portal/actions.py

   1 from django.http                    import HttpResponse
   2 from manifold.core.query            import Query
   3 from manifoldapi.manifoldapi        import execute_query,execute_admin_query
   4 from portal.models                  import PendingUser, PendingSlice, PendingAuthority, PendingProject
   5 from unfold.page                    import Page
   6
   7 import json
   8
   9 from django.contrib.auth.models     import User
  10 from django.contrib.sites.models    import Site
  11 from django.contrib.auth            import get_user_model
  12 from django.template.loader         import render_to_string
  13 from django.core.mail               import EmailMultiAlternatives, send_mail
  14
  15 from myslice.theme                  import ThemeView
  16 from myslice.configengine           import ConfigEngine
  17
  18
  19 theme = ThemeView()
  20
  21 import activity.slice
  22
  23 # Thierry: moving this right into the code so
  24 # most people can use myslice without having to install sfa
  25 # XXX tmp sfa dependency, should be moved to SFA gateway
  26 #from sfa.util.xrn                import Xrn
  27
  28
  29 # Get the list of pis in a given authority
  30 def authority_get_pis(request, authority_hrn):
  31
  32     # REGISTRY ONLY TO BE REMOVED WITH MANIFOLD-V2
  33     query = Query.get('myslice:authority').filter_by('authority_hrn', '==', authority_hrn).select('pi_users')
  34     results = execute_admin_query(request, query)
  35     print "authority_get_pis = %s" % results
  36     # NOTE: temporarily commented. Because results is giving empty list.
  37     # Needs more debugging
  38     #if not results:
  39     #    raise Exception, "Authority not found: %s" % authority_hrn
  40     #result, = results
  41     #return result['pi_users']
  42     return results
  43
  44 #check the user is pi or not in the registry
  45 def authority_check_pis(request, user_email):
  46     try:
  47         user_query  = Query().get('local:user').filter_by('email', '==', user_email).select('user_id','email','password','config')
  48         user_details = execute_admin_query(request, user_query)
  49
  50         # getting the authority_hrn
  51         for user_detail in user_details:
  52             user_id = user_detail['user_id']
  53             if user_detail['config']:
  54                 config = json.loads(user_detail['config'])
  55                 authority_hrn = config.get('authority','Unknown Authority')
  56
  57         account_query  = Query().get('local:account').filter_by('user_id', '==', user_id).select('user_id','platform_id','auth_type','config')
  58         account_details = execute_admin_query(request, account_query)
  59
  60         platform_query  = Query().get('local:platform').select('platform_id','platform')
  61         platform_details = execute_admin_query(request, platform_query)
  62
  63         for account_detail in account_details:
  64             for platform_detail in platform_details:
  65                 if platform_detail['platform_id'] == account_detail['platform_id']:
  66                     if 'myslice' in platform_detail['platform']:
  67                         account_config = json.loads(account_detail['config'])
  68                         user_hrn = account_config.get('user_hrn','N/A')
  69
  70         pi_status = False
  71         pis = authority_get_pis (request, authority_hrn)
  72         for pi in pis:
  73             pi_list = pi['pi_users']
  74
  75         if user_hrn in pi_list:
  76             pi_status = True
  77         return pi_status
  78
  79     except Exception,e:
  80         print "Exception in actions.py in authority_check_pis %s" % e
  81         return None
  82
  83
  84 def authority_add_pis(request, authority_hrn,user_hrn):
  85     try:
  86         # getting pis of the authority of the user
  87         pis = authority_get_pis (request, authority_hrn)
  88         for pi in pis:
  89             pi_list = pi['pi_users']
  90
  91         updated_pi_list = pi_list.append(user_hrn)
  92         query = Query.update('authority').filter_by('authority_hrn', '==', authority_hrn).set({'pi_users':pi_list})
  93         results = execute_query(request,query)
  94         newpis = authority_get_pis (request, authority_hrn)
  95         return newpis
  96     except Exception,e:
  97         print "Exception in actions.py in authority_add_pis %s" % e
  98         return None
  99
 100
 101 def authority_remove_pis(request, authority_hrn,user_hrn):
 102     try:
 103         # getting pis of the authority of the user
 104         pis = authority_get_pis (request, authority_hrn)
 105         for pi in pis:
 106             pi_list = pi['pi_users']
 107
 108         updated_pi_list = pi_list.remove(user_hrn)
 109         query = Query.update('authority').filter_by('authority_hrn', '==', authority_hrn).set({'pi_users':pi_list})
 110         results = execute_query(request,query)
 111         newpis = authority_get_pis (request, authority_hrn)
 112         return newpis
 113     except Exception,e:
 114         print "Exception in actions.py in authority_remove_pis %s" % e
 115         return None
 116
 117
 118 def authority_get_pi_emails(request, authority_hrn):
 119     pi_users = authority_get_pis(request,authority_hrn)
 120     print "pi_users = %s" % pi_users
 121
 122     if any(pi['pi_users'] == None or not pi['pi_users']  for pi in pi_users):
 123         #theme.template_name = 'email_default_recipients.txt'
 124         #default_email = render_to_string(theme.template, request)
 125         #default_email = default_email.replace('\n', '')
 126         #return default_email
 127         # the above doesn't work
 128         return ['support@onelab.eu']
 129     else:
 130         pi_user_hrns = [ hrn for x in pi_users for hrn in x['pi_users'] ]
 131
 132         # REGISTRY ONLY TO BE REMOVED WITH MANIFOLD-V2
 133         query = Query.get('myslice:user').filter_by('user_hrn', 'included', pi_user_hrns).select('user_email')
 134         results = execute_admin_query(request, query)
 135         return [result['user_email'] for result in results]
 136
 137 #clear user credentials
 138 def clear_user_creds(request, user_email):
 139     try:
