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auth.py
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# -*- coding: utf-8 -*-
# Copyright (C) 2010-2020 RhodeCode GmbH
#
# 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
"""
import os
import colander
import time
import collections
import fnmatch
import hashlib
import itertools
import logging
import random
import traceback
from functools import wraps
import ipaddress
from pyramid.httpexceptions import HTTPForbidden, HTTPFound, HTTPNotFound
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 (
false, User, Repository, Permission, UserToPerm, UserGroupToPerm, UserGroupMember,
UserIpMap, UserApiKeys, RepoGroup, UserGroup, UserNotice)
from rhodecode.lib import rc_cache
from rhodecode.lib.utils2 import safe_unicode, aslist, safe_str, md5, safe_int, sha1
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 range(length)])
return self.passwd
class _RhodeCodeCryptoBase(object):
ENC_PREF = None
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):
ENC_PREF = ('$2a$10', '$2b$10')
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):
ENC_PREF = '_'
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 _RhodeCodeCryptoTest(_RhodeCodeCryptoBase):
ENC_PREF = '_'
def hash_create(self, str_):
self._assert_bytes(str_)
return sha1(str_)
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 sha1(password) == hashed
def crypto_backend():
"""
Return the matching crypto backend.
Selection is based on if we run tests or not, we pick sha1-test backend to run
tests faster since BCRYPT is expensive to calculate
"""
if rhodecode.is_test:
RhodeCodeCrypto = _RhodeCodeCryptoTest()
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()
def get_came_from(request):
"""
get query_string+path from request sanitized after removing auth_token
"""
_req = request
path = _req.path
if 'auth_token' in _req.GET:
# sanitize the request and remove auth_token for redirection
_req.GET.pop('auth_token')
qs = _req.query_string
if qs:
path += '?' + qs
return path
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,
calculate_super_admin):
permissions = PermissionCalculator(
user_id, scope, user_is_admin, user_inherit_default_permissions,
explicit, algo, calculate_super_admin)
return permissions.calculate()
class PermOrigin(object):
SUPER_ADMIN = 'superadmin'
ARCHIVED = 'archived'
REPO_USER = 'user:%s'
REPO_USERGROUP = 'usergroup:%s'
REPO_OWNER = 'repo.owner'
REPO_DEFAULT = 'repo.default'
REPO_DEFAULT_NO_INHERIT = 'repo.default.no.inherit'
REPO_PRIVATE = 'repo.private'
REPOGROUP_USER = 'user:%s'
REPOGROUP_USERGROUP = 'usergroup:%s'
REPOGROUP_OWNER = 'group.owner'
REPOGROUP_DEFAULT = 'group.default'
REPOGROUP_DEFAULT_NO_INHERIT = 'group.default.no.inherit'
USERGROUP_USER = 'user:%s'
USERGROUP_USERGROUP = 'usergroup:%s'
USERGROUP_OWNER = 'usergroup.owner'
USERGROUP_DEFAULT = 'usergroup.default'
USERGROUP_DEFAULT_NO_INHERIT = 'usergroup.default.no.inherit'
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', 1
>>> perms['resource']
'read'
>>> perms['resource'] = 'write', 'admin', 2
>>> perms['resource']
'write'
>>> perms.perm_origin_stack
{'resource': [('read', 'default', 1), ('write', 'admin', 2)]}
"""
def __init__(self, *args, **kw):
dict.__init__(self, *args, **kw)
self.perm_origin_stack = collections.OrderedDict()
def __setitem__(self, key, (perm, origin, obj_id)):
self.perm_origin_stack.setdefault(key, []).append((perm, origin, obj_id))
dict.__setitem__(self, key, perm)
class BranchPermOriginDict(PermOriginDict):
"""
Dedicated branch permissions dict, with tracking of patterns and origins.
