Log stash demo with cars dataset

logstash,md

`sudo -u logstash /usr/share/logstash/bin/logstash -f /home/gayan/Downloads/log-stash-demo/logstash-cars.config`

Setting up on ubuntu 16 thanks to below link:

https://www.digitalocean.com/community/tutorials/how-to-install-elasticsearch-logstash-and-kibana-elastic-stack-on-ubuntu-16-04

logstash.config

input {
    file {
        path => "/home/gayan/Downloads/log-stash-demo/cars.csv"
        start_position => "beginning"
        sincedb_path => "/dev/null"
    }
}
filter {
    csv {
        separator => ","
        columns => ["maker","model","mileage","manufacture_year","engine_displacement","engine_power","body_type","color_slug","stk_year","transmission","door_count","seat_count","fuel_type","date_created","date_last_seen","price_eur"]
    }
    mutate {
        convert => ["mileage", "integer"]
        convert => ["price_eur", "float"]
        convert => ["engine_power", "integer"]
        convert => ["door_count", "integer"]
        convert => ["seat_count", "integer"]
    }
}
output {
    elasticsearch {
        hosts => "localhost"
        index => "cars"
        document_type => "sold_cars"
    }
    stdout {}
}