diff options
Diffstat (limited to 'src/core/lib/channel/channel_trace.cc')
-rw-r--r-- | src/core/lib/channel/channel_trace.cc | 73 |
1 files changed, 31 insertions, 42 deletions
diff --git a/src/core/lib/channel/channel_trace.cc b/src/core/lib/channel/channel_trace.cc index b3443310ac..cfb2faba51 100644 --- a/src/core/lib/channel/channel_trace.cc +++ b/src/core/lib/channel/channel_trace.cc @@ -41,16 +41,14 @@ namespace grpc_core { namespace channelz { -ChannelTrace::TraceEvent::TraceEvent( - Severity severity, grpc_slice data, - RefCountedPtr<ChannelNode> referenced_channel, ReferencedType type) +ChannelTrace::TraceEvent::TraceEvent(Severity severity, grpc_slice data, + RefCountedPtr<BaseNode> referenced_entity) : severity_(severity), data_(data), timestamp_(grpc_millis_to_timespec(grpc_core::ExecCtx::Get()->Now(), GPR_CLOCK_REALTIME)), next_(nullptr), - referenced_channel_(std::move(referenced_channel)), - referenced_type_(type) {} + referenced_entity_(std::move(referenced_entity)) {} ChannelTrace::TraceEvent::TraceEvent(Severity severity, grpc_slice data) : severity_(severity), @@ -110,23 +108,13 @@ void ChannelTrace::AddTraceEvent(Severity severity, grpc_slice data) { AddTraceEventHelper(New<TraceEvent>(severity, data)); } -void ChannelTrace::AddTraceEventReferencingChannel( - Severity severity, grpc_slice data, - RefCountedPtr<ChannelNode> referenced_channel) { - if (max_list_size_ == 0) return; // tracing is disabled if max_events == 0 - // create and fill up the new event - AddTraceEventHelper(New<TraceEvent>( - severity, data, std::move(referenced_channel), ReferencedType::Channel)); -} - -void ChannelTrace::AddTraceEventReferencingSubchannel( +void ChannelTrace::AddTraceEventWithReference( Severity severity, grpc_slice data, - RefCountedPtr<ChannelNode> referenced_subchannel) { + RefCountedPtr<BaseNode> referenced_entity) { if (max_list_size_ == 0) return; // tracing is disabled if max_events == 0 // create and fill up the new event - AddTraceEventHelper(New<TraceEvent>(severity, data, - std::move(referenced_subchannel), - ReferencedType::Subchannel)); + AddTraceEventHelper( + New<TraceEvent>(severity, data, std::move(referenced_entity))); } namespace { @@ -157,19 +145,18 @@ void ChannelTrace::TraceEvent::RenderTraceEvent(grpc_json* json) const { json_iterator = grpc_json_create_child(json_iterator, json, "timestamp", gpr_format_timespec(timestamp_), GRPC_JSON_STRING, true); - if (referenced_channel_ != nullptr) { + if (referenced_entity_ != nullptr) { + const bool is_channel = + (referenced_entity_->type() == BaseNode::EntityType::kTopLevelChannel || + referenced_entity_->type() == BaseNode::EntityType::kInternalChannel); char* uuid_str; - gpr_asprintf(&uuid_str, "%" PRIdPTR, referenced_channel_->channel_uuid()); + gpr_asprintf(&uuid_str, "%" PRIdPTR, referenced_entity_->uuid()); grpc_json* child_ref = grpc_json_create_child( - json_iterator, json, - (referenced_type_ == ReferencedType::Channel) ? "channelRef" - : "subchannelRef", + json_iterator, json, is_channel ? "channelRef" : "subchannelRef", nullptr, GRPC_JSON_OBJECT, false); json_iterator = grpc_json_create_child( - nullptr, child_ref, - (referenced_type_ == ReferencedType::Channel) ? "channelId" - : "subchannelId", - uuid_str, GRPC_JSON_STRING, true); + nullptr, child_ref, is_channel ? "channelId" : "subchannelId", uuid_str, + GRPC_JSON_STRING, true); json_iterator = child_ref; } } @@ -178,24 +165,26 @@ grpc_json* ChannelTrace::RenderJson() const { if (!max_list_size_) return nullptr; // tracing is disabled if max_events == 0 grpc_json* json = grpc_json_create(GRPC_JSON_OBJECT); - char* num_events_logged_str; - gpr_asprintf(&num_events_logged_str, "%" PRId64, num_events_logged_); grpc_json* json_iterator = nullptr; - json_iterator = - grpc_json_create_child(json_iterator, json, "numEventsLogged", - num_events_logged_str, GRPC_JSON_STRING, true); + if (num_events_logged_ > 0) { + json_iterator = grpc_json_add_number_string_child( + json, json_iterator, "numEventsLogged", num_events_logged_); + } json_iterator = grpc_json_create_child( json_iterator, json, "creationTimestamp", gpr_format_timespec(time_created_), GRPC_JSON_STRING, true); - grpc_json* events = grpc_json_create_child(json_iterator, json, "events", - nullptr, GRPC_JSON_ARRAY, false); - json_iterator = nullptr; - TraceEvent* it = head_trace_; - while (it != nullptr) { - json_iterator = grpc_json_create_child(json_iterator, events, nullptr, - nullptr, GRPC_JSON_OBJECT, false); - it->RenderTraceEvent(json_iterator); - it = it->next(); + // only add in the event list if it is non-empty. + if (num_events_logged_ > 0) { + grpc_json* events = grpc_json_create_child(json_iterator, json, "events", + nullptr, GRPC_JSON_ARRAY, false); + json_iterator = nullptr; + TraceEvent* it = head_trace_; + while (it != nullptr) { + json_iterator = grpc_json_create_child(json_iterator, events, nullptr, + nullptr, GRPC_JSON_OBJECT, false); + it->RenderTraceEvent(json_iterator); + it = it->next(); + } } return json; } |