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sharing/group: improve permission check

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This commit is contained in:
Peter Bieringer
2026-07-19 16:28:44 +02:00
parent 92d1ae9317
commit 593388e957
1 changed files with 14 additions and 23 deletions
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37
radicale/sharing/__init__.py
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@@ -1093,10 +1093,9 @@ class BaseSharing:
Permissions = str(Permissions)
if Conversion == "bday":
# bday is read-only and not supporting "Ee"
for permission in Permissions:
if permission not in "rPp":
logger.warning(api_info + ": PathMapped=%r Permissions=%r not supported for Conversion=%r", PathMapped, Permissions, Conversion)
return httputils.bad_request("Permissions are not supported for conversion")
if rights.intersect(Permissions, "Eew"):
logger.warning(api_info + ": PathMapped=%r Permissions=%r not supported for Conversion=%r", PathMapped, Permissions, Conversion)
return httputils.bad_request("Permissions are not supported for conversion: %r" % Permissions)
if Enabled is None:
Enabled = False # security by default
@@ -1212,17 +1211,10 @@ class BaseSharing:
# enforce user toggles for groups
HiddenByUser = False
EnabledByUser = True
if "E" in Permissions:
logger.warning(api_info + ": 'E' in Permissions=%r not allowed for group User=%r", Permissions, User)
return httputils.NOT_ALLOWED
elif "P" in Permissions:
logger.warning(api_info + ": 'P' in Permissions=%r not allowed for group User=%r", Permissions, User)
return httputils.NOT_ALLOWED
# enforce permissions for group
if "e" not in Permissions:
Permissions += "e"
if "p" not in Permissions:
Permissions += "p"
if rights.intersect(Permissions, "EP"):
logger.warning(api_info + ": PathMapped=%r Permissions=%r not supported for share-by-group/realm", PathMapped, Permissions)
return httputils.bad_request("Permissions are not supported for conversion: %r" % Permissions)
Permissions = rights.add(Permissions, "ep") # enforce permissions for group
logger.trace("" + api_info + ": %r (Permissions=%r PathOrToken=%r Owner=%r User=%r)", PathMapped, Permissions, PathOrToken, user, User)
@@ -1335,10 +1327,9 @@ class BaseSharing:
Permissions = str(Permissions)
if share['Conversion'] == "bday":
# bday is read-only and not supporting "Ee"
for permission in Permissions:
if permission not in "rPp":
logger.warning(api_info + ": PathMapped=%r Permissions=%r not supported for Conversion=%r", PathMapped, Permissions, Conversion)
return httputils.bad_request("Permissions are not supported for conversion")
if rights.intersect(Permissions, "Eew"):
logger.warning(api_info + ": PathMapped=%r Permissions=%r not supported for Conversion=%r", PathMapped, Permissions, Conversion)
return httputils.bad_request("Permissions are not supported for conversion: %r" % Permissions)
if Conversion is not None and share['Conversion'] is not None:
if Conversion != share['Conversion']:
@@ -1348,10 +1339,10 @@ class BaseSharing:
if (User is not None and (User.startswith(SHARING_SEPARATOR_GROUP) or User.startswith(SHARING_SEPARATOR_REALM))) or (share['User'].startswith(SHARING_SEPARATOR_GROUP) or share['User'].startswith(SHARING_SEPARATOR_REALM)):
# enforce user permissions for groups
if Permissions is not None:
if "e" not in Permissions:
Permissions += "e"
if "p" not in Permissions:
Permissions += "p"
if rights.intersect(Permissions, "EP"):
logger.warning(api_info + ": PathMapped=%r Permissions=%r not supported for share-by-group/realm", PathMapped, Permissions)
return httputils.bad_request("Permissions are not supported for share-by-group/realm: %r" % Permissions)
Permissions = rights.add(Permissions, "ep") # enforce permissions for group
if user == share['Owner']:
if PathMapped is not None: