portal/validationview.py

   1 # -*- coding: utf-8 -*-
   2 #
   3 # portal/views.py: views for the portal application
   4 # This file is part of the Manifold project.
   5 #
   6 # Authors:
   7 #   Jordan Augé <jordan.auge@lip6.fr>
   8 #   Mohammed Yasin Rahman <mohammed-yasin.rahman@lip6.fr>
   9 #   Loic Baron <loic.baron@lip6.fr>
  10 # Copyright 2013, UPMC Sorbonne Universités / LIP6
  11 #
  12 # This program is free software; you can redistribute it and/or modify it under
  13 # the terms of the GNU General Public License as published by the Free Software
  14 # Foundation; either version 3, or (at your option) any later version.
  15 #
  16 # This program is distributed in the hope that it will be useful, but WITHOUT
  17 # ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
  18 # FOR A PARTICULAR PURPOSE.  See the GNU General Public License for more
  19 # details.
  20 #
  21 # You should have received a copy of the GNU General Public License along with
  22 # this program; see the file COPYING.  If not, write to the Free Software
  23 # Foundation, 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
  24
  25 import json
  26
  27 from django.http                import HttpResponseRedirect, HttpResponse
  28 from django.shortcuts           import render
  29 from django.template.loader     import render_to_string
  30
  31 from unfold.loginrequired       import FreeAccessView
  32 from ui.topmenu                 import topmenu_items_live, the_user
  33
  34 from portal.event               import Event
  35 # presview is put in observation for now
  36 #from plugins.pres_view          import PresView
  37 from plugins.raw                import Raw
  38
  39 # these seem totally unused for now
  40 #from portal.util                import RegistrationView, ActivationView
  41
  42 from portal.models              import PendingUser, PendingSlice
  43 from portal.actions             import get_request_by_authority
  44 from manifold.manifoldapi       import execute_query
  45 from manifold.core.query        import Query
  46 from unfold.page                import Page
  47
  48 class ValidatePendingView(FreeAccessView):
  49     template_name = "validate_pending.html"
  50
  51     def get_context_data(self, **kwargs):
  52         # We might have slices on different registries with different user accounts
  53         # We note that this portal could be specific to a given registry, to which we register users, but i'm not sure that simplifies things
  54         # Different registries mean different identities, unless we identify via SFA HRN or have associated the user email to a single hrn
  55
  56         #messages.info(self.request, 'You have logged in')
  57         page = Page(self.request)
  58
  59         ctx_my_authorities = {}
  60         ctx_delegation_authorities = {}
  61         ctx_sub_authorities = {}
  62
  63
  64         # The user need to be logged in
  65         if the_user(self.request):
  66             # Who can a PI validate:
  67             # His own authorities + those he has credentials for.
  68             # In MySlice we need to look at credentials also.
  69
  70
  71             # XXX This will have to be asynchroneous. Need to implement barriers,
  72             # for now it will be sufficient to have it working statically
  73
  74             # get user_id to later on query accounts
  75             # XXX Having real query plan on local tables would simplify all this
  76             # XXX $user_email is still not available for local tables
  77             #user_query = Query().get('local:user').filter_by('email', '==', '$user_email').select('user_id')
  78             user_query = Query().get('local:user').filter_by('email', '==', the_user(self.request)).select('user_id')
  79             user, = execute_query(self.request, user_query)
  80             user_id = user['user_id']
  81
  82             # Query manifold to learn about available SFA platforms for more information
  83             # In general we will at least have the portal
  84             # For now we are considering all registries
  85             all_authorities = []
  86             platform_ids = []
  87             sfa_platforms_query = Query().get('local:platform').filter_by('gateway_type', '==', 'sfa').select('platform_id', 'platform', 'auth_type')
  88             sfa_platforms = execute_query(self.request, sfa_platforms_query)
  89             for sfa_platform in sfa_platforms:
  90                 print "SFA PLATFORM > ", sfa_platform['platform']
  91                 if not 'auth_type' in sfa_platform:
  92                     continue
  93                 auth = sfa_platform['auth_type']
  94                 if not auth in all_authorities:
  95                     all_authorities.append(auth)
  96                 platform_ids.append(sfa_platform['platform_id'])
  97
  98             print "W: Hardcoding platform myslice"
  99             # There has been a tweak on how new platforms are referencing a
 100             # so-called 'myslice' platform for storing authentication tokens.
 101             # XXX This has to be removed in final versions.
 102             myslice_platforms_query = Query().get('local:platform').filter_by('platform', '==', 'myslice').select('platform_id')
 103             myslice_platforms = execute_query(self.request, myslice_platforms_query)
 104             if myslice_platforms:
 105                 myslice_platform, = myslice_platforms
 106                 platform_ids.append(myslice_platform['platform_id'])
 107
 108             # We can check on which the user has authoritity credentials = PI rights
 109             credential_authorities = set()
 110             credential_authorities_expired = set()
 111
 112             # User account on these registries
 113             user_accounts_query = Query.get('local:account').filter_by('user_id', '==', user_id).filter_by('platform_id', 'included', platform_ids).select('auth_type', 'config')
 114             user_accounts = execute_query(self.request, user_accounts_query)
 115             #print "=" * 80
 116             #print user_accounts
 117             #print "=" * 80
 118             for user_account in user_accounts:
 119
 120                 print "USER ACCOUNT", user_account
 121                 if user_account['auth_type'] == 'reference':
 122                     continue # we hardcoded the myslice platform...
 123
 124                 config = json.loads(user_account['config'])
 125                 creds = []
 126                 print "CONFIG KEYS", config.keys()
 127                 if 'authority_credentials' in config:
 128                     print "***", config['authority_credentials'].keys()
 129                     for authority_hrn, credential in config['authority_credentials'].items():
 130                         #if credential is not expired:
 131                         credential_authorities.add(authority_hrn)
 132                         #else
 133                         #    credential_authorities_expired.add(authority_hrn)
 134                 if 'delegated_authority_credentials' in config:
 135                     print "***", config['delegated_authority_credentials'].keys()
 136                     for authority_hrn, credential in config['delegated_authority_credentials'].items():
 137                         #if credential is not expired:
 138                         credential_authorities.add(authority_hrn)
 139                         #else
 140                         #    credential_authorities_expired.add(authority_hrn)
 141
 142             print 'credential_authorities =', credential_authorities
 143             print 'credential_authorities_expired =', credential_authorities_expired
 144
 145             # Using cache manifold-tables to get the list of authorities faster
 146             all_authorities_query = Query.get('authority').select('name', 'authority_hrn')
 147             all_authorities = execute_query(self.request, all_authorities_query)
 148
 149             # ** Where am I a PI **
 150             # For this we need to ask SFA (of all authorities) = PI function
 151             pi_authorities_query = Query.get('user').filter_by('user_hrn', '==', '$user_hrn').select('pi_authorities')
 152             pi_authorities_tmp = execute_query(self.request, pi_authorities_query)
 153             pi_authorities = set()
 154             for pa in pi_authorities_tmp:
 155                 pi_authorities |= set(pa['pi_authorities'])
 156
 157             #print "all_auths = "
 158             #print all_authorities
 159
 160             # include all sub-authorities of the PI
 161             # if PI on ple, include all sub-auths ple.upmc, ple.inria and so on...
