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