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 manifold_add_platform(request, platform_params):
  95     query = Query.create('local:platform').set(account_params).select(['user', 'platform'])
  96     results = execute_admin_query(request,query)
  97     if not results:
  98         raise Exception, "Failed creating manifold  platform %s for user: %s" % (platform_params['platform'], platform_params['user'])
  99     result, = results
 100     return result['platform_id']
 101
 102
 103 def make_request_user(user):
 104     request = {}
 105     request['type']          = 'user'
 106     request['id']            = user.id
 107     request['timestamp']     = user.created # XXX in DB ?
 108     request['authority_hrn'] = user.authority_hrn
 109     request['first_name']    = user.first_name
 110     request['last_name']     = user.last_name
 111     request['email']         = user.email
 112     request['login']         = user.login
 113     request['keypair']       = user.keypair
 114     return request
 115
 116 def make_request_slice(slice):
 117     request = {}
 118     request['type'] = 'slice'
 119     request['id'] = slice.id
 120     request['timestamp'] = slice.created
 121     request['authority_hrn'] = slice.authority_hrn
 122     request['slice_name'] = slice.slice_name
 123     request['number_of_nodes'] = slice.number_of_nodes
 124     request['type_of_nodes'] = slice.type_of_nodes
 125     request['purpose'] = slice.purpose
 126     return request
 127
 128 def make_requests(pending_users, pending_slices):
 129     print "pending users =", pending_users
 130     print "pending slices =", pending_slices
 131
 132     requests = []
 133     for user in pending_users:
 134         requests.append(make_request_user(user))
 135     for slice in pending_slices:
 136         requests.append(make_request_slice(slice))
 137     return requests
 138
 139 def get_request_by_id(ids):
 140     sorted_ids = { 'user': [], 'slice': [] }
 141     for type__id in ids:
 142         type, id = type__id.split('__')
 143         sorted_ids[type].append(id)
 144
 145     if not ids:
 146         pending_users  = PendingUser.objects.all()
 147         pending_slices = PendingSlice.objects.all()
 148     else:
 149         pending_users  = PendingUser.objects.filter(id__in=sorted_ids['user']).all()
 150         pending_slices = PendingSlice.objects.filter(id__in=sorted_ids['slice']).all()
 151
 152     return make_requests(pending_users, pending_slices)
 153
 154 def get_request_by_authority(authority_hrns):
 155     if not authority_hrns:
 156         pending_users  = PendingUser.objects.all()
 157         pending_slices = PendingSlice.objects.all()
 158     else:
 159         pending_users  = PendingUser.objects.filter(authority_hrn__in=authority_hrns).all()
 160         pending_slices = PendingSlice.objects.filter(authority_hrn__in=authority_hrns).all()
 161
 162     return make_requests(pending_users, pending_slices)
 163
 164 # XXX Is it in sync with the form fields ?
 165
 166 def portal_validate_request(wsgi_request, request_ids):
 167     status = {}
 168
 169     if not isinstance(request_ids, list):
 170         request_ids = [request_ids]
 171
 172     requests = get_request_by_id(request_ids)
 173     for request in requests:
 174         # type, id, timestamp, details, allowed -- MISSING: authority_hrn
 175         # CAREFUL about details
 176         # user  : first name, last name, email, password, keypair
 177         # slice : number of nodes, type of nodes, purpose
 178
 179         request_status = {}
 180
 181         print "REQUEST", request
 182         if request['type'] == 'user':
 183
 184             try:
 185                 hrn = "%s.%s" % (request['authority_hrn'], request['login'])
 186                 # XXX tmp sfa dependency
 187                 from sfa.util.xrn import Xrn
 188                 urn = Xrn(hrn, request['type']).get_urn()
 189
 190                 sfa_user_params = {
 191                     'hrn'        : hrn,
 192                     'urn'        : urn,
 193                     'type'       : request['type'],
 194                     'keys'       : [json.loads(request['keypair'])['user_public_key']],
 195                     'first_name' : request['first_name'],
 196                     'last_name'  : request['last_name'],
 197                     'email'      : request['email'],
 198                     #'slices'    : None,
 199                     #'researcher': None,
 200                     #'pi'        : None,
 201                     'enabled'    : True
 202                 }
 203                 # ignored in request: id, timestamp, password
 204
 205                 sfa_add_user(wsgi_request, sfa_user_params)
 206
 207                 # XXX Remove from database
 208
 209
 210                 request_status['SFA user'] = {'status': True }
 211
 212             except Exception, e:
 213                 request_status['SFA user'] = {'status': False, 'description': str(e)}
 214
 215             # MANIFOLD user should be added beforehand, during registration
 216             #try:
 217             #    manifold_user_params = { key: request[key] for key in MANIFOLD_USER_KEYS }
 218             #    # XXX # manifold_add_user(manifold_user_params)
 219             #    request_status['MySlice user'] = {'status': True }
 220             #except Exception, e:
 221             #    request_status['MySlice user'] = {'status': False, 'description': str(e)}
 222
 223             # XXX
 224             #manifold_account_params = { key: request[key] for key in MANIFOLD_ACCOUNT_KEYS }
 225             #manifold_add_account(manifold_account_params)
 226             #request_status['MySlice testbed accounts'] = {'status': False }
 227
 228         elif request['type'] == 'slice':
 229             try:
 230                 hrn = "%s.%s" % (request['authority_hrn'], request['slice_name'])
 231                 # XXX tmp sfa dependency
 232                 from sfa.util.xrn import Xrn
 233                 urn = Xrn(hrn, request['type']).get_urn()
 234
 235                 sfa_slice_params = {
 236                     'hrn'        : hrn,
 237                     'urn'        : urn,
 238                     'type'       : request['type'],
 239                     #'slices'    : None,
 240                     #'researcher': None,
 241                     #'pi'        : None,
 242                     'enabled'    : True
 243                 }
 244                 # ignored in request: id, timestamp,  number_of_nodes, type_of_nodes, purpose
 245
 246                 sfa_add_slice(wsgi_request, sfa_slice_params)
 247
 248                 # XXX Remove from database
 249
 250
 251                 request_status['SFA slice'] = {'status': True }
 252
 253             except Exception, e:
 254                 request_status['SFA slice'] = {'status': False, 'description': str(e)}
 255
 256         status['%s__%s' % (request['type'], request['id'])] = request_status
 257
 258     return status
 259
 260
 261 def validate_action(request, **kwargs):
 262     ids = filter(None, kwargs['id'].split('/'))
 263     status = portal_validate_request(request, ids)
 264     json_answer = json.dumps(status)
 265     return HttpResponse (json_answer, mimetype="application/json")
 266
 267 # Django and ajax
 268 # http://djangosnippets.org/snippets/942/