portal/actions.py

   1 from django.http                 import HttpResponse
   2 from manifold.core.query         import Query
   3 from manifold.manifoldapi        import execute_query
   4 from portal.models               import PendingUser, PendingSlice
   5 import json
   6
   7 # Get the list of authorities
   8
   9 def authority_get_pis(authority_hrn):
  10     query = Query.get('authority').filter_by('authority_hrn', '==', authority_hrn).select('pi_users')
  11     results = execute_query(query)
  12     if not results:
  13         raise Exception, "Authority not found: %s" % authority_hrn
  14     result, = results
  15     return result['pi_users']
  16
  17 def authority_get_pi_emails(authority_hrn):
  18     user_hrns = authority_get_pis(authority_hrn)
  19
  20     query = Query.get('user').filter_by('user_hrn', 'included', user_hrns).select('user_email')
  21     results = execute_query(query)
  22
  23     return [result['user_email'] for result in results]
  24
  25 # SFA add record (user, slice)
  26
  27 def sfa_add_user(user_params):
  28     # sfi.py add --xrn=fed4fire.upmc.timur_friedman --type=user --key=/root/.sfi/timur.pub --email=timur.friedman@lip6.fr --extra=first_name=Timur --extra=last_name=Friedman --extra=enabled=true
  29     # user_params: xrn type key email + first_name last_name enabled
  30     query = Query.create('user').set(user_params).select('user_hrn')
  31     results = execute_query(query)
  32     if not results:
  33         raise Exception, "Failed creating SFA user: %s" % user_params['user_hrn']
  34     result, = results
  35     return result['user_hrn']
  36
  37 def sfa_add_slice(slice_params):
  38     pass
  39
  40 # Propose hrn
  41
  42 def manifold_add_user(user_params):
  43     # user_params: email, password
  44     query = Query.create('local:user').set(user_params).select('email')
  45     results = execute_query(query)
  46     if not results:
  47         raise Exception, "Failed creating manifold user: %s" % user_params['email']
  48     result, = results
  49     return result['email']
  50
  51 def manifold_add_account(account_params):
  52     query = Query.create('local:account').set(account_params).select(['user', 'platform'])
  53     results = execute_query(query)
  54     if not results:
  55         raise Exception, "Failed creating manifold account on platform %s for user: %s" % (account_params['platform'], account_params['user'])
  56     result, = results
  57     return (result['user'], result['platform'])
  58
  59 def make_request_user(user):
  60     request = {}
  61     request['type'] = 'user'
  62     request['id'] = user.id
  63     request['timestamp'] = 'TODO' # XXX in DB ?
  64     request['authority_hrn'] = user.authority_hrn
  65     request['first_name'] = user.first_name
  66     request['last_name'] = user.last_name
  67     request['email'] = user.email
  68     return request
  69
  70 def make_request_slice(slice):
  71     request = {}
  72     request['type'] = 'slice'
  73     request['id'] = slice.id
  74     request['timestamp'] = 'TODO' # XXX in DB ?
  75     request['authority_hrn'] = slice.authority_hrn
  76     request['number_of_nodes'] = slice.number_of_nodes
  77     request['type_of_nodes'] = slice.type_of_nodes
  78     request['purpose'] = slice.purpose
  79     return request
  80
  81 def make_requests(pending_users, pending_slices):
  82     print "pending users =", pending_users
  83     print "pending slices =", pending_slices
  84
  85     requests = []
  86     for user in pending_users:
  87         requests.append(make_request_user(user))
  88     for slice in pending_slices:
  89         requests.append(make_request_slice(slice))
  90     return requests
  91
  92 def get_request_by_id(ids):
  93     sorted_ids = { 'user': [], 'slice': [] }
  94     for type__id in ids:
  95         type, id = type__id.split('__')
  96         sorted_ids[type].append(id)
  97
  98     if not ids:
  99         pending_users  = PendingUser.objects.all()
 100         pending_slices = PendingSlice.objects.all()
 101     else:
 102         pending_users  = PendingUser.objects.filter(id__in=sorted_ids['user']).all()
 103         pending_slices = PendingSlice.objects.filter(id__in=sorted_ids['slice']).all()
 104
 105     return make_requests(pending_users, pending_slices)
 106
 107 def get_request_by_authority(authority_hrns):
 108     if not authority_hrns:
 109         pending_users  = PendingUser.objects.all()
 110         pending_slices = PendingSlice.objects.all()
 111     else:
 112         pending_users  = PendingUser.objects.filter(authority_hrn__in=authority_hrns).all()
 113         pending_slices = PendingSlice.objects.filter(authority_hrn__in=authority_hrns).all()
 114
 115     return make_requests(pending_users, pending_slices)
 116
 117 SFA_USER_KEYS         = ['xrn', 'type', 'key', 'first_name', 'last_name', 'email']
 118 SFA_SLICE_KEYS        = []
 119 MANIFOLD_USER_KEYS    = ['email', 'password']
 120 MANIFOLD_ACCOUNT_KEYS = []
 121
 122 def portal_validate_request(request_ids):
 123     status = {}
 124
 125     if not isinstance(request_ids, list):
 126         request_ids = [request_ids]
 127
 128     requests = get_request_by_id(request_ids)
 129     for request in requests:
 130         # type, id, timestamp, details, allowed -- MISSING: authority_hrn
 131         # CAREFUL about details
 132         # user  : first name, last name, email, password, keypair
 133         # slice : number of nodes, type of nodes, purpose
 134
 135         request_status = {}
 136
 137         if request['type'] == 'user':
 138             try:
 139                 sfa_user_params = { key: request[key] for key in SFA_USER_KEYS }
 140                 sfa_user_params['enabled'] = True
 141                 # XXX # sfa_add_user(sfa_user_params)
 142                 request_status['SFA user'] = {'status': True }
 143             except Exception, e:
 144                 request_status['SFA user'] = {'status': False, 'description': str(e)}
 145
 146             try:
 147                 manifold_user_params = { key: request[key] for key in MANIFOLD_USER_KEYS }
 148                 # XXX # manifold_add_user(manifold_user_params)
 149                 request_status['MySlice user'] = {'status': True }
 150             except Exception, e:
 151                 request_status['MySlice user'] = {'status': False, 'description': str(e)}
 152
 153             # XXX
 154             #manifold_account_params = { key: request[key] for key in MANIFOLD_ACCOUNT_KEYS }
 155             #manifold_add_account(manifold_account_params)
 156             request_status['MySlice testbed accounts'] = {'status': False }
 157
 158         elif request['type'] == 'slice':
 159             try:
 160                 sfa_slice_params = { key: request[key] for key in SFA_SLICE_KEYS }
 161                 # XXX # sfa_add_slice(sfa_slice_params)
 162                 request_status['SFA slice'] = {'status': True }
 163             except Exception, e:
 164                 request_status['SFA slice'] = {'status': False, 'description': str(e)}
 165
 166         status['%s__%s' % (request['type'], request['id'])] = request_status
 167
 168     # XXX remove from database succeeded actions
 169
 170     return status
 171
 172
 173 def validate_action(*args, **kwargs):
 174     ids = filter(None, kwargs['id'].split('/'))
 175     status = portal_validate_request(ids)
 176     json_answer = json.dumps(status)
 177     return HttpResponse (json_answer, mimetype="application/json")
 178
 179 # Django and ajax
 180 # http://djangosnippets.org/snippets/942/