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auth.py
2023 lines | 72.1 KiB | text/x-python | PythonLexer
project: added all source files and assets
r1 # -*- coding: utf-8 -*-
license: updated copyright year to 2017
r1271 # Copyright (C) 2010-2017 RhodeCode GmbH
project: added all source files and assets
r1 #
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU Affero General Public License, version 3
# (only), as published by the Free Software Foundation.
#
# This program 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 General Public License for more details.
#
# You should have received a copy of the GNU Affero General Public License
# along with this program. If not, see <http://www.gnu.org/licenses/>.
#
# This program is dual-licensed. If you wish to learn more about the
# RhodeCode Enterprise Edition, including its added features, Support services,
# and proprietary license terms, please see https://rhodecode.com/licenses/
"""
authentication and permission libraries
"""
auth: make the perms decorators and function pyramid compatible.
r1494 import os
project: added all source files and assets
r1 import inspect
import collections
import fnmatch
import hashlib
import itertools
import logging
import random
import traceback
from functools import wraps
import ipaddress
security: use 404 instead of 403 code on permission decorator to prevent resource discovery attacks.
r1817 from pyramid.httpexceptions import HTTPForbidden, HTTPFound, HTTPNotFound
project: added all source files and assets
r1 from pylons.i18n.translation import _
auth: prepare code for removal of pylons request in pyramid migration.
r1791 # NOTE(marcink): this has to be removed only after pyramid migration,
# replace with _ = request.translate
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r1 from sqlalchemy.orm.exc import ObjectDeletedError
from sqlalchemy.orm import joinedload
from zope.cachedescriptors.property import Lazy as LazyProperty
import rhodecode
from rhodecode.model import meta
from rhodecode.model.meta import Session
from rhodecode.model.user import UserModel
from rhodecode.model.db import (
User, Repository, Permission, UserToPerm, UserGroupToPerm, UserGroupMember,
repo-groups: implemented default personal repo groups logic....
r1094 UserIpMap, UserApiKeys, RepoGroup)
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r1 from rhodecode.lib import caches
from rhodecode.lib.utils2 import safe_unicode, aslist, safe_str, md5
from rhodecode.lib.utils import (
get_repo_slug, get_repo_group_slug, get_user_group_slug)
from rhodecode.lib.caching_query import FromCache
if rhodecode.is_unix:
import bcrypt
log = logging.getLogger(__name__)
csrf_token_key = "csrf_token"
class PasswordGenerator(object):
"""
This is a simple class for generating password from different sets of
characters
usage::
passwd_gen = PasswordGenerator()
#print 8-letter password containing only big and small letters
of alphabet
passwd_gen.gen_password(8, passwd_gen.ALPHABETS_BIG_SMALL)
"""
ALPHABETS_NUM = r'''1234567890'''
ALPHABETS_SMALL = r'''qwertyuiopasdfghjklzxcvbnm'''
ALPHABETS_BIG = r'''QWERTYUIOPASDFGHJKLZXCVBNM'''
ALPHABETS_SPECIAL = r'''`-=[]\;',./~!@#$%^&*()_+{}|:"<>?'''
ALPHABETS_FULL = ALPHABETS_BIG + ALPHABETS_SMALL \
+ ALPHABETS_NUM + ALPHABETS_SPECIAL
ALPHABETS_ALPHANUM = ALPHABETS_BIG + ALPHABETS_SMALL + ALPHABETS_NUM
ALPHABETS_BIG_SMALL = ALPHABETS_BIG + ALPHABETS_SMALL
ALPHABETS_ALPHANUM_BIG = ALPHABETS_BIG + ALPHABETS_NUM
ALPHABETS_ALPHANUM_SMALL = ALPHABETS_SMALL + ALPHABETS_NUM
def __init__(self, passwd=''):
self.passwd = passwd
def gen_password(self, length, type_=None):
if type_ is None:
type_ = self.ALPHABETS_FULL
self.passwd = ''.join([random.choice(type_) for _ in xrange(length)])
return self.passwd
class _RhodeCodeCryptoBase(object):
auth-tokens: updated logic of authentication to a common shared user method.
r1421 ENC_PREF = None
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r1
def hash_create(self, str_):
"""
hash the string using
:param str_: password to hash
"""
raise NotImplementedError
def hash_check_with_upgrade(self, password, hashed):
"""
Returns tuple in which first element is boolean that states that
given password matches it's hashed version, and the second is new hash
of the password, in case this password should be migrated to new
cipher.
"""
checked_hash = self.hash_check(password, hashed)
return checked_hash, None
def hash_check(self, password, hashed):
"""
Checks matching password with it's hashed value.
:param password: password
:param hashed: password in hashed form
"""
raise NotImplementedError
def _assert_bytes(self, value):
"""
Passing in an `unicode` object can lead to hard to detect issues
if passwords contain non-ascii characters. Doing a type check
during runtime, so that such mistakes are detected early on.
"""
if not isinstance(value, str):
raise TypeError(
"Bytestring required as input, got %r." % (value, ))
class _RhodeCodeCryptoBCrypt(_RhodeCodeCryptoBase):
auth: the correct prefixes for python bcrypt are $2a or $2b....
r1626 ENC_PREF = ('$2a$10', '$2b$10')
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r1
def hash_create(self, str_):
self._assert_bytes(str_)
return bcrypt.hashpw(str_, bcrypt.gensalt(10))
def hash_check_with_upgrade(self, password, hashed):
"""
Returns tuple in which first element is boolean that states that
given password matches it's hashed version, and the second is new hash
of the password, in case this password should be migrated to new
cipher.
This implements special upgrade logic which works like that:
- check if the given password == bcrypted hash, if yes then we
properly used password and it was already in bcrypt. Proceed
without any changes
- if bcrypt hash check is not working try with sha256. If hash compare
is ok, it means we using correct but old hashed password. indicate
hash change and proceed
"""
new_hash = None
# regular pw check
password_match_bcrypt = self.hash_check(password, hashed)
# now we want to know if the password was maybe from sha256
# basically calling _RhodeCodeCryptoSha256().hash_check()
if not password_match_bcrypt:
if _RhodeCodeCryptoSha256().hash_check(password, hashed):
new_hash = self.hash_create(password) # make new bcrypt hash
password_match_bcrypt = True
return password_match_bcrypt, new_hash
def hash_check(self, password, hashed):
"""
Checks matching password with it's hashed value.
:param password: password
:param hashed: password in hashed form
"""
self._assert_bytes(password)
try:
return bcrypt.hashpw(password, hashed) == hashed
except ValueError as e:
# we're having a invalid salt here probably, we should not crash
# just return with False as it would be a wrong password.
log.debug('Failed to check password hash using bcrypt %s',
safe_str(e))
return False
class _RhodeCodeCryptoSha256(_RhodeCodeCryptoBase):
auth-tokens: updated logic of authentication to a common shared user method.
r1421 ENC_PREF = '_'
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r1
def hash_create(self, str_):
self._assert_bytes(str_)
return hashlib.sha256(str_).hexdigest()
def hash_check(self, password, hashed):
"""
Checks matching password with it's hashed value.
:param password: password
:param hashed: password in hashed form
"""
self._assert_bytes(password)
return hashlib.sha256(password).hexdigest() == hashed
class _RhodeCodeCryptoMd5(_RhodeCodeCryptoBase):
auth-tokens: updated logic of authentication to a common shared user method.
r1421 ENC_PREF = '_'
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r1
def hash_create(self, str_):
self._assert_bytes(str_)
return hashlib.md5(str_).hexdigest()
def hash_check(self, password, hashed):
"""
Checks matching password with it's hashed value.
:param password: password
:param hashed: password in hashed form
"""
self._assert_bytes(password)
return hashlib.md5(password).hexdigest() == hashed
def crypto_backend():
"""
Return the matching crypto backend.
Selection is based on if we run tests or not, we pick md5 backend to run
tests faster since BCRYPT is expensive to calculate
"""
if rhodecode.is_test:
RhodeCodeCrypto = _RhodeCodeCryptoMd5()
else:
RhodeCodeCrypto = _RhodeCodeCryptoBCrypt()
return RhodeCodeCrypto
def get_crypt_password(password):
"""
Create the hash of `password` with the active crypto backend.
:param password: The cleartext password.
:type password: unicode
"""
password = safe_str(password)
return crypto_backend().hash_create(password)
def check_password(password, hashed):
"""
Check if the value in `password` matches the hash in `hashed`.
:param password: The cleartext password.
:type password: unicode
:param hashed: The expected hashed version of the password.
:type hashed: The hash has to be passed in in text representation.
