chore: update linter

.github/workflows/validate.yaml

@@ -7,7 +7,7 @@ on:
 
 env:
   GO_VERSION: '1.20'
-  GOLANGCI_LINT_VERSION: v1.51.2
+  GOLANGCI_LINT_VERSION: v1.52.2
   MISSSPELL_VERSION: v0.4.0
   IN_DOCKER: ""
 

.golangci.yml

@@ -6,9 +6,10 @@ run:
 
 linters-settings:
   govet:
-    check-shadowing: false
-  golint:
-    min-confidence: 0
+    enable-all: true
+    disable:
+      - shadow
+      - fieldalignment
   gocyclo:
     min-complexity: 14
   goconst:
@@ -33,40 +34,112 @@ linters-settings:
     keywords:
       - FIXME
   importas:
-    corev1: k8s.io/api/core/v1
-    networkingv1beta1: k8s.io/api/networking/v1beta1
-    extensionsv1beta1: k8s.io/api/extensions/v1beta1
-    metav1: k8s.io/apimachinery/pkg/apis/meta/v1
-    kubeerror: k8s.io/apimachinery/pkg/api/errors
-    composeapi: github.com/docker/compose/v2/pkg/api
+    no-unaliased: true
+    alias:
+      - alias: composeapi
+        pkg: github.com/docker/compose/v2/pkg/api
+
+      # Standard Kubernetes rewrites:
+      - alias: corev1
+        pkg: "k8s.io/api/core/v1"
+      - alias: netv1
+        pkg: "k8s.io/api/networking/v1"
+      - alias: netv1beta1
+        pkg: "k8s.io/api/networking/v1beta1"
+      - alias: admv1
+        pkg: "k8s.io/api/admission/v1"
+      - alias: admv1beta1
+        pkg: "k8s.io/api/admission/v1beta1"
+      - alias: extv1beta1
+        pkg: "k8s.io/api/extensions/v1beta1"
+      - alias: metav1
+        pkg: "k8s.io/apimachinery/pkg/apis/meta/v1"
+      - alias: ktypes
+        pkg: "k8s.io/apimachinery/pkg/types"
+      - alias: kerror
+        pkg: "k8s.io/apimachinery/pkg/api/errors"
+      - alias: kclientset
+        pkg: "k8s.io/client-go/kubernetes"
+      - alias: kinformers
+        pkg: "k8s.io/client-go/informers"
+      - alias: ktesting
+        pkg: "k8s.io/client-go/testing"
+      - alias: kschema
+        pkg: "k8s.io/apimachinery/pkg/runtime/schema"
+      - alias: kscheme
+        pkg: "k8s.io/client-go/kubernetes/scheme"
+      - alias: kversion
+        pkg: "k8s.io/apimachinery/pkg/version"
+      - alias: kubefake
+        pkg: "k8s.io/client-go/kubernetes/fake"
+      - alias: discoveryfake
+        pkg: "k8s.io/client-go/discovery/fake"
+
+      # Kubernetes Gateway rewrites:
+      - alias: gateclientset
+        pkg: "sigs.k8s.io/gateway-api/pkg/client/clientset/gateway/versioned"
+      - alias: gateinformers
+        pkg: "sigs.k8s.io/gateway-api/pkg/client/informers/gateway/externalversions"
+      - alias: gatev1alpha2
+        pkg: "sigs.k8s.io/gateway-api/apis/v1alpha2"
+
+      # Traefik Kubernetes rewrites:
+      - alias: containousv1alpha1
+        pkg: "github.com/traefik/traefik/v2/pkg/provider/kubernetes/crd/traefikcontainous/v1alpha1"
+      - alias: traefikv1alpha1
+        pkg: "github.com/traefik/traefik/v2/pkg/provider/kubernetes/crd/traefikio/v1alpha1"
+      - alias: traefikclientset
+        pkg: "github.com/traefik/traefik/v2/pkg/provider/kubernetes/crd/generated/clientset/versioned"
+      - alias: traefikinformers
+        pkg: "github.com/traefik/traefik/v2/pkg/provider/kubernetes/crd/generated/informers/externalversions"
+      - alias: traefikscheme
+        pkg: "github.com/traefik/traefik/v2/pkg/provider/kubernetes/crd/generated/clientset/versioned/scheme"
+      - alias: traefikcrdfake
+        pkg: "github.com/traefik/traefik/v2/pkg/provider/kubernetes/crd/generated/clientset/versioned/fake"
+  tagalign:
+    align: false
+    sort: true
+    order:
+      - description
+      - json
+      - toml
+      - yaml
+      - yml
+      - label
+      - label-slice-as-struct
+      - file
+      - kv
+      - export
   revive:
     rules:
       - name: struct-tag
-  rules:
-    - name: blank-imports
-    - name: context-as-argument
-    - name: context-keys-type
-    - name: dot-imports
-    - name: error-return
-    - name: error-strings
-    - name: error-naming
-    - name: exported
-    - name: if-return
-    - name: increment-decrement
-    - name: var-naming
-    - name: var-declaration
-    - name: package-comments
-    - name: range
-    - name: receiver-naming
-    - name: time-naming
-    - name: unexported-return
-    - name: indent-error-flow
-    - name: errorf
-    - name: empty-block
-    - name: superfluous-else
-    - name: unused-parameter
-    - name: unreachable-code
-    - name: redefines-builtin-id
+      - name: blank-imports
+      - name: context-as-argument
+      - name: context-keys-type
+      - name: dot-imports
+      - name: error-return
+      - name: error-strings
+      - name: error-naming
+      - name: exported
+        disabled: true
+      - name: if-return
+      - name: increment-decrement
+      - name: var-naming
+      - name: var-declaration
+      - name: package-comments
+        disabled: true
+      - name: range
+      - name: receiver-naming
+      - name: time-naming
+      - name: unexported-return
+      - name: indent-error-flow
+      - name: errorf
+      - name: empty-block
+      - name: superfluous-else
+      - name: unused-parameter
+        disabled: true
+      - name: unreachable-code
+      - name: redefines-builtin-id
   gomoddirectives:
     replace-allow-list:
       - github.com/abbot/go-http-auth
@@ -188,3 +261,7 @@ issues:
       text: 'Duplicate words \(sub\) found'
       linters:
         - dupword
+    - path: pkg/provider/kubernetes/gateway/client_mock_test.go
+      text: 'unusedwrite: unused write to field'
+      linters:
+        - govet

