2 from collections import defaultdict
3 from sfa.util.xrn import Xrn, hrn_to_urn, urn_to_hrn
4 from sfa.util.sfatime import utcparse, datetime_to_string
5 from sfa.util.sfalogging import logger
6 from sfa.util.faults import SliverDoesNotExist
7 from sfa.rspecs.rspec import RSpec
8 from sfa.rspecs.elements.hardware_type import HardwareType
9 from sfa.rspecs.elements.node import NodeElement
10 from sfa.rspecs.elements.link import Link
11 from sfa.rspecs.elements.sliver import Sliver
12 from sfa.rspecs.elements.login import Login
13 from sfa.rspecs.elements.location import Location
14 from sfa.rspecs.elements.interface import Interface
15 from sfa.rspecs.elements.services import ServicesElement
16 from sfa.rspecs.elements.pltag import PLTag
17 from sfa.rspecs.elements.lease import Lease
18 from sfa.rspecs.elements.granularity import Granularity
19 from sfa.rspecs.version_manager import VersionManager
21 from sfa.planetlab.plxrn import PlXrn, hostname_to_urn, hrn_to_pl_slicename, slicename_to_hrn
22 from sfa.planetlab.vlink import get_tc_rate
23 from sfa.planetlab.topology import Topology
24 from sfa.storage.alchemy import dbsession
25 from sfa.storage.model import SliverAllocation
32 def __init__(self, driver):
35 def get_nodes(self, options={}):
36 filter = {'peer_id': None}
37 geni_available = options.get('geni_available')
38 if geni_available == True:
39 filter['boot_state'] = 'boot'
40 nodes = self.driver.shell.GetNodes(filter)
44 def get_sites(self, filter={}):
46 for site in self.driver.shell.GetSites(filter):
47 sites[site['site_id']] = site
50 def get_interfaces(self, filter={}):
52 for interface in self.driver.shell.GetInterfaces(filter):
54 if interface['bwlimit']:
55 interface['bwlimit'] = str(int(interface['bwlimit'])/1000)
56 interfaces[interface['interface_id']] = interface
59 def get_links(self, sites, nodes, interfaces):
63 for (site_id1, site_id2) in topology:
64 site_id1 = int(site_id1)
65 site_id2 = int(site_id2)
67 if not site_id1 in sites or site_id2 not in sites:
69 site1 = sites[site_id1]
70 site2 = sites[site_id2]
72 site1_hrn = self.driver.hrn + '.' + site1['login_base']
73 site2_hrn = self.driver.hrn + '.' + site2['login_base']
75 for s1_node_id in site1['node_ids']:
76 for s2_node_id in site2['node_ids']:
77 if s1_node_id not in nodes or s2_node_id not in nodes:
79 node1 = nodes[s1_node_id]
80 node2 = nodes[s2_node_id]
82 # just get first interface of the first node
83 if1_xrn = PlXrn(auth=self.driver.hrn, interface='node%s:eth0' % (node1['node_id']))
84 if1_ipv4 = interfaces[node1['interface_ids'][0]]['ip']
85 if2_xrn = PlXrn(auth=self.driver.hrn, interface='node%s:eth0' % (node2['node_id']))
86 if2_ipv4 = interfaces[node2['interface_ids'][0]]['ip']
88 if1 = Interface({'component_id': if1_xrn.urn, 'ipv4': if1_ipv4} )
89 if2 = Interface({'component_id': if2_xrn.urn, 'ipv4': if2_ipv4} )
92 link = Link({'capacity': '1000000', 'latency': '0', 'packet_loss': '0', 'type': 'ipv4'})
93 link['interface1'] = if1
94 link['interface2'] = if2
95 link['component_name'] = "%s:%s" % (site1['login_base'], site2['login_base'])
96 link['component_id'] = PlXrn(auth=self.driver.hrn, interface=link['component_name']).get_urn()
