Class: Deltacloud::Drivers::Mock::Client

Inherits:
Object
  • Object
show all
Includes:
Deltacloud
Defined in:
lib/deltacloud/drivers/mock/mock_client.rb

Constant Summary

Constants included from Deltacloud

API_VERSION, CIMI_API_VERSION

Instance Method Summary collapse

Methods included from Deltacloud

[], config, configure, connect, database, default_frontend, drivers, enabled_frontends, frontend_required?, frontends, generate_routes, initialize_database, need_database?, new, require_frontend!

Methods included from CollectionMethods

#collection_exists?, #collection_names, #collections

Constructor Details

#initialize(storage_root) ⇒ Client

Returns a new instance of Client.



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# File 'lib/deltacloud/drivers/mock/mock_client.rb', line 29

def initialize(storage_root)
  @storage_root = storage_root
  @collections = []
  if ! File::directory?(File::join(@storage_root, "images"))
    data = Dir[File::join(File::dirname(__FILE__), "data", "*")]
    FileUtils::mkdir_p(@storage_root, :verbose => true)
    FileUtils::cp_r(data, @storage_root)
  end
end

Instance Method Details

#build(klass, id) ⇒ Object

Return the object with id id of class klass from the collection derived from the classes name



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# File 'lib/deltacloud/drivers/mock/mock_client.rb', line 78

def build(klass, id)
  klass.new(load_collection(collection_name(klass), id))
end

#build_all(klass) ⇒ Object

Return an array of model objects of the resources in the collection corresponding to class. The name of the collection is derived from the name of the class



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# File 'lib/deltacloud/drivers/mock/mock_client.rb', line 90

def build_all(klass)
  load_all(collection_name(klass)).map { |hash| klass.new(hash) }
end

#cimi_dir(collection) ⇒ Object 



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# File 'lib/deltacloud/drivers/mock/mock_client.rb', line 123

def cimi_dir(collection)
  File::join(@storage_root, "cimi", collection.to_s)
end

#cimi_file(collection, id) ⇒ Object 



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# File 'lib/deltacloud/drivers/mock/mock_client.rb', line 119

def cimi_file(collection, id)
  File::join(cimi_dir(collection), "#{id}.json")
end

#destroy(collection, id) ⇒ Object 



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# File 'lib/deltacloud/drivers/mock/mock_client.rb', line 94

def destroy(collection, id)
  fname = file(collection, id)
  FileUtils.rm(fname) if File::exists?(fname)
end

#destroy_cimi(collection, id) ⇒ Object 



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# File 'lib/deltacloud/drivers/mock/mock_client.rb', line 104

def destroy_cimi(collection, id)
  fname = cimi_file(collection, id)
  raise "No such object: #{id} in #{collection} collection" unless File::exists?(fname)
  FileUtils.rm(fname)
end

#dir(collection) ⇒ Object 



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# File 'lib/deltacloud/drivers/mock/mock_client.rb', line 39

def dir(collection)
  result = File::join(@storage_root, collection.to_s)
  unless @collections.include?(collection)
    FileUtils::mkdir_p(result, :mode => 0750) unless File::directory?(result)
    @collections << collection
  end
  result
end

#file(collection, id) ⇒ Object 



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# File 'lib/deltacloud/drivers/mock/mock_client.rb', line 48

def file(collection, id)
  File::join(dir(collection), "#{id}.yml")
end

#files(collection) ⇒ Object 



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# File 'lib/deltacloud/drivers/mock/mock_client.rb', line 52

def files(collection)
  Dir[File::join(dir(collection), "*.yml")]
end

#load_all(collection) ⇒ Object

Return an array of hashes of all the resources in the collection



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# File 'lib/deltacloud/drivers/mock/mock_client.rb', line 83

def load_all(collection)
  members(collection).map { |id| load_collection(collection, id) }
end

#load_all_cimi(model_name) ⇒ Object 



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# File 'lib/deltacloud/drivers/mock/mock_client.rb', line 110

def load_all_cimi(model_name)
    model_files = Dir[File::join(cimi_dir(model_name), "*.json")]
    model_files.map{|f| File.read(f)}
end

#load_cimi(model_name, id) ⇒ Object 



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# File 'lib/deltacloud/drivers/mock/mock_client.rb', line 115

def load_cimi(model_name, id)
    File.read(cimi_file(model_name, id))
end

#load_collection(collection, id) ⇒ Object 



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# File 'lib/deltacloud/drivers/mock/mock_client.rb', line 61

def load_collection(collection, id)
  fname = file(collection, id)
  begin
    YAML.load_file(fname)
  rescue Errno::ENOENT
    nil
  end
end

#members(collection) ⇒ Object

Return the ID’s of all members of collection



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# File 'lib/deltacloud/drivers/mock/mock_client.rb', line 57

def members(collection)
  files(collection).map { |f| File::basename(f, ".yml") }
end

#store(collection, obj) ⇒ Object 



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# File 'lib/deltacloud/drivers/mock/mock_client.rb', line 70

def store(collection, obj)
  raise "Why no obj[:id] ?" unless obj[:id]
  File::open(file(collection, obj[:id]), "w") { |f| YAML.dump(obj, f) }
  obj
end

#store_cimi(collection, obj) ⇒ Object 



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# File 'lib/deltacloud/drivers/mock/mock_client.rb', line 99

def store_cimi(collection, obj)
  raise "Why no obj.name?" unless obj.name
  File::open(cimi_file(collection, obj.name), "w") { |f| f.write(obj.to_json) }
end