[py3k] Fix raise with embedded traceback
python 3 removed the raise syntax with 2 and 3 expressions.
# copyright 2003-2012 LOGILAB S.A. (Paris, FRANCE), all rights reserved.
# contact http://www.logilab.fr/ -- mailto:contact@logilab.fr
#
# This file is part of CubicWeb.
#
# CubicWeb is free software: you can redistribute it and/or modify it under the
# terms of the GNU Lesser General Public License as published by the Free
# Software Foundation, either version 2.1 of the License, or (at your option)
# any later version.
#
# CubicWeb is distributed in the hope that it will be useful, but WITHOUT
# ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
# FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more
# details.
#
# You should have received a copy of the GNU Lesser General Public License along
# with CubicWeb. If not, see <http://www.gnu.org/licenses/>.
"""security management and error screens"""
__docformat__ = "restructuredtext en"
_ = unicode
from logilab.mtconverter import xml_escape
from logilab.common.registry import yes
from cubicweb.predicates import none_rset, match_user_groups, authenticated_user
from cubicweb.view import AnyRsetView, StartupView, EntityView, View
from cubicweb.uilib import html_traceback, rest_traceback, exc_message
from cubicweb.web import formwidgets as wdgs
from cubicweb.web.formfields import guess_field
from cubicweb.web.views.schema import SecurityViewMixIn
from yams.buildobjs import EntityType
SUBMIT_MSGID = _('Submit bug report')
MAIL_SUBMIT_MSGID = _('Submit bug report by mail')
class SecurityManagementView(SecurityViewMixIn, EntityView):
"""display security information for a given entity"""
__regid__ = 'security'
__select__ = EntityView.__select__ & authenticated_user()
title = _('security')
def call(self):
self.w(u'<div id="progress">%s</div>' % self._cw._('validating...'))
super(SecurityManagementView, self).call()
def entity_call(self, entity):
self._cw.add_js('cubicweb.edition.js')
self._cw.add_css('cubicweb.acl.css')
w = self.w
_ = self._cw._
w(u'<h1><span class="etype">%s</span> <a href="%s">%s</a></h1>'
% (entity.dc_type().capitalize(),
xml_escape(entity.absolute_url()),
xml_escape(entity.dc_title())))
# first show permissions defined by the schema
self.w('<h2>%s</h2>' % _('Schema\'s permissions definitions'))
self.permissions_table(entity.e_schema)
self.w('<h2>%s</h2>' % _('Manage security'))
# ownership information
if self._cw.vreg.schema.rschema('owned_by').has_perm(self._cw, 'add',
fromeid=entity.eid):
self.owned_by_edit_form(entity)
else:
self.owned_by_information(entity)
def owned_by_edit_form(self, entity):
self.w('<h3>%s</h3>' % self._cw._('Ownership'))
msg = self._cw._('ownerships have been changed')
form = self._cw.vreg['forms'].select('base', self._cw, entity=entity,
form_renderer_id='onerowtable', submitmsg=msg,
form_buttons=[wdgs.SubmitButton()],
domid='ownership%s' % entity.eid,
__redirectvid='security',
__redirectpath=entity.rest_path())
field = guess_field(entity.e_schema,
self._cw.vreg.schema['owned_by'],
req=self._cw)
form.append_field(field)
form.render(w=self.w, display_progress_div=False)
def owned_by_information(self, entity):
ownersrset = entity.related('owned_by')
if ownersrset:
self.w('<h3>%s</h3>' % self._cw._('Ownership'))
self.w(u'<div class="ownerInfo">')
self.w(self._cw._('this entity is currently owned by') + ' ')
self.wview('csv', entity.related('owned_by'), 'null')
self.w(u'</div>')
# else we don't know if this is because entity has no owner or becayse
# user as no access to owner users entities
class ErrorView(AnyRsetView):
