+from sfa.rspecs.elements.element import Element
+from sfa.rspecs.elements.sliver import Sliver
+
+class PGv2SliverType:
+
+ @staticmethod
+ def add_sliver(xml, sliver):
+ sliver_elem = Element.add(xml, 'sliver_type', sliver, ['name'])
+
+ @staticmethod
+ def get_slivers(xml, filter={}):
+ xpath = './default:sliver_type | ./sliver_type'
+ sliver_elems = xml.xpath(xpath)
+ slivers = []
+ for sliver_elem in sliver_elems:
+ sliver = Sliver(sliver_elem.attrib,sliver_elm)
+ if 'component_id' in xml.attrib:
+ sliver['component_id'] = xml.attrib['component_id']
+ slivers.append(sliver)
+ return slivers
-from lxml import etree
+from sfa.util.xml import XpathFilter
from sfa.util.plxrn import PlXrn
from sfa.util.xrn import Xrn
+from sfa.rspecs.elements.element import Element
from sfa.rspecs.elements.node import Node
from sfa.rspecs.elements.sliver import Sliver
from sfa.rspecs.elements.network import Network
from sfa.rspecs.elements.pltag import PLTag
from sfa.rspecs.rspec_elements import RSpecElement, RSpecElements
from sfa.rspecs.elements.versions.sfav1Network import SFAv1Network
+from sfa.rspecs.elements.versions.sfav1Sliver import SFAv1Sliver
+from sfa.rspecs.elements.versions.sfav1PLTag import SFAv1PLTag
from sfa.rspecs.elements.versions.pgv2Services import PGv2Services
class SFAv1Node:
- elements = {
- 'node': RSpecElement(RSpecElements.NODE, '//default:node | //node'),
- 'sliver': RSpecElement(RSpecElements.SLIVER, './default:sliver | ./sliver'),
- 'interface': RSpecElement(RSpecElements.INTERFACE, './default:interface | ./interface'),
- 'location': RSpecElement(RSpecElements.LOCATION, './default:location | ./location'),
- 'bw_limit': RSpecElement(RSpecElements.BWLIMIT, './default:bw_limit | ./bw_limit'),
- }
-
@staticmethod
def add_nodes(xml, nodes):
network_elems = SFAv1Network.get_networks(xml)
network_elem = network_elems[0]
elif len(nodes) > 0 and nodes[0].get('component_manager_id'):
network_elem = SFAv1Network.add_network(xml.root, {'name': nodes[0]['component_manager_id']})
-
node_elems = []
for node in nodes:
- node_elem = etree.SubElement(network_elem, 'node')
+ node_fields = ['component_manager_id', 'component_id', 'boot_state']
+ elems = Element.add(network_elem, 'node', node, node_fields)
+ node_elem = elems[0]
node_elems.append(node_elem)
- network = None
+
+ # determine network hrn
+ network_hrn = None
if 'component_manager_id' in node and node['component_manager_id']:
- node_elem.set('component_manager_id', node['component_manager_id'])
- network = Xrn(node['component_manager_id']).get_hrn()
+ 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']:
- node_elem.set('component_id', node['component_id'])
xrn = Xrn(node['component_id'])
node_elem.set('component_name', xrn.get_leaf())
- hostname_tag = etree.SubElement(node_elem, 'hostname').text = xrn.get_leaf()
+ hostname_tag = node_elem.add_element('hostname')
+ hostname_tag.set_text(xrn.get_leaf())
+
+ # set site id
if 'authority_id' in node and node['authority_id']:
node_elem.set('site_id', node['authority_id'])
- if 'boot_state' in node and node['boot_state']:
- node_elem.set('boot_state', node['boot_state'])
- if 'location' in node and node['location']:
- location_elem = etree.SubElement(node_elem, 'location')
- for field in Location.fields:
- if field in node['location'] and node['location'][field]:
- location_elem.set(field, node['location'][field])
- if 'interfaces' in node and node['interfaces']:
- i = 0
- for interface in node['interfaces']:
- if 'bwlimit' in interface and interface['bwlimit']:
- bwlimit = etree.SubElement(node_elem, 'bw_limit', units='kbps').text = str(interface['bwlimit']/1000)
- comp_id = PlXrn(auth=network, interface='node%s:eth%s' % (interface['node_id'], i)).get_urn()
- ipaddr = interface['ipv4']
- interface_elem = etree.SubElement(node_elem, 'interface', component_id=comp_id, ipv4=ipaddr)
- i+=1
- 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)
-
- if node.get('services'):
- PGv2Services.add_services(node_elem, node.get('services'))
- if 'tags' in node:
- for tag in node['tags']:
- # expose this hard wired list of tags, plus the ones that are marked 'sfa' in their category
- if tag['name'] in ['fcdistro', 'arch']:
- tag_element = etree.SubElement(node_elem, tag['name']).text=tag['value']
+ location_elems = Element.add(node_elem, 'location', node.get('location', []), Location.fields)
+ interface_elems = Element.add(node_elem, 'interface', node.get('interfaces', []), Interface.fields)
+ # need to generate the device id in the component_id
+ i=0
+ for interface_elem in interface_elems:
+ comp_id = PlXrn(auth=network, interface='node%s:eth%s' % (interface['node_id'], i)).get_urn()
+ interface_elem.set('component_id', comp_id)
+ i++
+
+ #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)
- if node.get('slivers'):
- for sliver in node['slivers']:
- sliver_elem = etree.SubElement(node_elem, 'sliver')
- if sliver.get('sliver_id'):
- sliver_id_leaf = Xrn(sliver.get('sliver_id')).get_leaf()
- sliver_id_parts = sliver_id_leaf.split(':')
- name = sliver_id_parts[0]
- sliver_elem.set('name', name)
+ PGv2Services.add_services(node_elem, node.get('services', []))
+ SFAv1PLTags.add_tags(node_elem, node.get('tags', []))
+ SFAv1Sliver.add_slivers(node_elem, node.get('slivers', []))
@staticmethod
def add_slivers(xml, slivers):
- pass
+ 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']
+ nodes = SFAv1Node.get_nodes(xml, filter)
+ if not nodes:
+ continue
+ node = nodes[0]
+ SFAv1Sliver.add_slivers(node, sliver)
+
+ @staticmethod
+ def remove_slivers(xml, hostnames):
+ for hostname in hostnames:
+ nodes = SFAv1Node.get_nodes(xml, {'component_id': '*%s*' % hostname})
+ for node in nodes:
+ slivers = SFAv1Slivers.get_slivers(node.element)
+ for sliver in slivers:
+ node.element.remove(sliver.element)
+
+ @staticmethod
+ def get_nodes(xml, filter={}):
+ xpath = '//node%s | //default:node%s' % (XpathFilter.xpath(filter), XpathFilter.xpath(filter))
+ node_elems = xml.xpath(xpath)
+ return SFAv1Node.get_node_objs(node_elems)
+
+ @staticmethod
+ def get_nodes_with_slivers(xml):
+ xpath = '//node/sliver | //default:node/default:sliver' % (XpathFilter.xpath(filter), XpathFilter.xpath(filter))
+ node_elems = xml.xpath(xpath)
+ return SFAv1Node.get_nodes_objs(node_elems)
+
@staticmethod
- def get_nodes(xml):
- nodes = []
- node_elems = xml.xpath(SFAv1Node.elements['node'].path)
+ 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']
- if 'authority_id' in node_elem.attrib:
- node['authority_id'] = node_elem.attrib['authority_id']
-
- # set the location
- location_elems = node_elem.xpath(SFAv1Node.elements['location'].path, xml.namespaces)
- if len(location_elems) > 0:
- node['location'] = Location(location_elems[0].attrib, location_elems[0])
-
- # set the bwlimit
- bwlimit_elems = node_elem.xpath(SFAv1Node.elements['bw_limit'].path, xml.namespaces)
- if len(bwlimit_elems) > 0:
- bwlimit = BWlimit(bwlimit_elems[0].attrib, bwlimit_elems[0])
- node['bwlimit'] = bwlimit
-
- # set the interfaces
- interface_elems = node_elem.xpath(SFAv1Node.elements['interface'].path, xml.namespaces)
