Before we take a look at some debugging tactics, you might want to take a deep breath and understand how a Logstash configuration file is built. org/gems/logstash-input-heartbeat/versions/3. Logstash란? 입력(input), 필터(filter), 출력(output) 3단계로 구성되어 있고, 다양한. >Logstash-plugin install Logstash-input- The Logstash-plugin utility is present in the bin folder of the Logstash installation directory. 安装过程: 需要java环境 确定Java环境无误时,官网下载并解压,执行: windows下单引号出错,改写为双引号可以. cd logstash-2. So after this we have successfully installed logstash jdbc plugin. 0, meaning you are pretty much free to use it however you. logstash 에 telnet input 플러그인이 없어서 그냥 간단하게 만들었습니다. The following input plugins are available below. The parsing and transformation of logs are performed according to the systems present in the output destination. https://rubygems. You can create an instance variable in your ruby class to hold the Java object and instantiate that in the register method of your ruby class. 데이터베이스에 저장되어 있는 데이터를 조회(SELECT)하여 Logstash의 Input으로 사용한다. gz -C /usr cd logstash-5. Logstash offers various plugins to transform the parsed log. The grok filter plugin is one of the most popular plugins used by Logstash users. I have an existing system that sends me log entries to my server via Syslog protocol. jjeong :: [Logstash] Logstash 를 이용한 CSV 파일 Import를 하려면. This can be from logfiles, a TCP or UDP listener, one of several protocol-specific plugins such as syslog or IRC, or even queuing systems such as Redis, AQMP, or Kafka. level = debug but for logstash-jdbc-input plugin. It is fully free and fully open source. OS: Windows Reason: my workspace keep log in zip file format to reduce disk space and network bandwidth. x Description Starting with the version 1. Adding a named ID in this case will help in monitoring Logstash when using the monitoring APIs. org/gems/logstash-input-syslog/versions/3. This plugin will automatically convert your SQL timestamp fields to Logstash timestamps, in relative UTC time in ISO8601 format. 5, and can be installed using the plugin utility: bin/plugin install logstash-input-cloudwatch Minimum Configuration. Logstash JMX input configuration. Logstash will use Azure Event Hub plugin and Redis input plugin to ingest data into Elasticsearch. Logstash offers various plugins to transform the parsed log. Join our low volume mailing list to receive the latest news and updates from our team. I share it there in case it can help somebody. " -- [the life of an event in logstash]• "events are passed from each phase using internal queuesLogstash sets each queue size to 20. It can be installed using the plugin utility: bin/plugin install logstash-input-cloudwatch Minimum Configuration. The license is Apache 2. Usa la API para saber más sobre. Installation and configuration of Logstash. Hi, I am trying to integrate AWS Lambda logs onto ELK Stack. It reads and parses data from Azure Storage Blobs. com/life/48. How to write a Logstash input plugin To develop a new input for Logstash, you build a self-contained Ruby gem whose source code lives in its own GitHub repository. bin/plugin list. logstash 설정 파일 사용하기. noarch: failure: logstash-1. Logstash - Used to transport and aggregate our metrics from each system into our destination. input, output 은 필수파라미터, filter 는 옵션. 저 역시 현업에서 제일 많이 사용하고 있는 plugin 이기도 합니다. Git repository hosted by Bitbucket. We are using the Mutate Plugin to add a field name user in every line of the input log. 由于 Logstash 是使用ruby写的,所以它的插件其实. cd logstash-2. logstash 에 telnet input 플러그인이 없어서 그냥 간단하게 만들었습니다. Logstash has many inputs and the JMX input plugin is available under "contrib" We can use "plugin install contrib" command to install extra plugins. 기본 flow 는 아래와 같습니다. It is a part of the ELK (ElasticSearch, Logstash, Kibana) stack. Only solution I can think of is writing script to update config with database_name and run Logstash one by one for each update, through script. /plugin install contrib Note: If you use logstash 1. logstash 에 telnet input 플러그인이 없어서 그냥 간단하게 만들었습니다. This is a plugin for Logstash. 前篇介绍过Logstash的使用,本篇继续深入,介绍下最常用的input插件——file。 