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.filter(authority_hrn__in=authority_hrns).all()
 327         pending_slices = PendingSlice.objects.filter(authority_hrn__in=authority_hrns).all()
 328         pending_authorities = PendingAuthority.objects.filter(authority_hrn__in=authority_hrns).all()
 329
 330     return make_requests(pending_users, pending_slices, pending_authorities)
 331
 332 # XXX Is it in sync with the form fields ?
 333
 334 def portal_validate_request(wsgi_request, request_ids):
 335     status = {}
 336
 337     if not isinstance(request_ids, list):
 338         request_ids = [request_ids]
 339
 340     requests = get_request_by_id(request_ids)
 341     for request in requests:
 342         # type, id, timestamp, details, allowed -- MISSING: authority_hrn
 343         # CAREFUL about details
 344         # user  : first name, last name, email, password, keypair
 345         # slice : number of nodes, type of nodes, purpose
 346
 347         request_status = {}
 348
 349         if request['type'] == 'user':
 350
 351             try:
 352                 create_user(wsgi_request, request)
 353                 request_status['SFA user'] = {'status': True }
 354                 PendingUser.objects.get(id=request['id']).delete()
 355             except Exception, e:
 356                  request_status['SFA user'] = {'status': False, 'description': str(e)}
 357
 358 #            user_params = {'status':2}
 359 #            manifold_update_user(request, request['email'], user_params)
 360
 361             # MANIFOLD user should be added beforehand, during registration
 362             #try:
 363             #    manifold_user_params = { key: request[key] for key in MANIFOLD_USER_KEYS }
 364             #    # XXX # manifold_add_user(manifold_user_params)
 365             #    request_status['MySlice user'] = {'status': True }
 366             #except Exception, e:
 367             #    request_status['MySlice user'] = {'status': False, 'description': str(e)}
 368
 369             # XXX
 370             #manifold_account_params = { key: request[key] for key in MANIFOLD_ACCOUNT_KEYS }
 371             #manifold_add_account(manifold_account_params)
 372             #request_status['MySlice testbed accounts'] = {'status': False }
 373
 374         elif request['type'] == 'slice':
 375             try:
 376                 create_slice(wsgi_request, request)
 377                 request_status['SFA slice'] = {'status': True }
 378                 PendingSlice.objects.get(id=request['id']).delete()
 379
 380             except Exception, e:
 381                 request_status['SFA slice'] = {'status': False, 'description': str(e)}
 382
 383         elif request['type'] == 'authority':
 384             try:
 385                 #hrn = "%s.%s" % (request['authority_hrn'], request['site_authority'])
 386                 hrn = request['site_authority']
 387                 # XXX tmp sfa dependency
 388                 from sfa.util.xrn import Xrn
 389                 urn = Xrn(hrn, request['type']).get_urn()
 390
 391                 # Only hrn is required for Manifold Query
 392                 sfa_authority_params = {
 393                     'authority_hrn'        : hrn,
 394                     #'authority_urn'        : urn,
 395                     #'type'       : request['type'],
 396                     #'pi'        : None,
 397                     #'enabled'    : True
 398                 }
 399                 print "ADD Authority"
 400                 sfa_add_authority(wsgi_request, sfa_authority_params)
 401                 request_status['SFA authority'] = {'status': True }
 402                 PendingAuthority.objects.get(id=request['id']).delete()
 403
 404             except Exception, e:
 405                 request_status['SFA authority'] = {'status': False, 'description': str(e)}
 406
 407         # XXX Remove from Pendings in database
 408
 409         status['%s__%s' % (request['type'], request['id'])] = request_status
 410
 411     return status
 412
 413 def validate_action(request, **kwargs):
 414     ids = filter(None, kwargs['id'].split('/'))
 415     status = portal_validate_request(request, ids)
 416     json_answer = json.dumps(status)
 417     return HttpResponse (json_answer, mimetype="application/json")
 418
 419
 420 def reject_action(request, **kwargs):
 421     ids = filter(None, kwargs['id'].split('/'))
 422     status = portal_reject_request(request, ids)
 423     json_answer = json.dumps(status)
 424     return HttpResponse (json_answer, mimetype="application/json")
 425
 426
 427 def portal_reject_request(wsgi_request, request_ids):
 428     status = {}
 429     # get the domain url
 430     current_site = Site.objects.get_current()
 431     current_site = current_site.domain
 432
 433
 434     if not isinstance(request_ids, list):
 435         request_ids = [request_ids]
 436
 437     requests = get_request_by_id(request_ids)
 438     for request in requests:
 439         # type, id, timestamp, details, allowed -- MISSING: authority_hrn
 440         # CAREFUL about details
 441         # user  : first name, last name, email, password, keypair
 442         # slice : number of nodes, type of nodes, purpose
 443
 444         request_status = {}
 445
 446         if request['type'] == 'user':
 447             try:
 448                 request_status['SFA user'] = {'status': True }
 449                 # getting user email based on id
 450                 ## RAW SQL queries on Django DB- https://docs.djangoproject.com/en/dev/topics/db/sql/
 451                 for user in PendingUser.objects.raw('SELECT * FROM portal_pendinguser WHERE id = %s', [request['id']]):
 452                     user_email= user.email
 453                     first_name = user.first_name
 454                     last_name = user.last_name
 455
 456                 ctx = {
 457                     'first_name'    : first_name,
 458                     'last_name'     : last_name,
 459                     'portal_url'    : current_site,
 460                     }
 461                 try:
 462                     theme.template_name = 'user_request_denied.txt'
 463                     text_content = render_to_string(theme.template, ctx)
 464                     theme.template_name = 'user_request_denied.html'
 465                     html_content = render_to_string(theme.template, ctx)
 466                     theme.template_name = 'email_default_sender.txt'
 467                     sender =  render_to_string(theme.template, ctx)
 468                     sender = sender.replace('\n', '')
 469
 470                     subject = 'User request denied.'
 471
 472                     msg = EmailMultiAlternatives(subject, text_content, sender, [user_email])
 473                     msg.attach_alternative(html_content, "text/html")
 474                     msg.send()
 475                 except Exception, e:
 476                     print "Failed to send email, please check the mail templates and the SMTP configuration of your server"
 477
 478                 # removing from Django auth_user
 479                 UserModel = get_user_model()
 480                 UserModel._default_manager.filter(email__iexact = user_email).delete()
 481                 # removing from Django portal_pendinguser
 482                 PendingUser.objects.get(id=request['id']).delete()
 483                 # removing from manifold
 484                 # removing manifold account
 485                 user_query = Query().get('local:user') \
 486                     .filter_by('email', '==', user_email)           \
 487                     .select('user_id')
 488                 user = execute_admin_query(wsgi_request, user_query)
 489                 user_id = user[0]['user_id']
 490
 491                 platform_query = Query().get('local:platform') \
 492                     .filter_by('platform', '==', 'myslice')           \
 493                     .select('platform_id')
 494                 platform = execute_admin_query(wsgi_request, platform_query)
 495                 platform_id = platform[0]['platform_id']
 496                 account_params = {'user_id':user_id}
 497                 manifold_delete_account(request, platform_id, user_id, account_params)
 498
 499                 # removing manifold user
 500                 user_params = {'user_id':user_id}
 501                 manifold_delete_user(request, user_id, user_params)
 502             except Exception, e:
 503                 request_status['SFA authority'] = {'status': False, 'description': str(e)}
 504
 505         elif request['type'] == 'slice':
 506             request_status['SFA slice'] = {'status': True }
 507
 508             # getting user email based on id
 509             ## RAW SQL queries on Django DB- https://docs.djangoproject.com/en/dev/topics/db/sql/
 510             for user in PendingSlice.objects.raw('SELECT * FROM portal_pendingslice WHERE id = %s', [request['id']]):
 511                 user_email= user.type_of_nodes # XXX type_of_nodes field contains the email [shd be renamed in DB]
 512                 slice_name = user.slice_name
 513                 purpose = user.purpose
 514                 url = user.number_of_nodes
 515
 516             ctx = {
 517                 'slice_name': slice_name,
 518                 'purpose': purpose,
 519                 'url': url,
 520                 'portal_url': current_site,
 521                 }
 522             try:
 523                 theme.template_name = 'slice_request_denied.txt'
 524                 text_content = render_to_string(theme.template, ctx)
 525                 theme.template_name = 'slice_request_denied.html'
 526                 html_content = render_to_string(theme.template, ctx)
 527                 theme.template_name = 'email_default_sender.txt'
 528                 sender =  render_to_string(theme.template, ctx)
 529                 sender = sender.replace('\n', '')
 530
 531                 subject = 'Slice request denied.'