.semaphore/semaphore.yml

@@ -25,7 +25,7 @@ global_job_config:
       - export "PATH=${GOPATH}/bin:${PATH}"
       - mkdir -vp "${SEMAPHORE_GIT_DIR}" "${GOPATH}/bin"
       - export GOPROXY=https://proxy.golang.org,direct
-      - curl -sSfL https://raw.githubusercontent.com/golangci/golangci-lint/master/install.sh | sh -s -- -b "${GOPATH}/bin" v1.50.0
+      - curl -sSfL https://raw.githubusercontent.com/golangci/golangci-lint/master/install.sh | sh -s -- -b "${GOPATH}/bin" v1.52.2
       - curl -sSfL https://gist.githubusercontent.com/traefiker/6d7ac019c11d011e4f131bb2cca8900e/raw/goreleaser.sh | bash -s -- -b "${GOPATH}/bin"
       - checkout
       - cache restore traefik-$(checksum go.sum)

build.Dockerfile

@@ -13,7 +13,7 @@ RUN mkdir -p /usr/local/bin \
     | tar -xzC /usr/local/bin --transform 's#^.+/##x'
 
 # Download golangci-lint binary to bin folder in $GOPATH
-RUN curl -sfL https://raw.githubusercontent.com/golangci/golangci-lint/master/install.sh | bash -s -- -b $GOPATH/bin v1.50.0
+RUN curl -sfL https://raw.githubusercontent.com/golangci/golangci-lint/master/install.sh | bash -s -- -b $GOPATH/bin v1.52.2
 
