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 test_max_tag_value_length(self):
c = Config({}, service_name='x')
assert c.max_tag_value_length == constants.MAX_TAG_VALUE_LENGTH
c = Config({'max_tag_value_length': 333}, service_name='x')
assert c.max_tag_value_length == 333
t = c.create_tracer(NullReporter(), ConstSampler(True))
assert t.max_tag_value_length == 333
def test_max_tag_value_length(self):
c = Config({}, service_name='x')
assert c.max_tag_value_length == constants.MAX_TAG_VALUE_LENGTH
c = Config({'max_tag_value_length': 333}, service_name='x')
assert c.max_tag_value_length == 333
t = c.create_tracer(NullReporter(), ConstSampler(True))
assert t.max_tag_value_length == 333
def init():
config = Config(service_name='test',
config={
'trace_id_header': 'Trace_ID',
'baggage_header_prefix': 'Trace-Attr-',
})
reporter = InMemoryReporter()
tracer = config.create_tracer(
reporter=reporter,
sampler=ConstSampler(True),
)
tracing = FlaskTracing(tracer, True, app)
def test_tags(self):
os.environ['JAEGER_TAGS'] = 'a=b,c=d'
c = Config({'tags': {'e': 'f'}}, service_name='x')
assert c.tags == {'a': 'b', 'c': 'd', 'e': 'f'}
c.create_tracer(NullReporter(), ConstSampler(True))
logging.basicConfig(format="%(asctime)s %(message)s", level=log_level)
reporter = Reporter()
config = Config(
config={ # usually read from some yaml config
"sampler": {
"type": "const",
"param": 1,
},
# 'logging': True,
},
service_name="your-app-name",
)
tracer = config.create_tracer(reporter, config.sampler)
# tracer = config.initialize_tracer()
opentracing.set_global_tracer(tracer)
i = 0
# for _ in range(100000):
# tr = tracker.SummaryTracker()
# tr = tracker.SummaryTracker()
while True:
with tracer.start_span("TestSpan") as span:
span.set_tag("test_int", 25)
span.set_tag("test_str", "foobar")
span.set_tag("test_double", 1.25)
def test_tags(self):
os.environ['JAEGER_TAGS'] = 'a=b,c=d'
c = Config({'tags': {'e': 'f'}}, service_name='x')
assert c.tags == {'a': 'b', 'c': 'd', 'e': 'f'}
c.create_tracer(NullReporter(), ConstSampler(True))
