Пример #1
0
    def get_node_objs(node_elems):
        nodes = []
        for node_elem in node_elems:
            node = Node(node_elem.attrib, node_elem)
            nodes.append(node) 
            if 'component_id' in node_elem.attrib:
                node['authority_id'] = Xrn(node_elem.attrib['component_id']).get_authority_urn()
            
            # get hardware types
            hardware_type_elems = node_elem.xpath('./default:hardware_type | ./hardware_type')
            node['hardware_types'] = [hw_type.get_instance(HardwareType) for hw_type in hardware_type_elems]
            
            # get location
            location_elems = node_elem.xpath('./default:location | ./location')
            locations = [location_elem.get_instance(Location) for location_elem in location_elems]
            if len(locations) > 0:
                node['location'] = locations[0]

            # get interfaces
            iface_elems = node_elem.xpath('./default:interface | ./interface')
            node['interfaces'] = [iface_elem.get_instance(Interface) for iface_elem in iface_elems]

            # get services
            node['services'] = PGv2Services.get_services(node_elem)
            
            # get slivers
            node['slivers'] = PGv2SliverType.get_slivers(node_elem)    
            available_elems = node_elem.xpath('./default:available | ./available')
            if len(available_elems) > 0 and 'name' in available_elems[0].attrib:
                if available_elems[0].attrib.get('now', '').lower() == 'true': 
                    node['boot_state'] = 'boot'
                else: 
                    node['boot_state'] = 'disabled' 
        return nodes
Пример #2
0
 def remove_slivers(xml, hostnames):
     for hostname in hostnames:
         nodes = PGv2Node.get_nodes(xml, {'component_id': '*%s*' % hostname})
         for node in nodes:
             slivers = PGv2SliverType.get_slivers(node.element)
             for sliver in slivers:
                 node.element.remove(sliver.element) 
Пример #3
0
 def add_slivers(xml, slivers):
     component_ids = []
     for sliver in slivers:
         filter = {}
         if isinstance(sliver, str):
             filter['component_id'] = '*%s*' % sliver
             sliver = {}
         elif 'component_id' in sliver and sliver['component_id']:
             filter['component_id'] = '*%s*' % sliver['component_id']
         if not filter: 
             continue
         nodes = PGv2Node.get_nodes(xml, filter)
         if not nodes:
             continue
         node = nodes[0]
         PGv2SliverType.add_slivers(node, sliver)
Пример #4
0
 def add_nodes(xml, nodes):
     node_elems = []
     for node in nodes:
         node_fields = ['component_manager_id', 'component_id', 'client_id', 'sliver_id', 'exclusive']
         node_elem = xml.add_instance('node', node, node_fields)
         node_elems.append(node_elem)
         # set component name
         if node.get('component_id'):
             component_name = xrn_to_hostname(node['component_id'])
             node_elem.set('component_name', component_name)
         # set hardware types
         if node.get('hardware_types'):
             for hardware_type in node.get('hardware_types', []): 
                 node_elem.add_instance('hardware_type', hardware_type, HardwareType.fields)
         # set location
         if node.get('location'):
             node_elem.add_instance('location', node['location'], Location.fields)       
         # set interfaces
         PGv2Interface.add_interfaces(node_elem, node.get('interfaces'))
         #if node.get('interfaces'):
         #    for interface in  node.get('interfaces', []):
         #        node_elem.add_instance('interface', interface, ['component_id', 'client_id'])
         # set available element
         if node.get('boot_state'):
             if node.get('boot_state').lower() == 'boot':
                 available_elem = node_elem.add_element('available', now='true')
             else:
                 available_elem = node_elem.add_element('available', now='false')
         # add services
         PGv2Services.add_services(node_elem, node.get('services', [])) 
         # add slivers
         slivers = node.get('slivers', [])
         if not slivers:
             # we must still advertise the available sliver types
             slivers = Sliver({'type': 'plab-vserver'})
             # we must also advertise the available initscripts
             slivers['tags'] = []
             if node.get('pl_initscripts'): 
                 for initscript in node.get('pl_initscripts', []):
                     slivers['tags'].append({'name': 'initscript', 'value': initscript['name']})
         PGv2SliverType.add_slivers(node_elem, slivers)
     return node_elems