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docker安装cdh6.3.2集群(联网版)

时间:2020-04-13 21:23:03      阅读:78      评论:0      收藏:0      [点我收藏+]

一、前言

本次采用的在线安装方式,cdh为6.3.2版本,系统为centos7.4, docker节点可以为任意多个,下文将以3个docker容器为示例进行展示。此方法也可用在docker swarm上,docker容器能够互连,网络互通即可。

 

二、基础系统镜像制作

         因为dockerhub上提供的centos系统为精简系统,使用时会缺少一些组件,制作一个centos7的基础镜像,Dockerfile为:

FROM docker.io/ansible/centos7-ansible
RUN yum -y install openssh-server
RUN yum -y install bind-utils
RUN yum -y install which

   

在Dockerfile同级目录执行:

docker build -t centos7-cdh .

生成要用的基础centos7的镜像。

三、宿主机初始化

以下在docker的宿主机上进行操作。

3.1配置yum源

yum install -y wget && mkdir -p /etc/yum.repos.d/repo_bak && mv /etc/yum.repos.d/*.repo /etc/yum.repos.d/repo_bak/ && wget -O /etc/yum.repos.d/CentOS-Base.repo http://mirrors.aliyun.com/repo/Centos-7.repo && wget -O /etc/yum.repos.d/epel.repo http://mirrors.aliyun.com/repo/epel-7.repo && yum clean all && yum makecache && yum update –y

  

3.2安装docker-ce

yum install -y yum-utils device-mapper-persistent-data lvm2 && yum-config-manager --add-repo http://mirrors.aliyun.com/docker-ce/linux/centos/docker-ce.repo\
&& yum makecache fast && yum -y install docker-ce && yum clean all && docker version

 

3.3配置docker

data-root:docker根目录路径
insecure-registries:docker私有仓库地址
registry-mirrors:公共镜像仓库加速地址

mkdir -p /etc/docker/ && (
cat <<EOF
{
  "data-root":"/home/docker",
  "registry-mirrors": ["https://1e7waog4.mirror.aliyuncs.com"]
}
EOF
) >>/etc/docker/daemon.json && systemctl start docker && systemctl enable docker && cat /etc/docker/daemon.json && docker version

  

安装docker命令补全工具

yum install -y bash-completion && source /usr/share/bash-completion/completions/docker && source /usr/share/bash-completion/bash_completion && yum clean all

  

3.4安装基本工具

yum install -y vim wget ntp net-tools && yum clean all

  

3.5关闭防火墙

systemctl stop firewalld && systemctl disable firewalld && systemctl status firewalld

 

3.6设置SELinux模式

setenforce 0 || sed -i s/enforcing/disabled/g /etc/selinux/config && sed -i s/permissive/disabled/g /etc/selinux/config && getenforce

  

3.7配置时间同步

vim /etc/ntp.conf

 

将时钟服务器更改为如下4个

server 0.cn.pool.ntp.org
server 1.cn.pool.ntp.org
server 2.cn.pool.ntp.org       
server 3.cn.pool.ntp.org

  

注意:若为离线安装,则要将服务器地址改为内网时间服务器地址。

 

启动设置ntp服务

systemctl start ntpd && systemctl enable ntpd && ntpdate -u 0.cn.pool.ntp.org && hwclock --systohc && date

  

3.8 创建自定义网络

docker network create --subnet=172.10.0.0/16 hadoop_net && docker network ls

  

3.9启动容器

docker run -d --add-host cm.hadoop:172.10.0.2 --net hadoop_net --ip 172.10.0.2 -h cm.hadoop -p 10022:22 -p 7180:7180 --restart always --name cm.hadoop --privileged centos7-cdh /usr/sbin/init && docker ps

  

 

四、容器安装ClouderaManager

4.1初始化环境

进入第三步创建的容器中,并将root的登录密码改为root

docker exec –it {dockerId} /bin/bash
su root
passwd
root
root

  

安装基础环境

yum install -y kde-l10n-Chinese telnet reinstall glibc-common vim wget ntp net-tools && yum clean all

  