97 link['component_manager_id'] = hrn_to_urn(self.driver.hrn, 'authority+am')
102 def get_node_tags(self, filter={}):
104 for node_tag in self.driver.shell.GetNodeTags(filter):
105 node_tags[node_tag['node_tag_id']] = node_tag
108 def get_pl_initscripts(self, filter={}):
110 filter.update({'enabled': True})
111 for initscript in self.driver.shell.GetInitScripts(filter):
112 pl_initscripts[initscript['initscript_id']] = initscript
113 return pl_initscripts
115 def get_slivers(self, urns, options={}):
121 if xrn.type == 'sliver':
122 # id: slice_id-node_id
124 sliver_id_parts = xrn.get_sliver_id_parts()
125 slice_id = int(sliver_id_parts[0])
126 node_id = int(sliver_id_parts[1])
127 slice_ids.add(slice_id)
128 node_ids.append(node_id)
132 names.add(xrn.pl_slicename())
136 filter['name'] = list(names)
138 filter['slice_id'] = list(slice_ids)
140 slices = self.driver.shell.GetSlices(filter)
144 slice['hrn'] = PlXrn(auth=self.driver.hrn, slicename=slice['name']).hrn
150 person_ids.extend(slice['person_ids'])
152 persons = self.driver.shell.GetPersons(person_ids)
157 for person in persons:
158 key_ids.extend(person['key_ids'])
161 key_list = self.driver.shell.GetKeys(key_ids)
163 keys[key['key_id']] = key
165 # construct user key info
167 for person in persons:
168 name = person['email'][0:person['email'].index('@')]
170 'login': slice['name'],
171 'user_urn': Xrn('%s.%s' % (self.driver.hrn, name), type='user').urn,
172 'keys': [keys[k_id]['key'] for k_id in person['key_ids'] if k_id in keys]
177 node_ids = [node_id for node_id in node_ids if node_id in slice['node_ids']]
178 slice['node_ids'] = node_ids
179 tags_dict = self.get_slice_tags(slice)
180 nodes_dict = self.get_slice_nodes(slice, options)
182 for node in nodes_dict.values():
184 node['tags'] = tags_dict[node['node_id']]
185 sliver_hrn = '%s.%s-%s' % (self.driver.hrn, slice['slice_id'], node['node_id'])
186 node['sliver_id'] = Xrn(sliver_hrn, type='sliver').urn
187 node['urn'] = node['sliver_id']
188 node['services_user'] = users
192 def node_to_rspec_node(self, node, sites, interfaces, node_tags, pl_initscripts=[], grain=None, options={}):
193 rspec_node = NodeElement()
194 # xxx how to retrieve site['login_base']
195 site=sites[node['site_id']]
196 rspec_node['component_id'] = PlXrn(self.driver.hrn, hostname=node['hostname']).get_urn()
197 rspec_node['component_name'] = node['hostname']
198 rspec_node['component_manager_id'] = Xrn(self.driver.hrn, 'authority+cm').get_urn()
199 rspec_node['authority_id'] = hrn_to_urn(PlXrn.site_hrn(self.driver.hrn, site['login_base']), 'authority+sa')
200 # do not include boot state (<available> element) in the manifest rspec
201 rspec_node['boot_state'] = node['boot_state']
202 if node['boot_state'] == 'boot':
203 rspec_node['available'] = 'true'
205 rspec_node['available'] = 'false'
206 rspec_node['exclusive'] = 'false'
207 rspec_node['hardware_types'] = [HardwareType({'name': 'plab-pc'}),
208 HardwareType({'name': 'pc'})]
209 # only doing this because protogeni rspec needs
210 # to advertise available initscripts
211 rspec_node['pl_initscripts'] = pl_initscripts.values()
212 # add site/interface info to nodes.
213 # assumes that sites, interfaces and tags have already been prepared.
