portal/accountview.py

   1 #
   2 import json, os, re, itertools, time
   3 from OpenSSL import crypto
   4 from Crypto.PublicKey import RSA
   5
   6 #
   7 from django.http                        import HttpResponse, HttpResponseRedirect
   8 from django.contrib                     import messages
   9 from django.contrib.auth.decorators     import login_required
  10
  11 #
  12 from manifold.core.query                import Query
  13 from manifoldapi.manifoldapi            import execute_query
  14
  15 from unfold.loginrequired               import LoginRequiredAutoLogoutView
  16 from unfold.page                        import Page
  17 from ui.topmenu                         import topmenu_items_live, the_user
  18
  19 from portal.actions                     import (
  20     manifold_update_user, manifold_update_account, manifold_add_account,
  21     manifold_delete_account, sfa_update_user, sfa_get_user, clear_user_creds, get_myslice_account, get_myslice_platform, get_registry_url, get_jfed_identity )
  22 from portal.account                     import Account, get_expiration
  23
  24 from myslice.settings                   import logger
  25 from myslice.configengine               import ConfigEngine
  26 from myslice.theme                      import ThemeView
  27
  28 # requires login
  29 class AccountView(LoginRequiredAutoLogoutView, ThemeView):
  30     template_name = "account-view.html"
  31     def dispatch(self, *args, **kwargs):
  32         return super(AccountView, self).dispatch(*args, **kwargs)
  33
  34
  35     def get_context_data(self, **kwargs):
  36         self.template_name = self.template
  37         page = Page(self.request)
  38         metadata = page.get_metadata()
  39         page.expose_js_metadata()
  40
  41         page.add_js_files  ( [ "js/jquery.validate.js", "js/my_account.register.js",
  42                                "js/my_account.edit_profile.js","js/jquery-ui.js" ] )
  43         page.add_css_files ( [ "css/onelab.css", "css/account_view.css","css/plugin.css" ] )
  44
  45         # Execute a Query to delegate credentials if necessary
  46         #sfa_user_query  = Query().get('myslice:user').select('user_hrn').filter_by('user_hrn','==','$user_hrn')
  47         #sfa_user_result = execute_query(self.request, sfa_user_query)
  48
  49         user_query  = Query().get('local:user').select('config','email','status')
  50         user_details = execute_query(self.request, user_query)
  51
  52         # not always found in user_details...
  53         config={}
  54         for user_detail in user_details:
  55             # different significations of user_status
  56             if user_detail['status'] == 0:
  57                 user_status = 'Disabled'
  58             elif user_detail['status'] == 1:
  59                 user_status = 'Validation Pending'
  60             elif user_detail['status'] == 2:
  61                 user_status = 'Enabled'
  62             else:
  63                 user_status = 'N/A'
  64             #email = user_detail['email']
  65             if user_detail['config']:
  66                 config = json.loads(user_detail['config'])
  67
  68         platform_query  = Query().get('local:platform').select('platform_id','platform','gateway_type','disabled')
  69         account_query  = Query().get('local:account').select('user_id','platform_id','auth_type','config')
  70         platform_details = execute_query(self.request, platform_query)
  71         account_details = execute_query(self.request, account_query)
  72
  73         # initial assignment needed for users having account.config = {}
  74         platform_name = ''
  75         account_type = ''
  76         account_usr_hrn = ''
  77         account_pub_key = ''
  78         account_priv_key = ''
  79         account_reference = ''
  80         my_users = ''
  81         my_slices = ''
  82         my_auths = ''
  83         ref_acc_list = ''
  84         principal_acc_list = ''
  85         user_status_list = []
  86         platform_name_list = []
  87         platform_name_secondary_list = []
  88         platform_access_list = []
  89         platform_no_access_list = []
  90         total_platform_list = []
  91         account_type_list = []
  92         account_type_secondary_list = []
  93         account_reference_list = []
  94         delegation_type_list = []
  95         user_cred_exp_list = []
  96         slice_list = []
  97         auth_list = []
  98         slice_cred_exp_list = []
  99         auth_cred_exp_list = []
 100         usr_hrn_list = []
 101         pub_key_list = []
 102
 103         for platform_detail in platform_details:
 104             if 'sfa' in platform_detail['gateway_type']:
