X-Git-Url: http://git.onelab.eu/?a=blobdiff_plain;f=sfa%2Fplc%2Fslices.py;h=9180446fc671b17984722d03d73e649c67a8fccc;hb=57b6a99255d4a88be9c0f910f8524677e34ff4bc;hp=173de19453fd850d13690999dd981a6b53e93420;hpb=b1775bb47ea5e242d337dbd34f5d58d10a57a028;p=sfa.git diff --git a/sfa/plc/slices.py b/sfa/plc/slices.py index 173de194..9180446f 100644 --- a/sfa/plc/slices.py +++ b/sfa/plc/slices.py @@ -1,19 +1,11 @@ -### $Id$ -### $URL$ - -import datetime -import time -import traceback -import sys - from types import StringTypes -from sfa.util.namespace import * -from sfa.util.rspec import * -from sfa.util.specdict import * -from sfa.util.faults import * -from sfa.util.record import SfaRecord +from collections import defaultdict + +from sfa.util.xrn import get_leaf, get_authority, urn_to_hrn +from sfa.util.plxrn import hrn_to_pl_slicename from sfa.util.policy import Policy -from sfa.util.prefixTree import prefixTree + +from sfa.plc.vlink import VLink MAXINT = 2L**31-1 @@ -26,6 +18,10 @@ class Slices: #filepath = path + os.sep + filename self.policy = Policy(self.api) self.origin_hrn = origin_hrn + self.registry = api.registries[api.hrn] + self.credential = api.getCredential() + self.nodes = [] + self.persons = [] def get_slivers(self, xrn, node=None): hrn, type = urn_to_hrn(xrn) @@ -150,7 +146,7 @@ class Slices: for peer_record in peers: names = [name.lower() for name in peer_record.values() if isinstance(name, StringTypes)] if site_authority in names: - peer = peer_record['shortname'] + peer = peer_record return peer @@ -165,202 +161,386 @@ class Slices: if site_authority != self.api.hrn: sfa_peer = site_authority - return sfa_peer + return sfa_peer - def verify_site(self, registry, credential, slice_hrn, peer, sfa_peer, reg_objects=None): - authority = get_authority(slice_hrn) - authority_urn = hrn_to_urn(authority, 'authority') + def verify_slice_nodes(self, slice, requested_slivers, peer): - if reg_objects: - site = reg_objects['site'] - else: - site_records = registry.Resolve(authority_urn, [credential]) - site = {} - for site_record in site_records: - if site_record['type'] == 'authority': - site = site_record - if not site: - raise RecordNotFound(authority) - - remote_site_id = site.pop('site_id') - - login_base = get_leaf(authority) - sites = self.api.plshell.GetSites(self.api.plauth, login_base) + nodes = self.api.plshell.GetNodes(self.api.plauth, slice['node_ids'], ['hostname']) + current_slivers = [node['hostname'] for node in nodes] - if not sites: - site_id = self.api.plshell.AddSite(self.api.plauth, site) + # remove nodes not in rspec + deleted_nodes = list(set(current_slivers).difference(requested_slivers)) + + # add nodes from rspec + added_nodes = list(set(requested_slivers).difference(current_slivers)) + + try: if peer: + self.api.plshell.UnBindObjectFromPeer(self.api.plauth, 'slice', slice['slice_id'], peer['shortname']) + self.api.plshell.AddSliceToNodes(self.api.plauth, slice['name'], added_nodes) + self.api.plshell.DeleteSliceFromNodes(self.api.plauth, slice['name'], deleted_nodes) + + except: + self.api.logger.log_exc('Failed to add/remove slice from nodes') + + def verify_slice_links(self, slice, links, peer=None): + # nodes is undefined here + if not links or not nodes: + return + for link in links: + topo_rspec = VLink.get_topo_rspec(link) + + + def handle_peer(self, site, slice, persons, peer): + if peer: + # bind site + try: + if site: + self.api.plshell.BindObjectToPeer(self.api.plauth, 'site', \ + site['site_id'], peer['shortname'], slice['site_id']) + except Exception,e: + self.api.plshell.DeleteSite(self.api.plauth, site['site_id']) + raise e + + # bind slice + try: + if slice: + self.api.plshell.BindObjectToPeer(self.api.plauth, 'slice', \ + slice['slice_id'], peer['shortname'], slice['slice_id']) + except Exception,e: + self.api.plshell.DeleteSlice(self.api.plauth, slice['slice_id']) + raise e + + # bind persons + for person in persons: try: - self.api.plshell.BindObjectToPeer(self.api.plauth, 'site', site_id, peer, remote_site_id) + self.api.plshell.BindObjectToPeer(self.api.plauth, 'person', \ + person['person_id'], peer['shortname'], person['peer_person_id']) + + for (key, remote_key_id) in zip(person['keys'], person['key_ids']): + try: + self.api.plshell.BindObjectToPeer(self.api.plauth, 'key',\ + key['key_id'], peer['shortname'], remote_key_id) + except: + self.api.plshell.DeleteKey(self.api.plauth, key['key_id']) + self.api.logger("failed to bind key: %s to peer: %s " % (key['key_id'], peer['shortname'])) except Exception,e: - self.api.plshell.DeleteSite(self.api.plauth, site_id) - raise e - # mark this site as an sfa peer record - if sfa_peer and not reg_objects: - peer_dict = {'type': 'authority', 'hrn': authority, 'peer_authority': sfa_peer, 'pointer': site_id} - registry.register_peer_object(credential, peer_dict) - else: - site_id = sites[0]['site_id'] - remote_site_id = sites[0]['peer_site_id'] - - old_site = sites[0] - #the site is already on the remote agg. Let us update(e.g. max_slices field) it with the latest info. - self.sync_site(old_site, site, peer) + self.api.plshell.DeletePerson(self.api.plauth, person['person_id']) + raise e + return slice - return (site_id, remote_site_id) - - def verify_slice(self, registry, credential, slice_hrn, site_id, remote_site_id, peer, sfa_peer, reg_objects=None): - slice = {} - slice_record = None - authority = get_authority(slice_hrn) - - if reg_objects: - slice_record = reg_objects['slice_record'] - else: - slice_records = registry.Resolve(slice_hrn, [credential]) - - for record in slice_records: - if record['type'] in ['slice']: - slice_record = record - if not slice_record: - raise RecordNotFound(hrn) + def verify_site(self, slice_xrn, slice_record={}, peer=None, sfa_peer=None): + (slice_hrn, type) = urn_to_hrn(slice_xrn) + site_hrn = get_authority(slice_hrn) + # login base can't be longer than 20 characters + slicename = hrn_to_pl_slicename(slice_hrn) + authority_name = slicename.split('_')[0] + login_base = authority_name[:20] + sites = self.api.plshell.GetSites(self.api.plauth, login_base) + if not sites: + # create new site record + site = {'name': 'geni.%s' % authority_name, + 'abbreviated_name': authority_name, + 'login_base': login_base, + 'max_slices': 100, + 'max_slivers': 1000, + 'enabled': True, + 'peer_site_id': None} + if peer: + site['peer_site_id'] = slice_record.get('site_id', None) + site['site_id'] = self.api.plshell.AddSite(self.api.plauth, site) + # exempt federated sites from monitor policies + self.api.plshell.AddSiteTag(self.api.plauth, site['site_id'], 'exempt_site_until', "20200101") + # is this still necessary? + # add record to the local registry + if sfa_peer and slice_record: + peer_dict = {'type': 'authority', 'hrn': site_hrn, \ + 'peer_authority': sfa_peer, 'pointer': site['site_id']} + self.registry.register_peer_object(self.credential, peer_dict) + else: + site = sites[0] + if peer: + # unbind from peer so we can modify if necessary. Will bind back later + self.api.plshell.UnBindObjectFromPeer(self.api.plauth, 'site', site['site_id'], peer['shortname']) + return site + + def verify_slice(self, slice_hrn, slice_record, peer, sfa_peer): slicename = hrn_to_pl_slicename(slice_hrn) parts = slicename.split("_") login_base = parts[0] slices = self.api.plshell.GetSlices(self.api.plauth, [slicename]) if not slices: - slice_fields = {} - slice_keys = ['name', 'url', 'description'] - for key in slice_keys: - if key in slice_record and slice_record[key]: - slice_fields[key] = slice_record[key] - - # add the slice - slice_id = self.api.plshell.AddSlice(self.api.plauth, slice_fields) - slice = slice_fields - slice['slice_id'] = slice_id - + slice = {'name': slicename, + 'url': slice_record.get('url', slice_hrn), + 'description': slice_record.get('description', slice_hrn)} + # add the slice + slice['slice_id'] = self.api.plshell.AddSlice(self.api.plauth, slice) + slice['node_ids'] = [] + slice['person_ids'] = [] + if peer: + slice['peer_slice_id'] = slice_record.get('slice_id', None) # mark this slice as an sfa peer record if sfa_peer: - peer_dict = {'type': 'slice', 'hrn': slice_hrn, 'peer_authority': sfa_peer, 'pointer': slice_id} - registry.register_peer_object(credential, peer_dict) - - #this belongs to a peer - if peer: - try: - self.api.plshell.BindObjectToPeer(self.api.plauth, 'slice', slice_id, peer, slice_record['pointer']) - except Exception,e: - self.api.plshell.DeleteSlice(self.api.plauth,slice_id) - raise e - slice['node_ids'] = [] + peer_dict = {'type': 'slice', 'hrn': slice_hrn, + 'peer_authority': sfa_peer, 'pointer': slice['slice_id']} + self.registry.register_peer_object(self.credential, peer_dict) else: slice = slices[0] - slice_id = slice['slice_id'] - site_id = slice['site_id'] - #the slice is alredy on the remote agg. Let us update(e.g. expires field) it with the latest info. - self.sync_slice(slice, slice_record, peer) - - slice['peer_slice_id'] = slice_record['pointer'] - self.verify_persons(registry, credential, slice_record, site_id, remote_site_id, peer, sfa_peer, reg_objects) - - return slice - - def verify_persons(self, registry, credential, slice_record, site_id, remote_site_id, peer, sfa_peer, reg_objects=None): - # get the list of valid slice users from the registry and make - # sure they are added to the slice - slicename = hrn_to_pl_slicename(slice_record['hrn']) - if reg_objects: - researchers = reg_objects['users'].keys() - else: - researchers = slice_record.get('researcher', []) - for researcher in researchers: - if reg_objects: - person_dict = reg_objects['users'][researcher] - else: - person_records = registry.Resolve(researcher, [credential]) - for record in person_records: - if record['type'] in ['user'] and record['enabled']: - person_record = record - if not person_record: - return 1 - person_dict = person_record - - local_person=False if peer: - peer_id = self.api.plshell.GetPeers(self.api.plauth, {'shortname': peer}, ['peer_id'])[0]['peer_id'] - persons = self.api.plshell.GetPersons(self.api.plauth, {'email': [person_dict['email']], 'peer_id': peer_id}, ['person_id', 'key_ids']) - if not persons: - persons = self.api.plshell.GetPersons(self.api.plauth, [person_dict['email']], ['person_id', 'key_ids']) - if persons: - local_person=True - - else: - persons = self.api.plshell.GetPersons(self.api.plauth, [person_dict['email']], ['person_id', 'key_ids']) - - if not persons: - person_id=self.api.plshell.AddPerson(self.api.plauth, person_dict) - self.api.plshell.UpdatePerson(self.api.plauth, person_id, {'enabled' : True}) + slice['peer_slice_id'] = slice_record.get('slice_id', None) + # unbind from peer so we can modify if necessary. Will bind back later + self.api.plshell.UnBindObjectFromPeer(self.api.plauth, 'slice',\ + slice['slice_id'], peer['shortname']) + #Update existing record (e.g. expires field) it with the latest info. + if slice_record and slice['expires'] != slice_record['expires']: + self.api.plshell.UpdateSlice(self.api.plauth, slice['slice_id'],\ + {'expires' : slice_record['expires']}) + + return slice + + #def get_existing_persons(self, users): + def verify_persons(self, slice_hrn, slice_record, users, peer, sfa_peer, append=True): + users_by_email = {} + users_by_site = defaultdict(list) + + users_dict = {} + for user in users: + if 'append' in user and user['append'] == False: + append = False + if 'email' in user: + users_by_email[user['email']] = user + users_dict[user['email']] = user + elif 'urn' in user: + hrn, type = urn_to_hrn(user['urn']) + username = get_leaf(hrn) + login_base = get_leaf(get_authority(user['urn'])) + user['username'] = username + users_by_site[login_base].append(user) + + existing_user_ids = [] + if users_by_email: + # get existing users by email + existing_users = self.api.plshell.GetPersons(self.api.plauth, \ + {'email': users_by_email.keys()}, ['person_id', 'key_ids', 'email']) + existing_user_ids.extend([user['email'] for user in existing_users]) + + if users_by_site: + # get a