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
10 from sfa.util.plxrn import slicename_to_hrn, hrn_to_pl_slicename
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
27 return version_core({'interface':'aggregate',
30 def __get_registry_objects(slice_xrn, creds, users):
34 hrn, type = urn_to_hrn(slice_xrn)
36 hrn_auth = get_authority(hrn)
38 # Build up objects that an SFA registry would return if SFA
39 # could contact the slice's registry directly
43 # dont allow special characters in the site login base
44 #only_alphanumeric = re.compile('[^a-zA-Z0-9]+')
45 #login_base = only_alphanumeric.sub('', hrn_auth[:20]).lower()
46 slicename = hrn_to_pl_slicename(hrn)
47 login_base = slicename.split('_')[0]
51 site['name'] = 'geni.%s' % login_base
52 site['enabled'] = True
53 site['max_slices'] = 100
56 # Is it okay if this login base is the same as one already at this myplc site?
57 # Do we need uniqueness? Should use hrn_auth instead of just the leaf perhaps?
58 site['login_base'] = login_base
59 site['abbreviated_name'] = login_base
60 site['max_slivers'] = 1000
61 reg_objects['site'] = site
65 extime = Credential(string=creds[0]).get_expiration()
66 # If the expiration time is > 60 days from now, set the expiration time to 60 days from now
67 if extime > datetime.datetime.utcnow() + datetime.timedelta(days=60):
68 extime = datetime.datetime.utcnow() + datetime.timedelta(days=60)
69 slice['expires'] = int(time.mktime(extime.timetuple()))
71 slice['name'] = hrn_to_pl_slicename(hrn)
73 slice['description'] = hrn
75 reg_objects['slice_record'] = slice
77 reg_objects['users'] = {}
80 hrn, _ = urn_to_hrn(user['urn'])
81 user['email'] = hrn_to_pl_slicename(hrn) + "@geni.net"
83 user['first_name'] = hrn
84 user['last_name'] = hrn
85 reg_objects['users'][user['email']] = user
89 def __get_hostnames(nodes):
92 hostnames.append(node.hostname)
95 def slice_status(api, slice_xrn, creds):
96 hrn, type = urn_to_hrn(slice_xrn)
97 # find out where this slice is currently running
99 slicename = hrn_to_pl_slicename(hrn)
101 slices = api.plshell.GetSlices(api.plauth, [slicename], ['node_ids','person_ids','name','expires'])
103 raise Exception("Slice %s not found (used %s as slicename internally)" % slice_xrn, slicename)
106 nodes = api.plshell.GetNodes(api.plauth, slice['node_ids'],
107 ['hostname', 'boot_state', 'last_contact'])
108 api.logger.info(slice)
109 api.logger.info(nodes)
112 result['geni_urn'] = slice_xrn
113 result['geni_status'] = 'unknown'
114 result['pl_login'] = slice['name']
115 result['pl_expires'] = datetime.datetime.fromtimestamp(slice['expires']).ctime()
121 res['pl_hostname'] = node['hostname']
122 res['pl_boot_state'] = node['boot_state']
123 res['pl_last_contact'] = node['last_contact']
124 if not node['last_contact'] is None:
125 res['pl_last_contact'] = datetime.datetime.fromtimestamp(node['last_contact']).ctime()
127 res['geni_status'] = 'unknown'
128 res['geni_error'] = ''
130 resources.append(res)
132 result['geni_resources'] = resources
135 def create_slice(api, slice_xrn, creds, rspec, users):
137 Create the sliver[s] (slice) at this aggregate.
138 Verify HRN and initialize the slice record in PLC if necessary.
141 reg_objects = __get_registry_objects(slice_xrn, creds, users)
143 hrn, type = urn_to_hrn(slice_xrn)
146 peer = slices.get_peer(hrn)
147 sfa_peer = slices.get_sfa_peer(hrn)
148 registry = api.registries[api.hrn]
149 credential = api.getCredential()
150 site_id, remote_site_id = slices.verify_site(registry, credential, hrn,
151 peer, sfa_peer, reg_objects)
153 slice_record = slices.verify_slice(registry, credential, hrn, site_id,
154 remote_site_id, peer, sfa_peer, reg_objects)
156 network = Network(api)
158 slice = network.get_slice(api, hrn)
159 slice.peer_id = slice_record['peer_slice_id']
160 current = __get_hostnames(slice.get_nodes())
162 network.addRSpec(rspec, api.config.SFA_AGGREGATE_RSPEC_SCHEMA)
163 request = __get_hostnames(network.nodesWithSlivers())
165 # remove nodes not in rspec
166 deleted_nodes = list(set(current).difference(request))
168 # add nodes from rspec
169 added_nodes = list(set(request).difference(current))
173 api.plshell.UnBindObjectFromPeer(api.plauth, 'slice', slice.id, peer)
175 api.plshell.AddSliceToNodes(api.plauth, slice.name, added_nodes)
176 api.plshell.DeleteSliceFromNodes(api.plauth, slice.name, deleted_nodes)
178 network.updateSliceTags()
182 api.plshell.BindObjectToPeer(api.plauth, 'slice', slice.id, peer,
185 # print network.toxml()
190 def renew_slice(api, xrn, creds, expiration_time):
191 hrn, type = urn_to_hrn(xrn)
192 slicename = hrn_to_pl_slicename(hrn)
193 slices = api.plshell.GetSlices(api.plauth, {'name': slicename}, ['slice_id'])
195 raise RecordNotFound(hrn)
197 requested_time = utcparse(expiration_time)
198 record = {'expires': int(time.mktime(requested_time.timetuple()))}
199 api.plshell.UpdateSlice(api.plauth, slice['slice_id'], record)
202 def start_slice(api, xrn, creds):
203 hrn, type = urn_to_hrn(xrn)
204 slicename = hrn_to_pl_slicename(hrn)
205 slices = api.plshell.GetSlices(api.plauth, {'name': slicename}, ['slice_id'])
207 raise RecordNotFound(hrn)
208 slice_id = slices[0]['slice_id']
209 slice_tags = api.plshell.GetSliceTags(api.plauth, {'slice_id': slice_id, 'tagname': 'enabled'}, ['slice_tag_id'])
210 # just remove the tag if it exists
212 api.plshell.DeleteSliceTag(api.plauth, slice_tags[0]['slice_tag_id'])
216 def stop_slice(api, xrn, creds):
217 hrn, type = urn_to_hrn(xrn)
218 slicename = hrn_to_pl_slicename(hrn)
219 slices = api.plshell.GetSlices(api.plauth, {'name': slicename}, ['slice_id'])
221 raise RecordNotFound(hrn)
222 slice_id = slices[0]['slice_id']
223 slice_tags = api.plshell.GetSliceTags(api.plauth, {'slice_id': slice_id, 'tagname': 'enabled'})
225 api.plshell.AddSliceTag(api.plauth, slice_id, 'enabled', '0')
226 elif slice_tags[0]['value'] != "0":
227 tag_id = attributes[0]['slice_tag_id']
228 api.plshell.UpdateSliceTag(api.plauth, tag_id, '0')
231 def reset_slice(api, xrn):
232 # XX not implemented at this interface
235 def delete_slice(api, xrn, creds):
236 hrn, type = urn_to_hrn(xrn)
237 slicename = hrn_to_pl_slicename(hrn)
238 slices = api.plshell.GetSlices(api.plauth, {'name': slicename})
243 # determine if this is a peer slice
244 peer = peers.get_peer(api, hrn)
247 api.plshell.UnBindObjectFromPeer(api.plauth, 'slice', slice['slice_id'], peer)
248 api.plshell.DeleteSliceFromNodes(api.plauth, slicename, slice['node_ids'])
251 api.plshell.BindObjectToPeer(api.plauth, 'slice', slice['slice_id'], peer, slice['peer_slice_id'])
254 def get_slices(api, creds):
255 # look in cache first
257 slices = api.cache.get('slices')
262 slices = api.plshell.GetSlices(api.plauth, {'peer_id': None}, ['name'])
263 slice_hrns = [slicename_to_hrn(api.hrn, slice['name']) for slice in slices]
264 slice_urns = [hrn_to_urn(slice_hrn, 'slice') for slice_hrn in slice_hrns]
268 api.cache.add('slices', slice_urns)
272 def get_rspec(api, creds, options):
273 # get slice's hrn from options
274 xrn = options.get('geni_slice_urn', '')
275 hrn, type = urn_to_hrn(xrn)
277 # look in cache first
278 if api.cache and not xrn:
279 rspec = api.cache.get('nodes')
283 network = Network(api)
285 if network.get_slice(api, hrn):
288 rspec = network.toxml()
291 if api.cache and not xrn:
292 api.cache.add('nodes', rspec)
297 def get_ticket(api, xrn, creds, rspec, users):
299 reg_objects = __get_registry_objects(xrn, creds, users)
301 slice_hrn, type = urn_to_hrn(xrn)
303 peer = slices.get_peer(slice_hrn)
304 sfa_peer = slices.get_sfa_peer(slice_hrn)
306 # get the slice record
307 registry = api.registries[api.hrn]
308 credential = api.getCredential()
309 records = registry.Resolve(xrn, credential)
311 # similar to create_slice, we must verify that the required records exist
312 # at this aggregate before we can issue a ticket
313 site_id, remote_site_id = slices.verify_site(registry, credential, slice_hrn,
314 peer, sfa_peer, reg_objects)
315 slice = slices.verify_slice(registry, credential, slice_hrn, site_id,
316 remote_site_id, peer, sfa_peer, reg_objects)
318 # make sure we get a local slice record
320 for tmp_record in records:
321 if tmp_record['type'] == 'slice' and \
322 not tmp_record['peer_authority']:
323 record = SliceRecord(dict=tmp_record)
325 raise RecordNotFound(slice_hrn)
328 slivers = Slices(api).get_slivers(slice_hrn)
330 raise SliverDoesNotExist(slice_hrn)
335 'timestamp': int(time.time()),
336 'initscripts': initscripts,
341 object_gid = record.get_gid_object()
342 new_ticket = SfaTicket(subject = object_gid.get_subject())
343 new_ticket.set_gid_caller(api.auth.client_gid)
344 new_ticket.set_gid_object(object_gid)
345 new_ticket.set_issuer(key=api.key, subject=api.hrn)
346 new_ticket.set_pubkey(object_gid.get_pubkey())
347 new_ticket.set_attributes(data)
348 new_ticket.set_rspec(rspec)
349 #new_ticket.set_parent(api.auth.hierarchy.get_auth_ticket(auth_hrn))
353 return new_ticket.save_to_string(save_parents=True)
360 rspec = get_rspec(api, "plc.princeton.sapan", None)
361 #rspec = get_rspec(api, "plc.princeton.coblitz", None)
362 #rspec = get_rspec(api, "plc.pl.sirius", None)
365 f = open(sys.argv[1])
368 create_slice(api, "plc.princeton.sapan", xml)
370 if __name__ == "__main__":