 105                 total_platform = platform_detail['platform']
 106                 total_platform_list.append(total_platform)
 107
 108             for account_detail in account_details:
 109                 if platform_detail['platform_id'] == account_detail['platform_id']:
 110                     platform_name = platform_detail['platform']
 111                     if 'config' in account_detail and account_detail['config'] is not '':
 112                         account_config = json.loads(account_detail['config'])
 113                         account_usr_hrn = account_config.get('user_hrn','N/A')
 114                         account_pub_key = account_config.get('user_public_key','N/A')
 115                         account_reference = account_config.get ('reference_platform','N/A')
 116                     # credentials of myslice platform
 117                     if 'myslice' in platform_detail['platform']:
 118                         acc_user_cred = account_config.get('delegated_user_credential','N/A')
 119                         acc_slice_cred = account_config.get('delegated_slice_credentials','N/A')
 120                         acc_auth_cred = account_config.get('delegated_authority_credentials','N/A')
 121
 122                         if 'N/A' not in acc_user_cred:
 123                             exp_date = re.search('<expires>(.*)</expires>', acc_user_cred)
 124                             if exp_date:
 125                                 user_exp_date = exp_date.group(1)
 126                                 user_cred_exp_list.append(user_exp_date)
 127
 128                             my_users = [{'cred_exp': t[0]}
 129                                 for t in zip(user_cred_exp_list)]
 130
 131
 132                         if 'N/A' not in acc_slice_cred:
 133                             for key, value in acc_slice_cred.iteritems():
 134                                 slice_list.append(key)
 135                                 # get cred_exp date
 136                                 exp_date = re.search('<expires>(.*)</expires>', value)
 137                                 if exp_date:
 138                                     exp_date = exp_date.group(1)
 139                                     slice_cred_exp_list.append(exp_date)
 140
 141                             my_slices = [{'slice_name': t[0], 'cred_exp': t[1]}
 142                                 for t in zip(slice_list, slice_cred_exp_list)]
 143
 144                         if 'N/A' not in acc_auth_cred:
 145                             for key, value in acc_auth_cred.iteritems():
 146                                 auth_list.append(key)
 147                                 #get cred_exp date
 148                                 exp_date = re.search('<expires>(.*)</expires>', value)
 149                                 if exp_date:
 150                                     exp_date = exp_date.group(1)
 151                                     auth_cred_exp_list.append(exp_date)
 152
 153                             my_auths = [{'auth_name': t[0], 'cred_exp': t[1]}
 154                                 for t in zip(auth_list, auth_cred_exp_list)]
 155
 156
 157                     # for reference accounts
 158                     if 'reference' in account_detail['auth_type']:
 159                         account_type = 'Reference'
 160                         delegation = 'N/A'
 161                         platform_name_secondary_list.append(platform_name)
 162                         account_type_secondary_list.append(account_type)
 163                         account_reference_list.append(account_reference)
 164                         ref_acc_list = [{'platform_name': t[0], 'account_type': t[1], 'account_reference': t[2]}
 165                             for t in zip(platform_name_secondary_list, account_type_secondary_list, account_reference_list)]
 166
 167                     elif 'managed' in account_detail['auth_type']:
 168                         account_type = 'Principal'
 169                         delegation = 'Automatic'
 170                     else:
 171                         account_type = 'Principal'
 172                         delegation = 'Manual'
 173                     # for principal (auth_type=user/managed) accounts
 174                     if 'reference' not in account_detail['auth_type']:
 175                         platform_name_list.append(platform_name)
 176                         account_type_list.append(account_type)
 177                         delegation_type_list.append(delegation)
 178                         usr_hrn_list.append(account_usr_hrn)
 179                         pub_key_list.append(account_pub_key)
 180                         user_status_list.append(user_status)