 532
 533                 msg = EmailMultiAlternatives(subject, text_content, sender, [user_email])
 534                 msg.attach_alternative(html_content, "text/html")
 535                 msg.send()
 536             except Exception, e:
 537                 print "Failed to send email, please check the mail templates and the SMTP configuration of your server"
 538
 539             PendingSlice.objects.get(id=request['id']).delete()
 540
 541         elif request['type'] == 'authority':
 542             request_status['SFA authority'] = {'status': True }
 543
 544             # getting user email based on id
 545             ## RAW SQL queries on Django DB- https://docs.djangoproject.com/en/dev/topics/db/sql/
 546             for user in PendingAuthority.objects.raw('SELECT * FROM portal_pendingauthority WHERE id = %s', [request['id']]):
 547                 user_email= user.address_line1 # XXX address_line1 field contains the email [shd be renamed in DB]
 548                 site_name = user.site_name
 549                 city = user.address_city
 550                 country = user.address_country
 551                 short_name = user.site_abbreviated_name
 552                 url = user.site_url
 553
 554             ctx = {
 555                 'site_name': site_name,
 556                 'short_name': short_name,
 557                 'url': url,
 558                 'city': city,
 559                 'country': country,
 560                 'portal_url'    : current_site,
 561                 }
 562
 563             try:
 564                 theme.template_name = 'authority_request_denied.txt'
 565                 text_content = render_to_string(theme.template, ctx)
 566                 theme.template_name = 'authority_request_denied.html'
 567                 html_content = render_to_string(theme.template, ctx)
 568                 theme.template_name = 'email_default_sender.txt'
 569                 sender =  render_to_string(theme.template, ctx)
 570                 sender = sender.replace('\n', '')
 571                 subject = 'Authority request denied.'
