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.specdict import *
12 from sfa.util.record import SfaRecord
13 from sfa.util.policy import Policy
14 from sfa.util.record import *
15 from sfa.util.sfaticket import SfaTicket
16 from sfa.plc.slices import Slices
17 from sfa.trust.credential import Credential
18 import sfa.plc.peers as peers
19 from sfa.plc.network import *
20 from sfa.plc.api import SfaAPI
21 from sfa.plc.aggregate import Aggregate
22 from sfa.plc.slices import *
23 from sfa.util.version import version_core
24 from sfa.rspecs.version_manager import VersionManager
25 from sfa.rspecs.rspec import RSpec
26 from sfa.util.sfatime import utcparse
27 from sfa.util.callids import Callids
31 version_manager = VersionManager()
32 ad_rspec_versions = []
33 request_rspec_versions = []
34 for rspec_version in version_manager.versions:
35 if rspec_version.content_type in ['*', 'ad']:
36 ad_rspec_versions.append(rspec_version.to_dict())
37 if rspec_version.content_type in ['*', 'request']:
38 request_rspec_versions.append(rspec_version.to_dict())
39 default_rspec_version = version_manager.get_version("sfa 1").to_dict()
41 version_more = {'interface':'aggregate',
44 'request_rspec_versions': request_rspec_versions,
45 'ad_rspec_versions': ad_rspec_versions,
46 'default_ad_rspec': default_rspec_version
48 return version_core(version_more)
50 def __get_registry_objects(slice_xrn, creds, users):
54 hrn, type = urn_to_hrn(slice_xrn)
56 hrn_auth = get_authority(hrn)
58 # Build up objects that an SFA registry would return if SFA
59 # could contact the slice's registry directly
63 # dont allow special characters in the site login base
64 #only_alphanumeric = re.compile('[^a-zA-Z0-9]+')
65 #login_base = only_alphanumeric.sub('', hrn_auth[:20]).lower()
66 slicename = hrn_to_pl_slicename(hrn)
67 login_base = slicename.split('_')[0]
71 site['name'] = 'geni.%s' % login_base
72 site['enabled'] = True
73 site['max_slices'] = 100
76 # Is it okay if this login base is the same as one already at this myplc site?
77 # Do we need uniqueness? Should use hrn_auth instead of just the leaf perhaps?
78 site['login_base'] = login_base
79 site['abbreviated_name'] = login_base
80 site['max_slivers'] = 1000
81 reg_objects['site'] = site
85 # get_expiration always returns a normalized datetime - no need to utcparse
86 extime = Credential(string=creds[0]).get_expiration()
87 # If the expiration time is > 60 days from now, set the expiration time to 60 days from now
88 if extime > datetime.datetime.utcnow() + datetime.timedelta(days=60):
89 extime = datetime.datetime.utcnow() + datetime.timedelta(days=60)
90 slice['expires'] = int(time.mktime(extime.timetuple()))
92 slice['name'] = hrn_to_pl_slicename(hrn)
94 slice['description'] = hrn
96 reg_objects['slice_record'] = slice
98 reg_objects['users'] = {}
101 hrn, _ = urn_to_hrn(user['urn'])
102 user['email'] = hrn_to_pl_slicename(hrn) + "@geni.net"
103 user['first_name'] = hrn
104 user['last_name'] = hrn
105 reg_objects['users'][user['email']] = user
109 def __get_hostnames(nodes):
112 hostnames.append(node.hostname)
115 def SliverStatus(api, slice_xrn, creds, call_id):
116 if Callids().already_handled(call_id): return {}
118 (hrn, type) = urn_to_hrn(slice_xrn)
119 # find out where this slice is currently running
120 slicename = hrn_to_pl_slicename(hrn)
122 slices = api.plshell.GetSlices(api.plauth, [slicename], ['slice_id', 'node_ids','person_ids','name','expires'])
124 raise Exception("Slice %s not found (used %s as slicename internally)" % (slice_xrn, slicename))
127 # report about the local nodes only
128 nodes = api.plshell.GetNodes(api.plauth, {'node_id':slice['node_ids'],'peer_id':None},
