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zero/telemetry: internal envoy stats scraper and metrics producer (#5136)

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Denis Mishin 2024-06-16 20:41:05 -04:00 • committed by GitHub
parent c3534df885
commit c1dec06afa
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GPG key ID: B5690EEEBB952194
19 changed files with 667 additions and 301 deletions
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24
internal/zero/telemetry/reporter/reporter.go
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@ -5,16 +5,14 @@ import (
"context"
"fmt"
"os"
"time"
"github.com/cenkalti/backoff/v4"
"go.opentelemetry.io/otel/attribute"
"go.opentelemetry.io/otel/sdk/resource"
semconv "go.opentelemetry.io/otel/semconv/v1.4.0"
"golang.org/x/sync/errgroup"
"google.golang.org/grpc"
"github.com/pomerium/pomerium/internal/log"
"github.com/pomerium/pomerium/internal/retry"
"github.com/pomerium/pomerium/internal/version"
)
@ -52,8 +50,8 @@ func New(
func (r *Reporter) Run(ctx context.Context) error {
eg, ctx := errgroup.WithContext(ctx)
eg.Go(func() error { return withBackoff(ctx, "metrics reporter", r.metricsReporter.Run) })
eg.Go(func() error { return withBackoff(ctx, "health check reporter", r.healthCheckReporter.Run) })
eg.Go(func() error { return retry.WithBackoff(ctx, "metrics reporter", r.metricsReporter.Run) })
eg.Go(func() error { return retry.WithBackoff(ctx, "health check reporter", r.healthCheckReporter.Run) })
return eg.Wait()
}
@ -81,19 +79,3 @@ func getResource() *resource.Resource {
return resource.NewSchemaless(attr...)
}
func withBackoff(ctx context.Context, name string, f func(context.Context) error) error {
bo := backoff.NewExponentialBackOff()
bo.MaxElapsedTime = 0
return backoff.RetryNotify(
func() error { return f(ctx) },
backoff.WithContext(bo, ctx),
func(err error, d time.Duration) {
log.Warn(ctx).
Str("name", name).
Err(err).
Dur("backoff", d).
Msg("retrying")
},
)
}