Class: InstanceAgent::CodeDeployPlugin::ApplicationSpecification::RangeInfo

Inherits:
Object
  • Object
show all
Defined in:
lib/instance_agent/codedeploy_plugin/application_specification/range_info.rb

Overview

Helper Class for storing the range of a context

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(range) ⇒ RangeInfo

Returns a new instance of RangeInfo.



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# File 'lib/instance_agent/codedeploy_plugin/application_specification/range_info.rb', line 10

def initialize(range)
  parts = ensure_parts(range, ":")
  sensitivity_parts = ensure_parts(parts[0], "-")
  @low_sensitivity = getSensitivityNumber(sensitivity_parts[0])
  if sensitivity_parts.length == 2
    @high_sensitivity = getSensitivityNumber(sensitivity_parts[1])
    if @high_sensitivity < @low_sensitivity
      raise AppSpecValidationException, "invalid sensitivity range in #{range}"
    end
  else
    @high_sensitivity = @low_sensitivity
  end
  if parts.length == 2
    @categories = get_category_numbers(parts[1].split(","))
  end
end

Instance Attribute Details

#categories ⇒ Object (readonly)

Returns the value of attribute categories.



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# File 'lib/instance_agent/codedeploy_plugin/application_specification/range_info.rb', line 8

def categories
  @categories
end

#high_sensitivity ⇒ Object (readonly)

Returns the value of attribute high_sensitivity.



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# File 'lib/instance_agent/codedeploy_plugin/application_specification/range_info.rb', line 8

def high_sensitivity
  @high_sensitivity
end

#low_sensitivity ⇒ Object (readonly)

Returns the value of attribute low_sensitivity.



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# File 'lib/instance_agent/codedeploy_plugin/application_specification/range_info.rb', line 8

def low_sensitivity
  @low_sensitivity
end

Instance Method Details

#ensure_parts(input, split_on) ⇒ Object 



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# File 'lib/instance_agent/codedeploy_plugin/application_specification/range_info.rb', line 27

def ensure_parts(input, split_on)
  num_parts = 1
  if input.include?(split_on)
    num_parts = 2
  end
  parts = input.split(split_on, 2)
  if parts.length != num_parts
    raise AppSpecValidationException, "invalid range part #{input}"
  end
  parts.each do |part|
    if part.nil? || part.eql?('')
      raise AppSpecValidationException, "invalid range part #{input}"
    end
  end
  parts
end

#get_category_number(category) ⇒ Object 



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# File 'lib/instance_agent/codedeploy_plugin/application_specification/range_info.rb', line 57

def get_category_number(category)
  if category.nil? || category.length < 2 ||  !category.start_with?('c')
    raise AppSpecValidationException, "invalid category #{category}"
  end
  c_level = category.sub('c', '')
  c_level.chars.each do |digit|
    if (digit.ord < '0'.ord) || (digit.ord > '9'.ord)
      raise AppSpecValidationException, "invalid category #{category}"
    end
  end
  level = c_level.to_i
  if level > 1023
    raise AppSpecValidationException, "invalid category #{category}"
  end
  level
end

#get_category_numbers(parts) ⇒ Object 



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# File 'lib/instance_agent/codedeploy_plugin/application_specification/range_info.rb', line 83

def get_category_numbers(parts)
  temp_categories = [];
  parts.each do |part|
    if part.include? "."
      temp_categories.concat get_category_range(ensure_parts(part, "."))
    else
      temp_categories << get_category_number(part)
    end
  end
  if !temp_categories.sort!.uniq!.nil?
    raise AppSpecValidationException, "duplicate categories"
  end
  temp_categories
end

#get_category_range(range) ⇒ Object 



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# File 'lib/instance_agent/codedeploy_plugin/application_specification/range_info.rb', line 74

def get_category_range(range)
  low = get_category_number(range[0])
  high = get_category_number(range[1])
  if (high < low)
    raise AppSpecValidationException, "invalid category range #{range[0]}.#{range[1]}"
  end
  (low..high).to_a
end

#get_range ⇒ Object

format s#[-s#][:c#.c#*] (# means a number)



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# File 'lib/instance_agent/codedeploy_plugin/application_specification/range_info.rb', line 99

def get_range
  range = "s" + @low_sensitivity.to_s
  if (@low_sensitivity != @high_sensitivity)
    range = range + "-s" + @high_sensitivity.to_s
  end
  if @categories
    range = range + ":"
    index = 0
    while index < @categories.length
      if (index != 0)
        range = range + ","
      end

      low = @categories[index]
      low_index = index
      high = @categories[index]
      index += 1
      while (@categories[index] == low + (index - low_index))
        high += 1
        index += 1
      end

      if (low == high)
        range = range + "c" + low.to_s
      else
        range = range + "c" + low.to_s + ".c" + high.to_s
      end
    end
  end
  range
end

#getSensitivityNumber(sensitivity) ⇒ Object 



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# File 'lib/instance_agent/codedeploy_plugin/application_specification/range_info.rb', line 44

def getSensitivityNumber(sensitivity)
  if sensitivity.nil? || sensitivity.length < 2 || !sensitivity.start_with?('s')
    raise AppSpecValidationException, "invalid sensitivity #{sensitivity}"
  end
  s_level = sensitivity.sub('s', '')
  s_level.chars.each do |digit|
    if (digit.ord < '0'.ord) || (digit.ord > '9'.ord)
      raise AppSpecValidationException, "invalid sensitivity #{sensitivity}"
    end
  end
  s_level.to_i
end