 140         user_query  = Query().get('local:user').filter_by('email', '==', user_email).select('user_id','email','password','config')
 141         user_details = execute_admin_query(request, user_query)
 142
 143         # getting the user_id from the session
 144         for user_detail in user_details:
 145             user_id = user_detail['user_id']
 146             user_email = user_detail['email']
 147
 148         account_query  = Query().get('local:account').filter_by('user_id', '==', user_id).select('user_id','platform_id','auth_type','config')
 149         account_details = execute_admin_query(request, account_query)
 150
 151         platform_query  = Query().get('local:platform').select('platform_id','platform')
 152         platform_details = execute_admin_query(request, platform_query)
 153
 154         for account_detail in account_details:
 155             for platform_detail in platform_details:
 156                 if platform_detail['platform_id'] == account_detail['platform_id']:
 157                     if 'myslice' in platform_detail['platform']:
 158                         account_config = json.loads(account_detail['config'])
 159                         #user_cred = account_config.get('delegated_user_credential','N/A')
 160                         user_cred = account_config.get('user_credential','N/A')
 161                         if 'N/A' not in user_cred:
 162                             user_hrn = account_config.get('user_hrn','N/A')
 163                             user_pub_key = json.dumps(account_config.get('user_public_key','N/A'))
 164                             user_priv_key = json.dumps(account_config.get('user_private_key','N/A'))
 165                             updated_config = '{"user_public_key":'+ user_pub_key + ', "user_private_key":'+ user_priv_key + ', "user_hrn":"'+ user_hrn + '"}'
 166                             user_params = { 'config': updated_config}
 167                             manifold_update_account(request, user_id,user_params)
 168                             return user_email
 169                         else:
 170                             return None
 171
 172     except Exception,e:
 173         print "Exception in actions.py in clear_user_creds %s" % e
 174         return None
 175
 176 def is_pi(wsgi_request, user_hrn, authority_hrn):
 177     # authorities from user where user_hrn == "ple.upmc.jordan_auge"
 178     print "#### actions.py is_pi authority_hrn = ", authority_hrn
 179     try:
 180         # CACHE PB with fields
 181         page = Page(wsgi_request)
 182         metadata = page.get_metadata()
 183         user_md = metadata.details_by_object('user')
 184         user_fields = [column['name'] for column in user_md['column']]
 185
 186         # REGISTRY ONLY TO BE REMOVED WITH MANIFOLD-V2
 187         query  = Query().get('myslice:user').select(user_fields).filter_by('user_hrn','==',user_hrn)
 188         #query = Query.get('myslice:user').filter_by('user_hrn', '==', user_hrn).select('pi_authorities')
 189         results = execute_query(wsgi_request, query)
 190         print "is_pi results = ", results
 191         for user_detail in results:
 192             if authority_hrn in user_detail['pi_authorities']:
 193                 return True
 194     except Exception,e:
 195         print "Exception in actions.py in is_pi %s" % e
 196     return False
 197
 198 # SFA get record
 199
 200 def sfa_get_user(request, user_hrn, pub):
 201
 202     # REGISTRY ONLY TO BE REMOVED WITH MANIFOLD-V2
 203     query_sfa_user = Query.get('myslice:user').filter_by('user_hrn', '==', user_hrn)
 204     result_sfa_user = execute_admin_query(request, query_sfa_user)
 205     return result_sfa_user
 206
 207 def sfa_update_user(request, user_hrn, user_params):
 208     # user_params: keys [public_key]
 209     if 'email' in user_params:
 210         user_params['user_email'] = user_params['email']
 211
 212     # REGISTRY ONLY TO BE REMOVED WITH MANIFOLD-V2
 213     query = Query.update('myslice:user').filter_by('user_hrn', '==', user_hrn).set(user_params).select('user_hrn')
 214     results = execute_admin_query(request,query)
 215     return results
 216
 217 def sfa_add_authority(request, authority_params):
 218
 219     # REGISTRY ONLY TO BE REMOVED WITH MANIFOLD-V2
 220     query = Query.create('authority').set(authority_params).select('authority_hrn')
 221     results = execute_query(request, query)
 222     print "sfa_add_auth results=",results
 223     if not results:
 224         raise Exception, "Could not create %s. Already exists ?" % authority_params['hrn']
 225     return results
 226
 227 def sfa_add_user_to_slice(request, user_hrn, slice_params):
 228 # UPDATE myslice:slice SET researcher=['ple.upmc.jordan_auge','ple.inria.thierry_parmentelat','ple.upmc.loic_baron','ple.upmc.ciro_scognamiglio','ple.upmc.mohammed-yasin_rahman','ple.upmc.azerty'] where slice_hrn=='ple.upmc.myslicedemo'
 229
 230     # REGISTRY ONLY TO BE REMOVED WITH MANIFOLD-V2
 231     query_current_users = Query.get('myslice:slice').select('user').filter_by('slice_hrn','==',slice_params['hrn'])
 232     results_current_users = execute_query(request, query_current_users)
 233     slice_params['researcher'] = slice_params['researcher'] | results_current_users
 234
 235     # REGISTRY ONLY TO BE REMOVED WITH MANIFOLD-V2
 236     query = Query.update('myslice:slice').filter_by('user_hrn', '==', user_hrn).set(slice_params).select('slice_hrn')
 237     results = execute_query(request, query)
 238 # Also possible but not supported yet
 239 # UPDATE myslice:user SET slice=['ple.upmc.agent','ple.upmc.myslicedemo','ple.upmc.tophat'] where user_hrn=='ple.upmc.azerty'
 240     if not results:
 241         raise Exception, "Could not create %s. Already exists ?" % slice_params['hrn']
 242     return results
 243
 244 # Propose hrn
 245
 246 def manifold_add_user(wsgi_request, request):
 247     """Add a Manifold user corresponding to a user request.
 248
 249     Args:
 250         wsgi_request: a WSGIRequest instance
 251         request (dict): a dictionary containing the user request built from the
 252             form.
 253
 254     Returns:
 255         The user_id of the inserted user.
 256
 257     Raises:
 258         ?
