Add service.targetPort field to Canary CRD

artifacts/flagger/crd.yaml

@@ -118,6 +118,11 @@ spec:
                 portName:
                   description: Container port name
                   type: string
+                targetPort:
+                  description: Container target port name
+                  anyOf:
+                    - type: string
+                    - type: number
                 portDiscovery:
                   description: Enable port dicovery
                   type: boolean

charts/flagger/templates/crd.yaml

@@ -119,6 +119,11 @@ spec:
                 portName:
                   description: Container port name
                   type: string
+                targetPort:
+                  description: Container target port name
+                  anyOf:
+                    - type: string
+                    - type: number
                 portDiscovery:
                   description: Enable port dicovery
                   type: boolean

kustomize/base/flagger/crd.yaml

@@ -118,6 +118,11 @@ spec:
                 portName:
                   description: Container port name
                   type: string
+                targetPort:
+                  description: Container target port name
+                  anyOf:
+                    - type: string
+                    - type: number
                 portDiscovery:
                   description: Enable port dicovery
                   type: boolean

pkg/apis/flagger/v1alpha3/types.go

@@ -17,6 +17,7 @@ limitations under the License.
 package v1alpha3
 
 import (
+	"k8s.io/apimachinery/pkg/util/intstr"
 	"time"
 
 	istiov1alpha3 "github.com/weaveworks/flagger/pkg/apis/istio/v1alpha3"
@@ -88,10 +89,11 @@ type CanaryList struct {
 // CanaryService is used to create ClusterIP services
 // and Istio Virtual Service
 type CanaryService struct {
-	Port          int32  `json:"port"`
-	PortName      string `json:"portName,omitempty"`
-	PortDiscovery bool   `json:"portDiscovery"`
-	Timeout       string `json:"timeout,omitempty"`
+	Port          int32              `json:"port"`
+	PortName      string             `json:"portName,omitempty"`
+	TargetPort    intstr.IntOrString `json:"targetPort,omitempty"`
+	PortDiscovery bool               `json:"portDiscovery"`
+	Timeout       string             `json:"timeout,omitempty"`
 	// Istio
 	Gateways      []string                         `json:"gateways,omitempty"`
 	Hosts         []string                         `json:"hosts,omitempty"`

pkg/apis/flagger/v1alpha3/zz_generated.deepcopy.go

@@ -159,6 +159,7 @@ func (in *CanaryMetric) DeepCopy() *CanaryMetric {
 // DeepCopyInto is an autogenerated deepcopy function, copying the receiver, writing into out. in must be non-nil.
 func (in *CanaryService) DeepCopyInto(out *CanaryService) {
 	*out = *in
+	out.TargetPort = in.TargetPort
 	if in.Gateways != nil {
 		in, out := &in.Gateways, &out.Gateways
 		*out = make([]string, len(*in))