X-Git-Url: http://git.onelab.eu/?a=blobdiff_plain;f=sfa%2Frspecs%2Felements%2Fversions%2Fpgv2Node.py;h=fb9a9ac50cc9044b8a5cb617134d2d2a18ba2af7;hb=1cc8e9613cab8b5b22478de369f259e591c54e6d;hp=e69de29bb2d1d6434b8b29ae775ad8c2e48c5391;hpb=a8d895c1315a02001b6bd6f393232fa07aa810ea;p=sfa.git diff --git a/sfa/rspecs/elements/versions/pgv2Node.py b/sfa/rspecs/elements/versions/pgv2Node.py index e69de29b..fb9a9ac5 100644 --- a/sfa/rspecs/elements/versions/pgv2Node.py +++ b/sfa/rspecs/elements/versions/pgv2Node.py @@ -0,0 +1,155 @@ +from sfa.util.xrn import Xrn +from sfa.util.xml import XpathFilter + +from sfa.rspecs.elements.node import NodeElement +from sfa.rspecs.elements.sliver import Sliver +from sfa.rspecs.elements.location import Location +from sfa.rspecs.elements.hardware_type import HardwareType +from sfa.rspecs.elements.disk_image import DiskImage +from sfa.rspecs.elements.interface import Interface +from sfa.rspecs.elements.bwlimit import BWlimit +from sfa.rspecs.elements.pltag import PLTag +from sfa.rspecs.elements.versions.pgv2Services import PGv2Services +from sfa.rspecs.elements.versions.pgv2SliverType import PGv2SliverType +from sfa.rspecs.elements.versions.pgv2Interface import PGv2Interface +from sfa.rspecs.elements.granularity import Granularity + +from sfa.planetlab.plxrn import xrn_to_hostname + +class PGv2Node: + @staticmethod + 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 granularity + if node['exclusive'] == "true": + granularity = node.get('granularity') + node_elem.add_instance('granularity', granularity, granularity.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('available'): + available_elem = node_elem.add_element('available', now=node['available']) + # 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 + + @staticmethod + def get_nodes(xml, filter={}): + xpath = '//node%s | //default:node%s' % (XpathFilter.xpath(filter), XpathFilter.xpath(filter)) + node_elems = xml.xpath(xpath) + return PGv2Node.get_node_objs(node_elems) + + @staticmethod + def get_nodes_with_slivers(xml, filter={}): + xpath = '//node[count(sliver_type)>0] | //default:node[count(default:sliver_type) > 0]' + node_elems = xml.xpath(xpath) + return PGv2Node.get_node_objs(node_elems) + + @staticmethod + def get_node_objs(node_elems): + nodes = [] + for node_elem in node_elems: + node = NodeElement(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 granularity + granularity_elems = node_elem.xpath('./default:granularity | ./granularity') + if len(granularity_elems) > 0: + node['granularity'] = granularity_elems[0].get_instance(Granularity) + + # 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 + + + @staticmethod + 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) + + @staticmethod + 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) +if __name__ == '__main__': + from sfa.rspecs.rspec import RSpec + import pdb + r = RSpec('/tmp/emulab.rspec') + r2 = RSpec(version = 'ProtoGENI') + nodes = PGv2Node.get_nodes(r.xml) + PGv2Node.add_nodes(r2.xml.root, nodes) + #pdb.set_trace() + +