>>> perms = BranchPermOriginDict()
>>> perms['resource'] = '*pattern', 'read', 'default'
>>> perms['resource']
{'*pattern': 'read'}
>>> perms['resource'] = '*pattern', 'write', 'admin'
>>> perms['resource']
{'*pattern': 'write'}
>>> perms.perm_origin_stack
{'resource': {'*pattern': [('read', 'default'), ('write', 'admin')]}}
"""
def __setitem__(self, key, (pattern, perm, origin)):
self.perm_origin_stack.setdefault(key, {}) \
.setdefault(pattern, []).append((perm, origin))
if key in self:
self[key].__setitem__(pattern, perm)
else:
patterns = collections.OrderedDict()
patterns[pattern] = perm
dict.__setitem__(self, key, patterns)
class PermissionCalculator(object):
def __init__(
self, user_id, scope, user_is_admin,
user_inherit_default_permissions, explicit, algo,
calculate_super_admin_as_user=False):
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
self.calculate_super_admin_as_user = calculate_super_admin_as_user
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
self.permissions_repositories = PermOriginDict()
self.permissions_repository_groups = PermOriginDict()
self.permissions_user_groups = PermOriginDict()
self.permissions_repository_branches = BranchPermOriginDict()
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)
# default branch perms
self.default_branch_repo_perms = \
Permission.get_default_repo_branch_perms(
self.default_user_id, self.scope_repo_id)
def calculate(self):
if self.user_is_admin and not self.calculate_super_admin_as_user:
return self._calculate_super_admin_permissions()
self._calculate_global_default_permissions()
self._calculate_global_permissions()
self._calculate_default_permissions()
self._calculate_repository_permissions()
self._calculate_repository_branch_permissions()
self._calculate_repository_group_permissions()
self._calculate_user_group_permissions()
return self._permission_structure()
def _calculate_super_admin_permissions(self):
"""
super-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
obj_id = perm.UserRepoToPerm.repository.repo_id
archived = perm.UserRepoToPerm.repository.archived
p = 'repository.admin'
self.permissions_repositories[r_k] = p, PermOrigin.SUPER_ADMIN, obj_id
# special case for archived repositories, which we block still even for
# super admins
if archived:
p = 'repository.read'
self.permissions_repositories[r_k] = p, PermOrigin.ARCHIVED, obj_id
# repository groups
for perm in self.default_repo_groups_perms:
rg_k = perm.UserRepoGroupToPerm.group.group_name
obj_id = perm.UserRepoGroupToPerm.group.group_id
p = 'group.admin'
self.permissions_repository_groups[rg_k] = p, PermOrigin.SUPER_ADMIN, obj_id
# user groups
for perm in self.default_user_group_perms:
u_k = perm.UserUserGroupToPerm.user_group.users_group_name
obj_id = perm.UserUserGroupToPerm.user_group.users_group_id
p = 'usergroup.admin'
self.permissions_user_groups[u_k] = p, PermOrigin.SUPER_ADMIN, obj_id
# branch permissions
# since super-admin also can have custom rule permissions
# we *always* need to calculate those inherited from default, and also explicit
self._calculate_default_permissions_repository_branches(
user_inherit_object_permissions=False)
self._calculate_repository_branch_permissions()
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)
if self.user_is_admin:
self.permissions_global.add('hg.admin')
self.permissions_global.add('hg.create.write_on_repogroup.true')
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.
# In case we want to extend this list we should make sure
# this is 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:
self.permissions_global.add(perm.permission.permission_name)
# 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_repositories(self, user_inherit_object_permissions):
for perm in self.default_repo_perms:
r_k = perm.UserRepoToPerm.repository.repo_name
obj_id = perm.UserRepoToPerm.repository.repo_id
archived = perm.UserRepoToPerm.repository.archived
p = perm.Permission.permission_name
o = PermOrigin.REPO_DEFAULT
self.permissions_repositories[r_k] = p, o, obj_id
# 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'
o = PermOrigin.REPO_DEFAULT_NO_INHERIT
self.permissions_repositories[r_k] = p, o, obj_id
if perm.Repository.private and not (
perm.Repository.user_id == self.user_id):
# disable defaults for private repos,
p = 'repository.none'
o = PermOrigin.REPO_PRIVATE
self.permissions_repositories[r_k] = p, o, obj_id
elif perm.Repository.user_id == self.user_id:
# set admin if owner
p = 'repository.admin'
o = PermOrigin.REPO_OWNER
self.permissions_repositories[r_k] = p, o, obj_id
if self.user_is_admin:
p = 'repository.admin'
o = PermOrigin.SUPER_ADMIN
self.permissions_repositories[r_k] = p, o, obj_id
# finally in case of archived repositories, we downgrade higher
# permissions to read
if archived:
current_perm = self.permissions_repositories[r_k]
if current_perm in ['repository.write', 'repository.admin']:
p = 'repository.read'
o = PermOrigin.ARCHIVED
self.permissions_repositories[r_k] = p, o, obj_id
def _calculate_default_permissions_repository_branches(self, user_inherit_object_permissions):
