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Improve validation of field size limits in events. (#14664)

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reivilibre 2022-12-13 13:19:19 +00:00 • committed by GitHub
parent e2a1adbf5d
commit 62ed877433
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8 changed files with 123 additions and 34 deletions
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11
synapse/api/errors.py
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@ -424,8 +424,17 @@ class ResourceLimitError(SynapseError):
class EventSizeError(SynapseError):
"""An error raised when an event is too big."""
def __init__(self, msg: str):
def __init__(self, msg: str, unpersistable: bool):
"""
unpersistable:
if True, the PDU must not be persisted, not even as a rejected PDU
when received over federation.
This is notably true when the entire PDU exceeds the size limit for a PDU,
(as opposed to an individual key's size limit being exceeded).
"""
super().__init__(413, msg, Codes.TOO_LARGE)
self.unpersistable = unpersistable
class LoginError(SynapseError):