129 ['node_id', 'hostname', 'site_id', 'boot_state', 'last_contact'])
130 site_ids = [node['site_id'] for node in nodes]
131 sites = api.plshell.GetSites(api.plauth, site_ids, ['site_id', 'login_base'])
132 sites_dict = dict ( [ (site['site_id'],site['login_base'] ) for site in sites ] )
135 top_level_status = 'unknown'
137 top_level_status = 'ready'
138 slice_urn = Xrn(slice_xrn, 'slice').get_urn()
139 result['geni_urn'] = slice_urn
140 result['pl_login'] = slice['name']
141 result['pl_expires'] = datetime.datetime.fromtimestamp(slice['expires']).ctime()
146 res['pl_hostname'] = node['hostname']
147 res['pl_boot_state'] = node['boot_state']
148 res['pl_last_contact'] = node['last_contact']
149 if node['last_contact'] is not None:
150 res['pl_last_contact'] = datetime.datetime.fromtimestamp(node['last_contact']).ctime()
151 sliver_id = urn_to_sliver_id(slice_urn, slice['slice_id'], node['node_id'])
152 res['geni_urn'] = sliver_id
153 if node['boot_state'] == 'boot':
154 res['geni_status'] = 'ready'
156 res['geni_status'] = 'failed'
157 top_level_staus = 'failed'
159 res['geni_error'] = ''
161 resources.append(res)
163 result['geni_status'] = top_level_status
164 result['geni_resources'] = resources
167 def CreateSliver(api, slice_xrn, creds, rspec_string, users, call_id):
169 Create the sliver[s] (slice) at this aggregate.
170 Verify HRN and initialize the slice record in PLC if necessary.
172 if Callids().already_handled(call_id): return ""
174 aggregate = Aggregate(api)
176 (hrn, type) = urn_to_hrn(slice_xrn)
177 peer = slices.get_peer(hrn)
178 sfa_peer = slices.get_sfa_peer(hrn)
181 slice_record = users[0].get('slice_record', {})
184 rspec = RSpec(rspec_string)
185 requested_attributes = rspec.version.get_slice_attributes()
187 # ensure site record exists
188 site = slices.verify_site(hrn, slice_record, peer, sfa_peer)
189 # ensure slice record exists
190 slice = slices.verify_slice(hrn, slice_record, peer, sfa_peer)
191 # ensure person records exists
192 persons = slices.verify_persons(hrn, slice, users, peer, sfa_peer)
193 # ensure slice attributes exists
194 slices.verify_slice_attributes(slice, requested_attributes)
196 # add/remove slice from nodes
197 requested_slivers = [str(host) for host in rspec.version.get_nodes_with_slivers()]
198 slices.verify_slice_nodes(slice, requested_slivers, peer)
200 # hanlde MyPLC peer association.
201 # only used by plc and ple.
202 slices.handle_peer(site, slice, persons, peer)
204 return aggregate.get_rspec(slice_xrn=slice_xrn, version=rspec.version)
207 def RenewSliver(api, xrn, creds, expiration_time, call_id):
208 if Callids().already_handled(call_id): return True
209 (hrn, type) = urn_to_hrn(xrn)
210 slicename = hrn_to_pl_slicename(hrn)
211 slices = api.plshell.GetSlices(api.plauth, {'name': slicename}, ['slice_id'])
213 raise RecordNotFound(hrn)
215 requested_time = utcparse(expiration_time)
216 record = {'expires': int(time.mktime(requested_time.timetuple()))}
218 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 DeleteSliver(api, xrn, creds, call_id):
257 if Callids().already_handled(call_id): return ""
258 (hrn, type) = urn_to_hrn(xrn)
259 slicename = hrn_to_pl_slicename(hrn)
260 slices = api.plshell.GetSlices(api.plauth, {'name': slicename})
265 # determine if this is a peer slice
266 peer = peers.get_peer(api, hrn)
269 api.plshell.UnBindObjectFromPeer(api.plauth, 'slice', slice['slice_id'], peer)
270 api.plshell.DeleteSliceFromNodes(api.plauth, slicename, slice['node_ids'])
273 api.plshell.BindObjectToPeer(api.plauth, 'slice', slice['slice_id'], peer, slice['peer_slice_id'])
276 # xxx Thierry : caching at the aggregate level sounds wrong...
