Class: Fluent::Plugin::HttpPullInput

Inherits:
Input
  • Object
show all
Defined in:
lib/fluent/plugin/in_http_pull.rb

Instance Method Summary collapse

Constructor Details

#initialize ⇒ HttpPullInput

Returns a new instance of HttpPullInput.



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# File 'lib/fluent/plugin/in_http_pull.rb', line 25

def initialize
  super
end

Instance Method Details

#configure(conf) ⇒ Object 



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# File 'lib/fluent/plugin/in_http_pull.rb', line 69

def configure(conf)
  compat_parameters_convert(conf, :parser)
  super

  @parser = parser_create unless @status_only
  @_request_headers = @request_headers.map do |section|
    header = section["header"]
    value = section["value"]

    [header.to_sym, value]
  end.to_h

  @http_method = :head if @status_only
end

#on_timer ⇒ Object 



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# File 'lib/fluent/plugin/in_http_pull.rb', line 90

def on_timer
  record = { "url" => @url }

  begin
    request_options = { method: @http_method, url: @url, timeout: @timeout }

    request_options[:proxy] = @proxy if @proxy
    request_options[:user] = @user if @user
    request_options[:password] = @password if @password
    request_options[:headers] = @_request_headers unless @request_headers.empty?

    res = RestClient::Request.execute request_options

    record["status"] = res.code
    record["body"] = res.body

    record["header"] = {} unless @response_headers.empty?
    @response_headers.each do |section|
      name = section["header"]
      symbolize_name = name.downcase.gsub(/-/, '_').to_sym

      record["header"][name] = res.headers[symbolize_name]
    end
  rescue StandardError => err
    if err.respond_to? :http_code
      record["status"] = err.http_code || 0
    else
      record["status"] = 0
    end

    record["error"] = err.message
  end

  record_time = Engine.now

  if !@status_only && record["body"] != nil
    @parser.parse(record["body"]) do |time, message|
      record["message"] = message
      record_time = time
    end
  end

  record.delete("body")
  router.emit(@tag, record_time, record)
end

#shutdown ⇒ Object 



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# File 'lib/fluent/plugin/in_http_pull.rb', line 136

def shutdown
  super
end

#start ⇒ Object 



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# File 'lib/fluent/plugin/in_http_pull.rb', line 84

def start
  super

  timer_execute(:in_http_pull, @interval, &method(:on_timer))
end