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 rspec_node['client_id'] = sliver_allocations[sliver['urn']].client_id
252 if sliver_allocations[sliver['urn']].component_id:
253 rspec_node['component_id'] = sliver_allocations[sliver['urn']].component_id
254 rspec_node['slivers'] = [rspec_sliver]
256 # slivers always provide the ssh service
257 login = Login({'authentication': 'ssh-keys',
258 'hostname': sliver['hostname'],
260 'username': sliver['name'],
261 'login': sliver['name']
263 service = ServicesElement({'login': login,
264 'services_user': sliver['services_user']})
265 rspec_node['services'] = [service]
268 def get_slice_tags(self, slice):
270 slice_tag_ids.extend(slice['slice_tag_ids'])
271 tags = self.driver.shell.GetSliceTags({'slice_tag_id': slice_tag_ids})
273 tags_dict = defaultdict(list)
275 tags_dict[tag['node_id']] = tag
278 def get_slice_nodes(self, slice, options={}):
280 filter = {'peer_id': None}
282 if slice and slice.get('node_ids'):
283 filter['node_id'] = slice['node_ids']
285 # there are no nodes to look up
287 tags_filter=filter.copy()
288 geni_available = options.get('geni_available')
289 if geni_available == True:
290 filter['boot_state'] = 'boot'
291 nodes = self.driver.shell.GetNodes(filter)
293 nodes_dict[node['node_id']] = node
296 def rspec_node_to_geni_sliver(self, rspec_node, sliver_allocations = {}):
297 if rspec_node['sliver_id'] in sliver_allocations:
298 # set sliver allocation and operational status
299 sliver_allocation = sliver_allocations[rspec_node['sliver_id']]
300 if sliver_allocation:
301 allocation_status = sliver_allocation.allocation_state
302 if allocation_status == 'geni_allocated':
303 op_status = 'geni_pending_allocation'
304 elif allocation_status == 'geni_provisioned':
305 if rspec_node['boot_state'] == 'boot':
306 op_status = 'geni_ready'
308 op_status = 'geni_failed'
310 op_status = 'geni_unknown'
312 allocation_status = 'geni_unallocated'
314 geni_sliver = {'geni_sliver_urn': rspec_node['sliver_id'],
315 'geni_expires': rspec_node['expires'],
316 'geni_allocation_status' : allocation_status,
317 'geni_operational_status': op_status,
322 def get_leases(self, slice=None, options={}):
324 now = int(time.time())
326 filter.update({'clip':now})
328 filter.update({'name':slice['name']})
329 return_fields = ['lease_id', 'hostname', 'site_id', 'name', 't_from', 't_until']
330 leases = self.driver.shell.GetLeases(filter)
331 grain = self.driver.shell.GetLeaseGranularity()
335 site_ids.append(lease['site_id'])
338 sites_dict = self.get_sites({'site_id': site_ids})
343 rspec_lease = Lease()
345 # xxx how to retrieve site['login_base']
346 site_id=lease['site_id']
347 site=sites_dict[site_id]
349 rspec_lease['lease_id'] = lease['lease_id']
350 rspec_lease['component_id'] = PlXrn(self.driver.hrn, hostname=lease['hostname']).urn
351 slice_hrn = slicename_to_hrn(self.driver.hrn, lease['name'])
352 slice_urn = hrn_to_urn(slice_hrn, 'slice')
353 rspec_lease['slice_id'] = slice_urn
354 rspec_lease['start_time'] = lease['t_from']
355 rspec_lease['duration'] = (lease['t_until'] - lease['t_from']) / grain
356 rspec_leases.append(rspec_lease)
360 def list_resources(self, version = None, options={}):
362 version_manager = VersionManager()
363 version = version_manager.get_version(version)
364 rspec_version = version_manager._get_version(version.type, version.version, 'ad')
365 rspec = RSpec(version=rspec_version, user_options=options)