 259
 260     """
 261     USER_CONFIG = '{"firstname": "%(first_name)s", "lastname": "%(last_name)s", "authority": "%(authority_hrn)s"}'
 262
 263     user_params = {
 264         'email'     : request['email'],
 265         'password'  : request['password'],
 266         'config'    : USER_CONFIG % request,
 267         'status'    : 1,
 268     }
 269
 270     query = Query.create('local:user').set(user_params).select('email')
 271     results = execute_admin_query(request, query)
 272     if not results:
 273         raise Exception, "Failed creating manifold user: %s" % user_params['email']
 274     result = results[0]
 275     return result['email']
 276
 277 def manifold_update_user(request, email, user_params):
 278     # user_params: password, config e.g.,
 279     query = Query.update('local:user').filter_by('email', '==', email).set(user_params).select('email')
 280     results = execute_admin_query(request,query)
 281     # NOTE: results remains empty and goes to Exception. However, it updates the manifold DB.
 282     # That's why I commented the exception part. -- Yasin
 283     #if not results:
 284     #    raise Exception, "Failed updating manifold user: %s" % user_params['email']
 285     #result, = results
 286     return results
 287
 288 def manifold_add_account(request, account_params):
 289     query = Query.create('local:account').set(account_params).select(['user', 'platform'])
 290     results = execute_admin_query(request,query)
 291     if not results:
 292         raise Exception, "Failed creating manifold account on platform %s for user: %s" % (account_params['platform'], account_params['user'])
 293     result, = results
 294     return result['user_id']
 295
 296 def manifold_update_account(request,user_id,account_params):
 297     # account_params: config
 298     query = Query.update('local:account').filter_by('platform', '==', 'myslice').filter_by('user_id', '==', user_id).set(account_params).select('user_id')
 299     results = execute_admin_query(request,query)
 300     return results
 301
 302 #explicitly mention the platform_id
 303 def manifold_delete_account(request, platform_id, user_id, account_params):
 304     query = Query.delete('local:account').filter_by('platform_id', '==', platform_id).filter_by('user_id', '==', user_id).set(account_params).select('user_id')
 305     results = execute_admin_query(request,query)
 306     return results
 307
 308 def manifold_delete_user(request, user_id, user_params):
 309     query = Query.delete('local:user').filter_by('user_id', '==', user_id).set(user_params).select('user_id')
 310     results = execute_admin_query(request,query)
 311     return results
 312
 313
 314 #not tested
 315 def manifold_add_platform(request, platform_params):
 316     query = Query.create('local:platform').set(platform_params).select(['user', 'platform'])
 317     results = execute_admin_query(request,query)
 318     if not results:
 319         raise Exception, "Failed creating manifold platform %s for user: %s" % (platform_params['platform'], platform_params['user'])
 320     result, = results
 321     return result['platform_id']
 322
 323
 324 def make_request_user(user):
 325     request = {}
 326     request['type']          = 'user'
 327     request['id']            = user.id
 328     request['timestamp']     = user.created # XXX in DB ?
 329     request['authority_hrn'] = user.authority_hrn
 330     request['first_name']    = user.first_name
 331     request['last_name']     = user.last_name
 332     request['email']         = user.email
 333     request['login']         = user.login
 334     request['user_hrn']      = user.user_hrn
 335     request['public_key']    = user.public_key
 336     request['private_key']   = user.private_key
 337     return request
 338
 339 def make_request_slice(slice):
 340     request = {}
 341     request['type'] = 'slice'
 342     request['id'] = slice.id
 343     request['user_hrn'] = slice.user_hrn
 344     request['timestamp'] = slice.created
 345     request['authority_hrn'] = slice.authority_hrn
 346     request['slice_name'] = slice.slice_name
 347     request['number_of_nodes'] = slice.number_of_nodes
 348     request['type_of_nodes'] = slice.type_of_nodes
 349     request['purpose'] = slice.purpose
 350     return request
 351
 352 def make_request_project(project):
 353     request = {}
 354     request['type'] = 'project'
 355     request['user_hrn'] = project.user_hrn
 356     request['timestamp'] = project.created
 357     request['authority_hrn'] = project.authority_hrn
 358     request['project_name'] = project.project_name
 359     request['purpose'] = project.purpose
 360     return request
 361
 362 def make_request_authority(authority):
 363     request = {}
 364     request['type']                  = 'authority'
 365     request['id']                    = authority.id
 366     request['site_name']             = authority.site_name
 367     request['site_latitude']         = authority.site_latitude
 368     request['site_longitude']        = authority.site_longitude
 369     request['site_url']              = authority.site_url
 370     request['site_authority']        = authority.site_authority
 371     request['site_abbreviated_name'] = authority.site_abbreviated_name
 372     request['address_line1']         = authority.address_line1
 373     request['address_line2']         = authority.address_line2
 374     request['address_line3']         = authority.address_line3
 375     request['address_city']          = authority.address_city
 376     request['address_postalcode']    = authority.address_postalcode
 377     request['address_state']         = authority.address_state
 378     request['address_country']       = authority.address_country
 379     request['authority_hrn']         = authority.authority_hrn
 380     request['timestamp']             = authority.created
 381     return request
 382
 383 def make_requests(pending_users, pending_slices, pending_authorities, pending_projects):
 384     requests = []
 385     for user in pending_users:
 386         requests.append(make_request_user(user))
 387     for slice in pending_slices:
 388         requests.append(make_request_slice(slice))
 389     for authority in pending_authorities:
 390         requests.append(make_request_authority(authority))
 391     for project in pending_projects:
 392         requests.append(make_request_project(project))
 393     return requests
 394
 395 def get_request_by_id(ids):
 396     sorted_ids = { 'user': [], 'slice': [], 'authority': [] }
 397     for type__id in ids:
 398         type, id = type__id.split('__')
 399         sorted_ids[type].append(id)
 400
 401     if not ids:
 402         pending_users  = PendingUser.objects.all()
 403         pending_slices = PendingSlice.objects.all()
 404         pending_authorities = PendingAuthority.objects.all()
 405     else:
 406         pending_users  = PendingUser.objects.filter(id__in=sorted_ids['user']).all()
 407         pending_slices = PendingSlice.objects.filter(id__in=sorted_ids['slice']).all()
 408         pending_authorities = PendingAuthority.objects.filter(id__in=sorted_ids['authority']).all()
 409
 410     return make_requests(pending_users, pending_slices, pending_authorities)
 411
 412 def get_requests(authority_hrns=None):
 413     print "get_request_by_authority auth_hrns = ", authority_hrns
 414     if not authority_hrns:
 415         ## get those pending users who have confirmed their emails
 416         pending_users  = PendingUser.objects.filter(status__iexact = 'True')
 417         pending_slices = PendingSlice.objects.all()
 418         pending_authorities = PendingAuthority.objects.all()