 572                 msg = EmailMultiAlternatives(subject, text_content, sender, [user_email])
 573                 msg.attach_alternative(html_content, "text/html")
 574                 msg.send()
 575             except Exception, e:
 576                 print "Failed to send email, please check the mail templates and the SMTP configuration of your server"
 577
 578             PendingAuthority.objects.get(id=request['id']).delete()
 579
 580         status['%s__%s' % (request['type'], request['id'])] = request_status
 581
 582     return status
 583
 584 # Django and ajax
 585 # http://djangosnippets.org/snippets/942/
 586
 587
 588
 589 #-------------------------------------------------------------------------------
 590 # REQUESTS - Slices
 591 #-------------------------------------------------------------------------------
 592
 593 def create_slice(wsgi_request, request):
 594     """
 595     Arguments:
 596         wsgi_request (~ WSGIRequest) :
 597         request (dict) : the slice request in our own dict format
 598
 599     Raises:
 600         Exception
 601     """
 602     hrn = "%s.%s" % (request['authority_hrn'], request['slice_name'])
 603     # XXX tmp sfa dependency
 604     from sfa.util.xrn import Xrn
 605     urn = Xrn(hrn, request['type']).get_urn()
 606
 607     # Add User to Slice if we have the user_hrn in pendingslice table
 608     user_hrn = request.get('user_hrn', None)
 609     user_hrns = list([user_hrn]) if user_hrn else list()
 610
 611     # REGISTRY ONLY TO BE REMOVED WITH MANIFOLD-V2
 612     user_query  = Query().get('myslice:user').select('user_hrn','user_email').filter_by('user_hrn','==',user_hrn)
 613     user_details_sfa = execute_admin_query(wsgi_request, user_query)
 614     if not user_details_sfa:
 615         raise Exception, "User %s doesn't exist, validate user before validating slice" % user_hrn
 616     for user in user_details_sfa:
 617         user_email = user['user_email']
 618
 619     # XXX LOIC Quick fix because this is totally inconsistent
 620     if not 'number_of_nodes' in request:
 621         request['number_of_nodes']=""
 622
 623     # XXX We should create a slice with Manifold terminology
 624     slice_params = {
 625         'slice_hrn'        : hrn,
 626         'slice_urn'        : urn,
 627         'slice_type'       : request['type'],
 628         'url'              : request['number_of_nodes'],
 629         'users'            : user_hrns,
 630         'slice_enabled'    : True
 631     }
 632     # ignored in request: id, timestamp,  number_of_nodes, type_of_nodes, purpose
 633
 634     # REGISTRY ONLY TO BE REMOVED WITH MANIFOLD-V2
 635     query = Query.create('myslice:slice').set(slice_params).select('slice_hrn')
 636     results = execute_query(wsgi_request, query)
 637     if not results:
 638         raise Exception, "Could not create %s. Already exists ?" % slice_params['hrn']
 639     else:
 640         clear_user_creds(wsgi_request,user_email)
 641         # log user activity
 642         activity.slice.validate(request, { "slice" : hrn })
 643         try:
 644             theme.template_name = 'slice_request_validated.txt'
 645             text_content = render_to_string(theme.template, request)
 646             theme.template_name = 'slice_request_validated.html'
 647             html_content = render_to_string(theme.template, request)
 648
 649             theme.template_name = 'email_default_sender.txt'
 650             sender =  render_to_string(theme.template, request)
 651             sender = sender.replace('\n', '')
 652
 653             subject = 'Slice request validated'
 654
 655             msg = EmailMultiAlternatives(subject, text_content, sender, [user_email])
 656             msg.attach_alternative(html_content, "text/html")
 657             msg.send()
 658         except Exception, e:
 659             print "Failed to send email, please check the mail templates and the SMTP configuration of your server"
 660
 661     return results
 662
 663 def create_pending_slice(wsgi_request, request, email):
 664     """
 665     """
 666
 667     # Insert an entry in the PendingSlice table
 668     s = PendingSlice(
 669         slice_name      = request['slice_name'],
 670         user_hrn        = request['user_hrn'],
 671         authority_hrn   = request['authority_hrn'],
 672         number_of_nodes = request['url'], # field needs to be renamed
 673         purpose         = request['purpose'],
 674         type_of_nodes   = request['email'] # field needs to be renamed
 675     )
 676     s.save()
 677
 678     try:
 679         # Send an email: the recipients are the PI of the authority
 680         recipients = authority_get_pi_emails(wsgi_request, request['authority_hrn'])
 681
 682         theme.template_name = 'slice_request_email.txt'
 683         text_content = render_to_string(theme.template, request)
 684
 685         theme.template_name = 'slice_request_email.html'
 686         html_content = render_to_string(theme.template, request)
 687
 688         theme.template_name = 'slice_request_email_subject.txt'
 689         subject = render_to_string(theme.template, request)
 690         subject = subject.replace('\n', '')
 691
 692         sender = email
 693         msg = EmailMultiAlternatives(subject, text_content, sender, recipients)
 694         msg.attach_alternative(html_content, "text/html")
 695         msg.send()
 696     except Exception, e:
 697         print "Failed to send email, please check the mail templates and the SMTP configuration of your server"
 698
 699 #-------------------------------------------------------------------------------
 700 # REQUESTS - Users
 701 #-------------------------------------------------------------------------------
 702
 703 def manifold_add_reference_user_accounts(wsgi_request, request):
 704     """When a new user is created, add reference accounts to the reference platform.