"""
password = safe_str(password)
return crypto_backend().hash_check(password, hashed)
def generate_auth_token(data, salt=None):
"""
Generates API KEY from given string
"""
if salt is None:
salt = os.urandom(16)
return hashlib.sha1(safe_str(data) + salt).hexdigest()
class CookieStoreWrapper(object):
def __init__(self, cookie_store):
self.cookie_store = cookie_store
def __repr__(self):
return 'CookieStore<%s>' % (self.cookie_store)
def get(self, key, other=None):
if isinstance(self.cookie_store, dict):
return self.cookie_store.get(key, other)
elif isinstance(self.cookie_store, AuthUser):
return self.cookie_store.__dict__.get(key, other)
def _cached_perms_data(user_id, scope, user_is_admin,
user_inherit_default_permissions, explicit, algo):
permissions = PermissionCalculator(
user_id, scope, user_is_admin, user_inherit_default_permissions,
explicit, algo)
return permissions.calculate()
auth: prepare code for removal of pylons request in pyramid migration.
r1791
class PermOrigin(object):
dan
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r100 ADMIN = 'superadmin'
REPO_USER = 'user:%s'
REPO_USERGROUP = 'usergroup:%s'
REPO_OWNER = 'repo.owner'
REPO_DEFAULT = 'repo.default'
REPO_PRIVATE = 'repo.private'
REPOGROUP_USER = 'user:%s'
REPOGROUP_USERGROUP = 'usergroup:%s'
REPOGROUP_OWNER = 'group.owner'
REPOGROUP_DEFAULT = 'group.default'
USERGROUP_USER = 'user:%s'
USERGROUP_USERGROUP = 'usergroup:%s'
USERGROUP_OWNER = 'usergroup.owner'
USERGROUP_DEFAULT = 'usergroup.default'
class PermOriginDict(dict):
"""
A special dict used for tracking permissions along with their origins.
`__setitem__` has been overridden to expect a tuple(perm, origin)
`__getitem__` will return only the perm
`.perm_origin_stack` will return the stack of (perm, origin) set per key
>>> perms = PermOriginDict()
>>> perms['resource'] = 'read', 'default'
>>> perms['resource']
'read'
>>> perms['resource'] = 'write', 'admin'
>>> perms['resource']
'write'
>>> perms.perm_origin_stack
{'resource': [('read', 'default'), ('write', 'admin')]}
"""
def __init__(self, *args, **kw):
dict.__init__(self, *args, **kw)
self.perm_origin_stack = {}
def __setitem__(self, key, (perm, origin)):
self.perm_origin_stack.setdefault(key, []).append((perm, origin))
dict.__setitem__(self, key, perm)
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r1
class PermissionCalculator(object):
def __init__(
self, user_id, scope, user_is_admin,
user_inherit_default_permissions, explicit, algo):
self.user_id = user_id
self.user_is_admin = user_is_admin
self.inherit_default_permissions = user_inherit_default_permissions
self.explicit = explicit
self.algo = algo
scope = scope or {}
self.scope_repo_id = scope.get('repo_id')
self.scope_repo_group_id = scope.get('repo_group_id')
self.scope_user_group_id = scope.get('user_group_id')
self.default_user_id = User.get_default_user(cache=True).user_id
dan
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r100 self.permissions_repositories = PermOriginDict()
self.permissions_repository_groups = PermOriginDict()
self.permissions_user_groups = PermOriginDict()
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r1 self.permissions_global = set()
self.default_repo_perms = Permission.get_default_repo_perms(
self.default_user_id, self.scope_repo_id)
self.default_repo_groups_perms = Permission.get_default_group_perms(
self.default_user_id, self.scope_repo_group_id)
self.default_user_group_perms = \
Permission.get_default_user_group_perms(
self.default_user_id, self.scope_user_group_id)
def calculate(self):
if self.user_is_admin:
return self._admin_permissions()
self._calculate_global_default_permissions()
self._calculate_global_permissions()
self._calculate_default_permissions()
self._calculate_repository_permissions()
self._calculate_repository_group_permissions()
self._calculate_user_group_permissions()
return self._permission_structure()
def _admin_permissions(self):
"""
admin user have all default rights for repositories
and groups set to admin
"""
self.permissions_global.add('hg.admin')
self.permissions_global.add('hg.create.write_on_repogroup.true')
# repositories
for perm in self.default_repo_perms:
r_k = perm.UserRepoToPerm.repository.repo_name
p = 'repository.admin'
dan
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r100 self.permissions_repositories[r_k] = p, PermOrigin.ADMIN
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r1
# repository groups
for perm in self.default_repo_groups_perms:
rg_k = perm.UserRepoGroupToPerm.group.group_name
p = 'group.admin'
dan
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r100 self.permissions_repository_groups[rg_k] = p, PermOrigin.ADMIN
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r1
# user groups
for perm in self.default_user_group_perms:
u_k = perm.UserUserGroupToPerm.user_group.users_group_name
p = 'usergroup.admin'
dan
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r100 self.permissions_user_groups[u_k] = p, PermOrigin.ADMIN
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r1
return self._permission_structure()
def _calculate_global_default_permissions(self):
"""
global permissions taken from the default user
"""
default_global_perms = UserToPerm.query()\
.filter(UserToPerm.user_id == self.default_user_id)\
.options(joinedload(UserToPerm.permission))
for perm in default_global_perms:
self.permissions_global.add(perm.permission.permission_name)
def _calculate_global_permissions(self):
"""
Set global system permissions with user permissions or permissions
taken from the user groups of the current user.
The permissions include repo creating, repo group creating, forking
etc.
"""
# now we read the defined permissions and overwrite what we have set
# before those can be configured from groups or users explicitly.
# TODO: johbo: This seems to be out of sync, find out the reason
# for the comment below and update it.
# In case we want to extend this list we should be always in sync with
# User.DEFAULT_USER_PERMISSIONS definitions
_configurable = frozenset([
'hg.fork.none', 'hg.fork.repository',
'hg.create.none', 'hg.create.repository',
'hg.usergroup.create.false', 'hg.usergroup.create.true',
'hg.repogroup.create.false', 'hg.repogroup.create.true',
'hg.create.write_on_repogroup.false',
'hg.create.write_on_repogroup.true',
'hg.inherit_default_perms.false', 'hg.inherit_default_perms.true'
])
# USER GROUPS comes first user group global permissions
user_perms_from_users_groups = Session().query(UserGroupToPerm)\
.options(joinedload(UserGroupToPerm.permission))\
.join((UserGroupMember, UserGroupToPerm.users_group_id ==
UserGroupMember.users_group_id))\
.filter(UserGroupMember.user_id == self.user_id)\
.order_by(UserGroupToPerm.users_group_id)\
.all()
# need to group here by groups since user can be in more than
# one group, so we get all groups
_explicit_grouped_perms = [
[x, list(y)] for x, y in
itertools.groupby(user_perms_from_users_groups,
lambda _x: _x.users_group)]
for gr, perms in _explicit_grouped_perms:
# since user can be in multiple groups iterate over them and
# select the lowest permissions first (more explicit)
# TODO: marcink: do this^^
# group doesn't inherit default permissions so we actually set them
if not gr.inherit_default_permissions:
# NEED TO IGNORE all previously set configurable permissions
# and replace them with explicitly set from this user
# group permissions
self.permissions_global = self.permissions_global.difference(
_configurable)
for perm in perms:
dan
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r100 self.permissions_global.add(perm.permission.permission_name)
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r1
# user explicit global permissions
user_perms = Session().query(UserToPerm)\
.options(joinedload(UserToPerm.permission))\
.filter(UserToPerm.user_id == self.user_id).all()
if not self.inherit_default_permissions:
# NEED TO IGNORE all configurable permissions and
# replace them with explicitly set from this user permissions
self.permissions_global = self.permissions_global.difference(
_configurable)
for perm in user_perms:
self.permissions_global.add(perm.permission.permission_name)
def _calculate_default_permissions(self):
"""
Set default user permissions for repositories, repository groups
taken from the default user.
Calculate inheritance of object permissions based on what we have now
in GLOBAL permissions. We check if .false is in GLOBAL since this is
explicitly set. Inherit is the opposite of .false being there.