 419         pending_projects = PendingProject.objects.all()
 420     else:
 421         pending_users  = PendingUser.objects
 422         pending_slices = PendingSlice.objects
 423         pending_authorities = PendingAuthority.objects
 424         pending_projects = PendingProject.objects
 425         from django.db.models import Q
 426         list_user_Q = list()
 427         list_slice_Q = list()
 428         list_auth_Q = list()
 429         list_proj_Q = list()
 430         for hrn in authority_hrns:
 431             list_user_Q.append(Q(authority_hrn__startswith=hrn, status__iexact = 'True'))
 432             list_slice_Q.append(Q(authority_hrn__startswith=hrn))
 433             list_auth_Q.append(Q(site_authority__startswith=hrn))
 434             list_proj_Q.append(Q(authority_hrn__startswith=hrn))
 435         from operator import __or__ as OR
 436         pending_users        = pending_users.filter(reduce(OR, list_user_Q))
 437         pending_slices       = pending_slices.filter(reduce(OR, list_slice_Q))
 438         pending_authorities  = pending_authorities.filter(reduce(OR, list_auth_Q))
 439         pending_projects     = pending_projects.filter(reduce(OR, list_proj_Q))
 440         #pending_authorities  = pending_authorities.all() #filter(reduce(OR, list_Q))
 441
 442     return make_requests(pending_users, pending_slices, pending_authorities, pending_projects)
 443
 444 # XXX Is it in sync with the form fields ?
 445
 446 def portal_validate_request(wsgi_request, request_ids):
 447     status = {}
 448
 449     if not isinstance(request_ids, list):
 450         request_ids = [request_ids]
 451
 452     requests = get_request_by_id(request_ids)
 453     for request in requests:
 454         # type, id, timestamp, details, allowed -- MISSING: authority_hrn
 455         # CAREFUL about details
 456         # user  : first name, last name, email, password, keypair
 457         # slice : number of nodes, type of nodes, purpose
 458
 459         request_status = {}
 460
 461         if request['type'] == 'user':
 462
 463             try:
 464                 create_user(wsgi_request, request)
 465                 request_status['SFA user'] = {'status': True }
 466                 PendingUser.objects.get(id=request['id']).delete()
 467             except Exception, e:
 468                  request_status['SFA user'] = {'status': False, 'description': str(e)}
 469
 470 #            user_params = {'status':2}
 471 #            manifold_update_user(request, request['email'], user_params)
 472
 473             # MANIFOLD user should be added beforehand, during registration
 474             #try:
 475             #    manifold_user_params = { key: request[key] for key in MANIFOLD_USER_KEYS }
 476             #    # XXX # manifold_add_user(manifold_user_params)
 477             #    request_status['MySlice user'] = {'status': True }
 478             #except Exception, e:
 479             #    request_status['MySlice user'] = {'status': False, 'description': str(e)}
 480
 481             # XXX
 482             #manifold_account_params = { key: request[key] for key in MANIFOLD_ACCOUNT_KEYS }
 483             #manifold_add_account(manifold_account_params)
 484             #request_status['MySlice testbed accounts'] = {'status': False }
 485
 486         elif request['type'] == 'slice':
 487             try:
 488                 create_slice(wsgi_request, request)
 489                 request_status['SFA slice'] = {'status': True }
 490                 PendingSlice.objects.get(id=request['id']).delete()
 491
 492             except Exception, e:
 493                 request_status['SFA slice'] = {'status': False, 'description': str(e)}
 494
 495         elif request['type'] == 'authority':
 496             try:
 497                 #hrn = "%s.%s" % (request['authority_hrn'], request['site_authority'])
 498                 hrn = request['site_authority']
 499                 # XXX tmp sfa dependency
 500                 from sfa.util.xrn import Xrn
 501                 urn = Xrn(hrn, request['type']).get_urn()
 502
 503                 # Only hrn is required for Manifold Query
 504                 sfa_authority_params = {
 505                     'authority_hrn'        : hrn,
 506                     #'authority_urn'        : urn,
 507                     #'type'       : request['type'],
 508                     #'pi'        : None,
 509                     #'enabled'    : True
 510                 }
 511                 print "ADD Authority"
 512                 sfa_add_authority(wsgi_request, sfa_authority_params)
 513                 request_status['SFA authority'] = {'status': True }
 514                 PendingAuthority.objects.get(id=request['id']).delete()
 515
 516             except Exception, e:
 517                 request_status['SFA authority'] = {'status': False, 'description': str(e)}
 518
 519         # XXX Remove from Pendings in database
 520
 521         status['%s__%s' % (request['type'], request['id'])] = request_status
 522
 523     return status
 524
 525 def validate_action(request, **kwargs):
 526     ids = filter(None, kwargs['id'].split('/'))
 527     status = portal_validate_request(request, ids)
 528     json_answer = json.dumps(status)
 529     return HttpResponse (json_answer, mimetype="application/json")
 530
 531
 532 def reject_action(request, **kwargs):
 533     ids = filter(None, kwargs['id'].split('/'))
 534     status = portal_reject_request(request, ids)
 535     json_answer = json.dumps(status)
 536     return HttpResponse (json_answer, mimetype="application/json")
 537
 538
 539 def portal_reject_request(wsgi_request, request_ids):
 540     status = {}
 541     # get the domain url
 542     current_site = Site.objects.get_current()
 543     current_site = current_site.domain
 544
 545
 546     if not isinstance(request_ids, list):
 547         request_ids = [request_ids]
 548
 549     requests = get_request_by_id(request_ids)
 550     for request in requests:
 551         # type, id, timestamp, details, allowed -- MISSING: authority_hrn
 552         # CAREFUL about details
 553         # user  : first name, last name, email, password, keypair
 554         # slice : number of nodes, type of nodes, purpose
 555
 556         request_status = {}
 557
 558         if request['type'] == 'user':
 559             try:
 560                 request_status['SFA user'] = {'status': True }
 561                 # getting user email based on id
 562                 ## RAW SQL queries on Django DB- https://docs.djangoproject.com/en/dev/topics/db/sql/
 563                 for user in PendingUser.objects.raw('SELECT * FROM portal_pendinguser WHERE id = %s', [request['id']]):
 564                     user_email= user.email
 565                     first_name = user.first_name
 566                     last_name = user.last_name
 567
 568                 ctx = {
 569                     'first_name'    : first_name,
 570                     'last_name'     : last_name,
 571                     'portal_url'    : current_site,
 572                     }
 573                 try:
 574                     theme.template_name = 'user_request_denied.txt'
 575                     text_content = render_to_string(theme.template, ctx)
 576                     theme.template_name = 'user_request_denied.html'
 577                     html_content = render_to_string(theme.template, ctx)
 578                     theme.template_name = 'email_default_sender.txt'
 579                     sender =  render_to_string(theme.template, ctx)
 580                     sender = sender.replace('\n', '')
 581
 582                     subject = 'User request denied.'
