs/role/tasks/status-check.yml

@@ -0,0 +1,53 @@
+- name: Setting node_nums variable
+  set_fact: node_nums="{{groups.hdfs|length}}"
+  
+- name: Waiting for the HDFS start,sleep 30s
+  shell: sleep 30  
+  
+- block:
+    - name: checking JournalNode status
+      shell: source /etc/profile && jps | grep JournalNode | grep -v grep | wc -l
+      register: status_out
+
+    - name: checking JournalNode
+      fail:
+        msg: "JournalNode节点启动异常，请登陆{{ inventory_hostname }},保留日志反馈，路径:{{ deploy_dir }}/{{ hadoop_version }}/logs/*journalnode*"
+      when: status_out.stdout != '1'
+      run_once: true
+      delegate_to: 127.0.0.1
+  when: inventory_hostname in groups['hdfs'][0:3]
+  
+- block:
+    - name: checking DFSZKFailoverController status
+      shell: source /etc/profile && jps | grep DFSZKFailoverController | grep -v grep | wc -l
+      register: status_out
+
+    - name: checking DFSZKFailoverController
+      fail:
+        msg: "DFSZKFailoverController节点启动异常，请登陆{{ inventory_hostname }},保留日志反馈，路径:{{ deploy_dir }}/{{ hadoop_version }}/logs/*zkfc*"
+      when: status_out.stdout != '1'
+      run_once: true
+      delegate_to: 127.0.0.1
+      
+    - name: checking NameNode status
+      shell: source /etc/profile && jps | grep NameNode | grep -v grep | wc -l
+      register: status_out
+
+    - name: checking NameNode
+      fail:
+        msg: "NameNode节点启动异常，请登陆{{ inventory_hostname }},保留日志反馈，路径:{{ deploy_dir }}/{{ hadoop_version }}/logs/*namenode*"
+      when: status_out.stdout != '1'
+      run_once: true
+      delegate_to: 127.0.0.1
+  when: inventory_hostname in groups['hdfs'][0:2]  
+ 
+- name: checking DataNode status
+  shell: source /etc/profile && jps | grep DataNode | grep -v grep | wc -l
+  register: status_out
+
+- name: checking DataNode
+  fail:
+    msg: "DFSZKFailoverController节点启动异常，请登陆{{ inventory_hostname }},保留日志反馈，路径:{{ deploy_dir }}/{{ hadoop_version }}/logs/*datanode*"
+  when: status_out.stdout != '1'
+  run_once: true
+  delegate_to: 127.0.0.1

Apache Hadoop/2.7.1/hdfs/role/tasks/uninstall.yml

@@ -0,0 +1,38 @@
+- block:
+    - name: copy unload_hdfs.sh to {{ deploy_dir }}/
+      template: 
+        src: 'unload_hdfs.sh.j2'
+        dest: '{{ deploy_dir }}/unload_hdfs.sh'
+        force: true
+        mode: 0755
+        
+    - name: unload hadoop
+      shell: cd {{ deploy_dir }} && sh unload_hdfs.sh
+      
+    - name: Ansible delete {{ deploy_dir }}/unload_hdfs.sh
+      file:
+        path: "{{ deploy_dir }}/unload_hdfs.sh"
+        state: absent
+        
+    - name: Checking ZooKeeper has Hadoop nodes
+      shell: docker exec zookeeper zkCli.sh ls / | grep -w "hadoop-ha" | wc -l
+      run_once: true
+      delegate_to: "{{ groups.zookeeper[0] }}"
+      register: has_zknode
+      
+    - name: Delete Hadoop nodes in ZooKeeper
+      shell: "docker exec zookeeper zkCli.sh rmr /hadoop-ha"
+      run_once: true
+      delegate_to: "{{ groups.zookeeper[0] }}"
+      when: has_zknode.stdout >= '1'
+      
+    - name: Check if the Hadoop service already exists
+      shell: source /etc/profile && jps -l | egrep "org.apache.hadoop.hdfs.qjournal.server.JournalNode|org.apache.hadoop.hdfs.tools.DFSZKFailoverController|org.apache.hadoop.hdfs.server.datanode.DataNode|org.apache.hadoop.hdfs.server.namenode.NameNode" | wc -l
+      register: check_out
+      
+    - name: To terminate execution
+      fail:
+       msg: "卸载失败，组件可能非本安装部署，请手动卸载后继续安装"
+      run_once: true
+      delegate_to: 127.0.0.1 
+      when: check_out.stdout >= '1'        

Apache Hadoop/2.7.1/hdfs/role/templates/core-site.xml.j2

@@ -0,0 +1,67 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<?xml-stylesheet type="text/xsl" href="configuration.xsl"?>
+<!--
+  Licensed 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. See accompanying LICENSE file.
+-->
+
+<!-- Put site-specific property overrides in this file. -->
+
+<configuration>
+    <property>  
+        <name>fs.defaultFS</name>  
+        <value>hdfs://ns1</value>  
+    </property>
+    <property>
+        <name>hadoop.tmp.dir</name>
+        <value>file:{{ hdfs_data_dir }}/tmp</value>
+    </property>
+    <property>
+        <name>io.file.buffer.size</name>
+        <value>131702</value>
+    </property>
+    <property>
+	<name>hadoop.proxyuser.root.hosts</name>
+	<value>*</value>
+    </property>
+    <property>
+	<name>hadoop.proxyuser.root.groups</name>
+	<value>*</value>
+    </property>
+    <property>
+	<name>hadoop.logfile.size</name>
+	<value>10000000</value>
+	<description>The max size of each log file</description>
+    </property>
+    <property>
+	<name>hadoop.logfile.count</name>
+	<value>1</value>
+	<description>The max number of log files</description>
+    </property>
+    <property>  
+        <name>ha.zookeeper.quorum</name>  
+{% for dev_info in groups.zookeeper -%}
+ {% if loop.last -%}
+{{dev_info}}:2181</value>
+ {% elif loop.first %}
+        <value>{{dev_info}}:2181,
+ {%- else %}
+{{dev_info}}:2181,
+ {%- endif %}
+{%- endfor %}
+    </property>
+    <property>
+        <name>ipc.client.connect.timeout</name>
+        <value>90000</value>
+    </property>
+</configuration>
+

