85 lines
		
	
	
		
			3.3 KiB
		
	
	
	
		
			Python
		
	
	
			
		
		
	
	
			85 lines
		
	
	
		
			3.3 KiB
		
	
	
	
		
			Python
		
	
	
| # -*- coding: utf-8 -*-
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| # Copyright 2020 The Matrix.org Foundation C.I.C.
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| #
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| # Licensed under the Apache License, Version 2.0 (the "License");
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| # you may not use this file except in compliance with the License.
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| # You may obtain a copy of the License at
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| #
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| #     http://www.apache.org/licenses/LICENSE-2.0
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| #
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| # Unless required by applicable law or agreed to in writing, software
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| # distributed under the License is distributed on an "AS IS" BASIS,
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| # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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| # See the License for the specific language governing permissions and
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| # limitations under the License.
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| from typing import Optional
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| 
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| from synapse.config._base import Config
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| from synapse.config._util import validate_config
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| 
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| 
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| class FederationConfig(Config):
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|     section = "federation"
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| 
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|     def read_config(self, config, **kwargs):
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|         # FIXME: federation_domain_whitelist needs sytests
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|         self.federation_domain_whitelist = None  # type: Optional[dict]
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|         federation_domain_whitelist = config.get("federation_domain_whitelist", None)
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| 
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|         if federation_domain_whitelist is not None:
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|             # turn the whitelist into a hash for speed of lookup
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|             self.federation_domain_whitelist = {}
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| 
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|             for domain in federation_domain_whitelist:
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|                 self.federation_domain_whitelist[domain] = True
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| 
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|         federation_metrics_domains = config.get("federation_metrics_domains") or []
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|         validate_config(
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|             _METRICS_FOR_DOMAINS_SCHEMA,
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|             federation_metrics_domains,
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|             ("federation_metrics_domains",),
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|         )
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|         self.federation_metrics_domains = set(federation_metrics_domains)
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| 
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|     def generate_config_section(self, config_dir_path, server_name, **kwargs):
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|         return """\
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|         ## Federation ##
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| 
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|         # Restrict federation to the following whitelist of domains.
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|         # N.B. we recommend also firewalling your federation listener to limit
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|         # inbound federation traffic as early as possible, rather than relying
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|         # purely on this application-layer restriction.  If not specified, the
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|         # default is to whitelist everything.
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|         #
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|         #federation_domain_whitelist:
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|         #  - lon.example.com
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|         #  - nyc.example.com
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|         #  - syd.example.com
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| 
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|         # List of IP address CIDR ranges that should be allowed for federation,
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|         # identity servers, push servers, and for checking key validity for
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|         # third-party invite events. This is useful for specifying exceptions to
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|         # wide-ranging blacklisted target IP ranges - e.g. for communication with
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|         # a push server only visible in your network.
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|         #
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|         # This whitelist overrides ip_range_blacklist and defaults to an empty
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|         # list.
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|         #
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|         #ip_range_whitelist:
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|         #   - '192.168.1.1'
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| 
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|         # Report prometheus metrics on the age of PDUs being sent to and received from
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|         # the following domains. This can be used to give an idea of "delay" on inbound
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|         # and outbound federation, though be aware that any delay can be due to problems
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|         # at either end or with the intermediate network.
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|         #
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|         # By default, no domains are monitored in this way.
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|         #
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|         #federation_metrics_domains:
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|         #  - matrix.org
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|         #  - example.com
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|         """
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| 
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| 
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| _METRICS_FOR_DOMAINS_SCHEMA = {"type": "array", "items": {"type": "string"}}
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