 705     """
 706     # XXX XXX XXX The rest of this function has to be checked XXX XXX XXX
 707
 708     # Retrieve user information
 709     user_query  = Query().get('local:user')             \
 710         .select('user_id', 'config', 'email', 'status') \
 711         .filter_by('email', '==', request['email'])
 712     user_details = execute_admin_query(wsgi_request, user_query)
 713
 714     # USER MAIN ACCOUNT != reference
 715     #print 'USER MAIN ACCOUNT != reference'
 716     list_accounts_query = Query().get('local:account')              \
 717         .select('user_id', 'platform_id', 'auth_type', 'config')    \
 718         .filter_by('user_id', '==', user_details[0]['user_id'])     \
 719         .filter_by('auth_type', '!=', 'reference')
 720     list_accounts = execute_admin_query(wsgi_request, list_accounts_query)
 721
 722     # XXX main_platform is being erased several times ???
 723     for account in list_accounts:
 724         main_platform_query = Query().get('local:platform')         \
 725             .select('platform_id', 'platform')                      \
 726             .filter_by('platform_id', '==', account['platform_id'])
 727         main_platform = execute_admin_query(wsgi_request, main_platform_query)
 728
 729     # Add reference accounts on SFA enabled platforms
 730     platforms_query = Query().get('local:platform') \
 731         .filter_by('disabled', '==', '0')           \
 732         .filter_by('gateway_type', '==', 'sfa')     \
 733         .select('platform_id', 'gateway_type')
 734     platforms = execute_admin_query(wsgi_request, platforms_query)
 735     for platform in platforms:
 736         #print "add reference to platform ",platform
 737         manifold_account_params = {
 738             'user_id'       : user_details[0]['user_id'],
 739             'platform_id'   : platform['platform_id'],
 740             'auth_type'     : 'reference',
 741             'config'        : '{"reference_platform": "' + main_platform[0]['platform'] + '"}',
 742         }
 743         manifold_add_account(wsgi_request, manifold_account_params)
 744
 745 def sfa_create_user(wsgi_request, request, namespace = None, as_admin = False):
 746     """
 747     Arguments:
 748         wsgi_request (~ WSGIRequest) :
 749         request (dict) : the user request in our own dict format
 750
 751     Raises:
 752         Exception
 753     """
 754     from sfa.util.xrn import Xrn
 755
 756     auth_pi = request.get('pi', None)
 757     auth_pi = list([auth_pi]) if auth_pi else list()
 758
 759     # We create a user request with Manifold terminology
 760     sfa_user_params = {
 761         'user_hrn'          : request['user_hrn'],
 762         'user_email'        : request['email'],
 763         'user_urn'          : Xrn(request['user_hrn'], request['type']).get_urn(),
 764         'user_type'         : request['type'],
 765         'keys'              : request['public_key'],
 766         'user_first_name'   : request['first_name'],
 767         'user_last_name'    : request['last_name'],
 768         'pi_authorities'    : auth_pi,
 769         'user_enabled'      : True
 770     }
 771
 772     if namespace is not None:
 773         query = Query.create('%s:user' % namespace).set(sfa_user_params).select('user_hrn')
 774     else:
 775         # REGISTRY ONLY TO BE REMOVED WITH MANIFOLD-V2
 776         query = Query.create('myslice:user').set(sfa_user_params).select('user_hrn')
 777
 778     if as_admin:
 779         results = execute_admin_query(wsgi_request, query)
 780     else:
 781         results = execute_query(wsgi_request, query)
 782
 783     if not results:
 784         raise Exception, "Could not create %s. Already exists ?" % sfa_user_params['user_hrn']
 785     else:
 786         try:
 787             theme.template_name = 'user_request_validated.txt'
 788             text_content = render_to_string(theme.template, request)
 789             theme.template_name = 'user_request_validated.html'