Apache Hadoop/2.7.1/hdfs/role/templates/daemonscript/dae-hdfsjournal.sh.j2

@@ -0,0 +1,42 @@
+#!/bin/bash
+source /etc/profile
+
+BASE_DIR={{ deploy_dir }}
+
+VERSION={{ hadoop_version }}
+
+function set_log(){
+RES_SUM_FILE=$BASE_DIR/$VERSION/logs
+
+if [ ! -f "$RES_SUM_FILE/" ]
+then
+  mkdir -p $RES_SUM_FILE
+fi
+
+if [ ! -d "$RES_SUM_FILE/$1" ];then
+  echo "0" > $RES_SUM_FILE/$1
+fi
+
+OLD_NUM=`cat $RES_SUM_FILE/$1`
+RESTART_NUM=`expr $OLD_NUM + 1`
+echo $RESTART_NUM > $RES_SUM_FILE/$1
+if [ $OLD_NUM -eq "0" ];then
+  echo "`date "+%Y-%m-%d %H:%M:%S"` - Hadoop $2服务初次启动" >> $BASE_DIR/$VERSION/logs/restart.log
+else
+  echo "`date +%Y-%m-%d` `date +%H:%M:%S` - Hadoop $2服务异常 - 重启次数 -> $RESTART_NUM." >> $BASE_DIR/$VERSION/logs/restart.log
+fi
+}
+
+
+while true ; do
+
+HAS_JN=`ps -ef | grep JournalNode | grep -v grep | wc -l`
+
+if [ $HAS_JN -eq "0" ];then
+  yes | $BASE_DIR/$VERSION/sbin/hadoop-daemon.sh start journalnode > /dev/null
+  set_log jnRes_sum JournalNode
+fi
+
+sleep 60
+done
+

Apache Hadoop/2.7.1/hdfs/role/templates/daemonscript/dae-hdfsmaster.sh.j2

@@ -0,0 +1,53 @@
+#!/bin/bash
+source /etc/profile
+
+BASE_DIR={{ deploy_dir }}
+
+VERSION={{ hadoop_version }}
+
+function set_log(){
+RES_SUM_FILE=$BASE_DIR/$VERSION/logs
+
+if [ ! -f "$RES_SUM_FILE/" ]
+then
+  mkdir -p $RES_SUM_FILE
+fi
+
+if [ ! -d "$RES_SUM_FILE/$1" ];then
+  echo "0" > $RES_SUM_FILE/$1
+fi
+
+OLD_NUM=`cat $RES_SUM_FILE/$1`
+RESTART_NUM=`expr $OLD_NUM + 1`
+echo $RESTART_NUM > $RES_SUM_FILE/$1
+if [ $OLD_NUM -eq "0" ];then
+  echo "`date "+%Y-%m-%d %H:%M:%S"` - Hadoop $2服务初次启动" >> $BASE_DIR/$VERSION/logs/restart.log
+else
+  echo "`date +%Y-%m-%d` `date +%H:%M:%S` - Hadoop $2服务异常 - 重启次数 -> $RESTART_NUM." >> $BASE_DIR/$VERSION/logs/restart.log
+fi
+}
+
+
+while true ; do
+
+HAS_NN=`ps -ef | grep NameNode | grep -v grep | wc -l`
+HAS_ZKFC=`ps -ef | grep DFSZKFailoverController | grep -v grep | wc -l`
+#HAS_NM=`ps -ef | grep NodeManager | grep -v grep | wc -l`
+
+if [ $HAS_NN -eq "0" ];then
+  yes | $BASE_DIR/$VERSION/sbin/hadoop-daemon.sh start namenode > /dev/null
+  set_log nnRes_sum NameNode
+fi
+
+if [ $HAS_ZKFC -eq "0" ];then
+  yes | $BASE_DIR/$VERSION/sbin/hadoop-daemon.sh start zkfc > /dev/null
+  set_log zkfcRes_sum DFSZKFailoverController
+fi
+
+#if [ $HAS_NM -eq "0" ];then
+#  $BASE_DIR/$VERSION/sbin/yarn-daemon.sh start nodemanager > /dev/null
+#  set_log nmRes_sum NodeManager
+#fi
+
+sleep 60
+done

