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Add traffic size metrics

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Co-authored-by: OmarElawady <omarelawady1998@gmail.com>
Co-authored-by: Mathieu Lonjaret <mathieu.lonjaret@gmail.com>
Co-authored-by: Romain <rtribotte@users.noreply.github.com>
This commit is contained in:
Tom Moulard 2022-09-12 17:10:09 +02:00 • committed by GitHub
parent 10528c973a
commit d578ed7327
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GPG key ID: 4AEE18F83AFDEB23
26 changed files with 1125 additions and 339 deletions
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79
pkg/server/middleware/chainbuilder.go
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@ -4,14 +4,13 @@ import (
"context"
"github.com/containous/alice"
"github.com/traefik/traefik/v2/pkg/config/static"
"github.com/traefik/traefik/v2/pkg/log"
"github.com/traefik/traefik/v2/pkg/metrics"
"github.com/traefik/traefik/v2/pkg/middlewares/accesslog"
"github.com/traefik/traefik/v2/pkg/middlewares/capture"
metricsmiddleware "github.com/traefik/traefik/v2/pkg/middlewares/metrics"
mTracing "github.com/traefik/traefik/v2/pkg/middlewares/tracing"
"github.com/traefik/traefik/v2/pkg/tracing"
"github.com/traefik/traefik/v2/pkg/tracing/jaeger"
)
// ChainBuilder Creates a middleware chain by entry point. It is used for middlewares that are created almost systematically and that need to be created before all others.
@ -19,14 +18,16 @@ type ChainBuilder struct {
metricsRegistry metrics.Registry
accessLoggerMiddleware *accesslog.Handler
tracer *tracing.Tracing
captureMiddleware *capture.Handler
}
// NewChainBuilder Creates a new ChainBuilder.
func NewChainBuilder(staticConfiguration static.Configuration, metricsRegistry metrics.Registry, accessLoggerMiddleware *accesslog.Handler) *ChainBuilder {
func NewChainBuilder(metricsRegistry metrics.Registry, accessLoggerMiddleware *accesslog.Handler, tracer *tracing.Tracing, captureMiddleware *capture.Handler) *ChainBuilder {
return &ChainBuilder{
metricsRegistry: metricsRegistry,
accessLoggerMiddleware: accessLoggerMiddleware,
tracer: setupTracing(staticConfiguration.Tracing),
tracer: tracer,
captureMiddleware: captureMiddleware,
}
}
@ -34,6 +35,10 @@ func NewChainBuilder(staticConfiguration static.Configuration, metricsRegistry m
func (c *ChainBuilder) Build(ctx context.Context, entryPointName string) alice.Chain {
chain := alice.New()
if c.captureMiddleware != nil {
chain = chain.Append(capture.WrapHandler(c.captureMiddleware))
}
if c.accessLoggerMiddleware != nil {
chain = chain.Append(accesslog.WrapHandler(c.accessLoggerMiddleware))
}
@ -61,69 +66,3 @@ func (c *ChainBuilder) Close() {
c.tracer.Close()
}
}
func setupTracing(conf *static.Tracing) *tracing.Tracing {
if conf == nil {
return nil
}
var backend tracing.Backend
if conf.Jaeger != nil {
backend = conf.Jaeger
}
if conf.Zipkin != nil {
if backend != nil {
log.WithoutContext().Error("Multiple tracing backend are not supported: cannot create Zipkin backend.")
} else {
backend = conf.Zipkin
}
}
if conf.Datadog != nil {
if backend != nil {
log.WithoutContext().Error("Multiple tracing backend are not supported: cannot create Datadog backend.")
} else {
backend = conf.Datadog
}
}
if conf.Instana != nil {
if backend != nil {
log.WithoutContext().Error("Multiple tracing backend are not supported: cannot create Instana backend.")
} else {
backend = conf.Instana
}
}
if conf.Haystack != nil {
if backend != nil {
log.WithoutContext().Error("Multiple tracing backend are not supported: cannot create Haystack backend.")
} else {
backend = conf.Haystack
}
}
if conf.Elastic != nil {
if backend != nil {
log.WithoutContext().Error("Multiple tracing backend are not supported: cannot create Elastic backend.")
} else {
backend = conf.Elastic
}
}
if backend == nil {
log.WithoutContext().Debug("Could not initialize tracing, using Jaeger by default")
defaultBackend := &jaeger.Config{}
defaultBackend.SetDefaults()
backend = defaultBackend
}
tracer, err := tracing.NewTracing(conf.ServiceName, conf.SpanNameLimit, backend)
if err != nil {
log.WithoutContext().Warnf("Unable to create tracer: %v", err)
return nil
}
return tracer
}