[WIP][collector] Switch to OTEL's http/grpc server (#6277)

## Which problem is this PR solving?
-  Part of #4316 
-  Resolves #6279

## Description of the changes
- 

## How was this change tested?
- 

## Checklist
- [ ] I have read
https://github.com/jaegertracing/jaeger/blob/master/CONTRIBUTING_GUIDELINES.md
- [ ] I have signed all commits
- [ ] I have added unit tests for the new functionality
- [ ] I have run lint and test steps successfully
  - for `jaeger`: `make lint test`
  - for `jaeger-ui`: `yarn lint` and `yarn test`

---------

Signed-off-by: chahatsagarmain <[email protected]>
Signed-off-by: chahat sagar <[email protected]>
Co-authored-by: Yuri Shkuro <[email protected]>

Author: chahatsagarmain

cmd/all-in-one/main.go

@@ -149,7 +149,7 @@ by default uses only in-memory database.`,
 				logger.Fatal("Failed to configure query service", zap.Error(err))
 			}
 
-			tm := tenancy.NewManager(&cOpts.GRPC.Tenancy)
+			tm := tenancy.NewManager(&cOpts.Tenancy)
 
 			// collector
 			c := collectorApp.New(&collectorApp.CollectorParams{

cmd/collector/app/collector.go

@@ -6,7 +6,6 @@ package app
 import (
 	"context"
 	"fmt"
-	"io"
 	"net/http"
 	"time"
 
@@ -47,13 +46,10 @@ type Collector struct {
 	tenancyMgr         *tenancy.Manager
 
 	// state, read only
-	hServer                    *http.Server
-	grpcServer                 *grpc.Server
-	otlpReceiver               receiver.Traces
-	zipkinReceiver             receiver.Traces
-	tlsGRPCCertWatcherCloser   io.Closer
-	tlsHTTPCertWatcherCloser   io.Closer
-	tlsZipkinCertWatcherCloser io.Closer
+	hServer        *http.Server
+	grpcServer     *grpc.Server
+	otlpReceiver   receiver.Traces
+	zipkinReceiver receiver.Traces
 }
 
 // CollectorParams to construct a new Jaeger Collector.
@@ -101,26 +97,19 @@ func (c *Collector) Start(options *flags.CollectorOptions) error {
 
 	c.spanProcessor = handlerBuilder.BuildSpanProcessor(additionalProcessors...)
 	c.spanHandlers = handlerBuilder.BuildHandlers(c.spanProcessor)
-
 	grpcServer, err := server.StartGRPCServer(&server.GRPCServerParams{
-		HostPort:                options.GRPC.HostPort,
-		Handler:                 c.spanHandlers.GRPCHandler,
-		TLSConfig:               options.GRPC.TLS,
-		SamplingProvider:        c.samplingProvider,
-		Logger:                  c.logger,
-		MaxReceiveMessageLength: options.GRPC.MaxReceiveMessageLength,
-		MaxConnectionAge:        options.GRPC.MaxConnectionAge,
-		MaxConnectionAgeGrace:   options.GRPC.MaxConnectionAgeGrace,
+		Handler:          c.spanHandlers.GRPCHandler,
+		SamplingProvider: c.samplingProvider,
+		Logger:           c.logger,
+		ServerConfig:     options.GRPC,
 	})
 	if err != nil {
 		return fmt.Errorf("could not start gRPC server: %w", err)
 	}
 	c.grpcServer = grpcServer
-
 	httpServer, err := server.StartHTTPServer(&server.HTTPServerParams{
-		HostPort:         options.HTTP.HostPort,
+		ServerConfig:     options.HTTP,
 		Handler:          c.spanHandlers.JaegerBatchesHandler,
-		TLSConfig:        options.HTTP.TLS,
 		HealthCheck:      c.hCheck,
 		MetricsFactory:   c.metricsFactory,
 		SamplingProvider: c.samplingProvider,
@@ -131,11 +120,7 @@ func (c *Collector) Start(options *flags.CollectorOptions) error {
 	}
 	c.hServer = httpServer
 
-	c.tlsGRPCCertWatcherCloser = &options.GRPC.TLS
-	c.tlsHTTPCertWatcherCloser = &options.HTTP.TLS
-	c.tlsZipkinCertWatcherCloser = &options.Zipkin.TLS
-
-	if options.Zipkin.HTTPHostPort == "" {
+	if options.Zipkin.Endpoint == "" {
 		c.logger.Info("Not listening for Zipkin HTTP traffic, port not configured")
 	} else {
 		zipkinReceiver, err := handler.StartZipkinReceiver(options, c.logger, c.spanProcessor, c.tenancyMgr)
@@ -209,17 +194,6 @@ func (c *Collector) Close() error {
 		}
 	}
 