 583
 584                     msg = EmailMultiAlternatives(subject, text_content, sender, [user_email])
 585                     msg.attach_alternative(html_content, "text/html")
 586                     msg.send()
 587                 except Exception, e:
 588                     print "Failed to send email, please check the mail templates and the SMTP configuration of your server"
 589
 590                 # removing from Django auth_user
 591                 UserModel = get_user_model()
 592                 UserModel._default_manager.filter(email__iexact = user_email).delete()
 593                 # removing from Django portal_pendinguser
 594                 PendingUser.objects.get(id=request['id']).delete()
 595                 # removing from manifold
 596                 # removing manifold account
 597                 user_query = Query().get('local:user') \
 598                     .filter_by('email', '==', user_email)           \
 599                     .select('user_id')
 600                 user = execute_admin_query(wsgi_request, user_query)
 601                 user_id = user[0]['user_id']
 602
 603                 platform_query = Query().get('local:platform') \
 604                     .filter_by('platform', '==', 'myslice')           \
 605                     .select('platform_id')
 606                 platform = execute_admin_query(wsgi_request, platform_query)
 607                 platform_id = platform[0]['platform_id']
 608                 account_params = {'user_id':user_id}
 609                 manifold_delete_account(request, platform_id, user_id, account_params)
 610
 611                 # removing manifold user
 612                 user_params = {'user_id':user_id}
 613                 manifold_delete_user(request, user_id, user_params)
 614             except Exception, e:
 615                 request_status['SFA authority'] = {'status': False, 'description': str(e)}
 616
 617         elif request['type'] == 'slice':
 618             request_status['SFA slice'] = {'status': True }
 619
 620             # getting user email based on id
 621             ## RAW SQL queries on Django DB- https://docs.djangoproject.com/en/dev/topics/db/sql/
 622             for user in PendingSlice.objects.raw('SELECT * FROM portal_pendingslice WHERE id = %s', [request['id']]):
 623                 user_email= user.type_of_nodes # XXX type_of_nodes field contains the email [shd be renamed in DB]
 624                 slice_name = user.slice_name
 625                 purpose = user.purpose
 626                 url = user.number_of_nodes
 627
 628             ctx = {
 629                 'slice_name': slice_name,
 630                 'purpose': purpose,
 631                 'url': url,
 632                 'portal_url': current_site,
 633                 }
 634             try:
 635                 theme.template_name = 'slice_request_denied.txt'
 636                 text_content = render_to_string(theme.template, ctx)
 637                 theme.template_name = 'slice_request_denied.html'
 638                 html_content = render_to_string(theme.template, ctx)
 639                 theme.template_name = 'email_default_sender.txt'
 640                 sender =  render_to_string(theme.template, ctx)
 641                 sender = sender.replace('\n', '')
 642
 643                 subject = 'Slice request denied.'
 644
 645                 msg = EmailMultiAlternatives(subject, text_content, sender, [user_email])
 646                 msg.attach_alternative(html_content, "text/html")
 647                 msg.send()
 648             except Exception, e:
 649                 print "Failed to send email, please check the mail templates and the SMTP configuration of your server"
 650
 651             PendingSlice.objects.get(id=request['id']).delete()
 652
 653         elif request['type'] == 'authority':
 654             request_status['SFA authority'] = {'status': True }
 655
 656             # getting user email based on id
 657             ## RAW SQL queries on Django DB- https://docs.djangoproject.com/en/dev/topics/db/sql/
 658             for user in PendingAuthority.objects.raw('SELECT * FROM portal_pendingauthority WHERE id = %s', [request['id']]):
 659                 user_email= user.address_line1 # XXX address_line1 field contains the email [shd be renamed in DB]
 660                 site_name = user.site_name
 661                 city = user.address_city
 662                 country = user.address_country
 663                 short_name = user.site_abbreviated_name
 664                 url = user.site_url
 665
 666             ctx = {
 667                 'site_name': site_name,
 668                 'short_name': short_name,
 669                 'url': url,
 670                 'city': city,
 671                 'country': country,
 672                 'portal_url'    : current_site,
 673                 }
 674
 675             try:
 676                 theme.template_name = 'authority_request_denied.txt'
 677                 text_content = render_to_string(theme.template, ctx)
 678                 theme.template_name = 'authority_request_denied.html'
 679                 html_content = render_to_string(theme.template, ctx)
 680                 theme.template_name = 'email_default_sender.txt'
 681                 sender =  render_to_string(theme.template, ctx)
 682                 sender = sender.replace('\n', '')
 683                 subject = 'Authority request denied.'