4.2配置中文环境变量

(
cat <<EOF
export LC_ALL=zh_CN.utf8
export LANG=zh_CN.utf8
export LANGUAGE=zh_CN.utf8
EOF
) >> ~/.bashrc && localedef -c -f UTF-8 -i zh_CN zh_CN.utf8 && source ~/.bashrc && echo $LANG

 

4.3设置NTP时间同步服务

vim /etc/ntp.conf

更改为以下四个时钟服务器

server 0.cn.pool.ntp.org
server 1.cn.pool.ntp.org
server 2.cn.pool.ntp.org       
server 3.cn.pool.ntp.org

  

启动ntp服务

systemctl start ntpd && systemctl enable ntpd && ntpdate -u 0.cn.pool.ntp.org && hwclock --systohc && date

 

4.4准备MySQL安装包(采用docker独立安装跳过此步)

mkdir -p /root/hadoop_CHD/mysql && wget -O /root/hadoop_CHD/mysql/mysql-5.7.27-1.el7.x86_64.rpm-bundle.tar https://dev.mysql.com/get/Downloads/MySQL-5.7/mysql-5.7.27-1.el7.x86_64.rpm-bundle.tar \
&& ls /root/hadoop_CHD/mysql

 

说明:

1、通过wget下载mysql安装十分慢,可以使用window系统的电脑讯雷等下载工具下载后,将安装包放至宿主机,再使用docker cp mysql-5.7.27-1.el7.x86_64.rpm-bundle.tar {容器ID}:/root/hadoop_CHD/mysql命令将安装包放至容器中,前提是容器的/root/hadoop_CHD/mysql目录必须事先创建。

2、可以将mysql部署在一个独立的容器中,若采用此方法则跳此步,单独部署的方法在此不再阐述。

 

4.5准备MySQL JDBC驱动

mkdir -p /root/hadoop_CHD/mysql-jdbc && wget -O /root/hadoop_CHD/mysql-jdbc/mysql-connector-java-5.1.48.tar.gz https://dev.mysql.com/get/Downloads/Connector-J/mysql-connector-java-5.1.48.tar.gz \
&& ls /root/hadoop_CHD/mysql-jdbc

说明:

1、通过wget下载安装十分慢,可以使用window系统的电脑讯雷等下载工具下载后,将安装包放至宿主机,再使用docker cp mysql-connector-java-5.1.48.tar.gz {容器ID}:/root/hadoop_CHD/mysql-jdbc命令将安装包放至容器中,前提是容器的/root/hadoop_CHD/mysql-jdbc目录必须事先创建。

 

4.6准备Cloudera-Manager安装包

mkdir -p /root/hadoop_CHD/cloudera-repos && wget -O /root/hadoop_CHD/cloudera-repos/allkeys.asc https://archive.cloudera.com/cm6/6.3.0/allkeys.asc \
&& wget -O /root/hadoop_CHD/cloudera-repos/cloudera-manager-agent-6.3.0-1281944.el7.x86_64.rpm https://archive.cloudera.com/cm6/6.3.0/redhat7/yum/RPMS/x86_64/cloudera-manager-agent-6.3.0-1281944.el7.x86_64.rpm \
&& wget -O /root/hadoop_CHD/cloudera-repos/cloudera-manager-daemons-6.3.0-1281944.el7.x86_64.rpm https://archive.cloudera.com/cm6/6.3.0/redhat7/yum/RPMS/x86_64/cloudera-manager-daemons-6.3.0-1281944.el7.x86_64.rpm \
&& wget -O /root/hadoop_CHD/cloudera-repos/cloudera-manager-server-6.3.0-1281944.el7.x86_64.rpm https://archive.cloudera.com/cm6/6.3.0/redhat7/yum/RPMS/x86_64/cloudera-manager-server-6.3.0-1281944.el7.x86_64.rpm \
&& wget -O /root/hadoop_CHD/cloudera-repos/cloudera-manager-server-db-2-6.3.0-1281944.el7.x86_64.rpm https://archive.cloudera.com/cm6/6.3.0/redhat7/yum/RPMS/x86_64/cloudera-manager-server-db-2-6.3.0-1281944.el7.x86_64.rpm \
&& wget -O /root/hadoop_CHD/cloudera-repos/enterprise-debuginfo-6.3.0-1281944.el7.x86_64.rpm https://archive.cloudera.com/cm6/6.3.0/redhat7/yum/RPMS/x86_64/enterprise-debuginfo-6.3.0-1281944.el7.x86_64.rpm \
&& wget -O /root/hadoop_CHD/cloudera-repos/oracle-j2sdk1.8-1.8.0+update181-1.x86_64.rpm https://archive.cloudera.com/cm6/6.3.0/redhat7/yum/RPMS/x86_64/oracle-j2sdk1.8-1.8.0+update181-1.x86_64.rpm \
&& ll /root/hadoop_CHD/cloudera-repos

