head插件安装

1.准备的资料
https://download.csdn.net/download/wuzhuang12/10643242 相关数据下载

http://www.imooc.com/learn/920 相关学习视频

2.1 Head插件简介

ElasticSearch-head是一个H5编写的ElasticSearch集群操作和管理工具，可以对集群进行傻瓜式操作。

• 显示集群的拓扑,并且能够执行索引和节点级别操作
• 搜索接口能够查询集群中原始json或表格格式的检索数据
• 能够快速访问并显示集群的状态
• 有一个输入窗口,允许任意调用RESTful API。这个接口包含几个选项,可以组合在一起以产生有趣的结果;
• 5.0版本之前可以通过plugin名安装，5.0之后可以独立运行。

2.2 Head插件安装

（1）安装NodeJS

[root@node1 ~]# yum install -y nodejs

或者自己下载tar文件解压

wget https://npm.taobao.org/mirrors/node/latest-v4.x/node-v4.5.0-linux-x64.tar.gz

tar -zxvf node-v4.5.0-linux-x64.tar.gz

配置下环境变量,编辑/etc/profile添加

export NODE_HOME=/usr/local/node-v4.5.0-linux-x64

export PATH=NODE_HOME/bin/

export NODE_PATH=$NODE_HOME/lib/node_modules

执行 source /etc/profile

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（2）安装npm

[root@node1 ~]# npm install -g cnpm --registry=https://registry.npm.taobao.org

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（3）使用npm安装grunt

1. [root@node1 ~]# npm install -g grunt

2. npm WARN deprecated coffee-script@1.10.0: CoffeeScript on NPM has moved to "coffeescript" (no hyphen)

3. npm WARN gentlyRm not removing /usr/bin/grunt as it wasn't installed by /usr/lib/node_modules/grunt

4. /usr/bin/grunt -> /usr/lib/node_modules/grunt/bin/grunt

5. /usr/lib

6. └── grunt@1.0.1

7. [root@node1 ~]#

8. [root@node1 ~]# npm install -g grunt-cli --registry=https://registry.npm.taobao.org --no-proxy

9. /usr/bin/grunt -> /usr/lib/node_modules/grunt-cli/bin/grunt

10. /usr/lib

11. └─┬ grunt-cli@1.2.0

12. ├─┬ findup-sync@0.3.0

13. │ └─┬ glob@5.0.15

14. │ ├─┬ inflight@1.0.6

15. │ │ └── wrappy@1.0.2

16. │ ├── inherits@2.0.3

17. │ ├─┬ minimatch@3.0.4

18. │ │ └─┬ brace-expansion@1.1.8

19. │ │ ├── balanced-match@1.0.0

20. │ │ └── concat-map@0.0.1

21. │ ├── once@1.4.0

22. │ └── path-is-absolute@1.0.1

23. ├── grunt-known-options@1.1.0

24. ├─┬ nopt@3.0.6

25. │ └── abbrev@1.1.1

26. └── resolve@1.1.7

27. [root@node1 ~]#

（4）版本确认

1. [es@node1 ~]$ node -v
2. v6.12.0
3. [es@node1 ~]$ npm -v
4. 3.10.10
5. [es@node1 ~]$ grunt -version
6. grunt-cli v1.2.0
7. [es@node1 ~]$

（5）下载head插件源码

[es@node1 ~]$ wget https://github.com/mobz/elasticsearch-head/archive/master.zip

1. 也可以在别的地方下载后上传到服务器
2. [es@node1 ~]$ ls
3. master.zip
4. [es@node1 ~]$ unzip master.zip

（6）下载依赖

进入elasticsearch-head-master目录，执行下面命令

1. [es@node1 elasticsearch-head-master]$ npm install

2. phantomjs-prebuilt@2.1.16 install /home/es/elasticsearch-head-master/node_modules/phantomjs-prebuilt

3. node install.js

4. PhantomJS not found on PATH

5. Download already available at /tmp/phantomjs/phantomjs-2.1.1-linux-x86_64.tar.bz2

6. Verified checksum of previously downloaded file

7. Extracting tar contents (via spawned process)

8. Removing /home/es/elasticsearch-head-master/node_modules/phantomjs-prebuilt/lib/phantom

9. Copying extracted folder /tmp/phantomjs/phantomjs-2.1.1-linux-x86_64.tar.bz2-extract-1515165531727/phantomjs-2.1.1-linux-x86_64 -> /home/es/elasticsearch-head-master/node_modules/phantomjs-prebuilt/lib/phantom

10. Writing location.js file

11. Done. Phantomjs binary available at /home/es/elasticsearch-head-master/node_modules/phantomjs-prebuilt/lib/phantom/bin/phantomjs

12. elasticsearch-head@0.0.0 /home/es/elasticsearch-head-master

13. └─┬ grunt-contrib-jasmine@1.0.3

14. └─┬ grunt-lib-phantomjs@1.1.0

15. └── phantomjs-prebuilt@2.1.16

16. npm WARN optional SKIPPING OPTIONAL DEPENDENCY: fsevents@^1.0.0 (node_modules/chokidar/node_modules/fsevents):

17. npm WARN elasticsearch-head@0.0.0 license should be a valid SPDX license expression

