安装ES6及HEAD插件

1.下载相应npm包

es6地址：https://www.elastic.co/cn/downloads/past-releases/elasticsearch-6-2-2
head插件地址：https://github.com/mobz/elasticsearch-head/

2.安装ES

#yum install elasticsearch-6.2.2.rpm

2.1 修改ES配置文件

# egrep -v "^#|^$" elasticsearch.yml
cluster.name: elk6 #集群名字
node.name: "elk-a1" #节点名字
node.master: true #主节点
node.data: true
discovery.zen.ping.unicast.hosts: ["192.168.x.x"]
discovery.zen.fd.ping_timeout: 60s
discovery.zen.fd.ping_retries: 5
indices.fielddata.cache.size: 40%
bootstrap.system_call_filter: false
http.cors.enabled: true #允许插件
http.cors.allow-origin: "*"
path.data: /xx/elasticsearch #数据目录
path.logs: /var/log/elasticsearch #日志目录
network.host: 0.0.0.0

2.2 启动ES

ES6依赖jdk1.8，并且ulimit要大于65535，数据目录权限需要是elasticsearch
修改ulimit

#vim /etc/security/limits.conf
* soft nofile 65536
* hard nofile 65536
chown -R elasticsearch.elasticsearch /xx/elasticsearch
service elasticsearch start

3.安装head插件

3.1 安装nodejs

#  curl --silent --location https://rpm.nodesource.com/setup_5.x | bash -
# yum install -y nodejs

3.2 安装npm

# yum install npm

3.3 通过npm安装grunt

# npm install -g grunt-cli --registry=https://registry.npm.taobao.org

3.4 确认版本

`# node -v
v0.10.48
# npm -v
1.3.6
# grunt --version
grunt-cli v1.3.1`

3.5 下载head插件

# wget https://github.com/mobz/elasticsearch-head/archive/master.zip
# unzip master.zip
# mv elasticsearch-head-master/ /usr/local

3.6 安装head插件

# cd /usr/local/elasticsearch-head-master/
# npm install --registry=https://registry.npm.taobao.org
# 修改Head插件配置文件
# vim Gruntfile.js 
# 找到connect：server，添加hostname一项，如下
connect: {
server: {
options: {
hostname: '0.0.0.0',
port: 9100,
base: '.',
keepalive: true
}
}




3.7 启动head插件

# nohup npm run start &

3.8 浏览器观察效果

访问：http://192.168.XX.XX:9100/

若显示未连接，将localhost改成IP，点击连接即可


4 安装ik插件

https://github.com/medcl/elasticsearch-analysis-ik/