def init_tracer(hs: "HomeServer"):
"""Set the whitelists and initialise the JaegerClient tracer"""
global opentracing
if not hs.config.opentracer_enabled:
# We don't have a tracer
opentracing = None
return
if not opentracing or not JaegerConfig:
raise ConfigError(
"The server has been configured to use opentracing but opentracing is not "
"installed.")
# Pull out the jaeger config if it was given. Otherwise set it to something sensible.
# See https://github.com/jaegertracing/jaeger-client-python/blob/master/jaeger_client/config.py
set_homeserver_whitelist(hs.config.opentracer_whitelist)
from jaeger_client.metrics.prometheus import PrometheusMetricsFactory
config = JaegerConfig(
config=hs.config.jaeger_config,
service_name=f"{hs.config.server_name} {hs.get_instance_name()}",
scope_manager=LogContextScopeManager(hs.config),
metrics_factory=PrometheusMetricsFactory(),
)
# If we have the rust jaeger reporter available let's use that.
if RustReporter:
logger.info("Using rust_python_jaeger_reporter library")
tracer = config.create_tracer(RustReporter(), config.sampler)
opentracing.set_global_tracer(tracer)
else:
config.initialize_tracer()
def init_tracer(config):
"""Set the whitelists and initialise the JaegerClient tracer
Args:
config (HomeserverConfig): The config used by the homeserver
"""
global opentracing
if not config.opentracer_enabled:
# We don't have a tracer
opentracing = None
return
if not opentracing or not JaegerConfig:
raise ConfigError(
"The server has been configured to use opentracing but opentracing is not "
"installed.")
# Include the worker name
name = config.worker_name if config.worker_name else "master"
# Pull out the jaeger config if it was given. Otherwise set it to something sensible.
# See https://github.com/jaegertracing/jaeger-client-python/blob/master/jaeger_client/config.py
set_homeserver_whitelist(config.opentracer_whitelist)
JaegerConfig(
config=config.jaeger_config,
service_name="{} {}".format(config.server_name, name),
scope_manager=LogContextScopeManager(config),
).initialize_tracer()
def setUp(self) -> None:
# since this is a unit test, we don't really want to mess around with the
# global variables that power opentracing. We create our own tracer instance
# and test with it.
scope_manager = LogContextScopeManager({})
config = jaeger_client.config.Config(
config={}, service_name="test", scope_manager=scope_manager
)
self._reporter = jaeger_client.reporter.InMemoryReporter()
self._tracer = config.create_tracer(
sampler=jaeger_client.ConstSampler(True),
reporter=self._reporter,
)
def init_tracer(config):
"""Set the whitelists and initialise the JaegerClient tracer
Args:
config (HomeserverConfig): The config used by the homeserver
"""
global opentracing
if not config.opentracer_enabled:
# We don't have a tracer
opentracing = None
return
if not opentracing or not JaegerConfig:
raise ConfigError(
"The server has been configured to use opentracing but opentracing is not "
"installed.")
# Include the worker name
name = config.worker_name if config.worker_name else "master"
set_homeserver_whitelist(config.opentracer_whitelist)
jaeger_config = JaegerConfig(
config={
"sampler": {
"type": "const",
"param": 1
},
"logging": True
},
service_name="{} {}".format(config.server_name, name),
scope_manager=LogContextScopeManager(config),
)
jaeger_config.initialize_tracer()
# Set up tags to be opentracing's tags
global tags
tags = opentracing.tags