fix: add support for multiple ingress classes

pkg/provider/kubernetes/ingress/fixtures/2-ingresses-in-different-namespace-with-same-service-name_service.yml

@@ -8,7 +8,7 @@ spec:
   ports:
     - name: tchouk
       port: 80
-  clusterIp: 10.0.0.1
+  clusterIP: 10.0.0.1
 
 ---
 kind: Service
@@ -21,4 +21,4 @@ spec:
   ports:
     - name: tchouk
       port: 80
-  clusterIp: 10.0.0.1
+  clusterIP: 10.0.0.1

pkg/provider/kubernetes/ingress/fixtures/Double-Single-Service-Ingress_service.yml

@@ -7,7 +7,7 @@ metadata:
 spec:
   ports:
     - port: 80
-  clusterIp: 10.0.0.1
+  clusterIP: 10.0.0.1
 
 ---
 kind: Service
@@ -19,4 +19,4 @@ metadata:
 spec:
   ports:
     - port: 80
-  clusterIp: 10.0.0.1
+  clusterIP: 10.0.0.1

pkg/provider/kubernetes/ingress/fixtures/Ingress-Two-rules-with-one-host-and-one-path_service.yml

@@ -7,4 +7,4 @@ metadata:
 spec:
   ports:
   - port: 80
-  clusterIp: 10.0.0.1
+  clusterIP: 10.0.0.1

pkg/provider/kubernetes/ingress/fixtures/Ingress-one-rule-with-one-host-and-two-paths_service.yml

@@ -7,4 +7,4 @@ metadata:
 spec:
   ports:
   - port: 80
-  clusterIp: 10.0.0.1
+  clusterIP: 10.0.0.1

pkg/provider/kubernetes/ingress/fixtures/Ingress-one-rule-with-one-path-and-one-host_service.yml

@@ -7,4 +7,4 @@ metadata:
 spec:
   ports:
   - port: 80
-  clusterIp: 10.0.0.1
+  clusterIP: 10.0.0.1

pkg/provider/kubernetes/ingress/fixtures/Ingress-one-rule-with-two-paths_service.yml

@@ -7,4 +7,4 @@ metadata:
 spec:
   ports:
   - port: 80
-  clusterIp: 10.0.0.1
+  clusterIP: 10.0.0.1

pkg/provider/kubernetes/ingress/fixtures/Ingress-with-IPv6-endpoints_service.yml

@@ -8,7 +8,7 @@ spec:
   ports:
   - name: http
     port: 8080
-  clusterIp: "fc00:f853:ccd:e793::1"
+  clusterIP: "fc00:f853:ccd:e793::1"
   type: ClusterIP
 
 ---

pkg/provider/kubernetes/ingress/fixtures/Ingress-with-a-bad-host-syntax_service.yml

@@ -7,4 +7,4 @@ metadata:
 spec:
   ports:
   - port: 80
-  clusterIp: 10.0.0.1
+  clusterIP: 10.0.0.1

pkg/provider/kubernetes/ingress/fixtures/Ingress-with-a-bad-path-syntax_service.yml

@@ -7,4 +7,4 @@ metadata:
 spec:
   ports:
   - port: 80
-  clusterIp: 10.0.0.1
+  clusterIP: 10.0.0.1

pkg/provider/kubernetes/ingress/fixtures/Ingress-with-a-basic-rule-on-one-path-with-https-(port-==-443)_service.yml

@@ -8,4 +8,4 @@ spec:
   ports:
   - port: 443
     targetPort: 8443
-  clusterIp: 10.0.0.1
+  clusterIP: 10.0.0.1

pkg/provider/kubernetes/ingress/fixtures/Ingress-with-a-basic-rule-on-one-path-with-https-(portname-==-https)_service.yml

@@ -9,4 +9,4 @@ spec:
   - name: https
     protocol: ""
     port: 8443
-  clusterIp: 10.0.0.1
+  clusterIP: 10.0.0.1

pkg/provider/kubernetes/ingress/fixtures/Ingress-with-a-basic-rule-on-one-path-with-https-(portname-starts-with-https)_service.yml

