feat(k8s): specify app protocol for worker and app services

Signed-off-by: Pascal Sthamer <10992664+P4sca1@users.noreply.github.com>

functions/onprem/worker/worker.go

@@ -2,7 +2,7 @@ package main
 
 import (
 	"github.com/shuffle/shuffle-shared"
-	"github.com/shuffle/singul/pkg"
+	singul "github.com/shuffle/singul/pkg"
 
 	"bytes"
 	"context"
@@ -678,6 +678,7 @@ func deployk8sApp(image string, identifier string, env []string) error {
 		return err
 	}
 
+	svcAppProtocol := "http"
 	service := &corev1.Service{
 		ObjectMeta: metav1.ObjectMeta{
 			Name:   name,
@@ -687,9 +688,10 @@ func deployk8sApp(image string, identifier string, env []string) error {
 			Selector: matchLabels,
 			Ports: []corev1.ServicePort{
 				{
-					Protocol:   "TCP",
-					Port:       80,
-					TargetPort: intstr.FromInt(deployport),
+					Protocol:    "TCP",
+					AppProtocol: &svcAppProtocol,
+					Port:        80,
+					TargetPort:  intstr.FromInt(deployport),
 				},
 			},
 			Type: corev1.ServiceTypeClusterIP,
@@ -3233,8 +3235,6 @@ func deploySwarmService(dockercli *dockerclient.Client, name, image string, depl
 	log.Printf("[DEBUG] Deploying service for %s to swarm on port %d", name, deployport)
 	//containerName := fmt.Sprintf("shuffle-worker-%s", parsedUuid)
 
-
-
 	// Check if the image exists or not - just in case
 	_, _, err := dockercli.ImageInspectWithRaw(context.Background(), image)
 	if err != nil {
@@ -3247,8 +3247,8 @@ func deploySwarmService(dockercli *dockerclient.Client, name, image string, depl
 		}
 
 		_, err := dockercli.ImagePull(
-			context.Background(), 
-			image, 
+			context.Background(),
+			image,
 			dockerimage.PullOptions{},
 		)
 		if err != nil {
@@ -3257,7 +3257,6 @@ func deploySwarmService(dockercli *dockerclient.Client, name, image string, depl
 		}
 	}
 
-
 	if len(baseimagename) == 0 || baseimagename == "/" {
 		baseimagename = "frikky/shuffle"
 		//var baseimagename = "frikky/shuffle"
@@ -3290,7 +3289,7 @@ func deploySwarmService(dockercli *dockerclient.Client, name, image string, depl
 
 	// Max scale as well
 	nodeCount := uint64(1)
-	if inputReplicas > 0 && inputReplicas < 100 { 
+	if inputReplicas > 0 && inputReplicas < 100 {
 		if replicas != uint64(inputReplicas) {
 			log.Printf("[DEBUG] Overwriting replicas to %d/node as inputReplicas is set to %d", inputReplicas, inputReplicas)
 		}
@@ -3310,7 +3309,6 @@ func deploySwarmService(dockercli *dockerclient.Client, name, image string, depl
 		nodeCount = 1
 	}
 
-
 	replicatedJobs := uint64(replicas * nodeCount)
 	log.Printf("[DEBUG] Deploying app with name %s with image %s", name, image)
 
@@ -3440,12 +3438,12 @@ func deploySwarmService(dockercli *dockerclient.Client, name, image string, depl
 			}
 
 			// Retry deploying the service (once)
-			if !retry { 
+			if !retry {
 				return deploySwarmService(dockercli, name, image, deployport, -1, true)
 			}
 		}
 
-		// For port mapping. 
+		// For port mapping.
 		if strings.Contains(fmt.Sprintf("%s", err), "InvalidArgument") && strings.Contains(fmt.Sprintf("%s", err), "is already in use") {
 			//log.Printf("\n\n[WARNING] Port %d is already allocated. Trying to deploy on next port.\n\n", deployport)
 
@@ -3472,7 +3470,6 @@ func findAppInfo(image, name string, redeploy bool) (int, error) {
 	// chance of being successful
 	time.Sleep(time.Duration(rand.Intn(1500)) * time.Millisecond)
 
-
 	highest := baseport
 	exposedPort := -1
 
@@ -3576,10 +3573,10 @@ func findAppInfo(image, name string, redeploy bool) (int, error) {
 						time.Sleep(time.Duration(rand.Intn(4)+8) * time.Second)
 						replicas := service.Spec.Mode.Replicated.Replicas
 						err = deploySwarmService(
-							dockercli, 
-							name, 
-							image, 
-							exposedPort, 
+							dockercli,
+							name,
+							image,
+							exposedPort,
 							int64(*replicas),
 							false,
 						)
@@ -3669,7 +3666,7 @@ func findAppInfoKubernetes(image, name string, env []string) error {
 
 	for _, deployment := range deployments.Items {
 		if deployment.Name == name {
-			if debug { 
+			if debug {
 				log.Printf("[DEBUG] Found deployment %s - no need to deploy another", name)
 			}
 
@@ -3695,7 +3692,6 @@ func initSwarmNetwork() error {
 	mtu := 1500
 	options["com.docker.network.driver.mtu"] = fmt.Sprintf("%d", mtu)
 
-
 	ingressOptions := network.CreateOptions{
 		Driver:     "overlay",
 		Attachable: false,
@@ -3779,11 +3775,9 @@ func initSwarmNetwork() error {
 		log.Printf("[WARNING] Swarm Executions network may already exist: %s", err)
 	}
 
-	return nil 
+	return nil
 }
 
-
-
 /*** ENDREMOVE ***/
 
 func sendAppRequest(ctx context.Context, incomingUrl, appName string, port int, action *shuffle.Action, workflowExecution *shuffle.WorkflowExecution, image string, attempts int64) error {
@@ -3940,9 +3934,9 @@ func sendAppRequest(ctx context.Context, incomingUrl, appName string, port int,
 		}
 
 		// Try redeployment
-		attempts += 1 
+		attempts += 1
 		if attempts < 2 {
-			// Check the service and fix it. 
+			// Check the service and fix it.
 			if isKubernetes == "true" {
 				log.Printf("[WARNING] App Redeployment in K8s isn't fully supported yet, but should be done for app %s with image %s.", appName, image)
 			} else {
@@ -3951,7 +3945,7 @@ func sendAppRequest(ctx context.Context, incomingUrl, appName string, port int,
 					log.Printf("[ERROR][%s] Error re-deploying app %s: %s", workflowExecution.ExecutionId, appName, err)
 				}
 
-				return sendAppRequest(ctx, incomingUrl, appName, port, action, workflowExecution, image, attempts) 
+				return sendAppRequest(ctx, incomingUrl, appName, port, action, workflowExecution, image, attempts)
 			}
 		}
 
@@ -4377,7 +4371,7 @@ func checkStandaloneRun() {
 
 // Initial loop etc
 func main() {
-	// Testing swarm auto-replacements. This also tests ports 
+	// Testing swarm auto-replacements. This also tests ports
 	// in rapid succession
 
 	checkStandaloneRun()
@@ -4385,7 +4379,7 @@ func main() {
 		debug = true
 
 		log.Printf("[INFO] Disabled cleanup due to debug mode (DEBUG=true)")
-		cleanupEnv = "false" 
+		cleanupEnv = "false"
 	}
 
 	/*** STARTREMOVE ***/