portal/accountview.py

   1 from unfold.loginrequired               import LoginRequiredAutoLogoutView
   2 #
   3 from sfa.trust.credential               import Credential
   4 from sfa.trust.certificate              import Keypair
   5 #
   6 from manifold.core.query                import Query
   7 from manifoldapi.manifoldapi            import execute_query
   8 from portal.actions                     import manifold_update_user, manifold_update_account, manifold_add_account, manifold_delete_account, sfa_update_user, sfa_get_user, clear_user_creds
   9 #
  10 from unfold.page                        import Page
  11 from ui.topmenu                         import topmenu_items_live, the_user
  12 #
  13 from django.http                        import HttpResponse, HttpResponseRedirect
  14 from django.contrib                     import messages
  15 from django.contrib.auth.decorators     import login_required
  16
  17 from myslice.theme import ThemeView
  18
  19 from portal.account                     import Account, get_expiration
  20 #
  21 import json, os, re, itertools, time
  22 from OpenSSL import crypto
  23 from Crypto.PublicKey import RSA
  24
  25 # requires login
  26 class AccountView(LoginRequiredAutoLogoutView, ThemeView):
  27     template_name = "account-view.html"
  28     def dispatch(self, *args, **kwargs):
  29         return super(AccountView, self).dispatch(*args, **kwargs)
  30
  31
  32     def get_context_data(self, **kwargs):
  33         self.template_name = self.template
  34         page = Page(self.request)
  35         metadata = page.get_metadata()
  36         page.expose_js_metadata()
  37
  38         page.add_js_files  ( [ "js/jquery.validate.js", "js/my_account.register.js", "js/my_account.edit_profile.js","js/jquery-ui.js" ] )
  39         page.add_css_files ( [ "css/onelab.css", "css/account_view.css","css/plugin.css" ] )
  40
  41         user_query  = Query().get('local:user').select('config','email','status')
  42         user_details = execute_query(self.request, user_query)
  43
  44         # not always found in user_details...
  45         config={}
  46         for user_detail in user_details:
  47             # different significations of user_status
  48             if user_detail['status'] == 0:
  49                 user_status = 'Disabled'
  50             elif user_detail['status'] == 1:
  51                 user_status = 'Validation Pending'
  52             elif user_detail['status'] == 2:
  53                 user_status = 'Enabled'
  54             else:
  55                 user_status = 'N/A'
  56             #email = user_detail['email']
  57             if user_detail['config']:
  58                 config = json.loads(user_detail['config'])
  59
  60         platform_query  = Query().get('local:platform').select('platform_id','platform','gateway_type','disabled')
  61         account_query  = Query().get('local:account').select('user_id','platform_id','auth_type','config')
  62         platform_details = execute_query(self.request, platform_query)
  63         account_details = execute_query(self.request, account_query)
  64
  65         # initial assignment needed for users having account.config = {}
  66         platform_name = ''
  67         account_type = ''
  68         account_usr_hrn = ''
  69         account_pub_key = ''
  70         account_priv_key = ''
  71         account_reference = ''
  72         my_users = ''
  73         my_slices = ''
  74         my_auths = ''
  75         ref_acc_list = ''
  76         principal_acc_list = ''
  77         user_status_list = []
  78         platform_name_list = []
  79         platform_name_secondary_list = []
  80         platform_access_list = []
  81         platform_no_access_list = []
  82         total_platform_list = []
  83         account_type_list = []
  84         account_type_secondary_list = []
  85         account_reference_list = []
  86         delegation_type_list = []
  87         user_cred_exp_list = []
  88         slice_list = []
  89         auth_list = []
  90         slice_cred_exp_list = []
  91         auth_cred_exp_list = []
  92         usr_hrn_list = []
  93         pub_key_list = []
  94
  95         for platform_detail in platform_details:
  96             if 'sfa' in platform_detail['gateway_type']:
  97                 total_platform = platform_detail['platform']
  98                 total_platform_list.append(total_platform)
  99
 100             for account_detail in account_details:
 101                 if platform_detail['platform_id'] == account_detail['platform_id']:
 102                     platform_name = platform_detail['platform']
 103                     if 'config' in account_detail and account_detail['config'] is not '':
 104                         account_config = json.loads(account_detail['config'])
 105                         account_usr_hrn = account_config.get('user_hrn','N/A')
 106                         account_pub_key = account_config.get('user_public_key','N/A')
 107                         account_reference = account_config.get ('reference_platform','N/A')
 108                     # credentials of myslice platform
 109                     if 'myslice' in platform_detail['platform']:
 110                         acc_user_cred = account_config.get('delegated_user_credential','N/A')
 111                         acc_slice_cred = account_config.get('delegated_slice_credentials','N/A')
 112                         acc_auth_cred = account_config.get('delegated_authority_credentials','N/A')
 113
 114                         if 'N/A' not in acc_user_cred:
 115                             exp_date = re.search('<expires>(.*)</expires>', acc_user_cred)
 116                             if exp_date:
 117                                 user_exp_date = exp_date.group(1)
 118                                 user_cred_exp_list.append(user_exp_date)
 119
 120                             my_users = [{'cred_exp': t[0]}
 121                                 for t in zip(user_cred_exp_list)]
 122
 123
 124                         if 'N/A' not in acc_slice_cred:
 125                             for key, value in acc_slice_cred.iteritems():
 126                                 slice_list.append(key)
 127                                 # get cred_exp date
 128                                 exp_date = re.search('<expires>(.*)</expires>', value)
 129                                 if exp_date:
 130                                     exp_date = exp_date.group(1)
 131                                     slice_cred_exp_list.append(exp_date)
 132
 133                             my_slices = [{'slice_name': t[0], 'cred_exp': t[1]}
 134                                 for t in zip(slice_list, slice_cred_exp_list)]
 135
 136                         if 'N/A' not in acc_auth_cred:
 137                             for key, value in acc_auth_cred.iteritems():
 138                                 auth_list.append(key)
 139                                 #get cred_exp date
 140                                 exp_date = re.search('<expires>(.*)</expires>', value)
 141                                 if exp_date:
 142                                     exp_date = exp_date.group(1)
 143                                     auth_cred_exp_list.append(exp_date)
 144
 145                             my_auths = [{'auth_name': t[0], 'cred_exp': t[1]}
 146                                 for t in zip(auth_list, auth_cred_exp_list)]
 147
 148
 149                     # for reference accounts
 150                     if 'reference' in account_detail['auth_type']:
 151                         account_type = 'Reference'
 152                         delegation = 'N/A'
 153                         platform_name_secondary_list.append(platform_name)
 154                         account_type_secondary_list.append(account_type)
 155                         account_reference_list.append(account_reference)
 156                         ref_acc_list = [{'platform_name': t[0], 'account_type': t[1], 'account_reference': t[2]}
 157                             for t in zip(platform_name_secondary_list, account_type_secondary_list, account_reference_list)]
 158
 159                     elif 'managed' in account_detail['auth_type']:
 160                         account_type = 'Principal'
 161                         delegation = 'Automatic'
 162                     else:
 163                         account_type = 'Principal'
 164                         delegation = 'Manual'
 165                     # for principal (auth_type=user/managed) accounts
 166                     if 'reference' not in account_detail['auth_type']:
 167                         platform_name_list.append(platform_name)
 168                         account_type_list.append(account_type)
 169                         delegation_type_list.append(delegation)
 170                         usr_hrn_list.append(account_usr_hrn)
 171                         pub_key_list.append(account_pub_key)
 172                         user_status_list.append(user_status)
 173                         # combining 5 lists into 1 [to render in the template]
 174                         principal_acc_list = [{'platform_name': t[0], 'account_type': t[1], 'delegation_type': t[2], 'usr_hrn':t[3], 'usr_pubkey':t[4], 'user_status':t[5],}
 175                             for t in zip(platform_name_list, account_type_list, delegation_type_list, usr_hrn_list, pub_key_list, user_status_list)]
 176                     # to hide private key row if it doesn't exist
 177                     if 'myslice' in platform_detail['platform']:
 178                         account_config = json.loads(account_detail['config'])
 179                         account_priv_key = account_config.get('user_private_key','N/A')
 180                     if 'sfa' in platform_detail['gateway_type']:
 181                         platform_access = platform_detail['platform']
 182                         platform_access_list.append(platform_access)
 183
 184         # Removing the platform which already has access
 185         for platform in platform_access_list:
 186             total_platform_list.remove(platform)
 187         # we could use zip. this one is used if columns have unequal rows
