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, urn_to_sliver_id
10 from sfa.util.plxrn import slicename_to_hrn, hrn_to_pl_slicename, hostname_to_urn
11 from sfa.util.record import SfaRecord
12 from sfa.util.policy import Policy
13 from sfa.util.record import *
14 from sfa.trust.sfaticket import SfaTicket
15 from sfa.plc.slices import Slices
16 from sfa.trust.credential import Credential
17 import sfa.plc.peers as peers
18 from sfa.plc.network import *
19 from sfa.plc.api import SfaAPI
20 from sfa.plc.aggregate import Aggregate
21 from sfa.plc.slices import *
22 from sfa.util.version import version_core
23 from sfa.rspecs.version_manager import VersionManager
24 from sfa.rspecs.rspec import RSpec
25 from sfa.util.sfatime import utcparse
26 from sfa.util.callids import Callids
30 version_manager = VersionManager()
31 ad_rspec_versions = []
32 request_rspec_versions = []
33 for rspec_version in version_manager.versions:
34 if rspec_version.content_type in ['*', 'ad']:
35 ad_rspec_versions.append(rspec_version.to_dict())
36 if rspec_version.content_type in ['*', 'request']:
37 request_rspec_versions.append(rspec_version.to_dict())
38 default_rspec_version = version_manager.get_version("sfa 1").to_dict()
40 version_more = {'interface':'aggregate',
43 'request_rspec_versions': request_rspec_versions,
44 'ad_rspec_versions': ad_rspec_versions,
45 'default_ad_rspec': default_rspec_version
47 return version_core(version_more)
49 def __get_registry_objects(slice_xrn, creds, users):
53 hrn, type = urn_to_hrn(slice_xrn)
55 hrn_auth = get_authority(hrn)
57 # Build up objects that an SFA registry would return if SFA
58 # could contact the slice's registry directly
62 # dont allow special characters in the site login base
63 #only_alphanumeric = re.compile('[^a-zA-Z0-9]+')
64 #login_base = only_alphanumeric.sub('', hrn_auth[:20]).lower()
65 slicename = hrn_to_pl_slicename(hrn)
66 login_base = slicename.split('_')[0]
70 site['name'] = 'geni.%s' % login_base
71 site['enabled'] = True
72 site['max_slices'] = 100
75 # Is it okay if this login base is the same as one already at this myplc site?
76 # Do we need uniqueness? Should use hrn_auth instead of just the leaf perhaps?
77 site['login_base'] = login_base
78 site['abbreviated_name'] = login_base
79 site['max_slivers'] = 1000
80 reg_objects['site'] = site
84 # get_expiration always returns a normalized datetime - no need to utcparse
85 extime = Credential(string=creds[0]).get_expiration()
86 # If the expiration time is > 60 days from now, set the expiration time to 60 days from now
87 if extime > datetime.datetime.utcnow() + datetime.timedelta(days=60):
88 extime = datetime.datetime.utcnow() + datetime.timedelta(days=60)
89 slice['expires'] = int(time.mktime(extime.timetuple()))
91 slice['name'] = hrn_to_pl_slicename(hrn)
93 slice['description'] = hrn
95 reg_objects['slice_record'] = slice
97 reg_objects['users'] = {}
100 hrn, _ = urn_to_hrn(user['urn'])
101 user['email'] = hrn_to_pl_slicename(hrn) + "@geni.net"
102 user['first_name'] = hrn
103 user['last_name'] = hrn
104 reg_objects['users'][user['email']] = user
108 def __get_hostnames(nodes):
111 hostnames.append(node.hostname)
114 def SliverStatus(api, slice_xrn, creds, call_id):
115 if Callids().already_handled(call_id): return {}
117 (hrn, type) = urn_to_hrn(slice_xrn)
118 # find out where this slice is currently running
119 slicename = hrn_to_pl_slicename(hrn)
121 slices = api.plshell.GetSlices(api.plauth, [slicename], ['slice_id', 'node_ids','person_ids','name','expires'])
123 raise Exception("Slice %s not found (used %s as slicename internally)" % (slice_xrn, slicename))
126 # report about the local nodes only
127 nodes = api.plshell.GetNodes(api.plauth, {'node_id':slice['node_ids'],'peer_id':None},
128 ['node_id', 'hostname', 'site_id', 'boot_state', 'last_contact'])
129 site_ids = [node['site_id'] for node in nodes]
130 sites = api.plshell.GetSites(api.plauth, site_ids, ['site_id', 'login_base'])
131 sites_dict = dict ( [ (site['site_id'],site['login_base'] ) for site in sites ] )
134 top_level_status = 'unknown'
136 top_level_status = 'ready'
137 slice_urn = Xrn(slice_xrn, 'slice').get_urn()
138 result['geni_urn'] = slice_urn
139 result['pl_login'] = slice['name']
140 result['pl_expires'] = datetime.datetime.fromtimestamp(slice['expires']).ctime()
145 res['pl_hostname'] = node['hostname']
146 res['pl_boot_state'] = node['boot_state']
147 res['pl_last_contact'] = node['last_contact']
148 if node['last_contact'] is not None:
149 res['pl_last_contact'] = datetime.datetime.fromtimestamp(node['last_contact']).ctime()
150 sliver_id = urn_to_sliver_id(slice_urn, slice['slice_id'], node['node_id'])
151 res['geni_urn'] = sliver_id
152 if node['boot_state'] == 'boot':
153 res['geni_status'] = 'ready'
155 res['geni_status'] = 'failed'
156 top_level_staus = 'failed'
158 res['geni_error'] = ''
160 resources.append(res)
162 result['geni_status'] = top_level_status
163 result['geni_resources'] = resources
166 def CreateSliver(api, slice_xrn, creds, rspec_string, users, call_id):