这个插件可以从指定的目录或者文件读取内容,输入到管道处理,也算是logstash的核心插件了,大多数的使用场景都会用到这个插件,因此这里详细讲述下各个参数的含义与使用。. bin/plugin install --no-verify - Run Logstash with your plugin ```sh bin/logstash -e 'filter {awesome {}}' At this point any modifications to the plugin code will be applied to this local Logstash setup. Use the API to find out more about available gems. The -E will pass the Java settings we added to the environment to the Logstash plugin tool. The Ruby gem can then be hosted and shared on RubyGems. Join our low volume mailing list to receive the latest news and updates from our team. 6 is not compatible. Documentation. org/gems/logstash-input-heartbeat/versions/3. If Kafka is already running, you only need to start Logstash and it will consume whatever lands into your kafkatest2 topic. Before exploring various plugin configurations, let’s take a look at the data types and conditional expressions used in various Logstash configurations. 起因 又到深夜了,我按照以往在csdn和公众号写着数据结构!这占用了我大量的时间!我的超越妹妹严重缺乏陪伴而 怨气满满!. It could even be a problem when logstash was parsing a file with old entries because the difference in timestamp could be huge. The log entries are written into local files, and then I process these log files with Logstash using its File input plugin. These plugins help the user to capture logs from. l Input-stdin-plugin. • Attention: logstash process events, not (only) loglines!• "Inputs generate events, filters modify them, outputs ship them elsewhere. Atlassian Sourcetree is a free Git and Mercurial client. I would like to send data from a CSV to a collection in MongoDB (mlab cloud). 0, meaning you are pretty much free to use it however you want in whatever way. Logstash jdbc input plugin with multiple tables We are using Logstash to get data from RDBMS into Elastic search. Firstly there is a bug in the Logstash file input on windows (doesn’t handle files named the same in different directories) which results in partial entries being read. logstash filebeat plugin (3) Soy nuevo en LogStash. Logstash configuration files are in the JSON-format, and reside in /etc/logstash/conf. The plugin uses the Logstash AWS config settings and requires an AIM profile that has access to CloudWatch metrics. imaad (Alex). 下载插件包 下载插件的方式有多种. 6 2019-04-15T22:38:42Z Elastic Receives events using the Lumberjack protocl This gem is a Logstash. In this case, our input is Collectd and out output is Elasticsearch. Logstash configurations are separated into three different sections: input, filter, and output. Note: in our input section we set a logstash "type" which sets the @type variable. Everything works great in Java 8 environments however I also have Java 11 environments, and Logstash 6. >logstash-plugin install logstash-filter-aggregate logstash. You can store events using outputs such as File, CSV, and S3, convert them into messages with RabbitMQ and SQS, or send them to various services like HipChat, PagerDuty, or IRC. Here we will discuss about "filter plugin" in more detail. Some progress on the JSON side. 만약 Oracle DB 정보가 아래와 같이. I am trying to connect to DB2 database on Mainframe from my local machine. rb:93:in `derive_key'. Logstash parses the logging data and forwards only the required fields. As with the inputs, Logstash supports a number of output plugins that enable you to push your data to various locations, services, and technologies. cd logstash-2. Elastic/Logstash 2015. This is our Logstash output. /plugin install contrib Note: If you use logstash 1. So I have that installed now, and feel like a doofus for spending all the time building a gem ha. This is particularly useful when you have two or more plugins of the same type, for example, if you have 2 github inputs. Only use the plugins you need. Documentation. I am using JDBC input plugin. Logstash has a three-stage pipeline implemented in JRuby: The input stage plugins extract data. Thanks for contributing an answer to Stack Overflow! Please be sure to answer the question. logstash 설정 파일 사용하기. Logstash에서 JDBC Input를 사용해보도록 하자. Logstash Plugin. 1 sudo bin/plugin install logstash-output-loggly Create a logstash-loggly. Filter conditionals (if. Logstash的output模块,相比于input模块来说是一个输出模块,output模块集成了大量的输出插件,可以输出到指定文件,也可输出到指定的网络端口,当然也可以输出数据到ES. You can create an instance variable in your ruby class to hold the Java object and instantiate that in the register method of your ruby class. 