环境
1.三台虚拟机(192.168.5.29,192.168.5.20,192.168.5.21)
2.安装docker、docker-compose、拉取镜像zookeeper
#安装docker
yum -y install docker
#启用docker
systemtcl start docker
#与systemtcl start docker 作用相同
service docker start
#拉取zookeeper镜像
docker pull zookeeper
#安装pip环境
yum -y install epel-release
yum -y install python-pip
#安装docker-compose
pip install docker-compose
#集群下关闭防火墙,或者开放端口2888,3888
systemctl stop firewalld
单机部署
#创建zookeeper文件夹
mkdir zookeeper
#进入zookeeper目录
cd zookeeper
#创建Dockerfile文件
touch Dockerfile
#编写Dockerfile文件
vi Dockerfile
######### Dockerfile ##########
FROM zookeeper:latest
EXPOSE 2181
EXPOSE 2888
EXPOSE 3888
EXPOSE 8080
###############################
#创建conf文件夹
mkdir conf
#创建zoo.cfg文件
touch conf/zoo.cfg
#编写zoo.cfg文件
vi conf/zoo.cfg
######### zoo.cfg #############
dataDir=/data
dataLogDir=/datalog
clientPort=2181
4lw.commands.whitelist=*
tickTime=2000
initLimit=5
syncLimit=2
autopurge.snapRetainCount=3
autopurge.purgeInterval=0
maxClientCnxns=60
standaloneEnabled=true
admin.enableServer=true
################################
#创建docker-compose.yml
touch docker-compose.yml
#编写docker-compose.yml
vi docker-compose.yml
######### docker-compose.yml ########
version: '3.6'
services:
zookeeper:
image: zookeeper:latest
restart: always
container_name: zookeeper
ports:
- "2181:2181"
- "2888:2888"
- "3888:3888"
- "28080:8080"
volumes:
- "./data:/data"
- "./datalog:/datalog"
- "./logs:/logs"
######################################
#当前目录情况
####->zookeeper
####->conf
####--> zoo.cfg
####->Dockerfile
####->docker-compose.yml
#进入 zookeeper目录
#执行以下语句
docker-compose build
docker-compose up -d --force-recreate
docker-compose restart
#检查docker运行情况
docker ps
#查看日志
docker logs --tail="500" zookeeper
#进入容器
docker exec -it zookeeper /bin/bash
#检查容器状态
docker exec -it zookeeper1 /bin/bash ./bin/zkServer.sh status
集群部署
#server1,server2,server3 各自创建
#创建zookeeper目录
mkdir zookeeper
#进入zookeeper目录
cd zookeeper
#创建Dockerfile文件
touch Dockerfile
#编写Dockerfile文件
vi Dockerfile
######### Dockerfile ##########
FROM zookeeper:latest
EXPOSE 2181
EXPOSE 2888
EXPOSE 3888
EXPOSE 8080
###############################
#创建conf文件夹
mkdir conf
#创建zoo.cfg文件
touch conf/zoo.cfg
#编写zoo.cfg文件
vi conf/zoo.cfg
######### Dockerfile ##########
dataDir=/data
dataLogDir=/datalog
clientPort=2181
4lw.commands.whitelist=*
tickTime=2000
initLimit=5
syncLimit=2
autopurge.snapRetainCount=3
autopurge.purgeInterval=0
maxClientCnxns=60
admin.enableServer=true
#机器1
server.1=192.168.5.29:2888:3888
#机器2
server.2=192.168.5.20:2888:3888
#机器3
server.3=192.168.5.21:2888:3888
###############################
#创建docker-compose.yml
touch docker-compose.yml
#编写docker-compose.yml
vi docker-compose.yml
######### docker-compose.yml ########
version: '3.6'
services:
zookeeper:
image: zookeeper:3.4.12
restart: always
container_name: zookeeper
privileged: true
network_mode: "host"
ports:
- "2181:2181"
- "2888:2888"
- "3888:3888"
- "28080:8080"
environment:
#### !!! 特别注意 !!! ####
#### 这里是机器编号 对应下面ZOO_SERVERS,记得修改 ####
ZOO_MY_ID: 1
#########################
#### 主机ip可以改为0.0.0.0 ####
ZOO_SERVERS: server.1=192.168.5.29:2888:3888 server.2=192.168.5.20:2888:3888 server.3=192.168.5.21:2888:3888
volumes:
- "./conf/zoo.cfg:/conf/zoo.cfg"
- "./data:/data"
- "./datalog:/datalog"
- "./logs:/logs"
#####################################
#当前各个主机目录情况
####->zookeeper
####->conf
####--> zoo.cfg
####->Dockerfile
####->docker-compose.yml
#进入 zookeeper目录
#各个主机分别执行以下语句
docker-compose build
docker-compose up -d --force-recreate
docker-compose restart
#检查docker运行情况
docker ps
#查看日志
docker logs --tail="500" zookeeper
#进入容器
docker exec -it zookeeper /bin/bash
#检查容器状态
docker exec -it zookeeper1 /bin/bash ./bin/zkServer.sh status