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stats_reporter.go
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/
stats_reporter.go
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/*
Copyright 2020 The Kubernetes 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 secretsstore
import (
"context"
"runtime"
"go.opentelemetry.io/otel/attribute"
api "go.opentelemetry.io/otel/metric"
"go.opentelemetry.io/otel/metric/global"
"go.opentelemetry.io/otel/metric/instrument"
)
var (
providerKey = "provider"
errorKey = "error_type"
osTypeKey = "os_type"
runtimeOS = runtime.GOOS
)
type reporter struct {
nodePublishTotal instrument.Int64Counter
nodeUnPublishTotal instrument.Int64Counter
nodePublishErrorTotal instrument.Int64Counter
nodeUnPublishErrorTotal instrument.Int64Counter
syncK8sSecretTotal instrument.Int64Counter
syncK8sSecretDuration instrument.Float64Histogram
}
type StatsReporter interface {
ReportNodePublishCtMetric(ctx context.Context, provider string)
ReportNodeUnPublishCtMetric(ctx context.Context)
ReportNodePublishErrorCtMetric(ctx context.Context, provider, errType string)
ReportNodeUnPublishErrorCtMetric(ctx context.Context)
ReportSyncK8SecretCtMetric(ctx context.Context, provider string, count int)
ReportSyncK8SecretDuration(ctx context.Context, duration float64)
}
func NewStatsReporter() (StatsReporter, error) {
var err error
r := &reporter{}
meter := global.Meter("secretsstore")
if r.nodePublishTotal, err = meter.Int64Counter("node_publish", instrument.WithDescription("Total number of node publish calls")); err != nil {
return nil, err
}
if r.nodeUnPublishTotal, err = meter.Int64Counter("node_unpublish", instrument.WithDescription("Total number of node unpublish calls")); err != nil {
return nil, err
}
if r.nodePublishErrorTotal, err = meter.Int64Counter("node_publish_error", instrument.WithDescription("Total number of node publish calls with error")); err != nil {
return nil, err
}
if r.nodeUnPublishErrorTotal, err = meter.Int64Counter("node_unpublish_error", instrument.WithDescription("Total number of node unpublish calls with error")); err != nil {
return nil, err
}
if r.syncK8sSecretTotal, err = meter.Int64Counter("sync_k8s_secret", instrument.WithDescription("Total number of k8s secrets synced")); err != nil {
return nil, err
}
if r.syncK8sSecretDuration, err = meter.Float64Histogram("k8s_secret_duration_sec", instrument.WithDescription("Distribution of how long it took to sync k8s secret")); err != nil {
return nil, err
}
return r, nil
}
func (r *reporter) ReportNodePublishCtMetric(ctx context.Context, provider string) {
opt := api.WithAttributes(
attribute.Key(providerKey).String(provider),
attribute.Key(osTypeKey).String(runtimeOS),
)
r.nodePublishTotal.Add(ctx, 1, opt)
}
func (r *reporter) ReportNodeUnPublishCtMetric(ctx context.Context) {
opt := api.WithAttributes(
attribute.Key(osTypeKey).String(runtimeOS),
)
r.nodeUnPublishTotal.Add(ctx, 1, opt)
}
func (r *reporter) ReportNodePublishErrorCtMetric(ctx context.Context, provider, errType string) {
opt := api.WithAttributes(
attribute.Key(providerKey).String(provider),
attribute.Key(errorKey).String(errType),
attribute.Key(osTypeKey).String(runtimeOS),
)
r.nodePublishErrorTotal.Add(ctx, 1, opt)
}
func (r *reporter) ReportNodeUnPublishErrorCtMetric(ctx context.Context) {
opt := api.WithAttributes(
attribute.Key(osTypeKey).String(runtimeOS),
)
r.nodeUnPublishErrorTotal.Add(ctx, 1, opt)
}
func (r *reporter) ReportSyncK8SecretCtMetric(ctx context.Context, provider string, count int) {
opt := api.WithAttributes(
attribute.Key(providerKey).String(provider),
attribute.Key(osTypeKey).String(runtimeOS),
)
r.syncK8sSecretTotal.Add(ctx, int64(count), opt)
}
func (r *reporter) ReportSyncK8SecretDuration(ctx context.Context, duration float64) {
opt := api.WithAttributes(
attribute.Key(osTypeKey).String(runtimeOS),
)
r.syncK8sSecretDuration.Record(ctx, duration, opt)
}