 188         platform_list = [{'platform_no_access': t[0]}
 189             for t in itertools.izip_longest(total_platform_list)]
 190
 191
 192         ## check user is pi or not
 193       #  platform_query  = Query().get('local:platform').select('platform_id','platform','gateway_type','disabled')
 194       #  account_query  = Query().get('local:account').select('user_id','platform_id','auth_type','config')
 195       #  platform_details = execute_query(self.request, platform_query)
 196       #  account_details = execute_query(self.request, account_query)
 197       #  for platform_detail in platform_details:
 198       #      for account_detail in account_details:
 199       #          if platform_detail['platform_id'] == account_detail['platform_id']:
 200       #              if 'config' in account_detail and account_detail['config'] is not '':
 201       #                  account_config = json.loads(account_detail['config'])
 202       #                  if 'myslice' in platform_detail['platform']:
 203       #                      acc_auth_cred = account_config.get('delegated_authority_credentials','N/A')
 204         # assigning values
 205         if acc_auth_cred == {} or acc_auth_cred == 'N/A':
 206             pi = "is_not_pi"
 207         else:
 208             pi = "is_pi"
 209
 210         # check if the user has creds or not
 211         if acc_user_cred == {} or acc_user_cred == 'N/A':
 212             user_cred = 'no_creds'
 213         else:
 214             exp_date = get_expiration(acc_user_cred, 'timestamp')
 215             if exp_date < time.time():
 216                 user_cred = 'creds_expired'
 217             else:
 218                 user_cred = 'has_creds'
 219
 220         context = super(AccountView, self).get_context_data(**kwargs)
 221         context['principal_acc'] = principal_acc_list
 222         context['ref_acc'] = ref_acc_list
 223         context['platform_list'] = platform_list
 224         context['my_users'] = my_users
 225         context['pi'] = pi
 226         context['user_cred'] = user_cred
 227         context['my_slices'] = my_slices
 228         context['my_auths'] = my_auths
 229         context['user_status'] = user_status
 230         context['person']   = self.request.user
 231         context['firstname'] = config.get('firstname',"?")
 232         context['lastname'] = config.get('lastname',"?")
 233         context['fullname'] = context['firstname'] +' '+ context['lastname']
 234         context['authority'] = config.get('authority',"Unknown Authority")
 235         context['user_private_key'] = account_priv_key
 236
 237         # XXX This is repeated in all pages
 238         # more general variables expected in the template
 239         context['title'] = 'Platforms connected to MySlice'
 240         # the menu items on the top
 241         context['topmenu_items'] = topmenu_items_live('My Account', page)
 242         # so we can sho who is logged
 243         context['username'] = the_user(self.request)
 244         context['theme'] = self.theme
 245         context['section'] = "User account"
 246 #        context ['firstname'] = config['firstname']
 247         prelude_env = page.prelude_env()
 248         context.update(prelude_env)
 249         return context
 250
 251
 252 @login_required
 253 #my_acc form value processing
 254 def account_process(request):
 255     user_query  = Query().get('local:user').select('user_id','email','password','config')
 256     user_details = execute_query(request, user_query)
 257
 258     account_query  = Query().get('local:account').select('user_id','platform_id','auth_type','config')
 259     account_details = execute_query(request, account_query)
 260
 261     platform_query  = Query().get('local:platform').select('platform_id','platform')
 262     platform_details = execute_query(request, platform_query)
 263
 264     # getting the user_id from the session
 265     for user_detail in user_details:
 266         user_id = user_detail['user_id']
 267         user_email = user_detail['email']
 268         try:
 269             if user_email == request.user.email:
 270                 authorize_query = True
 271             else:
 272                 print "SECURITY: %s tried to update %s" % (user_email, request.user.email)
 273                 messages.error(request, 'You are not authorized to modify another user.')
 274                 return HttpResponseRedirect("/portal/account/")
 275         except Exception,e:
 276             print "Exception = %s" % e
 277
 278     for account_detail in account_details:
 279         for platform_detail in platform_details:
 280             # Add reference account to the platforms
 281             if 'add_'+platform_detail['platform'] in request.POST:
 282                 platform_id = platform_detail['platform_id']
 283                 user_params = {'platform_id': platform_id, 'user_id': user_id, 'auth_type': "reference", 'config': '{"reference_platform": "myslice"}'}
 284                 manifold_add_account(request,user_params)
 285                 messages.info(request, 'Reference Account is added to the selected platform successfully!')
