Springboot 2.x integration ElasticSearch6.x

SpringBoot integration with ElasticSearch is simple, simply by introducing a spring-data-elasticsearch dependency and adding a configuration. Because Elasticsearch has many versions, it is now available 7.5.x, spring-data-elasticsearch is compatible with the corresponding version as follows:   Project structure   pom.xml <?xml ver ...

Posted on Sun, 17 May 2020 11:14:30 -0700 by Houdini

[7.1.1] ES cluster built by ELK cluster

Written in the front I finished this blog last night, just to test whether it runs normally. I didn't finish it in the evening. I took my computer with me before I went to work, but the result was not saved! Basically, I lost what I wrote yesterday. Fortunately, the photo url of blog park is still there. In order to make it easier for everyon ...

Posted on Mon, 13 Apr 2020 05:05:31 -0700 by agent007

Centos8 deployment elastic search 7.6.2 + kibana 7.6.2

Written in the front This article is an essay record of the author in setting up the ES learning environment. If it is for self-test, it can be carried out according to the content of the article. The following configuration should not be placed in the production environment. Server: alicloud ECS Operating system: Centos 8.0 64bit, install ...

Posted on Mon, 06 Apr 2020 07:12:08 -0700 by Bendude14

Talk about skywalking's storage Zipkin plugin

order This paper focuses on the storage Zipkin plugin of skywalking ZipkinStorageModuleElasticsearchProvider skywalking-6.6.0/oap-server/server-storage-plugin/storage-zipkin-plugin/src/main/java/org/apache/skywalking/oap/server/storage/plugin/zipkin/elasticsearch/ZipkinStorageModuleElasticsearchProvider.java public class ZipkinStorageModuleElas ...

Posted on Fri, 27 Mar 2020 08:08:36 -0700 by brokenme

Principle of spring boot auto assembly

Catalog Working principle analysis Automatic configuration takes effect Working principle analysis The Spring Boot source code for automatic configuration is in Spring Boot autoconfigure-x.x.x.x.jar: There is a @ SpringBootApplication annotation on the Spring Boot startup class, which is an indispensable annotation for the Spring Boot projec ...

Posted on Thu, 26 Mar 2020 04:54:40 -0700 by FD_F

search- elasticsearch scala terminal: elastic4s

The previous article said that elastic search itself is a complete background system, and its operation is carried out through terminal api. elasticsearch itself provides APIs for a variety of programming languages, including java's esjava. elastic4s is a scala api based on esjava. First, let's look at the construction process of ElasticClient ...

Posted on Sat, 21 Mar 2020 07:37:19 -0700 by maskme

Elastic search source code analysis - startup process

The elastic search version is 5.5.0. The following is the main core process, ignoring the exception compensation part Whole process Preview the starting process of elastic search in the way of code flow elasticsearch.main(args, terminal) mainWithoutErrorHandling(args, terminal); execute(termina ...

Posted on Sat, 07 Mar 2020 21:23:53 -0800 by Michael 01

[Find NNG - SearchGuard] Question Paper - Print access IP after ES installs Searchguard plug-in

Article Directory 1. Description of the problem 2. Solutions Project Recommendation ES Print Access IP 1. Description of the problem After the ES installs the searchguard plug-in, the client connects to ES, the password is entered incorrectly, and the ES log prompts password does not match, ...

Posted on Tue, 25 Feb 2020 17:24:03 -0800 by torleone

The java client of ElasticSearch and SpringDataElasticSearch

Article directory ElasticSearch Chapter 1 1, How to use java client 2, Index library management 1. Create index library 1) , create Client object 2) , using the method of client object to create index library 2. Set mapping information 1) Setting the mappings information when creating an index l ...

Posted on Fri, 21 Feb 2020 01:08:30 -0800 by natepizzle

Learn python-day02-23--From Python Distributed Crawler Creating Search Engine Scrapy

Section 367, Python Distributed Crawler Build Search Engine Scrapy Lecture - elasticsearch (search engine) scrapy writes data to elasticsearch The elasticsearch operations mentioned earlier, such as adding, deleting, altering, and searching, all use the language commands of elasticsearch, just like sql ...

Posted on Mon, 17 Feb 2020 18:39:27 -0800 by robkir