 # Download misspell binary to bin folder in $GOPATH
 RUN curl -sfL https://raw.githubusercontent.com/golangci/misspell/master/install-misspell.sh | bash -s -- -b $GOPATH/bin v0.4.0

docs/scripts/verify.sh

@@ -22,7 +22,7 @@ find "${PATH_TO_SITE}" -type f -not -path "/app/site/theme/*" \
 	--alt_ignore="/traefikproxy-vertical-logo-color.svg/" \
 	--http_status_ignore="0,500,501,503" \
 	--file_ignore="/404.html/" \
-	--url_ignore="/https://groups.google.com/a/traefik.io/forum/#!forum/security/,/localhost:/,/127.0.0.1:/,/fonts.gstatic.com/,/.minikube/,/github.com\/traefik\/traefik\/*edit*/,/github.com\/traefik\/traefik/,/doc.traefik.io/,/github\.com\/golang\/oauth2\/blob\/36a7019397c4c86cf59eeab3bc0d188bac444277\/.+/,/www.akamai.com/,/pilot.traefik.io\/profile/,/traefik.io/,/doc.traefik.io\/traefik-mesh/,/www.mkdocs.org/,/squidfunk.github.io/,/ietf.org/,/www.namesilo.com/,/www.youtube.com/,/www.linode.com/,/www.alibabacloud.com/,/www.cloudxns.net/,/www.vultr.com/,/vscale.io/,/hetzner.com/,/docs.github.com/,/njal.la/,/www.wedos.com/,/www.reg.ru/,/www.godaddy.com/" \
+	--url_ignore="/https://groups.google.com/a/traefik.io/forum/#!forum/security/,/localhost:/,/127.0.0.1:/,/fonts.gstatic.com/,/.minikube/,/github.com\/traefik\/traefik\/*edit*/,/github.com\/traefik\/traefik/,/doc.traefik.io/,/github\.com\/golang\/oauth2\/blob\/36a7019397c4c86cf59eeab3bc0d188bac444277\/.+/,/www.akamai.com/,/pilot.traefik.io\/profile/,/traefik.io/,/doc.traefik.io\/traefik-mesh/,/www.mkdocs.org/,/squidfunk.github.io/,/ietf.org/,/www.namesilo.com/,/www.youtube.com/,/www.linode.com/,/www.alibabacloud.com/,/www.cloudxns.net/,/www.vultr.com/,/vscale.io/,/hetzner.com/,/docs.github.com/,/njal.la/,/www.wedos.com/,/www.reg.ru/,/www.godaddy.com/,/internetbs.net/" \
 	'{}' 1>/dev/null
 ## HTML-proofer options at https://github.com/gjtorikian/html-proofer#configuration
 

pkg/config/dynamic/http_config.go

@@ -199,8 +199,8 @@ type ResponseForwarding struct {
 // Server holds the server configuration.
 type Server struct {
 	URL    string `json:"url,omitempty" toml:"url,omitempty" yaml:"url,omitempty" label:"-"`
-	Scheme string `toml:"-" json:"-" yaml:"-" file:"-"`
-	Port   string `toml:"-" json:"-" yaml:"-" file:"-"`
+	Scheme string `json:"-" toml:"-" yaml:"-" file:"-"`
+	Port   string `json:"-" toml:"-" yaml:"-" file:"-"`
 }
 
 // SetDefaults Default values for a Server.

pkg/config/dynamic/middlewares.go

@@ -391,7 +391,7 @@ func (s *IPStrategy) Get() (ip.Strategy, error) {
 type IPWhiteList struct {
 	// SourceRange defines the set of allowed IPs (or ranges of allowed IPs by using CIDR notation).
 	SourceRange []string    `json:"sourceRange,omitempty" toml:"sourceRange,omitempty" yaml:"sourceRange,omitempty"`
-	IPStrategy  *IPStrategy `json:"ipStrategy,omitempty" toml:"ipStrategy,omitempty" yaml:"ipStrategy,omitempty"  label:"allowEmpty" file:"allowEmpty" kv:"allowEmpty" export:"true"`
+	IPStrategy  *IPStrategy `json:"ipStrategy,omitempty" toml:"ipStrategy,omitempty" yaml:"ipStrategy,omitempty" label:"allowEmpty" file:"allowEmpty" kv:"allowEmpty" export:"true"`
 }
 
 // +k8s:deepcopy-gen=true

pkg/config/dynamic/tcp_config.go

@@ -108,7 +108,7 @@ func (l *TCPServersLoadBalancer) Mergeable(loadBalancer *TCPServersLoadBalancer)
 // TCPServer holds a TCP Server configuration.
 type TCPServer struct {
 	Address string `json:"address,omitempty" toml:"address,omitempty" yaml:"address,omitempty" label:"-"`
-	Port    string `toml:"-" json:"-" yaml:"-"`
+	Port    string `json:"-" toml:"-" yaml:"-"`
 }
 