说明:

1、通过wget下载mysql安装十分慢,可以使用window系统的电脑讯雷等下载工具下载后,将安装包放至宿主机,再使用docker cp 下载的rpm {容器ID}:/root/hadoop_CHD/cloudera-repos命令将安装包放至容器中,前提是容器的/root/hadoop_CHD/cloudera-repos目录必须事先创建。

 

4.7准备Parcel包

mkdir -p /root/hadoop_CHD/parcel && wget -O /root/hadoop_CHD/parcel/ CDH-6.3.2-1.cdh6.3.2.p0.1605554-el7.parcel https://archive.cloudera.com/cdh6/6.3.2/parcels/CDH-6.3.2-1.cdh6.3.2.p0.1605554-el7.parcel \
&& wget -O /root/hadoop_CHD/parcel/manifest.json https://archive.cloudera.com/cdh6/6.3.2/parcels/manifest.json \
&& ll /root/hadoop_CHD/parcel

说明:

1、通过wget下载mysql安装十分慢,可以使用window系统的电脑讯雷等下载工具下载后,将安装包放至宿主机,再使用docker cp 下载的parcel  {容器ID}:/root/hadoop_CHD/parcel命令将安装包放至容器中,前提是容器的/root/hadoop_CHD/parcel目录必须事先创建。

2、随着时间推移官网可能会不定期删除测试不稳定的版本,可能导致上述链接无可用的下载资源,可以进入https://archive.cloudera.com/cdh6/找到想要的版本进行下载。

 

4.8 搭建本地yum源

yum -y install httpd createrepo && systemctl start httpd && systemctl enable httpd && cd /root/hadoop_CHD/cloudera-repos/ && createrepo . && mv /root/hadoop_CHD/cloudera-repos /var/www/html/ && yum clean all && ll /var/www/html/cloudera-repos

  

4.9安装jdk

cd /var/www/html/cloudera-repos/;rpm -ivh oracle-j2sdk1.8-1.8.0+update181-1.x86_64.rpm

 

 

4.10 安装配置MySQL数据库(采用docker独立安装跳过此步)

cd /root/hadoop_CHD/mysql/;tar -xvf mysql-5.7.27-1.el7.x86_64.rpm-bundle.tar && yum install -y libaio numactl && rpm -ivh mysql-community-common-5.7.27-1.el7.x86_64.rpm && rpm -ivh mysql-community-libs-5.7.27-1.el7.x86_64.rpm && rpm -ivh mysql-community-client-5.7.27-1.el7.x86_64.rpm && rpm -ivh mysql-community-server-5.7.27-1.el7.x86_64.rpm && rpm -ivh mysql-community-libs-compat-5.7.27-1.el7.x86_64.rpm && echo character-set-server=utf8 >> /etc/my.cnf && rm -rf /root/hadoop_CHD/mysql/ && yum clean all && rpm -qa |grep mysql

  

 

