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, email, user_params):
  64     # user_params: password, config e.g.,
  65     query = Query.update('local:user').filter_by('email', '==', email).set(user_params).select('email')
  66     results = execute_admin_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 #explicitly mention the platform_id
  94 def manifold_delete_account(request, platform_id, account_params):
  95     query = Query.delete('local:account').filter_by('platform_id', '==', platform_id).set(account_params).select('user_id')
  96     results = execute_query(request,query)
  97     return results
  98
  99
 100 #not tested
 101 def manifold_add_platform(request, platform_params):
 102     query = Query.create('local:platform').set(platform_params).select(['user', 'platform'])
 103     results = execute_admin_query(request,query)
 104     if not results:
 105         raise Exception, "Failed creating manifold  platform %s for user: %s" % (platform_params['platform'], platform_params['user'])
 106     result, = results
 107     return result['platform_id']
 108
 109
 110 def make_request_user(user):
 111     request = {}
 112     request['type']          = 'user'
 113     request['id']            = user.id
 114     request['timestamp']     = user.created # XXX in DB ?
 115     request['authority_hrn'] = user.authority_hrn
 116     request['first_name']    = user.first_name
 117     request['last_name']     = user.last_name
 118     request['email']         = user.email
 119     request['login']         = user.login
 120     request['keypair']       = user.keypair
 121     return request
 122
 123 def make_request_slice(slice):
 124     request = {}
 125     request['type'] = 'slice'
 126     request['id'] = slice.id
 127     request['timestamp'] = slice.created
 128     request['authority_hrn'] = slice.authority_hrn
 129     request['slice_name'] = slice.slice_name
 130     request['number_of_nodes'] = slice.number_of_nodes
 131     request['type_of_nodes'] = slice.type_of_nodes
 132     request['purpose'] = slice.purpose
 133     return request
 134
 135 def make_requests(pending_users, pending_slices):
 136     print "pending users =", pending_users
 137     print "pending slices =", pending_slices
 138
 139     requests = []
 140     for user in pending_users:
 141         requests.append(make_request_user(user))
 142     for slice in pending_slices:
 143         requests.append(make_request_slice(slice))
 144     return requests
 145
 146 def get_request_by_id(ids):
 147     sorted_ids = { 'user': [], 'slice': [] }
 148     for type__id in ids:
 149         type, id = type__id.split('__')
 150         sorted_ids[type].append(id)
 151
 152     if not ids:
 153         pending_users  = PendingUser.objects.all()
 154         pending_slices = PendingSlice.objects.all()
 155     else:
 156         pending_users  = PendingUser.objects.filter(id__in=sorted_ids['user']).all()
 157         pending_slices = PendingSlice.objects.filter(id__in=sorted_ids['slice']).all()
 158
 159     return make_requests(pending_users, pending_slices)
 160
 161 def get_request_by_authority(authority_hrns):
 162     if not authority_hrns:
 163         pending_users  = PendingUser.objects.all()
 164         pending_slices = PendingSlice.objects.all()
 165     else:
 166         pending_users  = PendingUser.objects.filter(authority_hrn__in=authority_hrns).all()
 167         pending_slices = PendingSlice.objects.filter(authority_hrn__in=authority_hrns).all()
 168
 169     return make_requests(pending_users, pending_slices)
 170
 171 # XXX Is it in sync with the form fields ?
 172
 173 def portal_validate_request(wsgi_request, request_ids):
 174     status = {}
 175
 176     if not isinstance(request_ids, list):
 177         request_ids = [request_ids]
 178
 179     requests = get_request_by_id(request_ids)
 180     for request in requests:
 181         # type, id, timestamp, details, allowed -- MISSING: authority_hrn
 182         # CAREFUL about details
 183         # user  : first name, last name, email, password, keypair
 184         # slice : number of nodes, type of nodes, purpose
 185
 186         request_status = {}
 187
 188         print "REQUEST", request
 189         if request['type'] == 'user':
 190
 191             try:
 192                 # XXX tmp user_hrn inside the keypair column of pendiguser table
 193                 hrn = json.loads(request['keypair'])['user_hrn']
 194                 #hrn = "%s.%s" % (request['authority_hrn'], request['login'])
 195                 # XXX tmp sfa dependency
 196                 from sfa.util.xrn import Xrn
 197                 urn = Xrn(hrn, request['type']).get_urn()
 198
 199                 sfa_user_params = {
 200                     'hrn'        : hrn,
 201                     'urn'        : urn,
 202                     'type'       : request['type'],
 203                     'keys'       : [json.loads(request['keypair'])['user_public_key']],
 204                     'first_name' : request['first_name'],
 205                     'last_name'  : request['last_name'],
 206                     'email'      : request['email'],
 207                     #'slices'    : None,
 208                     #'researcher': None,
 209                     #'pi'        : None,
 210                     'enabled'    : True
 211                 }
 212                 # ignored in request: id, timestamp, password
 213
 214                 sfa_add_user(wsgi_request, sfa_user_params)
 215
 216                 # XXX Remove from database
 217
 218
 219                 request_status['SFA user'] = {'status': True }
 220
 221             except Exception, e:
 222                 request_status['SFA user'] = {'status': False, 'description': str(e)}
 223
 224             # MANIFOLD user should be added beforehand, during registration
 225             #try:
 226             #    manifold_user_params = { key: request[key] for key in MANIFOLD_USER_KEYS }
 227             #    # XXX # manifold_add_user(manifold_user_params)
 228             #    request_status['MySlice user'] = {'status': True }
 229             #except Exception, e:
 230             #    request_status['MySlice user'] = {'status': False, 'description': str(e)}
 231
 232             # XXX
 233             #manifold_account_params = { key: request[key] for key in MANIFOLD_ACCOUNT_KEYS }
 234             #manifold_add_account(manifold_account_params)
 235             #request_status['MySlice testbed accounts'] = {'status': False }
 236
 237         elif request['type'] == 'slice':
 238             try:
 239                 hrn = "%s.%s" % (request['authority_hrn'], request['slice_name'])
 240                 # XXX tmp sfa dependency
 241                 from sfa.util.xrn import Xrn
 242                 urn = Xrn(hrn, request['type']).get_urn()
 243
 244                 sfa_slice_params = {
 245                     'hrn'        : hrn,
 246                     'urn'        : urn,
 247                     'type'       : request['type'],
 248                     #'slices'    : None,
 249                     #'researcher': None,
 250                     #'pi'        : None,
 251                     'enabled'    : True
 252                 }
 253                 # ignored in request: id, timestamp,  number_of_nodes, type_of_nodes, purpose
 254
 255                 sfa_add_slice(wsgi_request, sfa_slice_params)
 256
 257                 # XXX Remove from database
 258
 259
 260                 request_status['SFA slice'] = {'status': True }
 261
 262             except Exception, e:
 263                 request_status['SFA slice'] = {'status': False, 'description': str(e)}
 264
 265         status['%s__%s' % (request['type'], request['id'])] = request_status
 266
 267     return status
 268
 269
 270 def validate_action(request, **kwargs):
 271     ids = filter(None, kwargs['id'].split('/'))
 272     status = portal_validate_request(request, ids)
 273     json_answer = json.dumps(status)
 274     return HttpResponse (json_answer, mimetype="application/json")
 275
 276 # Django and ajax
 277 # http://djangosnippets.org/snippets/942/