for perm in self.default_branch_repo_perms:
r_k = perm.UserRepoToPerm.repository.repo_name
p = perm.Permission.permission_name
pattern = perm.UserToRepoBranchPermission.branch_pattern
o = PermOrigin.REPO_USER % perm.UserRepoToPerm.user.username
if not self.explicit:
cur_perm = self.permissions_repository_branches.get(r_k)
if cur_perm:
cur_perm = cur_perm[pattern]
cur_perm = cur_perm or 'branch.none'
p = self._choose_permission(p, cur_perm)
# NOTE(marcink): register all pattern/perm instances in this
# special dict that aggregates entries
self.permissions_repository_branches[r_k] = pattern, p, o
def _calculate_default_permissions_repository_groups(self, user_inherit_object_permissions):
for perm in self.default_repo_groups_perms:
rg_k = perm.UserRepoGroupToPerm.group.group_name
obj_id = perm.UserRepoGroupToPerm.group.group_id
p = perm.Permission.permission_name
o = PermOrigin.REPOGROUP_DEFAULT
self.permissions_repository_groups[rg_k] = p, o, obj_id
# 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'
o = PermOrigin.REPOGROUP_DEFAULT_NO_INHERIT
self.permissions_repository_groups[rg_k] = p, o, obj_id
if perm.RepoGroup.user_id == self.user_id:
# set admin if owner
p = 'group.admin'
o = PermOrigin.REPOGROUP_OWNER
self.permissions_repository_groups[rg_k] = p, o, obj_id
if self.user_is_admin:
p = 'group.admin'
o = PermOrigin.SUPER_ADMIN
self.permissions_repository_groups[rg_k] = p, o, obj_id
def _calculate_default_permissions_user_groups(self, user_inherit_object_permissions):
for perm in self.default_user_group_perms:
u_k = perm.UserUserGroupToPerm.user_group.users_group_name
obj_id = perm.UserUserGroupToPerm.user_group.users_group_id
p = perm.Permission.permission_name
o = PermOrigin.USERGROUP_DEFAULT
self.permissions_user_groups[u_k] = p, o, obj_id
# 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'
o = PermOrigin.USERGROUP_DEFAULT_NO_INHERIT
self.permissions_user_groups[u_k] = p, o, obj_id
if perm.UserGroup.user_id == self.user_id:
# set admin if owner
p = 'usergroup.admin'
o = PermOrigin.USERGROUP_OWNER
self.permissions_user_groups[u_k] = p, o, obj_id
if self.user_is_admin:
p = 'usergroup.admin'
o = PermOrigin.SUPER_ADMIN
self.permissions_user_groups[u_k] = p, o, obj_id
def _calculate_default_permissions(self):
"""
Set default user permissions for repositories, repository branches,
repository groups, user 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)
# default permissions inherited from `default` user permissions
self._calculate_default_permissions_repositories(
user_inherit_object_permissions)
self._calculate_default_permissions_repository_branches(
user_inherit_object_permissions)
self._calculate_default_permissions_repository_groups(
user_inherit_object_permissions)
self._calculate_default_permissions_user_groups(
user_inherit_object_permissions)
def _calculate_repository_permissions(self):
"""
Repository access 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
obj_id = perm.UserGroupRepoToPerm.repository.repo_id
multiple_counter[r_k] += 1
p = perm.Permission.permission_name
o = PermOrigin.REPO_USERGROUP % perm.UserGroupRepoToPerm\
.users_group.users_group_name
if multiple_counter[r_k] > 1:
cur_perm = self.permissions_repositories[r_k]
p = self._choose_permission(p, cur_perm)
self.permissions_repositories[r_k] = p, o, obj_id
if perm.Repository.user_id == self.user_id:
# set admin if owner
p = 'repository.admin'
o = PermOrigin.REPO_OWNER
self.permissions_repositories[r_k] = p, o, obj_id
if self.user_is_admin:
p = 'repository.admin'
o = PermOrigin.SUPER_ADMIN
self.permissions_repositories[r_k] = p, o, obj_id
# 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
obj_id = perm.UserRepoToPerm.repository.repo_id
archived = perm.UserRepoToPerm.repository.archived
p = perm.Permission.permission_name
o = PermOrigin.REPO_USER % perm.UserRepoToPerm.user.username
if not self.explicit:
cur_perm = self.permissions_repositories.get(
r_k, 'repository.none')
p = self._choose_permission(p, cur_perm)
self.permissions_repositories[r_k] = p, o, obj_id
if perm.Repository.user_id == self.user_id:
# set admin if owner
p = 'repository.admin'
o = PermOrigin.REPO_OWNER
self.permissions_repositories[r_k] = p, o, obj_id
if self.user_is_admin:
p = 'repository.admin'
o = PermOrigin.SUPER_ADMIN
self.permissions_repositories[r_k] = p, o, obj_id
# finally in case of archived repositories, we downgrade higher
# permissions to read
if archived:
current_perm = self.permissions_repositories[r_k]
if current_perm in ['repository.write', 'repository.admin']:
p = 'repository.read'
o = PermOrigin.ARCHIVED
self.permissions_repositories[r_k] = p, o, obj_id
def _calculate_repository_branch_permissions(self):
# user group for repositories permissions
user_repo_branch_perms_from_user_group = Permission\
.get_default_repo_branch_perms_from_user_group(
self.user_id, self.scope_repo_id)
multiple_counter = collections.defaultdict(int)
for perm in user_repo_branch_perms_from_user_group:
r_k = perm.UserGroupRepoToPerm.repository.repo_name