367 if not options.get('list_leases') or options['list_leases'] != 'leases':
369 nodes = self.get_nodes(options)
375 site_ids.append(node['site_id'])
376 interface_ids.extend(node['interface_ids'])
377 tag_ids.extend(node['node_tag_ids'])
378 nodes_dict[node['node_id']] = node
379 sites = self.get_sites({'site_id': site_ids})
380 interfaces = self.get_interfaces({'interface_id':interface_ids})
381 node_tags = self.get_node_tags({'node_tag_id': tag_ids})
382 pl_initscripts = self.get_pl_initscripts()
383 # convert nodes to rspec nodes
386 rspec_node = self.node_to_rspec_node(node, sites, interfaces, node_tags, pl_initscripts)
387 rspec_nodes.append(rspec_node)
388 rspec.version.add_nodes(rspec_nodes)
391 links = self.get_links(sites, nodes_dict, interfaces)
392 rspec.version.add_links(links)
395 def describe(self, urns, version=None, options={}):
396 version_manager = VersionManager()
397 version = version_manager.get_version(version)
398 rspec_version = version_manager._get_version(version.type, version.version, 'manifest')
399 rspec = RSpec(version=rspec_version, user_options=options)
403 slivers = self.get_slivers(urns, options)
405 rspec_expires = datetime_to_string(utcparse(slivers[0]['expires']))
407 rspec_expires = datetime_to_string(utcparse(time.time()))
408 rspec.xml.set('expires', rspec_expires)
410 # lookup the sliver allocations
412 sliver_ids = [sliver['sliver_id'] for sliver in slivers]
413 constraint = SliverAllocation.sliver_id.in_(sliver_ids)
414 sliver_allocations = dbsession.query(SliverAllocation).filter(constraint)
415 sliver_allocation_dict = {}
416 for sliver_allocation in sliver_allocations:
417 geni_urn = sliver_allocation.slice_urn
418 sliver_allocation_dict[sliver_allocation.sliver_id] = sliver_allocation
420 if not options.get('list_leases') or options['list_leases'] != 'leases':
426 for sliver in slivers:
427 site_ids.append(sliver['site_id'])
428 interface_ids.extend(sliver['interface_ids'])
429 tag_ids.extend(sliver['node_tag_ids'])
430 nodes_dict[sliver['node_id']] = sliver
431 sites = self.get_sites({'site_id': site_ids})
432 interfaces = self.get_interfaces({'interface_id':interface_ids})
433 node_tags = self.get_node_tags({'node_tag_id': tag_ids})
434 pl_initscripts = self.get_pl_initscripts()
436 for sliver in slivers:
437 if sliver['slice_ids_whitelist'] and sliver['slice_id'] not in sliver['slice_ids_whitelist']:
439 rspec_node = self.sliver_to_rspec_node(sliver, sites, interfaces, node_tags,
440 pl_initscripts, sliver_allocation_dict)
441 # manifest node element shouldn't contain available attribute
442 rspec_node.pop('available')
443 rspec_nodes.append(rspec_node)
444 geni_sliver = self.rspec_node_to_geni_sliver(rspec_node, sliver_allocation_dict)
445 geni_slivers.append(geni_sliver)
446 rspec.version.add_nodes(rspec_nodes)
448 # add sliver defaults
449 #default_sliver = slivers.get(None, [])
451 # default_sliver_attribs = default_sliver.get('tags', [])
452 # for attrib in default_sliver_attribs:
453 # rspec.version.add_default_sliver_attribute(attrib['tagname'], attrib['value'])
456 links = self.get_links(sites, nodes_dict, interfaces)
457 rspec.version.add_links(links)
459 if not options.get('list_leases') or options['list_leases'] != 'resources':
461 leases = self.get_leases(slivers[0])
462 rspec.version.add_leases(leases)
465 return {'geni_urn': geni_urn,
466 'geni_rspec': rspec.toxml(),
467 'geni_slivers': geni_slivers}