6 from types import StringTypes
8 from sfa.util.faults import *
9 from sfa.util.xrn import get_authority, hrn_to_urn, urn_to_hrn, Xrn
10 from sfa.util.plxrn import slicename_to_hrn, hrn_to_pl_slicename, hostname_to_urn
11 from sfa.util.rspec import *
12 from sfa.util.specdict import *
13 from sfa.util.record import SfaRecord
14 from sfa.util.policy import Policy
15 from sfa.util.record import *
16 from sfa.util.sfaticket import SfaTicket
17 from sfa.plc.slices import Slices
18 from sfa.trust.credential import Credential
19 import sfa.plc.peers as peers
20 from sfa.plc.network import *
21 from sfa.plc.api import SfaAPI
22 from sfa.plc.slices import *
23 from sfa.util.version import version_core
24 from sfa.util.sfatime import utcparse
28 return version_core({'interface':'aggregate',
33 def __get_registry_objects(slice_xrn, creds, users):
37 hrn, type = urn_to_hrn(slice_xrn)
39 hrn_auth = get_authority(hrn)
41 # Build up objects that an SFA registry would return if SFA
42 # could contact the slice's registry directly
46 # dont allow special characters in the site login base
47 #only_alphanumeric = re.compile('[^a-zA-Z0-9]+')
48 #login_base = only_alphanumeric.sub('', hrn_auth[:20]).lower()
49 slicename = hrn_to_pl_slicename(hrn)
50 login_base = slicename.split('_')[0]
54 site['name'] = 'geni.%s' % login_base
55 site['enabled'] = True
56 site['max_slices'] = 100
59 # Is it okay if this login base is the same as one already at this myplc site?
60 # Do we need uniqueness? Should use hrn_auth instead of just the leaf perhaps?
61 site['login_base'] = login_base
62 site['abbreviated_name'] = login_base
63 site['max_slivers'] = 1000
64 reg_objects['site'] = site
68 extime = Credential(string=creds[0]).get_expiration()
69 # If the expiration time is > 60 days from now, set the expiration time to 60 days from now
70 if extime > datetime.datetime.utcnow() + datetime.timedelta(days=60):
71 extime = datetime.datetime.utcnow() + datetime.timedelta(days=60)
72 slice['expires'] = int(time.mktime(extime.timetuple()))
74 slice['name'] = hrn_to_pl_slicename(hrn)
76 slice['description'] = hrn
78 reg_objects['slice_record'] = slice
80 reg_objects['users'] = {}
83 hrn, _ = urn_to_hrn(user['urn'])
84 user['email'] = hrn_to_pl_slicename(hrn) + "@geni.net"
85 user['first_name'] = hrn
86 user['last_name'] = hrn
87 reg_objects['users'][user['email']] = user
91 def __get_hostnames(nodes):
94 hostnames.append(node.hostname)
97 def slice_status(api, slice_xrn, creds):
98 hrn, type = urn_to_hrn(slice_xrn)
99 # find out where this slice is currently running
101 slicename = hrn_to_pl_slicename(hrn)
103 slices = api.plshell.GetSlices(api.plauth, [slicename], ['node_ids','person_ids','name','expires'])
105 raise Exception("Slice %s not found (used %s as slicename internally)" % slice_xrn, slicename)
108 nodes = api.plshell.GetNodes(api.plauth, slice['node_ids'],
109 ['hostname', 'site_id', 'boot_state', 'last_contact'])
110 site_ids = [node['site_id'] for node in nodes]
111 sites = api.plshell.GetSites(api.plauth, site_ids, ['site_id', 'login_base'])
114 sites_dict[site['site_id']] = site['login_base']
117 #api.logger.info(slice_xrn)
118 #api.logger.info(slice)
119 #api.logger.info(nodes)
123 top_level_status = 'unknown'
125 top_level_status = 'ready'
126 result['geni_urn'] = Xrn(slice_xrn, 'slice').get_urn()
127 result['pl_login'] = slice['name']
128 result['pl_expires'] = datetime.datetime.fromtimestamp(slice['expires']).ctime()
133 res['pl_hostname'] = node['hostname']
134 res['pl_boot_state'] = node['boot_state']
135 res['pl_last_contact'] = node['last_contact']
136 if not node['last_contact'] is None:
137 res['pl_last_contact'] = datetime.datetime.fromtimestamp(node['last_contact']).ctime()
138 res['geni_urn'] = hostname_to_urn(api.hrn, sites_dict[node['site_id']], node['hostname'])
139 if node['boot_state'] == 'boot':
140 res['geni_status'] = 'ready'
142 res['geni_status'] = 'failed'
143 top_level_staus = failed
145 res['geni_error'] = ''
147 resources.append(res)
149 result['geni_status'] = top_level_status
150 result['geni_resources'] = resources
152 #api.logger.info(result)
156 def create_slice(api, slice_xrn, creds, rspec, users):