由于 Logstash 是使用ruby写的,所以它的插件其实. The following table describes the output plugins offered by Logstash. This is flow: source log in zip ----[log in zip]----> Logstash agent -----. This configuration contains a generator plugin, which is offered by Logstash for test metrics and set the type setting to "generated" for parsing. Below is my config. Show 5 more fields Story Points, Epic Link, Components, Fix versions and Due date. x With version 2. It didn't have problem, at least for 1. An output plugin sends event data to a particular destination. Each Logstash configuration file contains three sections — input, filter, and output. Travis Build This is a plugin for Logstash. Let's explore the various plugins available. bat install logstash-input-eventlog ``` RAW Paste Data We use cookies for various purposes including analytics. The license is Apache 2. Description. Si usted quiere ser capaz de especificar el ajuste (es decir, utilizar nodetransport o protocolo), es necesario utilizar el nuevo elasticsearch_java output plugin. ~/e/l/logstash-input-lumberjack git:fix/oom LOGSTASH_HOME=1 bundle exec rspec. Inputs, Filters and Outputs are all used by Logstash to process incoming log data and do something with it, which normally is to store it in the Elasticsearch database. 我们来安装这个插件,先看一下 logstash-plugin 的用法. Let’s create a configuration file called 01-lumberjack-input. The grok filter plugin is one of the most popular plugins used by Logstash users. So i'm trying to use two plugins in the logstash input of the configuration file. All plugin documentation are placed under one central location. It is difficult because of the processing of the period not collected. 1 sudo bin/plugin install logstash-output-loggly Create a logstash-loggly. After modifying the plugin, simply rerun Logstash. 安装过程: 需要java环境 确定Java环境无误时,官网下载并解压,执行: windows下单引号出错,改写为双引号可以. 하지만 신뢰 할 수 없는 기억력으로 인해서 한번 작성해 봅니다. Let's explore the various plugins available. input { file. Logstash Plugin. [LOGSTASH] 01. 이번 글에서는 반대로 start_position => "end" 로 했을 때 왜 데이터가 유실 되는지 간략하게 살펴 보겠습니다. Logstash supports a number of inputs, codecs, filters and outputs. They are input,filter,codec and output plugins. At least in logstash, the used date was the one of the parsing which was not really accurate. Some progress on the JSON side. 5 and up, including Logstash 2. 由于 Logstash 是使用ruby写的,所以它的插件其实. Si usted quiere ser capaz de especificar el ajuste (es decir, utilizar nodetransport o protocolo), es necesario utilizar el nuevo elasticsearch_java output plugin. SSL must be explicitly enabled in the Beats input plugin (ssl => true) because SSL is on by default with Logstash Forwarder. 安装logstash-input-jdbc 我一共试了三种方法,一开始都没有成功,原因如上,镜像的问题。一旦镜像配置成淘宝的了,理论上随便选择一种安装都可以成功,我用的是第三种。 第一种: cd /opt/logstash/ sudo bin/plugin install logstash-input-jdbc 如果成功就成功了。 第二种:. But there are two GitHub repo available for MongoDB input plugin for logstash. Logstash Plugins. The logstash type and tag fields let you target specific sets of data with your filter and output sections. log it becomes C:/myfolder/. Logstash JMX input configuration. If you are using the logstashCollector-1. 실행환경 DBMS MariaDB OS MAC Siera Java 8. This document will be focusing on Inputs. 5, and can be installed using the plugin utility: bin/plugin install logstash-input-cloudwatch Minimum Configuration. Logstash provides infrastructure to automatically generate documentation for this plugin. Clone via HTTPS Clone with Git or checkout with SVN using the repository’s web address. As input we tell logstash that we want to keep an eye on a log file by giving the path to that file. Our engineers lay out differences, advantages, disadvantages & similarities between performance, configuration & capabilities of the most popular log shippers & when it’s best to use each. 0, meaning you are pretty much free to use it however you want in whatever way. Use the API to find out more about available gems. Logstash input plugin:. else) do not work as expected with cloned/metric events. logstash-input-azureblob. The access logs are all stored in a single bucket, and there are thousands of them. org/gems/logstash-input-heartbeat/versions/3. logstash-input-journald by logstash-plugins - Logstash input plugin for journald. 08 KB [2019-01-31T07: 28: 53, 155] [INFO ] [logstash. 1 features in WebSphere Liberty, you can switch the input plugin from Lumberjack to Beats in the Logstash configuration file. mongodb input plugin using logstash elasticsearch. In this article by Saurabh Chhajed, author of the book Learning ELK Stack, he has covered Logstash input plugins. Logstash • esk 回复了问题 • 2 人关注 • 2 个回复 • 5849 次浏览 • 2017-03-09 17:08 • 来自相关话题. To develop a new Java input for Logstash, you write a new Java class that conforms to the Logstash Java Inputs API, package it, and install it with the logstash-plugin utility. Logstash Output Plugins. It would be great to have a generic Input for JDBC that one could use to "subscribe" to changes in a db table and ship those over to Elasticsearch. 