 684                 msg = EmailMultiAlternatives(subject, text_content, sender, [user_email])
 685                 msg.attach_alternative(html_content, "text/html")
 686                 msg.send()
 687             except Exception, e:
 688                 print "Failed to send email, please check the mail templates and the SMTP configuration of your server"
 689
 690             PendingAuthority.objects.get(id=request['id']).delete()
 691
 692         status['%s__%s' % (request['type'], request['id'])] = request_status
 693
 694     return status
 695
 696 # Django and ajax
 697 # http://djangosnippets.org/snippets/942/
 698
 699
 700
 701 #-------------------------------------------------------------------------------
 702 # REQUESTS - Slices
 703 #-------------------------------------------------------------------------------
 704
 705 def create_slice(wsgi_request, request):
 706     """
 707     Arguments:
 708         wsgi_request (~ WSGIRequest) :
 709         request (dict) : the slice request in our own dict format
 710
 711     Raises:
 712         Exception
 713     """
 714     hrn = "%s.%s" % (request['authority_hrn'], request['slice_name'])
 715     # XXX tmp sfa dependency
 716     from sfa.util.xrn import Xrn
 717     urn = Xrn(hrn, request['type']).get_urn()
 718
 719     # Add User to Slice if we have the user_hrn in pendingslice table
 720     user_hrn = request.get('user_hrn', None)
 721     user_hrns = list([user_hrn]) if user_hrn else list()
 722
 723     # CACHE PB with fields
 724     page = Page(wsgi_request)
 725     metadata = page.get_metadata()
 726     user_md = metadata.details_by_object('user')
 727     user_fields = [column['name'] for column in user_md['column']]
 728
 729     # REGISTRY ONLY TO BE REMOVED WITH MANIFOLD-V2
 730     #user_query  = Query().get('myslice:user').select('user_hrn','user_email').filter_by('user_hrn','==',user_hrn)
 731     user_query  = Query().get('myslice:user').select(user_fields).filter_by('user_hrn','==',user_hrn)
 732     user_details_sfa = execute_admin_query(wsgi_request, user_query)
 733     if not user_details_sfa:
 734         raise Exception, "User %s doesn't exist, validate user before validating slice" % user_hrn
 735     for user in user_details_sfa:
 736         user_email = user['user_email']
 737
 738     # XXX LOIC Quick fix because this is totally inconsistent
 739     if not 'number_of_nodes' in request:
 740         request['number_of_nodes']=""
 741
 742     # XXX We should create a slice with Manifold terminology
 743     slice_params = {
 744         'slice_hrn'        : hrn,
 745         'slice_urn'        : urn,
 746         'slice_type'       : request['type'],
 747         'url'              : request['number_of_nodes'],
 748         'users'            : user_hrns,
 749         'slice_enabled'    : True
 750     }
 751     # ignored in request: id, timestamp,  number_of_nodes, type_of_nodes, purpose
 752
 753     # REGISTRY ONLY TO BE REMOVED WITH MANIFOLD-V2
 754     query = Query.create('myslice:slice').set(slice_params).select('slice_hrn')
 755     results = execute_query(wsgi_request, query)
 756     if not results:
 757         raise Exception, "Could not create %s. Already exists ?" % slice_params['hrn']
 758     else:
 759         clear_user_creds(wsgi_request,user_email)
 760         # log user activity
 761         activity.slice.validate(request, { "slice" : hrn })
 762         try:
 763             theme.template_name = 'slice_request_validated.txt'
 764             text_content = render_to_string(theme.template, request)
 765             theme.template_name = 'slice_request_validated.html'
 766             html_content = render_to_string(theme.template, request)
 767
 768             theme.template_name = 'email_default_sender.txt'
 769             sender =  render_to_string(theme.template, request)
 770             sender = sender.replace('\n', '')
 771
 772             subject = 'Slice request validated'
 773
 774             msg = EmailMultiAlternatives(subject, text_content, sender, [user_email])
 775             msg.attach_alternative(html_content, "text/html")
 776             msg.send()
 777         except Exception, e:
 778             print "Failed to send email, please check the mail templates and the SMTP configuration of your server"
 779
 780     return results
 781
 782 def create_pending_slice(wsgi_request, request, email):
 783     """
 784     """
 785
 786     # Insert an entry in the PendingSlice table
 787     s = PendingSlice(
 788         slice_name      = request['slice_name'],
 789         user_hrn        = request['user_hrn'],
 790         authority_hrn   = request['authority_hrn'],
 791         number_of_nodes = request['url'], # field needs to be renamed
 792         purpose         = request['purpose'],
 793         type_of_nodes   = request['email'] # field needs to be renamed
 794     )
 795     s.save()
 796
 797     try:
 798         # Send an email: the recipients are the PI of the authority
 799         recipients = authority_get_pi_emails(wsgi_request, request['authority_hrn'])
 800
 801         theme.template_name = 'slice_request_email.txt'
 802         text_content = render_to_string(theme.template, request)
 803
 804         theme.template_name = 'slice_request_email.html'
 805         html_content = render_to_string(theme.template, request)
 806
 807         theme.template_name = 'slice_request_email_subject.txt'
 808         subject = render_to_string(theme.template, request)
 809         subject = subject.replace('\n', '')
 810
 811         sender = email
 812         msg = EmailMultiAlternatives(subject, text_content, sender, recipients)
 813         msg.attach_alternative(html_content, "text/html")
 814         msg.send()
 815     except Exception, e:
 816         print "Failed to send email, please check the mail templates and the SMTP configuration of your server"
 817
 818
 819 def create_pending_project(wsgi_request, request):
 820     """
 821     """
 822
 823     # Insert an entry in the PendingProject table
 824     s = PendingProject(
 825         project_name    = request['project_name'],
 826         user_hrn        = request['user_hrn'],
 827         authority_hrn   = request['authority_hrn'],
 828         purpose         = request['purpose'],
 829     )
 830     s.save()
 831
 832 #     try:
 833 #         # Send an email: the recipients are the PI of the authority
 834 #         recipients = authority_get_pi_emails(wsgi_request, request['authority_hrn'])
 835 #
 836 #         theme.template_name = 'slice_request_email.txt'
 837 #         text_content = render_to_string(theme.template, request)
 838 #
 839 #         theme.template_name = 'slice_request_email.html'
 840 #         html_content = render_to_string(theme.template, request)
 841 #
 842 #         theme.template_name = 'slice_request_email_subject.txt'
 843 #         subject = render_to_string(theme.template, request)
 844 #         subject = subject.replace('\n', '')
 845 #
 846 #         sender = email
 847 #         msg = EmailMultiAlternatives(subject, text_content, sender, recipients)
 848 #         msg.attach_alternative(html_content, "text/html")
 849 #         msg.send()
 850 #     except Exception, e:
 851 #         print "Failed to send email, please check the mail templates and the SMTP configuration of your server"
 852
 853
 854 #-------------------------------------------------------------------------------
 855 # REQUESTS - Users
 856 #-------------------------------------------------------------------------------
 857
 858 def manifold_add_reference_user_accounts(wsgi_request, request):
 859     """When a new user is created, add reference accounts to the reference platform.