 181                         # combining 5 lists into 1 [to render in the template]
 182                         principal_acc_list = [
 183                             {'platform_name' : pn, 'account_type' : at,
 184                              'delegation_type' : dt, 'usr_hrn' : uh,
 185                              'usr_pubkey' : up, 'user_status' : us,}
 186                             for pn, at, dt, uh, up, us in zip(platform_name_list, account_type_list, delegation_type_list,
 187                                          usr_hrn_list, pub_key_list, user_status_list)
 188                         ]
 189                     # to hide private key row if it doesn't exist
 190                     if 'myslice' in platform_detail['platform']:
 191                         account_config = json.loads(account_detail['config'])
 192                         account_priv_key = account_config.get('user_private_key','N/A')
 193                     if 'sfa' in platform_detail['gateway_type']:
 194                         platform_access = platform_detail['platform']
 195                         platform_access_list.append(platform_access)
 196
 197         # Removing the platform which already has access
 198         for platform in platform_access_list:
 199             total_platform_list.remove(platform)
 200         # we could use zip. this one is used if columns have unequal rows
 201         platform_list = [{'platform_no_access': t[0]}
 202             for t in itertools.izip_longest(total_platform_list)]
 203
 204         # check if the user has creds or not
 205         if acc_user_cred == {} or acc_user_cred == 'N/A':
 206             user_cred = 'no_creds'
 207         else:
 208             exp_date = get_expiration(acc_user_cred, 'timestamp')
 209             if exp_date < time.time():
 210                 user_cred = 'creds_expired'
 211             else:
 212                 user_cred = 'has_creds'
 213
 214         context = super(AccountView, self).get_context_data(**kwargs)
 215         context['principal_acc'] = principal_acc_list
 216         context['ref_acc'] = ref_acc_list
 217         context['platform_list'] = platform_list
 218         context['my_users'] = my_users
 219         context['user_cred'] = user_cred
 220         context['my_slices'] = my_slices
 221         context['my_auths'] = my_auths
 222         context['user_status'] = user_status
 223         context['person']   = self.request.user
 224         context['firstname'] = config.get('firstname',"?")
 225         context['lastname'] = config.get('lastname',"?")
 226         context['fullname'] = context['firstname'] +' '+ context['lastname']
 227         context['authority'] = config.get('authority',"Unknown Authority")
 228         context['user_private_key'] = account_priv_key
 229
 230         # XXX This is repeated in all pages
 231         # more general variables expected in the template
 232         context['title'] = 'Platforms connected to MySlice'
 233         # the menu items on the top
 234         context['topmenu_items'] = topmenu_items_live('My Account', page)
 235         # so we can sho who is logged
 236         context['username'] = the_user(self.request)
 237         context['theme'] = self.theme
 238         context['section'] = "User account"
 239 #        context ['firstname'] = config['firstname']
 240
 241         context['request'] = self.request
 242
 243         prelude_env = page.prelude_env()
 244         context.update(prelude_env)
 245         return context
 246
 247 @login_required
 248 def account_process(request):
 249     from sfa.trust.credential               import Credential
 250     from sfa.trust.certificate              import Keypair
 251
 252     user_query  = Query().get('local:user').select('user_id','email','password','config')
 253     user_details = execute_query(request, user_query)
 254
 255     account_query  = Query().get('local:account').select('user_id','platform_id','auth_type','config')
 256     account_details = execute_query(request, account_query)
 257
 258     platform_query  = Query().get('local:platform').select('platform_id','platform')
 259     platform_details = execute_query(request, platform_query)
 260
 261     # getting the user_id from the session
 262     for user_detail in user_details:
 263         user_id = user_detail['user_id']
 264         user_email = user_detail['email']
 265         try:
 266             if user_email == request.user.email:
 267                 authorize_query = True
 268             else:
 269                 logger.error("SECURITY: {} tried to update {}".format(user_email, request.user.email))
 270                 messages.error(request, 'You are not authorized to modify another user.')