저 역시 현업에서 제일 많이 사용하고 있는 plugin 이기도 합니다. org is the Ruby community's gem hosting service. Atlassian Sourcetree is a free Git and Mercurial client. Logstash has a three-stage pipeline implemented in JRuby: The input stage plugins extract data. It reads and parses data from Azure Storage Blobs. Actualmente, Logstash no puede eliminar archivos. This is particularly useful when you have two or more plugins of the same type, for example, if you have 2 http inputs. Documentation. log it becomes C:/myfolder/. This feature has been successfully collected by MongoDB Input Plugin in real time. Become a contributor and improve the site yourself. org is the Ruby community’s gem hosting service. log it becomes C:/myfolder/. Let’s create a configuration file called 01-lumberjack-input. I was successfully able to create metric beats and fetch logs from a REST API and create visualizations. 5: [Errno 256] No more mirrors to try. [user}$ sudo -E bin/logstash-plugin install logstash-output-amazon_es. GitHub Gist: instantly share code, notes, and snippets. SSL must be explicitly enabled in the Beats input plugin (ssl => true) because SSL is on by default with Logstash Forwarder. The aggregate plugin is used to add the sql_duration, present in every event of the input log. It didn't have problem, at least for 1. So I have that installed now, and feel like a doofus for spending all the time building a gem ha. Here we will discuss about "filter plugin" in more detail. The license is Apache 2. 가장 많이 사용하고 있는 logstash input plugin 중에 하나라고 생각 합니다. This might help you avoid unnecessary, and really basic, mistakes. Input plugins An input plugin is used to configure a set of events to be fed to Logstash. This can be from logfiles, a TCP or UDP listener, one of several protocol-specific plugins such as syslog or IRC, or even queuing systems such as Redis, AQMP, or Kafka. bat install logstash-input-eventlog ``` RAW Paste Data We use cookies for various purposes including analytics. 실행환경 DBMS MariaDB OS MAC Siera Java 8. Estoy en el proceso de intentar obtener esos registros en ElasticSearch. Usa la API para saber más sobre. For a list of Elastic supported plugins, please consult the Support Matrix. Loading Bulk Data with the Logstash Plugin Logstash provides a convenient way to use the bulk API to upload data into your Amazon ES domain with the S3 plugin. 0 the global configuration has been moved from Global Tool Configuration to the regular Jenkins configuration page ( Jenkins → Manage Jenkins → Configure System ). Logstash has a variety of plugins to help integrate it with a variety of input and output sources. output plugins stdout을 설정 하였기 때문에, Windows command prompt에서 볼 수 있습니다. I have installed http plugin using: plugin install logstash-input-http The installation was successfull. Logstash config example. The following input plugins are available below. This feature has been successfully collected by MongoDB Input Plugin in real time. Logstash Outputs. In general, each input plugin allows connecting to a specified log source provider and ingest logs using its API. Il faut préalablement avoir installer la stack elastic, le tuto se trouve sur mon blog. Pull requests 15. This is a plugin for Logstash. 请教关于logstash(5. Logstash Plugin. Logstash Plugins. Repositories created and contributed to by Logstash Plugins (logstash-plugins). 0, meaning you are pretty much free to use it however you want in whatever way. I removed Codec and i was able to get the output file successfully. RUN logstash-plugin install logstash-input-kafka. Input plugins get events into Logstash and share common configuration options such as: type — filters events down the pipeline tags — adds any number of arbitrary tags to your event codec — the name of Logstash codec used to represent the data. The license is Apache 2. The following policy is the minimum you need to get started:. 