Add support for TCP (in kubernetes CRD)

Co-authored-by: Jean-Baptiste Doumenjou <jb.doumenjou@gmail.com>

docs/content/providers/crd_ingress_route.yml

@@ -11,3 +11,18 @@ spec:
     plural: ingressroutes
     singular: ingressroute
   scope: Namespaced
+
+---
+apiVersion: apiextensions.k8s.io/v1beta1
+kind: CustomResourceDefinition
+metadata:
+  name: ingressroutetcps.traefik.containo.us
+
+spec:
+  group: traefik.containo.us
+  version: v1alpha1
+  names:
+    kind: IngressRouteTCP
+    plural: ingressroutetcps
+    singular: ingressroutetcp
+  scope: Namespaced

docs/content/providers/kubernetes-crd.md

@@ -145,7 +145,7 @@ If you're in a hurry, maybe you'd rather go through the [dynamic](../reference/d
 --8<-- "content/providers/crd_ingress_route.yml"
 ```
 
-That `IngressRoute` kind can then be used to define an `IngressRoute` object, such as:
+That `IngressRoute` kind can then be used to define an `IngressRoute` object, such as in:
 
 ```yaml
 apiVersion: traefik.containo.us/v1alpha1
@@ -170,6 +170,22 @@ spec:
     services:
     - name: whoami
       port: 80
+
+---
+apiVersion: traefik.containo.us/v1alpha1
+kind: IngressRouteTCP
+metadata:
+  name: ingressroutetcpfoo.crd
+
+spec:
+  entryPoints:
+    - footcp
+  routes:
+  # Match is the rule corresponding to an underlying router.
+  - match: HostSNI(`*`)
+    services:
+    - name: whoamitcp
+      port: 8080
 ```
 
 ### Middleware