Method Submit

src/brpc/span.cpp:586–595

}

void Span::Submit(std::shared_ptr<Span> span, int64_t cpuwide_time_us) {
    // Only submit spans without a local parent (i.e., server spans).
    // Server spans hold shared_ptr references to their child spans (via _client_list),
    // ensuring child spans remain alive until the server span is submitted and dumped.
    // Client spans are not submitted here because their lifetime is managed by their
    // parent server span.
    if (span->local_parent().expired()) {
        span->submit(cpuwide_time_us);
    }
}

static void Span2Proto(const Span* span, RpczSpan* out) {
    out->set_trace_id(span->trace_id());