Apache Hadoop/2.7.1/hdfs/role/templates/daemonscript/dae-hdfsslave.sh.j2

@@ -0,0 +1,60 @@
+#!/bin/bash
+source /etc/profile
+
+BASE_DIR={{ deploy_dir }}
+
+VERSION={{ hadoop_version }}
+
+function set_log(){
+RES_SUM_FILE=$BASE_DIR/$VERSION/logs
+
+if [ ! -f "$RES_SUM_FILE/" ]
+then
+  mkdir -p $RES_SUM_FILE
+fi
+
+if [ ! -d "$RES_SUM_FILE/$1" ];then
+  echo "0" > $RES_SUM_FILE/$1
+fi
+
+OLD_NUM=`cat $RES_SUM_FILE/$1`
+RESTART_NUM=`expr $OLD_NUM + 1`
+echo $RESTART_NUM > $RES_SUM_FILE/$1
+if [ $OLD_NUM -eq "0" ];then
+  echo "`date "+%Y-%m-%d %H:%M:%S"` - Hadoop $2服务初次启动" >> $BASE_DIR/$VERSION/logs/restart.log
+else
+  echo "`date +%Y-%m-%d` `date +%H:%M:%S` - Hadoop $2服务异常 - 重启次数 -> $RESTART_NUM." >> $BASE_DIR/$VERSION/logs/restart.log
+fi
+}
+
+
+while true ; do
+
+HAS_NN=`ps -ef | grep NameNode | grep -v grep | wc -l`
+HAS_ZKFC=`ps -ef | grep DFSZKFailoverController | grep -v grep | wc -l`
+#HAS_NM=`ps -ef | grep NodeManager | grep -v grep | wc -l`
+#HAS_RM=`ps -ef | grep ResourceManager | grep -v grep | wc -l`
+
+if [ $HAS_NN -eq "0" ];then
+  yes | $BASE_DIR/$VERSION/sbin/hadoop-daemon.sh start namenode > /dev/null
+  set_log nnRes_sum NameNode
+fi
+
+if [ $HAS_ZKFC -eq "0" ];then
+  yes | $BASE_DIR/$VERSION/sbin/hadoop-daemon.sh start zkfc > /dev/null
+  set_log zkfcRes_sum DFSZKFailoverController
+fi
+
+#if [ $HAS_NM -eq "0" ];then
+#  $BASE_DIR/$VERSION/sbin/yarn-daemon.sh start nodemanager > /dev/null
+#  set_log nmRes_sum NodeManager
+#fi
+
+#if [ $HAS_RM -eq "0" ];then
+#  $BASE_DIR/$VERSION/sbin/yarn-daemon.sh start resourcemanager > /dev/null
+#  set_log RMRes_sum ResourceManager
+#fi
+
+sleep 60
+done
+

Apache Hadoop/2.7.1/hdfs/role/templates/daemonscript/dae-hdfsworker.sh.j2

@@ -0,0 +1,47 @@
+#!/bin/bash
+source /etc/profile
+
+BASE_DIR={{ deploy_dir }}
+
+VERSION={{ hadoop_version }}
+
+function set_log(){
+RES_SUM_FILE=$BASE_DIR/$VERSION/logs
+
+if [ ! -f "$RES_SUM_FILE/" ]
+then
+  mkdir -p $RES_SUM_FILE
+fi
+
+if [ ! -d "$RES_SUM_FILE/$1" ];then
+  echo "0" > $RES_SUM_FILE/$1
+fi
+
+OLD_NUM=`cat $RES_SUM_FILE/$1`
+RESTART_NUM=`expr $OLD_NUM + 1`
+echo $RESTART_NUM > $RES_SUM_FILE/$1
+if [ $OLD_NUM -eq "0" ];then
+  echo "`date "+%Y-%m-%d %H:%M:%S"` - Hadoop $2服务初次启动" >> $BASE_DIR/$VERSION/logs/restart.log
+else
+  echo "`date +%Y-%m-%d` `date +%H:%M:%S` - Hadoop $2服务异常 - 重启次数 -> $RESTART_NUM." >> $BASE_DIR/$VERSION/logs/restart.log
+fi
+}
+
+
+while true ; do
+
+HAS_DN=`ps -ef | grep DataNode | grep -v grep | wc -l`
+#HAS_NM=`ps -ef | grep NodeManager | grep -v grep | wc -l`
+
+if [ $HAS_DN -eq "0" ];then
+  yes | $BASE_DIR/$VERSION/sbin/hadoop-daemon.sh start datanode > /dev/null
+  set_log dnRes_sum DataNode
+fi
+
+#if [ $HAS_NM -eq "0" ];then
+#  $BASE_DIR/$VERSION/sbin/yarn-daemon.sh start nodemanager > /dev/null
+#  set_log nmRes_sum NodeManager
+#fi
+
+sleep 60
+done

Apache Hadoop/2.7.1/hdfs/role/templates/daemonscript/keephdfsjournal.j2

@@ -0,0 +1,47 @@
+#!/bin/bash
+# 
+# netconsole    This loads the netconsole module with the configured parameters.
+#
+# chkconfig:123456 40 60
+# description: keephdfsjournal
+source /etc/profile
+PRO_NAME=keephdfsjournal
+
+INS_DIR={{ deploy_dir }}
+#版本
+VERSION={{ hadoop_version }}
+
+case $1 in
+start)
+journal=`ps -ef | grep dae-hdfsjournal.sh | grep -v grep | wc -l`
+if [ $journal -lt 1 ];then
+nohup $INS_DIR/$VERSION/sbin/dae-hdfsjournal.sh > /dev/null 2>&1 &
+fi
+
+;;
+
+stop)
+HAS_KEEP_SHELL=`ps -ef | grep dae-hdfsjournal.sh | grep -v grep | awk '{print $2}'`
+if [ $HAS_KEEP_SHELL ];then
+echo "守护进程PID：$HAS_KEEP_SHELL"
+kill -9 $HAS_KEEP_SHELL
+fi
+
+sh $INS_DIR/$VERSION/sbin/hadoop-daemon.sh stop journalnode > /dev/null
+;;
+
+status)
+num=`ps -ef | grep JournalNode | grep -v grep | wc -l`
+if [ "$num" -eq "1" ];then
+echo "JournalNode进程已启动"
+else
+echo "JournalNode进程未启动"
+fi
+
+;;
+
+* )
+echo "use keephdfsjournal [start|stop|status]"
+;;
+esac
+