@@ -9,4 +9,4 @@ spec:
   - name: https-foo
     protocol: ""
     port: 8443
-  clusterIp: 10.0.0.1
+  clusterIP: 10.0.0.1

pkg/provider/kubernetes/ingress/fixtures/Ingress-with-a-basic-rule-on-one-path_service.yml

@@ -8,4 +8,4 @@ metadata:
 spec:
   ports:
   - port: 80
-  clusterIp: 10.0.0.1
+  clusterIP: 10.0.0.1

pkg/provider/kubernetes/ingress/fixtures/Ingress-with-annotations_service.yml

@@ -17,4 +17,4 @@ metadata:
 spec:
   ports:
   - port: 80
-  clusterIp: 10.0.0.1
+  clusterIP: 10.0.0.1

pkg/provider/kubernetes/ingress/fixtures/Ingress-with-conflicting-routers-on-host_service.yml

@@ -7,4 +7,4 @@ metadata:
 spec:
   ports:
   - port: 80
-  clusterIp: 10.0.0.1
+  clusterIP: 10.0.0.1

pkg/provider/kubernetes/ingress/fixtures/Ingress-with-conflicting-routers-on-path_service.yml

@@ -7,4 +7,4 @@ metadata:
 spec:
   ports:
   - port: 80
-  clusterIp: 10.0.0.1
+  clusterIP: 10.0.0.1

pkg/provider/kubernetes/ingress/fixtures/Ingress-with-default-traefik-ingressClass_service.yml

@@ -7,4 +7,4 @@ metadata:
 spec:
   ports:
   - port: 80
-  clusterIp: 10.0.0.1
+  clusterIP: 10.0.0.1

pkg/provider/kubernetes/ingress/fixtures/Ingress-with-ingressClass-without-annotation_service.yml

@@ -7,4 +7,4 @@ metadata:
 spec:
   ports:
   - port: 80
-  clusterIp: 10.0.0.1
+  clusterIP: 10.0.0.1

pkg/provider/kubernetes/ingress/fixtures/Ingress-with-non-matching-provider-traefik-ingressClass-and-annotation_service.yml

@@ -7,4 +7,4 @@ metadata:
 spec:
   ports:
   - port: 80
-  clusterIp: 10.0.0.1
+  clusterIP: 10.0.0.1

pkg/provider/kubernetes/ingress/fixtures/Ingress-with-one-host-without-path_service.yml

@@ -8,5 +8,5 @@ spec:
   ports:
   - name: http
     port: 80
-  clusterIp: 10.0.0.1
+  clusterIP: 10.0.0.1
   type: ClusterIP

pkg/provider/kubernetes/ingress/fixtures/Ingress-with-one-service-without-endpoint_service.yml

@@ -7,4 +7,4 @@ metadata:
 spec:
   ports:
   - port: 80
-  clusterIp: 10.0.0.1
+  clusterIP: 10.0.0.1

pkg/provider/kubernetes/ingress/fixtures/Ingress-with-one-service-without-endpoints-subset_service.yml

@@ -7,4 +7,4 @@ metadata:
 spec:
   ports:
   - port: 80
-  clusterIp: 10.0.0.1
+  clusterIP: 10.0.0.1

pkg/provider/kubernetes/ingress/fixtures/Ingress-with-only-a-bad-host-syntax_service.yml

@@ -7,4 +7,4 @@ metadata:
 spec:
   ports:
   - port: 80
-  clusterIp: 10.0.0.1
+  clusterIP: 10.0.0.1

pkg/provider/kubernetes/ingress/fixtures/Ingress-with-only-a-bad-path-syntax_service.yml

@@ -7,4 +7,4 @@ metadata:
 spec:
   ports:
     - port: 80
-  clusterIp: 10.0.0.1
+  clusterIP: 10.0.0.1

pkg/provider/kubernetes/ingress/fixtures/Ingress-with-port-name-in-backend-and-no-pod-replica_service.yml

@@ -10,5 +10,5 @@ spec:
     port: 8082
   - name: tchouk
     port: 80
-  clusterIp: 10.0.0.1
+  clusterIP: 10.0.0.1
 

pkg/provider/kubernetes/ingress/fixtures/Ingress-with-port-value-in-backend-and-no-pod-replica_service.yml