4.11数据库授权

(
cat <<EOF
set password for root@localhost = password(123456Aa.);
grant all privileges on *.* to root@% identified by 123456Aa.;
flush privileges;
CREATE DATABASE scm DEFAULT CHARACTER SET utf8 DEFAULT COLLATE utf8_general_ci;
CREATE DATABASE amon DEFAULT CHARACTER SET utf8 DEFAULT COLLATE utf8_general_ci;
CREATE DATABASE rman DEFAULT CHARACTER SET utf8 DEFAULT COLLATE utf8_general_ci;
CREATE DATABASE hue DEFAULT CHARACTER SET utf8 DEFAULT COLLATE utf8_general_ci;
CREATE DATABASE metastore DEFAULT CHARACTER SET utf8 DEFAULT COLLATE utf8_general_ci;
CREATE DATABASE sentry DEFAULT CHARACTER SET utf8 DEFAULT COLLATE utf8_general_ci;
CREATE DATABASE nav DEFAULT CHARACTER SET utf8 DEFAULT COLLATE utf8_general_ci;
CREATE DATABASE navms DEFAULT CHARACTER SET utf8 DEFAULT COLLATE utf8_general_ci;
CREATE DATABASE oozie DEFAULT CHARACTER SET utf8 DEFAULT COLLATE utf8_general_ci;
GRANT ALL ON scm.* TO scm@% IDENTIFIED BY 123456Aa.;
GRANT ALL ON amon.* TO amon@% IDENTIFIED BY 123456Aa.;
GRANT ALL ON rman.* TO rman@% IDENTIFIED BY 123456Aa.;
GRANT ALL ON hue.* TO hue@% IDENTIFIED BY 123456Aa.;
GRANT ALL ON metastore.* TO hive@% IDENTIFIED BY 123456Aa.;
GRANT ALL ON sentry.* TO sentry@% IDENTIFIED BY 123456Aa.;
GRANT ALL ON nav.* TO nav@% IDENTIFIED BY 123456Aa.;
GRANT ALL ON navms.* TO navms@% IDENTIFIED BY 123456Aa.;
GRANT ALL ON oozie.* TO oozie@% IDENTIFIED BY 123456Aa.;
SHOW DATABASES;
EOF
) >> /root/c.sql

  

 

获取MySQL初始密码

systemctl start mysqld && grep password /var/log/mysqld.log | sed ‘s/.*\(............\)$/\1/‘

 

执行SQL脚本

mysql -uroot –p

输入查询出的默认密码,然后执行:

source /root/c.sql

  

 

4.12配置mysql jdbc驱动

mkdir -p /usr/share/java/ && cd /root/hadoop_CHD/mysql-jdbc/;tar -zxvf mysql-connector-java-5.1.48.tar.gz && cp  /root/hadoop_CHD/mysql-jdbc/mysql-connector-java-5.1.48/mysql-connector-java-5.1.48-bin.jar /usr/share/java/mysql-connector-java.jar && rm -rf /root/hadoop_CHD/mysql-jdbc/ && ls /usr/share/java/

  

4.13安装Cloudera Manager

(
cat <<EOF
[cloudera-manager]
name=Cloudera Manager 6.3.0
baseurl=http://172.10.0.2/cloudera-repos/
gpgcheck=0
enabled=1
EOF
) >> /etc/yum.repos.d/cloudera-manager.repo && yum clean all && yum makecache && yum install -y cloudera-manager-daemons cloudera-manager-agent cloudera-manager-server && yum clean all && rpm -qa | grep cloudera-manager

  

 

4.14配置parcel库

cd /opt/cloudera/parcel-repo/;mv /root/hadoop_CHD/parcel/* ./ && sha1sum CDH-6.3.2-1.cdh6.3.2.p0.1605554-el7.parcel | awk ‘{ print $1 }‘ > CDH-6.3.2-1.cdh6.3.2.p0.1605554-el7.parcel.sha && rm -rf /root/hadoop_CHD/parcel/ && chown -R cloudera-scm:cloudera-scm /opt/cloudera/parcel-repo/* && ll /opt/cloudera/parcel-repo/

  

4.15初始化scm库

/opt/cloudera/cm/schema/scm_prepare_database.sh mysql scm scm 123456Aa.

