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Enforce MSC2209: auth rules for notifications in power level event (#7502)

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In a new room version, the "notifications" key of power level events are
subject to restricted auth rules.
This commit is contained in:
Patrick Cloke 2020-05-14 12:38:17 -04:00 • committed by GitHub
parent 5611644519
commit fef3ff5cc4
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GPG key ID: 4AEE18F83AFDEB23
4 changed files with 65 additions and 3 deletions
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22
synapse/api/room_versions.py
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@ -58,7 +58,11 @@ class RoomVersion(object):
enforce_key_validity = attr.ib() # bool
# bool: before MSC2261/MSC2432, m.room.aliases had special auth rules and redaction rules
special_case_aliases_auth = attr.ib(type=bool, default=False)
special_case_aliases_auth = attr.ib(type=bool)
# bool: MSC2209: Check 'notifications' key while verifying
# m.room.power_levels auth rules.
limit_notifications_power_levels = attr.ib(type=bool)
class RoomVersions(object):
@ -69,6 +73,7 @@ class RoomVersions(object):
StateResolutionVersions.V1,
enforce_key_validity=False,
special_case_aliases_auth=True,
limit_notifications_power_levels=False,
)
V2 = RoomVersion(
"2",
@ -77,6 +82,7 @@ class RoomVersions(object):
StateResolutionVersions.V2,
enforce_key_validity=False,
special_case_aliases_auth=True,
limit_notifications_power_levels=False,
)
V3 = RoomVersion(
"3",
@ -85,6 +91,7 @@ class RoomVersions(object):
StateResolutionVersions.V2,
enforce_key_validity=False,
special_case_aliases_auth=True,
limit_notifications_power_levels=False,
)
V4 = RoomVersion(
"4",
@ -93,6 +100,7 @@ class RoomVersions(object):
StateResolutionVersions.V2,
enforce_key_validity=False,
special_case_aliases_auth=True,
limit_notifications_power_levels=False,
)
V5 = RoomVersion(
"5",
@ -101,6 +109,7 @@ class RoomVersions(object):
StateResolutionVersions.V2,
enforce_key_validity=True,
special_case_aliases_auth=True,
limit_notifications_power_levels=False,
)
MSC2432_DEV = RoomVersion(
"org.matrix.msc2432",
@ -109,6 +118,16 @@ class RoomVersions(object):
StateResolutionVersions.V2,
enforce_key_validity=True,
special_case_aliases_auth=False,
limit_notifications_power_levels=False,
)
MSC2209_DEV = RoomVersion(
"org.matrix.msc2209",
RoomDisposition.UNSTABLE,
EventFormatVersions.V3,
StateResolutionVersions.V2,
enforce_key_validity=True,
special_case_aliases_auth=True,
limit_notifications_power_levels=True,
)
@ -121,5 +140,6 @@ KNOWN_ROOM_VERSIONS = {
RoomVersions.V4,
RoomVersions.V5,
RoomVersions.MSC2432_DEV,
RoomVersions.MSC2209_DEV,
)
} # type: Dict[str, RoomVersion]