list of user sites (based on requeste user urns + site_list = self.api.plshell.GetSites(self.api.plauth, users_by_site.keys(), \ + ['site_id', 'login_base', 'person_ids']) + sites = {} + site_user_ids = [] + + # get all existing users at these sites + for site in site_list: + sites[site['site_id']] = site + site_user_ids.extend(site['person_ids']) + + existing_site_persons_list = self.api.plshell.GetPersons(self.api.plauth, \ + site_user_ids, ['person_id', 'key_ids', 'email', 'site_ids']) + + # all requested users are either existing users or new (added) users + for login_base in users_by_site: + requested_site_users = users_by_site[login_base] + for requested_user in requested_site_users: + user_found = False + for existing_user in existing_site_persons_list: + for site_id in existing_user['site_ids']: + site = sites[site_id] + if login_base == site['login_base'] and \ + existing_user['email'].startswith(requested_user['username']): + existing_user_ids.append(existing_user['email']) + users_dict[existing_user['email']] = requested_user + user_found = True + break + if user_found: + break + + if user_found == False: + fake_email = requested_user['username'] + '@geni.net' + users_dict[fake_email] = requested_user - # mark this person as an sfa peer record - if sfa_peer: - peer_dict = {'type': 'user', 'hrn': researcher, 'peer_authority': sfa_peer, 'pointer': person_id} - registry.register_peer_object(credential, peer_dict) - if peer: - try: - self.api.plshell.BindObjectToPeer(self.api.plauth, 'person', person_id, peer, person_dict['pointer']) - except Exception,e: - self.api.plshell.DeletePerson(self.api.plauth,person_id) - raise e - key_ids = [] - else: - person_id = persons[0]['person_id'] - key_ids = persons[0]['key_ids'] + # requested slice users + requested_user_ids = users_dict.keys() + # existing slice users + existing_slice_users_filter = {'person_id': slice_record.get('person_ids', [])} + existing_slice_users = self.api.plshell.GetPersons(self.api.plauth, \ + existing_slice_users_filter, ['person_id', 'key_ids', 'email']) + existing_slice_user_ids = [user['email'] for user in existing_slice_users] + + # users to be added, removed or updated + added_user_ids = set(requested_user_ids).difference(existing_user_ids) + added_slice_user_ids = set(requested_user_ids).difference(existing_slice_user_ids) + removed_user_ids = set(existing_slice_user_ids).difference(requested_user_ids) + updated_user_ids = set(existing_slice_user_ids).intersection(requested_user_ids) + + # Remove stale users (only if we are not appending). + if append == False: + for removed_user_id in removed_user_ids: + self.api.plshell.DeletePersonFromSlice(self.api.plauth, removed_user_id, slice_record['name']) + # update_existing users + updated_users_list = [user for user in existing_slice_users if user['email'] in \ + updated_user_ids] + self.verify_keys(existing_slice_users, updated_users_list, peer, append) + + added_persons = [] + # add new users + for added_user_id in added_user_ids: + added_user = users_dict[added_user_id] + hrn, type = urn_to_hrn(added_user['urn']) + person = { + 'first_name': added_user.get('first_name', hrn), + 'last_name': added_user.get('last_name', hrn), + 'email': added_user_id, + 'peer_person_id': None, + 'keys': [], + 'key_ids': added_user.get('key_ids', []), + } + person['person_id'] = self.api.plshell.AddPerson(self.api.plauth, person) + if peer: + person['peer_person_id'] = added_user['person_id'] + added_persons.append(person) + + # enable the account + self.api.plshell.UpdatePerson(self.api.plauth, person['person_id'], {'enabled': True}) + + # add person to site + self.api.plshell.AddPersonToSite(self.api.plauth, added_user_id, login_base) + for key_string in added_user.get('keys', []): + key = {'key':key_string, 'key_type':'ssh'} + key['key_id'] = self.api.plshell.AddPersonKey(self.api.plauth, person['person_id'], key) + person['keys'].append(key) - # if this is a peer person, we must unbind them from the peer or PLCAPI