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- # Copyright 2020 The Matrix.org Foundation C.I.C.
- #
- # Licensed under the Apache License, Version 2.0 (the "License");
- # you may not use this file except in compliance with the License.
- # You may obtain a copy of the License at
- #
- # http://www.apache.org/licenses/LICENSE-2.0
- #
- # Unless required by applicable law or agreed to in writing, software
- # distributed under the License is distributed on an "AS IS" BASIS,
- # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- # See the License for the specific language governing permissions and
- # limitations under the License.
- from typing import Any, Optional
-
- from synapse.config._base import Config
- from synapse.config._util import validate_config
- from synapse.types import JsonDict
-
-
- class FederationConfig(Config):
- section = "federation"
-
- def read_config(self, config: JsonDict, **kwargs: Any) -> None:
- federation_config = config.setdefault("federation", {})
-
- # FIXME: federation_domain_whitelist needs sytests
- self.federation_domain_whitelist: Optional[dict] = None
- federation_domain_whitelist = config.get("federation_domain_whitelist", None)
-
- if federation_domain_whitelist is not None:
- # turn the whitelist into a hash for speed of lookup
- self.federation_domain_whitelist = {}
-
- for domain in federation_domain_whitelist:
- self.federation_domain_whitelist[domain] = True
-
- federation_metrics_domains = config.get("federation_metrics_domains") or []
- validate_config(
- _METRICS_FOR_DOMAINS_SCHEMA,
- federation_metrics_domains,
- ("federation_metrics_domains",),
- )
- self.federation_metrics_domains = set(federation_metrics_domains)
-
- self.allow_profile_lookup_over_federation = config.get(
- "allow_profile_lookup_over_federation", True
- )
-
- self.allow_device_name_lookup_over_federation = config.get(
- "allow_device_name_lookup_over_federation", False
- )
-
- # Allow for the configuration of timeout, max request retries
- # and min/max retry delays in the matrix federation client.
- self.client_timeout_ms = Config.parse_duration(
- federation_config.get("client_timeout", "60s")
- )
- self.max_long_retry_delay_ms = Config.parse_duration(
- federation_config.get("max_long_retry_delay", "60s")
- )
- self.max_short_retry_delay_ms = Config.parse_duration(
- federation_config.get("max_short_retry_delay", "2s")
- )
- self.max_long_retries = federation_config.get("max_long_retries", 10)
- self.max_short_retries = federation_config.get("max_short_retries", 3)
-
- # Allow for the configuration of the backoff algorithm used
- # when trying to reach an unavailable destination.
- # Unlike previous configuration those values applies across
- # multiple requests and the state of the backoff is stored on DB.
- self.destination_min_retry_interval_ms = Config.parse_duration(
- federation_config.get("destination_min_retry_interval", "10m")
- )
- self.destination_retry_multiplier = federation_config.get(
- "destination_retry_multiplier", 2
- )
- self.destination_max_retry_interval_ms = min(
- Config.parse_duration(
- federation_config.get("destination_max_retry_interval", "7d")
- ),
- # Set a hard-limit to not overflow the database column.
- 2**62,
- )
-
-
- _METRICS_FOR_DOMAINS_SCHEMA = {"type": "array", "items": {"type": "string"}}
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