Class: SilverlineAPI::Template

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

Instance Attribute Summary collapse

Class Method Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(args = {}) ⇒ Template

Returns a new instance of Template.



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# File 'lib/librato_silverline_api.rb', line 65

def initialize(args = {})
  @id = args[:id] if args[:id]
  @name = args[:name] if args[:name]
  @min_cpu = args[:min_cpu] if args[:min_cpu]
  @min_mem = args[:min_mem] if args[:min_mem]
  @min_network_rbw = args[:min_network_rbw] if args[:min_network_rbw]
  @min_network_wbw = args[:min_network_wbw] if args[:min_network_wbw]
  @min_storage_rbw = args[:min_storage_rbw] if args[:min_storage_rbw]
  @min_storage_wbw = args[:min_storage_wbw] if args[:min_storage_wbw]
  @containers = []
  if args[:containers]
    args[:containers].each do |container|
      container.map {|k, v| container[k.to_sym] = v}
      @containers.push(Container.new(container))
    end
  end

  if @containers.size == 0
    @containers.push(Container.new(:name => "system"))
    @containers.push(Container.new(:name => "harvest", :cpu => {:allocation => 0}))
  end
end

Instance Attribute Details

#containers ⇒ Object

Returns the value of attribute containers.



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# File 'lib/librato_silverline_api.rb', line 62

def containers
  @containers
end

#errors ⇒ Object (readonly)

Returns the value of attribute errors.



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# File 'lib/librato_silverline_api.rb', line 63

def errors
  @errors
end

#id ⇒ Object

Returns the value of attribute id.



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# File 'lib/librato_silverline_api.rb', line 62

def id
  @id
end

#min_cpu ⇒ Object

Returns the value of attribute min_cpu.



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# File 'lib/librato_silverline_api.rb', line 62

def min_cpu
  @min_cpu
end

#min_mem ⇒ Object

Returns the value of attribute min_mem.



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# File 'lib/librato_silverline_api.rb', line 62

def min_mem
  @min_mem
end

#min_network_rbw ⇒ Object

Returns the value of attribute min_network_rbw.



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# File 'lib/librato_silverline_api.rb', line 62

def min_network_rbw
  @min_network_rbw
end

#min_network_wbw ⇒ Object

Returns the value of attribute min_network_wbw.



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# File 'lib/librato_silverline_api.rb', line 62

def min_network_wbw
  @min_network_wbw
end

#min_storage_rbw ⇒ Object

Returns the value of attribute min_storage_rbw.



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# File 'lib/librato_silverline_api.rb', line 62

def min_storage_rbw
  @min_storage_rbw
end

#min_storage_wbw ⇒ Object

Returns the value of attribute min_storage_wbw.



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# File 'lib/librato_silverline_api.rb', line 62

def min_storage_wbw
  @min_storage_wbw
end

#name ⇒ Object

Returns the value of attribute name.



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# File 'lib/librato_silverline_api.rb', line 62

def name
  @name
end

Class Method Details

.create(args = {}) ⇒ Object 



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# File 'lib/librato_silverline_api.rb', line 123

def self.create(args = {})
  template = Template.new(args)
  template.save
  template
end

.find(*args) ⇒ Object 



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# File 'lib/librato_silverline_api.rb', line 129

def self.find(*args)
  scope   = args.slice!(0)
  options = args.slice!(0) || {}

  if scope == :all
    array = options.map {|k, v| "#{k}=#{URI.escape(v.to_s)}"}
    arguments = array.join("&")
    unless arguments.empty?
      query = "/templates.json?#{arguments}"
    else
      query = "/templates.json"
    end
    response = RestClient.get("#{SilverlineAPI.url}#{query}")
    hash = symbolize_keys(JSON.parse(response))

    templates = []
    hash[:templates].each {|template| templates.push(Template.new(template))}
    SilverlineAPI.last_response = hash[:query]
    templates
  else # scope is ID => Template.find(5)
    query = "/templates/#{scope}.json"
    response = RestClient.get("#{SilverlineAPI.url}#{query}")
    hash = symbolize_keys(JSON.parse(response))
    Template.new(hash)
  end
end

.find_by_name(template_name) ⇒ Object 



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# File 'lib/librato_silverline_api.rb', line 157

def self.find_by_name(template_name)
  response = RestClient.get("#{SilverlineAPI.url}/templates.json?q=#{template_name}")
  template = symbolize_keys(JSON.parse(response))
  Template.new(template.first)
end

Instance Method Details

#container_by_name(container_name) ⇒ Object 



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# File 'lib/librato_silverline_api.rb', line 163

def container_by_name(container_name)
  @containers.find {|c| c.name == container_name}
end

#new? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/librato_silverline_api.rb', line 88

def new?
  @id.nil?
end

#save ⇒ Object 



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# File 'lib/librato_silverline_api.rb', line 92

def save
  @errors = []
  parameters = {
    :name => @name, 
    :min_cpu => @min_cpu, 
    :min_mem => @min_mem,
    :min_network_rbw => @min_network_rbw,
    :min_network_wbw => @min_network_wbw,
    :min_storage_rbw => @min_storage_rbw,
    :min_storage_wbw => @min_storage_wbw,
    :containers => @containers
  }.to_json

  begin
    if @id
      RestClient.put("#{SilverlineAPI.url}/templates/#{@id}.json", parameters, :content_type => :json)
    else
      x = RestClient.post("#{SilverlineAPI.url}/templates.json", parameters, :content_type => :json)
      @id = x.headers[:location].scan(/\d+/).last
    end
  rescue RestClient::UnprocessableEntity => e
    @errors = JSON.parse(e.http_body)["errors"]
    return false
  rescue RestClient::BadRequest => e
    @errors = JSON.parse(e.http_body)["errors"]
    return false
  end

  true
end