Apache Hadoop/2.7.1/hdfs/role/templates/daemonscript/keephdfsmaster.j2

@@ -0,0 +1,42 @@
+#!/bin/bash
+# 
+# netconsole    This loads the netconsole module with the configured parameters.
+#
+# chkconfig:123456 40 60
+# description: keephdfsmaster
+source /etc/profile
+PRO_NAME=keephdfsmaster
+
+INS_DIR={{ deploy_dir }}
+#版本
+VERSION={{ hadoop_version }}
+
+case $1 in
+start)
+master=`ps -ef | grep dae-hdfsmaster.sh | grep -v grep | wc -l`
+if [ $master -lt 1 ];then
+nohup $INS_DIR/$VERSION/sbin/dae-hdfsmaster.sh > /dev/null 2>&1 &
+fi
+;;
+
+stop)
+HAS_KEEP_SHELL=`ps -ef | grep dae-hdfsmaster.sh | grep -v grep | awk '{print $2}'`
+if [ $HAS_KEEP_SHELL ];then
+echo "守护进程PID：$HAS_KEEP_SHELL"
+kill -9 $HAS_KEEP_SHELL
+fi
+
+sh $INS_DIR/$VERSION/sbin/hadoop-daemon.sh stop namenode > /dev/null
+sh $INS_DIR/$VERSION/sbin/hadoop-daemon.sh stop zkfc > /dev/null
+;;
+
+status)
+hdfs haadmin -getServiceState nn1
+hdfs dfsadmin -report
+;;
+
+* )
+echo "use keephdfsmaster [start|stop|status]"
+;;
+esac
+

Apache Hadoop/2.7.1/hdfs/role/templates/daemonscript/keephdfsslave.j2

@@ -0,0 +1,42 @@
+#!/bin/bash
+# 
+# netconsole    This loads the netconsole module with the configured parameters.
+#
+# chkconfig:123456 40 60
+# description: keephdfsslave
+source /etc/profile
+PRO_NAME=keephdfsslave
+
+INS_DIR={{ deploy_dir }}
+#版本
+VERSION={{ hadoop_version }}
+
+case $1 in
+start)
+slave=`ps -ef | grep dae-hdfsslave.sh | grep -v grep | wc -l`
+if [ $slave -lt 1 ];then
+nohup $INS_DIR/$VERSION/sbin/dae-hdfsslave.sh > /dev/null 2>&1 &
+fi
+;;
+
+stop)
+HAS_KEEP_SHELL=`ps -ef | grep dae-hdfsslave.sh | grep -v grep | awk '{print $2}'`
+if [ $HAS_KEEP_SHELL ];then
+echo "守护进程PID：$HAS_KEEP_SHELL"
+kill -9 $HAS_KEEP_SHELL
+fi
+
+sh $INS_DIR/$VERSION/sbin/hadoop-daemon.sh stop namenode > /dev/null
+sh $INS_DIR/$VERSION/sbin/hadoop-daemon.sh stop zkfc > /dev/null
+;;
+
+status)
+hdfs haadmin -getServiceState nn2
+hdfs dfsadmin -report
+;;
+
+* )
+echo "use keephdfsslave [start|stop|status]"
+;;
+esac
+

Apache Hadoop/2.7.1/hdfs/role/templates/daemonscript/keephdfsworker.j2

@@ -0,0 +1,47 @@
+#!/bin/bash
+# 
+# netconsole    This loads the netconsole module with the configured parameters.
+#
+# chkconfig:123456 40 60
+# description: keephdfsworker
+source /etc/profile
+PRO_NAME=keephdfsworker
+
+INS_DIR={{ deploy_dir }}
+#版本
+VERSION={{ hadoop_version }}
+
+case $1 in
+start)
+worker=`ps -ef | grep dae-hdfsworker.sh | grep -v grep | wc -l`
+if [ $worker -lt 1 ];then
+nohup $INS_DIR/$VERSION/sbin/dae-hdfsworker.sh > /dev/null 2>&1 &
+fi
+
+;;
+
+stop)
+HAS_KEEP_SHELL=`ps -ef | grep dae-hdfsworker.sh | grep -v grep | awk '{print $2}'`
+if [ $HAS_KEEP_SHELL ];then
+echo "守护进程PID：$HAS_KEEP_SHELL"
+kill -9 $HAS_KEEP_SHELL
+fi
+
+sh $INS_DIR/$VERSION/sbin/hadoop-daemon.sh stop datanode > /dev/null
+;;
+
+status)
+num=`ps -ef | grep DataNode | grep -v grep | wc -l`
+if [ "$num" -eq "1" ];then
+echo "DataNode进程已启动"
+else
+echo "DataNode进程未启动"
+fi
+
+;;
+
+* )
+echo "use keephdfsworker [start|stop|status]"
+;;
+esac
+