279 def ListSlices(api, creds, call_id):
280 if Callids().already_handled(call_id): return []
281 # look in cache first
282 if caching and api.cache:
283 slices = api.cache.get('slices')
288 slices = api.plshell.GetSlices(api.plauth, {'peer_id': None}, ['name'])
289 slice_hrns = [slicename_to_hrn(api.hrn, slice['name']) for slice in slices]
290 slice_urns = [hrn_to_urn(slice_hrn, 'slice') for slice_hrn in slice_hrns]
293 if caching and api.cache:
294 api.cache.add('slices', slice_urns)
298 def ListResources(api, creds, options, call_id):
299 if Callids().already_handled(call_id): return ""
300 # get slice's hrn from options
301 xrn = options.get('geni_slice_urn', None)
302 (hrn, type) = urn_to_hrn(xrn)
304 version_manager = VersionManager()
305 # get the rspec's return format from options
306 rspec_version = version_manager.get_version(options.get('rspec_version'))
307 version_string = "rspec_%s" % (rspec_version.to_string())
309 #panos adding the info option to the caching key (can be improved)
310 if options.get('info'):
311 version_string = version_string + "_"+options.get('info', 'default')
313 # look in cache first
314 if caching and api.cache and not xrn:
315 rspec = api.cache.get(version_string)
317 api.logger.info("aggregate.ListResources: returning cached value for hrn %s"%hrn)
320 #panos: passing user-defined options
321 #print "manager options = ",options
322 aggregate = Aggregate(api, options)
323 rspec = aggregate.get_rspec(slice_xrn=xrn, version=rspec_version)
326 if caching and api.cache and not xrn:
327 api.cache.add(version_string, rspec)
332 def get_ticket(api, xrn, creds, rspec, users):
334 reg_objects = __get_registry_objects(xrn, creds, users)
336 slice_hrn, type = urn_to_hrn(xrn)
338 peer = slices.get_peer(slice_hrn)
339 sfa_peer = slices.get_sfa_peer(slice_hrn)
341 # get the slice record
342 registry = api.registries[api.hrn]
343 credential = api.getCredential()
344 records = registry.Resolve(xrn, credential)
346 # similar to CreateSliver, we must verify that the required records exist
347 # at this aggregate before we can issue a ticket
348 site_id, remote_site_id = slices.verify_site(registry, credential, slice_hrn,
349 peer, sfa_peer, reg_objects)
350 slice = slices.verify_slice(registry, credential, slice_hrn, site_id,
351 remote_site_id, peer, sfa_peer, reg_objects)
353 # make sure we get a local slice record
355 for tmp_record in records:
356 if tmp_record['type'] == 'slice' and \
357 not tmp_record['peer_authority']:
358 record = SliceRecord(dict=tmp_record)
360 raise RecordNotFound(slice_hrn)
363 slivers = Slices(api).get_slivers(slice_hrn)
365 raise SliverDoesNotExist(slice_hrn)
370 'timestamp': int(time.time()),
371 'initscripts': initscripts,
376 object_gid = record.get_gid_object()
377 new_ticket = SfaTicket(subject = object_gid.get_subject())
378 new_ticket.set_gid_caller(api.auth.client_gid)
379 new_ticket.set_gid_object(object_gid)
380 new_ticket.set_issuer(key=api.key, subject=api.hrn)
381 new_ticket.set_pubkey(object_gid.get_pubkey())
382 new_ticket.set_attributes(data)
383 new_ticket.set_rspec(rspec)
384 #new_ticket.set_parent(api.auth.hierarchy.get_auth_ticket(auth_hrn))
388 return new_ticket.save_to_string(save_parents=True)
395 rspec = ListResources(api, "plc.princeton.sapan", None, 'pl_test_sapan')
396 #rspec = ListResources(api, "plc.princeton.coblitz", None, 'pl_test_coblitz')
397 #rspec = ListResources(api, "plc.pl.sirius", None, 'pl_test_sirius')
400 f = open(sys.argv[1])
403 CreateSliver(api, "plc.princeton.sapan", xml, 'CreateSliver_sapan')
405 if __name__ == "__main__":