214 if site['longitude'] and site['latitude']:
215 location = Location({'longitude': site['longitude'], 'latitude': site['latitude'], 'country': 'unknown'})
216 rspec_node['location'] = location
218 granularity = Granularity({'grain': grain})
219 rspec_node['granularity'] = granularity
220 rspec_node['interfaces'] = []
222 for if_id in node['interface_ids']:
223 interface = Interface(interfaces[if_id])
224 interface['ipv4'] = interface['ip']
225 interface['component_id'] = PlXrn(auth=self.driver.hrn,
226 interface='node%s:eth%s' % (node['node_id'], if_count)).get_urn()
227 # interfaces in the manifest need a client id
229 interface['client_id'] = "%s:%s" % (node['node_id'], if_id)
230 rspec_node['interfaces'].append(interface)
232 tags = [PLTag(node_tags[tag_id]) for tag_id in node['node_tag_ids'] if tag_id in node_tags]
233 rspec_node['tags'] = tags
236 def sliver_to_rspec_node(self, sliver, sites, interfaces, node_tags, \
237 pl_initscripts, sliver_allocations):
238 # get the granularity in second for the reservation system
239 grain = self.driver.shell.GetLeaseGranularity()
240 rspec_node = self.node_to_rspec_node(sliver, sites, interfaces, node_tags, pl_initscripts, grain)
241 # xxx how to retrieve site['login_base']
242 rspec_node['expires'] = datetime_to_string(utcparse(sliver['expires']))
243 # remove interfaces from manifest
244 rspec_node['interfaces'] = []
246 rspec_sliver = Sliver({'sliver_id': sliver['urn'],
247 'name': sliver['name'],
248 'type': 'plab-vserver',
250 rspec_node['sliver_id'] = rspec_sliver['sliver_id']
251 if sliver['urn'] in sliver_allocations:
252 rspec_node['client_id'] = sliver_allocations[sliver['urn']].client_id
253 if sliver_allocations[sliver['urn']].component_id:
254 rspec_node['component_id'] = sliver_allocations[sliver['urn']].component_id
255 rspec_node['slivers'] = [rspec_sliver]
257 # slivers always provide the ssh service
258 login = Login({'authentication': 'ssh-keys',
259 'hostname': sliver['hostname'],
261 'username': sliver['name'],
262 'login': sliver['name']
264 service = ServicesElement({'login': login,
265 'services_user': sliver['services_user']})
266 rspec_node['services'] = [service]
269 def get_slice_tags(self, slice):
271 slice_tag_ids.extend(slice['slice_tag_ids'])
272 tags = self.driver.shell.GetSliceTags({'slice_tag_id': slice_tag_ids})
274 tags_dict = defaultdict(list)
276 tags_dict[tag['node_id']] = tag
279 def get_slice_nodes(self, slice, options={}):
281 filter = {'peer_id': None}
283 if slice and slice.get('node_ids'):
284 filter['node_id'] = slice['node_ids']
286 # there are no nodes to look up
288 tags_filter=filter.copy()
289 geni_available = options.get('geni_available')
290 if geni_available == True:
291 filter['boot_state'] = 'boot'
292 nodes = self.driver.shell.GetNodes(filter)
294 nodes_dict[node['node_id']] = node
297 def rspec_node_to_geni_sliver(self, rspec_node, sliver_allocations = {}):
298 if rspec_node['sliver_id'] in sliver_allocations:
299 # set sliver allocation and operational status
300 sliver_allocation = sliver_allocations[rspec_node['sliver_id']]
301 if sliver_allocation:
302 allocation_status = sliver_allocation.allocation_state
303 if allocation_status == 'geni_allocated':
304 op_status = 'geni_pending_allocation'
305 elif allocation_status == 'geni_provisioned':
306 if rspec_node['boot_state'] == 'boot':
307 op_status = 'geni_ready'
309 op_status = 'geni_failed'
311 op_status = 'geni_unknown'
313 allocation_status = 'geni_unallocated'
315 geni_sliver = {'geni_sliver_urn': rspec_node['sliver_id'],
316 'geni_expires': rspec_node['expires'],
317 'geni_allocation_status' : allocation_status,
318 'geni_operational_status': op_status,
323 def get_leases(self, slice=None, options={}):
325 if slice_xrn and not slice:
328 now = int(time.time())
330 filter.update({'clip':now})
332 filter.update({'name':slice['name']})
333 return_fields = ['lease_id', 'hostname', 'site_id', 'name', 't_from', 't_until']
334 leases = self.driver.shell.GetLeases(filter)
335 grain = self.driver.shell.GetLeaseGranularity()
339 site_ids.append(lease['site_id'])
342 sites_dict = self.get_sites({'site_id': site_ids})
347 rspec_lease = Lease()
349 # xxx how to retrieve site['login_base']
350 site_id=lease['site_id']
351 site=sites_dict[site_id]
