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
Beispiel #2
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    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
Beispiel #3
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 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
    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(
                './hardware_type | ./default:hardware_type')
            node['hardware_types'] = [
                hw_type.get_instance(HardwareType)
                for hw_type in hardware_type_elems
            ]

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

            # get services
            service_elems = node_elem.xpath('./services | ./default:service')
            if service_elems:
                node['services'] = PGv2Services.get_services(node_elem)

            # get slivers
            sliver_elems = node_elem.xpath('./sliver | ./default:slivers')
            if sliver_elems:
                node['slivers'] = OcfOfSlivers.get_slivers(sliver_elems)

            available_elems = node_elem.xpath(
                './available | ./default: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
Beispiel #5
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    def get_node_objs(node_elems):
        nodes = []    
        for node_elem in node_elems:
            node = Node(node_elem.attrib, node_elem)
            if 'site_id' in node_elem.attrib:
                node['authority_id'] = node_elem.attrib['site_id']
            # get location
            location_elems = node_elem.xpath('./default:location | ./location')
            locations = [loc_elem.get_instance(Location) for loc_elem in location_elems]  
            if len(locations) > 0:
                node['location'] = locations[0]
            # get bwlimit
            bwlimit_elems = node_elem.xpath('./default:bw_limit | ./bw_limit')
            bwlimits = [bwlimit_elem.get_instance(BWlimit) for bwlimit_elem in bwlimit_elems]
            if len(bwlimits) > 0:
                node['bwlimit'] = bwlimits[0]
            # get interfaces
            iface_elems = node_elem.xpath('./default:interface | ./interface')
            ifaces = [iface_elem.get_instance(Interface) for iface_elem in iface_elems]
            node['interfaces'] = ifaces
            # get services
            node['services'] = PGv2Services.get_services(node_elem) 
            # get slivers
            node['slivers'] = NITOSv1Sliver.get_slivers(node_elem)
            # get tags
            node['tags'] =  NITOSv1PLTag.get_pl_tags(node_elem, ignore=Node.fields+["hardware_type"])
            # 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]

            # temporary... play nice with old slice manager rspec
            if not node['component_name']:
                hostname_elem = node_elem.find("hostname")
                if hostname_elem != None:
                    node['component_name'] = hostname_elem.text

            nodes.append(node)
        return nodes            
Beispiel #6
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    def add_nodes(xml, nodes):
        network_elems = xml.xpath('//network')
        if len(network_elems) > 0:
            network_elem = network_elems[0]
        elif len(nodes) > 0 and nodes[0].get('component_manager_id'):
            network_urn = nodes[0]['component_manager_id']
            network_elem = xml.add_element('network', name = Xrn(network_urn).get_hrn())
        else:
            network_elem = xml

        # needs to be improuved to retreive the gateway addr dynamically.
        gateway_addr = 'nitlab.inf.uth.gr'

        node_elems = []       
        for node in nodes:
            node_fields = ['component_manager_id', 'component_id', 'boot_state']
            node_elem = network_elem.add_instance('node', node, node_fields)
            node_elems.append(node_elem)

            # determine network hrn
            network_hrn = None 
            if 'component_manager_id' in node and node['component_manager_id']:
                network_hrn = Xrn(node['component_manager_id']).get_hrn()

            # set component_name attribute and  hostname element
            if 'component_id' in node and node['component_id']:
                component_name = Xrn(xrn=node['component_id']).get_leaf()
                node_elem.set('component_name', component_name)
                hostname_elem = node_elem.add_element('hostname')
                hostname_elem.set_text(component_name)

            # set site id
            if 'authority_id' in node and node['authority_id']:
                node_elem.set('site_id', node['authority_id'])

            # add locaiton
            location = node.get('location')
            if location:
                node_elem.add_instance('location', location, Location.fields)

            # add 3D Position of the node
            position_3d = node.get('position_3d')
            if position_3d:
                node_elem.add_instance('position_3d', position_3d, Position3D.fields)

            # all nitos nodes are exculsive
            exclusive_elem = node_elem.add_element('exclusive')
            exclusive_elem.set_text('TRUE')
 
