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