diff options
Diffstat (limited to '.venv/lib/python3.12/site-packages/opentelemetry/sdk/trace/id_generator.py')
-rw-r--r-- | .venv/lib/python3.12/site-packages/opentelemetry/sdk/trace/id_generator.py | 60 |
1 files changed, 60 insertions, 0 deletions
diff --git a/.venv/lib/python3.12/site-packages/opentelemetry/sdk/trace/id_generator.py b/.venv/lib/python3.12/site-packages/opentelemetry/sdk/trace/id_generator.py new file mode 100644 index 00000000..cd1f89bc --- /dev/null +++ b/.venv/lib/python3.12/site-packages/opentelemetry/sdk/trace/id_generator.py @@ -0,0 +1,60 @@ +# Copyright The OpenTelemetry Authors +# +# 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. + +import abc +import random + +from opentelemetry import trace + + +class IdGenerator(abc.ABC): + @abc.abstractmethod + def generate_span_id(self) -> int: + """Get a new span ID. + + Returns: + A 64-bit int for use as a span ID + """ + + @abc.abstractmethod + def generate_trace_id(self) -> int: + """Get a new trace ID. + + Implementations should at least make the 64 least significant bits + uniformly random. Samplers like the `TraceIdRatioBased` sampler rely on + this randomness to make sampling decisions. + + See `the specification on TraceIdRatioBased <https://github.com/open-telemetry/opentelemetry-specification/blob/main/specification/trace/sdk.md#traceidratiobased>`_. + + Returns: + A 128-bit int for use as a trace ID + """ + + +class RandomIdGenerator(IdGenerator): + """The default ID generator for TracerProvider which randomly generates all + bits when generating IDs. + """ + + def generate_span_id(self) -> int: + span_id = random.getrandbits(64) + while span_id == trace.INVALID_SPAN_ID: + span_id = random.getrandbits(64) + return span_id + + def generate_trace_id(self) -> int: + trace_id = random.getrandbits(128) + while trace_id == trace.INVALID_TRACE_ID: + trace_id = random.getrandbits(128) + return trace_id |