  

 

4.16启动cloudera-server服务

systemctl start cloudera-scm-server && sleep 2 && tail -f /var/log/cloudera-scm-server/cloudera-scm-server.log | grep "INFO WebServerImpl:com.cloudera.server.cmf.WebServerImpl: Started Jetty server"

  

 

五、配置CDH的worker节点

以下为worker容器的准备方式,若为多个时,重复执行以下步骤,创建多个worker节点。

5.1创建多个worker容器

创建2个work容器,

Worker-1:

 

docker run -d --add-host cm.hadoop:172.10.0.2 --add-host cdh01.hadoop:172.10.0.3 --net hadoop_net --ip 172.10.0.3 -h cdh01.hadoop -p 20022:22 --restart always --name cdh01.hadoop --privileged centos7-cdh /usr/sbin/init && docker ps

  

说明:

1、上述黄色部分,因创建不同的容器配置而不同,根据实际情况填写。

 

Worker-2:

 

docker run -d --add-host cm.hadoop:172.10.0.2 --add-host cdh02.hadoop:172.10.0.4 --net hadoop_net --ip 172.10.0.4 -h cdh02.hadoop -p 30022:22 --restart always --name cdh02.hadoop --privileged centos7-cdh /usr/sbin/init && docker ps

  

 

5.2安装基本工具

上一步创建的所有容器均执行,修改root的登录密码改为root

docker exec –it {dockerId} /bin/bash
su root
passwd
root
root

  

然后执行:

yum install -y kde-l10n-Chinese telnet reinstall glibc-common vim wget ntp net-tools && yum clean all

  

5.3配置中文环境变量

(
cat <<EOF
export LC_ALL=zh_CN.utf8
export LANG=zh_CN.utf8
export LANGUAGE=zh_CN.utf8
EOF
) >> ~/.bashrc && localedef -c -f UTF-8 -i zh_CN zh_CN.utf8 && source ~/.bashrc && echo $LANG

  

5.4配置NTP时间同步服务

vim /etc/ntp.conf

更改为以下四个时钟服务器

server 0.cn.pool.ntp.org
server 1.cn.pool.ntp.org
server 2.cn.pool.ntp.org
server 3.cn.pool.ntp.org

  

启动ntp服务

systemctl start ntpd && systemctl enable ntpd && ntpdate -u 0.cn.pool.ntp.org && hwclock --systohc && date

  

5.5配置MySQL JDBC

mkdir -p /usr/share/java/ && wget -O /usr/share/java/mysql-connector-java-5.1.48.tar.gz https://dev.mysql.com/get/Downloads/Connector-J/mysql-connector-java-5.1.48.tar.gz \
&& cd /usr/share/java/;tar -zxvf mysql-connector-java-5.1.48.tar.gz && cp /usr/share/java/mysql-connector-java-5.1.48/mysql-connector-java-5.1.48-bin.jar /usr/share/java/mysql-connector-java.jar && rm -rf mysql-connector-java-5.1.48 mysql-connector-java-5.1.48.tar.gz && ls /usr/share/java/

说明:

1、通过wget下载安装十分慢,可以使用window系统的电脑讯雷等下载工具下载后,将安装包放至宿主机,再使用docker cp mysql-connector-java-5.1.48.tar.gz {容器ID}:/usr/share/java/命令将安装包放至容器中,前提是容器的/usr/share/java/目录必须事先创建。

 

5.6修改CM主机的host文件

echo "172.10.0.3      cdh01.hadoop cdh01" >> /etc/hosts
echo "172.10.0.4      cdh02.hadoop cdh02" >> /etc/hosts

注意:不是在worker节点上操作,而是在3.9创建的cloud-manager节点上操作,有多少个work容器,执行多少次,内容按真实情况填写即可。

 

六、CM管理平台创建CDH集群

6.1登陆CM管理平台

http://IP:7180/cmf/login 账号密码:admin/admin

 

6.2欢迎页

技术分享图片

 

 

此面一直点击“继续”。

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6.3集群安装

欢迎页

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创建集群

 技术分享图片

 

 

添加节点

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 红色部分为: 172.10.0.[2-4]

 

选择存储

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 自定义存储库:http://172.10.0.2/cloudera-repos

 

Jdk安装

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 SSH凭据,密码为容器root用户的登录密码,此处为root。

 

 

安装代理

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安装大数据组件

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集群状态检查

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6.4集群设置

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红色为添加3个节点

 

 技术分享图片

Datanode-> /dfs/datanode

Namenode-> /dfs/namenode

HDFS检查点-> /dfs/checkpoint

NodeManager 本地目录-> /dfs/nodemanager

 

技术分享图片

 

docker安装cdh6.3.2集群(联网版)

原文:https://www.cnblogs.com/runnerjack/p/12693597.html

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