portal/actions.py

   1 from django.http                 import HttpResponse
   2 from manifold.core.query         import Query
   3 from manifold.manifoldapi        import execute_query,execute_admin_query
   4 from portal.models               import PendingUser, PendingSlice
   5 import json
   6
   7 # Thierry: moving this right into the code so
   8 # most people can use myslice without having to install sfa
   9 # XXX tmp sfa dependency, should be moved to SFA gateway
  10 #from sfa.util.xrn                import Xrn
  11
  12
  13 # Get the list of authorities
  14
  15 def authority_get_pis(request, authority_hrn):
  16     query = Query.get('authority').filter_by('authority_hrn', '==', authority_hrn).select('pi_users')
  17     results = execute_query(request, query)
  18     # NOTE: temporarily commented. Because results is giving empty list.
  19     # Needs more debugging
  20     #if not results:
  21     #    raise Exception, "Authority not found: %s" % authority_hrn
  22     #result, = results
  23     #return result['pi_users']
  24     return results
  25
  26 def authority_get_pi_emails(request, authority_hrn):
  27     return ['jordan.auge@lip6.fr', 'loic.baron@lip6.fr']
  28
  29     pi_users = authority_get_pis(request,authority_hrn)
  30     pi_user_hrns = [ hrn for x in pi_users for hrn in x['pi_users'] ]
  31     query = Query.get('user').filter_by('user_hrn', 'included', pi_user_hrns).select('email')
  32     results = execute_query(request, query)
  33     print "mails",  [result['email'] for result in results]
  34     return [result['email'] for result in results]
  35
  36 # SFA add record (user, slice)
  37
  38 def sfa_add_user(request, user_params):
  39     query = Query.create('user').set(user_params).select('user_hrn')
  40     results = execute_query(request, query)
  41     if not results:
  42         raise Exception, "Could not create %s. Already exists ?" % user_params['hrn']
  43     return results
  44
  45 def sfa_add_slice(request, slice_params):
  46     query = Query.create('slice').set(slice_params).select('slice_hrn')
  47     results = execute_query(request, query)
  48     if not results:
  49         raise Exception, "Could not create %s. Already exists ?" % slice_params['hrn']
  50     return results
  51
  52 # Propose hrn
  53
  54 def manifold_add_user(request, user_params):
  55     # user_params: email, password e.g., user_params = {'email':'aa@aa.com','password':'demo'}
  56     query = Query.create('local:user').set(user_params).select('email')
  57     results = execute_admin_query(request, query)
  58     if not results:
  59         raise Exception, "Failed creating manifold user: %s" % user_params['email']
  60     result, = results
  61     return result['email']
  62
  63 def manifold_update_user(request, user_params):
  64     # user_params: password, config e.g.,
  65     query = Query.update('local:user').filter_by('email', '==', request.user.email).set(user_params).select('email')
  66     results = execute_query(request,query)
  67     # NOTE: results remains empty and goes to Exception. However, it updates the manifold DB.
  68     # That's why I commented the exception part. -- Yasin
  69     #if not results:
  70     #    raise Exception, "Failed updating manifold user: %s" % user_params['email']
  71     #result, = results
  72     return results
  73
  74 def manifold_add_account(request, account_params):
  75     query = Query.create('local:account').set(account_params).select(['user', 'platform'])
  76     results = execute_admin_query(request,query)
  77     if not results:
  78         raise Exception, "Failed creating manifold account on platform %s for user: %s" % (account_params['platform'], account_params['user'])
  79     result, = results
  80     return result['user_id']
  81
  82 def manifold_update_account(request,account_params):
  83     # account_params: config
  84     query = Query.update('local:account').filter_by('platform', '==', 'myslice').set(account_params).select('user_id')
  85     results = execute_query(request,query)
  86     # NOTE: results remains empty and goes to Exception. However, it updates the manifold DB.
  87     # That's why I commented the exception part. -- Yasin
  88     #if not results:
  89     #    raise Exception, "Failed updating manifold account: config %s" % account_params['config']
  90     #result, = results
  91     return results
  92
  93
  94 def make_request_user(user):
  95     request = {}
  96     request['type']          = 'user'
  97     request['id']            = user.id
  98     request['timestamp']     = user.created # XXX in DB ?
