X-Git-Url: https://gerrit.o-ran-sc.org/r/gitweb?a=blobdiff_plain;f=dmaap-mediator-producer%2Fmain.go;h=cdfde5798aeef719a2d8eb1bba21c26ad078c669;hb=c4960f1dc6688b039d6ee29da03e0c0de47b6fbb;hp=1a91af40463c99852a2d5999d81b713f81704257;hpb=766e2a9fa843e55bb32f17e59d7d0ccae7cfc22e;p=nonrtric.git

diff --git a/dmaap-mediator-producer/main.go b/dmaap-mediator-producer/main.go
index 1a91af40..cdfde579 100644
--- a/dmaap-mediator-producer/main.go
+++ b/dmaap-mediator-producer/main.go
@@ -21,9 +21,9 @@
 package main
 
 import (
+	"crypto/tls"
 	"fmt"
 	"net/http"
-	"sync"
 	"time"
 
 	"github.com/hashicorp/go-retryablehttp"
@@ -34,13 +34,7 @@ import (
 	"oransc.org/nonrtric/dmaapmediatorproducer/internal/server"
 )
 
-const timeoutDistributionClient = time.Second * 5
-const retryWaitMax = time.Minute
-const retryMax = int(^uint(0) >> 1)
-
 var configuration *config.Config
-var retryClient restclient.HTTPClient
-var jobHandler *jobs.JobHandlerImpl
 
 func init() {
 	configuration = config.New()
@@ -54,52 +48,68 @@ func main() {
 	}
 	callbackAddress := fmt.Sprintf("%v:%v", configuration.InfoProducerHost, configuration.InfoProducerPort)
 
-	distributionClient := &http.Client{
-		Timeout: timeoutDistributionClient,
+	var retryClient restclient.HTTPClient
+	if cert, err := createClientCertificate(); err == nil {
+		retryClient = createRetryClient(cert)
+	} else {
+		log.Fatalf("Stopping producer due to error: %v", err)
 	}
 
-	rawRetryClient := retryablehttp.NewClient()
-	rawRetryClient.RetryWaitMax = retryWaitMax
-	rawRetryClient.RetryMax = retryMax
-	retryClient = rawRetryClient.StandardClient()
-
-	jobHandler = jobs.NewJobHandlerImpl("configs/type_config.json", retryClient, distributionClient)
-	if err := registerTypesAndProducer(jobHandler, configuration.InfoCoordinatorAddress, callbackAddress); err != nil {
+	jobHandler := jobs.NewJobHandlerImpl("configs/type_config.json", retryClient, &http.Client{
+		Timeout: time.Second * 5,
+	})
+	if err := registerTypesAndProducer(jobHandler, configuration.InfoCoordinatorAddress, callbackAddress, retryClient); err != nil {
 		log.Fatalf("Stopping producer due to: %v", err)
 	}
 
 	log.Debug("Starting DMaaP Mediator Producer")
-	wg := new(sync.WaitGroup)
-
-	// add two goroutines to `wg` WaitGroup, one for each running go routine
-	wg.Add(2)
-
-	log.Debugf("Starting callback server at port %v", configuration.InfoProducerPort)
 	go func() {
+		log.Debugf("Starting callback server at port %v", configuration.InfoProducerPort)
 		r := server.NewRouter(jobHandler)
-		log.Warn(http.ListenAndServe(fmt.Sprintf(":%v", configuration.InfoProducerPort), r))
-		wg.Done()
+		log.Fatalf("Server stopped: %v", http.ListenAndServeTLS(fmt.Sprintf(":%v", configuration.InfoProducerPort), configuration.ProducerCertPath, configuration.ProducerKeyPath, r))
 	}()
 
-	go func() {
-		jobHandler.RunJobs(fmt.Sprintf("%v:%v", configuration.MRHost, configuration.MRPort))
-		wg.Done()
-	}()
+	go jobHandler.RunJobs(configuration.DMaaPMRAddress)
 
-	// wait until WaitGroup is done
-	wg.Wait()
-	log.Debug("Stopping DMaaP Mediator Producer")
+	keepProducerAlive()
 }
 
 func validateConfiguration(configuration *config.Config) error {
 	if configuration.InfoProducerHost == "" {
 		return fmt.Errorf("missing INFO_PRODUCER_HOST")
 	}
+	if configuration.ProducerCertPath == "" || configuration.ProducerKeyPath == "" {
+		return fmt.Errorf("missing PRODUCER_CERT and/or PRODUCER_KEY")
+	}
 	return nil
 }
 
-func registerTypesAndProducer(jobHandler jobs.JobTypeHandler, infoCoordinatorAddress string, callbackAddress string) error {
-	registrator := config.NewRegistratorImpl(infoCoordinatorAddress, retryClient)
+func createClientCertificate() (*tls.Certificate, error) {
+	if cert, err := tls.LoadX509KeyPair(configuration.ProducerCertPath, configuration.ProducerKeyPath); err == nil {
+		return &cert, nil
+	} else {
+		return nil, fmt.Errorf("cannot create x509 keypair from cert file %s and key file %s", configuration.ProducerCertPath, configuration.ProducerKeyPath)
+	}
+}
+
+func createRetryClient(cert *tls.Certificate) *http.Client {
+	rawRetryClient := retryablehttp.NewClient()
+	rawRetryClient.RetryWaitMax = time.Minute
+	rawRetryClient.RetryMax = int(^uint(0) >> 1)
+	rawRetryClient.HTTPClient.Transport = &http.Transport{
+		TLSClientConfig: &tls.Config{
+			Certificates: []tls.Certificate{
+				*cert,
+			},
+			InsecureSkipVerify: true,
+		},
+	}
+
+	return rawRetryClient.StandardClient()
+}
+
+func registerTypesAndProducer(jobHandler jobs.JobTypeHandler, infoCoordinatorAddress string, callbackAddress string, client restclient.HTTPClient) error {
+	registrator := config.NewRegistratorImpl(infoCoordinatorAddress, client)
 	if types, err := jobHandler.GetTypes(); err == nil {
 		if regErr := registrator.RegisterTypes(types); regErr != nil {
 			return fmt.Errorf("unable to register all types due to: %v", regErr)
@@ -117,3 +127,8 @@ func registerTypesAndProducer(jobHandler jobs.JobTypeHandler, infoCoordinatorAdd
 	}
 	return nil
 }
+
+func keepProducerAlive() {
+	forever := make(chan int)
+	<-forever
+}