安装logstash-input-jdbc直接在logstash 博文 来自: 蛋蛋的博客 Elasticsearch 与 mysql 同步数据 ( logstash -input-jdbc). log ) or data stored in a S3 bucket , RabbitMQ , redis , etc. 15] out: 1:logstash-1. These are usually used if the incoming message is not just a single line of text. Home > mongodb input plugin using logstash elasticsearch. }}' At this point any modifications to the plugin code will be applied to this local Logstash setup. I use logstash to monitor all 15000 files in a folder. Benchmark Logstash Kafka input plugin with no-op output except metrics Test environment is as follows: ``` CPU: Intel L5640 2. Storing Logs Logstash can store the filtered logs in a File, Elasticsearch Engine, stdout, AWS CloudWatch, etc. Logstash Plugin for JDBC Inputs. Both Logstash and Fluentd have rich plugin ecosystems covering many input systems (file and TCP/UDP), filters (mutating data and filtering by fields), and output destinations (Elasticsearch, AWS, GCP, and Treasure Data) One key difference is how plugins are managed. This is a plugin for Logstash. The log entries are written into local files, and then I process these log files with Logstash using its File input plugin. Logstash - Used to transport and aggregate our metrics from each system into our destination. The kafka input plugin is a consumer of your kafka topic, you don't need to start other consumers. Documentation. In Logstash, input plugins can be installed and managed by the plugin manager located at bin/logstash-plugin. This is a plugin for Logstash. foo" } } and every message gets tagged with _grokparsefailure, even though I am not using any filters at all on the collectd messages. We hope to use ElasticSearch Input Plugin from Logstash to output with ElasticSearch. filter { } #데이터를 출력함. https://www. Lastly, the "output" allows the user to send the parsed data to a great variety of outputs, as another file, an elasticsearch server or simply just the logstash console. This article includes an installation guide that is tested on EC2 instance where all the per-requsites are installed and Logstash is configured so that it connects to Amazon ElasticSearch using the input/Output plugins to start indexing records from DynamoDB. I don't really understand some stuff about input plugins for Logstash. logstash-plugins / logstash-input-jdbc. It is fully free and fully open source. 不同类型的数据都可以通过对应的input-plugin, output-plugin完成数据的输入与输出。如需要消费kafka中的数据并写入到Elasticsearch中,则需要使用logstash的kafka-input-plugin完成数据输入,logstash-output-elasticsearch完成数据输出。. The Logstash-plugin is a batch file for windows in bin folder in Logstash. This feature has been successfully collected by MongoDB Input Plugin in real time. Logstash provides infrastructure to automatically generate documentation for this plugin. Pull requests 15. >logstash-plugin install logstash-filter-aggregate logstash. 0 or logstashCollector-1. Inputs are sources of data. " -- [the life of an event in logstash]• "events are passed from each phase using internal queuesLogstash sets each queue size to 20. 기본 flow 는 아래와 같습니다. input, output 은 필수파라미터, filter 는 옵션. The license is Apache 2. 0, meaning you are pretty much free to use it however you want in whatever way. You just have to add this line to logstash. The path entered into Logstash appears to be handed in unadultered to FileWatch::Watch, so the Dir. So i'm trying to use two plugins in the logstash input of the configuration file. Logstash offers multiple output plugins to stash the filtered log events to various different storage and searching engines. After you install and activate the Logstash plugin for DynamoDB, it scans the data in the specified table, and then it starts consuming your updates using Streams and then outputs them to Elasticsearch, or a Logstash output of your choice. The Logstash-plugin utility is present in the bin folder of Logstash installation directory. 0, meaning you are pretty much free to. Logstash provides infrastructure to automatically generate documentation for this plugin. Logstash Plugins. There is a community-provided plugin lukewaite/logstash-input-cloudwatch-logs that claims to get the logs themselves from cloudwatch. This is a plugin for Logstash. Ah, just like others, logstash has input/filter/output plugins. 0, meaning you are pretty much free to use it however you want in whatever way. Logstash JMX input configuration. Handling grok, on the other hand, is the opposite of simple. I don't really understand some stuff about input plugins for Logstash. Logstash configuration files are in the JSON-format, and reside in /etc/logstash/conf. Hi, how to access Log4j2 configuration for logstash-jdbc-input? I want to do the same as logger. {"message":"Input thread exception","plugin":"LogStash::Inputs::File: {\"type\"=>\"postfix\", \"path\"=>[\"/var/log/maillog\"], \"debug\"=>false, \"add_field. raw download clone embed report print Bash 4. GitHub Gist: instantly share code, notes, and snippets. org is the Ruby community’s gem hosting service. Instantly publish your gems and then install them. Receives events from the Elastic Beats framework. 