Apache Hadoop/2.7.1/hdfs/role/templates/hadoop-env.sh.j2

@@ -0,0 +1,105 @@
+# 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.
+
+# Set Hadoop-specific environment variables here.
+
+# The only required environment variable is JAVA_HOME.  All others are
+# optional.  When running a distributed configuration it is best to
+# set JAVA_HOME in this file, so that it is correctly defined on
+# remote nodes.
+export HADOOP_NAMENODE_JMX_OPTS="-Dcom.sun.management.jmxremote.authenticate=false -Dcom.sun.management.jmxremote.ssl=false -Dcom.sun.management.jmxremote.local.only=false -javaagent:{{ deploy_dir }}/{{ hadoop_version }}/monitor/jmx_prometheus_javaagent-0.12.0.jar=9905:{{ deploy_dir }}/{{ hadoop_version }}/monitor/hdfs.yaml"
+export HADOOP_DATANODE_JMX_OPTS="-Dcom.sun.management.jmxremote.authenticate=false -Dcom.sun.management.jmxremote.ssl=false -Dcom.sun.management.jmxremote.local.only=false -javaagent:{{ deploy_dir }}/{{ hadoop_version }}/monitor/jmx_prometheus_javaagent-0.12.0.jar=9906:{{ deploy_dir }}/{{ hadoop_version }}/monitor/hdfs.yaml"
+
+# The java implementation to use.
+#export HADOOP_HEAPSIZE=m
+#export JAVA_HOME=/usr/local/jdk/jdk1.8.0_73
+export JAVA_HOME=$JAVA_HOME
+# The jsvc implementation to use. Jsvc is required to run secure datanodes
+# that bind to privileged ports to provide authentication of data transfer
+# protocol.  Jsvc is not required if SASL is configured for authentication of
+# data transfer protocol using non-privileged ports.
+#export JSVC_HOME=${JSVC_HOME}
+
+export HADOOP_CONF_DIR=${HADOOP_CONF_DIR:-"/etc/hadoop"}
+
+# Extra Java CLASSPATH elements.  Automatically insert capacity-scheduler.
+for f in $HADOOP_HOME/contrib/capacity-scheduler/*.jar; do
+  if [ "$HADOOP_CLASSPATH" ]; then
+    export HADOOP_CLASSPATH=$HADOOP_CLASSPATH:$f
+  else
+    export HADOOP_CLASSPATH=$f
+  fi
+done
+
+# The maximum amount of heap to use, in MB. Default is 1000.
+#export HADOOP_HEAPSIZE=
+#export HADOOP_NAMENODE_INIT_HEAPSIZE=""
+
+# Extra Java runtime options.  Empty by default.
+export HADOOP_OPTS="$HADOOP_OPTS -Djava.net.preferIPv4Stack=true"
+
+# Command specific options appended to HADOOP_OPTS when specified
+export HADOOP_NAMENODE_OPTS="$HADOOP_NAMENODE_OPTS {{ hadoop.namenode.java_opt }} -Xss256k -XX:MetaspaceSize=128m -XX:MaxMetaspaceSize=256m -XX:SurvivorRatio=2 -XX:+UseConcMarkSweepGC -XX:+UseParNewGC -XX:+CMSParallelRemarkEnabled -XX:MaxTenuringThreshold=15 -XX:+UseCMSCompactAtFullCollection -XX:CMSFullGCsBeforeCompaction=1 -XX:+UseCMSInitiatingOccupancyOnly -XX:CMSInitiatingOccupancyFraction=70 -XX:-DisableExplicitGC -verbose:gc -XX:+PrintGCDetails -XX:+PrintGCDateStamps -Xloggc:{{ deploy_dir }}/{{ hadoop_version }}/logs/gc-namenode-%t.log -XX:+UseGCLogFileRotation -XX:NumberOfGCLogFiles=5 -XX:GCLogFileSize=100M -XX:+HeapDumpOnOutOfMemoryError -XX:HeapDumpPath={{ deploy_dir }}/{{ hadoop_version }}/logs/ -Dhadoop.security.logger=${HADOOP_SECURITY_LOGGER:-INFO,RFAS} -Dhdfs.audit.logger=${HDFS_AUDIT_LOGGER:-INFO,NullAppender}"
+
+export HADOOP_DATANODE_OPTS="$HADOOP_DATANODE_OPTS {{ hadoop.datanode.java_opt }} -Xss256k -XX:MetaspaceSize=128m -XX:MaxMetaspaceSize=256m -XX:SurvivorRatio=2 -XX:+UseConcMarkSweepGC -XX:+UseParNewGC -XX:+CMSParallelRemarkEnabled -XX:MaxTenuringThreshold=15 -XX:+UseCMSCompactAtFullCollection -XX:CMSFullGCsBeforeCompaction=1 -XX:+UseCMSInitiatingOccupancyOnly -XX:CMSInitiatingOccupancyFraction=70 -verbose:gc -XX:+PrintGCDetails -XX:+PrintGCDateStamps -Xloggc:{{ deploy_dir }}/{{ hadoop_version }}/logs/gc-datanode-%t.log -XX:+UseGCLogFileRotation -XX:NumberOfGCLogFiles=5 -XX:GCLogFileSize=100M -XX:+HeapDumpOnOutOfMemoryError -XX:HeapDumpPath={{ deploy_dir }}/{{ hadoop_version }}/logs/ -Dhadoop.security.logger=ERROR,RFAS"
+
+export HADOOP_JOURNALNODE_OPTS="$HADOOP_JOURNALNODE_OPTS {{ hadoop.journalnode.java_opt }}"
+
+export HADOOP_ZKFC_OPTS="$HADOOP_ZKFC_OPTS {{ hadoop.zkfc.java_opt }}"
+
+export HADOOP_SECONDARYNAMENODE_OPTS="-Dhadoop.security.logger=${HADOOP_SECURITY_LOGGER:-INFO,RFAS} -Dhdfs.audit.logger=${HDFS_AUDIT_LOGGER:-INFO,NullAppender} $HADOOP_SECONDARYNAMENODE_OPTS"
+
+export HADOOP_NFS3_OPTS="$HADOOP_NFS3_OPTS"
+export HADOOP_PORTMAP_OPTS="-Xmx512m $HADOOP_PORTMAP_OPTS"
+
+# The following applies to multiple commands (fs, dfs, fsck, distcp etc)
+export HADOOP_CLIENT_OPTS="-Xmx512m $HADOOP_CLIENT_OPTS"
+#HADOOP_JAVA_PLATFORM_OPTS="-XX:-UsePerfData $HADOOP_JAVA_PLATFORM_OPTS"
+
+# On secure datanodes, user to run the datanode as after dropping privileges.
+# This **MUST** be uncommented to enable secure HDFS if using privileged ports
+# to provide authentication of data transfer protocol.  This **MUST NOT** be
+# defined if SASL is configured for authentication of data transfer protocol
+# using non-privileged ports.
+export HADOOP_SECURE_DN_USER=${HADOOP_SECURE_DN_USER}
+
+# Where log files are stored.  $HADOOP_HOME/logs by default.
+#export HADOOP_LOG_DIR=${HADOOP_LOG_DIR}/$USER
+
+# Where log files are stored in the secure data environment.
+export HADOOP_SECURE_DN_LOG_DIR=${HADOOP_LOG_DIR}/${HADOOP_HDFS_USER}
+
+###
+# HDFS Mover specific parameters
+###
+# Specify the JVM options to be used when starting the HDFS Mover.
+# These options will be appended to the options specified as HADOOP_OPTS
+# and therefore may override any similar flags set in HADOOP_OPTS
+#
+# export HADOOP_MOVER_OPTS=""
+
+###
+# Advanced Users Only!
+###
+
+# The directory where pid files are stored. /tmp by default.
+# NOTE: this should be set to a directory that can only be written to by 
+#       the user that will run the hadoop daemons.  Otherwise there is the
+#       potential for a symlink attack.
+export HADOOP_PID_DIR={{ deploy_dir }}/{{ hadoop_version }}/pids
+export HADOOP_SECURE_DN_PID_DIR=${HADOOP_PID_DIR}
+# A string representing this instance of hadoop. $USER by default.
+export HADOOP_IDENT_STRING=$USER