p = perm.Permission.permission_name
pattern = perm.UserGroupToRepoBranchPermission.branch_pattern
o = PermOrigin.REPO_USERGROUP % perm.UserGroupRepoToPerm\
.users_group.users_group_name
multiple_counter[r_k] += 1
if multiple_counter[r_k] > 1:
cur_perm = self.permissions_repository_branches[r_k][pattern]
p = self._choose_permission(p, cur_perm)
self.permissions_repository_branches[r_k] = pattern, p, o
# user explicit branch permissions for repositories, overrides
# any specified by the group permission
user_repo_branch_perms = Permission.get_default_repo_branch_perms(
self.user_id, self.scope_repo_id)
for perm in user_repo_branch_perms:
r_k = perm.UserRepoToPerm.repository.repo_name
p = perm.Permission.permission_name
pattern = perm.UserToRepoBranchPermission.branch_pattern
o = PermOrigin.REPO_USER % perm.UserRepoToPerm.user.username
if not self.explicit:
cur_perm = self.permissions_repository_branches.get(r_k)
if cur_perm:
cur_perm = cur_perm[pattern]
cur_perm = cur_perm or 'branch.none'
p = self._choose_permission(p, cur_perm)
# NOTE(marcink): register all pattern/perm instances in this
# special dict that aggregates entries
self.permissions_repository_branches[r_k] = pattern, p, o
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_permission` 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:
rg_k = perm.UserGroupRepoGroupToPerm.group.group_name
obj_id = perm.UserGroupRepoGroupToPerm.group.group_id
multiple_counter[rg_k] += 1
o = PermOrigin.REPOGROUP_USERGROUP % perm.UserGroupRepoGroupToPerm\
.users_group.users_group_name
p = perm.Permission.permission_name
if multiple_counter[rg_k] > 1:
cur_perm = self.permissions_repository_groups[rg_k]
p = self._choose_permission(p, cur_perm)
self.permissions_repository_groups[rg_k] = p, o, obj_id
if perm.RepoGroup.user_id == self.user_id:
# set admin if owner, even for member of other user group
p = 'group.admin'
o = PermOrigin.REPOGROUP_OWNER
self.permissions_repository_groups[rg_k] = p, o, obj_id
if self.user_is_admin:
p = 'group.admin'
o = PermOrigin.SUPER_ADMIN
self.permissions_repository_groups[rg_k] = p, o, obj_id
# 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
obj_id = perm.UserRepoGroupToPerm.group.group_id
o = PermOrigin.REPOGROUP_USER % perm.UserRepoGroupToPerm\
.user.username
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)
self.permissions_repository_groups[rg_k] = p, o, obj_id
if perm.RepoGroup.user_id == self.user_id:
# set admin if owner
p = 'group.admin'
o = PermOrigin.REPOGROUP_OWNER
self.permissions_repository_groups[rg_k] = p, o, obj_id
if self.user_is_admin:
p = 'group.admin'
o = PermOrigin.SUPER_ADMIN
self.permissions_repository_groups[rg_k] = p, o, obj_id
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(
self.user_id, self.scope_user_group_id)
multiple_counter = collections.defaultdict(int)
for perm in user_group_from_user_group:
ug_k = perm.UserGroupUserGroupToPerm.target_user_group.users_group_name
obj_id = perm.UserGroupUserGroupToPerm.target_user_group.users_group_id
multiple_counter[ug_k] += 1
o = PermOrigin.USERGROUP_USERGROUP % perm.UserGroupUserGroupToPerm\
.user_group.users_group_name
p = perm.Permission.permission_name
if multiple_counter[ug_k] > 1:
cur_perm = self.permissions_user_groups[ug_k]
p = self._choose_permission(p, cur_perm)
self.permissions_user_groups[ug_k] = p, o, obj_id
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
self.permissions_user_groups[ug_k] = p, o, obj_id
if self.user_is_admin:
p = 'usergroup.admin'
o = PermOrigin.SUPER_ADMIN
self.permissions_user_groups[ug_k] = p, o, obj_id
# 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:
ug_k = perm.UserUserGroupToPerm.user_group.users_group_name
obj_id = perm.UserUserGroupToPerm.user_group.users_group_id
o = PermOrigin.USERGROUP_USER % perm.UserUserGroupToPerm\
.user.username
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)
self.permissions_user_groups[ug_k] = p, o, obj_id
if perm.UserGroup.user_id == self.user_id:
# set admin if owner
p = 'usergroup.admin'
o = PermOrigin.USERGROUP_OWNER
self.permissions_user_groups[ug_k] = p, o, obj_id
if self.user_is_admin:
p = 'usergroup.admin'
o = PermOrigin.SUPER_ADMIN
self.permissions_user_groups[ug_k] = p, o, obj_id
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,
'repository_branches': self.permissions_repository_branches,
'repositories_groups': self.permissions_repository_groups,
'user_groups': self.permissions_user_groups,
}
def allowed_auth_token_access(view_name, auth_token, whitelist=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=',')
# backward compat translation
compat = {
# old controller, new VIEW
'ChangesetController:*': 'RepoCommitsView:*',
'ChangesetController:changeset_patch': 'RepoCommitsView:repo_commit_patch',
'ChangesetController:changeset_raw': 'RepoCommitsView:repo_commit_raw',
'FilesController:raw': 'RepoCommitsView:repo_commit_raw',
'FilesController:archivefile': 'RepoFilesView:repo_archivefile',
'GistsController:*': 'GistView:*',
}
log.debug(
'Allowed views for AUTH TOKEN access: %s', whitelist)
