+#!/usr/bin/python
+
+from sfa.rspecs.elements.node import Node
+
+class SFAv1Node(Node):
+
+ def get_node_elements(self, network=None):
+ if network:
+ nodes = self.root_node.xpath('//network[@name="%s"]//node' % network)
+ else:
+ nodes = self.root_node.xpath('//node')
+ return nodes
+
+ def get_nodes(self, network=None):
+ node_elems = self.get_node_elements(network)
+ nodes = [self.get_attributes(node_elem, recursive=True) \
+ for node_elem in node_elems]
+ return nodes
+
+ 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.root_node
+ if 'network' in node:
+ network = node['network']
+ network_tags = self.root_node.xpath('//network[@name="%s"]' % network)
+ if not network_tags:
+ #network_tag = etree.SubElement(self.root_node, 'network', name=network)
+ network_tag = self.add_element('network', {'name': network}, self.root_node)
+ else:
+ network_tag = network_tags[0]
+
+ #node_tag = etree.SubElement(network_tag, 'node')
+ node_tag = self.add_element('node', parent=network_tag)
+ if 'network' in node:
+ node_tag.set('component_manager_id', network)
+ 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 'hostname' in node:
+ #hostname_tag = etree.SubElement(node_tag, 'hostname').text = node['hostname']
+ hostname_tag = self.add_element('hostname', parent=node_tag)
+ hostname_tag.text = node['hostname']
+ if 'interfaces' in node:
+ 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)
+ bwlimit_tag = self.add_element('bw_limit', {'units': 'kbps'}, parent=node_tag)
+ bwlimit_tag.text = str(interface['bwlimit']/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'], value=tag['value'])
+ tag_element = self.add_element(tag['tagname'], parent=node_tag)
+ tag_element.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)
+ location_attrs = {'country': 'unknown', 'longitude': longitude, 'latitude': latitude}
+ self.add_element('location', location_attrs, node_tag)
+
+if __name__ == '__main__':
+ import sys
+ from lxml import etree
+ args = sys.argv[1:]
+ filename = args[0]
+
+ root_node = etree.parse(filename)
+ network = SFAv1Node(root_node)
+ print network.get_nodes()