            # In order to access nitos nodes, one need to pass through the nitos gateway
            # here we advertise Nitos access gateway address
            gateway_elem = node_elem.add_element('gateway')
            gateway_elem.set_text(gateway_addr)

            # add granularity of the reservation system
            granularity = node.get('granularity')['grain']
            if granularity:
                #node_elem.add_instance('granularity', granularity, granularity.fields)
                granularity_elem = node_elem.add_element('granularity')
                granularity_elem.set_text(str(granularity))
            # add hardware type
            #hardware_type = node.get('hardware_type')
            #if hardware_type:
            #    node_elem.add_instance('hardware_type', hardware_type)
            hardware_type_elem = node_elem.add_element('hardware_type')
            hardware_type_elem.set_text(node.get('hardware_type'))


            if isinstance(node.get('interfaces'), list):
                for interface in node.get('interfaces', []):
                    node_elem.add_instance('interface', interface, ['component_id', 'client_id', 'ipv4']) 
            
            #if 'bw_unallocated' in node and node['bw_unallocated']:
            #    bw_unallocated = etree.SubElement(node_elem, 'bw_unallocated', units='kbps').text = str(int(node['bw_unallocated'])/1000)

            PGv2Services.add_services(node_elem, node.get('services', []))
            tags = node.get('tags', [])
            if tags:
                for tag in tags:
                    tag_elem = node_elem.add_element(tag['tagname'])
                    tag_elem.set_text(tag['value'])
            NITOSv1Sliver.add_slivers(node_elem, node.get('slivers', []))
Beispiel #7
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    def add_nodes(xml, nodes):
        network_elems = xml.xpath('//network')
        if len(network_elems) > 0:
            network_elem = network_elems[0]
        elif len(nodes) > 0 and nodes[0].get('component_manager_id'):
            network_urn = nodes[0]['component_manager_id']
            network_elem = xml.add_element('network', name = Xrn(network_urn).get_hrn())
        else:
            network_elem = xml

        node_elems = []       
        for node in nodes:
            node_fields = ['component_manager_id', 'component_id', 'boot_state']
            node_elem = network_elem.add_instance('node', node, node_fields)
            node_elems.append(node_elem)

            # determine network hrn
            network_hrn = None 
            if 'component_manager_id' in node and node['component_manager_id']:
                network_hrn = Xrn(node['component_manager_id']).get_hrn()

            # set component_name attribute and  hostname element
            if 'component_id' in node and node['component_id']:
                component_name = xrn_to_hostname(node['component_id'])
                node_elem.set('component_name', component_name)
                hostname_elem = node_elem.add_element('hostname')
                hostname_elem.set_text(component_name)

            # set site id
            if 'authority_id' in node and node['authority_id']:
                node_elem.set('site_id', node['authority_id'])

            # add locaiton
            location = node.get('location')
            if location:
                node_elem.add_instance('location', location, Location.fields)

            # add exclusive tag to distinguish between Reservable and Shared nodes
            exclusive_elem = node_elem.add_element('exclusive')
            if node.get('exclusive') and node.get('exclusive') == 'true':
                exclusive_elem.set_text('TRUE')
                # add granularity of the reservation system
                granularity = node.get('granularity')
                if granularity:
                    node_elem.add_instance('granularity', granularity, granularity.fields)
            else:
                exclusive_elem.set_text('FALSE')


            if isinstance(node.get('interfaces'), list):
                for interface in node.get('interfaces', []):
                    node_elem.add_instance('interface', interface, ['component_id', 'client_id', 'ipv4']) 
            
            #if 'bw_unallocated' in node and node['bw_unallocated']:
            #    bw_unallocated = etree.SubElement(node_elem, 'bw_unallocated', units='kbps').text = str(int(node['bw_unallocated'])/1000)

            PGv2Services.add_services(node_elem, node.get('services', []))
            tags = node.get('tags', [])
            if tags:
                for tag in tags:
                    tag_elem = node_elem.add_element(tag['tagname'])
                    tag_elem.set_text(tag['value'])
            SFAv1Sliver.add_slivers(node_elem, node.get('slivers', []))