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obsreportconfig.go
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obsreportconfig.go
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// Copyright The OpenTelemetry Authors
//
// 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 obsreportconfig // import "go.opentelemetry.io/collector/internal/obsreportconfig"
import (
"go.opencensus.io/stats"
"go.opencensus.io/stats/view"
"go.opencensus.io/tag"
"go.opentelemetry.io/collector/config/configtelemetry"
"go.opentelemetry.io/collector/featuregate"
"go.opentelemetry.io/collector/internal/obsreportconfig/obsmetrics"
)
const (
// UseOtelForInternalMetricsfeatureGateID is the feature gate ID that controls whether the collector uses open
// telemetrySettings for internal metrics.
UseOtelForInternalMetricsfeatureGateID = "telemetry.useOtelForInternalMetrics"
)
func init() {
// register feature gate
RegisterInternalMetricFeatureGate(featuregate.GetRegistry())
}
// RegisterInternalMetricFeatureGate registers the Internal Metric feature gate to the passed in registry
func RegisterInternalMetricFeatureGate(registry *featuregate.Registry) {
registry.MustRegisterID(
UseOtelForInternalMetricsfeatureGateID,
featuregate.StageAlpha,
featuregate.WithRegisterDescription("controls whether the collector uses OpenTelemetry for internal metrics"),
)
}
// AllViews returns all the OpenCensus views requires by obsreport package.
func AllViews(level configtelemetry.Level) []*view.View {
if level == configtelemetry.LevelNone {
return nil
}
var views []*view.View
var measures []*stats.Int64Measure
var tagKeys []tag.Key
// Receiver views.
views = append(views, receiverViews()...)
// Scraper views.
views = append(views, scraperViews()...)
// Exporter views.
measures = []*stats.Int64Measure{
obsmetrics.ExporterSentSpans,
obsmetrics.ExporterFailedToSendSpans,
obsmetrics.ExporterSentMetricPoints,
obsmetrics.ExporterFailedToSendMetricPoints,
obsmetrics.ExporterSentLogRecords,
obsmetrics.ExporterFailedToSendLogRecords,
}
tagKeys = []tag.Key{obsmetrics.TagKeyExporter}
views = append(views, genViews(measures, tagKeys, view.Sum())...)
errorNumberView := &view.View{
Name: obsmetrics.ExporterPrefix + "send_failed_requests",
Description: "number of times exporters failed to send requests to the destination",
Measure: obsmetrics.ExporterFailedToSendSpans,
Aggregation: view.Count(),
}
views = append(views, errorNumberView)
// Processor views.
measures = []*stats.Int64Measure{
obsmetrics.ProcessorAcceptedSpans,
obsmetrics.ProcessorRefusedSpans,
obsmetrics.ProcessorDroppedSpans,
obsmetrics.ProcessorAcceptedMetricPoints,
obsmetrics.ProcessorRefusedMetricPoints,
obsmetrics.ProcessorDroppedMetricPoints,
obsmetrics.ProcessorAcceptedLogRecords,
obsmetrics.ProcessorRefusedLogRecords,
obsmetrics.ProcessorDroppedLogRecords,
}
tagKeys = []tag.Key{obsmetrics.TagKeyProcessor}
views = append(views, genViews(measures, tagKeys, view.Sum())...)
return views
}
func receiverViews() []*view.View {
if featuregate.GetRegistry().IsEnabled(UseOtelForInternalMetricsfeatureGateID) {
return nil
}
measures := []*stats.Int64Measure{
obsmetrics.ReceiverAcceptedSpans,
obsmetrics.ReceiverRefusedSpans,
obsmetrics.ReceiverAcceptedMetricPoints,
obsmetrics.ReceiverRefusedMetricPoints,
obsmetrics.ReceiverAcceptedLogRecords,
obsmetrics.ReceiverRefusedLogRecords,
}
tagKeys := []tag.Key{
obsmetrics.TagKeyReceiver, obsmetrics.TagKeyTransport,
}
return genViews(measures, tagKeys, view.Sum())
}
func scraperViews() []*view.View {
if featuregate.GetRegistry().IsEnabled(UseOtelForInternalMetricsfeatureGateID) {
return nil
}
measures := []*stats.Int64Measure{
obsmetrics.ScraperScrapedMetricPoints,
obsmetrics.ScraperErroredMetricPoints,
}
tagKeys := []tag.Key{obsmetrics.TagKeyReceiver, obsmetrics.TagKeyScraper}
return genViews(measures, tagKeys, view.Sum())
}
func genViews(
measures []*stats.Int64Measure,
tagKeys []tag.Key,
aggregation *view.Aggregation,
) []*view.View {
views := make([]*view.View, 0, len(measures))
for _, measure := range measures {
views = append(views, &view.View{
Name: measure.Name(),
Description: measure.Description(),
TagKeys: tagKeys,
Measure: measure,
Aggregation: aggregation,
})
}
return views
}