auth_token_access_valid = False
for entry in whitelist:
token_match = True
if entry in compat:
# translate from old Controllers to Pyramid Views
entry = compat[entry]
if '@' in entry:
# specific AuthToken
entry, allowed_token = entry.split('@', 1)
token_match = auth_token == allowed_token
if fnmatch.fnmatch(view_name, entry) and token_match:
auth_token_access_valid = True
break
if auth_token_access_valid:
log.debug('view: `%s` matches entry in whitelist: %s',
view_name, whitelist)
else:
msg = ('view: `%s` does *NOT* match any entry in whitelist: %s'
% (view_name, whitelist))
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]
repo_read_perms = ['repository.read', 'repository.admin', 'repository.write']
repo_group_read_perms = ['group.read', 'group.write', 'group.admin']
user_group_read_perms = ['usergroup.read', 'usergroup.write', 'usergroup.admin']
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.username = username
self.ip_addr = ip_addr
self.name = ''
self.lastname = ''
self.first_name = ''
self.last_name = ''
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=None)
@LazyProperty
def permissions_safe(self):
"""
Filtered permissions excluding not allowed repositories
"""
perms = self.get_perms(user=self, cache=None)
perms['repositories'] = {
k: v for k, v in perms['repositories'].items()
if v != 'repository.none'}
perms['repositories_groups'] = {
k: v for k, v in perms['repositories_groups'].items()
if v != 'group.none'}
perms['user_groups'] = {
k: v for k, v in perms['user_groups'].items()
if v != 'usergroup.none'}
perms['repository_branches'] = {
k: v for k, v in perms['repository_branches'].iteritems()
if v != 'branch.none'}
return perms
@LazyProperty
def permissions_full_details(self):
return self.get_perms(
user=self, cache=None, calculate_super_admin=True)
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 = collections.OrderedDict()
_scope['repo_id'] = -1
_scope['user_group_id'] = -1
_scope['repo_group_id'] = -1
for k in sorted(scope.keys()):
_scope[k] = scope[k]
# store in cache to mimic how the @LazyProperty works,
# the difference here is that we use the unique key calculated
# from params and values
return self.get_perms(user=self, cache=None, scope=_scope)
def get_instance(self):
return User.get(self.user_id)
def propagate_data(self):
"""
Fills in user data and propagates values to this instance. Maps fetched
user attributes to this class instance attributes
"""
log.debug('AuthUser: starting data propagation for new potential user')
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:
log.debug('Trying Auth User lookup by USER ID: `%s`', self.user_id)
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:
log.debug('Trying Auth User lookup by API KEY: `...%s`', self._api_key[-4:])
is_user_loaded = user_model.fill_data(self, api_key=self._api_key)
# lookup by username
elif self.username:
log.debug('Trying Auth User lookup by USER NAME: `%s`', self.username)
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:
log.debug(
'Failed to load user. Fallback to default user %s', anon_user)
# if we cannot authenticate user try anonymous
if anon_user.active:
log.debug('default user is active, using it as a session user')
user_model.fill_data(self, user_id=anon_user.user_id)
# then we set this user is logged in
self.is_authenticated = True
else:
log.debug('default user is NOT active')
# 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('AuthUser: propagated user is now %s', self)
def get_perms(self, user, scope=None, explicit=True, algo='higherwin',
calculate_super_admin=False, cache=None):
"""
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
:param calculate_super_admin: calculate permissions for super-admin in the
same way as for regular user without speedups
:param cache: Use caching for calculation, None = let the cache backend decide
"""
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
cache_seconds = safe_int(
rhodecode.CONFIG.get('rc_cache.cache_perms.expiration_time'))
if cache is None:
# let the backend cache decide
cache_on = cache_seconds > 0
else:
cache_on = cache
log.debug(
'Computing PERMISSION tree for user %s scope `%s` '
'with caching: %s[TTL: %ss]', user, scope, cache_on, cache_seconds or 0)
cache_namespace_uid = 'cache_user_auth.{}'.format(user_id)
region = rc_cache.get_or_create_region('cache_perms', cache_namespace_uid)
@region.conditional_cache_on_arguments(namespace=cache_namespace_uid,
condition=cache_on)
def compute_perm_tree(cache_name, cache_ver,
user_id, scope, user_is_admin,user_inherit_default_permissions,
explicit, algo, calculate_super_admin):
return _cached_perms_data(
user_id, scope, user_is_admin, user_inherit_default_permissions,
explicit, algo, calculate_super_admin)
start = time.time()
result = compute_perm_tree(
'permissions', 'v1', user_id, scope, user_is_admin,
user_inherit_default_permissions, explicit, algo,
calculate_super_admin)
result_repr = []
for k in result:
result_repr.append((k, len(result[k])))
total = time.time() - start
