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21 lines
572 B
C++
21 lines
572 B
C++
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#pragma once
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namespace DB {
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// The runtime info we need to create new OpenTelemetry spans.
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struct OpenTelemetryTraceContext
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{
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__uint128_t trace_id = 0;
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UInt64 span_id = 0;
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// The incoming tracestate header and the trace flags, we just pass them
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// downstream. See https://www.w3.org/TR/trace-context/
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String tracestate;
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__uint8_t trace_flags = 0;
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// Parse/compose OpenTelemetry traceparent header.
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bool parseTraceparentHeader(const std::string & traceparent, std::string & error);
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std::string composeTraceparentHeader() const;
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};
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}
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