 860     """
 861     # XXX XXX XXX The rest of this function has to be checked XXX XXX XXX
 862
 863     # Retrieve user information
 864     user_query  = Query().get('local:user')             \
 865         .select('user_id', 'config', 'email', 'status') \
 866         .filter_by('email', '==', request['email'])
 867     user_details = execute_admin_query(wsgi_request, user_query)
 868
 869     # USER MAIN ACCOUNT != reference
 870     #print 'USER MAIN ACCOUNT != reference'
 871     list_accounts_query = Query().get('local:account')              \
 872         .select('user_id', 'platform_id', 'auth_type', 'config')    \
 873         .filter_by('user_id', '==', user_details[0]['user_id'])     \
 874         .filter_by('auth_type', '!=', 'reference')
 875     list_accounts = execute_admin_query(wsgi_request, list_accounts_query)
 876
 877     # XXX main_platform is being erased several times ???
 878     for account in list_accounts:
 879         main_platform_query = Query().get('local:platform')         \
 880             .select('platform_id', 'platform')                      \
 881             .filter_by('platform_id', '==', account['platform_id'])
 882         main_platform = execute_admin_query(wsgi_request, main_platform_query)
 883
 884     # Add reference accounts on SFA enabled platforms
 885     platforms_query = Query().get('local:platform') \
 886         .filter_by('disabled', '==', '0')           \
 887         .filter_by('gateway_type', '==', 'sfa')     \
 888         .select('platform_id', 'gateway_type')
 889     platforms = execute_admin_query(wsgi_request, platforms_query)
 890     for platform in platforms:
 891         #print "add reference to platform ",platform
 892         manifold_account_params = {
 893             'user_id'       : user_details[0]['user_id'],
 894             'platform_id'   : platform['platform_id'],
 895             'auth_type'     : 'reference',
 896             'config'        : '{"reference_platform": "' + main_platform[0]['platform'] + '"}',
 897         }
 898         manifold_add_account(wsgi_request, manifold_account_params)
 899
 900 def sfa_create_user(wsgi_request, request, namespace = None, as_admin = False):
 901     """
 902     Arguments:
 903         wsgi_request (~ WSGIRequest) :
 904         request (dict) : the user request in our own dict format
 905
 906     Raises:
 907         Exception
 908     """
 909     from sfa.util.xrn import Xrn
 910
 911     auth_pi = request.get('pi', None)
 912     auth_pi = list([auth_pi]) if auth_pi else list()
 913
 914     # We create a user request with Manifold terminology
 915     sfa_user_params = {
 916         'user_hrn'          : request['user_hrn'],
 917         'user_email'        : request['email'],
 918         'user_urn'          : Xrn(request['user_hrn'], request['type']).get_urn(),
 919         'user_type'         : request['type'],
 920         'keys'              : request['public_key'],
 921         'user_first_name'   : request['first_name'],
 922         'user_last_name'    : request['last_name'],
 923         'pi_authorities'    : auth_pi,
 924         'user_enabled'      : True
 925     }
 926
 927     if namespace is not None:
 928         query = Query.create('%s:user' % namespace).set(sfa_user_params).select('user_hrn')
 929     else:
 930         # REGISTRY ONLY TO BE REMOVED WITH MANIFOLD-V2
 931         query = Query.create('myslice:user').set(sfa_user_params).select('user_hrn')
 932
 933     if as_admin:
 934         results = execute_admin_query(wsgi_request, query)
 935     else:
 936         results = execute_query(wsgi_request, query)
 937
 938     if not results:
 939         raise Exception, "Could not create %s. Already exists ?" % sfa_user_params['user_hrn']
 940     else:
 941         try:
 942             theme.template_name = 'user_request_validated.txt'
 943             text_content = render_to_string(theme.template, request)
 944             theme.template_name = 'user_request_validated.html'
 945             html_content = render_to_string(theme.template, request)
 946
 947             theme.template_name = 'email_default_sender.txt'
 948             sender =  render_to_string(theme.template, request)
 949             sender = sender.replace('\n', '')
 950
 951
 952             subject = 'User validated'
 953
 954             msg = EmailMultiAlternatives(subject, text_content, sender, [request['email']])
 955             msg.attach_alternative(html_content, "text/html")
 956             msg.send()
 957         except Exception, e:
 958             print "Failed to send email, please check the mail templates and the SMTP configuration of your server"
 959
 960     return results
 961
 962 def iotlab_create_user (wsgi_request, request, namespace = None, as_admin=False):
 963
 964     import requests
 965     import time
 966     from requests.auth import HTTPBasicAuth
 967
 968     URL_REST = ConfigEngine.default_iotlab_url
 969     LOGIN_ADMIN = ConfigEngine.default_iotlab_admin_user
 970     PASSWORD_ADMIN = ConfigEngine.default_iotlab_admin_password
 971
 972     auth = HTTPBasicAuth(LOGIN_ADMIN,PASSWORD_ADMIN)
 973     headers = {'content-type': 'application/json'}
 974
 975     for user in PendingUser.objects.raw('SELECT * FROM portal_pendinguser WHERE email = %s', [request['email']]):
 976         password= user.password
 977
 978
 979     iotlab_user_params = {
 980         "type"          : "SA",
 981         #"login"         : request['email'], #auto generated by iotlab
 982         "password"      : password,
 983         "firstName"     : request['first_name'],
 984         "lastName"      : request['last_name'],
 985         "email"         : request['email'],
 986         "structure"     : request['authority_hrn'],
 987         "city"          : "N/A",
 988         "country"       : "N/A",
 989         "sshPublicKey"  : request['public_key'],
 990         "motivations"   : "SFA federation",
 991     }
 992
