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.sp = sp
 107         self.title = sp.name
 108         self.backurl = parent.url
 109         self.url = '%s/sp/%s' % (parent.url, sp.name)
 110
 111     def form_standard(self, message=None, message_type=None):
 112         return self._template('admin/providers/saml2_sp.html',
 113                               message=message,
 114                               message_type=message_type,
 115                               title=self.title,
 116                               name='saml2_sp_%s_form' % self.sp.name,
 117                               backurl=self.backurl, action=self.url,
 118                               data=self.sp)
 119
 120     def GET(self, *args, **kwargs):
 121         return self.form_standard()
 122
 123     def POST(self, *args, **kwargs):
 124
 125         message = "Nothing was modified."
 126         message_type = "info"
 127         save = False
 128
 129         for key, value in kwargs.iteritems():
 130             if key == 'name':
 131                 if value != self.sp.name:
 132                     if self.user.is_admin or self.user.name == self.sp.owner:
 133                         self._debug("Replacing %s: %s -> %s" %
 134                                     (key, self.sp.name, value))
 135                         self.sp.name = value
 136                         save = True
 137                     else:
 138                         message = "Unauthorized to rename object"
 139                         message_type = "error"
 140                         return self.form_standard(message, message_type)
 141
 142             elif key == 'owner':
 143                 if value != self.sp.owner:
 144                     if self.user.is_admin:
 145                         self._debug("Replacing %s: %s -> %s" %
 146                                     (key, self.sp.owner, value))
 147                         self.sp.owner = value
 148                         save = True
 149                     else:
 150                         message = "Unauthorized to set owner value"
 151                         message_type = "error"
 152                         return self.form_standard(message, message_type)
 153
 154             elif key == 'default_nameid':
 155                 if value != self.sp.default_nameid:
 156                     if self.user.is_admin:
 157                         self._debug("Replacing %s: %s -> %s" %
 158                                     (key, self.sp.default_nameid, value))
 159                         self.sp.default_nameid = value
 160                         save = True
 161                     else:
 162                         message = "Unauthorized to set default nameid value"
 163                         message_type = "error"
 164                         return self.form_standard(message, message_type)
 165
 166             elif key == 'allowed_nameids':
 167                 v = set([x.strip() for x in value.split(',')])
 168                 if v != set(self.sp.allowed_nameids):
 169                     if self.user.is_admin:
 170                         self._debug("Replacing %s: %s -> %s" %
 171                                     (key, self.sp.allowed_nameids, list(v)))
 172                         self.sp.allowed_nameids = list(v)
 173                         save = True
 174                     else:
 175                         message = "Unauthorized to set allowed nameids value"
 176                         message_type = "error"
 177                         return self.form_standard(message, message_type)
 178
 179         if save:
 180             try:
 181                 self.sp.save_properties()
 182                 message = "Properties succssfully changed"
 183                 message_type = "success"
 184             except Exception:  # pylint: disable=broad-except
 185                 message = "Failed to save data!"
 186                 message_type = "error"
 187
 188         return self.form_standard(message, message_type)
 189
 190     def root(self, *args, **kwargs):
 191         op = getattr(self, cherrypy.request.method, self.GET)
 192         if callable(op):
 193             return op(*args, **kwargs)
 194
 195
 196 class AdminPage(Page):
 197     def __init__(self, site, config):
 198         super(AdminPage, self).__init__(site)
 199         self.name = 'admin'
 200         self.cfg = config
 201         self.providers = []
 202         self.menu = []
 203         self.url = None
 204         self.sp = Page(self._site)
 205
 206     def add_sp(self, name, sp):
 207         page = SPAdminPage(sp, self._site, self)
 208         self.sp.add_subtree(name, page)
 209         self.providers.append(sp)
 210         return page
 211
 212     def mount(self, page):
 213         self.menu = page.menu
 214         self.url = '%s/%s' % (page.url, self.name)
 215         for p in self.cfg.idp.get_providers():
 216             try:
 217                 sp = ServiceProvider(self.cfg, p)
 218                 self.add_sp(sp.name, sp)
 219             except Exception, e:  # pylint: disable=broad-except
 220                 self._debug("Failed to find provider %s: %s" % (p, str(e)))
 221         self.add_subtree('new', NewSPAdminPage(self._site, self))
 222         page.add_subtree(self.name, self)
 223
 224     def root(self, *args, **kwargs):
 225         return self._template('admin/providers/saml2.html',
 226                               title='SAML2 Administration',
 227                               providers=self.providers,
 228                               baseurl=self.url,
 229                               menu=self.menu)