Add UDP support in kubernetesCRD provider

Co-authored-by: Mathieu Lonjaret <mathieu.lonjaret@gmail.com>

integration/fixtures/k8s/01-crd.yml

@@ -42,6 +42,21 @@ spec:
     singular: ingressroutetcp
   scope: Namespaced
 
+---
+apiVersion: apiextensions.k8s.io/v1beta1
+kind: CustomResourceDefinition
+metadata:
+  name: ingressrouteudps.traefik.containo.us
+
+spec:
+  group: traefik.containo.us
+  version: v1alpha1
+  names:
+    kind: IngressRouteUDP
+    plural: ingressrouteudps
+    singular: ingressrouteudp
+  scope: Namespaced
+
 ---
 apiVersion: apiextensions.k8s.io/v1beta1
 kind: CustomResourceDefinition

integration/fixtures/k8s/02-services.yml

@@ -82,3 +82,47 @@ spec:
   selector:
     app: containous
     task: whoamitcp
+
+---
+kind: Deployment
+apiVersion: apps/v1
+metadata:
+  name: whoamiudp
+  namespace: default
+  labels:
+    app: containous
+    name: whoamiudp
+
+spec:
+  replicas: 2
+  selector:
+    matchLabels:
+      app: containous
+      task: whoamiudp
+  template:
+    metadata:
+      labels:
+        app: containous
+        task: whoamiudp
+    spec:
+      containers:
+        - name: containouswhoamiudp
+          image: containous/whoamiudp:dev
+          ports:
+            - containerPort: 8090
+
+---
+apiVersion: v1
+kind: Service
+metadata:
+  name: whoamiudp
+  namespace: default
+
+spec:
+  ports:
+    - protocol: UDP
+      name: fooudp
+      port: 8090
+  selector:
+    app: containous
+    task: whoamiudp

integration/fixtures/k8s/05-ingressrouteudp.yml

@@ -0,0 +1,14 @@
+apiVersion: traefik.containo.us/v1alpha1
+kind: IngressRouteUDP
+metadata:
+  name: test3.route
+  namespace: default
+
+spec:
+  entryPoints:
+    - fooudp
+  routes:
+  - services:
+    - name: whoamiudp
+      namespace: default
+      port: 8090

integration/fixtures/k8s_crd.toml

@@ -10,6 +10,8 @@
 [entryPoints]
   [entryPoints.footcp]
     address = ":8093"
+  [entryPoints.fooudp]
+    address = ":8090/udp"
   [entryPoints.web]
     address = ":8000"