 286                 return HttpResponseRedirect("/portal/account/")
 287
 288             # Delete reference account from the platforms
 289             if 'delete_'+platform_detail['platform'] in request.POST:
 290                 platform_id = platform_detail['platform_id']
 291                 user_params = {'user_id':user_id}
 292                 manifold_delete_account(request,platform_id, user_id, user_params)
 293                 messages.info(request, 'Reference Account is removed from the selected platform')
 294                 return HttpResponseRedirect("/portal/account/")
 295
 296             if platform_detail['platform_id'] == account_detail['platform_id']:
 297                 if 'myslice' in platform_detail['platform']:
 298                     account_config = json.loads(account_detail['config'])
 299                     acc_slice_cred = account_config.get('delegated_slice_credentials','N/A')
 300                     acc_auth_cred = account_config.get('delegated_authority_credentials','N/A')
 301
 302
 303
 304
 305     # adding the slices and corresponding credentials to list
 306     if 'N/A' not in acc_slice_cred:
 307         slice_list = []
 308         slice_cred = []
 309         for key, value in acc_slice_cred.iteritems():
 310             slice_list.append(key)
 311             slice_cred.append(value)
 312         # special case: download each slice credentials separately
 313         for i in range(0, len(slice_list)):
 314             if 'dl_'+slice_list[i] in request.POST:
 315                 slice_detail = "Slice name: " + slice_list[i] +"\nSlice Credentials: \n"+ slice_cred[i]
 316                 response = HttpResponse(slice_detail, content_type='text/plain')
 317                 response['Content-Disposition'] = 'attachment; filename="slice_credential.txt"'
 318                 return response
 319
 320     # adding the authority and corresponding credentials to list
 321     if 'N/A' not in acc_auth_cred:
 322         auth_list = []
 323         auth_cred = []
 324         for key, value in acc_auth_cred.iteritems():
 325             auth_list.append(key)
 326             auth_cred.append(value)
 327         # special case: download each slice credentials separately
 328         for i in range(0, len(auth_list)):
 329             if 'dl_'+auth_list[i] in request.POST:
 330                 auth_detail = "Authority: " + auth_list[i] +"\nAuthority Credentials: \n"+ auth_cred[i]
 331                 response = HttpResponse(auth_detail, content_type='text/plain')
 332                 response['Content-Disposition'] = 'attachment; filename="auth_credential.txt"'
 333                 return response
 334
 335
 336
 337     if 'submit_name' in request.POST:
 338         edited_first_name =  request.POST['fname']
 339         edited_last_name =  request.POST['lname']
 340
 341         config={}
 342         for user_config in user_details:
 343             if user_config['config']:
 344                 config = json.loads(user_config['config'])
 345                 config['firstname'] = edited_first_name
 346                 config['lastname'] = edited_last_name
 347                 config['authority'] = config.get('authority','Unknown Authority')
 348                 updated_config = json.dumps(config)
 349                 user_params = {'config': updated_config}
 350             else: # it's needed if the config is empty
 351                 user_config['config']= '{"firstname":"' + edited_first_name + '", "lastname":"'+ edited_last_name + '", "authority": "Unknown Authority"}'
 352                 user_params = {'config': user_config['config']}
 353         # updating config local:user in manifold
 354         manifold_update_user(request, request.user.email,user_params)
 355         # this will be depricated, we will show the success msg in same page
 356         # Redirect to same page with success message
 357         messages.success(request, 'Sucess: First Name and Last Name Updated.')
 358         return HttpResponseRedirect("/portal/account/")
 359
 360     elif 'submit_pass' in request.POST:
 361         edited_password = request.POST['password']
 362
 363         for user_pass in user_details:
 364             user_pass['password'] = edited_password
 365         #updating password in local:user
 366         user_params = { 'password': user_pass['password']}
 367         manifold_update_user(request,request.user.email,user_params)
 368 #        return HttpResponse('Success: Password Changed!!')
 369         messages.success(request, 'Sucess: Password Updated.')
