Node is now NodeElement
[sfa.git] / sfa / rspecs / elements / versions / slabv1Node.py
index 588b73a..0804c9b 100644 (file)
-from sfa.planetlab.plxrn import PlXrn, xrn_to_hostname
+
 from sfa.util.xrn import Xrn
 from sfa.util.xml import XpathFilter
-from sfa.rspecs.elements.node import Node
+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.element import Element
 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.slabv1Sliver import Slabv1Sliver
-import sys
+from sfa.util.sfalogging import logger
+
+class SlabNode(NodeElement):
+    #First get the fields already defined in the class Node
+    fields = list(NodeElement.fields)
+    #Extend it with senslab's specific fields
+    fields.extend (['archi', 'radio', 'mobile','position'])
+    
+
+class SlabPosition(Element):
+    fields = ['posx', 'posy','posz']
+    
+class SlabLocation(Location):
+    fields = list(Location.fields)
+    fields.extend (['site'])
+    
+
+
+
 class Slabv1Node:
+    
     @staticmethod
-    def add_nodes(xml, nodes):
+    def add_connection_information(xml, ldap_username, sites_set):
+        """ Adds login and ssh connection info in the network item in 
+        the xml. Does not create the network element, therefore 
+        should be used after add_nodes, which creates the network item.
+        
+        """
+        logger.debug(" add_connection_information " )
+        #Get network item in the xml
+        network_elems = xml.xpath('//network')  
+        if len(network_elems) > 0:
+            network_elem = network_elems[0]
 
+        slab_network_dict = {}
+        slab_network_dict['login'] = ldap_username
+        slab_network_dict['ssh'] = \
+            ['ssh ' + ldap_username + '@'+site+'.senslab.info' \
+            for site in sites_set]
+        network_elem.set('ssh', \
+                unicode(slab_network_dict['ssh']))
+        network_elem.set('login', unicode( slab_network_dict['login']))
+
+        
+    @staticmethod
+    def add_nodes(xml, nodes):
+        #Add network item in the xml
+        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
+       
+        logger.debug("slabv1Node \t add_nodes  nodes %s \r\n "%(nodes[0]))
         node_elems = []
+        #Then add nodes items to the network item in the xml
         for node in nodes:
-            node_fields = ['component_manager_id', 'component_id', 'client_id', 'sliver_id', 'exclusive','boot_state']
-            node_elem = xml.add_instance('node', node, node_fields)
+            #Attach this node to the network element
+            node_fields = ['component_manager_id', 'component_id', 'exclusive',\
+                                                    'boot_state', 'mobile']
+            node_elem = network_elem.add_instance('node', node, node_fields)
             node_elems.append(node_elem)
+            
+            #Set the attibutes of this node element
+            for attribute in node: 
             # 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)
+                if attribute is 'component_id':
+                    component_name = node['component_name']
+                    node_elem.set('component_name', component_name)
+                    
+            # set hardware types, extend fields to add Senslab's architecture
+            #and radio type
+                
+                if attribute is 'hardware_types':
+                    for hardware_type in node.get('hardware_types', []): 
+                        fields = HardwareType.fields
+                        fields.extend(['archi','radio'])
+                        node_elem.add_instance('hardware_types', node, fields)
 
-            # set interfaces
-            #if node.get('interfaces'):
-                #for interface in  node.get('interfaces', []):
-                    #node_elem.add_instance('interface', interface, ['component_id', 'client_id'])
+            # set location
+                if attribute is 'location':
+                    node_elem.add_instance('location', node['location'], \
+                                                        SlabLocation.fields)
+             # add granularity of the reservation system
+             #TODO put the granularity in network instead SA 18/07/12
+                if attribute is 'granularity' :
+                    granularity = node['granularity']
+                    if granularity:
+                        node_elem.add_instance('granularity', \
+                                    granularity, granularity.fields)
+                
+          
             # set available element
-            if node.get('boot_state'):
-                if node.get('boot_state').lower() == 'alive':
-                    available_elem = node_elem.add_element('available', now='true')
-                else:
-                    available_elem = node_elem.add_element('available', now='false')
-           
+                if attribute is 'boot_state':
+                    if node.get('boot_state').lower() == 'alive':
+                        available_elem = node_elem.add_element('available', \
+                                                                    now='true')
+                    else:
+                        available_elem = node_elem.add_element('available', \
+                                                                now='false')
+
+            #set position 
+                if attribute is 'position':
+                    node_elem.add_instance('position', node['position'], \
+                                                        SlabPosition.fields)
             ## 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': 'slab-node'})
-                # 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']})
+                if attribute is 'slivers':
+                    slivers = node.get('slivers', [])
+                    if not slivers:
+                    # we must still advertise the available sliver types
+                        slivers = Sliver({'type': 'slab-node'})
+                    # 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']})
            
