# 拉取centos7最小安装镜像
$ docker pull centos:7


# 创建并后台启动容器，名称为dev，使用自定义的网络syf_net，指定静态ip（比如属于syf_net所指定的子网，如果使用非自定义网络，不可设置静态ip，自动分配）
$ docker run -dit --privileged --net custom_net --ip 10.0.0.2 -dit --name dev centos:7 /usr/sbin/init

# 在容器中打开一个交互终端
$ docker exec -it dev /bin/bash

# 安装常用工具和开发包
$ yum install -y net-tools which openssh-clients openssh-server less zip unzip iproute bzip2 cmake gcc gcc-c++ gdb git libtool lrzsz make man net-tools sysstat vim wget sudo
$ yum install -y apr-devel apr-util-devel bison bzip2-devel c-ares-devel flex java-1.8.0-openjdk java-1.8.0-openjdk-devel json-c-devel krb5-devel libcurl-devel libevent-devel libkadm5 libxml2-devel libxslt-devel libyaml-devel openldap-devel openssl-devel pam-devel perl perl-devel perl-ExtUtils-Embed readline-devel unixODBC-devel zlib-devel


# 设置系统参数
$ cat >> /etc/sysctl.conf <<-EOF
kernel.shmmax = 500000000
kernel.shmmni = 4096
kernel.shmall = 4000000000
kernel.sem = 500 1024000 200 4096
kernel.sysrq = 1
kernel.core_uses_pid = 1
kernel.msgmnb = 65536
kernel.msgmax = 65536
kernel.msgmni = 2048
net.ipv4.tcp_syncookies = 1
net.ipv4.ip_forward = 0
net.ipv4.conf.default.accept_source_route = 0
net.ipv4.tcp_tw_recycle = 1
net.ipv4.tcp_max_syn_backlog = 4096
net.ipv4.conf.all.arp_filter = 1
net.ipv4.ip_local_port_range = 1025 65535
net.core.netdev_max_backlog = 10000
net.core.rmem_max = 2097152
net.core.wmem_max = 2097152
vm.overcommit_memory = 2
EOF
$ cat >> /etc/security/limits.conf <<-EOF
* soft nofile 65536
* hard nofile 65536
* soft nproc 131072
* hard nproc 131072
EOF

$ cat >> /etc/ld.so.conf <<-EOF
/usr/local/lib
EOF
# 设置ssh自启动
systemctl enable sshd
systemctl start sshd

# 添加用户
passwd root
useradd -m gpadmin
passwd gpadmin


#创建目录
mkdir -p /data/master
mkdir -p /data1/primary /data1/mirror
mkdir -p /data2/primary /data2/mirror
chown -R gpadmin:gpadmin /data
chown -R gpadmin:gpadmin /data1
chown -R gpadmin:gpadmin /data2

# 退出当前终端
exit

# 把该容器制作为镜像
docker commit -a zhou -m "develop environment for greenplum" dev centos-gpdb

# 创建自定义网络，以便后续设置静态ip
$ docker network create --subnet 10.0.0.0/24 custom_net
# 设置容器名字
# --hostname ubuntu
设置ip
docker run -dit --privileged --net custom_net --ip 10.0.0.3 --hostname ubuntu -dit --name test1 centos-gpdb /usr/sbin/init


# 基于新镜像启动容器
将该句加入每一个的中间  增加/etc/hosts
# --add-host mdw:10.0.0.3 --add-host sdw1:10.0.0.4 --add-host sdw2:10.0.0.5 --add-host sdw3:10.0.0.6
docker run -dit --privileged -v /tmp:/tmp -p 5432:5432 -p 28080:28080 --net custom_net --ip 10.0.0.13 --hostname mdw -dit --add-host mdw:10.0.0.13 --add-host sdw1:10.0.0.14 --add-host sdw2:10.0.0.15 --add-host sdw3:10.0.0.16 --name mdw centos-gpdb /usr/sbin/init
docker run -dit --privileged -v /tmp:/tmp --net custom_net --ip 10.0.0.14 --hostname sdw1 -dit --add-host mdw:10.0.0.13 --add-host sdw1:10.0.0.14 --add-host sdw2:10.0.0.15 --add-host sdw3:10.0.0.16 --name sdw1 centos-gpdb /usr/sbin/init
docker run -dit --privileged -v /tmp:/tmp --net custom_net --ip 10.0.0.15 --hostname sdw2 -dit --add-host mdw:10.0.0.13 --add-host sdw1:10.0.0.14 --add-host sdw2:10.0.0.15 --add-host sdw3:10.0.0.16 --name sdw2 centos-gpdb /usr/sbin/init
docker run -dit --privileged -v /tmp:/tmp --net custom_net --ip 10.0.0.16 --hostname sdw3 -dit --add-host mdw:10.0.0.13 --add-host sdw1:10.0.0.14 --add-host sdw2:10.0.0.15 --add-host sdw3:10.0.0.16 --name sdw3 centos-gpdb /usr/sbin/init


