Module: OMF::SFA::Resource::Base::ClassMethods
- Included in:
- AbstractService, CompGroup, DiskImage, GroupComponent, Ip, OComponent, OLease, SliverType
- Defined in:
- lib/omf-sfa/resource/sfa_base.rb
Constant Summary collapse
- @@sfa_defs =
{}
- @@sfa_namespaces =
{}
- @@sfa_namespace2prefix =
{}
- @@sfa_classes =
{}
- @@sfa_name2class =
{}
- @@sfa_suppress_id =
{}
Instance Method Summary collapse
- #_sfa_add_ns(name, opts = {}) ⇒ Object
- #_sfa_prefix_for_namespace(urn) ⇒ Object
- #_to_sfa_xml(resources, root, obj2id, opts = {}) ⇒ Object
- #default_component_manager_id ⇒ Object
- #default_domain ⇒ Object
- #descendants ⇒ Object
- #from_sfa(resource_el, context = {}, type = 'manifest') ⇒ Object
-
#sfa(name, opts = {}) ⇒ Object
Define a SFA property.
- #sfa_add_namespace(prefix, urn, options = {}) ⇒ Object
- #sfa_add_namespaces_to_document(doc) ⇒ Object
- #sfa_cast_property_value(value, property_name, context, type = nil) ⇒ Object
- #sfa_class(name = nil, opts = {}) ⇒ Object
- #sfa_def_for(name) ⇒ Object
-
#sfa_defs(cached = true) ⇒ Object
Return all the property definitions for this class.
- #sfa_suppress_id ⇒ Object
- #sfa_suppress_id? ⇒ Boolean
-
#to_rspec(resources, type, opts = {}) ⇒ Object
opts: :valid_for - valid [sec] from now.
Instance Method Details
#_sfa_add_ns(name, opts = {}) ⇒ Object
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# File 'lib/omf-sfa/resource/sfa_base.rb', line 283 def _sfa_add_ns(name, opts = {}) if ns = opts[:namespace] unless @@sfa_namespaces[ns] raise "Unknown namespace '#{ns}'" end name = "#{ns}:#{name}" end name end |
#_sfa_prefix_for_namespace(urn) ⇒ Object
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# File 'lib/omf-sfa/resource/sfa_base.rb', line 57 def _sfa_prefix_for_namespace(urn) @@sfa_namespace2prefix[urn] end |
#_to_sfa_xml(resources, root, obj2id, opts = {}) ⇒ Object
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# File 'lib/omf-sfa/resource/sfa_base.rb', line 213 def _to_sfa_xml(resources, root, obj2id, opts = {}) #puts "RRRXXX> #{resources}" if resources.kind_of? Enumerable #puts "RRRXXX2> #{resources}" resources.each do |r| #puts "R3> #{r}" _to_sfa_xml(r, root, obj2id, opts) end # elsif resources.kind_of? OMF::SFA::Resource::OGroup # # NOTE: Should be adding a GROUP element! # resources.each_resource do |r| # _to_sfa_xml(r, root, obj2id, opts) # end else resources.to_sfa_xml(root, obj2id, opts) end root.document end |
#default_component_manager_id ⇒ Object
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# File 'lib/omf-sfa/resource/sfa_base.rb', line 24 def default_component_manager_id() Constants.default_component_manager_id end |
#default_domain ⇒ Object
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# File 'lib/omf-sfa/resource/sfa_base.rb', line 20 def default_domain() Constants.default_domain end |
#descendants ⇒ Object
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# File 'lib/omf-sfa/resource/sfa_base.rb', line 293 def descendants result = [] ObjectSpace.each_object(Class) do |klass| result = result << klass if klass < self end result end |
#from_sfa(resource_el, context = {}, type = 'manifest') ⇒ Object
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# File 'lib/omf-sfa/resource/sfa_base.rb', line 131 def from_sfa(resource_el, context = {}, type = 'manifest') resource = nil uuid = nil comp_gurn = nil unless (href = resource_el.namespace.href) == SFA_NAMESPACE_URI unless prefix = _sfa_prefix_for_namespace(href) warn "Ignoring unknown element '#{resource_el.name}' - NS: '#{resource_el.namespace.href}'" return end ns_opts = @@sfa_namespaces[prefix] return if ns_opts[:ignore] end client_id_attr = resource_el.attributes['client_id'] client_id = client_id_attr ? client_id_attr.value : nil if uuid_attr = (resource_el.attributes['uuid'] || resource_el.attributes['idref']) uuid = UUIDTools::UUID.parse(uuid_attr.value) if resource = OMF::SFA::Resource::OResource.first(:uuid => uuid) context[client_id] = resource if client_id return resource.from_sfa(resource_el, context, type) end end # TODO: Clarify the role of 'sliver_id' vs. 