.. note::
the syntax is little bit odd but what we need to check here is
the opposite of .false permission being in the list so even for
inconsistent state when both .true/.false is there
.false is more important
"""
user_inherit_object_permissions = not ('hg.inherit_default_perms.false'
in self.permissions_global)
# defaults for repositories, taken from `default` user permissions
# on given repo
for perm in self.default_repo_perms:
r_k = perm.UserRepoToPerm.repository.repo_name
dan
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r100 o = PermOrigin.REPO_DEFAULT
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r1 if perm.Repository.private and not (
perm.Repository.user_id == self.user_id):
# disable defaults for private repos,
p = 'repository.none'
dan
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r100 o = PermOrigin.REPO_PRIVATE
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r1 elif perm.Repository.user_id == self.user_id:
# set admin if owner
p = 'repository.admin'
dan
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r100 o = PermOrigin.REPO_OWNER
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r1 else:
p = perm.Permission.permission_name
# if we decide this user isn't inheriting permissions from
# default user we set him to .none so only explicit
# permissions work
if not user_inherit_object_permissions:
p = 'repository.none'
dan
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r100 self.permissions_repositories[r_k] = p, o
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r1
# defaults for repository groups taken from `default` user permission
# on given group
for perm in self.default_repo_groups_perms:
rg_k = perm.UserRepoGroupToPerm.group.group_name
dan
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r100 o = PermOrigin.REPOGROUP_DEFAULT
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r1 if perm.RepoGroup.user_id == self.user_id:
# set admin if owner
p = 'group.admin'
dan
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r100 o = PermOrigin.REPOGROUP_OWNER
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r1 else:
p = perm.Permission.permission_name
# if we decide this user isn't inheriting permissions from default
# user we set him to .none so only explicit permissions work
if not user_inherit_object_permissions:
p = 'group.none'
dan
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r100 self.permissions_repository_groups[rg_k] = p, o
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r1
# defaults for user groups taken from `default` user permission
# on given user group
for perm in self.default_user_group_perms:
u_k = perm.UserUserGroupToPerm.user_group.users_group_name
dan
permissions: show overridden permissions in permission summary page
r100 o = PermOrigin.USERGROUP_DEFAULT
auth: make owner of user group give proper admin permissions to the user group....
r1443 if perm.UserGroup.user_id == self.user_id:
# set admin if owner
p = 'usergroup.admin'
o = PermOrigin.USERGROUP_OWNER
else:
p = perm.Permission.permission_name
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r1 # if we decide this user isn't inheriting permissions from default
# user we set him to .none so only explicit permissions work
if not user_inherit_object_permissions:
p = 'usergroup.none'
dan
permissions: show overridden permissions in permission summary page
r100 self.permissions_user_groups[u_k] = p, o
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r1
def _calculate_repository_permissions(self):
"""
Repository permissions for the current user.
Check if the user is part of user groups for this repository and
fill in the permission from it. `_choose_permission` decides of which
permission should be selected based on selected method.
"""
# user group for repositories permissions
user_repo_perms_from_user_group = Permission\
.get_default_repo_perms_from_user_group(
self.user_id, self.scope_repo_id)
multiple_counter = collections.defaultdict(int)
for perm in user_repo_perms_from_user_group:
r_k = perm.UserGroupRepoToPerm.repository.repo_name
dan
permissions: show overridden permissions in permission summary page
r100 ug_k = perm.UserGroupRepoToPerm.users_group.users_group_name
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r1 multiple_counter[r_k] += 1
p = perm.Permission.permission_name
dan
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r100 o = PermOrigin.REPO_USERGROUP % ug_k
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r1
if perm.Repository.user_id == self.user_id:
# set admin if owner
p = 'repository.admin'
dan
permissions: show overridden permissions in permission summary page
r100 o = PermOrigin.REPO_OWNER
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r1 else:
if multiple_counter[r_k] > 1:
cur_perm = self.permissions_repositories[r_k]
p = self._choose_permission(p, cur_perm)
dan
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r100 self.permissions_repositories[r_k] = p, o
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r1
# user explicit permissions for repositories, overrides any specified
# by the group permission
user_repo_perms = Permission.get_default_repo_perms(
self.user_id, self.scope_repo_id)
for perm in user_repo_perms:
r_k = perm.UserRepoToPerm.repository.repo_name
dan
permissions: show overridden permissions in permission summary page
r100 o = PermOrigin.REPO_USER % perm.UserRepoToPerm.user.username
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r1 # set admin if owner
if perm.Repository.user_id == self.user_id:
p = 'repository.admin'
dan
permissions: show overridden permissions in permission summary page
r100 o = PermOrigin.REPO_OWNER
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r1 else:
p = perm.Permission.permission_name
if not self.explicit:
cur_perm = self.permissions_repositories.get(
r_k, 'repository.none')
p = self._choose_permission(p, cur_perm)
dan
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r100 self.permissions_repositories[r_k] = p, o
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r1
def _calculate_repository_group_permissions(self):
"""
Repository group permissions for the current user.
Check if the user is part of user groups for repository groups and
fill in the permissions from it. `_choose_permmission` decides of which
permission should be selected based on selected method.
"""
# user group for repo groups permissions
user_repo_group_perms_from_user_group = Permission\
.get_default_group_perms_from_user_group(
self.user_id, self.scope_repo_group_id)
multiple_counter = collections.defaultdict(int)
for perm in user_repo_group_perms_from_user_group:
g_k = perm.UserGroupRepoGroupToPerm.group.group_name
dan
permissions: show overridden permissions in permission summary page
r100 ug_k = perm.UserGroupRepoGroupToPerm.users_group.users_group_name
o = PermOrigin.REPOGROUP_USERGROUP % ug_k
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r1 multiple_counter[g_k] += 1
p = perm.Permission.permission_name
if perm.RepoGroup.user_id == self.user_id:
auth: make owner of user group give proper admin permissions to the user group....
r1443 # set admin if owner, even for member of other user group
project: added all source files and assets
r1 p = 'group.admin'
dan
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r100 o = PermOrigin.REPOGROUP_OWNER
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r1 else:
if multiple_counter[g_k] > 1:
cur_perm = self.permissions_repository_groups[g_k]
p = self._choose_permission(p, cur_perm)
dan
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r100 self.permissions_repository_groups[g_k] = p, o
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r1
# user explicit permissions for repository groups
user_repo_groups_perms = Permission.get_default_group_perms(
self.user_id, self.scope_repo_group_id)
for perm in user_repo_groups_perms:
rg_k = perm.UserRepoGroupToPerm.group.group_name
dan
permissions: show overridden permissions in permission summary page
r100 u_k = perm.UserRepoGroupToPerm.user.username
o = PermOrigin.REPOGROUP_USER % u_k
project: added all source files and assets
r1 if perm.RepoGroup.user_id == self.user_id:
# set admin if owner
p = 'group.admin'
dan
permissions: show overridden permissions in permission summary page
r100 o = PermOrigin.REPOGROUP_OWNER
project: added all source files and assets
r1 else:
p = perm.Permission.permission_name
if not self.explicit:
cur_perm = self.permissions_repository_groups.get(
rg_k, 'group.none')
p = self._choose_permission(p, cur_perm)
dan
permissions: show overridden permissions in permission summary page
r100 self.permissions_repository_groups[rg_k] = p, o
project: added all source files and assets
r1
def _calculate_user_group_permissions(self):
"""
User group permissions for the current user.
"""
# user group for user group permissions
user_group_from_user_group = Permission\
.get_default_user_group_perms_from_user_group(
auth: make owner of user group give proper admin permissions to the user group....
r1443 self.user_id, self.scope_user_group_id)
project: added all source files and assets
r1
multiple_counter = collections.defaultdict(int)
for perm in user_group_from_user_group:
g_k = perm.UserGroupUserGroupToPerm\
.target_user_group.users_group_name
dan
permissions: show overridden permissions in permission summary page
r100 u_k = perm.UserGroupUserGroupToPerm\
.user_group.users_group_name
o = PermOrigin.USERGROUP_USERGROUP % u_k
project: added all source files and assets
r1 multiple_counter[g_k] += 1
p = perm.Permission.permission_name
auth: make owner of user group give proper admin permissions to the user group....
r1443
if perm.UserGroup.user_id == self.user_id:
# set admin if owner, even for member of other user group
p = 'usergroup.admin'
o = PermOrigin.USERGROUP_OWNER
else:
if multiple_counter[g_k] > 1:
cur_perm = self.permissions_user_groups[g_k]
p = self._choose_permission(p, cur_perm)
dan
permissions: show overridden permissions in permission summary page
r100 self.permissions_user_groups[g_k] = p, o
project: added all source files and assets
r1
# user explicit permission for user groups
user_user_groups_perms = Permission.get_default_user_group_perms(
self.user_id, self.scope_user_group_id)
for perm in user_user_groups_perms:
dan
permissions: show overridden permissions in permission summary page
r100 ug_k = perm.UserUserGroupToPerm.user_group.users_group_name
u_k = perm.UserUserGroupToPerm.user.username
o = PermOrigin.USERGROUP_USER % u_k
auth: make owner of user group give proper admin permissions to the user group....
