Class: Fluent::ClickHouseJsonOutput

Inherits:
BufferedOutput
  • Object
show all
Includes:
SetTagKeyMixin, SetTimeKeyMixin
Defined in:
lib/fluent/plugin/out_clickhousejson.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize ⇒ ClickHouseJsonOutput

Returns a new instance of ClickHouseJsonOutput.



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# File 'lib/fluent/plugin/out_clickhousejson.rb', line 21

def initialize
  super

  require 'click_house'
end

Instance Attribute Details

#handler ⇒ Object

Returns the value of attribute handler.



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# File 'lib/fluent/plugin/out_clickhousejson.rb', line 18

def handler
  @handler
end

#path ⇒ Object

Returns the value of attribute path.



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# File 'lib/fluent/plugin/out_clickhousejson.rb', line 19

def path
  @path
end

Instance Method Details

#configure(conf) ⇒ Object 



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# File 'lib/fluent/plugin/out_clickhousejson.rb', line 31

def configure(conf)
  super
  @cf = {}
  if conf['username']
    @cf['username'] = conf['username']
  end
  if conf['password']
    @cf['password'] = conf['password']
  end

  if conf['url']
    @url = @url.split(',').map { |m| m.strip }
  elsif conf['host']
    @cf['host'] = conf['host']
  end
  if conf['port']
    @cf['port'] = conf['port']
  end

  @cf['database'] = conf['database']
end

#format(tag, time, record) ⇒ Object 



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# File 'lib/fluent/plugin/out_clickhousejson.rb', line 61

def format(tag, time, record)
   [tag, time, record].to_msgpack
end

#shutdown ⇒ Object 



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# File 'lib/fluent/plugin/out_clickhousejson.rb', line 57

def shutdown
  super
end

#start ⇒ Object 



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# File 'lib/fluent/plugin/out_clickhousejson.rb', line 53

def start
  super
end

#write(chunk) ⇒ Object 



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# File 'lib/fluent/plugin/out_clickhousejson.rb', line 65

def write(chunk)
  ClickHouse.config do |config|
    config.host = @cf['host']
    config.port = @cf['port']
    config.username = @cf['username']
    config.password = @cf['password']
  end
  ClickHouse.connection.insert(@table) do |rows|
    chunk.msgpack_each { |tag, time, record|
      rows << JSON.parse(JSON[record])
    }
    rows
  end
end