will throw - # an error - try: - if peer and not local_person: - self.api.plshell.UnBindObjectFromPeer(self.api.plauth, 'person', person_id, peer) - if peer: - self.api.plshell.UnBindObjectFromPeer(self.api.plauth, 'site', site_id, peer) - - self.api.plshell.AddPersonToSlice(self.api.plauth, person_dict['email'], slicename) - self.api.plshell.AddPersonToSite(self.api.plauth, person_dict['email'], site_id) - finally: - if peer: - try: self.api.plshell.BindObjectToPeer(self.api.plauth, 'site', site_id, peer, remote_site_id) - except: pass - if peer and not local_person: - try: self.api.plshell.BindObjectToPeer(self.api.plauth, 'person', person_id, peer, person_dict['pointer']) - except: pass + # add the registry record + if sfa_peer: + peer_dict = {'type': 'user', 'hrn': hrn, 'peer_authority': sfa_peer, \ + 'pointer': person['person_id']} + self.registry.register_peer_object(self.credential, peer_dict) + + for added_slice_user_id in added_slice_user_ids.union(added_user_ids): + # add person to the slice + self.api.plshell.AddPersonToSlice(self.api.plauth, added_slice_user_id, slice_record['name']) + # if this is a peer record then it should already be bound to a peer. + # no need to return worry about it getting bound later + + return added_persons - self.verify_keys(registry, credential, person_dict, key_ids, person_id, peer, local_person) - def verify_keys(self, registry, credential, person_dict, key_ids, person_id, peer, local_person): - keylist = self.api.plshell.GetKeys(self.api.plauth, key_ids, ['key']) - keys = [key['key'] for key in keylist] + def verify_keys(self, persons, users, peer, append=True): + # existing keys + key_ids = [] + for person in persons: + key_ids.extend(person['key_ids']) + keylist = self.api.plshell.GetKeys(self.api.plauth, key_ids, ['key_id', 'key']) + keydict = {} + for key in keylist: + keydict[key['key']] = key['key_id'] + existing_keys = keydict.keys() + persondict = {} + for person in persons: + persondict[person['email']] = person + + # add new keys + requested_keys = [] + updated_persons = [] + for user in users: + user_keys = user.get('keys', []) + updated_persons.append(user) + for key_string in user_keys: + requested_keys.append(key_string) + if key_string not in existing_keys: + key = {'key': key_string, 'key_type': 'ssh'} + try: + if peer: + person = persondict[user['email']] + self.api.plshell.UnBindObjectFromPeer(self.api.plauth, 'person', person['person_id'], peer['shortname']) + key['key_id'] = self.api.plshell.AddPersonKey(self.api.plauth, user['email'], key) + if peer: + key_index = user_keys.index(key['key']) + remote_key_id = user['key_ids'][key_index] + self.api.plshell.BindObjectToPeer(self.api.plauth, 'key', key['key_id'], peer['shortname'], remote_key_id) + + finally: + if peer: + self.api.plshell.BindObjectToPeer(self.api.plauth, 'person', person['person_id'], peer['shortname'], user['person_id']) - #add keys that arent already there - key_ids = person_dict['key_ids'] - for personkey in person_dict['keys']: - if personkey not in keys: - key = {'key_type': 'ssh', 'key': personkey} - try: - if peer: - self.api.plshell.UnBindObjectFromPeer(self.api.plauth, 'person', person_id, peer) - key_id = self.api.plshell.AddPersonKey(self.api.plauth, person_dict['email'], key) - finally: - if peer and not local_person: - self.api.plshell.BindObjectToPeer(self.api.plauth, 'person', person_id, peer, person_dict['pointer']) - if peer: - # xxx - thierry how are we getting the peer_key_id in here ? - try: self.api.plshell.BindObjectToPeer(self.api.plauth, 'key', key_id, peer, key_ids.pop(0)) - except: pass + # remove old keys (only if we are not appending) + if append == False: + removed_keys = set(existing_keys).difference(requested_keys) + for existing_key_id in keydict: + if keydict[existing_key_id] in removed_keys: + try: + if peer: + self.api.plshell.UnBindObjectFromPeer(self.api.plauth, 'key', existing_key_id, peer['shortname']) + self.api.plshell.DeleteKey(self.api.plauth, existing_key_id) + except: + pass + + def verify_slice_attributes(self, slice, requested_slice_attributes): + # get list of attributes users ar able to manage + slice_attributes = self.api.plshell.GetTagTypes(self.api.plauth, {'category': '*slice*', '|roles': ['user']}) + valid_slice_attribute_names = [attribute['tagname'] for attribute in slice_attributes] + + # get sliver attributes + added_slice_attributes = [] + removed_slice_attributes = [] + ignored_slice_attribute_names = [] + existing_slice_attributes = self.api.plshell.GetSliceTags(self.api.plauth, {'slice_id': slice['slice_id']}) + + # get attributes that should be removed + for slice_tag in existing_slice_attributes: + if slice_tag['tagname'] in ignored_slice_attribute_names: + # If a slice already has a admin only role it was probably given to them by an + # admin, so we should ignore it. + ignored_slice_attribute_names.append(slice_tag['tagname']) + else: + # If an existing slice attribute was not found in the request it should + # be removed + attribute_found=False + for requested_attribute in requested_slice_attributes: + if requested_attribute['name'] == slice_tag['tagname'] and \ + requested_attribute['value'] == slice_tag['value']: + attribute_found=True + break + + if not attribute_found: + removed_slice_attributes.append(slice_tag) + + # get attributes that should be added: + for requested_attribute in requested_slice_attributes: + # if the requested attribute wasn't found we should add it + if requested_attribute['name'] in valid_slice_attribute_names: + attribute_found = False + for existing_attribute in existing_slice_attributes: + if requested_attribute['name'] == existing_attribute['tagname'] and \ + requested_attribute['value'] == existing_attribute['value']: + attribute_found=True + break + if not attribute_found: + added_slice_attributes.append(requested_attribute) + + + # remove stale attributes + for attribute in removed_slice_attributes: + try: + self.api.plshell.DeleteSliceTag(self.api.plauth, attribute['slice_tag_id']) + except Exception, e: + self.api.logger.warn('Failed to remove sliver attribute. name: %s, value: %s, node_id: %s\nCause:%s'\ + % (name, value, node_id, str(e))) + + # add requested_attributes + for attribute in added_slice_attributes: + try: + name, value, node_id = attribute['name'], attribute['value'], attribute.get('node_id', None) + self.api.plshell.AddSliceTag(self.api.plauth, slice['name'], name, value, node_id) + except Exception, e: + self.api.logger.warn('Failed to add sliver attribute. name: %s, value: %s, node_id: %s\nCause:%s'\ + % (name, value, node_id, str(e))) def create_slice_aggregate(self, xrn, rspec): hrn, type = urn_to_hrn(xrn) @@ -441,27 +621,3 @@ class Slices: return 1 - def sync_site(self, old_record, new_record, peer): - if old_record['max_slices'] != new_record['max_slices'] or old_record['max_slivers'] != new_record['max_slivers']: - try: - if peer: - self.api.plshell.UnBindObjectFromPeer(self.api.plauth, 'site', old_record['site_id'], peer) - if old_record['max_slices'] != new_record['max_slices']: - self.api.plshell.UpdateSite(self.api.plauth, old_record['site_id'], {'max_slices' : new_record['max_slices']}) - if old_record['max_slivers'] != new_record['max_slivers']: - self.api.plshell.UpdateSite(self.api.plauth, old_record['site_id'], {'max_slivers' : new_record['max_slivers']}) - finally: - if peer: - self.api.plshell.BindObjectToPeer(self.api.plauth, 'site', old_record['site_id'], peer, old_record['peer_site_id']) - return 1 - - def sync_slice(self, old_record, new_record, peer): - if old_record['expires'] != new_record['expires']: - try: - if peer: - self.api.plshell.UnBindObjectFromPeer(self.api.plauth, 'slice', old_record['slice_id'], peer) - self.api.plshell.UpdateSlice(self.api.plauth, old_record['slice_id'], {'expires' : new_record['expires']}) - finally: - if peer: - self.api.plshell.BindObjectToPeer(self.api.plauth, 'slice', old_record['slice_id'], peer, old_record['peer_slice_id']) - return 1