ipsilon/providers/saml2/admin.py

   1 #!/usr/bin/python
   2 #
   3 # Copyright (C) 2014  Simo Sorce <simo@redhat.com>
   4 #
   5 # see file 'COPYING' for use and warranty information
   6 #
   7 # This program is free software; you can redistribute it and/or modify
   8 # it under the terms of the GNU General Public License as published by
   9 # the Free Software Foundation, either version 3 of the License, or
  10 # (at your option) any later version.
  11 #
  12 # This program is distributed in the hope that it will be useful,
  13 # but WITHOUT ANY WARRANTY; without even the implied warranty of
  14 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  15 # GNU General Public License for more details.
  16 #
  17 # You should have received a copy of the GNU General Public License
  18 # along with this program.  If not, see <http://www.gnu.org/licenses/>.
  19
  20 import cherrypy
  21 from ipsilon.util.page import Page
  22 from ipsilon.providers.saml2.provider import ServiceProvider
  23 from ipsilon.providers.saml2.provider import ServiceProviderCreator
  24 from ipsilon.providers.saml2.provider import InvalidProviderId
  25
  26
  27 class NewSPAdminPage(Page):
  28
  29     def __init__(self, site, parent):
  30         super(NewSPAdminPage, self).__init__(site)
  31         self.parent = parent
  32         self.title = 'New Service Provider'
  33         self.backurl = parent.url
  34         self.url = '%s/new' % (parent.url,)
  35
  36     def form_new(self, message=None, message_type=None):
  37         return self._template('admin/providers/saml2_sp_new.html',
  38                               title=self.title,
  39                               message=message,
  40                               message_type=message_type,
  41                               name='saml2_sp_new_form',
  42                               backurl=self.backurl, action=self.url)
  43
  44     def GET(self, *args, **kwargs):
  45         return self.form_new()
  46
  47     def POST(self, *args, **kwargs):
  48
  49         if self.user.is_admin:
  50             #TODO: allow authenticated user to create SPs on their own
  51             #      set the owner in that case
  52             name = None
  53             meta = None
  54             if 'content-type' not in cherrypy.request.headers:
  55                 self._debug("Invalid request, missing content-type")
  56                 message = "Malformed request"
  57                 message_type = "error"
  58                 return self.form_new(message, message_type)
  59             ctype = cherrypy.request.headers['content-type'].split(';')[0]
  60             if ctype != 'multipart/form-data':
  61                 self._debug("Invalid form type (%s), trying to cope" % (
  62                             cherrypy.request.content_type,))
  63             for key, value in kwargs.iteritems():
  64                 if key == 'name':
  65                     name = value
  66                 elif key == 'meta':
  67                     if hasattr(value, 'content_type'):
  68                         meta = value.fullvalue()
  69                     else:
  70                         self._debug("Invalid format for 'meta'")
  71
  72             if name and meta:
  73                 try:
  74                     spc = ServiceProviderCreator(self.parent.cfg)
  75                     sp = spc.create_from_buffer(name, meta)
  76                     sp_page = self.parent.add_sp(name, sp)
  77                     message = "SP Successfully added"
  78                     message_type = "success"
  79                     return sp_page.form_standard(message, message_type)
  80                 except InvalidProviderId, e:
  81                     message = str(e)
  82                     message_type = "error"
  83                 except Exception, e:  # pylint: disable=broad-except
  84                     self._debug(repr(e))
  85                     message = "Failed to create Service Provider!"
  86                     message_type = "error"
  87             else:
  88                 message = "A name and a metadata file must be provided"
  89                 message_type = "error"
  90         else:
  91             message = "Unauthorized"
  92             message_type = "error"
  93
  94         return self.form_new(message, message_type)
  95
  96     def root(self, *args, **kwargs):
  97         op = getattr(self, cherrypy.request.method, self.GET)
  98         if callable(op):
  99             return op(*args, **kwargs)
 100
 101
 102 class SPAdminPage(Page):
 103
 104     def __init__(self, sp, site, parent):
 105         super(SPAdminPage, self).__init__(site)
 106         self.parent = parent
 107         self.sp = sp
 108         self.title = sp.name
 109         self.backurl = parent.url
 110         self.url = '%s/sp/%s' % (parent.url, sp.name)
 111
 112     def form_standard(self, message=None, message_type=None):
 113         return self._template('admin/providers/saml2_sp.html',
 114                               message=message,
 115                               message_type=message_type,
 116                               title=self.title,
 117                               name='saml2_sp_%s_form' % self.sp.name,
 118                               backurl=self.backurl, action=self.url,
 119                               data=self.sp)
 120
 121     def GET(self, *args, **kwargs):
 122         return self.form_standard()
 123
 124     def POST(self, *args, **kwargs):
 125
 126         message = "Nothing was modified."