@@ -10,5 +10,5 @@ spec:
     port: 8082
   - name: tchouk
     port: 80
-  clusterIp: 10.0.0.1
+  clusterIP: 10.0.0.1
 

pkg/provider/kubernetes/ingress/fixtures/Ingress-with-service-with-externalName_service.yml

@@ -7,7 +7,7 @@ metadata:
 spec:
   ports:
   - port: 8080
-  clusterIp: 10.0.0.1
+  clusterIP: 10.0.0.1
   type: ExternalName
   externalName: traefik.wtf
 

pkg/provider/kubernetes/ingress/fixtures/Ingress-with-two-different-rules-with-one-path_service.yml

@@ -7,4 +7,4 @@ metadata:
 spec:
   ports:
   - port: 80
-  clusterIp: 10.0.0.1
+  clusterIP: 10.0.0.1

pkg/provider/kubernetes/ingress/fixtures/Ingress-with-two-paths-using-same-service-and-different-port-name_service.yml

@@ -10,5 +10,5 @@ spec:
     port: 8082
   - name: tchouk
     port: 80
-  clusterIp: 10.0.0.1
+  clusterIP: 10.0.0.1
 

pkg/provider/kubernetes/ingress/fixtures/Ingress-with-two-services_service.yml

@@ -7,7 +7,7 @@ metadata:
 spec:
   ports:
     - port: 80
-  clusterIp: 10.0.0.1
+  clusterIP: 10.0.0.1
 
 ---
 kind: Service
@@ -19,4 +19,4 @@ metadata:
 spec:
   ports:
     - port: 8082
-  clusterIp: 10.1.0.1
+  clusterIP: 10.1.0.1

pkg/provider/kubernetes/ingress/fixtures/Ingress-with-unknown-service-port-name_service.yml

@@ -7,4 +7,4 @@ metadata:
 spec:
   ports:
   - port: 80
-  clusterIp: 10.0.0.1
+  clusterIP: 10.0.0.1

pkg/provider/kubernetes/ingress/fixtures/Ingress-with-unknown-service-port_service.yml

@@ -7,4 +7,4 @@ metadata:
 spec:
   ports:
   - port: 80
-  clusterIp: 10.0.0.1
+  clusterIP: 10.0.0.1

pkg/provider/kubernetes/ingress/fixtures/Ingress-with-wildcard-host_service.yml

@@ -8,4 +8,4 @@ metadata:
 spec:
   ports:
   - port: 80
-  clusterIp: 10.0.0.1
+  clusterIP: 10.0.0.1

pkg/provider/kubernetes/ingress/fixtures/Ingress-with-with-port-name-in-backend-and-2-pod-replica_service.yml

@@ -10,5 +10,5 @@ spec:
     port: 8082
   - name: tchouk
     port: 80
-  clusterIp: 10.0.0.1
+  clusterIP: 10.0.0.1
 

pkg/provider/kubernetes/ingress/fixtures/Ingress-without-provider-traefik-ingressClass-and-unknown-annotation_service.yml

@@ -7,4 +7,4 @@ metadata:
 spec:
   ports:
   - port: 80
-  clusterIp: 10.0.0.1
+  clusterIP: 10.0.0.1

pkg/provider/kubernetes/ingress/fixtures/Single-Service-Ingress-(without-any-rules)_service.yml

@@ -7,4 +7,4 @@ metadata:
 spec:
   ports:
   - port: 80
-  clusterIp: 10.0.0.1
+  clusterIP: 10.0.0.1

pkg/provider/kubernetes/ingress/fixtures/TLS-support_service.yml

@@ -8,7 +8,7 @@ spec:
   ports:
   - name: http
     port: 80
-  clusterIp: 10.0.0.1
+  clusterIP: 10.0.0.1
   type: ClusterIP
 
 ---
@@ -22,5 +22,5 @@ spec:
   ports:
   - name: http
     port: 80
-  clusterIp: 10.0.0.2
+  clusterIP: 10.0.0.2
   type: ClusterIP

pkg/provider/kubernetes/ingress/fixtures/v18-Ingress-with-empty-pathType_service.yml

@@ -7,4 +7,4 @@ metadata:
 spec:
   ports:
   - port: 80
-  clusterIp: 10.0.0.1
+  clusterIP: 10.0.0.1

pkg/provider/kubernetes/ingress/fixtures/v18-Ingress-with-exact-pathType_service.yml