 271                 return HttpResponseRedirect("/portal/account/")
 272         except Exception as e:
 273             logger.error("exception in account_process {}".format(e))
 274
 275     for account_detail in account_details:
 276         for platform_detail in platform_details:
 277             # Add reference account to the platforms
 278             if 'add_'+platform_detail['platform'] in request.POST\
 279                or request.POST['button_value'] == 'add_'+platform_detail['platform']:
 280                 platform_id = platform_detail['platform_id']
 281                 user_params = {'platform_id': platform_id, 'user_id': user_id,
 282                                'auth_type': "reference",
 283                                '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                or request.POST['button_value'] == 'delete_'+platform_detail['platform']:
 291                 platform_id = platform_detail['platform_id']
 292                 user_params = {'user_id':user_id}
 293                 manifold_delete_account(request,platform_id, user_id, user_params)
 294                 messages.info(request, 'Reference Account is removed from the selected platform')
 295                 return HttpResponseRedirect("/portal/account/")
 296
 297             if platform_detail['platform_id'] == account_detail['platform_id']:
 298                 if 'myslice' in platform_detail['platform']:
 299                     account_config = json.loads(account_detail['config'])
 300                     acc_slice_cred = account_config.get('delegated_slice_credentials','N/A')
 301                     acc_auth_cred = account_config.get('delegated_authority_credentials','N/A')
 302
 303
 304
 305
 306     # adding the slices and corresponding credentials to list
 307     if 'N/A' not in acc_slice_cred:
 308         slice_list = []
 309         slice_cred = []
 310         for key, value in acc_slice_cred.iteritems():
 311             slice_list.append(key)
 312             slice_cred.append(value)
 313         # special case: download each slice credentials separately
 314         for i in range(0, len(slice_list)):
 315             if 'dl_'+slice_list[i] in request.POST or request.POST['button_value'] == 'dl_'+slice_list[i]:
 316                 slice_detail = "Slice name: " + slice_list[i] +"\nSlice Credentials: \n"+ slice_cred[i]
 317                 response = HttpResponse(slice_detail, content_type='text/plain')
 318                 response['Content-Disposition'] = 'attachment; filename="slice_credential.txt"'
 319                 return response
 320
 321     # adding the authority and corresponding credentials to list
 322     if 'N/A' not in acc_auth_cred:
 323         auth_list = []
 324         auth_cred = []
 325         for key, value in acc_auth_cred.iteritems():
 326             auth_list.append(key)
 327             auth_cred.append(value)
 328         # special case: download each slice credentials separately
 329         for i in range(0, len(auth_list)):
 330             if 'dl_'+auth_list[i] in request.POST or request.POST['button_value'] == 'dl_'+auth_list[i]:
 331                 auth_detail = "Authority: " + auth_list[i] +"\nAuthority Credentials: \n"+ auth_cred[i]
 332                 response = HttpResponse(auth_detail, content_type='text/plain')
 333                 response['Content-Disposition'] = 'attachment; filename="auth_credential.txt"'
 334                 return response
 335
 336     account_detail = get_myslice_account(request)
 337
 338     if 'submit_name' in request.POST:
 339         edited_first_name =  request.POST['fname']
 340         edited_last_name =  request.POST['lname']
 341
 342         config={}
 343         for user_config in user_details:
 344             if user_config['config']:
 345                 config = json.loads(user_config['config'])
 346                 config['firstname'] = edited_first_name
 347                 config['lastname'] = edited_last_name
 348                 config['authority'] = config.get('authority','Unknown Authority')
 349                 updated_config = json.dumps(config)
 350                 user_params = {'config': updated_config}
 351             else: # it's needed if the config is empty
 352                 user_config['config'] = '{{"firstname":"{}", "lastname":"{}", "authority": "Unknown Authority"}}'\
 353                                         .format(edited_first_name, edited_last_name)
 354                 user_params = {'config': user_config['config']}
 355         # updating config local:user in manifold
 356         manifold_update_user(request, request.user.email,user_params)
 357         # this will be depricated, we will show the success msg in same page
 358         # Redirect to same page with success message
 359         messages.success(request, 'Sucess: First Name and Last Name Updated.')
 360         return HttpResponseRedirect("/portal/account/")
 361
 362     elif 'submit_pass' in request.POST:
 363         edited_password = request.POST['password']
 364
 365         for user_pass in user_details:
 366             user_pass['password'] = edited_password
 367         #updating password in local:user
 368         user_params = { 'password' : user_pass['password']}
 369         manifold_update_user(request, request.user.email, user_params)
 370 #        return HttpResponse('Success: Password Changed!!')
 371         messages.success(request, 'Success: Password Updated.')
