1 # import modules used here -- sys is a very standard one
8 #from sfa.senslab.OARrestapi import *
10 from sfa.util.config import Config
11 from sfa.util.xrn import hrn_to_urn, urn_to_hrn, urn_to_sliver_id
12 from sfa.planetlab.plxrn import PlXrn, hostname_to_urn, hrn_to_pl_slicename
14 from sfa.rspecs.rspec import RSpec
15 from sfa.rspecs.elements.location import Location
16 from sfa.rspecs.elements.hardware_type import HardwareType
17 from sfa.rspecs.elements.node import Node
18 #from sfa.rspecs.elements.login import Login
19 #from sfa.rspecs.elements.services import Services
20 from sfa.rspecs.elements.sliver import Sliver
22 from sfa.rspecs.version_manager import VersionManager
24 from sfa.util.sfatime import datetime_to_epoch
26 def hostname_to_hrn(root_auth,login_base,hostname):
27 return PlXrn(auth=root_auth,hostname=login_base + '_'+hostname).get_hrn()
42 def __init__(self ,driver):
45 def get_slice_and_slivers(self, slice_xrn):
47 Returns a dict of slivers keyed on the sliver's node_id
52 return (slice, slivers)
53 slice_urn = hrn_to_urn(slice_xrn, 'slice')
54 slice_hrn, _ = urn_to_hrn(slice_xrn)
55 slice_name = slice_hrn
56 print >>sys.stderr,"\r\n \r\n \t\t_____________ Slabaggregate api get_slice_and_slivers "
57 slices = self.driver.GetSlices(slice_filter= str(slice_name), slice_filter_type = 'slice_hrn')
58 print >>sys.stderr,"\r\n \r\n \t\t_____________ Slabaggregate api get_slice_and_slivers slices %s " %(slices)
60 return (slice, slivers)
61 if isinstance(slice, list):
66 # sort slivers by node id , if there is a job
67 #and therfore, node allocated to this slice
68 if slice['oar_job_id'] is not -1:
71 for node_id in slice['node_ids']:
72 #node_id = self.driver.root_auth + '.' + node_id
73 sliver = Sliver({'sliver_id': urn_to_sliver_id(slice_urn, slice['record_id_slice'], node_id),
74 'name': slice['slice_hrn'],
77 slivers[node_id]= sliver
79 print>>sys.stderr, " \r\n \t\t get_slice_and_slivers KeyError "
80 ## sort sliver attributes by node id
81 ##tags = self.driver.GetSliceTags({'slice_tag_id': slice['slice_tag_ids']})
83 ### most likely a default/global sliver attribute (node_id == None)
84 ##if tag['node_id'] not in slivers:
85 ##sliver = Sliver({'sliver_id': urn_to_sliver_id(slice_urn, slice['slice_id'], ""),
88 ##slivers[tag['node_id']] = sliver
89 ##slivers[tag['node_id']]['tags'].append(tag)
90 print >>sys.stderr,"\r\n \r\n \t\t_____________ Slabaggregate api get_slice_and_slivers slivers %s " %(slivers)
91 return (slice, slivers)
95 def get_nodes(self, slice=None,slivers=[], options={}):
96 # NT: the semantic of this function is not clear to me :
97 # if slice is not defined, then all the nodes should be returned
98 # if slice is defined, we should return only the nodes that are part of this slice
99 # but what is the role of the slivers parameter ?