"""default view when no result has been found"""
__select__ = yes()
__regid__ = 'error'
def page_title(self):
"""returns a title according to the result set - used for the
title in the HTML header
"""
return self._cw._('an error occurred')
def _excinfo(self):
req = self._cw
ex = req.data.get('ex')
excinfo = req.data.get('excinfo')
if 'errmsg' in req.data:
errmsg = req.data['errmsg']
exclass = None
else:
errmsg = exc_message(ex, req.encoding)
exclass = ex.__class__.__name__
return errmsg, exclass, excinfo
def call(self):
req = self._cw.reset_headers()
w = self.w
title = self._cw._('an error occurred')
w(u'<h2>%s</h2>' % title)
ex, exclass, excinfo = self._excinfo()
if excinfo is not None and self._cw.vreg.config['print-traceback']:
if exclass is None:
w(u'<div class="tb">%s</div>'
% xml_escape(ex).replace("\n","<br />"))
else:
w(u'<div class="tb">%s: %s</div>'
% (exclass, xml_escape(ex).replace("\n","<br />")))
w(u'<hr />')
w(u'<div class="tb">%s</div>' % html_traceback(excinfo, ex, ''))
else:
w(u'<div class="tb">%s</div>' % (xml_escape(ex).replace("\n","<br />")))
# if excinfo is not None, it's probably not a bug
if excinfo is None:
return
vcconf = self._cw.vreg.config.vc_config()
w(u"<div>")
eversion = vcconf.get('cubicweb', self._cw._('no version information'))
# NOTE: tuple wrapping needed since eversion is itself a tuple
w(u"<b>CubicWeb version:</b> %s<br/>\n" % (eversion,))
cversions = []
for cube in self._cw.vreg.config.cubes():
cubeversion = vcconf.get(cube, self._cw._('no version information'))
w(u"<b>Cube %s version:</b> %s<br/>\n" % (cube, cubeversion))
cversions.append((cube, cubeversion))
w(u"</div>")
# creates a bug submission link if submit-mail is set
if self._cw.vreg.config['submit-mail']:
form = self._cw.vreg['forms'].select('base', self._cw, rset=None,
mainform=False)
binfo = text_error_description(ex, excinfo, req, eversion, cversions)
form.add_hidden('description', binfo,
# we must use a text area to keep line breaks
widget=wdgs.TextArea({'class': 'hidden'}))
# add a signature so one can't send arbitrary text
form.add_hidden('__signature', req.vreg.config.sign_text(binfo))
form.add_hidden('__bugreporting', '1')
form.form_buttons = [wdgs.SubmitButton(MAIL_SUBMIT_MSGID)]
form.action = req.build_url('reportbug')
form.render(w=w)
def text_error_description(ex, excinfo, req, eversion, cubes):
binfo = rest_traceback(excinfo, xml_escape(ex))
binfo += u'\n\n:URL: %s\n' % req.url()
if not '__bugreporting' in req.form:
binfo += u'\n:form params:\n'
binfo += u'\n'.join(u' * %s = %s' % (k, v) for k, v in req.form.iteritems())
binfo += u'\n\n:CubicWeb version: %s\n' % (eversion,)
for pkg, pkgversion in cubes:
binfo += u":Cube %s version: %s\n" % (pkg, pkgversion)
binfo += '\n'
return binfo
class CwStats(View):
"""A textual stats output for monitoring tools such as munin """
__regid__ = 'processinfo'
content_type = 'text/plain'
templatable = False
__select__ = none_rset() & match_user_groups('users', 'managers')
def call(self):
stats = self._cw.call_service('repo_stats')
stats['looping_tasks'] = ', '.join('%s (%s seconds)' % (n, i) for n, i in stats['looping_tasks'])
stats['threads'] = ', '.join(sorted(stats['threads']))
for k in stats:
if k in ('extid_cache_size', 'type_source_cache_size'):
continue
if k.endswith('_cache_size'):
stats[k] = '%s / %s' % (stats[k]['size'], stats[k]['maxsize'])
results = []
for element in stats:
results.append(u'%s %s' % (element, stats[element]))
self.w(u'\n'.join(results))