 162             pi_subauthorities = set()
 163             for authority in all_authorities:
 164                 authority_hrn = authority['authority_hrn']
 165                 for my_authority in pi_authorities:
 166                     if authority_hrn.startswith(my_authority) and authority_hrn not in pi_subauthorities:
 167                         pi_subauthorities.add(authority_hrn)
 168
 169             #print "pi_authorities =", pi_authorities
 170             #print "pi_subauthorities =", pi_subauthorities
 171
 172             # My authorities + I have a credential
 173             pi_credential_authorities = pi_authorities & credential_authorities
 174             pi_no_credential_authorities = pi_authorities - credential_authorities - credential_authorities_expired
 175             pi_expired_credential_authorities = pi_authorities & credential_authorities_expired
 176             # Authorities I've been delegated PI rights
 177             pi_delegation_credential_authorities = credential_authorities - pi_authorities
 178             pi_delegation_expired_authorities = credential_authorities_expired - pi_authorities
 179
 180             #print "pi_credential_authorities =", pi_credential_authorities
 181             #print "pi_no_credential_authorities =", pi_no_credential_authorities
 182             #print "pi_expired_credential_authorities =", pi_expired_credential_authorities
 183             #print "pi_delegation_credential_authorities = ", pi_delegation_credential_authorities
 184             #print "pi_delegation_expired_authorities = ", pi_delegation_expired_authorities
 185
 186             # Summary intermediary
 187             pi_my_authorities = pi_credential_authorities | pi_no_credential_authorities | pi_expired_credential_authorities
 188             pi_delegation_authorities = pi_delegation_credential_authorities | pi_delegation_expired_authorities
 189
 190             #print "--"
 191             #print "pi_my_authorities = ", pi_my_authorities
 192             #print "pi_delegation_authorities = ", pi_delegation_authorities
 193             #print "pi_subauthorities = ", pi_subauthorities
 194
 195             # Summary all
 196             queried_pending_authorities = pi_my_authorities | pi_delegation_authorities | pi_subauthorities
 197             #print "----"
 198             #print "queried_pending_authorities = ", queried_pending_authorities
 199
 200             requests = get_request_by_authority(queried_pending_authorities)
 201             for request in requests:
 202                 auth_hrn = request['authority_hrn']
 203                 #print "authority for this request", auth_hrn
 204
 205                 if auth_hrn in pi_my_authorities:
 206                     dest = ctx_my_authorities
 207
 208                     # define the css class
 209                     if auth_hrn in pi_credential_authorities:
 210                         request['allowed'] = 'allowed'
 211                     elif auth_hrn in pi_expired_credential_authorities:
 212                         request['allowed'] = 'expired'
 213                     else: # pi_no_credential_authorities
 214                         request['allowed'] = 'denied'
 215
 216                 elif auth_hrn in pi_delegation_authorities:
 217                     dest = ctx_delegation_authorities
 218
 219                     if auth_hrn in pi_delegation_credential_authorities:
 220                         request['allowed'] = 'allowed'
 221                     else: # pi_delegation_expired_authorities
 222                         request['allowed'] = 'expired'
 223
 224                 elif auth_hrn in pi_subauthorities:
 225                     dest = ctx_sub_authorities
 226
 227                     if auth_hrn in pi_subauthorities:
 228                         request['allowed'] = 'allowed'
 229                     else: # pi_delegation_expired_authorities
 230                         request['allowed'] = 'denied'
 231
 232                 else:
 233                     continue
 234
 235                 if not auth_hrn in dest:
 236                     dest[auth_hrn] = []
 237                 dest[auth_hrn].append(request)
 238
 239         context = super(ValidatePendingView, self).get_context_data(**kwargs)
 240         context['my_authorities']   = ctx_my_authorities
 241         context['sub_authorities']   = ctx_sub_authorities
 242         context['delegation_authorities'] = ctx_delegation_authorities
 243
 244         # XXX This is repeated in all pages
 245         # more general variables expected in the template
 246         context['title'] = 'Test view that combines various plugins'
 247         # the menu items on the top
 248         context['topmenu_items'] = topmenu_items_live('Validation', page)
 249         # so we can sho who is logged
 250         context['username'] = the_user(self.request)
 251
 252         # XXX We need to prepare the page for queries
 253         #context.update(page.prelude_env())
 254
 255         return context