'component_id' if comp_id_attr = resource_el.attributes['sliver_id'] || resource_el.attributes['component_id'] comp_id = comp_id_attr.value comp_gurn = OMF::SFA::Resource::GURN.parse(comp_id) #begin if uuid = comp_gurn.uuid resource = OMF::SFA::Resource::OResource.first(:uuid => uuid) context[client_id] = resource if client_id return resource.from_sfa(resource_el, context, type) end if resource = OMF::SFA::Resource::OComponent.first(:urn => comp_gurn) context[client_id] = resource if client_id return resource.from_sfa(resource_el, context, type) end else # need to create a comp_gurn (the link is an example of that) unless client_id raise "Need 'client_id' for resource '#{resource_el}'" end if sliver_id_attr = resource_el.attributes['sliver_id'] sliver_gurn = OMF::SFA::Resource::GURN.parse(sliver_id_attr.value) #puts "SLIVER_ID name: #{sliver_gurn.name} short: #{sliver_gurn.short_name} uuid: #{sliver_gurn.uuid}" else if type == 'request' sliver_gurn = OMF::SFA::Resource::GURN.create(client_id, type: resource_el.name, domain: 'unknown') else raise "Need 'sliver_id' for resource '#{resource_el}'" end end #puts "TYPE: #{type} - #{sliver_gurn}" # opts = { # :domain => sliver_gurn.domain, # :type => resource_el.name # TODO: This most likely will break with NS # } # comp_gurn = OMF::SFA::Resource::GURN.create("#{sliver_gurn.short_name}:#{client_id}", opts) comp_gurn = sliver_gurn if resource = OMF::SFA::Resource::OComponent.first(:urn => comp_gurn) context[client_id] = resource if client_id resource.from_sfa(resource_el, context, type) resource.save return end end # Appears the resource doesn't exist yet, let's see if we can create one type = resource_el.name #comp_gurn.type if res_class = @@sfa_name2class[type] resource = res_class.new(:name => comp_gurn.short_name, :urn => comp_gurn) #puts ">>> #{comp_gurn} - #{resource.to_hash}" context[client_id] = resource if client_id resource.from_sfa(resource_el, context, type) #puts "22>>> #{resource.to_hash}" return end raise "Unknown resource type '#{type}' (#{@@sfa_name2class.keys.join(', ')})" end |
#sfa(name, opts = {}) ⇒ Object
Define a SFA property
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# File 'lib/omf-sfa/resource/sfa_base.rb', line 86 def sfa(name, opts = {}) name = name.to_s props = sfa_defs() # get all the sfa properties of this class props[name] = opts # recalculate sfa properties of the descendants descendants.each do |c| c.sfa_defs(false) end end |
#sfa_add_namespace(prefix, urn, options = {}) ⇒ Object
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# File 'lib/omf-sfa/resource/sfa_base.rb', line 51 def sfa_add_namespace(prefix, urn, = {}) [:urn] = urn @@sfa_namespaces[prefix] = @@sfa_namespace2prefix[urn] = prefix end |
#sfa_add_namespaces_to_document(doc) ⇒ Object
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# File 'lib/omf-sfa/resource/sfa_base.rb', line 61 def sfa_add_namespaces_to_document(doc) root = doc.root root.add_namespace(nil, SFA_NAMESPACE_URI) @@sfa_namespaces.each do |name, opts| root.add_namespace(name.to_s, opts[:urn]) #'omf', 'http://tenderlovemaking.com') end end |
#sfa_cast_property_value(value, property_name, context, type = nil) ⇒ Object
