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.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.aggregate import Aggregate
23 from sfa.plc.slices import *
24 from sfa.util.version import version_core
25 from sfa.rspecs.version_manager import VersionManager
26 from sfa.rspecs.rspec import RSpec
27 from sfa.util.sfatime import utcparse
28 from sfa.util.callids import Callids
32 version_manager = VersionManager()
33 ad_rspec_versions = []
34 request_rspec_versions = []
35 for rspec_version in version_manager.versions:
36 if rspec_version.content_type in ['*', 'ad']:
37 ad_rspec_versions.append(rspec_version.to_dict())
38 if rspec_version.content_type in ['*', 'request']:
39 request_rspec_versions.append(rspec_version.to_dict())
40 default_rspec_version = version_manager.get_version("sfa 1").to_dict()
42 version_more = {'interface':'aggregate',
45 'request_rspec_versions': request_rspec_versions,
46 'ad_rspec_versions': ad_rspec_versions,
47 'default_ad_rspec': default_rspec_version
49 return version_core(version_more)
51 def __get_registry_objects(slice_xrn, creds, users):
55 hrn, type = urn_to_hrn(slice_xrn)
57 hrn_auth = get_authority(hrn)
59 # Build up objects that an SFA registry would return if SFA
60 # could contact the slice's registry directly
64 # dont allow special characters in the site login base
65 #only_alphanumeric = re.compile('[^a-zA-Z0-9]+')
66 #login_base = only_alphanumeric.sub('', hrn_auth[:20]).lower()
67 slicename = hrn_to_pl_slicename(hrn)
68 login_base = slicename.split('_')[0]
72 site['name'] = 'geni.%s' % login_base
73 site['enabled'] = True
74 site['max_slices'] = 100
77 # Is it okay if this login base is the same as one already at this myplc site?
78 # Do we need uniqueness? Should use hrn_auth instead of just the leaf perhaps?
79 site['login_base'] = login_base
80 site['abbreviated_name'] = login_base
81 site['max_slivers'] = 1000
82 reg_objects['site'] = site
86 # get_expiration always returns a normalized datetime - no need to utcparse
87 extime = Credential(string=creds[0]).get_expiration()
88 # If the expiration time is > 60 days from now, set the expiration time to 60 days from now
89 if extime > datetime.datetime.utcnow() + datetime.timedelta(days=60):
90 extime = datetime.datetime.utcnow() + datetime.timedelta(days=60)
91 slice['expires'] = int(time.mktime(extime.timetuple()))
93 slice['name'] = hrn_to_pl_slicename(hrn)
95 slice['description'] = hrn
97 reg_objects['slice_record'] = slice
99 reg_objects['users'] = {}
102 hrn, _ = urn_to_hrn(user['urn'])
103 user['email'] = hrn_to_pl_slicename(hrn) + "@geni.net"
104 user['first_name'] = hrn
105 user['last_name'] = hrn
106 reg_objects['users'][user['email']] = user
110 def __get_hostnames(nodes):
113 hostnames.append(node.hostname)
116 def SliverStatus(api, slice_xrn, creds, call_id):
117 if Callids().already_handled(call_id): return {}
119 (hrn, type) = urn_to_hrn(slice_xrn)
120 # find out where this slice is currently running
121 slicename = hrn_to_pl_slicename(hrn)
123 slices = api.plshell.GetSlices(api.plauth, [slicename], ['slice_id', 'node_ids','person_ids','name','expires'])
125 raise Exception("Slice %s not found (used %s as slicename internally)" % (slice_xrn, slicename))
128 # report about the local nodes only
129 nodes = api.plshell.GetNodes(api.plauth, {'node_id':slice['node_ids'],'peer_id':None},
130 ['node_id', 'hostname', 'site_id', 'boot_state', 'last_contact'])
131 site_ids = [node['site_id'] for node in nodes]
132 sites = api.plshell.GetSites(api.plauth, site_ids, ['site_id', 'login_base'])
133 sites_dict = dict ( [ (site['site_id'],site['login_base'] ) for site in sites ] )
136 top_level_status = 'unknown'
138 top_level_status = 'ready'
139 slice_urn = Xrn(slice_xrn, 'slice').get_urn()
140 result['geni_urn'] = slice_urn
141 result['pl_login'] = slice['name']
142 result['pl_expires'] = datetime.datetime.fromtimestamp(slice['expires']).ctime()
147 res['pl_hostname'] = node['hostname']
148 res['pl_boot_state'] = node['boot_state']
149 res['pl_last_contact'] = node['last_contact']
150 if node['last_contact'] is not None:
151 res['pl_last_contact'] = datetime.datetime.fromtimestamp(node['last_contact']).ctime()
152 sliver_id = urn_to_sliver_id(slice_urn, slice['slice_id'], node['node_id'])
153 res['geni_urn'] = sliver_id
154 if node['boot_state'] == 'boot':
155 res['geni_status'] = 'ready'
157 res['geni_status'] = 'failed'
158 top_level_staus = 'failed'
160 res['geni_error'] = ''
162 resources.append(res)
164 result['geni_status'] = top_level_status
165 result['geni_resources'] = resources
168 def CreateSliver(api, slice_xrn, creds, rspec_string, users, call_id):
