Class: EndPoint

Inherits:
Object
  • Object
show all
Defined in:
lib/model/endpoint.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(puppetdb_helper, cache_timeout, thread_count) ⇒ EndPoint

Returns a new instance of EndPoint.



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# File 'lib/model/endpoint.rb', line 10

def initialize(puppetdb_helper, cache_timeout, thread_count)
  @db_helper = puppetdb_helper
  @cache_timeout = cache_timeout
  @thread_count = thread_count
end

Instance Attribute Details

#cache_timeout ⇒ Object

Returns the value of attribute cache_timeout.



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# File 'lib/model/endpoint.rb', line 7

def cache_timeout
  @cache_timeout
end

#thread_count ⇒ Object

Returns the value of attribute thread_count.



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# File 'lib/model/endpoint.rb', line 8

def thread_count
  @thread_count
end

Instance Method Details

#clear_cache ⇒ Object 



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# File 'lib/model/endpoint.rb', line 129

def clear_cache
  cache_files = ['/tmp/puppetdb-resource.json','/tmp/puppetdb-resource.yaml']

  cache_files.each do |file|
    if File.exist?(file)
      FileUtils.rm file
    end
  end
  "Cached cleared"
end

#parse(type) ⇒ Object 



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# File 'lib/model/endpoint.rb', line 108

def parse(type)
  per_type_cache = "/tmp/puppetdb-resource.#{type}"

  if File.exist?(per_type_cache)
    file = File.new(per_type_cache)
    t_now = Time.at(Time.now.to_i)
    t_file = Time.at(file.mtime.to_i)

    if t_now < (t_file + @cache_timeout)
      p "reading from cache for #{type}"
      @rundeck_data = File.new(per_type_cache, 'r').read
    else
      p "not reading from cache for: #{type}"
      reload(type)
    end
  else
    p "not reading from cache for: #{type}"
    reload(type)
  end
end

#reload(type) ⇒ Object 



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# File 'lib/model/endpoint.rb', line 16

def reload(type)
  p "reloading data"
  if @nodes.nil? or @nodes.empty?
    @nodes = @db_helper.get_nodes
  end

  @rundeck_data = Hash.new

  helper = Helpers::Process.new

  mutex = Mutex.new

  per_type_cache = "/tmp/puppetdb-resource.#{type}"

  data_elements = []
  process_threads = []

  @thread_count.times.map {
    t = Thread.new(@nodes) do |nodes|
      while node = mutex.synchronize { @nodes.pop }
        host = node['name']
        facts = @db_helper.get_facts(host)
        if !facts.nil?
          mutex.synchronize do
            data_elements.push(helper.add_facts(facts, host))
          end
        end
      end
    end
    process_threads.push(t)
  }

  ThreadsWait.all_waits(*process_threads)

  data_elements.each do |item|
    #sleep(Random.new.rand(1..10))
    @rundeck_data.merge!(item) if @rundeck_data.is_a?(Hash)
  end

  data = case type
    when 'json' then self.to_json(false)
    when 'yaml' then self.to_yaml(false)
    when 'xml' then to_xml(false)
    else 'unknown'
  end

  File.open(per_type_cache, 'w') { |file| file.write(data) }

  return data
end

#to_json(parse_data) ⇒ Object 



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# File 'lib/model/endpoint.rb', line 67

def to_json(parse_data)
  p "parse_data is: #{parse_data}"
  parse('json') if parse_data == true
  if @rundeck_data.is_a?(String)
    @rundeck_data
  else
    @rundeck_data.to_json
  end
end

#to_xml(parse_data = true) ⇒ Object 



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# File 'lib/model/endpoint.rb', line 87

def to_xml(parse_data=true)
  parse('xml') if parse_data == true
  if @rundeck_data.is_a?(String)
    @rundeck_data
  else
    data = Array.new
    data << "<project>\n"
    @rundeck_data.keys.each {|n|
      data << "<node name=\"#{n}\""
      @rundeck_data[n].each {|k,v|
        data << "#{k}=\"#{v}\""
      }
      data << "/>\n"
    }
    data << "</project>"
    xml = data.join(" ")

    @rundeck_data = xml
  end
end

#to_yaml(parse_data) ⇒ Object 



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# File 'lib/model/endpoint.rb', line 77

def to_yaml(parse_data)
  p "parse_data is: #{parse_data}"
  parse('yaml') if parse_data == true
  if @rundeck_data.is_a?(String)
    @rundeck_data
  else
    @rundeck_data.to_yaml
  end
end