# ZOOKEEPER 国内安装文件下载地址

# ZOOKEEPER_WEB_FILE=https://mirrors.tuna.tsinghua.edu.cn/apache/zookeeper/zookeeper-3.4.10/zookeeper-3.4.10.tar.gz

# 是否下载 ZOOKEEPER 安装文件

# wget -P /tmp $ZOOKEEPER_WEB_FILE

# ZOOKEEPER 安装文件

# ZOOKEEPER_INSTALL_FILE=/tmp/zookeeper-3.4.10.tar.gz

# ZOOKEEPER 目录

# ZOOKEEPER_INSTALL_DIR=/opt/zookeeper-3.4.10

# ZOOKEEPER_HOME=/opt/zookeeper

# 安装 ZOOKEEPER

tar -C /opt -xf $ZOOKEEPER_INSTALL_FILE

ln -s $ZOOKEEPER_INSTALL_DIR $ZOOKEEPER_HOME

# 创建组和用户

groupadd zookeeper

useradd -g zookeeper zookeeper -s /sbin/nologin

# 文件存放目录

mkdir -p /mnt/zookeeper/data

mkdir -p /var/log/zookeeper

chown zookeeper:zookeeper -R /mnt/zookeeper/data

chown zookeeper:zookeeper -R /var/log/zookeeper

#创建配置文件

cat <<EOF | tee $ZOOKEEPER_HOME/conf/zoo.cfg

tickTime=2000

initLimit=10

syncLimit=5

dataDir=/mnt/zookeeper/data

dataLogDir=/var/log/zookeeper

clientPort=2181

server.1=zookeeper01:2888:3888

server.2=zookeeper02:2888:3888

server.3=zookeeper03:2888:3888

EOF

chown zookeeper:zookeeper -R $ZOOKEEPER_INSTALL_DIR

chown zookeeper:zookeeper -R $ZOOKEEPER_LINK_DIR

#systemd开机配置

cat <<EOF | tee /usr/lib/systemd/system/zookeeper.service

[Unit]

Description=zookeeper

After=syslog.target network.target

[Service]

Type=forking

Environment=ZOO_LOG_DIR=/var/log/zookeeper

# Environment=ZOO_LOG4J_PROP="INFO,ROLLINGFILE"

ExecStart=/opt/zookeeper/bin/zkServer.sh start

ExecStop=/opt/zookeeper/bin/zkServer.sh stop

Restart=always

User=zookeeper

Group=zookeeper

[Install]

WantedBy=multi-user.target

EOF

#每台zookeeper的id不一样

# echo "1" > /mnt/zookeeper/data/myid

# echo "2" > /mnt/zookeeper/data/myid

# echo "3" > /mnt/zookeeper/data/myid

systemctl enable zookeeper

systemctl start zookeeper

systemctl status zookeeper

firewall-cmd --zone=public --add-port=2181/tcp --permanent

firewall-cmd --zone=public --add-port=2888/tcp --permanent

firewall-cmd --zone=public --add-port=3888/tcp --permanent

firewall-cmd --reload

#检测是否可用

#echo conf | nc $HOSTNAME 2181