#!/bin/bash
ZK_VERSION=3.8.0
ZK_URL=https://mirrors.tuna.tsinghua.edu.cn/apache/zookeeper/zookeeper-${ZK_VERSION}/apache-zookeeper-${ZK_VERSION}-bin.tar.gz
NODE1=10.0.0.101
NODE2=10.0.0.102
NODE3=10.0.0.103
. /etc/os-release
HOST=`hostname -I|awk '{print $1}'`
color () {
RES_COL=60
MOVE_TO_COL="echo -en \\033[${RES_COL}G"
SETCOLOR_SUCCESS="echo -en \\033[1;32m"
SETCOLOR_FAILURE="echo -en \\033[1;31m"
SETCOLOR_WARNING="echo -en \\033[1;33m"
SETCOLOR_NORMAL="echo -en \E[0m"
echo -n "$1" && $MOVE_TO_COL
echo -n "["
if [ $2 = "success" -o $2 = "0" ] ;then
${SETCOLOR_SUCCESS}
echo -n $" OK "
elif [ $2 = "failure" -o $2 = "1" ] ;then
${SETCOLOR_FAILURE}
echo -n $"FAILED"
else
${SETCOLOR_WARNING}
echo -n $"WARNING"
fi
${SETCOLOR_NORMAL}
echo -n "]"
echo
}
zk_myid () {
read -p "请输入node编号(默认为 1): " MYID
if [ -z "$MYID" ] ;then
MYID=1
elif [[ ! "$MYID" =~ ^[0-9]+$ ]];then
color "请输入正确的node编号!" 1
exit
else
true
fi
}
install_jdk() {
if [ $ID = 'centos' -o $ID = 'rocky' ];then
yum -y install java-1.8.0-openjdk-devel || { color "安装JDK失败!" 1; exit 1; }
else
apt update
apt install openjdk-11-jdk -y || { color "安装JDK失败!" 1; exit 1; }
#apt install openjdk-8-jdk -y || { color "安装JDK失败!" 1; exit 1; }
fi
java -version
}
install_zookeeper() {
wget -P /usr/local/src/ $ZK_URL || { color "下载失败!" 1 ;exit ; }
tar xf /usr/local/src/${ZK_URL##*/} -C /usr/local
ln -s /usr/local/apache-zookeeper-*-bin/ /usr/local/zookeeper
echo 'PATH=/usr/local/zookeeper/bin:$PATH' > /etc/profile.d/zookeeper.sh
. /etc/profile.d/zookeeper.sh
mkdir -p /usr/local/zookeeper/data
echo $MYID > /usr/local/zookeeper/data/myid
cat > /usr/local/zookeeper/conf/zoo.cfg <<EOF
tickTime=2000
initLimit=10
syncLimit=5
dataDir=/usr/local/zookeeper/data
clientPort=2181
maxClientCnxns=128
autopurge.snapRetainCount=3
autopurge.purgeInterval=24
server.1=${NODE1}:2888:3888
server.2=${NODE2}:2888:3888
server.3=${NODE3}:2888:3888
EOF
cat > /lib/systemd/system/zookeeper.service <<EOF
[Unit]
Description=zookeeper.service
After=network.target
[Service]
Type=forking
#Environment=/usr/local/zookeeper
ExecStart=/usr/local/zookeeper/bin/zkServer.sh start
ExecStop=/usr/local/zookeeper/bin/zkServer.sh stop
ExecReload=/usr/local/zookeeper/bin/zkServer.sh restart
[Install]
WantedBy=multi-user.target
EOF
systemctl daemon-reload
systemctl enable --now zookeeper.service
systemctl is-active zookeeper.service
if [ $? -eq 0 ] ;then
color "zookeeper 安装成功!" 0
else
color "zookeeper 安装失败!" 1
exit 1
fi
}
zk_myid
install_jdk
install_zookeeper