From 62ed877433e23ba055cbc69a089c09d03c67681d Mon Sep 17 00:00:00 2001 From: reivilibre Date: Tue, 13 Dec 2022 13:19:19 +0000 Subject: Improve validation of field size limits in events. (#14664) --- synapse/api/errors.py | 11 ++++++++++- 1 file changed, 10 insertions(+), 1 deletion(-) (limited to 'synapse/api/errors.py') diff --git a/synapse/api/errors.py b/synapse/api/errors.py index 76ef12ed3a..c2c177fd71 100644 --- a/synapse/api/errors.py +++ b/synapse/api/errors.py @@ -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): -- cgit 1.5.1