1. jdk的安装配置
首先是要安装jdk的,
yum list java*
yun install java-1.7.0-openjdk.x86_64然后需要设置一下JAVA_HOME环境变量,那么问题来了,刚才安装的jdk路径在哪?
rpm -qa | grep java看一眼,然后发现有个包叫java-1.7.0-openjdk-1.7.0.111-2.6.7.2.el7_2.x86_64
rpm -ql java-1.7.0-openjdk-1.7.0.111-2.6.7.2.el7_2.x86_64于是列出了一大串路径,在其中找到了/usr/lib/jvm/java-1.7.0-openjdk-1.7.0.111-2.6.7.2.el7_2.x86_64/jre/bin,cd到这个目录下发现嗯,javac啊,java都有,就是它了。下面配置JAVA_HOME环境变量
vim /etc/profile在尾部加上
export JAVA_HOME=/usr/lib/jvm/java-1.7.0-openjdk-1.7.0.111-2.6.7.2.el7_2.x86_64/jre/bin
export CLASSPATH=.:$JAVA_HOME/jre/lib/rt.jar:$JAVA_HOME/lib/dt.jar:$JAVA_HOME/lib/tools.jar
export PATH=$PATH:$JAVA_HOME/bin:wq退出vim编辑器,然后source /etc/profile就行了。
2. ElasticSearch的安装配置
这里使用yum方式来安装 ES的官方网站上有说明: https://www.elastic.co/guide/en/elasticsearch/reference/current/setup.html 首先下载并安装公钥
rpm --import https://packages.elastic.co/GPG-KEY-elasticsearch配置一下yum源
vim /etc/yum.repos.d/elasticsearch.repoelasticsearch.repo内容:
[elasticsearch-2.x]
name=Elasticsearch repository for 2.x packages
baseurl=
gpgcheck=1
gpgkey=http://packages.elastic.co/GPG-KEY-elasticsearchenabled=1然后yum makecache更新一下缓存,
yum install elasticsearch安装elasticsearch完毕。
之后我们需要将ElasticSearch作为一个服务来运行,具体参考这里 https://www.elastic.co/guide/en/elasticsearch/reference/current/setup-service.html
sudo /sbin/chkconfig --add elasticsearch
sudo service elasticsearch start至此为止,elasticsearch服务就启动了,访问一下9200端口
curl -X GET localhost:9200{
"name" : "Hindsight Lad",
"cluster_name" : "elasticsearch",
"version" : {
"number" : "2.0.0",
"build_hash" : "de54438d6af8f9340d50c5c786151783ce7d6be5",
"build_timestamp" : "2015-10-22T08:09:48Z",
"build_snapshot" : false,
"lucene_version" : "5.2.1"
},
"tagline" : "You Know, for Search"} 但是外部却不能访问,telnet端口9200不通
telnet 172.18.10.139 9200 防火墙也没开
service iptables status 解决方法:修改
vi /etc/elasticsearch/elasticsearch.yml
network.host: 0.0.0.0 问题解
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