 790             html_content = render_to_string(theme.template, request)
 791
 792             theme.template_name = 'email_default_sender.txt'
 793             sender =  render_to_string(theme.template, request)
 794             sender = sender.replace('\n', '')
 795
 796
 797             subject = 'User validated'
 798
 799             msg = EmailMultiAlternatives(subject, text_content, sender, [request['email']])
 800             msg.attach_alternative(html_content, "text/html")
 801             msg.send()
 802         except Exception, e:
 803             print "Failed to send email, please check the mail templates and the SMTP configuration of your server"
 804
 805     return results
 806
 807 def iotlab_create_user (wsgi_request, request, namespace = None, as_admin=False):
 808
 809     import requests
 810     import time
 811     from requests.auth import HTTPBasicAuth
 812
 813     URL_REST = ConfigEngine.default_iotlab_url
 814     LOGIN_ADMIN = ConfigEngine.default_iotlab_admin_user
 815     PASSWORD_ADMIN = ConfigEngine.default_iotlab_admin_password
 816
 817     auth = HTTPBasicAuth(LOGIN_ADMIN,PASSWORD_ADMIN)
 818     headers = {'content-type': 'application/json'}
 819
 820     for user in PendingUser.objects.raw('SELECT * FROM portal_pendinguser WHERE email = %s', [request['email']]):
 821         password= user.password
 822
 823
 824     iotlab_user_params = {
 825         "type"          : "SA",
 826         #"login"         : request['email'], #auto generated by iotlab
 827         "password"      : password,
 828         "firstName"     : request['first_name'],
 829         "lastName"      : request['last_name'],
 830         "email"         : request['email'],
 831         "structure"     : request['authority_hrn'],
 832         "city"          : "N/A",
 833         "country"       : "N/A",
 834         "sshPublicKey"  : request['public_key'],
 835         "motivations"   : "SFA federation",
 836     }
 837
 838     iotlab_user_params1 = json.dumps(iotlab_user_params)
 839     r=requests.post(url=URL_REST, data=iotlab_user_params1, headers=headers, auth=auth)
 840     print 'Create iotlab user : ', r.status_code, r.text
 841     return r.text
 842
 843 def create_user(wsgi_request, request, namespace = None, as_admin = False):
 844     # XXX This has to be stored centrally
 845     USER_STATUS_ENABLED = 2
 846
 847     # NOTE : if we were to create a user directly (just like we create slices,
 848     # we would have to perform the steps in create_pending_user too
 849
 850     # Add the user to the SFA registry
 851     sfa_create_user(wsgi_request, request, namespace, as_admin)
 852
 853     # Update Manifold user status
 854     manifold_update_user(wsgi_request, request['email'], {'status': USER_STATUS_ENABLED})
 855
 856     # Add reference accounts for platforms
 857     manifold_add_reference_user_accounts(wsgi_request, request)
 858
 859     # Add the user to iotlab portal if theme is set to onelab
 860     if theme.theme == 'onelab':
 861         iotlab_create_user (wsgi_request, request)
 862
 863 def create_pending_user(wsgi_request, request, user_detail):
 864     """
 865     """
 866
 867     # Insert an entry in the PendingUser table
 868     b = PendingUser(
 869         first_name    = request['first_name'],
 870         last_name     = request['last_name'],
 871         authority_hrn = request['authority_hrn'],
 872         email         = request['email'],
 873         password      = request['password'],
 874         public_key    = request['public_key'],
 875         private_key   = request['private_key'],
 876         user_hrn      = request['user_hrn'],
 877         pi            = request['pi'],
 878         email_hash    = request['email_hash'],
 879         status        = 'False',
 880     )
 881     b.save()
 882     # sends email to user to activate the email
 883     theme.template_name = 'activate_user.html'