r1443
if perm.UserGroup.user_id == self.user_id:
# set admin if owner
p = 'usergroup.admin'
o = PermOrigin.USERGROUP_OWNER
else:
p = perm.Permission.permission_name
if not self.explicit:
cur_perm = self.permissions_user_groups.get(
ug_k, 'usergroup.none')
p = self._choose_permission(p, cur_perm)
dan
permissions: show overridden permissions in permission summary page
r100 self.permissions_user_groups[ug_k] = p, o
project: added all source files and assets
r1
def _choose_permission(self, new_perm, cur_perm):
new_perm_val = Permission.PERM_WEIGHTS[new_perm]
cur_perm_val = Permission.PERM_WEIGHTS[cur_perm]
if self.algo == 'higherwin':
if new_perm_val > cur_perm_val:
return new_perm
return cur_perm
elif self.algo == 'lowerwin':
if new_perm_val < cur_perm_val:
return new_perm
return cur_perm
def _permission_structure(self):
return {
'global': self.permissions_global,
'repositories': self.permissions_repositories,
'repositories_groups': self.permissions_repository_groups,
'user_groups': self.permissions_user_groups,
}
def allowed_auth_token_access(controller_name, whitelist=None, auth_token=None):
"""
Check if given controller_name is in whitelist of auth token access
"""
if not whitelist:
from rhodecode import CONFIG
whitelist = aslist(
CONFIG.get('api_access_controllers_whitelist'), sep=',')
log.debug(
'Allowed controllers for AUTH TOKEN access: %s' % (whitelist,))
auth_token_access_valid = False
for entry in whitelist:
if fnmatch.fnmatch(controller_name, entry):
auth_token_access_valid = True
break
if auth_token_access_valid:
log.debug('controller:%s matches entry in whitelist'
% (controller_name,))
else:
msg = ('controller: %s does *NOT* match any entry in whitelist'
% (controller_name,))
if auth_token:
# if we use auth token key and don't have access it's a warning
log.warning(msg)
else:
log.debug(msg)
return auth_token_access_valid
class AuthUser(object):
"""
A simple object that handles all attributes of user in RhodeCode
It does lookup based on API key,given user, or user present in session
Then it fills all required information for such user. It also checks if
anonymous access is enabled and if so, it returns default user as logged in
"""
GLOBAL_PERMS = [x[0] for x in Permission.PERMS]
def __init__(self, user_id=None, api_key=None, username=None, ip_addr=None):
self.user_id = user_id
self._api_key = api_key
self.api_key = None
self.feed_token = ''
self.username = username
self.ip_addr = ip_addr
self.name = ''
self.lastname = ''
security: use new safe escaped user attributes across the application....
r1815 self.first_name = ''
self.last_name = ''
project: added all source files and assets
r1 self.email = ''
self.is_authenticated = False
self.admin = False
self.inherit_default_permissions = False
self.password = ''
self.anonymous_user = None # propagated on propagate_data
self.propagate_data()
self._instance = None
self._permissions_scoped_cache = {} # used to bind scoped calculation
@LazyProperty
def permissions(self):
return self.get_perms(user=self, cache=False)
def permissions_with_scope(self, scope):
"""
Call the get_perms function with scoped data. The scope in that function
narrows the SQL calls to the given ID of objects resulting in fetching
Just particular permission we want to obtain. If scope is an empty dict
then it basically narrows the scope to GLOBAL permissions only.
:param scope: dict
"""
if 'repo_name' in scope:
obj = Repository.get_by_repo_name(scope['repo_name'])
if obj:
scope['repo_id'] = obj.repo_id
_scope = {
'repo_id': -1,
'user_group_id': -1,
'repo_group_id': -1,
}
_scope.update(scope)
cache_key = "_".join(map(safe_str, reduce(lambda a, b: a+b,
_scope.items())))
if cache_key not in self._permissions_scoped_cache:
# store in cache to mimic how the @LazyProperty works,
# the difference here is that we use the unique key calculated
# from params and values
res = self.get_perms(user=self, cache=False, scope=_scope)
self._permissions_scoped_cache[cache_key] = res
return self._permissions_scoped_cache[cache_key]
def get_instance(self):
return User.get(self.user_id)
def update_lastactivity(self):
if self.user_id:
User.get(self.user_id).update_lastactivity()
def propagate_data(self):
"""
Fills in user data and propagates values to this instance. Maps fetched
user attributes to this class instance attributes
"""
code: added more logging, and some notes
r1300 log.debug('starting data propagation for new potential AuthUser')
project: added all source files and assets
r1 user_model = UserModel()
anon_user = self.anonymous_user = User.get_default_user(cache=True)
is_user_loaded = False
# lookup by userid
if self.user_id is not None and self.user_id != anon_user.user_id:
auth: improve logging for auth methods.
r1299 log.debug('Trying Auth User lookup by USER ID: `%s`' % self.user_id)
project: added all source files and assets
r1 is_user_loaded = user_model.fill_data(self, user_id=self.user_id)
# try go get user by api key
elif self._api_key and self._api_key != anon_user.api_key:
auth: improve logging for auth methods.
r1299 log.debug('Trying Auth User lookup by API KEY: `%s`' % self._api_key)
project: added all source files and assets
r1 is_user_loaded = user_model.fill_data(self, api_key=self._api_key)
# lookup by username
elif self.username:
auth: improve logging for auth methods.
r1299 log.debug('Trying Auth User lookup by USER NAME: `%s`' % self.username)
project: added all source files and assets
r1 is_user_loaded = user_model.fill_data(self, username=self.username)
else:
log.debug('No data in %s that could been used to log in' % self)
if not is_user_loaded:
dan
permissions: show overridden permissions in permission summary page
r100 log.debug('Failed to load user. Fallback to default user')
project: added all source files and assets
r1 # if we cannot authenticate user try anonymous
if anon_user.active:
user_model.fill_data(self, user_id=anon_user.user_id)
# then we set this user is logged in
self.is_authenticated = True
else:
# in case of disabled anonymous user we reset some of the
# parameters so such user is "corrupted", skipping the fill_data
for attr in ['user_id', 'username', 'admin', 'active']:
setattr(self, attr, None)
self.is_authenticated = False
if not self.username:
self.username = 'None'
log.debug('Auth User is now %s' % self)
def get_perms(self, user, scope=None, explicit=True, algo='higherwin',
cache=False):
"""
Fills user permission attribute with permissions taken from database
works for permissions given for repositories, and for permissions that
are granted to groups
:param user: instance of User object from database
:param explicit: In case there are permissions both for user and a group
that user is part of, explicit flag will defiine if user will
explicitly override permissions from group, if it's False it will
make decision based on the algo
:param algo: algorithm to decide what permission should be choose if
it's multiple defined, eg user in two different groups. It also
decides if explicit flag is turned off how to specify the permission
for case when user is in a group + have defined separate permission
"""
user_id = user.user_id
user_is_admin = user.is_admin
# inheritance of global permissions like create repo/fork repo etc
user_inherit_default_permissions = user.inherit_default_permissions
log.debug('Computing PERMISSION tree for scope %s' % (scope, ))
compute = caches.conditional_cache(
'short_term', 'cache_desc',
condition=cache, func=_cached_perms_data)
result = compute(user_id, scope, user_is_admin,
user_inherit_default_permissions, explicit, algo)
result_repr = []
for k in result:
result_repr.append((k, len(result[k])))
log.debug('PERMISSION tree computed %s' % (result_repr,))
return result
@property
auth: Add a method to check if an AuthUser is the default user.
r29 def is_default(self):
return self.username == User.DEFAULT_USER
@property
project: added all source files and assets
r1 def is_admin(self):
return self.admin
@property
def is_user_object(self):
return self.user_id is not None
@property
def repositories_admin(self):
"""
Returns list of repositories you're an admin of
"""
auth: make owner of user group give proper admin permissions to the user group....
r1443 return [
x[0] for x in self.permissions['repositories'].iteritems()
if x[1] == 'repository.admin']
project: added all source files and assets
r1
@property
def repository_groups_admin(self):
"""
Returns list of repository groups you're an admin of
"""
auth: make owner of user group give proper admin permissions to the user group....
r1443 return [
x[0] for x in self.permissions['repositories_groups'].iteritems()
if x[1] == 'group.admin']
project: added all source files and assets
r1
@property
def user_groups_admin(self):
"""
Returns list of user groups you're an admin of
"""
auth: make owner of user group give proper admin permissions to the user group....
r1443 return [
x[0] for x in self.permissions['user_groups'].iteritems()
if x[1] == 'usergroup.admin']
project: added all source files and assets
r1
@property
def ip_allowed(self):
"""
Checks if ip_addr used in constructor is allowed from defined list of
allowed ip_addresses for user
:returns: boolean, True if ip is in allowed ip range
"""
# check IP
inherit = self.inherit_default_permissions
return AuthUser.check_ip_allowed(self.user_id, self.ip_addr,
inherit_from_default=inherit)
repo-groups: implemented default personal repo groups logic....