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# File 'lib/omf-sfa/resource/sfa_base.rb', line 256 def sfa_cast_property_value(value, property_name, context, type = nil) name = property_name.to_s unless type pdef = sfa_def_for(name) raise "Unknow SFA property '#{name}'" unless pdef type = pdef[:type] end if type.kind_of?(Symbol) if type == :boolean unless value.kind_of?(TrueClass) || value.kind_of?(FalseClass) raise "Wrong type for '#{name}', is #{value.type}, but should be #{type}" end else raise "Unknown type '#{type}', use real Class" end elsif !(value.kind_of?(type)) if type.respond_to? :sfa_create value = type.sfa_create(value, context) else raise "Wrong type for '#{name}', is #{value.class}, but should be #{type}" end # puts "XXX>>> #{name}--#{! value.kind_of?(type)}--#{value.class}||#{type}||#{pdef.inspect}" end value end |
#sfa_class(name = nil, opts = {}) ⇒ Object
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# File 'lib/omf-sfa/resource/sfa_base.rb', line 39 def sfa_class(name = nil, opts = {}) if name name = _sfa_add_ns(name, opts) #sfa_defs()['_class_'] = name @@sfa_classes[self] = name @@sfa_name2class[name] = self else @@sfa_classes[self] #sfa_def_for('_class_') end end |
#sfa_def_for(name) ⇒ Object
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# File 'lib/omf-sfa/resource/sfa_base.rb', line 252 def sfa_def_for(name) sfa_defs()[name.to_s] end |
#sfa_defs(cached = true) ⇒ Object
Return all the property definitions for this class.
cached
- If false, recalculate
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# File 'lib/omf-sfa/resource/sfa_base.rb', line 236 def sfa_defs(cached = true) unless cached && props = @@sfa_defs[self] # this assumes that all the properties of the super classes are already set props = {} klass = self while klass = klass.superclass if sp = @@sfa_defs[klass] props = sp.merge(props) end end #puts "PROP #{self}:#{props.keys.inspect}" @@sfa_defs[self] = props end props end |
#sfa_suppress_id ⇒ Object
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# File 'lib/omf-sfa/resource/sfa_base.rb', line 69 def sfa_suppress_id @@sfa_suppress_id[self] = true end |
#sfa_suppress_id? ⇒ Boolean
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# File 'lib/omf-sfa/resource/sfa_base.rb', line 73 def sfa_suppress_id? @@sfa_suppress_id[self] == true end |
#to_rspec(resources, type, opts = {}) ⇒ Object
opts:
:valid_for - valid [sec] from now
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# File 'lib/omf-sfa/resource/sfa_base.rb', line 97 def to_rspec(resources, type, opts = {}) doc = Nokogiri::XML::Document.new #<rspec expires="2011-09-13T09:07:09Z" generated="2011-09-13T09:07:09Z" type="advertisement" xmlns="http://www.geni.net/resources/rspec/3" xmlns:ol="http://nitlab.inf.uth.gr/schema/sfa/rspec/1" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://www.geni.net/resources/rspec/3 http://www.geni.net/resources/rspec/3/ad.xsd http://nitlab.inf.uth.gr/schema/sfa/rspec/1 http://nitlab.inf.uth.gr/schema/sfa/rspec/1/ad-reservation.xsd"> root = doc.add_child(Nokogiri::XML::Element.new('rspec', doc)) root.set_attribute('type', type) now = Time.now root.set_attribute('generated', now.iso8601) case opts[:type] = type = type.to_sym when :manifest schema = 'manifest.xsd' when :advertisement schema = 'ad.xsd' root.set_attribute('expires', (now + (opts[:valid_for] || 600)).iso8601) when :request schema = 'request.xsd' else raise "Unnown Rspec type '#{type}'" end root.add_namespace(nil, SFA_NAMESPACE_URI) root.add_namespace('xsi', "http://www.w3.org/2001/XMLSchema-instance") #root['xsi:schemaLocation'] = "#{SFA_NAMESPACE_URI} #{SFA_NAMESPACE_URI}/#{schema} #{@@sfa_namespaces[:ol]} #{@@sfa_namespaces[:ol]}/ad-reservation.xsd" @@sfa_namespaces.each do |prefix, opts| root.add_namespace(prefix.to_s, opts[:urn]) end #root = doc.create_element('rspec', doc) #doc.add_child root obj2id = {} _to_sfa_xml(resources, root, obj2id, opts) end |