 884     html_content = render_to_string(theme.template, request)
 885     theme.template_name = 'activate_user.txt'
 886     text_content = render_to_string(theme.template, request)
 887     theme.template_name = 'activate_user_email_subject.txt'
 888     subject = render_to_string(theme.template, request)
 889     subject = subject.replace('\n', '')
 890     theme.template_name = 'email_default_sender.txt'
 891     sender =  render_to_string(theme.template, request)
 892     sender = sender.replace('\n', '')
 893     recipient = [request['email']]
 894     #recipient = recipient.append(request['email'])
 895
 896     msg = EmailMultiAlternatives(subject, text_content, sender, recipient)
 897     msg.attach_alternative(html_content, "text/html")
 898     msg.send()
 899
 900     # saves the user to django auth_user table [needed for password reset]
 901     user = User.objects.create_user(request['email'], request['email'], request['password'])
 902
 903     # Creating a manifold user
 904     user_id = manifold_add_user(wsgi_request, request)
 905
 906     # Creating a Manifold account on the MySlice platform
 907     # Note the JSON representation of public and private keys already includes quotes
 908     account_config = {
 909         'user_hrn'          : request['user_hrn'],
 910         'user_public_key'   : request['public_key'],
 911     }
 912     if request['private_key']:
 913         account_config['user_private_key'] = request['private_key']
 914
 915     user_id = user_detail['user_id'] + 1 # the user_id for the newly created user in local:user
 916
 917     # XXX TODO: Require a myslice platform
 918     # ALERT: this will disapear with ROUTERV2 of Manifold
 919     # We have to consider the case where several registries can be used
 920     # Removed hardcoded platform = 5
 921     # This platform == 'myslice' is a TMP FIX !!
 922     try:
 923         reg_platform_query = Query().get('local:platform') \
 924             .filter_by('platform', '==', 'myslice')           \
 925             .select('platform_id')
 926         reg_platform = execute_admin_query(wsgi_request, reg_platform_query)
 927
 928         reg_platform_id = reg_platform[0]['platform_id']
 929         account_params = {
 930             'platform_id'   : reg_platform_id, # XXX ALERT !!
 931             'user_id'       : user_id,
 932             'auth_type'     : request['auth_type'],
 933             'config'        : json.dumps(account_config),
 934         }
 935         manifold_add_account(wsgi_request, account_params)
 936     except Exception, e:
 937         print "Failed creating manifold account on platform %s for user: %s" % ('myslice', request['email'])
 938
 939     try:
 940         # Send an email: the recipients are the PI of the authority
 941         # If No PI is defined for this Authority, send to a default email (different for each theme)
 942         recipients = authority_get_pi_emails(wsgi_request, request['authority_hrn'])
 943
 944         theme.template_name = 'user_request_email.html'
 945         html_content = render_to_string(theme.template, request)
 946
 947         theme.template_name = 'user_request_email.txt'
 948         text_content = render_to_string(theme.template, request)
 949
 950         theme.template_name = 'user_request_email_subject.txt'
 951         subject = render_to_string(theme.template, request)
 952         subject = subject.replace('\n', '')
 953
 954         theme.template_name = 'email_default_sender.txt'
 955         sender =  render_to_string(theme.template, request)
 956         sender = sender.replace('\n', '')
 957
 958         msg = EmailMultiAlternatives(subject, text_content, sender, recipients)
 959         msg.attach_alternative(html_content, "text/html")
 960         msg.send()
 961     except Exception, e:
 962         print "Failed to send email, please check the mail templates and the SMTP configuration of your server"
 963         import traceback
 964         traceback.print_exc()