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 LoginRequiredAutoLogoutView
  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_requests
  44 from manifoldapi.manifoldapi    import execute_query
  45 from manifold.core.query        import Query
  46 from unfold.page                import Page
  47 from myslice.theme import ThemeView
  48
  49 class ValidatePendingView(LoginRequiredAutoLogoutView, ThemeView):
  50     template_name = "validate_pending.html"
  51
  52     def get_context_data(self, **kwargs):
  53         # We might have slices on different registries with different user accounts
  54         # 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
  55         # Different registries mean different identities, unless we identify via SFA HRN or have associated the user email to a single hrn
  56
  57         #messages.info(self.request, 'You have logged in')
  58         page = Page(self.request)
  59
  60         ctx_my_authorities = {}
  61         ctx_delegation_authorities = {}
  62         ctx_sub_authorities = {}
  63         dest = {}
  64
  65
  66         # The user need to be logged in
  67         if the_user(self.request):
  68             # Who can a PI validate:
  69             # His own authorities + those he has credentials for.
  70             # In MySlice we need to look at credentials also.
  71
  72
  73             # XXX This will have to be asynchroneous. Need to implement barriers,
  74             # for now it will be sufficient to have it working statically
  75
  76             # get user_id to later on query accounts
  77             # XXX Having real query plan on local tables would simplify all this
  78             # XXX $user_email is still not available for local tables
  79             #user_query = Query().get('local:user').filter_by('email', '==', '$user_email').select('user_id')
  80             user_query = Query().get('local:user').filter_by('email', '==', the_user(self.request)).select('user_id')
  81             user, = execute_query(self.request, user_query)
  82             user_id = user['user_id']
  83
  84             # Query manifold to learn about available SFA platforms for more information
  85             # In general we will at least have the portal
  86             # For now we are considering all registries
  87             all_authorities = []
  88             platform_ids = []
  89             sfa_platforms_query = Query().get('local:platform').filter_by('gateway_type', '==', 'sfa').select('platform_id', 'platform', 'auth_type')
  90             sfa_platforms = execute_query(self.request, sfa_platforms_query)
  91             for sfa_platform in sfa_platforms:
  92                 print "SFA PLATFORM > ", sfa_platform['platform']
  93                 if not 'auth_type' in sfa_platform:
  94                     continue
  95                 auth = sfa_platform['auth_type']
  96                 if not auth in all_authorities:
  97                     all_authorities.append(auth)
  98                 platform_ids.append(sfa_platform['platform_id'])
  99
 100             print "W: Hardcoding platform myslice"
 101             # There has been a tweak on how new platforms are referencing a
 102             # so-called 'myslice' platform for storing authentication tokens.
 103             # XXX This has to be removed in final versions.
 104             myslice_platforms_query = Query().get('local:platform').filter_by('platform', '==', 'myslice').select('platform_id')
 105             myslice_platforms = execute_query(self.request, myslice_platforms_query)
 106             if myslice_platforms:
 107                 myslice_platform, = myslice_platforms
 108                 platform_ids.append(myslice_platform['platform_id'])
 109
 110             # We can check on which the user has authoritity credentials = PI rights
 111             credential_authorities = set()
 112             credential_authorities_expired = set()
 113
 114             # User account on these registries
 115             user_accounts_query = Query.get('local:account').filter_by('user_id', '==', user_id).filter_by('platform_id', 'included', platform_ids).select('auth_type', 'config')
 116             user_accounts = execute_query(self.request, user_accounts_query)
 117             #print "=" * 80
 118             #print user_accounts
 119             #print "=" * 80
 120             for user_account in user_accounts:
 121
 122                 print "USER ACCOUNT", user_account
 123                 if user_account['auth_type'] == 'reference':
 124                     continue # we hardcoded the myslice platform...
 125
 126                 config = json.loads(user_account['config'])
 127                 creds = []
 128                 print "CONFIG KEYS", config.keys()
 129                 if 'authority_credentials' in config:
 130                     print "***", config['authority_credentials'].keys()
 131                     for authority_hrn, credential in config['authority_credentials'].items():
 132                         #if credential is not expired:
 133                         credential_authorities.add(authority_hrn)
 134                         #else
 135                         #    credential_authorities_expired.add(authority_hrn)
 136                 if 'delegated_authority_credentials' in config:
 137                     print "***", config['delegated_authority_credentials'].keys()
 138                     for authority_hrn, credential in config['delegated_authority_credentials'].items():
 139                         #if credential is not expired:
 140                         credential_authorities.add(authority_hrn)
 141                         #else
 142                         #    credential_authorities_expired.add(authority_hrn)
 143
 144             print 'credential_authorities =', credential_authorities
 145             print 'credential_authorities_expired =', credential_authorities_expired
 146
 147 #            # Using cache manifold-tables to get the list of authorities faster
 148 #            all_authorities_query = Query.get('authority').select('name', 'authority_hrn')
 149 #            all_authorities = execute_query(self.request, all_authorities_query)
 150
 151             # ** Where am I a PI **
 152             # For this we need to ask SFA (of all authorities) = PI function
 153             pi_authorities_query = Query.get('user').filter_by('user_hrn', '==', '$user_hrn').select('pi_authorities')
 154             pi_authorities_tmp = execute_query(self.request, pi_authorities_query)
 155             pi_authorities = set()
 156             try:
 157                 for pa in pi_authorities_tmp:
 158                     pi_authorities |= set(pa['pi_authorities'])
 159             except:
 160                 print 'No pi_authorities'
 161 # TODO: exception if no parent_authority
 162 #             try:
 163 #                 for pa in pi_authorities_tmp:
 164 #                     pi_authorities |= set(pa['pi_authorities'])
 165 #             except:
 166
 167
 168 #            # include all sub-authorities of the PI
 169 #            # if PI on ple, include all sub-auths ple.upmc, ple.inria and so on...