Apache Hadoop/2.7.1/hdfs/role/templates/hdfs-site.xml.j2

@@ -0,0 +1,142 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<?xml-stylesheet type="text/xsl" href="configuration.xsl"?>
+<!--
+  Licensed 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. See accompanying LICENSE file.
+-->
+
+<!-- Put site-specific property overrides in this file. -->
+
+<configuration>
+    <property>
+        <name>dfs.namenode.name.dir</name>
+        <value>file:{{ hdfs_data_dir }}/dfs/name</value>
+    </property>
+    <property>
+        <name>dfs.datanode.data.dir</name>
+        <value>file:{{ hdfs_data_dir }}/dfs/data</value>
+    </property>
+    <property>
+        <name>dfs.replication</name>
+        <value>2</value>
+    </property>
+    <property>
+	<name>dfs.webhdfs.enabled</name>
+	<value>true</value>
+    </property>
+    <property>
+        <name>dfs.permissions</name>
+        <value>false</value>
+    </property>	
+	<property>  
+        <name>dfs.permissions.enabled</name>  
+        <value>false</value>  
+    </property>  
+    <property>  
+        <name>dfs.nameservices</name>  
+        <value>ns1</value>  
+    </property>  
+    <property>  
+        <name>dfs.blocksize</name>  
+        <value>134217728</value>  
+    </property>  
+    <property>  
+        <name>dfs.ha.namenodes.ns1</name>  
+        <value>nn1,nn2</value>  
+    </property>  
+    <!-- nn1的RPC通信地址，nn1所在地址  -->  
+    <property>  
+        <name>dfs.namenode.rpc-address.ns1.nn1</name>  
+        <value>{{ groups.hdfs[0] }}:9000</value>  
+    </property>  
+    <!-- nn1的http通信地址，外部访问地址 -->  
+    <property>  
+        <name>dfs.namenode.http-address.ns1.nn1</name>  
+        <value>{{ groups.hdfs[0] }}:50070</value>  
+    </property>  
+    <!-- nn2的RPC通信地址，nn2所在地址 -->  
+    <property>  
+        <name>dfs.namenode.rpc-address.ns1.nn2</name>  
+        <value>{{ groups.hdfs[1] }}:9000</value>  
+    </property>  
+    <!-- nn2的http通信地址，外部访问地址 -->  
+    <property>  
+        <name>dfs.namenode.http-address.ns1.nn2</name>  
+        <value>{{ groups.hdfs[1] }}:50070</value>  
+    </property>  
+    <!-- 指定NameNode的元数据在JournalNode日志上的存放位置(一般和zookeeper部署在一起) -->  
+    <property>  
+        <name>dfs.namenode.shared.edits.dir</name>  
+        <value>qjournal://{{groups.hdfs[0]}}:8485;{{groups.hdfs[1]}}:8485;{{groups.hdfs[2]}}:8485/ns1</value>  
+    </property>  
+    <!-- 指定JournalNode在本地磁盘存放数据的位置 -->  
+    <property>  
+        <name>dfs.journalnode.edits.dir</name>  
+        <value>{{ hdfs_data_dir }}/journal</value>  
+    </property>  
+    <!--客户端通过代理访问namenode，访问文件系统，HDFS 客户端与Active 节点通信的Java 类，使用其确定Active 节点是否活跃  -->  
+    <property>  
+        <name>dfs.client.failover.proxy.provider.ns1</name>  
+        <value>org.apache.hadoop.hdfs.server.namenode.ha.ConfiguredFailoverProxyProvider</value>  
+    </property>  
+    <!--这是配置自动切换的方法，有多种使用方法，具体可以看官网，在文末会给地址，这里是远程登录杀死的方法  -->  
+    <property>  
+        <name>dfs.ha.fencing.methods</name>  
+        <value>sshfence</value>    
+        <value>shell(true)</value> 
+    </property>  
+    <!-- 这个是使用sshfence隔离机制时才需要配置ssh免登陆 -->  
+    <property>  
+        <name>dfs.ha.fencing.ssh.private-key-files</name>  
+        <value>/root/.ssh/id_rsa</value>  
+    </property>  
+    <!-- 配置sshfence隔离机制超时时间，这个属性同上，如果你是用脚本的方法切换，这个应该是可以不配置的 -->  
+    <property>  
+        <name>dfs.ha.fencing.ssh.connect-timeout</name>  
+        <value>30000</value>  
+    </property>  
+    <!-- 这个是开启自动故障转移，如果你没有自动故障转移，这个可以先不配 -->  
+    <property>  
+        <name>dfs.ha.automatic-failover.enabled</name>  
+        <value>true</value>  
+    </property>
+    <property>
+        <name>dfs.datanode.max.transfer.threads</name>
+        <value>8192</value>
+    </property>
+    <!-- namenode处理RPC请求线程数，增大该值资源占用不大 -->
+    <property>
+        <name>dfs.namenode.handler.count</name>
+        <value>{{ hadoop.namenode['dfs.namenode.handler.count'] }}</value>
+    </property>
+    <!-- datanode处理RPC请求线程数，增大该值会占用更多内存 -->
+    <property>
+        <name>dfs.datanode.handler.count</name>
+        <value>{{ hadoop.datanode['dfs.datanode.handler.count'] }}</value>
+    </property>
+    <!-- balance时可占用的带宽 -->
+    <property>
+        <name>dfs.balance.bandwidthPerSec</name>
+        <value>104857600</value>
+    </property>
+    <!-- 磁盘预留空间，该空间不会被hdfs占用，单位字节-->
+    <property>
+        <name>dfs.datanode.du.reserved</name>
+        <value>53687091200</value>
+    </property>
+    <!-- datanode与namenode连接超时时间，单位毫秒  2 * heartbeat.recheck.interval + 30000  -->
+    <property>
+	<name>heartbeat.recheck.interval</name>
+	<value>100000</value>
+    </property>
+</configuration>
+