-	// watchers actually never return errors from Close
-	if c.tlsGRPCCertWatcherCloser != nil {
-		_ = c.tlsGRPCCertWatcherCloser.Close()
-	}
-	if c.tlsHTTPCertWatcherCloser != nil {
-		_ = c.tlsHTTPCertWatcherCloser.Close()
-	}
-	if c.tlsZipkinCertWatcherCloser != nil {
-		_ = c.tlsZipkinCertWatcherCloser.Close()
-	}
-
 	return nil
 }
 

cmd/collector/app/collector_test.go

@@ -13,6 +13,10 @@ import (
 
 	"github.com/stretchr/testify/assert"
 	"github.com/stretchr/testify/require"
+	"go.opentelemetry.io/collector/config/configgrpc"
+	"go.opentelemetry.io/collector/config/confighttp"
+	"go.opentelemetry.io/collector/config/confignet"
+	"go.opentelemetry.io/collector/config/configtls"
 	"go.uber.org/zap"
 
 	"github.com/jaegertracing/jaeger/cmd/collector/app/flags"
@@ -27,13 +31,54 @@ import (
 var _ (io.Closer) = (*Collector)(nil)
 
 func optionsForEphemeralPorts() *flags.CollectorOptions {
-	collectorOpts := &flags.CollectorOptions{}
-	collectorOpts.GRPC.HostPort = ":0"
-	collectorOpts.HTTP.HostPort = ":0"
-	collectorOpts.OTLP.Enabled = true
-	collectorOpts.OTLP.GRPC.HostPort = ":0"
-	collectorOpts.OTLP.HTTP.HostPort = ":0"
-	collectorOpts.Zipkin.HTTPHostPort = ":0"
+	collectorOpts := &flags.CollectorOptions{
+		HTTP: confighttp.ServerConfig{
+			Endpoint:   ":0",
+			TLSSetting: &configtls.ServerConfig{},
+		},
+		GRPC: configgrpc.ServerConfig{
+			NetAddr: confignet.AddrConfig{
+				Endpoint:  ":0",
+				Transport: confignet.TransportTypeTCP,
+			},
+			Keepalive: &configgrpc.KeepaliveServerConfig{
+				ServerParameters: &configgrpc.KeepaliveServerParameters{
+					MaxConnectionIdle: 10,
+				},
+			},
+		},
+		OTLP: struct {
+			Enabled bool
+			GRPC    configgrpc.ServerConfig
+			HTTP    confighttp.ServerConfig
+		}{
+			Enabled: true,
+			HTTP: confighttp.ServerConfig{
+				Endpoint:   ":0",
+				TLSSetting: &configtls.ServerConfig{},
+			},
+			GRPC: configgrpc.ServerConfig{
+				NetAddr: confignet.AddrConfig{
+					Endpoint:  ":0",
+					Transport: confignet.TransportTypeTCP,
+				},
+				Keepalive: &configgrpc.KeepaliveServerConfig{
+					ServerParameters: &configgrpc.KeepaliveServerParameters{
+						MaxConnectionIdle: 10,
+					},
+				},
+			},
+		},
+		Zipkin: struct {
+			confighttp.ServerConfig
+			KeepAlive bool
+		}{
+			ServerConfig: confighttp.ServerConfig{
+				Endpoint: ":0",
+			},
+		},
+		Tenancy: tenancy.Options{},
+	}
 	return collectorOpts
 }
 
@@ -112,23 +157,23 @@ func TestCollector_StartErrors(t *testing.T) {
 	var options *flags.CollectorOptions
 
 	options = optionsForEphemeralPorts()
-	options.GRPC.HostPort = ":-1"
+	options.GRPC.NetAddr.Endpoint = ":-1"
 	run("gRPC", options, "could not start gRPC server")
 
 	options = optionsForEphemeralPorts()
-	options.HTTP.HostPort = ":-1"
+	options.HTTP.Endpoint = ":-1"
 	run("HTTP", options, "could not start HTTP server")
 
 	options = optionsForEphemeralPorts()
-	options.Zipkin.HTTPHostPort = ":-1"
+	options.Zipkin.Endpoint = ":-1"
 	run("Zipkin", options, "could not start Zipkin receiver")
 
 	options = optionsForEphemeralPorts()
-	options.OTLP.GRPC.HostPort = ":-1"
+	options.OTLP.GRPC.NetAddr.Endpoint = ":-1"
 	run("OTLP/GRPC", options, "could not start OTLP receiver")
 
 	options = optionsForEphemeralPorts()
-	options.OTLP.HTTP.HostPort = ":-1"
+	options.OTLP.HTTP.Endpoint = ":-1"
 	run("OTLP/HTTP", options, "could not start OTLP receiver")
 }