log.debug('PERMISSION tree for user %s computed in %.4fs: %s',
user, total, result_repr)
return result
@property
def is_default(self):
return self.username == User.DEFAULT_USER
@property
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
"""
return [
x[0] for x in self.permissions['repositories'].items()
if x[1] == 'repository.admin']
@property
def repository_groups_admin(self):
"""
Returns list of repository groups you're an admin of
"""
return [
x[0] for x in self.permissions['repositories_groups'].items()
if x[1] == 'group.admin']
@property
def user_groups_admin(self):
"""
Returns list of user groups you're an admin of
"""
return [
x[0] for x in self.permissions['user_groups'].items()
if x[1] == 'usergroup.admin']
def repo_acl_ids_from_stack(self, perms=None, prefix_filter=None, cache=False):
if not perms:
perms = AuthUser.repo_read_perms
allowed_ids = []
for k, stack_data in self.permissions['repositories'].perm_origin_stack.items():
perm, origin, obj_id = stack_data[-1] # last item is the current permission
if prefix_filter and not k.startswith(prefix_filter):
continue
if perm in perms:
allowed_ids.append(obj_id)
return allowed_ids
def repo_acl_ids(self, perms=None, name_filter=None, cache=False):
"""
Returns list of repository ids that user have access to based on given
perms. The cache flag should be only used in cases that are used for
display purposes, NOT IN ANY CASE for permission checks.
"""
from rhodecode.model.scm import RepoList
if not perms:
perms = AuthUser.repo_read_perms
if not isinstance(perms, list):
raise ValueError('perms parameter must be a list got {} instead'.format(perms))
def _cached_repo_acl(perm_def, _name_filter):
qry = Repository.query()
if _name_filter:
ilike_expression = u'%{}%'.format(safe_unicode(_name_filter))
qry = qry.filter(
Repository.repo_name.ilike(ilike_expression))
return [x.repo_id for x in
RepoList(qry, perm_set=perm_def, extra_kwargs={'user': self})]
log.debug('Computing REPO ACL IDS user %s', self)
cache_namespace_uid = 'cache_user_repo_acl_ids.{}'.format(self.user_id)
region = rc_cache.get_or_create_region('cache_perms', cache_namespace_uid)
@region.conditional_cache_on_arguments(namespace=cache_namespace_uid, condition=cache)
def compute_repo_acl_ids(cache_ver, user_id, perm_def, _name_filter):
return _cached_repo_acl(perm_def, _name_filter)
start = time.time()
result = compute_repo_acl_ids('v1', self.user_id, perms, name_filter)
total = time.time() - start
log.debug('REPO ACL IDS for user %s computed in %.4fs', self, total)
return result
def repo_group_acl_ids_from_stack(self, perms=None, prefix_filter=None, cache=False):
if not perms:
perms = AuthUser.repo_group_read_perms
allowed_ids = []
for k, stack_data in self.permissions['repositories_groups'].perm_origin_stack.items():
perm, origin, obj_id = stack_data[-1] # last item is the current permission
if prefix_filter and not k.startswith(prefix_filter):
continue
if perm in perms:
allowed_ids.append(obj_id)
return allowed_ids
def repo_group_acl_ids(self, perms=None, name_filter=None, cache=False):
"""
Returns list of repository group ids that user have access to based on given
perms. The cache flag should be only used in cases that are used for
display purposes, NOT IN ANY CASE for permission checks.
"""
from rhodecode.model.scm import RepoGroupList
if not perms:
perms = AuthUser.repo_group_read_perms
if not isinstance(perms, list):
raise ValueError('perms parameter must be a list got {} instead'.format(perms))
def _cached_repo_group_acl(perm_def, _name_filter):
qry = RepoGroup.query()
if _name_filter:
ilike_expression = u'%{}%'.format(safe_unicode(_name_filter))
qry = qry.filter(
RepoGroup.group_name.ilike(ilike_expression))
return [x.group_id for x in
RepoGroupList(qry, perm_set=perm_def, extra_kwargs={'user': self})]
log.debug('Computing REPO GROUP ACL IDS user %s', self)
cache_namespace_uid = 'cache_user_repo_group_acl_ids.{}'.format(self.user_id)
region = rc_cache.get_or_create_region('cache_perms', cache_namespace_uid)
@region.conditional_cache_on_arguments(namespace=cache_namespace_uid, condition=cache)
def compute_repo_group_acl_ids(cache_ver, user_id, perm_def, _name_filter):
return _cached_repo_group_acl(perm_def, _name_filter)
start = time.time()
result = compute_repo_group_acl_ids('v1', self.user_id, perms, name_filter)
total = time.time() - start
log.debug('REPO GROUP ACL IDS for user %s computed in %.4fs', self, total)
return result
def user_group_acl_ids_from_stack(self, perms=None, cache=False):
if not perms:
perms = AuthUser.user_group_read_perms
allowed_ids = []
for k, stack_data in self.permissions['user_groups'].perm_origin_stack.items():
perm, origin, obj_id = stack_data[-1] # last item is the current permission
if perm in perms:
allowed_ids.append(obj_id)
return allowed_ids
def user_group_acl_ids(self, perms=None, name_filter=None, cache=False):
"""
Returns list of user group ids that user have access to based on given
perms. The cache flag should be only used in cases that are used for
display purposes, NOT IN ANY CASE for permission checks.