r1094 @property
def personal_repo_group(self):
return RepoGroup.get_user_personal_repo_group(self.user_id)
project: added all source files and assets
r1
@classmethod
def check_ip_allowed(cls, user_id, ip_addr, inherit_from_default):
allowed_ips = AuthUser.get_allowed_ips(
user_id, cache=True, inherit_from_default=inherit_from_default)
if check_ip_access(source_ip=ip_addr, allowed_ips=allowed_ips):
log.debug('IP:%s is in range of %s' % (ip_addr, allowed_ips))
return True
else:
log.info('Access for IP:%s forbidden, '
'not in %s' % (ip_addr, allowed_ips))
return False
def __repr__(self):
return "<AuthUser('id:%s[%s] ip:%s auth:%s')>"\
% (self.user_id, self.username, self.ip_addr, self.is_authenticated)
def set_authenticated(self, authenticated=True):
if self.user_id != self.anonymous_user.user_id:
self.is_authenticated = authenticated
def get_cookie_store(self):
return {
'username': self.username,
'password': md5(self.password),
'user_id': self.user_id,
'is_authenticated': self.is_authenticated
}
@classmethod
def from_cookie_store(cls, cookie_store):
"""
Creates AuthUser from a cookie store
:param cls:
:param cookie_store:
"""
user_id = cookie_store.get('user_id')
username = cookie_store.get('username')
api_key = cookie_store.get('api_key')
return AuthUser(user_id, api_key, username)
@classmethod
def get_allowed_ips(cls, user_id, cache=False, inherit_from_default=False):
_set = set()
if inherit_from_default:
default_ips = UserIpMap.query().filter(
UserIpMap.user == User.get_default_user(cache=True))
if cache:
caches: ensure we don't use non-ascii characters in cache keys....
r1749 default_ips = default_ips.options(
FromCache("sql_cache_short", "get_user_ips_default"))
project: added all source files and assets
r1
# populate from default user
for ip in default_ips:
try:
_set.add(ip.ip_addr)
except ObjectDeletedError:
# since we use heavy caching sometimes it happens that
# we get deleted objects here, we just skip them
pass
user_ips = UserIpMap.query().filter(UserIpMap.user_id == user_id)
if cache:
caches: ensure we don't use non-ascii characters in cache keys....
r1749 user_ips = user_ips.options(
FromCache("sql_cache_short", "get_user_ips_%s" % user_id))
project: added all source files and assets
r1
for ip in user_ips:
try:
_set.add(ip.ip_addr)
except ObjectDeletedError:
# since we use heavy caching sometimes it happens that we get
# deleted objects here, we just skip them
pass
return _set or set(['0.0.0.0/0', '::/0'])
def set_available_permissions(config):
"""
This function will propagate pylons globals with all available defined
permission given in db. We don't want to check each time from db for new
permissions since adding a new permission also requires application restart
ie. to decorate new views with the newly created permission
:param config: current pylons config instance
"""
log.info('getting information about all available permissions')
try:
sa = meta.Session
all_perms = sa.query(Permission).all()
config['available_permissions'] = [x.permission_name for x in all_perms]
except Exception:
log.error(traceback.format_exc())
finally:
meta.Session.remove()
def get_csrf_token(session=None, force_new=False, save_if_missing=True):
"""
Return the current authentication token, creating one if one doesn't
already exist and the save_if_missing flag is present.
:param session: pass in the pylons session, else we use the global ones
:param force_new: force to re-generate the token and store it in session
:param save_if_missing: save the newly generated token if it's missing in
session
"""
if not session:
from pylons import session
if (csrf_token_key not in session and save_if_missing) or force_new:
token = hashlib.sha1(str(random.getrandbits(128))).hexdigest()
session[csrf_token_key] = token
if hasattr(session, 'save'):
session.save()
return session.get(csrf_token_key)
auth: prepare code for removal of pylons request in pyramid migration.
r1791 def get_request(perm_class):
from pyramid.threadlocal import get_current_request
pyramid_request = get_current_request()
if not pyramid_request:
# return global request of pylons in case pyramid isn't available
# NOTE(marcink): this should be removed after migration to pyramid
from pylons import request
return request
return pyramid_request
project: added all source files and assets
r1 # CHECK DECORATORS
class CSRFRequired(object):
"""
Decorator for authenticating a form
This decorator uses an authorization token stored in the client's
session for prevention of certain Cross-site request forgery (CSRF)
attacks (See
http://en.wikipedia.org/wiki/Cross-site_request_forgery for more
information).
For use with the ``webhelpers.secure_form`` helper functions.
"""
dan
account: convert change password form to colander schema and fix bug...
r665 def __init__(self, token=csrf_token_key, header='X-CSRF-Token',
except_methods=None):
project: added all source files and assets
r1 self.token = token
self.header = header
dan
account: convert change password form to colander schema and fix bug...
r665 self.except_methods = except_methods or []
project: added all source files and assets
r1
def __call__(self, func):
return get_cython_compat_decorator(self.__wrapper, func)
def _get_csrf(self, _request):
return _request.POST.get(self.token, _request.headers.get(self.header))
def check_csrf(self, _request, cur_token):
supplied_token = self._get_csrf(_request)
return supplied_token and supplied_token == cur_token
auth: prepare code for removal of pylons request in pyramid migration.
r1791 def _get_request(self):
return get_request(self)
project: added all source files and assets
r1 def __wrapper(self, func, *fargs, **fkwargs):
auth: prepare code for removal of pylons request in pyramid migration.
r1791 request = self._get_request()
dan
account: convert change password form to colander schema and fix bug...
r665 if request.method in self.except_methods:
return func(*fargs, **fkwargs)
project: added all source files and assets
r1 cur_token = get_csrf_token(save_if_missing=False)
if self.check_csrf(request, cur_token):
if request.POST.get(self.token):
del request.POST[self.token]
return func(*fargs, **fkwargs)
else:
reason = 'token-missing'
supplied_token = self._get_csrf(request)
if supplied_token and cur_token != supplied_token:
auth: prepare code for removal of pylons request in pyramid migration.
r1791 reason = 'token-mismatch [%s:%s]' % (
cur_token or ''[:6], supplied_token or ''[:6])
project: added all source files and assets
r1
csrf_message = \
("Cross-site request forgery detected, request denied. See "
"http://en.wikipedia.org/wiki/Cross-site_request_forgery for "
"more information.")
log.warn('Cross-site request forgery detected, request %r DENIED: %s '
'REMOTE_ADDR:%s, HEADERS:%s' % (
request, reason, request.remote_addr, request.headers))
auth: use pyramid HTTP excetion when detecting CSRF error. It helps catching this...
r1310 raise HTTPForbidden(explanation=csrf_message)
project: added all source files and assets
r1
class LoginRequired(object):
"""
Must be logged in to execute this function else
redirect to login page
:param api_access: if enabled this checks only for valid auth token
and grants access based on valid token
"""
auth-tokens: updated logic of authentication to a common shared user method.
r1421 def __init__(self, auth_token_access=None):
project: added all source files and assets
r1 self.auth_token_access = auth_token_access
def __call__(self, func):
return get_cython_compat_decorator(self.__wrapper, func)
auth: re-use the get_current_request in fetching request in decorators....
r1775 def _get_request(self):
auth: prepare code for removal of pylons request in pyramid migration.
r1791 return get_request(self)
auth: re-use the get_current_request in fetching request in decorators....
r1775
project: added all source files and assets
r1 def __wrapper(self, func, *fargs, **fkwargs):
auth: Change login url generation in auth decorators....
r35 from rhodecode.lib import helpers as h
project: added all source files and assets
r1 cls = fargs[0]
user = cls._rhodecode_user
auth: re-use the get_current_request in fetching request in decorators....
r1775 request = self._get_request()
project: added all source files and assets
r1 loc = "%s:%s" % (cls.__class__.__name__, func.__name__)
log.debug('Starting login restriction checks for user: %s' % (user,))
# check if our IP is allowed
ip_access_valid = True
if not user.ip_allowed:
h.flash(h.literal(_('IP %s not allowed' % (user.ip_addr,))),
category='warning')
ip_access_valid = False
# check if we used an APIKEY and it's a valid one
auth-tokens: updated logic of authentication to a common shared user method.
r1421 # defined white-list of controllers which API access will be enabled
project: added all source files and assets
r1 _auth_token = request.GET.get(
'auth_token', '') or request.GET.get('api_key', '')
auth_token_access_valid = allowed_auth_token_access(
loc, auth_token=_auth_token)
# explicit controller is enabled or API is in our whitelist
if self.auth_token_access or auth_token_access_valid:
log.debug('Checking AUTH TOKEN access for %s' % (cls,))
auth-tokens: updated logic of authentication to a common shared user method.
r1421 db_user = user.get_instance()
project: added all source files and assets
r1
auth-tokens: updated logic of authentication to a common shared user method.
r1421 if db_user:
if self.auth_token_access:
roles = self.auth_token_access
else:
roles = [UserApiKeys.ROLE_HTTP]
token_match = db_user.authenticate_by_token(
auth-tokens: disable authenticating by builtin token.
