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_update_user(request, user_hrn, user_params):
  46     # user_params: keys [public_key]
  47     query = Query.update('user').filter_by('user_hrn', '==', user_hrn).set(user_params).select('user_hrn')
  48     results = execute_query(request,query)
  49     return results
  50
  51
  52 def sfa_add_slice(request, slice_params):
  53     query = Query.create('slice').set(slice_params).select('slice_hrn')
  54     results = execute_query(request, query)
  55     if not results:
  56         raise Exception, "Could not create %s. Already exists ?" % slice_params['hrn']
  57     return results
  58
  59 # Propose hrn
  60
  61 def manifold_add_user(request, user_params):
  62     # user_params: email, password e.g., user_params = {'email':'aa@aa.com','password':'demo'}
  63     query = Query.create('local:user').set(user_params).select('email')
  64     results = execute_admin_query(request, query)
  65     if not results:
  66         raise Exception, "Failed creating manifold user: %s" % user_params['email']
  67     result, = results
  68     return result['email']
  69
  70 def manifold_update_user(request, email, user_params):
  71     # user_params: password, config e.g.,
  72     query = Query.update('local:user').filter_by('email', '==', email).set(user_params).select('email')
  73     results = execute_admin_query(request,query)
  74     # NOTE: results remains empty and goes to Exception. However, it updates the manifold DB.
  75     # That's why I commented the exception part. -- Yasin
  76     #if not results:
  77     #    raise Exception, "Failed updating manifold user: %s" % user_params['email']
  78     #result, = results
  79     return results
  80
  81 def manifold_add_account(request, account_params):
  82     query = Query.create('local:account').set(account_params).select(['user', 'platform'])
  83     results = execute_admin_query(request,query)
  84     if not results:
  85         raise Exception, "Failed creating manifold account on platform %s for user: %s" % (account_params['platform'], account_params['user'])
  86     result, = results
  87     return result['user_id']
  88
  89 def manifold_update_account(request,account_params):
  90     # account_params: config
  91     query = Query.update('local:account').filter_by('platform', '==', 'myslice').set(account_params).select('user_id')
  92     results = execute_query(request,query)
  93     # NOTE: results remains empty and goes to Exception. However, it updates the manifold DB.
  94     # That's why I commented the exception part. -- Yasin
  95     #if not results:
  96     #    raise Exception, "Failed updating manifold account: config %s" % account_params['config']
  97     #result, = results
  98     return results
  99
 100 #explicitly mention the platform_id
 101 def manifold_delete_account(request, platform_id, account_params):
 102     query = Query.delete('local:account').filter_by('platform_id', '==', platform_id).set(account_params).select('user_id')
 103     results = execute_query(request,query)
 104     return results
 105
 106
 107 #not tested
 108 def manifold_add_platform(request, platform_params):
 109     query = Query.create('local:platform').set(platform_params).select(['user', 'platform'])
 110     results = execute_admin_query(request,query)
 111     if not results:
 112         raise Exception, "Failed creating manifold  platform %s for user: %s" % (platform_params['platform'], platform_params['user'])
 113     result, = results
 114     return result['platform_id']
 115
 116
 117 def make_request_user(user):
 118     request = {}
 119     request['type']          = 'user'
 120     request['id']            = user.id
 121     request['timestamp']     = user.created # XXX in DB ?
 122     request['authority_hrn'] = user.authority_hrn
 123     request['first_name']    = user.first_name
 124     request['last_name']     = user.last_name
 125     request['email']         = user.email
 126     request['login']         = user.login
 127     request['keypair']       = user.keypair
 128     return request
 129
 130 def make_request_slice(slice):
 131     request = {}
 132     request['type'] = 'slice'
 133     request['id'] = slice.id
 134     request['timestamp'] = slice.created
 135     request['authority_hrn'] = slice.authority_hrn
 136     request['slice_name'] = slice.slice_name
 137     request['number_of_nodes'] = slice.number_of_nodes
 138     request['type_of_nodes'] = slice.type_of_nodes
 139     request['purpose'] = slice.purpose
 140     return request
 141
 142 def make_requests(pending_users, pending_slices):
 143     print "pending users =", pending_users
 144     print "pending slices =", pending_slices
 145
 146     requests = []
 147     for user in pending_users:
 148         requests.append(make_request_user(user))
 149     for slice in pending_slices:
 150         requests.append(make_request_slice(slice))
 151     return requests
 152
 153 def get_request_by_id(ids):
 154     sorted_ids = { 'user': [], 'slice': [] }
 155     for type__id in ids:
 156         type, id = type__id.split('__')
 157         sorted_ids[type].append(id)
 158
 159     if not ids:
 160         pending_users  = PendingUser.objects.all()
 161         pending_slices = PendingSlice.objects.all()
 162     else:
 163         pending_users  = PendingUser.objects.filter(id__in=sorted_ids['user']).all()
 164         pending_slices = PendingSlice.objects.filter(id__in=sorted_ids['slice']).all()
 165
 166     return make_requests(pending_users, pending_slices)
 167
 168 def get_request_by_authority(authority_hrns):
 169     if not authority_hrns:
 170         pending_users  = PendingUser.objects.all()
 171         pending_slices = PendingSlice.objects.all()
 172     else:
 173         pending_users  = PendingUser.objects.filter(authority_hrn__in=authority_hrns).all()
 174         pending_slices = PendingSlice.objects.filter(authority_hrn__in=authority_hrns).all()
 175
 176     return make_requests(pending_users, pending_slices)
 177
 178 # XXX Is it in sync with the form fields ?
