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