r1477 _auth_token, roles=roles)
auth-tokens: updated logic of authentication to a common shared user method.
r1421 else:
log.debug('Unable to fetch db instance for auth user: %s', user)
token_match = False
if _auth_token and token_match:
project: added all source files and assets
r1 auth_token_access_valid = True
log.debug('AUTH TOKEN ****%s is VALID' % (_auth_token[-4:],))
else:
auth_token_access_valid = False
if not _auth_token:
log.debug("AUTH TOKEN *NOT* present in request")
else:
log.warning(
"AUTH TOKEN ****%s *NOT* valid" % _auth_token[-4:])
log.debug('Checking if %s is authenticated @ %s' % (user.username, loc))
reason = 'RHODECODE_AUTH' if user.is_authenticated \
else 'AUTH_TOKEN_AUTH'
if ip_access_valid and (
user.is_authenticated or auth_token_access_valid):
log.info(
'user %s authenticating with:%s IS authenticated on func %s'
% (user, reason, loc))
# update user data to check last activity
user.update_lastactivity()
Session().commit()
return func(*fargs, **fkwargs)
else:
log.warning(
'user %s authenticating with:%s NOT authenticated on '
'func: %s: IP_ACCESS:%s AUTH_TOKEN_ACCESS:%s'
% (user, reason, loc, ip_access_valid,
auth_token_access_valid))
# we preserve the get PARAM
came_from = request.path_qs
log.debug('redirecting to login page with %s' % (came_from,))
auth: use pyramid only redirections.
r1790 raise HTTPFound(
auth: Change login url generation in auth decorators....
r35 h.route_path('login', _query={'came_from': came_from}))
project: added all source files and assets
r1
class NotAnonymous(object):
"""
Must be logged in to execute this function else
auth: re-use the get_current_request in fetching request in decorators....
r1775 redirect to login page
"""
project: added all source files and assets
r1
def __call__(self, func):
return get_cython_compat_decorator(self.__wrapper, func)
auth: prepare code for removal of pylons request in pyramid migration.
r1791 def _get_request(self):
return get_request(self)
project: added all source files and assets
r1 def __wrapper(self, func, *fargs, **fkwargs):
core: properly handle new redirections set in decorators....
r1499 import rhodecode.lib.helpers as h
project: added all source files and assets
r1 cls = fargs[0]
self.user = cls._rhodecode_user
auth: prepare code for removal of pylons request in pyramid migration.
r1791 request = self._get_request()
project: added all source files and assets
r1
log.debug('Checking if user is not anonymous @%s' % cls)
anonymous = self.user.username == User.DEFAULT_USER
if anonymous:
came_from = request.path_qs
h.flash(_('You need to be a registered user to '
'perform this action'),
category='warning')
auth: use pyramid only redirections.
r1790 raise HTTPFound(
auth: Change login url generation in auth decorators....
r35 h.route_path('login', _query={'came_from': came_from}))
project: added all source files and assets
r1 else:
return func(*fargs, **fkwargs)
class XHRRequired(object):
auth: re-use the get_current_request in fetching request in decorators....
r1775 # TODO(marcink): remove this in favor of the predicates in pyramid routes
project: added all source files and assets
r1 def __call__(self, func):
return get_cython_compat_decorator(self.__wrapper, func)
auth: prepare code for removal of pylons request in pyramid migration.
r1791 def _get_request(self):
return get_request(self)
project: added all source files and assets
r1 def __wrapper(self, func, *fargs, **fkwargs):
auth: prepare code for removal of pylons request in pyramid migration.
r1791 from pylons.controllers.util import abort
request = self._get_request()
project: added all source files and assets
r1 log.debug('Checking if request is XMLHttpRequest (XHR)')
xhr_message = 'This is not a valid XMLHttpRequest (XHR) request'
auth: prepare code for removal of pylons request in pyramid migration.
r1791
project: added all source files and assets
r1 if not request.is_xhr:
abort(400, detail=xhr_message)
return func(*fargs, **fkwargs)
class HasAcceptedRepoType(object):
"""
Check if requested repo is within given repo type aliases
auth: re-use the get_current_request in fetching request in decorators....
r1775 """
project: added all source files and assets
r1
auth: re-use the get_current_request in fetching request in decorators....
r1775 # TODO(marcink): remove this in favor of the predicates in pyramid routes
project: added all source files and assets
r1
def __init__(self, *repo_type_list):
self.repo_type_list = set(repo_type_list)
def __call__(self, func):
return get_cython_compat_decorator(self.__wrapper, func)
def __wrapper(self, func, *fargs, **fkwargs):
core: properly handle new redirections set in decorators....
r1499 import rhodecode.lib.helpers as h
project: added all source files and assets
r1 cls = fargs[0]
rhodecode_repo = cls.rhodecode_repo
log.debug('%s checking repo type for %s in %s',
self.__class__.__name__,
rhodecode_repo.alias, self.repo_type_list)
if rhodecode_repo.alias in self.repo_type_list:
return func(*fargs, **fkwargs)
else:
h.flash(h.literal(
_('Action not supported for %s.' % rhodecode_repo.alias)),
category='warning')
auth: use pyramid only redirections.
r1790 raise HTTPFound(
h.route_path('repo_summary',
repo_name=cls.rhodecode_db_repo.repo_name))
project: added all source files and assets
r1
class PermsDecorator(object):
"""
Base class for controller decorators, we extract the current user from
the class itself, which has it stored in base controllers
"""
def __init__(self, *required_perms):
self.required_perms = set(required_perms)
def __call__(self, func):
return get_cython_compat_decorator(self.__wrapper, func)
auth: make the perms decorators and function pyramid compatible.
r1494 def _get_request(self):
auth: prepare code for removal of pylons request in pyramid migration.
r1791 return get_request(self)
auth: make the perms decorators and function pyramid compatible.
r1494
def _get_came_from(self):
_request = self._get_request()
# both pylons/pyramid has this attribute
return _request.path_qs
project: added all source files and assets
r1 def __wrapper(self, func, *fargs, **fkwargs):
core: properly handle new redirections set in decorators....
r1499 import rhodecode.lib.helpers as h
project: added all source files and assets
r1 cls = fargs[0]
_user = cls._rhodecode_user
log.debug('checking %s permissions %s for %s %s',
self.__class__.__name__, self.required_perms, cls, _user)
if self.check_permissions(_user):
log.debug('Permission granted for %s %s', cls, _user)
return func(*fargs, **fkwargs)
else:
log.debug('Permission denied for %s %s', cls, _user)
anonymous = _user.username == User.DEFAULT_USER
if anonymous:
auth: make the perms decorators and function pyramid compatible.
r1494 came_from = self._get_came_from()
project: added all source files and assets
r1 h.flash(_('You need to be signed in to view this page'),
home: moved home and repo group views into pyramid....
r1774 category='warning')
auth: make the perms decorators and function pyramid compatible.
r1494 raise HTTPFound(
auth: Change login url generation in auth decorators....
r35 h.route_path('login', _query={'came_from': came_from}))
project: added all source files and assets
r1
else:
security: use 404 instead of 403 code on permission decorator to prevent resource discovery attacks.
r1817 # redirect with 404 to prevent resource discovery
raise HTTPNotFound()
project: added all source files and assets
r1
def check_permissions(self, user):
"""Dummy function for overriding"""
raise NotImplementedError(
'You have to write this function in child class')
class HasPermissionAllDecorator(PermsDecorator):
"""
Checks for access permission for all given predicates. All of them
have to be meet in order to fulfill the request
"""
def check_permissions(self, user):
perms = user.permissions_with_scope({})
if self.required_perms.issubset(perms['global']):
return True
return False
class HasPermissionAnyDecorator(PermsDecorator):
"""
Checks for access permission for any of given predicates. In order to
fulfill the request any of predicates must be meet
"""
def check_permissions(self, user):
perms = user.permissions_with_scope({})
if self.required_perms.intersection(perms['global']):
return True
return False
class HasRepoPermissionAllDecorator(PermsDecorator):
"""
Checks for access permission for all given predicates for specific
repository. All of them have to be meet in order to fulfill the request
"""
auth: make the perms decorators and function pyramid compatible.
r1494 def _get_repo_name(self):
_request = self._get_request()
return get_repo_slug(_request)
project: added all source files and assets
r1
def check_permissions(self, user):
perms = user.permissions
auth: make the perms decorators and function pyramid compatible.
r1494 repo_name = self._get_repo_name()
home: moved home and repo group views into pyramid....
r1774
project: added all source files and assets
r1 try:
user_perms = set([perms['repositories'][repo_name]])
except KeyError:
home: moved home and repo group views into pyramid....
r1774 log.debug('cannot locate repo with name: `%s` in permissions defs',
repo_name)
project: added all source files and assets
r1 return False
home: moved home and repo group views into pyramid....