-            Slabv1Sliver.add_slivers(node_elem, slivers)
+                    Slabv1Sliver.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))
+        xpath = '//node%s | //default:node%s' % (XpathFilter.xpath(filter), \
+                                                    XpathFilter.xpath(filter))
         node_elems = xml.xpath(xpath)  
-        print>>sys.stderr, "\r\n \r\n \t\t \t SLABV1NODE.pY    get_nodes!!!!!!!!!   node_elems %s"%(node_elems)
         return Slabv1Node.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]' 
-        xpath = '//node[count(sliver)>0] | //default:node[count(default:sliver) > 0]' 
+    def get_nodes_with_slivers(xml, sliver_filter={}):
+
+        xpath = '//node[count(sliver)>0] | \
+                                //default:node[count(default:sliver) > 0]' 
         node_elems = xml.xpath(xpath)    
-        print>>sys.stderr, "\r\n \r\n \t\t \t SLABV1NODE.pY    get_nodes_with_slivers  node_elems %s"%(node_elems)
-        return Slabv1Node.get_node_objs(node_elems)
+        logger.debug("SLABV1NODE \tget_nodes_with_slivers  \
+                                node_elems %s"%(node_elems))
+        return Slabv1Node.get_node_objs(node_elems)            
 
     @staticmethod
     def get_node_objs(node_elems):
         nodes = []
         for node_elem in node_elems:
-            node = Node(node_elem.attrib, node_elem)
+            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()
+                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]
+            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]
+            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]
+            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'] = Slabv1Sliver.get_slivers(node_elem)    
-            available_elems = node_elem.xpath('./default:available | ./available')
+            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' 
+                    
+        logger.debug("SLABV1NODE \tget_nodes_objs  \
+                                #nodes %s"%(nodes))
         return nodes
 
 
     @staticmethod
     def add_slivers(xml, slivers):
-        print>>sys.stderr, "\r\n \r\n \t\t SLABv1NODE.PY add_slivers "
+        logger.debug("SLABv1NODE \tadd_slivers ")
         component_ids = []
         for sliver in slivers:
-            filter = {}
+            filter_sliver = {}
             if isinstance(sliver, str):
-                filter['component_id'] = '*%s*' % sliver
+                filter_sliver['component_id'] = '*%s*' % sliver
                 sliver = {}
             elif 'component_id' in sliver and sliver['component_id']:
-                filter['component_id'] = '*%s*' % sliver['component_id']
-            if not filter: 
+                filter_sliver['component_id'] = '*%s*' % sliver['component_id']
+            if not filter_sliver
                 continue
-            nodes = Slabv1Node.get_nodes(xml, filter)
+            nodes = Slabv1Node.get_nodes(xml, filter_sliver)
             if not nodes:
                 continue
             node = nodes[0]
@@ -134,18 +224,12 @@ class Slabv1Node:
     @staticmethod
     def remove_slivers(xml, hostnames):
         for hostname in hostnames:
-            nodes = Slabv1Node.get_nodes(xml, {'component_id': '*%s*' % hostname})
+            nodes = Slabv1Node.get_nodes(xml, \
+                                    {'component_id': '*%s*' % hostname})
             for node in nodes:
                 slivers = Slabv1Sliver.get_slivers(node.element)
                 for sliver in slivers:
                     node.element.remove(sliver.element) 
-if __name__ == '__main__':
-    from sfa.rspecs.rspec import RSpec
-
-    r = RSpec('/tmp/slab.rspec')
-    r2 = RSpec(version = 'slab')
-    nodes = Slabv1Node.get_nodes(r.xml)
-    Slabv1Node.add_nodes(r2.xml.root, nodes)