 179
 180 def portal_validate_request(wsgi_request, request_ids):
 181     status = {}
 182
 183     if not isinstance(request_ids, list):
 184         request_ids = [request_ids]
 185
 186     requests = get_request_by_id(request_ids)
 187     for request in requests:
 188         # type, id, timestamp, details, allowed -- MISSING: authority_hrn
 189         # CAREFUL about details
 190         # user  : first name, last name, email, password, keypair
 191         # slice : number of nodes, type of nodes, purpose
 192
 193         request_status = {}
 194
 195         print "REQUEST", request
 196         if request['type'] == 'user':
 197
 198             try:
 199                 # XXX tmp user_hrn inside the keypair column of pendiguser table
 200                 hrn = json.loads(request['keypair'])['user_hrn']
 201                 #hrn = "%s.%s" % (request['authority_hrn'], request['login'])
 202                 # XXX tmp sfa dependency
 203                 from sfa.util.xrn import Xrn
 204                 urn = Xrn(hrn, request['type']).get_urn()
 205
 206                 sfa_user_params = {
 207                     'hrn'        : hrn,
 208                     'urn'        : urn,
 209                     'type'       : request['type'],
 210                     'keys'       : [json.loads(request['keypair'])['user_public_key']],
 211                     'first_name' : request['first_name'],
 212                     'last_name'  : request['last_name'],
 213                     'email'      : request['email'],
 214                     #'slices'    : None,
 215                     #'researcher': None,
 216                     #'pi'        : None,
 217                     'enabled'    : True
 218                 }
 219                 # ignored in request: id, timestamp, password
 220
 221                 sfa_add_user(wsgi_request, sfa_user_params)
 222
 223                 # XXX Remove from database
 224
 225
 226                 request_status['SFA user'] = {'status': True }
 227
 228             except Exception, e:
 229                 request_status['SFA user'] = {'status': False, 'description': str(e)}
 230
 231             # MANIFOLD user should be added beforehand, during registration
 232             #try:
 233             #    manifold_user_params = { key: request[key] for key in MANIFOLD_USER_KEYS }
 234             #    # XXX # manifold_add_user(manifold_user_params)
 235             #    request_status['MySlice user'] = {'status': True }
 236             #except Exception, e:
 237             #    request_status['MySlice user'] = {'status': False, 'description': str(e)}
 238
 239             # XXX
 240             #manifold_account_params = { key: request[key] for key in MANIFOLD_ACCOUNT_KEYS }
 241             #manifold_add_account(manifold_account_params)
 242             #request_status['MySlice testbed accounts'] = {'status': False }
 243
 244         elif request['type'] == 'slice':
 245             try:
 246                 hrn = "%s.%s" % (request['authority_hrn'], request['slice_name'])
 247                 # XXX tmp sfa dependency
 248                 from sfa.util.xrn import Xrn
 249                 urn = Xrn(hrn, request['type']).get_urn()
 250
 251                 sfa_slice_params = {
 252                     'hrn'        : hrn,
 253                     'urn'        : urn,
 254                     'type'       : request['type'],
 255                     #'slices'    : None,
 256                     #'researcher': None,
 257                     #'pi'        : None,
 258                     'enabled'    : True
 259                 }
 260                 # ignored in request: id, timestamp,  number_of_nodes, type_of_nodes, purpose
 261
 262                 sfa_add_slice(wsgi_request, sfa_slice_params)
 263
 264                 # XXX Remove from database
 265
 266
 267                 request_status['SFA slice'] = {'status': True }
 268
 269             except Exception, e:
 270                 request_status['SFA slice'] = {'status': False, 'description': str(e)}
 271
 272         status['%s__%s' % (request['type'], request['id'])] = request_status
 273
 274     return status
 275
 276
 277 def validate_action(request, **kwargs):
 278     ids = filter(None, kwargs['id'].split('/'))
 279     status = portal_validate_request(request, ids)
 280     json_answer = json.dumps(status)
 281     return HttpResponse (json_answer, mimetype="application/json")
 282
 283 # Django and ajax
 284 # http://djangosnippets.org/snippets/942/