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Strictly enforce canonicaljson requirements in a new room version (#7381)

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Patrick Cloke 2020-05-14 13:24:01 -04:00 • committed by GitHub
parent ec0b72bc4e
commit 56b66db78a
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7 changed files with 137 additions and 5 deletions
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24
synapse/api/room_versions.py
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@ -59,7 +59,11 @@ class RoomVersion(object):
# bool: before MSC2261/MSC2432, m.room.aliases had special auth rules and redaction rules
special_case_aliases_auth = attr.ib(type=bool)
# Strictly enforce canonicaljson, do not allow:
# * Integers outside the range of [-2 ^ 53 + 1, 2 ^ 53 - 1]
# * Floats
# * NaN, Infinity, -Infinity
strict_canonicaljson = 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)
@ -73,6 +77,7 @@ class RoomVersions(object):
StateResolutionVersions.V1,
enforce_key_validity=False,
special_case_aliases_auth=True,
strict_canonicaljson=False,
limit_notifications_power_levels=False,
)
V2 = RoomVersion(
@ -82,6 +87,7 @@ class RoomVersions(object):
StateResolutionVersions.V2,
enforce_key_validity=False,
special_case_aliases_auth=True,
strict_canonicaljson=False,
limit_notifications_power_levels=False,
)
V3 = RoomVersion(
@ -91,6 +97,7 @@ class RoomVersions(object):
StateResolutionVersions.V2,
enforce_key_validity=False,
special_case_aliases_auth=True,
strict_canonicaljson=False,
limit_notifications_power_levels=False,
)
V4 = RoomVersion(
@ -100,6 +107,7 @@ class RoomVersions(object):
StateResolutionVersions.V2,
enforce_key_validity=False,
special_case_aliases_auth=True,
strict_canonicaljson=False,
limit_notifications_power_levels=False,
)
V5 = RoomVersion(
@ -109,6 +117,7 @@ class RoomVersions(object):
StateResolutionVersions.V2,
enforce_key_validity=True,
special_case_aliases_auth=True,
strict_canonicaljson=False,
limit_notifications_power_levels=False,
)
MSC2432_DEV = RoomVersion(
@ -118,6 +127,17 @@ class RoomVersions(object):
StateResolutionVersions.V2,
enforce_key_validity=True,
special_case_aliases_auth=False,
strict_canonicaljson=False,
limit_notifications_power_levels=False,
)
STRICT_CANONICALJSON = RoomVersion(
"org.matrix.strict_canonicaljson",
RoomDisposition.UNSTABLE,
EventFormatVersions.V3,
StateResolutionVersions.V2,
enforce_key_validity=True,
special_case_aliases_auth=True,
strict_canonicaljson=True,
limit_notifications_power_levels=False,
)
MSC2209_DEV = RoomVersion(
@ -127,6 +147,7 @@ class RoomVersions(object):
StateResolutionVersions.V2,
enforce_key_validity=True,
special_case_aliases_auth=True,
strict_canonicaljson=False,
limit_notifications_power_levels=True,
)
@ -140,6 +161,7 @@ KNOWN_ROOM_VERSIONS = {
RoomVersions.V4,
RoomVersions.V5,
RoomVersions.MSC2432_DEV,
RoomVersions.STRICT_CANONICALJSON,
RoomVersions.MSC2209_DEV,
)
} # type: Dict[str, RoomVersion]