Merge pull request #267 from fcantournet/fix_virtualservices_multiple…

…ports Fix Port discovery with multiple port services
fluxcd · Aug 3, 2019 · e8c85ef · e8c85ef
2 parents a9e0e01 + 6651f64
commit e8c85ef
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Showing 4 changed files with 12 additions and 13 deletions.
diff --git a/docs/gitbook/faq.md b/docs/gitbook/faq.md
@@ -232,8 +232,7 @@ spec:
         mode: ISTIO_MUTUAL
 ```
 
-Both port `8080` and `9090` will be added to the ClusterIP services but the virtual service
-will point to the port specified in `spec.service.port`.
+Both port `8080` and `9090` will be added to the ClusterIP services.
 
 ### Label selectors
 

diff --git a/pkg/router/istio.go b/pkg/router/istio.go
@@ -2,14 +2,14 @@ package router
 
 import (
 	"fmt"
+
 	"github.com/google/go-cmp/cmp"
 	"github.com/google/go-cmp/cmp/cmpopts"
 	flaggerv1 "github.com/weaveworks/flagger/pkg/apis/flagger/v1alpha3"
 	istiov1alpha3 "github.com/weaveworks/flagger/pkg/apis/istio/v1alpha3"
 	clientset "github.com/weaveworks/flagger/pkg/client/clientset/versioned"
 	"go.uber.org/zap"
 	"k8s.io/apimachinery/pkg/api/errors"
-	"k8s.io/apimachinery/pkg/apis/meta/v1"
 	metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
 	"k8s.io/apimachinery/pkg/runtime/schema"
 	"k8s.io/client-go/kubernetes"
@@ -236,7 +236,7 @@ func (ir *IstioRouter) GetRoutes(canary *flaggerv1.Canary) (
 ) {
 	targetName := canary.Spec.TargetRef.Name
 	vs := &istiov1alpha3.VirtualService{}
-	vs, err = ir.istioClient.NetworkingV1alpha3().VirtualServices(canary.Namespace).Get(targetName, v1.GetOptions{})
+	vs, err = ir.istioClient.NetworkingV1alpha3().VirtualServices(canary.Namespace).Get(targetName, metav1.GetOptions{})
 	if err != nil {
 		if errors.IsNotFound(err) {
 			err = fmt.Errorf("VirtualService %s.%s not found", targetName, canary.Namespace)
@@ -283,7 +283,7 @@ func (ir *IstioRouter) SetRoutes(
 	primaryName := fmt.Sprintf("%s-primary", targetName)
 	canaryName := fmt.Sprintf("%s-canary", targetName)
 
-	vs, err := ir.istioClient.NetworkingV1alpha3().VirtualServices(canary.Namespace).Get(targetName, v1.GetOptions{})
+	vs, err := ir.istioClient.NetworkingV1alpha3().VirtualServices(canary.Namespace).Get(targetName, metav1.GetOptions{})
 	if err != nil {
 		if errors.IsNotFound(err) {
 			return fmt.Errorf("VirtualService %s.%s not found", targetName, canary.Namespace)
@@ -383,12 +383,5 @@ func makeDestination(canary *flaggerv1.Canary, host string, weight int) istiov1a
 		Weight: weight,
 	}
 
-	// if port discovery is enabled then we need to explicitly set the destination port
-	if canary.Spec.Service.PortDiscovery {
-		dest.Destination.Port = &istiov1alpha3.PortSelector{
-			Number: uint32(canary.Spec.Service.Port),
-		}
-	}
-
 	return dest
 }
diff --git a/test/e2e-tests.sh b/test/e2e-tests.sh
@@ -33,6 +33,7 @@ spec:
   progressDeadlineSeconds: 60
   service:
     port: 9898
+    portDiscovery: true
     headers:
       request:
         add:
@@ -142,6 +143,7 @@ spec:
     name: podinfo
   progressDeadlineSeconds: 60
   service:
+    portDiscovery: true
     port: 9898
   canaryAnalysis:
     interval: 10s
@@ -202,4 +204,4 @@ echo '✔ A/B testing promotion test passed'
 
 kubectl -n istio-system logs deployment/flagger
 
-echo '✔ All tests passed'
+echo '✔ All tests passed'
diff --git a/test/e2e-workload.yaml b/test/e2e-workload.yaml
@@ -20,6 +20,7 @@ spec:
     metadata:
       annotations:
         prometheus.io/scrape: "true"
+        prometheus.io/port: "9797"
       labels:
         app: podinfo
     spec:
@@ -31,9 +32,13 @@ spec:
         - containerPort: 9898
           name: http
           protocol: TCP
+        - containerPort: 9797
+          name: http-prom
+          protocol: TCP
         command:
         - ./podinfo
         - --port=9898
+        - --port-metrics=9797
         - --level=info
         - --random-delay=false
         - --random-error=false