Apache Hadoop/2.7.1/hdfs/role/templates/ini_hdfs.sh.j2

@@ -0,0 +1,46 @@
+#!/bin/bash
+
+
+MASTER_IP={{ groups.hdfs[0] }}
+SLAVE1_IP={{ groups.hdfs[1] }}
+
+BASE_DIR={{ deploy_dir }}
+VERSION={{ hadoop_version }}
+
+function ini_namenode() {
+
+cd $BASE_DIR/$VERSION/bin
+yes | ./hadoop namenode -format
+
+if [ $? -eq "0" ];then
+# scp -r $BASE_DIR/hadoop/ root@$SLAVE1_IP:$BASE_DIR/ 
+ echo yes
+else
+ echo no
+fi
+}
+
+function ini_zk() {
+
+cd $BASE_DIR/$VERSION/bin
+yes | ./hdfs zkfc -formatZK
+
+if [ $? -eq "0" ];then
+  echo yes
+else
+  echo no
+fi
+}
+
+case $1 in
+[namenode]*)
+ini_namenode
+;;
+[zkfc]*)
+ini_zk
+;;
+* )
+echo "请输入已有的指令."
+;;
+esac
+

Apache Hadoop/2.7.1/hdfs/role/templates/mapred-site.xml.j2

@@ -0,0 +1,33 @@
+<?xml version="1.0"?>
+<?xml-stylesheet type="text/xsl" href="configuration.xsl"?>
+<!--
+  Licensed 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. See accompanying LICENSE file.
+-->
+
+<!-- Put site-specific property overrides in this file. -->
+
+<configuration>
+    <property>  
+        <name>mapreduce.framework.name</name>  
+        <value>yarn</value>  
+    </property>  
+    <property>  
+        <name>mapreduce.jobhistory.address</name>  
+        <value>{{ groups.hdfs[0] }}:10020</value>  
+    </property>  
+    <property>  
+        <name>mapreduce.jobhistory.webapp.address</name>  
+        <value>{{ groups.hdfs[0] }}:19888</value>  
+    </property>  
+</configuration>
+

Apache Hadoop/2.7.1/hdfs/role/templates/set_hdfs_env.sh.j2

@@ -0,0 +1,71 @@
+#!/bin/bash
+
+source /etc/profile
+
+function setChkconfig(){
+echo -e "\n#hadoop\nexport HADOOP_HOME={{ deploy_dir }}/{{ hadoop_version }}\nexport PATH=\$HADOOP_HOME/sbin:\$PATH\nexport PATH=\$HADOOP_HOME/bin:\$PATH\nexport HADOOP_CLASSPATH=\`hadoop classpath\`" >> /etc/profile.d/hadoop.sh
+chmod +x /etc/profile.d/hadoop.sh
+
+if [ -x '/etc/init.d/keephdfsmaster' ];then
+  chkconfig --add keephdfsmaster
+  chkconfig keephdfsmaster on
+fi
+
+if [ -x '/etc/init.d/keephdfsslave' ];then
+  chkconfig --add keephdfsslave
+  chkconfig keephdfsslave on
+fi
+
+if [ -x '/etc/init.d/keephdfsworker' ];then
+  chkconfig --add keephdfsworker
+  chkconfig keephdfsworker on
+fi
+
+if [ -x '/etc/init.d/keephdfsjournal' ];then
+  chkconfig --add keephdfsjournal
+  chkconfig keephdfsjournal on
+fi
+}
+
+case $1 in
+journal)
+if [ -x '/etc/init.d/keephdfsjournal' ];then
+  service keephdfsjournal start && sleep 5
+  journal_dae=`ps -ef | grep dae-hdfsjournal.sh | grep -v grep | wc -l`
+  if [ $journal_dae -lt 1 ];then
+    nohup {{ deploy_dir }}/{{ hadoop_version }}/sbin/dae-hdfsjournal.sh > /dev/null 2>&1 &
+  fi
+fi
+;;
+master)
+if [ -x '/etc/init.d/keephdfsmaster' ];then
+  service keephdfsmaster start && sleep 5
+  master_dae=`ps -ef | grep dae-hdfsmaster.sh | grep -v grep | wc -l`
+  if [ $master_dae -lt 1 ];then
+    nohup {{ deploy_dir }}/{{ hadoop_version }}/sbin/dae-hdfsmaster.sh > /dev/null 2>&1 &
+  fi
+fi
+;;
+slave)
+if [ -x '/etc/init.d/keephdfsslave' ];then
+  service keephdfsslave start && sleep 5
+  slave_dae=`ps -ef | grep dae-hdfsslave.sh | grep -v grep | wc -l`
+  if [ $slave_dae -lt 1 ];then
+    nohup {{ deploy_dir }}/{{ hadoop_version }}/sbin/dae-hdfsslave.sh > /dev/null 2>&1 &
+  fi
+fi  
+;;
+worker)
+if [ -x '/etc/init.d/keephdfsworker' ];then
+  service keephdfsworker start && sleep 5
+  worker_dae=`ps -ef | grep dae-hdfsworker.sh | grep -v grep | wc -l`
+  if [ $worker_dae -lt 1 ];then
+    nohup {{ deploy_dir }}/{{ hadoop_version }}/sbin/dae-hdfsworker.sh > /dev/null 2>&1 &
+  fi
+fi  
+;;  
+chkconfig)
+  setChkconfig;;
+* )
+;;
+esac