 // +k8s:deepcopy-gen=true

pkg/config/dynamic/udp_config.go

@@ -78,5 +78,5 @@ func (l *UDPServersLoadBalancer) Mergeable(loadBalancer *UDPServersLoadBalancer)
 // UDPServer defines a UDP server configuration.
 type UDPServer struct {
 	Address string `json:"address,omitempty" toml:"address,omitempty" yaml:"address,omitempty" label:"-"`
-	Port    string `toml:"-" json:"-" yaml:"-" file:"-"`
+	Port    string `json:"-" toml:"-" yaml:"-" file:"-"`
 }

pkg/config/static/static_config.go

@@ -159,12 +159,12 @@ func (a *LifeCycle) SetDefaults() {
 type Tracing struct {
 	ServiceName   string           `description:"Set the name for this service." json:"serviceName,omitempty" toml:"serviceName,omitempty" yaml:"serviceName,omitempty" export:"true"`
 	SpanNameLimit int              `description:"Set the maximum character limit for Span names (default 0 = no limit)." json:"spanNameLimit,omitempty" toml:"spanNameLimit,omitempty" yaml:"spanNameLimit,omitempty" export:"true"`
-	Jaeger        *jaeger.Config   `description:"Settings for Jaeger." json:"jaeger,omitempty" toml:"jaeger,omitempty" yaml:"jaeger,omitempty" export:"true" label:"allowEmpty" file:"allowEmpty"`
-	Zipkin        *zipkin.Config   `description:"Settings for Zipkin." json:"zipkin,omitempty" toml:"zipkin,omitempty" yaml:"zipkin,omitempty" export:"true" label:"allowEmpty" file:"allowEmpty"`
-	Datadog       *datadog.Config  `description:"Settings for Datadog." json:"datadog,omitempty" toml:"datadog,omitempty" yaml:"datadog,omitempty" export:"true" label:"allowEmpty" file:"allowEmpty"`
-	Instana       *instana.Config  `description:"Settings for Instana." json:"instana,omitempty" toml:"instana,omitempty" yaml:"instana,omitempty" export:"true" label:"allowEmpty" file:"allowEmpty"`
-	Haystack      *haystack.Config `description:"Settings for Haystack." json:"haystack,omitempty" toml:"haystack,omitempty" yaml:"haystack,omitempty" export:"true" label:"allowEmpty" file:"allowEmpty"`
-	Elastic       *elastic.Config  `description:"Settings for Elastic." json:"elastic,omitempty" toml:"elastic,omitempty" yaml:"elastic,omitempty" export:"true" label:"allowEmpty" file:"allowEmpty"`
+	Jaeger        *jaeger.Config   `description:"Settings for Jaeger." json:"jaeger,omitempty" toml:"jaeger,omitempty" yaml:"jaeger,omitempty" label:"allowEmpty" file:"allowEmpty" export:"true"`
+	Zipkin        *zipkin.Config   `description:"Settings for Zipkin." json:"zipkin,omitempty" toml:"zipkin,omitempty" yaml:"zipkin,omitempty" label:"allowEmpty" file:"allowEmpty" export:"true"`
+	Datadog       *datadog.Config  `description:"Settings for Datadog." json:"datadog,omitempty" toml:"datadog,omitempty" yaml:"datadog,omitempty" label:"allowEmpty" file:"allowEmpty" export:"true"`
+	Instana       *instana.Config  `description:"Settings for Instana." json:"instana,omitempty" toml:"instana,omitempty" yaml:"instana,omitempty" label:"allowEmpty" file:"allowEmpty" export:"true"`
+	Haystack      *haystack.Config `description:"Settings for Haystack." json:"haystack,omitempty" toml:"haystack,omitempty" yaml:"haystack,omitempty" label:"allowEmpty" file:"allowEmpty" export:"true"`
+	Elastic       *elastic.Config  `description:"Settings for Elastic." json:"elastic,omitempty" toml:"elastic,omitempty" yaml:"elastic,omitempty" label:"allowEmpty" file:"allowEmpty" export:"true"`
 }
 
 // SetDefaults sets the default values.
@@ -177,14 +177,14 @@ func (t *Tracing) SetDefaults() {
 type Providers struct {
 	ProvidersThrottleDuration ptypes.Duration `description:"Backends throttle duration: minimum duration between 2 events from providers before applying a new configuration. It avoids unnecessary reloads if multiples events are sent in a short amount of time." json:"providersThrottleDuration,omitempty" toml:"providersThrottleDuration,omitempty" yaml:"providersThrottleDuration,omitempty" export:"true"`
 