170 Create the sliver[s] (slice) at this aggregate.
171 Verify HRN and initialize the slice record in PLC if necessary.
173 if Callids().already_handled(call_id): return ""
175 aggregate = Aggregate(api)
177 (hrn, type) = urn_to_hrn(slice_xrn)
178 peer = slices.get_peer(hrn)
179 sfa_peer = slices.get_sfa_peer(hrn)
182 slice_record = users[0].get('slice_record', {})
185 rspec = RSpec(rspec_string)
186 requested_attributes = rspec.version.get_slice_attributes()
188 # ensure site record exists
189 site = slices.verify_site(hrn, slice_record, peer, sfa_peer)
190 # ensure slice record exists
191 slice = slices.verify_slice(hrn, slice_record, peer, sfa_peer)
192 # ensure person records exists
193 persons = slices.verify_persons(hrn, slice, users, peer, sfa_peer)
194 # ensure slice attributes exists
195 slices.verify_slice_attributes(slice, requested_attributes)
197 # add/remove slice from nodes
198 requested_slivers = [str(host) for host in rspec.version.get_nodes_with_slivers()]
199 slices.verify_slice_nodes(slice, requested_slivers, peer)
201 # hanlde MyPLC peer association.
202 # only used by plc and ple.
203 slices.handle_peer(site, slice, persons, peer)
205 return aggregate.get_rspec(slice_xrn=slice_xrn, version=rspec.version)
208 def RenewSliver(api, xrn, creds, expiration_time, call_id):
209 if Callids().already_handled(call_id): return True
210 (hrn, type) = urn_to_hrn(xrn)
211 slicename = hrn_to_pl_slicename(hrn)
212 slices = api.plshell.GetSlices(api.plauth, {'name': slicename}, ['slice_id'])
214 raise RecordNotFound(hrn)
216 requested_time = utcparse(expiration_time)
217 record = {'expires': int(time.mktime(requested_time.timetuple()))}
219 api.plshell.UpdateSlice(api.plauth, slice['slice_id'], record)
224 def start_slice(api, xrn, creds):
225 hrn, type = urn_to_hrn(xrn)
226 slicename = hrn_to_pl_slicename(hrn)
227 slices = api.plshell.GetSlices(api.plauth, {'name': slicename}, ['slice_id'])
229 raise RecordNotFound(hrn)
230 slice_id = slices[0]['slice_id']
231 slice_tags = api.plshell.GetSliceTags(api.plauth, {'slice_id': slice_id, 'tagname': 'enabled'}, ['slice_tag_id'])
232 # just remove the tag if it exists
234 api.plshell.DeleteSliceTag(api.plauth, slice_tags[0]['slice_tag_id'])
238 def stop_slice(api, xrn, creds):
239 hrn, type = urn_to_hrn(xrn)
240 slicename = hrn_to_pl_slicename(hrn)
241 slices = api.plshell.GetSlices(api.plauth, {'name': slicename}, ['slice_id'])
243 raise RecordNotFound(hrn)
244 slice_id = slices[0]['slice_id']
245 slice_tags = api.plshell.GetSliceTags(api.plauth, {'slice_id': slice_id, 'tagname': 'enabled'})
247 api.plshell.AddSliceTag(api.plauth, slice_id, 'enabled', '0')
248 elif slice_tags[0]['value'] != "0":
249 tag_id = attributes[0]['slice_tag_id']
250 api.plshell.UpdateSliceTag(api.plauth, tag_id, '0')
253 def reset_slice(api, xrn):
254 # XX not implemented at this interface
257 def DeleteSliver(api, xrn, creds, call_id):
258 if Callids().already_handled(call_id): return ""
259 (hrn, type) = urn_to_hrn(xrn)
260 slicename = hrn_to_pl_slicename(hrn)
261 slices = api.plshell.GetSlices(api.plauth, {'name': slicename})
266 # determine if this is a peer slice
267 peer = peers.get_peer(api, hrn)
270 api.plshell.UnBindObjectFromPeer(api.plauth, 'slice', slice['slice_id'], peer)
271 api.plshell.DeleteSliceFromNodes(api.plauth, slicename, slice['node_ids'])
274 api.plshell.BindObjectToPeer(api.plauth, 'slice', slice['slice_id'], peer, slice['peer_slice_id'])
277 # xxx Thierry : caching at the aggregate level sounds wrong...
