fix attribute names and xpath queries

[sfa.git] / sfa / rspecs / pg_rspec.py

diff --git a/sfa/rspecs/pg_rspec.py b/sfa/rspecs/pg_rspec.py
index 5af0b81..6ba9ecf 100755 (executable)
--- a/sfa/rspecs/pg_rspec.py
+++ b/sfa/rspecs/pg_rspec.py
@@ -6,56 +6,89 @@ from sfa.util.xrn import *
 from sfa.util.plxrn import hostname_to_urn
 from sfa.util.config import Config  
 
+
 class PGRSpec(RSpec):
-    xml = None
     header = '<?xml version="1.0"?>\n'
+    template = """<rspec xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns="http://www.protogeni.net/resources/rspec/0.2" xsi:schemaLocation="http://www.protogeni.net/resources/rspec/0.2 http://www.protogeni.net/resources/rspec/0.2/ad.xsd"></rspec>"""
     namespaces = {'rspecv2':'http://www.protogeni.net/resources/rspec/0.2',
                   'xsi': 'http://www.w3.org/2001/XMLSchema-instance'
                  }
     schemas =  {'xsi': 'http://www.protogeni.net/resources/rspec/0.2 http://www.protogeni.net/resources/rspec/0.2/ad.xsd'
             }
-    type = 'pg'
-
-    def create(self, type="advertisement"):
-        RSpec.create(self)
-        for namespace in self.namespaces:
-            xmlns = "xmlns"
-            if namespace not in 'rspecv2':
-                xmlns = xmlns + ":" + namespace
-            self.xml.set(xmlns, self.namespaces[namespace])
-        for schema in self.schemas:
-            self.xml.set(schema+":schemaLocation", self.schemas[schema])
+    format = 'pg'
+    xml = None
 
     def get_network(self):
         network = None 
-        nodes = self.xml.xpath('//rspecv2:node[@component_manager_uuid][1]', self.namespaces)
+        nodes = self.xml.xpath('//rspecv2:node[@component_manager_uuid][1]', namespaces=self.namespaces)
         if nodes:
             network  = nodes[0].get('component_manager_uuid')
         return network
 
-    def get_nodes(self, nodes_with_slivers=False):
-        nodes = self.xml.xpath('//rspecv2:node', self.namespaces)
+    def get_networks(self):
+        networks = self.xml.xpath('//rspecv2:node[@component_manager_uuid]/@component_manager_uuid')
+        return set(networks)
+
+    def get_node_elements(self):
+        nodes = self.xml.xpath('//rspecv2:node', namespaces=self.namespaces)
         return nodes
 
+    def get_nodes(self, network=None):
+        return self.xml.xpath('//rspecv2:node[@component_uuid]/@component_uuid', namespaces=self.namespaces) 
+
+    def get_nodes_with_slivers(self, network=None):
+        if network:
+            return self.xml.xpath('//node[@component_manager_uuid="%s"][sliver_type]/@component_name' % network, namespaces=self.namespaces)
+        else:
+            return self.xml.xpath('//node[sliver_type]/@component_name', namespaces=self.namespaces)
+
+    def get_nodes_without_slivers(self, network=None):
+        pass
+
     def add_nodes(self, nodes, check_for_dupes=False):
         if not isinstance(nodes, list):
             nodes = [nodes]
         for node in nodes:
             urn = ""
             if check_for_dupes and \
-              self.xml.xpath('//rspecv2:node[@component_uuid="%s"]' % urn, self.namespaces):
+              self.xml.xpath('//rspecv2:node[@component_uuid="%s"]' % urn, namespaces=self.namespaces):
                 # node already exists
                 continue
                 
             node_tag = etree.SubElement(self.xml, 'node')
+            if 'network_urn' in node:
+                node_tag.set('component_manager_id', node['network_urn'])
+            if 'urn' in node:
+                node_tag.set('component_id', node['urn'])
+            if 'hostname' in node:
+                node_tag.set('component_name', node['hostname'])
             node_type_tag = etree.SubElement(node_tag, 'node_type', type_name='pcvm', type_slots='100')
             available_tag = etree.SubElement(node_tag, 'available').text = 'true'
             exclusive_tag = etree.SubElement(node_tag, 'exclusive').text = 'false'
-            location_tag = etree.SubElement(node_tag, 'location')
-            interface_tag = etree.SubElement(node_tag, 'interface')
+            location_tag = etree.SubElement(node_tag, 'location', location="US")
+            if 'site' in node:
+                if 'longitude' in node['site']:
+                    location_tag.set('longitude', str(node['site']['longitude']))
+                if 'latitude' in node['site']:
+                    location_tag.set('latitude', str(node['site']['latitude']))
+            #if 'interfaces' in node:
             
 
-    def add_slivers(self, slivers, check_for_dupes=False): 
+    def add_slivers(self, hostnames, check_for_dupes=False): 
+        if not isinstance(hostnames, list):
+            hostnames = [hostnames]
+
+        nodes_with_slivers = self.get_nodes_with_slivers()
+        for hostname in hostnames:
+            if hostname in nodes_with_slivers:
+                continue
+            nodes = self.xml.xpath('//node[@component_name="%s"]' % hostname, namespaces=self.namespaces)
+            if nodes:
+                node = nodes[0]
+                node.set('client_id', hostname)
+                etree.SubElement(node, 'sliver_type', name='planetlab-vnode')
+
+    def add_interfaces(self, interfaces, check_for_dupes=False):
         pass
 
     def add_links(self, links, check_for_dupes=False):