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grpc: Update tracing error tags for grpc status code #19603

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grpc: Update tracing error tags for grpc status code #19603

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f2e353a
update tracing error tag for grpc status codes
bryanwux Jan 19, 2022
5324c8a
remove error tag checking for Permission Denied in http tracer test
bryanwux Jan 25, 2022
3e7beec
remove redundant line
bryanwux Feb 2, 2022
4270b98
Merge branch 'envoyproxy:main' into main
bryanwux Feb 21, 2022
dba1322
update release notes and documentation
bryanwux Feb 21, 2022
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17 changes: 14 additions & 3 deletions source/common/tracing/http_tracer_impl.cc
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Original file line number Diff line number Diff line change
Expand Up @@ -84,10 +84,21 @@ static void addGrpcRequestTags(Span& span, const Http::RequestHeaderMap& headers
template <class T> static void addGrpcResponseTags(Span& span, const T& headers) {
addTagIfNotNull(span, Tracing::Tags::get().GrpcStatusCode, headers.GrpcStatus());
addTagIfNotNull(span, Tracing::Tags::get().GrpcMessage, headers.GrpcMessage());
// Set error tag when status is not OK.
// Set error tag when Grpc status code represents an error. See
// https://github.com/envoyproxy/envoy/issues/18877
absl::optional<Grpc::Status::GrpcStatus> grpc_status_code = Grpc::Common::getGrpcStatus(headers);
if (grpc_status_code && grpc_status_code.value() != Grpc::Status::WellKnownGrpcStatus::Ok) {
span.setTag(Tracing::Tags::get().Error, Tracing::Tags::get().True);
if (grpc_status_code.has_value()) {
const auto& status = grpc_status_code.value();
if (status != Grpc::Status::WellKnownGrpcStatus::InvalidCode &&
(status == Grpc::Status::WellKnownGrpcStatus::Unknown ||
status == Grpc::Status::WellKnownGrpcStatus::DeadlineExceeded ||
status == Grpc::Status::WellKnownGrpcStatus::Unimplemented ||
status == Grpc::Status::WellKnownGrpcStatus::Internal ||
status == Grpc::Status::WellKnownGrpcStatus::Unavailable ||
status == Grpc::Status::WellKnownGrpcStatus::DataLoss ||
status == Grpc::Status::WellKnownGrpcStatus::Unauthenticated)) {
span.setTag(Tracing::Tags::get().Error, Tracing::Tags::get().True);
}
}
}

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3 changes: 0 additions & 3 deletions test/common/tracing/http_tracer_impl_test.cc
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Original file line number Diff line number Diff line change
Expand Up @@ -634,7 +634,6 @@ TEST_F(HttpConnManFinalizerImplTest, GrpcErrorTag) {
stream_info.downstream_connection_info_provider_->setDirectRemoteAddressForTest(remote_address);

EXPECT_CALL(span, setTag(_, _)).Times(testing::AnyNumber());
EXPECT_CALL(span, setTag(Eq(Tracing::Tags::get().Error), Eq(Tracing::Tags::get().True)));
EXPECT_CALL(span, setTag(Eq(Tracing::Tags::get().HttpMethod), Eq("POST")));
EXPECT_CALL(span, setTag(Eq(Tracing::Tags::get().HttpProtocol), Eq("HTTP/2")));
EXPECT_CALL(span, setTag(Eq(Tracing::Tags::get().HttpStatusCode), Eq("200")));
Expand Down Expand Up @@ -679,7 +678,6 @@ TEST_F(HttpConnManFinalizerImplTest, GrpcTrailersOnly) {
stream_info.downstream_connection_info_provider_->setDirectRemoteAddressForTest(remote_address);

EXPECT_CALL(span, setTag(_, _)).Times(testing::AnyNumber());
EXPECT_CALL(span, setTag(Eq(Tracing::Tags::get().Error), Eq(Tracing::Tags::get().True)));
EXPECT_CALL(span, setTag(Eq(Tracing::Tags::get().HttpMethod), Eq("POST")));
EXPECT_CALL(span, setTag(Eq(Tracing::Tags::get().HttpProtocol), Eq("HTTP/2")));
EXPECT_CALL(span, setTag(Eq(Tracing::Tags::get().HttpStatusCode), Eq("200")));
Expand Down Expand Up @@ -825,7 +823,6 @@ TEST_F(HttpTracerImplTest, ChildUpstreamSpanTest) {
EXPECT_CALL(*second_span, setTag(Eq(Tracing::Tags::get().HttpStatusCode), Eq("200")));
EXPECT_CALL(*second_span, setTag(Eq(Tracing::Tags::get().GrpcStatusCode), Eq("7")));
EXPECT_CALL(*second_span, setTag(Eq(Tracing::Tags::get().GrpcMessage), Eq("permission denied")));
EXPECT_CALL(*second_span, setTag(Eq(Tracing::Tags::get().Error), Eq(Tracing::Tags::get().True)));

HttpTracerUtility::finalizeUpstreamSpan(*child_span, &response_headers_, &response_trailers_,
stream_info_, config_);
Expand Down