Class: Healthaid::Plugin::Http

Inherits:
Object
  • Object
show all
Defined in:
lib/healthaid/plugin/http.rb

Instance Method Summary collapse

Constructor Details

#initialize(status, config, logger) ⇒ Http

Returns a new instance of Http.



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# File 'lib/healthaid/plugin/http.rb', line 7

def initialize(status, config, logger)
  @status = status
  @config = config
  @logger = logger
end

Instance Method Details

#check ⇒ Object 



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# File 'lib/healthaid/plugin/http.rb', line 13

def check
  uri = @config.fetch(:uri, 'http://127.0.0.1/')
  ok  = @config[:ok] || [200]

  case ok
  when String
    ok = ok.strip.split(/\s*,\s*/).map {|i| i.to_i }
    ok = [200] if ok.empty?
  when Array
    ok = ok.map {|i| i.to_i }
  else
    ok = [ok.to_i]
  end

  timeout = @config.fetch(:timeout, 1).to_i
  @config[:connect_timeout]    ||= timeout
  @config[:inactivity_timeout] ||= timeout

  http = EM::HttpRequest.new(uri, @config).get
  http.timeout(timeout)

  http.callback do
    if ok.include?(http.response_header.status)
      @status.add_healthy
    else
      @status.add_unhealthy
    end
  end

  http.errback do
    @status.add_unhealthy
  end
end