import os import sys import datetime import time from sfa.util.config import Config from sfa.util.xrn import Xrn, get_leaf, get_authority, hrn_to_urn from sfa.util.plxrn import PlXrn, slicename_to_hrn, email_to_hrn, hrn_to_pl_slicename from sfa.senslab.LDAPapi import LDAPapi from sfa.senslab.slabdriver import SlabDriver from sfa.senslab.slabpostgres import SlabDB from sfa.trust.certificate import Keypair,convert_public_key from sfa.trust.gid import create_uuid from sfa.storage.alchemy import dbsession from sfa.storage.model import RegRecord, RegAuthority, RegSlice, RegNode, RegUser, RegKey from sfa.storage.dbschema import DBSchema def _get_site_hrn(site): hrn = site['login_base'] return hrn class SlabImporter: def __init__ (self, auth_hierarchy, logger): self.auth_hierarchy = auth_hierarchy self.logger=logger def hostname_to_hrn(self,root_auth,login_base,hostname): return PlXrn(auth=root_auth,hostname=login_base+'_'+hostname).get_hrn() def slicename_to_hrn(self, person_hrn): return (person_hrn +'_slice') def add_options (self, parser): # we don't have any options for now pass def find_record_by_type_hrn(self,type,hrn): return self.records_by_type_hrn.get ( (type, hrn), None) def update_just_added_records_dict (self, record): tuple = (record.type, record.hrn) if tuple in self.records_by_type_hrn: self.logger.warning ("SlabImporter.update_just_added_records_dict: duplicate (%s,%s)"%tuple) return self.records_by_type_hrn [ tuple ] = record def run (self, options): config = Config() interface_hrn = config.SFA_INTERFACE_HRN root_auth = config.SFA_REGISTRY_ROOT_AUTH slabdriver = SlabDriver(config) #Create special slice table for senslab db = SlabDB() if not db.exists('slice_senslab'): db.createtable('slice_senslab') ######## retrieve all existing SFA objects all_records = dbsession.query(RegRecord).all() # create hash by (type,hrn) # used to know if a given record is already known to SFA self.records_by_type_hrn = \ dict ( [ ( (record.type, record.hrn) , record ) for record in all_records ] ) ## initialize record.stale to True by default, then mark stale=False on the ones that are in use #for record in all_records: #record.stale=True #nodes_listdict = slabdriver.GetNodes() #nodes_by_id = dict([(node['node_id'],node) for node in nodes_listdict]) #sites_listdict = slabdriver.GetSites() #ldap_person_listdict = slabdriver.GetPersons() #slices_listdict = slabdriver.GetSlices() #for site in sites_listdict: #site_hrn = _get_site_hrn(site) #site_record = self.find_record_by_type_hrn ('authority', site_hrn) #if not site_record: #try: #urn = hrn_to_urn(site_hrn, 'authority') #if not self.auth_hierarchy.auth_exists(urn): #self.auth_hierarchy.create_auth(urn) #auth_info = self.auth_hierarchy.get_auth_info(urn) #site_record = RegAuthority(hrn=site_hrn, gid=auth_info.get_gid_object(), #pointer='-1', #authority=get_authority(site_hrn)) #site_record.just_created() #dbsession.add(site_record) #dbsession.commit() #self.logger.info("SlabImporter: imported authority (site) : %s" % site_record) #self.update_just_added_records_dict(site_record) #except: ## if the site import fails then there is no point in trying to import the ## site's child records (node, slices, persons), so skip them. #self.logger.log_exc("SlabImporter: failed to import site. Skipping child records") #continue #else: ## xxx update the record ... #pass #site_record.stale=False ## import node records in site #for node_id in site['node_ids']: #try: #node = nodes_by_id[node_id] #except: #self.logger.warning ("SlabImporter: cannot find node_id %s - ignored"%node_id) #continue #site_auth = get_authority(site_hrn) #site_name = site['login_base'] #hrn = self.hostname_to_hrn(root_auth, site_name, node['hostname']) ## xxx this sounds suspicious #if len(hrn) > 64: hrn = hrn[:64] #node_record = self.find_record_by_type_hrn( 'node', hrn ) #print >>sys.stderr, " \r\n \r\n SLAB IMPORTER node_record %s " %(node_record) #if not node_record: #try: #pkey = Keypair(create=True) #urn = hrn_to_urn(hrn, 'node') #print>>sys.stderr, "\r\n \r\n SLAB IMPORTER NODE IMPORT urn %s hrn %s" %(urn, hrn) #node_gid = self.auth_hierarchy.create_gid(urn, create_uuid(), pkey) #node_record = RegNode (hrn=hrn, gid=node_gid, #pointer =node['node_id'], #authority=get_authority(hrn)) #node_record.just_created() #dbsession.add(node_record) #dbsession.commit() #self.logger.info("SlabImporter: imported node: %s" % node_record) #print>>sys.stderr, "\r\n \t\t\t SLAB IMPORTER NODE IMPORT NOTnode_record %s " %(node_record) #self.update_just_added_records_dict(node_record) #except: #self.logger.log_exc("SlabImporter: failed to import node") #else: ## xxx update the record ... #pass #node_record.stale=False ## import persons #for person in ldap_person_listdict : #person_hrn = person['hrn'] #slice_hrn = self.slicename_to_hrn(person['hrn'],'_slice') ## xxx suspicious again #if len(person_hrn) > 64: person_hrn = person_hrn[:64] #person_urn = hrn_to_urn(person_hrn, 'user') #user_record = self.find_record_by_type_hrn( 'user', person_hrn) #slice_record = self.find_record_by_type_hrn ('slice', slice_hrn) #print>>sys.stderr, "\r\n \r\n SLAB IMPORTER PERSON IMPORT user_record %s " %(user_record) ## return a tuple pubkey (a plc key object) and pkey (a Keypair object) #def init_person_key (person, slab_key): #pubkey=None #if person['pkey']: ## randomly pick first key in set #pubkey = slab_key #try: #pkey = convert_public_key(pubkey) #except: #self.logger.warn('SlabImporter: unable to convert public key for %s' % person_hrn) #pkey = Keypair(create=True) #else: ## the user has no keys. Creating a random keypair for the user's gid #self.logger.warn("SlabImporter: person %s does not have a PL public key"%person_hrn) #pkey = Keypair(create=True) #return (pubkey, pkey) #try: #slab_key = person['pkey'] ## new person #if not user_record: #(pubkey,pkey) = init_person_key (person, slab_key ) #person_gid = self.auth_hierarchy.create_gid(person_urn, create_uuid(), pkey) #person_gid.set_email(person['email']) #user_record = RegUser (hrn=person_hrn, gid=person_gid, #pointer='-1', #authority=get_authority(person_hrn), #email=person['email']) #if pubkey: #user_record.reg_keys=[RegKey (pubkey)] #else: #self.logger.warning("No key found for user %s"%user_record) #user_record.just_created() #dbsession.add (user_record) #dbsession.commit() #self.logger.info("SlabImporter: imported person: %s" % user_record) #print>>sys.stderr, "\r\n \r\n SLAB IMPORTER PERSON IMPORT NOTuser_record %s " %(user_record) #self.update_just_added_records_dict( user_record ) #else: ## update the record ? ## if user's primary key has changed then we need to update the ## users gid by forcing an update here #sfa_keys = user_record.reg_keys ##def key_in_list (key,sfa_keys): ##for reg_key in sfa_keys: ##if reg_key.key==key['key']: return True ##return False ## is there a new key in myplc ? #new_keys=False #if key is not sfa_keys : #new_keys = True #if new_keys: #(pubkey,pkey) = init_person_key (person, slab_key) #person_gid = self.auth_hierarchy.create_gid(person_urn, create_uuid(), pkey) #if not pubkey: #user_record.reg_keys=[] #else: #user_record.reg_keys=[ RegKey (pubkey)] #self.logger.info("SlabImporter: updated person: %s" % user_record) #user_record.email = person['email'] #dbsession.commit() #user_record.stale=False #except: #self.logger.log_exc("SlabImporter: failed to import person %s"%(person) ) #if not slice_record: #try: #pkey = Keypair(create=True) #urn = hrn_to_urn(slice_hrn, 'slice') #slice_gid = self.auth_hierarchy.create_gid(urn, create_uuid(), pkey) #slice_record = RegSlice (hrn=slice_hrn, gid=slice_gid, #pointer='-1', #authority=get_authority(slice_hrn)) #print>>sys.stderr, "\r\n \r\n SLAB IMPORTER SLICE IMPORT NOTslice_record%s " %(slice_record) #slice_record.just_created() #dbsession.add(slice_record) #dbsession.commit() #self.logger.info("SlabImporter: imported slice: %s" % slice_record) #self.remember_record ( slice_record ) #except: #self.logger.log_exc("SlabImporter: failed to import slice") #else: ## xxx update the record ... #self.logger.warning ("Slice update not yet implemented") #pass ## record current users affiliated with the slice #slice_record.reg_researchers = \ #[ self.locate_by_type_pointer ('user',user_id) for user_id in slice['person_ids'] ] #dbsession.commit() #slice_record.stale=False #### remove stale records ## special records must be preserved #system_hrns = [interface_hrn, root_auth, interface_hrn + '.slicemanager'] #for record in all_records: #if record.hrn in system_hrns: #record.stale=False #if record.peer_authority: #record.stale=False #for record in all_records: #try: #stale=record.stale #except: #stale=True #self.logger.warning("stale not found with %s"%record) #if stale: #self.logger.info("SlabImporter: deleting stale record: %s" % record) #dbsession.delete(record) #dbsession.commit()