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elasticsearch+kibana+logstashでcsvファイルを可視化する

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logstash

/etc/logstash/csv.conf
input {
    file {
        mode => "tail"
        path => ["/home/work/*.csv"]
        sincedb_path => "/home/work/sincedb/*_log.csv"
        start_position => "beginning"
        codec => plain {
            charset => "UTF-8"
        }
    }
}
filter {
    csv {
        columns => ["Date", "ID", "contents"]
        convert => {
            "ID" => "integer"
        }
        skip_header => true
    }
    date {
        match => ["Date", "yyyy-MM-dd HH:mm:ss"]
    }
}
output {
    elasticsearch {
        hosts => "localhost:9200"
        index => "log"
    }
    stdout {
        codec => rubydebug
    }
}

実行

mkdir /home/work/sincedb
/usr/share/logstash/bin/logstash -f /etc/logstash/csv.conf

indexが作成されているか確認

curl -X GET http://localhost:9200/_cat/indices?v

kibanaで可視化

・kibanaでインデックスパターンを作成
・logの設定 menu> ログ > 設定 > ログインデックス > log*を追加

参考

https://aslead.nri.co.jp/column/how-to-ingest-data-into-elasticsearch.html
https://www.casleyconsulting.co.jp/blog/engineer/253/

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