r1774
log.debug('checking `%s` permissions for repo `%s`',
user_perms, repo_name)
project: added all source files and assets
r1 if self.required_perms.issubset(user_perms):
return True
return False
class HasRepoPermissionAnyDecorator(PermsDecorator):
"""
Checks for access permission for any of given predicates for specific
repository. In order to fulfill the request any of predicates must be meet
"""
auth: make the perms decorators and function pyramid compatible.
r1494 def _get_repo_name(self):
_request = self._get_request()
return get_repo_slug(_request)
project: added all source files and assets
r1
def check_permissions(self, user):
perms = user.permissions
auth: make the perms decorators and function pyramid compatible.
r1494 repo_name = self._get_repo_name()
home: moved home and repo group views into pyramid....
r1774
project: added all source files and assets
r1 try:
user_perms = set([perms['repositories'][repo_name]])
except KeyError:
home: moved home and repo group views into pyramid....
r1774 log.debug('cannot locate repo with name: `%s` in permissions defs',
repo_name)
project: added all source files and assets
r1 return False
home: moved home and repo group views into pyramid....
r1774 log.debug('checking `%s` permissions for repo `%s`',
user_perms, repo_name)
project: added all source files and assets
r1 if self.required_perms.intersection(user_perms):
return True
return False
class HasRepoGroupPermissionAllDecorator(PermsDecorator):
"""
Checks for access permission for all given predicates for specific
repository group. All of them have to be meet in order to
fulfill the request
"""
auth: make the perms decorators and function pyramid compatible.
r1494 def _get_repo_group_name(self):
_request = self._get_request()
return get_repo_group_slug(_request)
project: added all source files and assets
r1
def check_permissions(self, user):
perms = user.permissions
auth: make the perms decorators and function pyramid compatible.
r1494 group_name = self._get_repo_group_name()
project: added all source files and assets
r1 try:
user_perms = set([perms['repositories_groups'][group_name]])
except KeyError:
home: moved home and repo group views into pyramid....
r1774 log.debug('cannot locate repo group with name: `%s` in permissions defs',
group_name)
project: added all source files and assets
r1 return False
home: moved home and repo group views into pyramid....
r1774 log.debug('checking `%s` permissions for repo group `%s`',
user_perms, group_name)
project: added all source files and assets
r1 if self.required_perms.issubset(user_perms):
return True
return False
class HasRepoGroupPermissionAnyDecorator(PermsDecorator):
"""
Checks for access permission for any of given predicates for specific
repository group. In order to fulfill the request any
of predicates must be met
"""
auth: make the perms decorators and function pyramid compatible.
r1494 def _get_repo_group_name(self):
_request = self._get_request()
return get_repo_group_slug(_request)
project: added all source files and assets
r1
def check_permissions(self, user):
perms = user.permissions
auth: make the perms decorators and function pyramid compatible.
r1494 group_name = self._get_repo_group_name()
home: moved home and repo group views into pyramid....
r1774
project: added all source files and assets
r1 try:
user_perms = set([perms['repositories_groups'][group_name]])
except KeyError:
home: moved home and repo group views into pyramid....
r1774 log.debug('cannot locate repo group with name: `%s` in permissions defs',
group_name)
project: added all source files and assets
r1 return False
home: moved home and repo group views into pyramid....
r1774 log.debug('checking `%s` permissions for repo group `%s`',
user_perms, group_name)
project: added all source files and assets
r1 if self.required_perms.intersection(user_perms):
return True
return False
class HasUserGroupPermissionAllDecorator(PermsDecorator):
"""
Checks for access permission for all given predicates for specific
user group. All of them have to be meet in order to fulfill the request
"""
auth: make the perms decorators and function pyramid compatible.
r1494 def _get_user_group_name(self):
_request = self._get_request()
return get_user_group_slug(_request)
project: added all source files and assets
r1
def check_permissions(self, user):
perms = user.permissions
auth: make the perms decorators and function pyramid compatible.
r1494 group_name = self._get_user_group_name()
project: added all source files and assets
r1 try:
user_perms = set([perms['user_groups'][group_name]])
except KeyError:
return False
if self.required_perms.issubset(user_perms):
return True
return False
class HasUserGroupPermissionAnyDecorator(PermsDecorator):
"""
Checks for access permission for any of given predicates for specific
user group. In order to fulfill the request any of predicates must be meet
"""
auth: make the perms decorators and function pyramid compatible.
r1494 def _get_user_group_name(self):
_request = self._get_request()
return get_user_group_slug(_request)
project: added all source files and assets
r1
def check_permissions(self, user):
perms = user.permissions
auth: make the perms decorators and function pyramid compatible.
r1494 group_name = self._get_user_group_name()
project: added all source files and assets
r1 try:
user_perms = set([perms['user_groups'][group_name]])
except KeyError:
return False
if self.required_perms.intersection(user_perms):
return True
return False
# CHECK FUNCTIONS
class PermsFunction(object):
"""Base function for other check functions"""
def __init__(self, *perms):
self.required_perms = set(perms)
self.repo_name = None
self.repo_group_name = None
self.user_group_name = None
def __bool__(self):
frame = inspect.currentframe()
stack_trace = traceback.format_stack(frame)
log.error('Checking bool value on a class instance of perm '
'function is not allowed: %s' % ''.join(stack_trace))
# rather than throwing errors, here we always return False so if by
# accident someone checks truth for just an instance it will always end
# up in returning False
return False
__nonzero__ = __bool__
def __call__(self, check_location='', user=None):
if not user:
log.debug('Using user attribute from global request')
# TODO: remove this someday,put as user as attribute here
auth: re-use the get_current_request in fetching request in decorators....
r1775 request = self._get_request()
project: added all source files and assets
r1 user = request.user
# init auth user if not already given
if not isinstance(user, AuthUser):
log.debug('Wrapping user %s into AuthUser', user)
user = AuthUser(user.user_id)
cls_name = self.__class__.__name__
check_scope = self._get_check_scope(cls_name)
check_location = check_location or 'unspecified location'
log.debug('checking cls:%s %s usr:%s %s @ %s', cls_name,
self.required_perms, user, check_scope, check_location)
if not user:
log.warning('Empty user given for permission check')
return False
if self.check_permissions(user):
log.debug('Permission to repo:`%s` GRANTED for user:`%s` @ %s',
check_scope, user, check_location)
return True
else:
log.debug('Permission to repo:`%s` DENIED for user:`%s` @ %s',
check_scope, user, check_location)
return False
auth: make the perms decorators and function pyramid compatible.
r1494 def _get_request(self):
auth: prepare code for removal of pylons request in pyramid migration.
r1791 return get_request(self)
auth: make the perms decorators and function pyramid compatible.
r1494
project: added all source files and assets
r1 def _get_check_scope(self, cls_name):
return {
'HasPermissionAll': 'GLOBAL',
'HasPermissionAny': 'GLOBAL',
'HasRepoPermissionAll': 'repo:%s' % self.repo_name,
'HasRepoPermissionAny': 'repo:%s' % self.repo_name,
'HasRepoGroupPermissionAll': 'repo_group:%s' % self.repo_group_name,
'HasRepoGroupPermissionAny': 'repo_group:%s' % self.repo_group_name,
'HasUserGroupPermissionAll': 'user_group:%s' % self.user_group_name,
'HasUserGroupPermissionAny': 'user_group:%s' % self.user_group_name,
}.get(cls_name, '?:%s' % cls_name)
def check_permissions(self, user):
"""Dummy function for overriding"""
raise Exception('You have to write this function in child class')
class HasPermissionAll(PermsFunction):
def check_permissions(self, user):
perms = user.permissions_with_scope({})
if self.required_perms.issubset(perms.get('global')):
return True
return False
class HasPermissionAny(PermsFunction):
def check_permissions(self, user):
perms = user.permissions_with_scope({})
if self.required_perms.intersection(perms.get('global')):
return True
return False
class HasRepoPermissionAll(PermsFunction):
def __call__(self, repo_name=None, check_location='', user=None):
self.repo_name = repo_name
return super(HasRepoPermissionAll, self).__call__(check_location, user)
auth: make the perms decorators and function pyramid compatible.
r1494 def _get_repo_name(self):
project: added all source files and assets
r1 if not self.repo_name:
auth: make the perms decorators and function pyramid compatible.
r1494 _request = self._get_request()
self.repo_name = get_repo_slug(_request)
return self.repo_name
project: added all source files and assets
r1
auth: make the perms decorators and function pyramid compatible.
r1494 def check_permissions(self, user):
self.repo_name = self._get_repo_name()
project: added all source files and assets
r1 perms = user.permissions
try:
user_perms = set([perms['repositories'][self.repo_name]])
except KeyError:
return False
if self.required_perms.issubset(user_perms):
return True
return False
class HasRepoPermissionAny(PermsFunction):
def __call__(self, repo_name=None, check_location='', user=None):
self.repo_name = repo_name
return super(HasRepoPermissionAny, self).__call__(check_location, user)
auth: make the perms decorators and function pyramid compatible.
