oss/Radicale
oss/Radicale
1
0
Fork 0
mirror of https://github.com/Kozea/Radicale.git synced 2025-06-26 16:45:52 +00:00
Code Wiki Activity

Implementing group based collection matching.

Browse source 
Optimize rights evaluation.
This commit is contained in:
Dipl. Ing. Péter Varkoly 2022-02-21 08:36:10 +01:00
parent 2dc0fd29dc
commit eda8309a04
2 changed files with 35 additions and 16 deletions
Download patch file Download diff file Expand all files Collapse all files

43
radicale/rights/from_file.py
View file

@ -44,30 +44,42 @@ from radicale.log import logger
class Rights(rights.BaseRights):
_filename: str
_rights_config
def __init__(self, configuration: config.Configuration) -> None:
super().__init__(configuration)
self._filename = configuration.get("rights", "file")
_rights_config = configparser.ConfigParser()
try:
with open(self._filename, "r") as f:
_rights_config.read_file(f)
except Exception as e:
raise RuntimeError("Failed to load rights file %r: %s" %
(self._filename, e)) from e
def authorization(self, user: str, path: str) -> str:
user = user or ""
sane_path = pathutils.strip_path(path)
# Prevent "regex injection"
escaped_user = re.escape(user)
rights_config = configparser.ConfigParser()
try:
with open(self._filename, "r") as f:
rights_config.read_file(f)
except Exception as e:
raise RuntimeError("Failed to load rights file %r: %s" %
(self._filename, e)) from e
for section in rights_config.sections():
for section in _rights_config.sections():
user_match = False
group_match = []
collection_match = False
try:
user_pattern = rights_config.get(section, "user")
collection_pattern = rights_config.get(section, "collection")
collection_pattern = _rights_config.get(section, "collection")
user_pattern = _rights_config.get(section, "user", fallback = "")
groups = _rights_config.get(section, "groups", fallback = "").split(",")
try:
group_match = self._auth._ldap_groups & set(groups)
except NameError:
pass
# Use empty format() for harmonized handling of curly braces
user_match = re.fullmatch(user_pattern.format(), user)
collection_match = user_match and re.fullmatch(
collection_match = re.fullmatch(
collection_pattern.format(
*(re.escape(s) for s in user_match.groups()),
user=escaped_user), sane_path)
@ -75,10 +87,15 @@ class Rights(rights.BaseRights):
raise RuntimeError("Error in section %r of rights file %r: "
"%s" % (section, self._filename, e)) from e
if user_match and collection_match:
logger.debug("Rule %r:%r matches %r:%r from section %r",
logger.debug("User rule %r:%r matches %r:%r from section %r",
user, sane_path, user_pattern,
collection_pattern, section)
return rights_config.get(section, "permissions")
return _rights_config.get(section, "permissions")
if len(group_match) > 0 and collection_match:
logger.debug("Group rule %r:%r matches %r from section %r",
group_match, sane_path,
collection_pattern, section)
return _rights_config.get(section, "permissions")
logger.debug("Rule %r:%r doesn't match %r:%r from section %r",
user, sane_path, user_pattern, collection_pattern,
section)