168 Create the sliver[s] (slice) at this aggregate.
169 Verify HRN and initialize the slice record in PLC if necessary.
171 if Callids().already_handled(call_id): return ""
173 aggregate = Aggregate(api)
175 (hrn, type) = urn_to_hrn(slice_xrn)
176 peer = slices.get_peer(hrn)
177 sfa_peer = slices.get_sfa_peer(hrn)
180 slice_record = users[0].get('slice_record', {})
183 rspec = RSpec(rspec_string)
184 requested_attributes = rspec.version.get_slice_attributes()
186 # ensure site record exists
187 site = slices.verify_site(hrn, slice_record, peer, sfa_peer)
188 # ensure slice record exists
189 slice = slices.verify_slice(hrn, slice_record, peer, sfa_peer)
190 # ensure person records exists
191 persons = slices.verify_persons(hrn, slice, users, peer, sfa_peer)
192 # ensure slice attributes exists
193 slices.verify_slice_attributes(slice, requested_attributes)
195 # add/remove slice from nodes
196 requested_slivers = [str(host) for host in rspec.version.get_nodes_with_slivers()]
197 slices.verify_slice_nodes(slice, requested_slivers, peer)
199 # hanlde MyPLC peer association.
200 # only used by plc and ple.
201 slices.handle_peer(site, slice, persons, peer)
203 return aggregate.get_rspec(slice_xrn=slice_xrn, version=rspec.version)
206 def RenewSliver(api, xrn, creds, expiration_time, call_id):
207 if Callids().already_handled(call_id): return True
208 (hrn, type) = urn_to_hrn(xrn)
209 slicename = hrn_to_pl_slicename(hrn)
210 slices = api.plshell.GetSlices(api.plauth, {'name': slicename}, ['slice_id'])
212 raise RecordNotFound(hrn)
214 requested_time = utcparse(expiration_time)
215 record = {'expires': int(time.mktime(requested_time.timetuple()))}
217 api.plshell.UpdateSlice(api.plauth, slice['slice_id'], record)
222 def start_slice(api, xrn, creds):
223 hrn, type = urn_to_hrn(xrn)
224 slicename = hrn_to_pl_slicename(hrn)
225 slices = api.plshell.GetSlices(api.plauth, {'name': slicename}, ['slice_id'])
227 raise RecordNotFound(hrn)
228 slice_id = slices[0]['slice_id']
229 slice_tags = api.plshell.GetSliceTags(api.plauth, {'slice_id': slice_id, 'tagname': 'enabled'}, ['slice_tag_id'])
230 # just remove the tag if it exists
232 api.plshell.DeleteSliceTag(api.plauth, slice_tags[0]['slice_tag_id'])
236 def stop_slice(api, xrn, creds):
237 hrn, type = urn_to_hrn(xrn)
238 slicename = hrn_to_pl_slicename(hrn)
239 slices = api.plshell.GetSlices(api.plauth, {'name': slicename}, ['slice_id'])
241 raise RecordNotFound(hrn)
242 slice_id = slices[0]['slice_id']
243 slice_tags = api.plshell.GetSliceTags(api.plauth, {'slice_id': slice_id, 'tagname': 'enabled'})
245 api.plshell.AddSliceTag(api.plauth, slice_id, 'enabled', '0')
246 elif slice_tags[0]['value'] != "0":
247 tag_id = attributes[0]['slice_tag_id']
248 api.plshell.UpdateSliceTag(api.plauth, tag_id, '0')
251 def reset_slice(api, xrn):
252 # XX not implemented at this interface
255 def DeleteSliver(api, xrn, creds, call_id):
256 if Callids().already_handled(call_id): return ""
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 # xxx Thierry : caching at the aggregate level sounds wrong...
