1 | /** |
---|---|
2 | * Copyright (c) Glow Contributors. See CONTRIBUTORS file. |
3 | * |
4 | * Licensed under the Apache License, Version 2.0 (the "License"); |
5 | * you may not use this file except in compliance with the License. |
6 | * You may obtain a copy of the License at |
7 | * |
8 | * http://www.apache.org/licenses/LICENSE-2.0 |
9 | * |
10 | * Unless required by applicable law or agreed to in writing, software |
11 | * distributed under the License is distributed on an "AS IS" BASIS, |
12 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
13 | * See the License for the specific language governing permissions and |
14 | * limitations under the License. |
15 | */ |
16 | |
17 | #include "glow/Runtime/TraceExporter.h" |
18 | |
19 | #include <vector> |
20 | |
21 | namespace glow { |
22 | |
23 | void TraceExporterRegistry::registerTraceExporter(TraceExporter *exporter) { |
24 | /// This function can be called in static init, hence do not use |
25 | /// glog here as it may not have been initialized yet. |
26 | std::lock_guard<std::mutex> g(mutex_); |
27 | exporters_.push_back(exporter); |
28 | } |
29 | |
30 | void TraceExporterRegistry::revokeTraceExporter(TraceExporter *exporter) { |
31 | std::lock_guard<std::mutex> g(mutex_); |
32 | exporters_.erase(std::remove(exporters_.begin(), exporters_.end(), exporter), |
33 | exporters_.end()); |
34 | } |
35 | |
36 | bool TraceExporterRegistry::shouldTrace() { |
37 | bool should = false; |
38 | DLOG(INFO) << "shouldTrace(): total exporter count = "<< exporters_.size(); |
39 | for (auto const &exporter : exporters_) { |
40 | should |= exporter->shouldTrace(); |
41 | } |
42 | return should; |
43 | } |
44 | |
45 | void TraceExporterRegistry::exportTrace(TraceContext *tcontext) { |
46 | DLOG(INFO) << "exportTrace(): total exporter count = "<< exporters_.size(); |
47 | if (!tcontext) { |
48 | return; |
49 | } |
50 | for (auto const &exporter : exporters_) { |
51 | exporter->exportTrace(tcontext); |
52 | } |
53 | } |
54 | |
55 | std::shared_ptr<TraceExporterRegistry> TraceExporterRegistry::getInstance() { |
56 | static auto texp = std::make_shared<TraceExporterRegistry>(); |
57 | return texp; |
58 | } |
59 | |
60 | } // namespace glow |
61 |