Fix concatenation of IPv6 addresses and ports

pkg/provider/kubernetes/crd/fixtures/tcp/services.yml

@@ -132,6 +132,36 @@ subsets:
       - name: myapp4
         port: 8084
 
+---
+apiVersion: v1
+kind: Service
+metadata:
+  name: whoamitcp-ipv6
+  namespace: default
+
+spec:
+  ports:
+    - name: myapp-ipv6
+      port: 8080
+  selector:
+    app: traefiklabs
+    task: whoamitcp-ipv6
+
+---
+kind: Endpoints
+apiVersion: v1
+metadata:
+  name: whoamitcp-ipv6
+  namespace: default
+
+subsets:
+  - addresses:
+      - ip: "fd00:10:244:0:1::3"
+      - ip: "2001:db8:85a3:8d3:1319:8a2e:370:7348"
+    ports:
+      - name: myapp-ipv6
+        port: 8080
+
 ---
 apiVersion: v1
 kind: Service
@@ -167,4 +197,14 @@ spec:
   type: ExternalName
   ports:
     - name: http
-      protocol: TCP
+      protocol: TCP
+
+---
+apiVersion: v1
+kind: Service
+metadata:
+  name: external.service.with.ipv6
+  namespace: default
+spec:
+  externalName: "fe80::200:5aee:feaa:20a2"
+  type: ExternalName

pkg/provider/kubernetes/crd/fixtures/tcp/with_ipv6.yml

@@ -0,0 +1,17 @@
+apiVersion: traefik.containo.us/v1alpha1
+kind: IngressRouteTCP
+metadata:
+  name: test.route
+  namespace: default
+
+spec:
+  entryPoints:
+    - foo
+
+  routes:
+  - match: HostSNI(`*`)
+    services:
+    - name: whoamitcp-ipv6
+      port: 8080
+    - name: external.service.with.ipv6
+      port: 8080