"""
from rhodecode.model.scm import UserGroupList
if not perms:
perms = AuthUser.user_group_read_perms
if not isinstance(perms, list):
raise ValueError('perms parameter must be a list got {} instead'.format(perms))
def _cached_user_group_acl(perm_def, _name_filter):
qry = UserGroup.query()
if _name_filter:
ilike_expression = u'%{}%'.format(safe_unicode(_name_filter))
qry = qry.filter(
UserGroup.users_group_name.ilike(ilike_expression))
return [x.users_group_id for x in
UserGroupList(qry, perm_set=perm_def, extra_kwargs={'user': self})]
log.debug('Computing USER GROUP ACL IDS user %s', self)
cache_namespace_uid = 'cache_user_user_group_acl_ids.{}'.format(self.user_id)
region = rc_cache.get_or_create_region('cache_perms', cache_namespace_uid)
@region.conditional_cache_on_arguments(namespace=cache_namespace_uid, condition=cache)
def compute_user_group_acl_ids(cache_ver, user_id, perm_def, _name_filter):
return _cached_user_group_acl(perm_def, _name_filter)
start = time.time()
result = compute_user_group_acl_ids('v1', self.user_id, perms, name_filter)
total = time.time() - start
log.debug('USER GROUP ACL IDS for user %s computed in %.4fs', self, total)
return result
@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)
@property
def personal_repo_group(self):
return RepoGroup.get_user_personal_repo_group(self.user_id)
@LazyProperty
def feed_token(self):
return self.get_instance().feed_token
@LazyProperty
def artifact_token(self):
return self.get_instance().artifact_token
@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 for user %s is in range of %s',
ip_addr, user_id, allowed_ips)
return True
else:
log.info('Access for IP:%s forbidden for user %s, '
'not in %s', ip_addr, user_id, allowed_ips)
return False
def get_branch_permissions(self, repo_name, perms=None):
perms = perms or self.permissions_with_scope({'repo_name': repo_name})
branch_perms = perms.get('repository_branches', {})
if not branch_perms:
return {}
repo_branch_perms = branch_perms.get(repo_name)
return repo_branch_perms or {}
def get_rule_and_branch_permission(self, repo_name, branch_name):
"""
Check if this AuthUser has defined any permissions for branches. If any of
the rules match in order, we return the matching permissions
"""
rule = default_perm = ''
repo_branch_perms = self.get_branch_permissions(repo_name=repo_name)
if not repo_branch_perms:
return rule, default_perm
# now calculate the permissions
for pattern, branch_perm in repo_branch_perms.items():
if fnmatch.fnmatch(branch_name, pattern):
rule = '`{}`=>{}'.format(pattern, branch_perm)
return rule, branch_perm
return rule, default_perm
def get_notice_messages(self):
notice_level = 'notice-error'
notice_messages = []
if self.is_default:
return [], notice_level
notices = UserNotice.query()\
.filter(UserNotice.user_id == self.user_id)\
.filter(UserNotice.notice_read == false())\
.all()
try:
for entry in notices:
msg = {
'msg_id': entry.user_notice_id,
'level': entry.notification_level,
'subject': entry.notice_subject,
'body': entry.notice_body,
}
notice_messages.append(msg)
log.debug('Got user %s %s messages', self, len(notice_messages))
levels = [x['level'] for x in notice_messages]
notice_level = 'notice-error' if 'error' in levels else 'notice-warning'
except Exception:
pass
return notice_messages, notice_level
def __repr__(self):
return self.repr_user(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 or ''),
'user_id': self.user_id,
'is_authenticated': self.is_authenticated
}
@classmethod
def repr_user(cls, user_id=0, username='ANONYMOUS', ip='0.0.0.0', is_authenticated=False):
tmpl = "<AuthUser('id:{}[{}] ip:{} auth:{}')>"
return tmpl.format(user_id, username, ip, 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:
def_user_id = User.get_default_user(cache=True).user_id
default_ips = UserIpMap.query().filter(UserIpMap.user_id == def_user_id)
if cache:
default_ips = default_ips.options(
FromCache("sql_cache_short", "get_user_ips_default"))
# 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
# NOTE:(marcink) we don't want to load any rules for empty
# user_id which is the case of access of non logged users when anonymous
# access is disabled
user_ips = []
if user_id:
user_ips = UserIpMap.query().filter(UserIpMap.user_id == user_id)
if cache:
user_ips = user_ips.options(
FromCache("sql_cache_short", "get_user_ips_%s" % user_id))
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 {ip for ip in ['0.0.0.0/0', '::/0']}
def set_available_permissions(settings):
"""
This function will propagate pyramid settings 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 settings: current pyramid registry.settings
"""
log.debug('auth: getting information about all available permissions')
try:
sa = meta.Session
all_perms = sa.query(Permission).all()
settings.setdefault('available_permissions',
[x.permission_name for x in all_perms])
log.debug('auth: set available permissions')
except Exception:
log.exception('Failed to fetch permissions from the database.')