-	Docker            *docker.Provider               `description:"Enable Docker backend with default settings." json:"docker,omitempty" toml:"docker,omitempty" yaml:"docker,omitempty" export:"true" label:"allowEmpty" file:"allowEmpty"`
+	Docker            *docker.Provider               `description:"Enable Docker backend with default settings." json:"docker,omitempty" toml:"docker,omitempty" yaml:"docker,omitempty" label:"allowEmpty" file:"allowEmpty" export:"true"`
 	File              *file.Provider                 `description:"Enable File backend with default settings." json:"file,omitempty" toml:"file,omitempty" yaml:"file,omitempty" export:"true"`
-	Marathon          *marathon.Provider             `description:"Enable Marathon backend with default settings." json:"marathon,omitempty" toml:"marathon,omitempty" yaml:"marathon,omitempty" export:"true" label:"allowEmpty" file:"allowEmpty"`
-	KubernetesIngress *ingress.Provider              `description:"Enable Kubernetes backend with default settings." json:"kubernetesIngress,omitempty" toml:"kubernetesIngress,omitempty" yaml:"kubernetesIngress,omitempty" export:"true" label:"allowEmpty" file:"allowEmpty"`
-	KubernetesCRD     *crd.Provider                  `description:"Enable Kubernetes backend with default settings." json:"kubernetesCRD,omitempty" toml:"kubernetesCRD,omitempty" yaml:"kubernetesCRD,omitempty" export:"true" label:"allowEmpty" file:"allowEmpty"`
-	KubernetesGateway *gateway.Provider              `description:"Enable Kubernetes gateway api provider with default settings." json:"kubernetesGateway,omitempty" toml:"kubernetesGateway,omitempty" yaml:"kubernetesGateway,omitempty" export:"true" label:"allowEmpty" file:"allowEmpty"`
-	Rest              *rest.Provider                 `description:"Enable Rest backend with default settings." json:"rest,omitempty" toml:"rest,omitempty" yaml:"rest,omitempty" export:"true" label:"allowEmpty" file:"allowEmpty"`
-	Rancher           *rancher.Provider              `description:"Enable Rancher backend with default settings." json:"rancher,omitempty" toml:"rancher,omitempty" yaml:"rancher,omitempty" export:"true" label:"allowEmpty" file:"allowEmpty"`
+	Marathon          *marathon.Provider             `description:"Enable Marathon backend with default settings." json:"marathon,omitempty" toml:"marathon,omitempty" yaml:"marathon,omitempty" label:"allowEmpty" file:"allowEmpty" export:"true"`
+	KubernetesIngress *ingress.Provider              `description:"Enable Kubernetes backend with default settings." json:"kubernetesIngress,omitempty" toml:"kubernetesIngress,omitempty" yaml:"kubernetesIngress,omitempty" label:"allowEmpty" file:"allowEmpty" export:"true"`
+	KubernetesCRD     *crd.Provider                  `description:"Enable Kubernetes backend with default settings." json:"kubernetesCRD,omitempty" toml:"kubernetesCRD,omitempty" yaml:"kubernetesCRD,omitempty" label:"allowEmpty" file:"allowEmpty" export:"true"`
+	KubernetesGateway *gateway.Provider              `description:"Enable Kubernetes gateway api provider with default settings." json:"kubernetesGateway,omitempty" toml:"kubernetesGateway,omitempty" yaml:"kubernetesGateway,omitempty" label:"allowEmpty" file:"allowEmpty" export:"true"`
+	Rest              *rest.Provider                 `description:"Enable Rest backend with default settings." json:"rest,omitempty" toml:"rest,omitempty" yaml:"rest,omitempty" label:"allowEmpty" file:"allowEmpty" export:"true"`
+	Rancher           *rancher.Provider              `description:"Enable Rancher backend with default settings." json:"rancher,omitempty" toml:"rancher,omitempty" yaml:"rancher,omitempty" label:"allowEmpty" file:"allowEmpty" export:"true"`
 	ConsulCatalog     *consulcatalog.ProviderBuilder `description:"Enable ConsulCatalog backend with default settings." json:"consulCatalog,omitempty" toml:"consulCatalog,omitempty" yaml:"consulCatalog,omitempty" label:"allowEmpty" file:"allowEmpty" export:"true"`
 	Nomad             *nomad.ProviderBuilder         `description:"Enable Nomad backend with default settings." json:"nomad,omitempty" toml:"nomad,omitempty" yaml:"nomad,omitempty" label:"allowEmpty" file:"allowEmpty" export:"true"`
 	Ecs               *ecs.Provider                  `description:"Enable AWS ECS backend with default settings." json:"ecs,omitempty" toml:"ecs,omitempty" yaml:"ecs,omitempty" label:"allowEmpty" file:"allowEmpty" export:"true"`