r1494 def _get_repo_name(self):
project: added all source files and assets
r1 if not self.repo_name:
auth: prepare code for removal of pylons request in pyramid migration.
r1791 _request = self._get_request()
self.repo_name = get_repo_slug(_request)
auth: make the perms decorators and function pyramid compatible.
r1494 return self.repo_name
project: added all source files and assets
r1
auth: make the perms decorators and function pyramid compatible.
r1494 def check_permissions(self, user):
self.repo_name = self._get_repo_name()
project: added all source files and assets
r1 perms = user.permissions
try:
user_perms = set([perms['repositories'][self.repo_name]])
except KeyError:
return False
if self.required_perms.intersection(user_perms):
return True
return False
class HasRepoGroupPermissionAny(PermsFunction):
def __call__(self, group_name=None, check_location='', user=None):
self.repo_group_name = group_name
return super(HasRepoGroupPermissionAny, self).__call__(
check_location, user)
def check_permissions(self, user):
perms = user.permissions
try:
user_perms = set(
[perms['repositories_groups'][self.repo_group_name]])
except KeyError:
return False
if self.required_perms.intersection(user_perms):
return True
return False
class HasRepoGroupPermissionAll(PermsFunction):
def __call__(self, group_name=None, check_location='', user=None):
self.repo_group_name = group_name
return super(HasRepoGroupPermissionAll, self).__call__(
check_location, user)
def check_permissions(self, user):
perms = user.permissions
try:
user_perms = set(
[perms['repositories_groups'][self.repo_group_name]])
except KeyError:
return False
if self.required_perms.issubset(user_perms):
return True
return False
class HasUserGroupPermissionAny(PermsFunction):
def __call__(self, user_group_name=None, check_location='', user=None):
self.user_group_name = user_group_name
return super(HasUserGroupPermissionAny, self).__call__(
check_location, user)
def check_permissions(self, user):
perms = user.permissions
try:
user_perms = set([perms['user_groups'][self.user_group_name]])
except KeyError:
return False
if self.required_perms.intersection(user_perms):
return True
return False
class HasUserGroupPermissionAll(PermsFunction):
def __call__(self, user_group_name=None, check_location='', user=None):
self.user_group_name = user_group_name
return super(HasUserGroupPermissionAll, self).__call__(
check_location, user)
def check_permissions(self, user):
perms = user.permissions
try:
user_perms = set([perms['user_groups'][self.user_group_name]])
except KeyError:
return False
if self.required_perms.issubset(user_perms):
return True
return False
# SPECIAL VERSION TO HANDLE MIDDLEWARE AUTH
class HasPermissionAnyMiddleware(object):
def __init__(self, *perms):
self.required_perms = set(perms)
def __call__(self, user, repo_name):
# repo_name MUST be unicode, since we handle keys in permission
# dict by unicode
repo_name = safe_unicode(repo_name)
user = AuthUser(user.user_id)
log.debug(
'Checking VCS protocol permissions %s for user:%s repo:`%s`',
self.required_perms, user, repo_name)
if self.check_permissions(user, repo_name):
log.debug('Permission to repo:`%s` GRANTED for user:%s @ %s',
repo_name, user, 'PermissionMiddleware')
return True
else:
log.debug('Permission to repo:`%s` DENIED for user:%s @ %s',
repo_name, user, 'PermissionMiddleware')
return False
def check_permissions(self, user, repo_name):
perms = user.permissions_with_scope({'repo_name': repo_name})
try:
user_perms = set([perms['repositories'][repo_name]])
except Exception:
log.exception('Error while accessing user permissions')
return False
if self.required_perms.intersection(user_perms):
return True
return False
# SPECIAL VERSION TO HANDLE API AUTH
class _BaseApiPerm(object):
def __init__(self, *perms):
self.required_perms = set(perms)
def __call__(self, check_location=None, user=None, repo_name=None,
group_name=None, user_group_name=None):
cls_name = self.__class__.__name__
check_scope = 'global:%s' % (self.required_perms,)
if repo_name:
check_scope += ', repo_name:%s' % (repo_name,)
if group_name:
check_scope += ', repo_group_name:%s' % (group_name,)
if user_group_name:
check_scope += ', user_group_name:%s' % (user_group_name,)
log.debug(
'checking cls:%s %s %s @ %s'
% (cls_name, self.required_perms, check_scope, check_location))
if not user:
log.debug('Empty User passed into arguments')
return False
# process user
if not isinstance(user, AuthUser):
user = AuthUser(user.user_id)
if not check_location:
check_location = 'unspecified'
if self.check_permissions(user.permissions, repo_name, group_name,
user_group_name):
log.debug('Permission to repo:`%s` GRANTED for user:`%s` @ %s',
check_scope, user, check_location)
return True
else:
log.debug('Permission to repo:`%s` DENIED for user:`%s` @ %s',
check_scope, user, check_location)
return False
def check_permissions(self, perm_defs, repo_name=None, group_name=None,
user_group_name=None):
"""
implement in child class should return True if permissions are ok,
False otherwise
:param perm_defs: dict with permission definitions
:param repo_name: repo name
"""
raise NotImplementedError()
class HasPermissionAllApi(_BaseApiPerm):
def check_permissions(self, perm_defs, repo_name=None, group_name=None,
user_group_name=None):
if self.required_perms.issubset(perm_defs.get('global')):
return True
return False
class HasPermissionAnyApi(_BaseApiPerm):
def check_permissions(self, perm_defs, repo_name=None, group_name=None,
user_group_name=None):
if self.required_perms.intersection(perm_defs.get('global')):
return True
return False
class HasRepoPermissionAllApi(_BaseApiPerm):
def check_permissions(self, perm_defs, repo_name=None, group_name=None,
user_group_name=None):
try:
_user_perms = set([perm_defs['repositories'][repo_name]])
except KeyError:
log.warning(traceback.format_exc())
return False
if self.required_perms.issubset(_user_perms):
return True
return False
class HasRepoPermissionAnyApi(_BaseApiPerm):
def check_permissions(self, perm_defs, repo_name=None, group_name=None,
user_group_name=None):
try:
_user_perms = set([perm_defs['repositories'][repo_name]])
except KeyError:
log.warning(traceback.format_exc())
return False
if self.required_perms.intersection(_user_perms):
return True
return False
class HasRepoGroupPermissionAnyApi(_BaseApiPerm):
def check_permissions(self, perm_defs, repo_name=None, group_name=None,
user_group_name=None):
try:
_user_perms = set([perm_defs['repositories_groups'][group_name]])
except KeyError:
log.warning(traceback.format_exc())
return False
if self.required_perms.intersection(_user_perms):
return True
return False
class HasRepoGroupPermissionAllApi(_BaseApiPerm):
def check_permissions(self, perm_defs, repo_name=None, group_name=None,
user_group_name=None):
try:
_user_perms = set([perm_defs['repositories_groups'][group_name]])
except KeyError:
log.warning(traceback.format_exc())
return False
if self.required_perms.issubset(_user_perms):
return True
return False
class HasUserGroupPermissionAnyApi(_BaseApiPerm):
def check_permissions(self, perm_defs, repo_name=None, group_name=None,
user_group_name=None):
try:
_user_perms = set([perm_defs['user_groups'][user_group_name]])
except KeyError:
log.warning(traceback.format_exc())
return False
if self.required_perms.intersection(_user_perms):
return True
return False
def check_ip_access(source_ip, allowed_ips=None):
"""
Checks if source_ip is a subnet of any of allowed_ips.
:param source_ip:
:param allowed_ips: list of allowed ips together with mask
"""
log.debug('checking if ip:%s is subnet of %s' % (source_ip, allowed_ips))
source_ip_address = ipaddress.ip_address(source_ip)
if isinstance(allowed_ips, (tuple, list, set)):
for ip in allowed_ips:
try:
network_address = ipaddress.ip_network(ip, strict=False)
if source_ip_address in network_address:
log.debug('IP %s is network %s' %
(source_ip_address, network_address))
return True
# for any case we cannot determine the IP, don't crash just
# skip it and log as error, we want to say forbidden still when
# sending bad IP
except Exception:
log.error(traceback.format_exc())
continue
return False
def get_cython_compat_decorator(wrapper, func):
"""
Creates a cython compatible decorator. The previously used
decorator.decorator() function seems to be incompatible with cython.
:param wrapper: __wrapper method of the decorator class
:param func: decorated function
"""
@wraps(func)
def local_wrapper(*args, **kwds):
return wrapper(func, *args, **kwds)
local_wrapper.__wrapped__ = func
return local_wrapper
core: properly handle new redirections set in decorators....
r1499