100 # So i assume that slice['node_ids'] will be the same as slivers for us
104 # Commenting this part since all nodes should be returned, even if a slice is provided
106 # if 'node_ids' in slice and slice['node_ids']:
107 # #first case, a non empty slice was provided
108 # filter['hostname'] = slice['node_ids']
109 # tags_filter=filter.copy()
110 # nodes = self.driver.GetNodes(filter['hostname'])
112 # #second case, a slice was provided, but is empty
115 # #third case, no slice was provided
116 # nodes = self.driver.GetNodes()
117 nodes = self.driver.GetNodes()
118 #geni_available = options.get('geni_available')
120 #filter['boot_state'] = 'boot'
122 #filter.update({'peer_id': None})
123 #nodes = self.driver.GetNodes(filter['hostname'])
130 #site_ids.append(node['site_id'])
131 #interface_ids.extend(node['interface_ids'])
132 #tag_ids.extend(node['node_tag_ids'])
133 nodes_dict[node['node_id']] = node
136 #sites_dict = self.get_sites({'site_id': site_ids})
138 #interfaces = self.get_interfaces({'interface_id':interface_ids})
140 #node_tags = self.get_node_tags(tags_filter)
143 reserved_nodes=self.driver.GetReservedNodes()
146 # skip whitelisted nodes
147 #if node['slice_ids_whitelist']:
148 #if not slice or slice['slice_id'] not in node['slice_ids_whitelist']:
151 # xxx how to retrieve site['login_base']
152 #site_id=node['site_id']
153 #site=sites_dict[site_id]
154 rspec_node['component_id'] = hostname_to_urn(self.driver.root_auth, node['site'], node['hostname'])
155 rspec_node['component_name'] = node['hostname']
156 rspec_node['component_manager_id'] = hrn_to_urn(self.driver.root_auth, 'authority+sa')
157 #rspec_node['component_manager_id'] = Xrn(self.driver.root_auth, 'authority+sa').get_urn()
158 rspec_node['authority_id'] = hrn_to_urn(PlXrn.site_hrn(self.driver.root_auth, node['site']), 'authority+sa')
159 # do not include boot state (<available> element) in the manifest rspec
162 # rspec_node['boot_state'] = node['boot_state']
163 # if node['hostname'] in reserved_nodes:
164 # rspec_node['boot_state'] = "Reserved"
165 rspec_node['boot_state'] = node['boot_state']
166 if node['hostname'] in reserved_nodes:
167 rspec_node['boot_state'] = "Reserved"
168 rspec_node['exclusive'] = 'True'
169 rspec_node['hardware_types'] = [HardwareType({'name': 'slab-node'})]
171 # only doing this because protogeni rspec needs
172 # to advertise available initscripts
173 #rspec_node['pl_initscripts'] = None
174 # add site/interface info to nodes.
175 # assumes that sites, interfaces and tags have already been prepared.
176 #site = sites_dict[node['site_id']]
179 if node['posx'] and node['posy']:
180 location = Location({'longitude':node['posx'], 'latitude': node['posy']})
181 rspec_node['location'] = location
184 #rspec_node['interfaces'] = []
186 #for if_id in node['interface_ids']:
187 #interface = Interface(interfaces[if_id])
188 #interface['ipv4'] = interface['ip']
189 #interface['component_id'] = PlXrn(auth=self.driver.hrn,
190 #interface='node%s:eth%s' % (node['node_id'], if_count)).get_urn()
191 # interfaces in the manifest need a client id
193 #interface['client_id'] = "%s:%s" % (node['node_id'], if_id)
194 #rspec_node['interfaces'].append(interface)
197 #tags = [PLTag(node_tags[tag_id]) for tag_id in node['node_tag_ids']]
198 rspec_node['tags'] = []
199 if node['hostname'] in slivers:
201 sliver = slivers[node['hostname']]
202 rspec_node['sliver_id'] = sliver['sliver_id']
203 rspec_node['client_id'] = node['hostname']
204 rspec_node['slivers'] = [sliver]
206 # slivers always provide the ssh service
207 #login = Login({'authentication': 'ssh-keys', 'hostname': node['hostname'], 'port':'22', 'username': sliver['name']})
208 #service = Services({'login': login})
209 #rspec_node['services'] = [service]
210 rspec_nodes.append(rspec_node)
214 #from plc/aggregate.py
215 def get_rspec(self, slice_xrn=None, version = None, options={}):
218 version_manager = VersionManager()
220 version = version_manager.get_version(version)
221 print>>sys.stderr, " \r\n SlabAggregate \t\t get_rspec ************** version %s version.type %s version.version %s options %s \r\n" %(version,version.type,version.version,options)
224 rspec_version = version_manager._get_version(version.type, version.version, 'ad')
227 rspec_version = version_manager._get_version(version.type, version.version, 'manifest')
229 slice, slivers = self.get_slice_and_slivers(slice_xrn)
230 #at this point sliver my be {} if no senslab job is running for this user/slice.
231 rspec = RSpec(version=rspec_version, user_options=options)
234 #if slice and 'expires' in slice:
235 #rspec.xml.set('expires', datetime_to_epoch(slice['expires']))
236 # add sliver defaults
237 #nodes, links = self.get_nodes(slice, slivers)
238 nodes = self.get_nodes(slice,slivers)
239 print>>sys.stderr, " \r\n SlabAggregate \t\t get_rspec ************** options %s rspec_version %s version_manager %s rspec.version %s \r\n" %(options, rspec_version,version_manager, rspec.version)
240 rspec.version.add_nodes(nodes)
243 default_sliver = slivers.get(None, [])
245 default_sliver_attribs = default_sliver.get('tags', [])
246 print>>sys.stderr, " \r\n SlabAggregate \t\t get_rspec ************** default_sliver_attribs %s \r\n" %(default_sliver_attribs)
247 for attrib in default_sliver_attribs:
248 print>>sys.stderr, " \r\n SlabAggregate \t\t get_rspec ************** attrib %s \r\n" %(attrib)
250 rspec.version.add_default_sliver_attribute(attrib['tagname'], attrib['value'])