158 Create the sliver[s] (slice) at this aggregate.
159 Verify HRN and initialize the slice record in PLC if necessary.
162 reg_objects = __get_registry_objects(slice_xrn, creds, users)
164 hrn, type = urn_to_hrn(slice_xrn)
167 peer = slices.get_peer(hrn)
168 sfa_peer = slices.get_sfa_peer(hrn)
169 registry = api.registries[api.hrn]
170 credential = api.getCredential()
171 site_id, remote_site_id = slices.verify_site(registry, credential, hrn,
172 peer, sfa_peer, reg_objects)
174 slice_record = slices.verify_slice(registry, credential, hrn, site_id,
175 remote_site_id, peer, sfa_peer, reg_objects)
177 network = Network(api)
179 slice = network.get_slice(api, hrn)
180 slice.peer_id = slice_record['peer_slice_id']
181 current = __get_hostnames(slice.get_nodes())
183 network.addRSpec(rspec, api.config.SFA_AGGREGATE_RSPEC_SCHEMA)
184 request = __get_hostnames(network.nodesWithSlivers())
186 # remove nodes not in rspec
187 deleted_nodes = list(set(current).difference(request))
189 # add nodes from rspec
190 added_nodes = list(set(request).difference(current))
194 api.plshell.UnBindObjectFromPeer(api.plauth, 'slice', slice.id, peer)
196 api.plshell.AddSliceToNodes(api.plauth, slice.name, added_nodes)
197 api.plshell.DeleteSliceFromNodes(api.plauth, slice.name, deleted_nodes)
199 network.updateSliceTags()
203 api.plshell.BindObjectToPeer(api.plauth, 'slice', slice.id, peer,
206 # print network.toxml()
211 def renew_slice(api, xrn, creds, expiration_time):
212 hrn, type = urn_to_hrn(xrn)
213 slicename = hrn_to_pl_slicename(hrn)
214 slices = api.plshell.GetSlices(api.plauth, {'name': slicename}, ['slice_id'])
216 raise RecordNotFound(hrn)
218 requested_time = utcparse(expiration_time)
219 record = {'expires': int(time.mktime(requested_time.timetuple()))}
220 api.plshell.UpdateSlice(api.plauth, slice['slice_id'], record)
223 def start_slice(api, xrn, creds):
224 hrn, type = urn_to_hrn(xrn)
225 slicename = hrn_to_pl_slicename(hrn)
226 slices = api.plshell.GetSlices(api.plauth, {'name': slicename}, ['slice_id'])
228 raise RecordNotFound(hrn)
229 slice_id = slices[0]['slice_id']
230 slice_tags = api.plshell.GetSliceTags(api.plauth, {'slice_id': slice_id, 'tagname': 'enabled'}, ['slice_tag_id'])
231 # just remove the tag if it exists
233 api.plshell.DeleteSliceTag(api.plauth, slice_tags[0]['slice_tag_id'])
237 def stop_slice(api, xrn, creds):
238 hrn, type = urn_to_hrn(xrn)
239 slicename = hrn_to_pl_slicename(hrn)
240 slices = api.plshell.GetSlices(api.plauth, {'name': slicename}, ['slice_id'])
242 raise RecordNotFound(hrn)
243 slice_id = slices[0]['slice_id']
244 slice_tags = api.plshell.GetSliceTags(api.plauth, {'slice_id': slice_id, 'tagname': 'enabled'})
246 api.plshell.AddSliceTag(api.plauth, slice_id, 'enabled', '0')
247 elif slice_tags[0]['value'] != "0":
248 tag_id = attributes[0]['slice_tag_id']
249 api.plshell.UpdateSliceTag(api.plauth, tag_id, '0')
252 def reset_slice(api, xrn):
253 # XX not implemented at this interface
256 def delete_slice(api, xrn, creds):
257 hrn, type = urn_to_hrn(xrn)
258 slicename = hrn_to_pl_slicename(hrn)