353 rspec_lease['component_id'] = hostname_to_urn(self.driver.hrn, site['login_base'], lease['hostname'])
354 slice_hrn = slicename_to_hrn(self.driver.hrn, lease['name'])
355 slice_urn = hrn_to_urn(slice_hrn, 'slice')
356 rspec_lease['slice_id'] = slice_urn
357 rspec_lease['start_time'] = lease['t_from']
358 rspec_lease['duration'] = (lease['t_until'] - lease['t_from']) / grain
359 rspec_leases.append(rspec_lease)
363 def list_resources(self, version = None, options={}):
365 version_manager = VersionManager()
366 version = version_manager.get_version(version)
367 rspec_version = version_manager._get_version(version.type, version.version, 'ad')
368 rspec = RSpec(version=rspec_version, user_options=options)
370 if not options.get('list_leases') or options['list_leases'] != 'leases':
372 nodes = self.get_nodes(options)
378 site_ids.append(node['site_id'])
379 interface_ids.extend(node['interface_ids'])
380 tag_ids.extend(node['node_tag_ids'])
381 nodes_dict[node['node_id']] = node
382 sites = self.get_sites({'site_id': site_ids})
383 interfaces = self.get_interfaces({'interface_id':interface_ids})
384 node_tags = self.get_node_tags({'node_tag_id': tag_ids})
385 pl_initscripts = self.get_pl_initscripts()
386 # convert nodes to rspec nodes
389 rspec_node = self.node_to_rspec_node(node, sites, interfaces, node_tags, pl_initscripts)
390 rspec_nodes.append(rspec_node)
391 rspec.version.add_nodes(rspec_nodes)
394 links = self.get_links(sites, nodes_dict, interfaces)
395 rspec.version.add_links(links)
397 if not options.get('list_leases') or options.get('list_leases') and options['list_leases'] != 'resources':
398 leases = self.get_leases()
399 rspec.version.add_leases(leases)
403 def describe(self, urns, version=None, options={}):
404 version_manager = VersionManager()
405 version = version_manager.get_version(version)
406 rspec_version = version_manager._get_version(version.type, version.version, 'manifest')
407 rspec = RSpec(version=rspec_version, user_options=options)
411 slivers = self.get_slivers(urns, options)
413 rspec_expires = datetime_to_string(utcparse(slivers[0]['expires']))
415 rspec_expires = datetime_to_string(utcparse(time.time()))
416 rspec.xml.set('expires', rspec_expires)
418 # lookup the sliver allocations
420 sliver_ids = [sliver['sliver_id'] for sliver in slivers]
421 constraint = SliverAllocation.sliver_id.in_(sliver_ids)
422 sliver_allocations = dbsession.query(SliverAllocation).filter(constraint)
423 sliver_allocation_dict = {}
424 for sliver_allocation in sliver_allocations:
425 geni_urn = sliver_allocation.slice_urn
426 sliver_allocation_dict[sliver_allocation.sliver_id] = sliver_allocation
428 if not options.get('list_leases') or options['list_leases'] != 'leases':
434 for sliver in slivers:
435 site_ids.append(sliver['site_id'])
436 interface_ids.extend(sliver['interface_ids'])
437 tag_ids.extend(sliver['node_tag_ids'])
438 nodes_dict[sliver['node_id']] = sliver
439 sites = self.get_sites({'site_id': site_ids})
440 interfaces = self.get_interfaces({'interface_id':interface_ids})
441 node_tags = self.get_node_tags({'node_tag_id': tag_ids})
442 pl_initscripts = self.get_pl_initscripts()
444 for sliver in slivers:
445 if sliver['slice_ids_whitelist'] and sliver['slice_id'] not in sliver['slice_ids_whitelist']:
447 rspec_node = self.sliver_to_rspec_node(sliver, sites, interfaces, node_tags,
448 pl_initscripts, sliver_allocation_dict)
449 # manifest node element shouldn't contain available attribute
450 rspec_node.pop('available')
451 rspec_nodes.append(rspec_node)
452 geni_sliver = self.rspec_node_to_geni_sliver(rspec_node, sliver_allocation_dict)
453 geni_slivers.append(geni_sliver)
454 rspec.version.add_nodes(rspec_nodes)
456 # add sliver defaults
457 #default_sliver = slivers.get(None, [])
459 # default_sliver_attribs = default_sliver.get('tags', [])
460 # for attrib in default_sliver_attribs:
461 # rspec.version.add_default_sliver_attribute(attrib['tagname'], attrib['value'])
464 links = self.get_links(sites, nodes_dict, interfaces)
465 rspec.version.add_links(links)
467 if not options.get('list_leases') or options['list_leases'] != 'resources':
469 leases = self.get_leases(slivers[0])
470 rspec.version.add_leases(leases)
473 return {'geni_urn': geni_urn,
474 'geni_rspec': rspec.toxml(),
475 'geni_slivers': geni_slivers}