280 def ListSlices(api, creds, call_id):
281 if Callids().already_handled(call_id): return []
282 # look in cache first
283 if caching and api.cache:
284 slices = api.cache.get('slices')
289 slices = api.plshell.GetSlices(api.plauth, {'peer_id': None}, ['name'])
290 slice_hrns = [slicename_to_hrn(api.hrn, slice['name']) for slice in slices]
291 slice_urns = [hrn_to_urn(slice_hrn, 'slice') for slice_hrn in slice_hrns]
294 if caching and api.cache:
295 api.cache.add('slices', slice_urns)
299 def ListResources(api, creds, options, call_id):
300 if Callids().already_handled(call_id): return ""
301 # get slice's hrn from options
302 xrn = options.get('geni_slice_urn', None)
303 (hrn, type) = urn_to_hrn(xrn)
305 version_manager = VersionManager()
306 # get the rspec's return format from options
307 rspec_version = version_manager.get_version(options.get('rspec_version'))
308 version_string = "rspec_%s" % (rspec_version.to_string())
310 #panos adding the info option to the caching key (can be improved)
311 if options.get('info'):
312 version_string = version_string + "_"+options.get('info', 'default')
314 # look in cache first
315 if caching and api.cache and not xrn:
316 rspec = api.cache.get(version_string)
318 api.logger.info("aggregate.ListResources: returning cached value for hrn %s"%hrn)
321 #panos: passing user-defined options
322 #print "manager options = ",options
323 aggregate = Aggregate(api, options)
324 rspec = aggregate.get_rspec(slice_xrn=xrn, version=rspec_version)
327 if caching and api.cache and not xrn:
328 api.cache.add(version_string, rspec)
333 def get_ticket(api, xrn, creds, rspec, users):
335 reg_objects = __get_registry_objects(xrn, creds, users)
337 slice_hrn, type = urn_to_hrn(xrn)
339 peer = slices.get_peer(slice_hrn)
340 sfa_peer = slices.get_sfa_peer(slice_hrn)
342 # get the slice record
343 registry = api.registries[api.hrn]
344 credential = api.getCredential()
345 records = registry.Resolve(xrn, credential)
347 # similar to CreateSliver, we must verify that the required records exist
348 # at this aggregate before we can issue a ticket
349 site_id, remote_site_id = slices.verify_site(registry, credential, slice_hrn,
350 peer, sfa_peer, reg_objects)
351 slice = slices.verify_slice(registry, credential, slice_hrn, site_id,
352 remote_site_id, peer, sfa_peer, reg_objects)
354 # make sure we get a local slice record
356 for tmp_record in records:
357 if tmp_record['type'] == 'slice' and \
358 not tmp_record['peer_authority']:
359 record = SliceRecord(dict=tmp_record)
361 raise RecordNotFound(slice_hrn)
364 slivers = Slices(api).get_slivers(slice_hrn)
366 raise SliverDoesNotExist(slice_hrn)
371 'timestamp': int(time.time()),
372 'initscripts': initscripts,
377 object_gid = record.get_gid_object()
378 new_ticket = SfaTicket(subject = object_gid.get_subject())
379 new_ticket.set_gid_caller(api.auth.client_gid)
380 new_ticket.set_gid_object(object_gid)
381 new_ticket.set_issuer(key=api.key, subject=api.hrn)
382 new_ticket.set_pubkey(object_gid.get_pubkey())
383 new_ticket.set_attributes(data)
384 new_ticket.set_rspec(rspec)
385 #new_ticket.set_parent(api.auth.hierarchy.get_auth_ticket(auth_hrn))
389 return new_ticket.save_to_string(save_parents=True)
396 rspec = ListResources(api, "plc.princeton.sapan", None, 'pl_test_sapan')
397 #rspec = ListResources(api, "plc.princeton.coblitz", None, 'pl_test_coblitz')
398 #rspec = ListResources(api, "plc.pl.sirius", None, 'pl_test_sirius')
401 f = open(sys.argv[1])
404 CreateSliver(api, "plc.princeton.sapan", xml, 'CreateSliver_sapan')
406 if __name__ == "__main__":