- node['interfaces'] = []
- for interface_elem in interface_elems:
- node['interfaces'].append(Interface(interface_elem.attrib, interface_elem))
-
- # set the slivers
- sliver_elems = node_elem.xpath(SFAv1Node.elements['sliver'].path, xml.namespaces)
- node['slivers'] = []
- for sliver_elem in sliver_elems:
- node['slivers'].append(Sliver(sliver_elem.attrib, sliver_elem))
-
- # set tags
- node['tags'] = []
- for child in node_elem.iterchildren():
- if child.tag not in SFAv1Node.elements:
- tag = PLTag({'name': child.tag, 'value': child.text}, child)
- node['tags'].append(tag)
+ location_objs = Element.get(node_elem, './default:location | ./location', Location)
+ if len(location_objs) > 0:
+ node['location'] = location_objs[0]
+ bwlimit_objs = Element.get(node_elem, './default:bw_limit | ./bw_limit', BWlimit)
+ if len(bwlimit_objs) > 0:
+ node['bwlimit'] = bwlimit_objs[0]
+ node['interfaces'] = Element.get(node_elem, './default:interface | ./interface', Interface)
+ node['services'] = PGv2Services.get_services(node_elem)
+ node['slivers'] = SFAv1Sliver.get_slivers(node_elem)
+ node['tags'] = SFAv1PLTag.get_pl_tags(node_elem, ignore=Node.fields.keys())
nodes.append(node)
- return nodes
-
- @staticmethod
- def get_nodes_with_slivers(xml):
- nodes = SFAv1Node.get_nodes(xml)
- nodes_with_slivers = [node for node in nodes if node['slivers']]
- return nodes_with_slivers
-
-
+ return nodes
+
-
-from lxml import etree
-
+from sfa.util.xrn import Xrn
+from sfa.rspecs.elements.element import Element
from sfa.rspecs.elements.sliver import Sliver
+from sfa.rspecs.elements.versions.sfav1PLTag import SFAv1PLTag
-from sfa.util.xrn import Xrn
-from sfa.util.plxrn import PlXrn
class SFAv1Sliver:
@staticmethod
def add_slivers(xml, slivers):
+ if not isinstance(slivers, list):
+ slivers = [slivers]
for sliver in slivers:
- sliver_elem = etree.SubElement(xml, 'sliver')
- if sliver.get('component_id'):
- name_full = Xrn(sliver.get('component_id')).get_leaf()
- name = name_full.split(':')
+ sliver_elem = Element.add(xml, 'sliver', sliver, ['name'])
+ if sliver.get('sliver_id'):
+ sliver_id_leaf = Xrn(sliver.get('sliver_id')).get_leaf()
+ sliver_id_parts = sliver_id_leaf.split(':')
+ name = sliver_id_parts[0]
sliver_elem.set('name', name)
-
+ SFAv1PLTag.add_pl_tags(sliver_elem, sliver.get('tags', []))
+
+ @staticmethod
+ def get_slivers(xml, filter={}):
+ xpath = './default:sliver | ./sliver'
+ sliver_elems = xml.xpath(xpath)
+ slivers = []
+ for sliver_elem in sliver_elems:
+ sliver = Sliver(sliver_elem.attrib,sliver_elm)
+ if 'component_id' in xml.attrib:
+ sliver['component_id'] = xml.attrib['component_id']
+ sliver['tags'] = SFAv1PLTag.get_pl_tags(sliver_elem, ignore=Sliver.fields.keys())
+ slivers.append(sliver)
+ return slivers
from sfa.rspecs.rspec_version import BaseVersion
from sfa.rspecs.rspec_elements import RSpecElement, RSpecElements
from sfa.rspecs.elements.versions.pgv2Link import PGv2Link
+from sfa.rspecs.elements.versions.sfav1Node import SFAv1Node
class SFAv1(BaseVersion):
enabled = True
def get_networks(self):
return self.xml.xpath('//network[@name]/@name')
- def get_node_element(self, hostname, network=None):
- if network:
- names = self.xml.xpath('//network[@name="%s"]//node/hostname' % network)
- else:
- names = self.xml.xpath('//node/hostname')
- for name in names:
- if str(name.text).strip() == hostname:
- return name.getparent()
- return None
-
- def get_node_elements(self, network=None):
- if network:
- return self.xml.xpath('//network[@name="%s"]//node' % network)
- else:
- return self.xml.xpath('//node')
-
def get_nodes(self, network=None):
- if network == None:
- nodes = self.xml.xpath('//node/hostname/text()')
- else:
- nodes = self.xml.xpath('//network[@name="%s"]//node/hostname/text()' % network)
-
- nodes = [node.strip() for node in nodes]
- return nodes
+ return SFAv1Node.get_nodes(self.xml)
def get_nodes_with_slivers(self, network = None):
- if network:
- nodes = self.xml.xpath('//network[@name="%s"]//node[sliver]/hostname/text()' % network)
- else:
- nodes = self.xml.xpath('//node[sliver]/hostname/text()')
-
- nodes = [node.strip() for node in nodes]
- return nodes
-
- def get_nodes_without_slivers(self, network=None):
- xpath_nodes_without_slivers = '//node[not(sliver)]/hostname/text()'
- xpath_nodes_without_slivers_in_network = '//network[@name="%s"]//node[not(sliver)]/hostname/text()'
- if network:
- return self.xml.xpath('//network[@name="%s"]//node[not(sliver)]/hostname/text()' % network)
- else:
- return self.xml.xpath('//node[not(sliver)]/hostname/text()')
+ return SFAv1Node.get_nodes_with_slivers(self.xml)
def attributes_list(self, elem):
# convert a list of attribute tags into list of tuples
slice_attributes.append(attribute)
return slice_attributes
- def get_site_nodes(self, siteid, network=None):
- if network:
- nodes = self.xml.xpath('//network[@name="%s"]/site[@id="%s"]/node/hostname/text()' % \
- (network, siteid))
- else:
- nodes = self.xml.xpath('//site[@id="%s"]/node/hostname/text()' % siteid)
- return nodes
-
def get_links(self, network=None):
return PGv2Link.get_links(self.xml)
def get_link_requests(self):
return PGv2Link.get_link_requests(self.xml)
- def get_link(self, fromnode, tonode, network=None):
- fromsite = fromnode.getparent()
- tosite = tonode.getparent()
- fromid = fromsite.get("id")
- toid = tosite.get("id")
- if network:
- query = "//network[@name='%s']" % network + "/link[@endpoints = '%s %s']"
- else:
- query = "//link[@endpoints = '%s %s']"
-
- results = self.rspec.xpath(query % (fromid, toid))
- if not results:
- results = self.rspec.xpath(query % (toid, fromid))
- return results
-
- def query_links(self, fromnode, tonode, network=None):
- return get_link(fromnode, tonode, network)
-
- def get_vlinks(self, network=None):
- vlinklist = []
- if network:
- vlinks = self.xml.xpath("//network[@name='%s']//vlink" % network)
- else:
- vlinks = self.xml.xpath("//vlink")
- for vlink in vlinks:
- endpoints = vlink.get("endpoints")
- (end1, end2) = endpoints.split()
- if network:
- node1 = self.xml.xpath('//network[@name="%s"]//node[@id="%s"]/hostname/text()' % \
- (network, end1))[0]
- node2 = self.xml.xpath('//network[@name="%s"]//node[@id="%s"]/hostname/text()' % \
- (network, end2))[0]
- else:
- node1 = self.xml.xpath('//node[@id="%s"]/hostname/text()' % end1)[0]
- node2 = self.xml.xpath('//node[@id="%s"]/hostname/text()' % end2)[0]
- desc = "%s <--> %s" % (node1, node2)
- kbps = vlink.find("kbps")
- vlinklist.append((endpoints, desc, kbps.text))
- return vlinklist
-
- def get_vlink(self, endponts, network=None):
- if network:
- query = "//network[@name='%s']//vlink[@endpoints = '%s']" % (network, endpoints)
- else:
- query = "//vlink[@endpoints = '%s']" % (network, endpoints)
- results = self.rspec.xpath(query)
- return results
-
- def query_vlinks(self, endpoints, network=None):
- return get_vlink(endpoints,network)
-
-
##################
# Builder
##################
return network_tag
def add_nodes(self, nodes, network = None, no_dupes=False):
- if not isinstance(nodes, list):
- nodes = [nodes]
- for node in nodes:
- if no_dupes and \
- self.get_node_element(node['hostname']):
- # node already exists
- continue
-
- network_tag = self.xml.root
- if 'network' in node:
- network = node['network']
- network_tag = self.add_network(network)
-
- node_tag = etree.SubElement(network_tag, 'node')
- if 'network' in node:
- node_tag.set('component_manager_id', hrn_to_urn(network, 'authority+sa'))
- if 'urn' in node:
- node_tag.set('component_id', node['urn'])
- if 'site_urn' in node:
- node_tag.set('site_id', node['site_urn'])
- if 'node_id' in node:
- node_tag.set('node_id', 'n'+str(node['node_id']))
- if 'boot_state' in node:
- node_tag.set('boot_state', node['boot_state'])
- if 'hostname' in node:
- node_tag.set('component_name', node['hostname'])
- hostname_tag = etree.SubElement(node_tag, 'hostname').text = node['hostname']
- if 'interfaces' in node:
- i = 0
- for interface in node['interfaces']:
- if 'bwlimit' in interface and interface['bwlimit']:
- bwlimit = etree.SubElement(node_tag, 'bw_limit', units='kbps').text = str(interface['bwlimit']/1000)
- comp_id = PlXrn(auth=network, interface='node%s:eth%s' % (node['node_id'], i)).get_urn()
- ipaddr = interface['ip']
- interface_tag = etree.SubElement(node_tag, 'interface', component_id=comp_id, ipv4=ipaddr)
- i+=1
- if 'bw_unallocated' in node:
- bw_unallocated = etree.SubElement(node_tag, 'bw_unallocated', units='kbps').text = str(node['bw_unallocated']/1000)
- if 'tags' in node:
- for tag in node['tags']:
- # expose this hard wired list of tags, plus the ones that are marked 'sfa' in their category
- if tag['tagname'] in ['fcdistro', 'arch'] or 'sfa' in tag['category'].split('/'):
- tag_element = etree.SubElement(node_tag, tag['tagname']).text=tag['value']
-
- if 'site' in node:
- longitude = str(node['site']['longitude'])
- latitude = str(node['site']['latitude'])
- location = etree.SubElement(node_tag, 'location', country='unknown', \
- longitude=longitude, latitude=latitude)
+ SFAv1Node.add_nodes(self.xml, nodes)
def merge_node(self, source_node_tag, network, no_dupes=False):
if no_dupes and self.get_node_element(node['hostname']):
network_tag = self.add_network(network)
network_tag.append(deepcopy(source_node_tag))
- def add_interfaces(self, interfaces):
- pass
-
def add_links(self, links):
networks = self.get_network_elements()
if len(networks) > 0:
parent.remove(node_elem)
def remove_slivers(self, slivers, network=None, no_dupes=False):
- for sliver in slivers:
- node_elem = self.get_node_element(sliver['hostname'], network)
- sliver_elem = node_elem.find('sliver')
- if sliver_elem != None:
- node_elem.remove(sliver_elem)
+ SFAv1Node.remove_slivers(self.xml, slivers)
def add_default_sliver_attribute(self, name, value, network=None):
if network:
sliver = node.find("sliver")
self.xml.remove_attribute(sliver, name, value)
- def add_vlink(self, fromhost, tohost, kbps, network=None):
- fromnode = self.get_node_element(fromhost, network)
- tonode = self.get_node_element(tohost, network)
- links = self.get_link(fromnode, tonode, network)
-
- for link in links:
- vlink = etree.SubElement(link, "vlink")
- fromid = fromnode.get("id")
- toid = tonode.get("id")
- vlink.set("endpoints", "%s %s" % (fromid, toid))
- self.xml.add_attribute(vlink, "kbps", kbps)
-
-
- def remove_vlink(self, endpoints, network=None):
- vlinks = self.query_vlinks(endpoints, network)
- for vlink in vlinks:
- vlink.getparent().remove(vlink)
-
-
def merge(self, in_rspec):
"""
Merge contents for specified rspec with current rspec
git://git.onelab.eu / sfa.git / commitdiff