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9b98c5c20a
Added mirroring of spans into Sentry Tracer is a facade that redirects actions to tracing backends
39 lines
1.3 KiB
Python
39 lines
1.3 KiB
Python
import logging
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import time
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from typing import Any, Dict, Optional
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from tracing.tracer import TracerBackend, TraceSpan
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from tracing.utils import swallow_exceptions
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logger = logging.getLogger(__name__)
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class TraceparentBackend(TracerBackend):
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"""Default backend that logs span lifecycle and mirrors events/status."""
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@swallow_exceptions
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def on_span_start(self, span: TraceSpan) -> None:
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logger.info(
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"span_begin name=%s kind=%s trace_id=%s span_id=%s parent=%s attrs=%s",
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span.name, span.kind, span.trace_id, span.span_id,
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span.parent_span_id, span.attributes,
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)
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@swallow_exceptions
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def on_span_end(self, span: TraceSpan, exc: Optional[BaseException]) -> None:
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duration_ms = (time.time_ns() - span.start_ns) / 1_000_000
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logger.info(
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"span_end name=%s kind=%s trace_id=%s span_id=%s parent=%s duration_ms=%.3f attrs=%s",
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span.name, span.kind, span.trace_id, span.span_id,
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span.parent_span_id, duration_ms, span.attributes,
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)
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@swallow_exceptions
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def on_span_event(self, span: TraceSpan, name: str, attrs: Dict[str, Any]) -> None:
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logger.info(
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"span_event name=%s trace_id=%s span_id=%s attrs=%s",
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name, span.trace_id, span.span_id, attrs,
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)
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