  99     request['authority_hrn'] = user.authority_hrn
 100     request['first_name']    = user.first_name
 101     request['last_name']     = user.last_name
 102     request['email']         = user.email
 103     request['login']         = user.login
 104     request['keypair']       = user.keypair
 105     return request
 106
 107 def make_request_slice(slice):
 108     request = {}
 109     request['type'] = 'slice'
 110     request['id'] = slice.id
 111     request['timestamp'] = slice.created
 112     request['authority_hrn'] = slice.authority_hrn
 113     request['slice_name'] = slice.slice_name
 114     request['number_of_nodes'] = slice.number_of_nodes
 115     request['type_of_nodes'] = slice.type_of_nodes
 116     request['purpose'] = slice.purpose
 117     return request
 118
 119 def make_requests(pending_users, pending_slices):
 120     print "pending users =", pending_users
 121     print "pending slices =", pending_slices
 122
 123     requests = []
 124     for user in pending_users:
 125         requests.append(make_request_user(user))
 126     for slice in pending_slices:
 127         requests.append(make_request_slice(slice))
 128     return requests
 129
 130 def get_request_by_id(ids):
 131     sorted_ids = { 'user': [], 'slice': [] }
 132     for type__id in ids:
 133         type, id = type__id.split('__')
 134         sorted_ids[type].append(id)
 135
 136     if not ids:
 137         pending_users  = PendingUser.objects.all()
 138         pending_slices = PendingSlice.objects.all()
 139     else:
 140         pending_users  = PendingUser.objects.filter(id__in=sorted_ids['user']).all()
 141         pending_slices = PendingSlice.objects.filter(id__in=sorted_ids['slice']).all()
 142
 143     return make_requests(pending_users, pending_slices)
 144
 145 def get_request_by_authority(authority_hrns):
 146     if not authority_hrns:
 147         pending_users  = PendingUser.objects.all()
 148         pending_slices = PendingSlice.objects.all()
 149     else:
 150         pending_users  = PendingUser.objects.filter(authority_hrn__in=authority_hrns).all()
 151         pending_slices = PendingSlice.objects.filter(authority_hrn__in=authority_hrns).all()
 152
 153     return make_requests(pending_users, pending_slices)
 154
 155 # XXX Is it in sync with the form fields ?
 156
 157 def portal_validate_request(wsgi_request, request_ids):
 158     status = {}
 159
 160     if not isinstance(request_ids, list):
 161         request_ids = [request_ids]
 162
 163     requests = get_request_by_id(request_ids)
 164     for request in requests:
 165         # type, id, timestamp, details, allowed -- MISSING: authority_hrn
 166         # CAREFUL about details
 167         # user  : first name, last name, email, password, keypair
 168         # slice : number of nodes, type of nodes, purpose
 169
 170         request_status = {}
 171
 172         print "REQUEST", request
 173         if request['type'] == 'user':
 174
 175             try:
 176                 hrn = "%s.%s" % (request['authority_hrn'], request['login'])
 177                 # XXX tmp sfa dependency
 178                 from sfa.util.xrn import Xrn
 179                 urn = Xrn(hrn, request['type']).get_urn()
 180
 181                 sfa_user_params = {
 182                     'hrn'        : hrn,
 183                     'urn'        : urn,
 184                     'type'       : request['type'],
 185                     'keys'       : [json.loads(request['keypair'])['user_public_key']],
 186                     'first_name' : request['first_name'],
 187                     'last_name'  : request['last_name'],
 188                     'email'      : request['email'],
 189                     #'slices'    : None,
 190                     #'researcher': None,
 191                     #'pi'        : None,
 192                     'enabled'    : True
 193                 }
 194                 # ignored in request: id, timestamp, password
 195
 196                 sfa_add_user(wsgi_request, sfa_user_params)
 197
 198                 # XXX Remove from database
 199
 200
 201                 request_status['SFA user'] = {'status': True }
 202
 203             except Exception, e:
 204                 request_status['SFA user'] = {'status': False, 'description': str(e)}
 205
 206             # MANIFOLD user should be added beforehand, during registration
 207             #try:
 208             #    manifold_user_params = { key: request[key] for key in MANIFOLD_USER_KEYS }
 209             #    # XXX # manifold_add_user(manifold_user_params)
 210             #    request_status['MySlice user'] = {'status': True }
 211             #except Exception, e:
 212             #    request_status['MySlice user'] = {'status': False, 'description': str(e)}
 213
 214             # XXX
 215             #manifold_account_params = { key: request[key] for key in MANIFOLD_ACCOUNT_KEYS }
 216             #manifold_add_account(manifold_account_params)
 217             #request_status['MySlice testbed accounts'] = {'status': False }
 218
 219         elif request['type'] == 'slice':
 220             try:
 221                 hrn = "%s.%s" % (request['authority_hrn'], request['slice_name'])
 222                 # XXX tmp sfa dependency
 223                 from sfa.util.xrn import Xrn
 224                 urn = Xrn(hrn, request['type']).get_urn()
 225
 226                 sfa_slice_params = {
 227                     'hrn'        : hrn,
 228                     'urn'        : urn,
 229                     'type'       : request['type'],
 230                     #'slices'    : None,
 231                     #'researcher': None,
 232                     #'pi'        : None,
 233                     'enabled'    : True
 234                 }
 235                 # ignored in request: id, timestamp,  number_of_nodes, type_of_nodes, purpose
 236
 237                 sfa_add_slice(wsgi_request, sfa_slice_params)
 238
 239                 # XXX Remove from database
 240
 241
 242                 request_status['SFA slice'] = {'status': True }
 243
 244             except Exception, e:
 245                 request_status['SFA slice'] = {'status': False, 'description': str(e)}
 246
 247         status['%s__%s' % (request['type'], request['id'])] = request_status
 248
 249     return status
 250
 251
 252 def validate_action(request, **kwargs):
 253     ids = filter(None, kwargs['id'].split('/'))
 254     status = portal_validate_request(request, ids)
 255     json_answer = json.dumps(status)
 256     return HttpResponse (json_answer, mimetype="application/json")
 257
 258 # Django and ajax
 259 # http://djangosnippets.org/snippets/942/