65 lines
		
	
	
		
			2.3 KiB
		
	
	
	
		
			Python
		
	
	
			
		
		
	
	
			65 lines
		
	
	
		
			2.3 KiB
		
	
	
	
		
			Python
		
	
	
# Copyright 2019 The Matrix.org Foundation C.I.C.d
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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 Any, List, Set
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from synapse.types import JsonDict
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from synapse.util.check_dependencies import check_requirements
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from ._base import Config, ConfigError
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class TracerConfig(Config):
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    section = "tracing"
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    def read_config(self, config: JsonDict, **kwargs: Any) -> None:
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        opentracing_config = config.get("opentracing")
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        if opentracing_config is None:
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            opentracing_config = {}
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        self.opentracer_enabled = opentracing_config.get("enabled", False)
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        self.jaeger_config = opentracing_config.get(
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            "jaeger_config",
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            {"sampler": {"type": "const", "param": 1}, "logging": False},
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        )
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        self.force_tracing_for_users: Set[str] = set()
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        if not self.opentracer_enabled:
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            return
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        check_requirements("opentracing")
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        # The tracer is enabled so sanitize the config
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        self.opentracer_whitelist: List[str] = opentracing_config.get(
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            "homeserver_whitelist", []
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        )
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        if not isinstance(self.opentracer_whitelist, list):
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            raise ConfigError("Tracer homeserver_whitelist config is malformed")
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        force_tracing_for_users = opentracing_config.get("force_tracing_for_users", [])
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        if not isinstance(force_tracing_for_users, list):
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            raise ConfigError(
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                "Expected a list", ("opentracing", "force_tracing_for_users")
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            )
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        for i, u in enumerate(force_tracing_for_users):
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            if not isinstance(u, str):
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                raise ConfigError(
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                    "Expected a string",
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                    ("opentracing", "force_tracing_for_users", f"index {i}"),
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                )
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            self.force_tracing_for_users.add(u)
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