 370         return HttpResponseRedirect("/portal/account/")
 371
 372 # XXX TODO: Factorize with portal/registrationview.py
 373 # XXX TODO: Factorize with portal/registrationview.py
 374 # XXX TODO: Factorize with portal/joinview.py
 375
 376     elif 'generate' in request.POST:
 377         for account_detail in account_details:
 378             for platform_detail in platform_details:
 379                 if platform_detail['platform_id'] == account_detail['platform_id']:
 380                     if 'myslice' in platform_detail['platform']:
 381                         private = RSA.generate(1024)
 382                         private_key = json.dumps(private.exportKey())
 383                         public  = private.publickey()
 384                         public_key = json.dumps(public.exportKey(format='OpenSSH'))
 385                         # updating manifold local:account table
 386                         account_config = json.loads(account_detail['config'])
 387                         # preserving user_hrn
 388                         user_hrn = account_config.get('user_hrn','N/A')
 389                         keypair = '{"user_public_key":'+ public_key + ', "user_private_key":'+ private_key + ', "user_hrn":"'+ user_hrn + '"}'
 390                         #updated_config = json.dumps(account_config)
 391                         # updating manifold
 392                         #user_params = { 'config': keypair, 'auth_type':'managed'}
 393                         #manifold_update_account(request, user_id, user_params)
 394                         # updating sfa
 395                         public_key = public_key.replace('"', '');
 396                         user_pub_key = {'keys': public_key}
 397                         #sfa_update_user(request, user_hrn, user_pub_key)
 398                         sfa_update_user(request, user_hrn, user_pub_key)
 399                         result_sfa_user = sfa_get_user(request, user_hrn, public_key)
 400                         try:
 401                             result_sfa_user = result_sfa_user[0]
 402                             if 'keys' in result_sfa_user and result_sfa_user['keys'][0] == public_key:
 403                                 # updating manifold
 404                                 updated_config = json.dumps(account_config)
 405                                 user_params = { 'config': keypair, 'auth_type':'managed'}
 406                                 manifold_update_account(request, user_id, user_params)
 407                                 messages.success(request, 'Sucess: New Keypair Generated! Delegation of your credentials will be automatic.')
 408                             else:
 409                                 raise Exception,"Keys are not matching"
 410                         except Exception,e:
 411                             messages.error(request, 'Error: An error occured during the update of your public key at the Registry, or your public key is not matching the one stored.')
 412                         return HttpResponseRedirect("/portal/account/")
 413         else:
 414             messages.error(request, 'Account error: You need an account in myslice platform to perform this action')
 415             return HttpResponseRedirect("/portal/account/")
 416
 417     elif 'upload_key' in request.POST:
 418         for account_detail in account_details:
 419             for platform_detail in platform_details:
 420                 if platform_detail['platform_id'] == account_detail['platform_id']:
 421                     if 'myslice' in platform_detail['platform']:
 422                         up_file = request.FILES['pubkey']
 423                         file_content =  up_file.read()
 424                         file_name = up_file.name
 425                         file_extension = os.path.splitext(file_name)[1]
 426                         allowed_extension =  ['.pub','.txt']
 427                         if file_extension in allowed_extension and re.search(r'ssh-rsa',file_content):
 428                             account_config = json.loads(account_detail['config'])
 429                             # preserving user_hrn
 430                             user_hrn = account_config.get('user_hrn','N/A')
 431                             file_content = '{"user_public_key":"'+ file_content + '", "user_hrn":"'+ user_hrn +'"}'
 432                             #file_content = re.sub("\r", "", file_content)
 433                             #file_content = re.sub("\n", "\\n",file_content)
 434                             file_content = ''.join(file_content.split())
 435                             #update manifold local:account table
 436                             user_params = { 'config': file_content, 'auth_type':'user'}
 437                             manifold_update_account(request, user_id, user_params)
 438                             # updating sfa
 439                             user_pub_key = {'keys': file_content}
 440                             sfa_update_user(request, user_hrn, user_pub_key)
 441                             messages.success(request, 'Publickey uploaded! Please delegate your credentials using SFA: http://trac.myslice.info/wiki/DelegatingCredentials')
 442                             return HttpResponseRedirect("/portal/account/")
 443                         else:
 444                             messages.error(request, 'RSA key error: Please upload a valid RSA public key [.txt or .pub].')
