Mercurial > moin > 1.9
view MoinMoin/util/moinoid.py @ 4363:817d99d715fe
remove direct usage of deprecated sha module - use hashlib, if possible
author | Thomas Waldmann <tw AT waldmann-edv DOT de> |
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date | Fri, 03 Oct 2008 22:33:35 +0200 |
parents | a48929a5036c |
children | 500f68d3e2fd |
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""" MoinMoin - OpenID utils @copyright: 2006, 2007 Johannes Berg <johannes@sipsolutions.net> @license: GNU GPL, see COPYING for details. """ from random import randint import time from openid import oidutil from openid.store.interface import OpenIDStore from openid.association import Association from openid.store import nonce from MoinMoin import caching from MoinMoin.support.python_compatibility import hash_new from MoinMoin import log logging = log.getLogger(__name__) # redirect openid logging to moin log def log(msg, level=0): logging.log(level, msg) oidutil.log = log def strbase64(value): from base64 import encodestring return encodestring(str(value)).replace('\n', '') def _cleanup_nonces(request): cachelist = caching.get_cache_list(request, 'openid-nonce', 'farm') # really openid should have a method to check this... texpired = time.time() - nonce.SKEW for name in cachelist: entry = caching.CacheEntry(request, 'openid-nonce', name, scope='farm', use_pickle=False) try: timestamp = int(entry.content()) if timestamp < texpired: entry.remove() except caching.CacheError: pass class MoinOpenIDStore(OpenIDStore): '''OpenIDStore for MoinMoin''' def __init__(self, request): self.request = request OpenIDStore.__init__(self) def key(self, url): '''return cache key''' return hash_new('sha1', url).hexdigest() def storeAssociation(self, server_url, association): ce = caching.CacheEntry(self.request, 'openid', self.key(server_url), scope='wiki', use_pickle=True) if ce.exists(): assocs = ce.content() else: assocs = [] assocs += [association.serialize()] ce.update(assocs) def getAssociation(self, server_url, handle=None): ce = caching.CacheEntry(self.request, 'openid', self.key(server_url), scope='wiki', use_pickle=True) if not ce.exists(): return None assocs = ce.content() found = False for idx in xrange(len(assocs)-1, -1, -1): assoc_str = assocs[idx] association = Association.deserialize(assoc_str) if association.getExpiresIn() == 0: del assocs[idx] else: if handle is None or association.handle == handle: found = True break ce.update(assocs) if found: return association return None def removeAssociation(self, server_url, handle): ce = caching.CacheEntry(self.request, 'openid', self.key(server_url), scope='wiki', use_pickle=True) if not ce.exists(): return assocs = ce.content() for idx in xrange(len(assocs)-1, -1, -1): assoc_str = assocs[idx] association = Association.deserialize(assoc_str) if association.handle == handle: del assocs[idx] if len(assocs): ce.update(assocs) else: ce.remove() def useNonce(self, server_url, timestamp, salt): val = ''.join([str(server_url), str(timestamp), str(salt)]) csum = hash_new('sha1', val).hexdigest() ce = caching.CacheEntry(self.request, 'openid-nonce', csum, scope='farm', use_pickle=False) if ce.exists(): # nonce already used! return False ce.update(str(timestamp)) if randint(0, 999) == 0: self.request.add_finisher(_cleanup_nonces) return True