 993     iotlab_user_params1 = json.dumps(iotlab_user_params)
 994     r=requests.post(url=URL_REST, data=iotlab_user_params1, headers=headers, auth=auth)
 995     print 'Create iotlab user : ', r.status_code, r.text
 996     return r.text
 997
 998 def create_user(wsgi_request, request, namespace = None, as_admin = False):
 999     # XXX This has to be stored centrally
1000     USER_STATUS_ENABLED = 2
1001
1002     # NOTE : if we were to create a user directly (just like we create slices,
1003     # we would have to perform the steps in create_pending_user too
1004
1005     # Add the user to the SFA registry
1006     sfa_create_user(wsgi_request, request, namespace, as_admin)
1007
1008     # Update Manifold user status
1009     manifold_update_user(wsgi_request, request['email'], {'status': USER_STATUS_ENABLED})
1010
1011     # Add reference accounts for platforms
1012     manifold_add_reference_user_accounts(wsgi_request, request)
1013
1014     # Add the user to iotlab portal if theme is set to onelab
1015     if theme.theme == 'onelab':
1016         iotlab_create_user (wsgi_request, request)
1017
1018 def create_pending_user(wsgi_request, request, user_detail):
1019     """
1020     """
1021
1022     # Insert an entry in the PendingUser table
1023     b = PendingUser(
1024         first_name    = request['first_name'],
1025         last_name     = request['last_name'],
1026         authority_hrn = request['authority_hrn'],
1027         email         = request['email'],
1028         password      = request['password'],
1029         public_key    = request['public_key'],
1030         private_key   = request['private_key'],
1031         user_hrn      = request['user_hrn'],
1032         pi            = request['pi'],
1033         email_hash    = request['email_hash'],
1034         status        = 'False',
1035     )
1036     b.save()
1037     # sends email to user to activate the email
1038     theme.template_name = 'activate_user.html'
1039     html_content = render_to_string(theme.template, request)
1040     theme.template_name = 'activate_user.txt'
1041     text_content = render_to_string(theme.template, request)
1042     theme.template_name = 'activate_user_email_subject.txt'
1043     subject = render_to_string(theme.template, request)
1044     subject = subject.replace('\n', '')
1045     theme.template_name = 'email_default_sender.txt'
1046     sender =  render_to_string(theme.template, request)
1047     sender = sender.replace('\n', '')
1048     recipient = [request['email']]
1049     #recipient = recipient.append(request['email'])
1050
1051     msg = EmailMultiAlternatives(subject, text_content, sender, recipient)
1052     msg.attach_alternative(html_content, "text/html")
1053     msg.send()
1054
1055     # saves the user to django auth_user table [needed for password reset]
1056     user = User.objects.create_user(request['email'], request['email'], request['password'])
1057
1058     # Creating a manifold user
1059     user_id = manifold_add_user(wsgi_request, request)
1060
1061     # Creating a Manifold account on the MySlice platform
1062     # Note the JSON representation of public and private keys already includes quotes
1063     account_config = {
1064         'user_hrn'          : request['user_hrn'],
1065         'user_public_key'   : request['public_key'],
1066     }
1067     if request['private_key']:
1068         account_config['user_private_key'] = request['private_key']
1069
1070     user_id = user_detail['user_id'] + 1 # the user_id for the newly created user in local:user
1071
1072     # XXX TODO: Require a myslice platform
1073     # ALERT: this will disapear with ROUTERV2 of Manifold
1074     # We have to consider the case where several registries can be used
1075     # Removed hardcoded platform = 5
1076     # This platform == 'myslice' is a TMP FIX !!
1077     try:
1078         reg_platform_query = Query().get('local:platform') \
1079             .filter_by('platform', '==', 'myslice')           \
1080             .select('platform_id')
1081         reg_platform = execute_admin_query(wsgi_request, reg_platform_query)
1082
1083         reg_platform_id = reg_platform[0]['platform_id']
1084         account_params = {
1085             'platform_id'   : reg_platform_id, # XXX ALERT !!
1086             'user_id'       : user_id,
1087             'auth_type'     : request['auth_type'],
1088             'config'        : json.dumps(account_config),
1089         }
1090         manifold_add_account(wsgi_request, account_params)
1091     except Exception, e:
1092         print "Failed creating manifold account on platform %s for user: %s" % ('myslice', request['email'])
1093
1094     try:
1095         # Send an email: the recipients are the PI of the authority
1096         # If No PI is defined for this Authority, send to a default email (different for each theme)
1097         recipients = authority_get_pi_emails(wsgi_request, request['authority_hrn'])
1098
1099         theme.template_name = 'user_request_email.html'
1100         html_content = render_to_string(theme.template, request)
1101
1102         theme.template_name = 'user_request_email.txt'
1103         text_content = render_to_string(theme.template, request)
1104
1105         theme.template_name = 'user_request_email_subject.txt'
1106         subject = render_to_string(theme.template, request)
1107         subject = subject.replace('\n', '')
1108
1109         theme.template_name = 'email_default_sender.txt'
1110         sender =  render_to_string(theme.template, request)
1111         sender = sender.replace('\n', '')
1112
1113         msg = EmailMultiAlternatives(subject, text_content, sender, recipients)
1114         msg.attach_alternative(html_content, "text/html")
1115         msg.send()
1116     except Exception, e:
1117         print "Failed to send email, please check the mail templates and the SMTP configuration of your server"
1118         import traceback
1119         traceback.print_exc()