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(request, user_params):
  43     # user_params: email, password e.g., user_params = {'email':'aa@aa.com','password':'demo'}
  44     query = Query.create('local:user').set(user_params).select('email')
  45     results = execute_query(request,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_update_user(request, user_params):
  52     # user_params: password, config e.g.,
  53     query = Query.update('local:user').filter_by('email', '==', request.user.email).set(user_params).select('email')
  54     results = execute_query(request,query)
  55     # NOTE: results remains empty and goes to Exception. However, it updates the manifold DB.
  56     # That's why I commented the exception part. -- Yasin
  57     #if not results:
  58     #    raise Exception, "Failed updating manifold user: %s" % user_params['email']
  59     #result, = results
  60     return results
  61
  62 def manifold_add_account(request, account_params):
  63     query = Query.create('local:account').set(account_params).select(['user', 'platform'])
  64     results = execute_query(request,query)
  65     if not results:
  66         raise Exception, "Failed creating manifold account on platform %s for user: %s" % (account_params['platform'], account_params['user'])
  67     result, = results
  68     return (result['user'], result['platform'])
  69
  70 def manifold_update_account(request,account_params):
  71     # account_params: config
  72     query = Query.update('local:account').filter_by('email', '==', request.user.email).set(account_params).select('email')
  73     results = execute_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 account: config %s" % account_params['config']
  78     #result, = results
  79     return results
  80
  81
  82 def make_request_user(user):
  83     request = {}
  84     request['type'] = 'user'
  85     request['id'] = user.id
  86     request['timestamp'] = 'TODO' # XXX in DB ?
  87     request['authority_hrn'] = user.authority_hrn
  88     request['first_name'] = user.first_name
  89     request['last_name'] = user.last_name
  90     request['email'] = user.email
  91     return request
  92
  93 def make_request_slice(slice):
  94     request = {}
  95     request['type'] = 'slice'
  96     request['id'] = slice.id
  97     request['timestamp'] = 'TODO' # XXX in DB ?
  98     request['authority_hrn'] = slice.authority_hrn
  99     request['number_of_nodes'] = slice.number_of_nodes
 100     request['type_of_nodes'] = slice.type_of_nodes
 101     request['purpose'] = slice.purpose
 102     return request
 103
 104 def make_requests(pending_users, pending_slices):
 105     print "pending users =", pending_users
 106     print "pending slices =", pending_slices
 107
 108     requests = []
 109     for user in pending_users:
 110         requests.append(make_request_user(user))
 111     for slice in pending_slices:
 112         requests.append(make_request_slice(slice))
 113     return requests
 114
 115 def get_request_by_id(ids):
 116     sorted_ids = { 'user': [], 'slice': [] }
 117     for type__id in ids:
 118         type, id = type__id.split('__')
 119         sorted_ids[type].append(id)
 120
 121     if not ids:
 122         pending_users  = PendingUser.objects.all()
 123         pending_slices = PendingSlice.objects.all()
 124     else:
 125         pending_users  = PendingUser.objects.filter(id__in=sorted_ids['user']).all()
 126         pending_slices = PendingSlice.objects.filter(id__in=sorted_ids['slice']).all()
 127
 128     return make_requests(pending_users, pending_slices)
 129
 130 def get_request_by_authority(authority_hrns):
 131     if not authority_hrns:
 132         pending_users  = PendingUser.objects.all()
 133         pending_slices = PendingSlice.objects.all()
 134     else:
 135         pending_users  = PendingUser.objects.filter(authority_hrn__in=authority_hrns).all()
 136         pending_slices = PendingSlice.objects.filter(authority_hrn__in=authority_hrns).all()
 137
 138     return make_requests(pending_users, pending_slices)
 139
 140 SFA_USER_KEYS         = ['xrn', 'type', 'key', 'first_name', 'last_name', 'email']
 141 SFA_SLICE_KEYS        = []
 142 MANIFOLD_USER_KEYS    = ['email', 'password']
 143 MANIFOLD_ACCOUNT_KEYS = []
 144
 145 def portal_validate_request(request_ids):
 146     status = {}
 147
 148     if not isinstance(request_ids, list):
 149         request_ids = [request_ids]
 150
 151     requests = get_request_by_id(request_ids)
 152     for request in requests:
 153         # type, id, timestamp, details, allowed -- MISSING: authority_hrn
 154         # CAREFUL about details
 155         # user  : first name, last name, email, password, keypair
 156         # slice : number of nodes, type of nodes, purpose
 157
 158         request_status = {}
 159
 160         if request['type'] == 'user':
 161             try:
 162                 sfa_user_params = { key: request[key] for key in SFA_USER_KEYS }
 163                 sfa_user_params['enabled'] = True
 164                 # XXX # sfa_add_user(sfa_user_params)
 165                 request_status['SFA user'] = {'status': True }
 166             except Exception, e:
 167                 request_status['SFA user'] = {'status': False, 'description': str(e)}
 168
 169             try:
 170                 manifold_user_params = { key: request[key] for key in MANIFOLD_USER_KEYS }
 171                 # XXX # manifold_add_user(manifold_user_params)
 172                 request_status['MySlice user'] = {'status': True }
 173             except Exception, e:
 174                 request_status['MySlice user'] = {'status': False, 'description': str(e)}
 175
 176             # XXX
 177             #manifold_account_params = { key: request[key] for key in MANIFOLD_ACCOUNT_KEYS }
 178             #manifold_add_account(manifold_account_params)
 179             request_status['MySlice testbed accounts'] = {'status': False }
 180
 181         elif request['type'] == 'slice':
 182             try:
 183                 sfa_slice_params = { key: request[key] for key in SFA_SLICE_KEYS }
 184                 # XXX # sfa_add_slice(sfa_slice_params)
 185                 request_status['SFA slice'] = {'status': True }
 186             except Exception, e:
 187                 request_status['SFA slice'] = {'status': False, 'description': str(e)}
 188
 189         status['%s__%s' % (request['type'], request['id'])] = request_status
 190
 191     # XXX remove from database succeeded actions
 192
 193     return status
 194
 195
 196 def validate_action(*args, **kwargs):
 197     ids = filter(None, kwargs['id'].split('/'))
 198     status = portal_validate_request(ids)
 199     json_answer = json.dumps(status)
 200     return HttpResponse (json_answer, mimetype="application/json")
 201
 202 # Django and ajax
 203 # http://djangosnippets.org/snippets/942/