259 slices = api.plshell.GetSlices(api.plauth, {'name': slicename})
264 # determine if this is a peer slice
265 peer = peers.get_peer(api, hrn)
268 api.plshell.UnBindObjectFromPeer(api.plauth, 'slice', slice['slice_id'], peer)
269 api.plshell.DeleteSliceFromNodes(api.plauth, slicename, slice['node_ids'])
272 api.plshell.BindObjectToPeer(api.plauth, 'slice', slice['slice_id'], peer, slice['peer_slice_id'])
275 def get_slices(api, creds):
276 # look in cache first
278 slices = api.cache.get('slices')
283 slices = api.plshell.GetSlices(api.plauth, {'peer_id': None}, ['name'])
284 slice_hrns = [slicename_to_hrn(api.hrn, slice['name']) for slice in slices]
285 slice_urns = [hrn_to_urn(slice_hrn, 'slice') for slice_hrn in slice_hrns]
289 api.cache.add('slices', slice_urns)
293 def get_rspec(api, creds, options):
294 # get slice's hrn from options
295 xrn = options.get('geni_slice_urn', '')
296 hrn, type = urn_to_hrn(xrn)
298 # look in cache first
299 if api.cache and not xrn:
300 rspec = api.cache.get('nodes')
304 network = Network(api)
306 if network.get_slice(api, hrn):
309 rspec = network.toxml()
312 if api.cache and not xrn:
313 api.cache.add('nodes', rspec)
318 def get_ticket(api, xrn, creds, rspec, users):
320 reg_objects = __get_registry_objects(xrn, creds, users)
322 slice_hrn, type = urn_to_hrn(xrn)
324 peer = slices.get_peer(slice_hrn)
325 sfa_peer = slices.get_sfa_peer(slice_hrn)
327 # get the slice record
328 registry = api.registries[api.hrn]
329 credential = api.getCredential()
330 records = registry.Resolve(xrn, credential)
332 # similar to create_slice, we must verify that the required records exist
333 # at this aggregate before we can issue a ticket
334 site_id, remote_site_id = slices.verify_site(registry, credential, slice_hrn,
335 peer, sfa_peer, reg_objects)
336 slice = slices.verify_slice(registry, credential, slice_hrn, site_id,
337 remote_site_id, peer, sfa_peer, reg_objects)
339 # make sure we get a local slice record
341 for tmp_record in records:
342 if tmp_record['type'] == 'slice' and \
343 not tmp_record['peer_authority']:
344 record = SliceRecord(dict=tmp_record)
346 raise RecordNotFound(slice_hrn)
349 slivers = Slices(api).get_slivers(slice_hrn)
351 raise SliverDoesNotExist(slice_hrn)
356 'timestamp': int(time.time()),
357 'initscripts': initscripts,
362 object_gid = record.get_gid_object()
363 new_ticket = SfaTicket(subject = object_gid.get_subject())
364 new_ticket.set_gid_caller(api.auth.client_gid)
365 new_ticket.set_gid_object(object_gid)
366 new_ticket.set_issuer(key=api.key, subject=api.hrn)
367 new_ticket.set_pubkey(object_gid.get_pubkey())
368 new_ticket.set_attributes(data)
369 new_ticket.set_rspec(rspec)
370 #new_ticket.set_parent(api.auth.hierarchy.get_auth_ticket(auth_hrn))
374 return new_ticket.save_to_string(save_parents=True)
381 rspec = get_rspec(api, "plc.princeton.sapan", None)
382 #rspec = get_rspec(api, "plc.princeton.coblitz", None)
383 #rspec = get_rspec(api, "plc.pl.sirius", None)
386 f = open(sys.argv[1])
389 create_slice(api, "plc.princeton.sapan", xml)
391 if __name__ == "__main__":