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Tighten the default rate limit of creating new devices. (#15135)

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Patrick Cloke 2023-02-22 14:37:18 -05:00 committed by GitHub
parent 6def779a1a
commit 4ed08ff72e
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3 changed files with 15 additions and 5 deletions
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1
changelog.d/15135.misc Normal file
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@ -0,0 +1 @@
Tighten the login ratelimit defaults.

6
docs/usage/configuration/config_documentation.md
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@ -1518,11 +1518,11 @@ rc_registration_token_validity:
This option specifies several limits for login:
* `address` ratelimits login requests based on the client's IP
address. Defaults to `per_second: 0.17`, `burst_count: 3`.
address. Defaults to `per_second: 0.003`, `burst_count: 5`.
* `account` ratelimits login requests based on the account the
client is attempting to log into. Defaults to `per_second: 0.17`,
`burst_count: 3`.
client is attempting to log into. Defaults to `per_second: 0.03`,
`burst_count: 5`.
* `failed_attempts` ratelimits login requests based on the account the
client is attempting to log into, based on the amount of failed login

13
synapse/config/ratelimiting.py
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@ -87,9 +87,18 @@ class RatelimitConfig(Config):
defaults={"per_second": 0.1, "burst_count": 5},
)
# It is reasonable to login with a bunch of devices at once (i.e. when
# setting up an account), but it is *not* valid to continually be
# logging into new devices.
rc_login_config = config.get("rc_login", {})
self.rc_login_address = RatelimitSettings(rc_login_config.get("address", {}))
self.rc_login_account = RatelimitSettings(rc_login_config.get("account", {}))
self.rc_login_address = RatelimitSettings(
rc_login_config.get("address", {}),
defaults={"per_second": 0.003, "burst_count": 5},
)
self.rc_login_account = RatelimitSettings(
rc_login_config.get("account", {}),
defaults={"per_second": 0.003, "burst_count": 5},
)
self.rc_login_failed_attempts = RatelimitSettings(
rc_login_config.get("failed_attempts", {})
)