 127         message_type = "info"
 128         save = False
 129
 130         for key, value in kwargs.iteritems():
 131             if key == 'name':
 132                 if value != self.sp.name:
 133                     if self.user.is_admin or self.user.name == self.sp.owner:
 134                         self._debug("Replacing %s: %s -> %s" %
 135                                     (key, self.sp.name, value))
 136                         self.sp.name = value
 137                         save = True
 138                     else:
 139                         message = "Unauthorized to rename object"
 140                         message_type = "error"
 141                         return self.form_standard(message, message_type)
 142
 143             elif key == 'owner':
 144                 if value != self.sp.owner:
 145                     if self.user.is_admin:
 146                         self._debug("Replacing %s: %s -> %s" %
 147                                     (key, self.sp.owner, value))
 148                         self.sp.owner = value
 149                         save = True
 150                     else:
 151                         message = "Unauthorized to set owner value"
 152                         message_type = "error"
 153                         return self.form_standard(message, message_type)
 154
 155             elif key == 'default_nameid':
 156                 if value != self.sp.default_nameid:
 157                     if self.user.is_admin:
 158                         self._debug("Replacing %s: %s -> %s" %
 159                                     (key, self.sp.default_nameid, value))
 160                         self.sp.default_nameid = value
 161                         save = True
 162                     else:
 163                         message = "Unauthorized to set default nameid value"
 164                         message_type = "error"
 165                         return self.form_standard(message, message_type)
 166
 167             elif key == 'allowed_nameids':
 168                 v = set([x.strip() for x in value.split(',')])
 169                 if v != set(self.sp.allowed_nameids):
 170                     if self.user.is_admin:
 171                         self._debug("Replacing %s: %s -> %s" %
 172                                     (key, self.sp.allowed_nameids, list(v)))
 173                         self.sp.allowed_nameids = list(v)
 174                         save = True
 175                     else:
 176                         message = "Unauthorized to set allowed nameids value"
 177                         message_type = "error"
 178                         return self.form_standard(message, message_type)
 179
 180         if save:
 181             try:
 182                 self.sp.save_properties()
 183                 message = "Properties succssfully changed"
 184                 message_type = "success"
 185             except Exception:  # pylint: disable=broad-except
 186                 message = "Failed to save data!"
 187                 message_type = "error"
 188
 189         return self.form_standard(message, message_type)
 190
 191     def root(self, *args, **kwargs):
 192         op = getattr(self, cherrypy.request.method, self.GET)
 193         if callable(op):
 194             return op(*args, **kwargs)
 195
 196     def delete(self):
 197         self.parent.del_sp(self.sp.name)
 198         self.sp.permanently_delete()
 199         return self.parent.root()
 200     delete.exposed = True
 201
 202
 203 class AdminPage(Page):
 204     def __init__(self, site, config):
 205         super(AdminPage, self).__init__(site)
 206         self.name = 'admin'
 207         self.cfg = config
 208         self.providers = []
 209         self.menu = []
 210         self.url = None
 211         self.sp = Page(self._site)
 212
 213     def add_sp(self, name, sp):
 214         page = SPAdminPage(sp, self._site, self)
 215         self.sp.add_subtree(name, page)
 216         self.providers.append(sp)
 217         return page
 218
 219     def del_sp(self, name):
 220         try:
 221             page = getattr(self.sp, name)
 222             self.providers.remove(page.sp)
 223             self.sp.del_subtree(name)
 224         except Exception, e:  # pylint: disable=broad-except
 225             self._debug("Failed to remove provider %s: %s" % (name, str(e)))
 226
 227     def mount(self, page):
 228         self.menu = page.menu
 229         self.url = '%s/%s' % (page.url, self.name)
 230         for p in self.cfg.idp.get_providers():
 231             try:
 232                 sp = ServiceProvider(self.cfg, p)
 233                 self.add_sp(sp.name, sp)
 234             except Exception, e:  # pylint: disable=broad-except
 235                 self._debug("Failed to find provider %s: %s" % (p, str(e)))
 236         self.add_subtree('new', NewSPAdminPage(self._site, self))
 237         page.add_subtree(self.name, self)
 238
 239     def root(self, *args, **kwargs):
 240         return self._template('admin/providers/saml2.html',
 241                               title='SAML2 Administration',
 242                               providers=self.providers,
 243                               baseurl=self.url,
 244                               menu=self.menu)