# 打开终端，可以以ssh方式或docker方式
docker exec -it master /bin/bash

# 每个节点都要进行   ip换为实际的(使用docker inspect [mdw, sdw1, sdw2, sdw3(任选一个)])
# 上一步操作过就不用再进行以下
$ bash -c 'cat >> /etc/hosts <<-EOF
172.17.0.2 dw-greenplum-1    mdw
172.17.0.3 dw-greenplum-2    sdw1
172.17.0.6 dw-greenplum-3    sdw2
172.17.0.7 dw-greenplum-4    sdw3
EOF'

# 在主机点上运行
$ ssh-keygen -t rsa

$ cat /root/.ssh/id_rsa.pub >> /root/.ssh/authorized_keys
$ chmod 600 /root/.ssh/authorized_keys

$ vim /usr/local/bin/xsync（这是一个同步脚本）
（脚本见最后）

$ xsync /root/.ssh
之后输入密码


#在主节点运行
$ su gpadmin
$ ssh-keygen -t rsa
$ xsync /home/gpadmin/.ssh


# 进入docker主机 将下载好的gp安装包  放入/tmp下面

# 在所有节点上运行
yum install /tmp/greenplum-db-6.1.0-rhel7-x86_64.rpm

$ vim /home/gpadmin/conf/gpinitsystem_config

见后方

$ vim /home/gpadmin/conf/hostfile_gpssh_segonly
sdw1
sdw2
sdw3

cat ~/.bash_profile
PATH=$PATH:$HOME/.local/bin:$HOME/bin
export PATH
source /usr/local/greenplum-db/greenplum_path.sh
MASTER_DATA_DIRECTORY=/data/master/gpseg-1
export MASTER_DATA_DIRECTORY

source ~/.bash_profile

gpinitsystem -c /home/gpadmin/conf/gpinitsystem_config -h /home/gpadmin/conf/hostfile_gpssh_segonly

出现successful installed即是安装完成
如果出现安装错误  需要看/home/gpadmin/gpAdminLogs/gpinitsystem_20200423.log
可以查看失败原因

#!/bin/bash
#1 获取输入参数个数，如果没有参数，直接退出
pcount=$#
if ((pcount==0)); then
echo no args;
exit;
fi

#2 获取文件名称
p1=$1
fname=`basename $p1`
echo fname=$fname

#3 获取上级目录到绝对路径
pdir=`cd -P $(dirname $p1); pwd`
echo pdir=$pdir

#4 获取当前用户名称
user=`whoami`

hosts=(mdw sdw1 sdw2 sdw3)

#5 循环
for host in ${hosts[*]}; do
        echo ------------------- ${host} --------------
        rsync -av $pdir/$fname $user@${host}:$pdir
done

# FILE NAME: gpinitsystem_config

# Configuration file needed by the gpinitsystem

################################################
#### REQUIRED PARAMETERS
################################################

#### Name of this Greenplum system enclosed in quotes.
ARRAY_NAME="Greenplum Data Platform"

#### Naming convention for utility-generated data directories.
SEG_PREFIX=gpseg

#### Base number by which primary segment port numbers 
#### are calculated.
PORT_BASE=6000
### 这里需要和sysctl.conf中net.ipv4.ip_local_port_range对比 是否在ip_local_port_range范围内
#### File system location(s) where primary segment data directories 
#### will be created. The number of locations in the list dictate
#### the number of primary segments that will get created per
#### physical host (if multiple addresses for a host are listed in 
#### the hostfile, the number of segments will be spread evenly across
#### the specified interface addresses).
declare -a DATA_DIRECTORY=(/data1/primary /data1/primary /data1/primary /data2/primary /data2/primary /data2/primary)

#### OS-configured hostname or IP address of the master host.
MASTER_HOSTNAME=mdw

#### File system location where the master data directory 
#### will be created.
MASTER_DIRECTORY=/data/master

#### Port number for the master instance. 
MASTER_PORT=5432

#### Shell utility used to connect to remote hosts.
TRUSTED_SHELL=ssh

#### Maximum log file segments between automatic WAL checkpoints.
CHECK_POINT_SEGMENTS=8

#### Default server-side character set encoding.
ENCODING=UNICODE


####这里往下都是镜像segment设置
################################################
#### OPTIONAL MIRROR PARAMETERS
################################################

#### Base number by which mirror segment port numbers 
#### are calculated.
MIRROR_PORT_BASE=7000

#### File system location(s) where mirror segment data directories 
#### will be created. The number of mirror locations must equal the
#### number of primary locations as specified in the 
#### DATA_DIRECTORY parameter.
declare -a MIRROR_DATA_DIRECTORY=(/data1/mirror /data1/mirror /data1/mirror /data2/mirror /data2/mirror /data2/mirror)


################################################
#### OTHER OPTIONAL PARAMETERS
################################################

#### Create a database of this name after initialization.
#DATABASE_NAME=name_of_database

#### Specify the location of the host address file here instead of
#### with the the -h option of gpinitsystem.
#MACHINE_LIST_FILE=/home/gpadmin/gpconfigs/hostfile_gpinitsystem