0 or logstashCollector-1. html https://www. level = debug but for logstash-jdbc-input plugin. Documentation. I realized that building the gem was much harder than just installing the JDBC plugin via logstash-plugin install logstash-input-jdbc. 是 logstash 里最简单和基础的插件 l Input-jdbc-plugin. Multiple filters can be chained to parse the data into a common format. Tengo algunos registros escritos desde una aplicación Java en Log4J. Using this setting will manually assign a specified timezone offset, instead of using the timezone setting of the local machine. If no ID is specified, Logstash will generate one. Thanks to this format change, the integration with logstash or splunk is easier and more accurate. Logstash provides infrastructure to automatically generate documentation for this plugin. Logstash receives the logs using input plugins and then uses the filter plugins to parse and transform the data. Description. 我們在昨天的內容分享了基本的 logstash 使用方式,今天要介紹的則是 logstash 的 input plugins 。其實 logstash 的運作除了基於其 input, filter, ouput 的架構外,在這三層架構中使用的 plugins 才是讓整個 logstash 具有資料切割與過濾能力的核心關鍵,input plugins 提供了我們. input { } #데이터를 가공함. ) Listing all plugins in Logstash. These plugins help the user to capture logs from. Logstash • mjcr 发起了问题 • 1 人关注 • 0 个回复 • 1513 次浏览 • 2017-11-26 15:13 • 来自相关话题. Building your groks. # Add your logstash plugins setup here # Example: RUN logstash-plugin install logstash-filter-json. This article includes an installation guide that is tested on EC2 instance where all the per-requsites are installed and Logstash is configured so that it connects to Amazon ElasticSearch using the input/Output plugins to start indexing records from DynamoDB. org/gems/logstash-input-syslog/versions/3. Do not overload your Logstash configuration with plugins you don't need that will only add more points of failure. ※ [Logstash] input file plugin 에 대해서 알아 봅니다. org is the Ruby community’s gem hosting service. 저 역시 현업에서 제일 많이 사용하고 있는 plugin 이기도 합니다. 0, meaning you are pretty much free to use it however you want in whatever way. I share it there in case it can help somebody. This gem is a Logstash plugin. This is a plugin for Logstash. 0:5000"}2019-01-31T07: 28: 53, 155] [INFO ] [logstash. Logstash provide command line tool to generate custom plugin. This feature has been successfully collected by MongoDB Input Plugin in real time. Logstash 会给事件添加一些额外信息。最重要的就是 @timestamp,用来标记事件的发生时间。因为这个字段涉及到 Logstash 的内部流转,所以必须是一个 joda 对象,如果你尝试自己给一个字符串字段重命名为 @timestamp 的话,Logstash 会直接报错。. If you haven't already created an Elasticsearch domain, do that now. We explore how to transform your data for seamless visualization in Kibana, and share strategies on how to keep Elasticsearch indices up-to-date with your database. logstash-input-exec logstash-input-file logstash-input-pipe logstash-input-unix logstash-filter-ruby SSL CA certificate The CA certificate you can use to verify the authority presented by our hosted collectors can be copied from the homepage of the Logs Data Platform manager. Build your plugin gem sh gem build logstash-input-jdbc. Both Logstash and Fluentd are viable centralized logging frameworks that can transfer logs from multiple hosts to a central location. bat install logstash-input-eventlog ``` RAW Paste Data We use cookies for various purposes including analytics. Adding a named ID in this case will help in monitoring Logstash when using the monitoring APIs. I have set up the plugin to only include S3 objects with a certain prefix (based on date eg 2016-06). Home > mongodb input plugin using logstash elasticsearch. Logstash • esk 回复了问题 • 2 人关注 • 2 个回复 • 5849 次浏览 • 2017-03-09 17:08 • 来自相关话题. This might help you avoid unnecessary, and really basic, mistakes. The path entered into Logstash appears to be handed in unadultered to FileWatch::Watch, so the Dir. Documentation. /logstash -e 'input { stdin { } } output { elasticsearch { host => localhost cluster => esfa} stdout{} }' NOTA: La directiva clúster es necesaria si elasticsearch corre en dicho modo. I am exploring Logstash to receive inputs on HTTP. Logstash input plugin:. Logstash has a three-stage pipeline implemented in JRuby: The input stage plugins extract data.