/
zap_exporter.go
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/
zap_exporter.go
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// Copyright 2019 dfuse Platform Inc.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package dtracing
import (
"go.opencensus.io/stats/view"
"go.opencensus.io/trace"
"go.uber.org/zap"
)
type zapExporter struct{}
// Compile time assertion that the exporter implements trace.Exporter
var _ trace.Exporter = (*zapExporter)(nil)
func (exporter *zapExporter) ExportSpan(span *trace.SpanData) {
elapsed := span.EndTime.Sub(span.StartTime)
zlog.Debug("trace span",
zap.String("name", span.Name),
zap.Stringer("trace_id", span.TraceID),
zap.Stringer("span_id", span.SpanID),
zap.Stringer("parent_span_id", span.ParentSpanID),
zap.Duration("elapsed", elapsed),
zap.Reflect("annotations", span.Annotations),
)
}
func (exporter *zapExporter) ExportView(data *view.Data) {
elapsed := data.End.Sub(data.Start)
zlog.Debug("view metrics data",
zap.Reflect("view", data.View),
zap.Reflect("rows", data.Rows),
zap.Duration("elapsed", elapsed),
)
}