@@ -7,4 +7,4 @@ metadata:
 spec:
   ports:
   - port: 80
-  clusterIp: 10.0.0.1
+  clusterIP: 10.0.0.1

pkg/provider/kubernetes/ingress/fixtures/v18-Ingress-with-implementationSpecific-pathType_service.yml

@@ -7,4 +7,4 @@ metadata:
 spec:
   ports:
   - port: 80
-  clusterIp: 10.0.0.1
+  clusterIP: 10.0.0.1

pkg/provider/kubernetes/ingress/fixtures/v18-Ingress-with-ingress-annotation_service.yml

@@ -7,4 +7,4 @@ metadata:
 spec:
   ports:
   - port: 80
-  clusterIp: 10.0.0.1
+  clusterIP: 10.0.0.1

pkg/provider/kubernetes/ingress/fixtures/v18-Ingress-with-ingressClass_service.yml

@@ -7,4 +7,4 @@ metadata:
 spec:
   ports:
   - port: 80
-  clusterIp: 10.0.0.1
+  clusterIP: 10.0.0.1

pkg/provider/kubernetes/ingress/fixtures/v18-Ingress-with-missing-ingressClass_service.yml

@@ -7,4 +7,4 @@ metadata:
 spec:
   ports:
   - port: 80
-  clusterIp: 10.0.0.1
+  clusterIP: 10.0.0.1

pkg/provider/kubernetes/ingress/fixtures/v18-Ingress-with-multiple-ingressClasses_endpoint.yml

@@ -0,0 +1,11 @@
+kind: Endpoints
+apiVersion: v1
+metadata:
+  name: service1
+  namespace: testing
+
+subsets:
+- addresses:
+  - ip: 10.10.0.1
+  ports:
+  - port: 8080

pkg/provider/kubernetes/ingress/fixtures/v18-Ingress-with-multiple-ingressClasses_ingress.yml

@@ -0,0 +1,30 @@
+kind: Ingress
+apiVersion: networking.k8s.io/v1beta1
+metadata:
+  name: ""
+  namespace: testing
+spec:
+  ingressClassName: traefik-lb
+  rules:
+  - http:
+      paths:
+      - path: /bar
+        backend:
+          serviceName: service1
+          servicePort: 80
+
+---
+kind: Ingress
+apiVersion: networking.k8s.io/v1beta1
+metadata:
+  name: ""
+  namespace: testing
+spec:
+  ingressClassName: traefik-lb2
+  rules:
+    - http:
+        paths:
+          - path: /foo
+            backend:
+              serviceName: service1
+              servicePort: 80

pkg/provider/kubernetes/ingress/fixtures/v18-Ingress-with-multiple-ingressClasses_ingressclass.yml

@@ -0,0 +1,14 @@
+apiVersion: networking.k8s.io/v1beta1
+kind: IngressClass
+metadata:
+  name: traefik-lb2
+spec:
+  controller: traefik.io/ingress-controller
+
+---
+apiVersion: networking.k8s.io/v1beta1
+kind: IngressClass
+metadata:
+  name: traefik-lb
+spec:
+  controller: traefik.io/ingress-controller

pkg/provider/kubernetes/ingress/fixtures/v18-Ingress-with-multiple-ingressClasses_service.yml

@@ -0,0 +1,10 @@
+kind: Service
+apiVersion: v1
+metadata:
+  name: service1
+  namespace: testing
+
+spec:
+  ports:
+  - port: 80
+  clusterIP: 10.0.0.1

pkg/provider/kubernetes/ingress/fixtures/v18-Ingress-with-no-pathType_service.yml

@@ -7,4 +7,4 @@ metadata:
 spec:
   ports:
   - port: 80
-  clusterIp: 10.0.0.1
+  clusterIP: 10.0.0.1

pkg/provider/kubernetes/ingress/fixtures/v18-Ingress-with-prefix-pathType_service.yml

@@ -7,4 +7,4 @@ metadata:
 spec:
   ports:
   - port: 80
-  clusterIp: 10.0.0.1
+  clusterIP: 10.0.0.1