Apache Hadoop/2.7.1/hdfs/role/templates/slaves.j2

@@ -0,0 +1,4 @@
+{% set combined_group = groups.hdfs %}
+{% for dev_info in combined_group %}
+{{dev_info}}
+{% endfor %}

Apache Hadoop/2.7.1/hdfs/role/templates/unload_hdfs.sh.j2

@@ -0,0 +1,86 @@
+#!/bin/bash
+source /etc/profile
+
+function killService(){
+keeppath='/etc/init.d/keephdfsjournal'
+if [ -x $keeppath ];then
+service keephdfsjournal stop
+chkconfig keephdfsjournal off
+systemctl daemon-reload
+rm -rf /etc/init.d/keephdfsjournal
+fi
+
+keeppath='/etc/init.d/keephdfsmaster'
+if [ -x $keeppath ];then
+service keephdfsmaster stop
+chkconfig keephdfsmaster off
+systemctl daemon-reload
+rm -rf /etc/init.d/keephdfsmaster
+fi
+
+keeppath='/etc/init.d/keephdfsslave'
+if [ -x $keeppath ];then
+service keephdfsslave stop
+chkconfig keephdfsslave off
+systemctl daemon-reload
+rm -rf /etc/init.d/keephdfsslave
+fi
+
+keeppath='/etc/init.d/keephdfsworker'
+if [ -x $keeppath ];then
+service keephdfsworker stop
+chkconfig keephdfsworker off
+systemctl daemon-reload
+rm -rf /etc/init.d/keephdfsworker
+fi
+}
+
+
+function killPid(){
+livenum=`jps -l | egrep -w "org.apache.hadoop.hdfs.qjournal.server.JournalNode" | grep -v grep |wc -l`
+if [ $livenum -ne 0 ];then
+keeppid=`jps -l |egrep -w "org.apache.hadoop.hdfs.qjournal.server.JournalNode" | awk '{print $1}'`
+kill -9 $keeppid
+fi
+
+livenum=`jps -l | egrep -w "org.apache.hadoop.hdfs.tools.DFSZKFailoverController" | grep -v grep |wc -l`
+if [ $livenum -ne 0 ];then
+keeppid=`jps -l |egrep -w "org.apache.hadoop.hdfs.tools.DFSZKFailoverController" | awk '{print $1}'`
+kill -9 $keeppid
+fi
+
+livenum=`jps -l | egrep -w "org.apache.hadoop.hdfs.server.datanode.DataNode" | grep -v grep |wc -l`
+if [ $livenum -ne 0 ];then
+keeppid=`jps -l |egrep -w "org.apache.hadoop.hdfs.server.datanode.DataNode" | awk '{print $1}'`
+kill -9 $keeppid
+fi
+
+livenum=`jps -l | egrep -w "org.apache.hadoop.hdfs.server.namenode.NameNode" | grep -v grep |wc -l`
+if [ $livenum -ne 0 ];then
+keeppid=`jps -l |egrep -w "org.apache.hadoop.hdfs.server.namenode.NameNode" | awk '{print $1}'`
+kill -9 $keeppid
+fi
+}
+
+function drop_folder(){
+FOLDER_NAME=$1
+
+if [ -d "$FOLDER_NAME" ];then
+  rm -rf $FOLDER_NAME
+fi
+}
+
+function drop_file(){
+FILE_NAME=$1
+
+if [ -f "$FILE_NAME" ];then
+  rm -rf $FILE_NAME
+fi
+}
+
+killService
+sleep 15
+killPid
+drop_folder {{ deploy_dir }}/{{ hadoop_version }}
+drop_folder {{ data_dir }}/{{ hadoop_version }}
+drop_file /etc/profile.d/hadoop.sh

Apache Hadoop/2.7.1/hdfs/role/vars/main.yml

@@ -0,0 +1,8 @@
+#hadoop版本
+hadoop_version: hadoop-2.7.1
+
+#数据目录
+hdfs_data_dir: "{{ data_dir }}/{{ hadoop_version }}/data/hadoop"
+
+#jdk版本
+java_version: 1.8.0_73