 445                             return HttpResponseRedirect("/portal/account/")
 446         else:
 447             messages.error(request, 'Account error: You need an account in myslice platform to perform this action')
 448             return HttpResponseRedirect("/portal/account/")
 449
 450     elif 'dl_pubkey' in request.POST:
 451         for account_detail in account_details:
 452             for platform_detail in platform_details:
 453                 if platform_detail['platform_id'] == account_detail['platform_id']:
 454                     if 'myslice' in platform_detail['platform']:
 455                         account_config = json.loads(account_detail['config'])
 456                         public_key = account_config['user_public_key']
 457                         response = HttpResponse(public_key, content_type='text/plain')
 458                         response['Content-Disposition'] = 'attachment; filename="pubkey.txt"'
 459                         return response
 460                         break
 461         else:
 462             messages.error(request, 'Account error: You need an account in myslice platform to perform this action')
 463             return HttpResponseRedirect("/portal/account/")
 464
 465     elif 'dl_pkey' in request.POST:
 466         for account_detail in account_details:
 467             for platform_detail in platform_details:
 468                 if platform_detail['platform_id'] == account_detail['platform_id']:
 469                     if 'myslice' in platform_detail['platform']:
 470                         account_config = json.loads(account_detail['config'])
 471                         if 'user_private_key' in account_config:
 472                             private_key = account_config['user_private_key']
 473                             response = HttpResponse(private_key, content_type='text/plain')
 474                             response['Content-Disposition'] = 'attachment; filename="privkey.txt"'
 475                             return response
 476                         else:
 477                             messages.error(request, 'Download error: Private key is not stored in the server')
 478                             return HttpResponseRedirect("/portal/account/")
 479
 480         else:
 481             messages.error(request, 'Account error: You need an account in myslice platform to perform this action')
 482             return HttpResponseRedirect("/portal/account/")
 483
 484     elif 'delete' in request.POST:
 485         for account_detail in account_details:
 486             for platform_detail in platform_details:
 487                 if platform_detail['platform_id'] == account_detail['platform_id']:
 488                     if 'myslice' in platform_detail['platform']:
 489                         account_config = json.loads(account_detail['config'])
 490                         if 'user_private_key' in account_config:
 491                             for key in account_config.keys():
 492                                 if key == 'user_private_key':
 493                                     del account_config[key]
 494
 495                             updated_config = json.dumps(account_config)
 496                             user_params = { 'config': updated_config, 'auth_type':'user'}
 497                             manifold_update_account(request, user_id, user_params)
 498                             messages.success(request, 'Private Key deleted. You need to delegate credentials manually once it expires.')
 499                             messages.success(request, 'Once your credentials expire, Please delegate manually using SFA: http://trac.myslice.info/wiki/DelegatingCredentials')
 500                             return HttpResponseRedirect("/portal/account/")
 501                         else:
 502                             messages.error(request, 'Delete error: Private key is not stored in the server')
 503                             return HttpResponseRedirect("/portal/account/")
 504
 505         else:
 506             messages.error(request, 'Account error: You need an account in myslice platform to perform this action')
 507             return HttpResponseRedirect("/portal/account/")
 508
 509     # download identity for jfed
 510     elif 'dl_identity' in request.POST:
 511         for account_detail in account_details:
 512             for platform_detail in platform_details:
 513                 if platform_detail['platform_id'] == account_detail['platform_id']:
 514                     if 'myslice' in platform_detail['platform']:
 515                         account_config = json.loads(account_detail['config'])
 516                         if 'user_private_key' in account_config:
 517                             private_key = account_config['user_private_key']
 518                             user_hrn = account_config.get('user_hrn','N/A')
 519                             registry = 'http://sfa-fed4fire.pl.sophia.inria.fr:12345/'
 520                             jfed_identity = user_hrn + '\n' + registry + '\n' + private_key
 521                             response = HttpResponse(jfed_identity, content_type='text/plain')
 522                             response['Content-Disposition'] = 'attachment; filename="jfed_identity.txt"'
 523                             return response
 524                         else:
 525                             messages.error(request, 'Download error: Private key is not stored in the server')
 526                             return HttpResponseRedirect("/portal/account/")
 527
 528         else:
 529             messages.error(request, 'Account error: You need an account in myslice platform to perform this action')
 530             return HttpResponseRedirect("/portal/account/")
 531
 532     #clear all creds
 533     elif 'clear_cred' in request.POST:
 534         try:
 535             result = clear_user_creds(request, user_email)
 536             if result is not None:
 537                 messages.success(request, 'All Credentials cleared')
 538             else:
 539                 messages.error(request, 'Delete error: Credentials are not stored in the server')
 540         except Exception,e:
 541             print "Exception in accountview.py in clear_user_creds %s" % e
 542             messages.error(request, 'Account error: You need an account in myslice platform to perform this action')
 543         return HttpResponseRedirect("/portal/account/")
 544
 545     # Download delegated_user_cred
 546     elif 'dl_user_cred' in request.POST:
 547         if 'delegated_user_credential' in account_config:
 548             user_cred = account_config['delegated_user_credential']
 549             response = HttpResponse(user_cred, content_type='text/plain')
 550             response['Content-Disposition'] = 'attachment; filename="user_cred.txt"'
 551             return response
 552         else:
 553             messages.error(request, 'Download error: User credential is not stored in the server')
 554             return HttpResponseRedirect("/portal/account/")
 555
 556     # Download user_cert
 557     elif 'dl_user_cert' in request.POST:
 558         if 'user_credential' in account_config:
 559             user_cred = account_config['user_credential']
 560             obj_cred = Credential(string=user_cred)
 561             obj_gid = obj_cred.get_gid_object()
 562             str_cert = obj_gid.save_to_string()
 563             response = HttpResponse(str_cert, content_type='text/plain')
 564             response['Content-Disposition'] = 'attachment; filename="user_certificate.pem"'
 565             return response
 566
 567         elif 'delegated_user_credential' in account_config:
 568             user_cred = account_config['delegated_user_credential']
 569             obj_cred = Credential(string=user_cred)
 570             obj_gid = obj_cred.get_gid_object()
 571             str_cert = obj_gid.save_to_string()
 572             response = HttpResponse(str_cert, content_type='text/plain')
 573             response['Content-Disposition'] = 'attachment; filename="user_certificate.pem"'
 574             return response
 575         else:
 576             messages.error(request, 'Download error: User credential is not stored in the server')
 577             return HttpResponseRedirect("/portal/account/")
 578
 579     # Download user p12 = private_key + Certificate
 580     elif 'dl_user_p12' in request.POST:
 581         if 'user_credential' in account_config and 'user_private_key' in account_config:
 582             user_cred = account_config['user_credential']
 583             obj_cred = Credential(string=user_cred)
 584             obj_gid = obj_cred.get_gid_object()
 585             str_cert = obj_gid.save_to_string()
 586             cert = crypto.load_certificate(crypto.FILETYPE_PEM, str_cert)
 587
 588             user_private_key = account_config['user_private_key'].encode('ascii')
 589             pkey = crypto.load_privatekey(crypto.FILETYPE_PEM, user_private_key)
 590
 591             p12 = crypto.PKCS12()
 592             p12.set_privatekey(pkey)
 593             p12.set_certificate(cert)
 594             pkcs12 = p12.export()
 595
 596             response = HttpResponse(pkcs12, content_type='text/plain')
 597             response['Content-Disposition'] = 'attachment; filename="user_pkcs.p12"'
 598             return response
 599
 600         elif 'delegated_user_credential' in account_config and 'user_private_key' in account_config:
 601             user_cred = account_config['delegated_user_credential']
 602             obj_cred = Credential(string=user_cred)
 603             obj_gid = obj_cred.get_gid_object()
 604             str_cert = obj_gid.save_to_string()
 605             cert = crypto.load_certificate(crypto.FILETYPE_PEM, str_cert)
 606
 607             user_private_key = account_config['user_private_key'].encode('ascii')
 608             pkey = crypto.load_privatekey(crypto.FILETYPE_PEM, user_private_key)
 609
 610             p12 = crypto.PKCS12()
 611             p12.set_privatekey(pkey)
 612             p12.set_certificate(cert)
 613             pkcs12 = p12.export()
 614
 615             response = HttpResponse(pkcs12, content_type='text/plain')
 616             response['Content-Disposition'] = 'attachment; filename="user_pkcs.p12"'
 617             return response
 618         else:
 619             messages.error(request, 'Download error: User private key or credential is not stored in the server')
 620             return HttpResponseRedirect("/portal/account/")
 621
 622
 623
 624     else:
 625         messages.info(request, 'Under Construction. Please try again later!')
 626         return HttpResponseRedirect("/portal/account/")
 627
 628