def gen_api_token(self):
tok = M.ApiToken.query.get(user_id=c.user._id)
if tok is None:
tok = M.ApiToken(user_id=c.user._id)
else:
tok.secret_key = h.cryptographic_nonce()
redirect(request.referer)
def __call__(self, environ, start_response):
req = Request(environ)
# enforce POSTs
cookie = req.cookies.get(self._cookie_name, None)
if cookie is None:
cookie = h.cryptographic_nonce()
if req.method == 'POST':
param = req.str_POST.pop(self._param_name, None)
if cookie != param:
log.warning('CSRF attempt detected, %r != %r', cookie, param)
environ.pop('HTTP_COOKIE',
None) # effectively kill the existing session
if req.path.startswith('/auth/'):
# for operations where you're not logged in yet (e.g. login form, pwd recovery, etc), then killing
# the session doesn't help, so we block the request entirely
resp = exc.HTTPForbidden()
return resp(environ, start_response)
# Set cookie for use in later forms:
# in addition to setting a cookie, set this so its available on first response before cookie gets created in browser
environ[self._cookie_name] = cookie
def session_start_response(status, headers, exc_info=None):
if dict(headers).get('Content-Type', '').startswith('text/html'):
headers.append(
('Set-cookie',
str('%s=%s; Path=/' % (self._cookie_name, cookie))))
return start_response(status, headers, exc_info)
return self._app(environ, session_start_response)
def gen_api_token(self):
tok = M.ApiToken.query.get(user_id=c.user._id)
if tok is None:
tok = M.ApiToken(user_id=c.user._id)
else:
tok.secret_key = h.cryptographic_nonce()
redirect(request.referer)
def __call__(self, environ, start_response):
req = Request(environ)
# enforce POSTs
cookie = req.cookies.get(self._cookie_name, None)
if cookie is None:
cookie = h.cryptographic_nonce()
if req.method == 'POST':
param = req.POST.pop(self._param_name, None)
if cookie != param:
log.warning('CSRF attempt detected: cookie %r != param %r', cookie, param)
environ.pop('HTTP_COOKIE', None) # effectively kill the existing session
if req.path.startswith('/auth/'):
# for operations where you're not logged in yet (e.g. login form, pwd recovery, etc), then killing
# the session doesn't help, so we block the request entirely
resp = exc.HTTPForbidden()
return resp(environ, start_response)
# Set cookie for use in later forms:
# in addition to setting a cookie, set this so its available on first response before cookie gets created in browser
environ[self._cookie_name] = cookie
def session_start_response(status, headers, exc_info=None):
if dict(headers).get('Content-Type', '').startswith('text/html'):
headers.append(
('Set-cookie',
str('%s=%s; Path=/' % (self._cookie_name, cookie))))
return start_response(status, headers, exc_info)
return self._app(environ, session_start_response)
def __call__(self, environ, start_response):
req = Request(environ)
cookie = req.cookies.get(self._cookie_name, None)
if cookie is None:
cookie = h.cryptographic_nonce()
if req.method == 'POST':
param = req.str_POST.pop(self._param_name, None)
if cookie != param:
log.warning('CSRF attempt detected, %r != %r', cookie, param)
environ.pop('HTTP_COOKIE', None)
def session_start_response(status, headers, exc_info = None):
headers.append(
('Set-cookie',
str('%s=%s; Path=/' % (self._cookie_name, cookie))))
return start_response(status, headers, exc_info)
return self._app(environ, session_start_response)
def __call__(self, environ, start_response):
req = Request(environ)
cookie = req.cookies.get(self._cookie_name, None)
if cookie is None:
cookie = h.cryptographic_nonce()
if req.method == 'POST':
param = req.str_POST.pop(self._param_name, None)
if cookie != param:
log.warning('CSRF attempt detected, %r != %r', cookie, param)
environ.pop('HTTP_COOKIE', None)
def session_start_response(status, headers, exc_info = None):
headers.append(
('Set-cookie',
str('%s=%s; Path=/' % (self._cookie_name, cookie))))
return start_response(status, headers, exc_info)
return self._app(environ, session_start_response)
def __call__(self, environ, start_response):
req = Request(environ)
# enforce POSTs
cookie = req.cookies.get(self._cookie_name, None)
if cookie is None:
cookie = h.cryptographic_nonce()
# protect application/x-www-form-urlencoded or multipart/form-data (or maybe blank) from browser forms
if req.method == 'POST' and req.content_type != 'application/json':
try:
param = req.POST.pop(self._param_name, None)
except KeyError:
log.debug('error getting %s from POST', self._param_name, exc_info=True)
param = None
if cookie != param:
log.warning('CSRF attempt detected: cookie %r != param %r', cookie, param)
environ.pop('HTTP_COOKIE', None) # effectively kill the existing session
if req.path.startswith('/auth/'):
# for operations where you're not logged in yet (e.g. login form, pwd recovery, etc), then killing
# the session doesn't help, so we block the request entirely
resp = exc.HTTPForbidden()
return resp(environ, start_response)
# Set cookie for use in later forms:
# in addition to setting a cookie, set this so its available on first response before cookie gets created in browser
environ[self._cookie_name] = cookie
def session_start_response(status, headers, exc_info=None):
if dict(headers).get('Content-Type', '').startswith('text/html'):
use_secure = 'secure; ' if environ['beaker.session'].secure else ''
headers.append(
(str('Set-cookie'),
str('%s=%s; %sPath=/' % (self._cookie_name, cookie, use_secure))))
return start_response(status, headers, exc_info)
return self._app(environ, session_start_response)
def gen_secret(self):
return h.cryptographic_nonce(20)
def gen_secret(self):
return h.cryptographic_nonce(20)