 372         return HttpResponseRedirect("/portal/account/")
 373
 374 # XXX TODO: Factorize with portal/registrationview.py
 375 # XXX TODO: Factorize with portal/registrationview.py
 376 # XXX TODO: Factorize with portal/joinview.py
 377
 378     elif 'generate' in request.POST:
 379         try:
 380             private = RSA.generate(1024)
 381             private_key = json.dumps(private.exportKey())
 382             public  = private.publickey()
 383             public_key = json.dumps(public.exportKey(format='OpenSSH'))
 384             # updating manifold local:account table
 385             account_config = json.loads(account_detail['config'])
 386             # preserving user_hrn
 387             user_hrn = account_config.get('user_hrn','N/A')
 388             keypair = '{"user_public_key":'+ public_key + ', "user_private_key":'+ private_key + ', "user_hrn":"'+ user_hrn + '"}'
 389             #updated_config = json.dumps(account_config)
 390             # updating manifold
 391             #user_params = { 'config': keypair, 'auth_type':'managed'}
 392             #manifold_update_account(request, user_id, user_params)
 393             # updating sfa
 394             public_key = public_key.replace('"', '');
 395             user_pub_key = {'keys': public_key}
 396
 397             sfa_update_user(request, user_hrn, user_pub_key)
 398             result_sfa_user = sfa_get_user(request, user_hrn, public_key)
 399             try:
 400                 if 'keys' in result_sfa_user and result_sfa_user['keys'][0] == public_key:
 401                     # updating manifold
 402                     updated_config = json.dumps(account_config)
 403                     user_params = { 'config': keypair, 'auth_type':'managed'}
 404                     manifold_update_account(request, user_id, user_params)
 405                     messages.success(request, 'Sucess: New Keypair Generated! Delegation of your credentials will be automatic.')
 406                 else:
 407                     raise Exception,"Keys are not matching"
 408             except Exception as e:
 409                 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.')
 410                 logger.error("Exception in accountview {}".format(e))
 411             return HttpResponseRedirect("/portal/account/")
 412         except Exception as e:
 413             messages.error(request, 'Account error: You need an account in myslice platform to perform this action')
 414             return HttpResponseRedirect("/portal/account/")
 415
 416     elif 'upload_key' in request.POST:
 417         try:
 418             up_file = request.FILES['pubkey']
 419             file_content =  up_file.read()
 420             file_name = up_file.name
 421             file_extension = os.path.splitext(file_name)[1]
 422             allowed_extension =  ['.pub','.txt']
 423             if file_extension in allowed_extension and re.search(r'ssh-rsa',file_content):
 424                 account_config = json.loads(account_detail['config'])
 425                 # preserving user_hrn
 426                 user_hrn = account_config.get('user_hrn','N/A')
 427                 file_content = '{"user_public_key":"'+ file_content + '", "user_hrn":"'+ user_hrn +'"}'
 428                 #file_content = re.sub("\r", "", file_content)
 429                 #file_content = re.sub("\n", "\\n",file_content)
 430                 file_content = ''.join(file_content.split())
 431                 #update manifold local:account table
 432                 user_params = { 'config': file_content, 'auth_type':'user'}
 433                 manifold_update_account(request, user_id, user_params)
 434                 # updating sfa
 435                 user_pub_key = {'keys': file_content}
 436                 sfa_update_user(request, user_hrn, user_pub_key)
 437                 messages.success(request, 'Publickey uploaded! Please delegate your credentials using SFA: http://trac.myslice.info/wiki/DelegatingCredentials')
 438                 return HttpResponseRedirect("/portal/account/")
 439             else:
 440                 messages.error(request, 'RSA key error: Please upload a valid RSA public key [.txt or .pub].')
 441                 return HttpResponseRedirect("/portal/account/")
 442
 443         except Exception as e:
 444             messages.error(request, 'Account error: You need an account in myslice platform to perform this action')
 445             return HttpResponseRedirect("/portal/account/")
 446
 447     elif 'dl_pubkey' in request.POST or request.POST['button_value'] == 'dl_pubkey':
 448         try:
 449             account_config = json.loads(account_detail['config'])
 450             public_key = account_config['user_public_key']
 451             response = HttpResponse(public_key, content_type='text/plain')
 452             response['Content-Disposition'] = 'attachment; filename="pubkey.txt"'
 453             return response
 454         except Exception as e:
 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 'dl_pkey' in request.POST or request.POST['button_value'] == 'dl_pkey':
 459         try:
 460             account_config = json.loads(account_detail['config'])
 461             if 'user_private_key' in account_config:
 462                 private_key = account_config['user_private_key']
 463                 response = HttpResponse(private_key, content_type='text/plain')
 464                 response['Content-Disposition'] = 'attachment; filename="privkey.txt"'
 465                 return response
 466             else:
 467                 messages.error(request, 'Download error: Private key is not stored in the server')
 468                 return HttpResponseRedirect("/portal/account/")
 469
 470         except Exception as e:
 471             messages.error(request, 'Account error: You need an account in myslice platform to perform this action')
 472             return HttpResponseRedirect("/portal/account/")
 473
 474     elif 'delete' in request.POST or request.POST['button_value'] == 'delete':
 475         try:
 476             account_config = json.loads(account_detail['config'])
 477             if 'user_private_key' in account_config:
 478                 for key in account_config.keys():
 479                     if key == 'user_private_key':
 480                         del account_config[key]
 481
 482                 updated_config = json.dumps(account_config)
 483                 user_params = { 'config': updated_config, 'auth_type':'user'}
 484                 manifold_update_account(request, user_id, user_params)
 485                 messages.success(request, 'Private Key deleted. You need to delegate credentials manually once it expires.')
 486                 messages.success(request, 'Once your credentials expire, Please delegate manually using SFA: http://trac.myslice.info/wiki/DelegatingCredentials')
 487                 return HttpResponseRedirect("/portal/account/")
 488             else:
 489                 messages.error(request, 'Delete error: Private key is not stored in the server')
 490                 return HttpResponseRedirect("/portal/account/")
 491
 492         except Exception as e:
 493             messages.error(request, 'Account error: You need an account in myslice platform to perform this action')
 494             return HttpResponseRedirect("/portal/account/")
 495
 496     # download identity for jfed
 497     elif 'dl_identity' in request.POST or request.POST['button_value'] == 'dl_identity':
 498         try:
 499             jfed_identity = get_jfed_identity(request)
 500             if jfed_identity is not None:
 501                 response = HttpResponse(jfed_identity, content_type='text/plain')
 502                 response['Content-Disposition'] = 'attachment; filename="jfed_identity.txt"'
 503                 return response
 504             else:
 505                 messages.error(request, 'Download error: Private key is not stored in the server')
 506                 return HttpResponseRedirect("/portal/account/")
 507
 508         except Exception as e:
 509             messages.error(request, 'Account error: You need an account in myslice platform to perform this action')
 510             return HttpResponseRedirect("/portal/account/")
 511
 512     # Download sfi_config
 513     elif 'dl_sfi_config' in request.POST or request.POST['button_value'] == 'dl_sfi_config':
 514         platform_detail = get_myslice_platform(request)
 515         platform_config = json.loads(platform_detail['config'])
 516         account_detail = get_myslice_account(request)
 517         account_config = json.loads(account_detail['config'])
 518
 519         user_hrn = account_config.get('user_hrn','N/A')
 520         t_user_hrn = user_hrn.split('.')
 521         authority_hrn = t_user_hrn[0] + '.' + t_user_hrn[1]
 522         registry = get_registry_url(request)
 523         import socket
 524         hostname = socket.gethostbyaddr(socket.gethostname())[0]
 525         admin_user = platform_config.get('user','N/A')
 526         manifold_host = ConfigEngine().manifold_url()
 527         if 'localhost' in manifold_host:
 528             manifold_host = manifold_host.replace('localhost',hostname)
 529         sfi_config  = '[sfi]\n'
 530         sfi_config += 'auth = '+ authority_hrn +'\n'
 531         sfi_config += 'user = '+ user_hrn +'\n'
 532         sfi_config += 'registry = '+ registry +'\n'
 533         sfi_config += 'sm = http://sfa3.planet-lab.eu:12346/\n\n'
 534         sfi_config += '[myslice]\n'
 535         sfi_config += 'backend = '+ manifold_host +'\n'
 536         sfi_config += 'delegate  = '+ admin_user +'\n'
 537         sfi_config += 'platform  = myslice\n'
 538         sfi_config += 'username  = '+ user_email +'\n'
 539         response = HttpResponse(sfi_config, content_type='text/plain')
 540         response['Content-Disposition'] = 'attachment; filename="sfi_config"'
 541         return response
 542
 543     #clear all creds
 544     elif 'clear_cred' in request.POST or request.POST['button_value'] == 'clear_cred':
 545         try:
 546             result = clear_user_creds(request, user_email)
 547             if result is not None:
 548                 messages.success(request, 'All Credentials cleared')
 549             else:
 550                 messages.error(request, 'Delete error: Credentials are not stored in the server')
 551         except Exception as e:
 552             logger.error("Exception in accountview.py in clear_user_creds {}".format(e))
 553             messages.error(request, 'Account error: You need an account in myslice platform to perform this action')
 554         return HttpResponseRedirect("/portal/account/")
 555
 556     # Download delegated_user_cred
 557     elif 'dl_user_cred' in request.POST or request.POST['button_value'] == 'dl_user_cred':
 558         if 'delegated_user_credential' in account_config:
 559             user_cred = account_config['delegated_user_credential']
 560             response = HttpResponse(user_cred, content_type='text/plain')
 561             response['Content-Disposition'] = 'attachment; filename="user_cred.txt"'
 562             return response
 563         else:
 564             messages.error(request, 'Download error: User credential is not stored in the server')
 565             return HttpResponseRedirect("/portal/account/")
 566
 567     # Download user_cert
 568     elif 'dl_user_cert' in request.POST or request.POST['button_value'] == 'dl_user_cert':
 569         if 'user_credential' in account_config:
 570             user_cred = account_config['user_credential']
 571             obj_cred = Credential(string=user_cred)
 572             obj_gid = obj_cred.get_gid_object()
 573             str_cert = obj_gid.save_to_string()
 574             response = HttpResponse(str_cert, content_type='text/plain')
 575             response['Content-Disposition'] = 'attachment; filename="user_certificate.pem"'
 576             return response
 577
 578         elif 'delegated_user_credential' in account_config:
 579             user_cred = account_config['delegated_user_credential']
 580             obj_cred = Credential(string=user_cred)
 581             obj_gid = obj_cred.get_gid_object()
 582             str_cert = obj_gid.save_to_string()
 583             response = HttpResponse(str_cert, content_type='text/plain')
 584             response['Content-Disposition'] = 'attachment; filename="user_certificate.pem"'
 585             return response
 586         else:
 587             messages.error(request, 'Download error: User credential is not stored in the server')
 588             return HttpResponseRedirect("/portal/account/")
 589
 590     # Download user p12 = private_key + Certificate
 591     elif 'dl_user_p12' in request.POST or request.POST['button_value'] == 'dl_user_p12':
 592         if 'user_credential' in account_config and 'user_private_key' in account_config:
 593             user_cred = account_config['user_credential']
 594             obj_cred = Credential(string=user_cred)
 595             obj_gid = obj_cred.get_gid_object()
 596             str_cert = obj_gid.save_to_string()
 597             cert = crypto.load_certificate(crypto.FILETYPE_PEM, str_cert)
 598
 599             user_private_key = account_config['user_private_key'].encode('ascii')
 600             pkey = crypto.load_privatekey(crypto.FILETYPE_PEM, user_private_key)
 601
 602             p12 = crypto.PKCS12()
 603             p12.set_privatekey(pkey)
 604             p12.set_certificate(cert)
 605             pkcs12 = p12.export()
 606
 607             response = HttpResponse(pkcs12, content_type='text/plain')
 608             response['Content-Disposition'] = 'attachment; filename="user_pkcs.p12"'
 609             return response
 610
 611         elif 'delegated_user_credential' in account_config and 'user_private_key' in account_config:
 612             user_cred = account_config['delegated_user_credential']
 613             obj_cred = Credential(string=user_cred)
 614             obj_gid = obj_cred.get_gid_object()
 615             str_cert = obj_gid.save_to_string()
 616             cert = crypto.load_certificate(crypto.FILETYPE_PEM, str_cert)
 617
 618             user_private_key = account_config['user_private_key'].encode('ascii')
 619             pkey = crypto.load_privatekey(crypto.FILETYPE_PEM, user_private_key)
 620
 621             p12 = crypto.PKCS12()
 622             p12.set_privatekey(pkey)
 623             p12.set_certificate(cert)
 624             pkcs12 = p12.export()
 625
 626             response = HttpResponse(pkcs12, content_type='text/plain')
 627             response['Content-Disposition'] = 'attachment; filename="user_pkcs.p12"'
 628             return response
 629         else:
 630             messages.error(request, 'Download error: User private key or credential is not stored in the server')
 631             return HttpResponseRedirect("/portal/account/")
 632
 633     else:
 634         messages.info(request, 'Under Construction. Please try again later!')
 635         return HttpResponseRedirect("/portal/account/")
 636
 637