raise
def get_csrf_token(session, 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 pyramid 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
"""
# NOTE(marcink): probably should be replaced with below one from pyramid 1.9
# from pyramid.csrf import get_csrf_token
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)
def get_request(perm_class_instance):
from pyramid.threadlocal import get_current_request
pyramid_request = get_current_request()
return pyramid_request
# 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 ``secure_form`` helper functions.
"""
def __init__(self, token=csrf_token_key, header='X-CSRF-Token', except_methods=None):
self.token = token
self.header = header
self.except_methods = except_methods or []
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
def _get_request(self):
return get_request(self)
def __wrapper(self, func, *fargs, **fkwargs):
request = self._get_request()
if request.method in self.except_methods:
return func(*fargs, **fkwargs)
cur_token = get_csrf_token(request.session, 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:
reason = 'token-mismatch [%s:%s]' % (
cur_token or ''[:6], supplied_token or ''[:6])
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))
raise HTTPForbidden(explanation=csrf_message)
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
"""
def __init__(self, auth_token_access=None):
self.auth_token_access = auth_token_access
if self.auth_token_access:
valid_type = set(auth_token_access).intersection(set(UserApiKeys.ROLES))
if not valid_type:
raise ValueError('auth_token_access must be on of {}, got {}'.format(
UserApiKeys.ROLES, auth_token_access))
def __call__(self, func):
return get_cython_compat_decorator(self.__wrapper, func)
def _get_request(self):
return get_request(self)
def __wrapper(self, func, *fargs, **fkwargs):
from rhodecode.lib import helpers as h
cls = fargs[0]
user = cls._rhodecode_user
request = self._get_request()
_ = request.translate
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 {} not allowed'.format(user.ip_addr))),
category='warning')
ip_access_valid = False
# we used stored token that is extract from GET or URL param (if any)
_auth_token = request.user_auth_token
# check if we used an AUTH_TOKEN and it's a valid one
# defined white-list of controllers which API access will be enabled
whitelist = None
if self.auth_token_access:
# since this location is allowed by @LoginRequired decorator it's our
# only whitelist
whitelist = [loc]
auth_token_access_valid = allowed_auth_token_access(
loc, whitelist=whitelist, auth_token=_auth_token)
# explicit controller is enabled or API is in our whitelist
if auth_token_access_valid:
log.debug('Checking AUTH TOKEN access for %s', cls)
db_user = user.get_instance()
if db_user:
if self.auth_token_access:
roles = self.auth_token_access
else:
roles = [UserApiKeys.ROLE_HTTP]
log.debug('AUTH TOKEN: checking auth for user %s and roles %s',
db_user, roles)
token_match = db_user.authenticate_by_token(
_auth_token, roles=roles)
else:
log.debug('Unable to fetch db instance for auth user: %s', user)
token_match = False
if _auth_token and token_match:
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)
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 = get_came_from(request)
log.debug('redirecting to login page with %s', came_from)
raise HTTPFound(
h.route_path('login', _query={'came_from': came_from}))
class NotAnonymous(object):
"""
Must be logged in to execute this function else
redirect to login page
"""
def __call__(self, func):
return get_cython_compat_decorator(self.__wrapper, func)
def _get_request(self):
return get_request(self)
def __wrapper(self, func, *fargs, **fkwargs):
import rhodecode.lib.helpers as h
cls = fargs[0]
self.user = cls._rhodecode_user
request = self._get_request()
_ = request.translate
log.debug('Checking if user is not anonymous @%s', cls)
anonymous = self.user.username == User.DEFAULT_USER
if anonymous:
came_from = get_came_from(request)
h.flash(_('You need to be a registered user to '
'perform this action'),
category='warning')
raise HTTPFound(
h.route_path('login', _query={'came_from': came_from}))
else:
return func(*fargs, **fkwargs)
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,<