 170 #            pi_subauthorities = set()
 171 #            for authority in all_authorities:
 172 #                authority_hrn = authority['authority_hrn']
 173 #                for my_authority in pi_authorities:
 174 #                    if authority_hrn.startswith(my_authority) and authority_hrn not in pi_subauthorities:
 175 #                        pi_subauthorities.add(authority_hrn)
 176
 177             #print "pi_authorities =", pi_authorities
 178             #print "pi_subauthorities =", pi_subauthorities
 179
 180             # My authorities + I have a credential
 181             pi_credential_authorities = pi_authorities & credential_authorities
 182             pi_no_credential_authorities = pi_authorities - credential_authorities - credential_authorities_expired
 183             pi_expired_credential_authorities = pi_authorities & credential_authorities_expired
 184             # Authorities I've been delegated PI rights
 185             pi_delegation_credential_authorities = credential_authorities - pi_authorities
 186             pi_delegation_expired_authorities = credential_authorities_expired - pi_authorities
 187
 188             #print "pi_credential_authorities =", pi_credential_authorities
 189             #print "pi_no_credential_authorities =", pi_no_credential_authorities
 190             #print "pi_expired_credential_authorities =", pi_expired_credential_authorities
 191             #print "pi_delegation_credential_authorities = ", pi_delegation_credential_authorities
 192             #print "pi_delegation_expired_authorities = ", pi_delegation_expired_authorities
 193
 194             # Summary intermediary
 195             pi_my_authorities = pi_credential_authorities | pi_no_credential_authorities | pi_expired_credential_authorities
 196             pi_delegation_authorities = pi_delegation_credential_authorities | pi_delegation_expired_authorities
 197
 198             #print "--"
 199             #print "pi_my_authorities = ", pi_my_authorities
 200             #print "pi_delegation_authorities = ", pi_delegation_authorities
 201             #print "pi_subauthorities = ", pi_subauthorities
 202
 203             # Summary all
 204             queried_pending_authorities = pi_my_authorities | pi_delegation_authorities #| pi_subauthorities
 205             #print "----"
 206             #print "queried_pending_authorities = ", queried_pending_authorities
 207
 208 # iterate on the requests and check if the authority matches a prefix startswith an authority on which the user is PI
 209             requests = get_requests()
 210 #            requests = get_requests(queried_pending_authorities)
 211             for request in requests:
 212                 auth_hrn = request['authority_hrn']
 213                 for my_auth in pi_my_authorities:
 214                     if auth_hrn.startswith(my_auth):
 215                         dest = ctx_my_authorities
 216                         request['allowed'] = 'allowed'
 217                 for my_auth in pi_delegation_authorities:
 218                     if auth_hrn.startswith(my_auth):
 219                         dest = ctx_delegation_authorities
 220                         request['allowed'] = 'allowed'
 221                 if auth_hrn in pi_expired_credential_authorities:
 222                     request['allowed'] = 'expired'
 223                 if 'allowed' not in request:
 224                     request['allowed'] = 'denied'
 225                #print "authority for this request", auth_hrn
 226
 227 #                if auth_hrn in pi_my_authorities:
 228 #                    dest = ctx_my_authorities
 229 #
 230 #                    # define the css class
 231 #                    if auth_hrn in pi_credential_authorities:
 232 #                        request['allowed'] = 'allowed'
 233 #                    elif auth_hrn in pi_expired_credential_authorities:
 234 #                        request['allowed'] = 'expired'
 235 #                    else: # pi_no_credential_authorities
 236 #                        request['allowed'] = 'denied'
 237 #
 238 #                elif auth_hrn in pi_delegation_authorities:
 239 #                    dest = ctx_delegation_authorities
 240 #
 241 #                    if auth_hrn in pi_delegation_credential_authorities:
 242 #                        request['allowed'] = 'allowed'
 243 #                    else: # pi_delegation_expired_authorities
 244 #                        request['allowed'] = 'expired'
 245 #
 246 #                elif auth_hrn in pi_subauthorities:
 247 #                    dest = ctx_sub_authorities
 248 #
 249 #                    if auth_hrn in pi_subauthorities:
 250 #                        request['allowed'] = 'allowed'
 251 #                    else: # pi_delegation_expired_authorities
 252 #                        request['allowed'] = 'denied'
 253 #
 254 #                else:
 255 #                    continue
 256
 257                 if not auth_hrn in dest:
 258                     dest[auth_hrn] = []
 259                 dest[auth_hrn].append(request)
 260
 261         context = super(ValidatePendingView, self).get_context_data(**kwargs)
 262         context['my_authorities']   = ctx_my_authorities
 263         context['sub_authorities']   = ctx_sub_authorities
 264         context['delegation_authorities'] = ctx_delegation_authorities
 265
 266         # XXX This is repeated in all pages
 267         # more general variables expected in the template
 268         context['title'] = 'Test view that combines various plugins'
 269         # the menu items on the top
 270         context['topmenu_items'] = topmenu_items_live('Validation', page)
 271         # so we can sho who is logged
 272         context['username'] = the_user(self.request)
 273
 274         context['theme'] = self.theme
 275         context['section'] = "Requests"
 276         # XXX We need to prepare the page for queries
 277         #context.update(page.prelude_env())
 278
 279         return context