18. [es@node1 elasticsearch-head-master]$

如果上面命令安装较慢或失败，可以尝试国内镜像安装

1. [es@node1 elasticsearch-head-master]$ sudo npm install -g cnpm --registry=https://registry.npm.taobao.org

2. [sudo] password for es:

3. /usr/bin/cnpm -> /usr/lib/node_modules/cnpm/bin/cnpm

4. /usr/lib

5. └─┬ cnpm@5.1.1

6. ├─┬ npminstall@3.3.0

7. │ ├── binary-mirror-config@1.7.3

8. │ ├── moment@2.20.1

9. │ └─┬ tar@4.2.0

10. │ └── minizlib@1.1.0

11. └─┬ urllib@2.25.3

12. └─┬ pac-proxy-agent@2.0.0

13. └─┬ socks-proxy-agent@3.0.1

14. └─┬ agent-base@4.1.2

15. └─┬ es6-promisify@5.0.0

16. └── es6-promise@4.2.2

17. [es@node1 elasticsearch-head-master]$ cnpm install

18. ⠸ [6/10] Installing json-schema-traverse@^0.3.0platform unsupported karma@1.3.0 › chokidar@1.7.0 › fsevents@^1.0.0 Package require os(darwin) not compatible with your platform(linux)

19. [fsevents@^1.0.0] optional install error: Package require os(darwin) not compatible with your platform(linux)

20. ✔ Installed 10 packages

21. ✔ Linked 313 latest versions

22. PhantomJS not found on PATH

23. Download already available at /tmp/phantomjs/phantomjs-2.1.1-linux-x86_64.tar.bz2

24. Verified checksum of previously downloaded file

25. Extracting tar contents (via spawned process)

26. Removing /home/es/elasticsearch-head-master/node_modules/_phantomjs-prebuilt@2.1.16@phantomjs-prebuilt/lib/phantom

27. Copying extracted folder /tmp/phantomjs/phantomjs-2.1.1-linux-x86_64.tar.bz2-extract-1515223629881/phantomjs-2.1.1-linux-x86_64 -> /home/es/elasticsearch-head-master/node_modules/_phantomjs-prebuilt@2.1.16@phantomjs-prebuilt/lib/phantom

28. Writing location.js file

29. Done. Phantomjs binary available at /home/es/elasticsearch-head-master/node_modules/_phantomjs-prebuilt@2.1.16@phantomjs-prebuilt/lib/phantom/bin/phantomjs

30. ✔ Run 1 scripts

31. deprecate grunt-contrib-connect@1.0.2 › http2@^3.3.4 Use the built-in module in node 9.0.0 or newer, instead

32. deprecate grunt@1.0.1 › coffee-script@~1.10.0 CoffeeScript on NPM has moved to "coffeescript" (no hyphen)

33. anti semver karma@1.3.0 › useragent@2.2.1 › tmp@0.0.x delcares tmp@0.0.x(resolved as 0.0.33) but using ancestor(karma)'s dependency tmp@0.0.28(resolved as 0.0.28)

34. ✔ All packages installed (365 packages installed from npm registry, used 17s, speed 497.82kB/s, json 323(581.43kB), tarball 7.64MB)

35. [es@node1 elasticsearch-head-master]$

2.3 配置

（0）停止ElasticSearch

如果ElasticSearch已经启动，需要先停止

1. [es@node1 ~]$ jps
2. 3261 Elasticsearch
3. 3375 Jps
4. [es@node1 ~]$ kill 3261

（1）配置 ElasticSearch，使得HTTP对外提供服务

[es@node1 elasticsearch-6.1.1]$ vi config/elasticsearch.yml

添加如下内容

1. 增加新的参数，这样head插件可以访问es。设置参数的时候:后面要有空格

2. http.cors.enabled: true
3. http.cors.allow-origin: "*"

（2）修改Head插件配置文件

[es@node1 elasticsearch-head-master]$ vi Gruntfile.js

找到connect：server，添加hostname一项，如下

1. connect: {
2. server: {
3. options: {
4. hostname: '0.0.0.0',
5. port: 9100,
6. base: '.',
7. keepalive: true
8. }
9. }
10. }

2.4 启动

（1）启动elasticsearch

首先确认elasticsearch已经启动

1. [es@node1 elasticsearch-6.1.1]$ bin/elasticsearch -d
2. [es@node1 elasticsearch-6.1.1]$ jps
3. 3451 Jps
4. 3436 Elasticsearch
5. [es@node1 elasticsearch-6.1.1]$

（2）启动head

通过命令grunt server启动head

[es@node1 elasticsearch-head-master]$ grunt server

1. 需要在head的目录下运行
2. Running "connect:server" (connect) task
3. Waiting forever...
4. Started connect web server on http://node1:9100

或者通过命令npm run start也可以启动head

1. [es@node1 elasticsearch-head-master]$ npm run start

2. elasticsearch-head@0.0.0 start /home/es/elasticsearch-head-master

3. grunt server

4. Running "connect:server" (connect) task
5. Waiting forever...
6. Started connect web server on http://node1:9100

（3）访问9100端口

http://10.105.45.32:9100/

如果出现“未连接”，请修改localhost为node1，然后单击“连接”按钮

2.5 简单应用

（1）创建索引

1. [root@node1 ~]# curl -XPUT node1:9200/test
2. {"acknowledged":true,"shards_acknowledged":true,"index":"test"}[root@node1 ~]#

（2）查看head变化