278 def ListSlices(api, creds, call_id):
279 if Callids().already_handled(call_id): return []
280 # look in cache first
281 if caching and api.cache:
282 slices = api.cache.get('slices')
287 slices = api.plshell.GetSlices(api.plauth, {'peer_id': None}, ['name'])
288 slice_hrns = [slicename_to_hrn(api.hrn, slice['name']) for slice in slices]
289 slice_urns = [hrn_to_urn(slice_hrn, 'slice') for slice_hrn in slice_hrns]
292 if caching and api.cache:
293 api.cache.add('slices', slice_urns)
297 def ListResources(api, creds, options, call_id):
298 if Callids().already_handled(call_id): return ""
299 # get slice's hrn from options
300 xrn = options.get('geni_slice_urn', None)
301 (hrn, type) = urn_to_hrn(xrn)
303 version_manager = VersionManager()
304 # get the rspec's return format from options
305 rspec_version = version_manager.get_version(options.get('rspec_version'))
306 version_string = "rspec_%s" % (rspec_version.to_string())
308 #panos adding the info option to the caching key (can be improved)
309 if options.get('info'):
310 version_string = version_string + "_"+options.get('info', 'default')
312 # look in cache first
313 if caching and api.cache and not xrn:
314 rspec = api.cache.get(version_string)
316 api.logger.info("aggregate.ListResources: returning cached value for hrn %s"%hrn)
319 #panos: passing user-defined options
320 #print "manager options = ",options
321 aggregate = Aggregate(api, options)
322 rspec = aggregate.get_rspec(slice_xrn=xrn, version=rspec_version)
325 if caching and api.cache and not xrn:
326 api.cache.add(version_string, rspec)
331 def get_ticket(api, xrn, creds, rspec, users):
333 reg_objects = __get_registry_objects(xrn, creds, users)
335 slice_hrn, type = urn_to_hrn(xrn)
337 peer = slices.get_peer(slice_hrn)
338 sfa_peer = slices.get_sfa_peer(slice_hrn)
340 # get the slice record
341 registry = api.registries[api.hrn]
342 credential = api.getCredential()
343 records = registry.Resolve(xrn, credential)
345 # similar to CreateSliver, we must verify that the required records exist
346 # at this aggregate before we can issue a ticket
347 site_id, remote_site_id = slices.verify_site(registry, credential, slice_hrn,
348 peer, sfa_peer, reg_objects)
349 slice = slices.verify_slice(registry, credential, slice_hrn, site_id,
350 remote_site_id, peer, sfa_peer, reg_objects)
352 # make sure we get a local slice record
354 for tmp_record in records:
355 if tmp_record['type'] == 'slice' and \
356 not tmp_record['peer_authority']:
357 record = SliceRecord(dict=tmp_record)
359 raise RecordNotFound(slice_hrn)
362 slivers = Slices(api).get_slivers(slice_hrn)
364 raise SliverDoesNotExist(slice_hrn)
369 'timestamp': int(time.time()),
370 'initscripts': initscripts,
375 object_gid = record.get_gid_object()
376 new_ticket = SfaTicket(subject = object_gid.get_subject())
377 new_ticket.set_gid_caller(api.auth.client_gid)
378 new_ticket.set_gid_object(object_gid)
379 new_ticket.set_issuer(key=api.key, subject=api.hrn)
380 new_ticket.set_pubkey(object_gid.get_pubkey())
381 new_ticket.set_attributes(data)
382 new_ticket.set_rspec(rspec)
383 #new_ticket.set_parent(api.auth.hierarchy.get_auth_ticket(auth_hrn))
387 return new_ticket.save_to_string(save_parents=True)
394 rspec = ListResources(api, "plc.princeton.sapan", None, 'pl_test_sapan')
395 #rspec = ListResources(api, "plc.princeton.coblitz", None, 'pl_test_coblitz')
396 #rspec = ListResources(api, "plc.pl.sirius", None, 'pl_test_sirius')
399 f = open(sys.argv[1])
402 CreateSliver(api, "plc.princeton.sapan", xml, 'CreateSliver_sapan')
404 if __name__ == "__main__":