MQTT + Kafka + Amazon ElasticSearch Service [P015]

 

 




https://www.youtube.com/watch?v=-8B8Yp52XMY


* GitHubhttps://github.com/rdiot/rdiot-p015


* Parts

- Arduino UNO

Ethernet W5100 Shield (W5100) [B004]

LCD1602 I2C (LCD1602) [D016]

Photo Resistor Module (KY-018) [S002]

Temperature and humidity DHT22 (DHT22) [S063]

TPM-300 Air Quality Module (TPM-300) [S092]

Samsung ARTIK 5 (ARTIK5-V0.5) [B023]

Raspberry Pi 3 B Model (RASPBERRY-PI-3-B) [B088] x 3ea : for Kafka Cluster

- USB Power Supply

- Ethernet Hub

 

* Contents

1. Amazon ElasticSearch Service Setup

 - Define domain

- Configure cluster


- Set up access

- Review


Amazon Elasticsearch Service dashboard


2. ES Information example 

- ElasticSearch Endpoint : https://search-rdiot-aws-es-2yolnmmxbjghreiywdbh4yrsay.ap-northeast-2.es.amazonaws.com

- Kibana URL : https://search-rdiot-aws-es-2yolnmmxbjghreiywdbh4yrsay.ap-northeast-2.es.amazonaws.com/_plugin/kibana/



3. MQTT - Kafka - Bridge (json)

- source : https://github.com/rdiot/rdiot-p015/blob/master/MqttToKafkaReConn.java

- result 

{"time": 1511884443315,"value":724}

{"time": 1511884444405,"value":724}

{"time": 1511884445488,"value":723}

{"time": 1511884446579,"value":724}

{"time": 1511884447657,"value":726}


4. install logstash : tested logstash-2.4.1 

$ cd /data1/logstash

$ wget https://download.elastic.co/logstash/logstash/logstash-2.4.1.tar.gz

$ tar zxvf logstash-2.4.1.tar.gz

$ ln -s logstash-2.4.1 logstash


$ sudo apt-get install ant texinfo openjdk-8-jdk build-essential

$ git clone https://github.com/jnr/jffi.git

$ export JAVA_HOME="/usr/lib/jvm/java-8-openjdk-armhf"

$ cd jffi

$ ant jar

$ sudo cp build/jni/libjffi-1.2.so /data1/logstash/logstash/vendor/jruby/lib/jni/arm-Linux


5. logstash config : tested logstash-2.4.1 

- source : https://github.com/rdiot/rdiot-p015/blob/master/logstash-kafka-aws-es.conf

input {

   kafka {

   zk_connect => "kafka-pi-01:2181"

   group_id => "logstash"

   topic_id => "cds"

   consumer_threads => 2

   decorate_events => true

   

  }

}


filter {

  json {

    source => "message"

  }

  date {

    match => [ "time", "UNIX"]

    target => "time_new"


  }   

}


output {

  elasticsearch {

    index => "test-%{+YYYY.MM.dd}"

    hosts => ["https://search-rdiot-aws-es-2yolnmmxbjghreiywdbh4yrsay.ap-northeast-2.es.amazonaws.com"]

    codec => json

  }

  stdout {

    codec => "rubydebug"

  }

}


6. Amazon ElasticSearch Query Sample



7. Kibana : Search & Chart 


 



Posted by RD IoT RDIoT

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