pkg/muxer/tcp/mux.go

@@ -422,33 +422,30 @@ func preparePattern(template string) (string, error) {
 	pattern := bytes.NewBufferString("")
 
 	// Host SNI matching is case-insensitive
-	fmt.Fprint(pattern, "(?i)")
+	_, _ = fmt.Fprint(pattern, "(?i)")
 
 	pattern.WriteByte('^')
 	var end int
-	var err error
 	for i := 0; i < len(idxs); i += 2 {
 		// Set all values we are interested in.
 		raw := template[end:idxs[i]]
 		end = idxs[i+1]
 		parts := strings.SplitN(template[idxs[i]+1:end-1], ":", 2)
 		name := parts[0]
+
 		patt := defaultPattern
 		if len(parts) == 2 {
 			patt = parts[1]
 		}
+
 		// Name or pattern can't be empty.
 		if name == "" || patt == "" {
 			return "", fmt.Errorf("mux: missing name or pattern in %q",
 				template[idxs[i]:end])
 		}
-		// Build the regexp pattern.
-		fmt.Fprintf(pattern, "%s(?P<%s>%s)", regexp.QuoteMeta(raw), varGroupName(i/2), patt)
 
-		// Append variable name and compiled pattern.
-		if err != nil {
-			return "", err
-		}
+		// Build the regexp pattern.
+		_, _ = fmt.Fprintf(pattern, "%s(?P<%s>%s)", regexp.QuoteMeta(raw), varGroupName(i/2), patt)
 	}
 
 	// Add the remaining.

pkg/provider/kubernetes/crd/client-containous.go

@@ -4,15 +4,15 @@ import (
 	"fmt"
 
 	"github.com/traefik/traefik/v2/pkg/log"
-	"github.com/traefik/traefik/v2/pkg/provider/kubernetes/crd/generated/clientset/versioned/scheme"
-	"github.com/traefik/traefik/v2/pkg/provider/kubernetes/crd/generated/informers/externalversions"
-	"github.com/traefik/traefik/v2/pkg/provider/kubernetes/crd/traefikio/v1alpha1"
+	traefikscheme "github.com/traefik/traefik/v2/pkg/provider/kubernetes/crd/generated/clientset/versioned/scheme"
+	traefikinformers "github.com/traefik/traefik/v2/pkg/provider/kubernetes/crd/generated/informers/externalversions"
+	traefikv1alpha1 "github.com/traefik/traefik/v2/pkg/provider/kubernetes/crd/traefikio/v1alpha1"
 	"github.com/traefik/traefik/v2/pkg/provider/kubernetes/k8s"
 	metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
 	"k8s.io/apimachinery/pkg/labels"
 )
 
-func (c *clientWrapper) appendContainousIngressRoutes(result []*v1alpha1.IngressRoute) []*v1alpha1.IngressRoute {
+func (c *clientWrapper) appendContainousIngressRoutes(result []*traefikv1alpha1.IngressRoute) []*traefikv1alpha1.IngressRoute {
 	listed := map[string]struct{}{}
 	for _, obj := range result {
 		listed[objectKey(obj.ObjectMeta)] = struct{}{}
@@ -31,20 +31,20 @@ func (c *clientWrapper) appendContainousIngressRoutes(result []*v1alpha1.Ingress
 				continue
 			}
 
-			toVersion, err := scheme.Scheme.ConvertToVersion(ing, GroupVersioner)
+			toVersion, err := traefikscheme.Scheme.ConvertToVersion(ing, GroupVersioner)
 			if err != nil {
 				log.Errorf("Failed to convert ingress route in namespace %s: %v", ns, err)
 				continue
 			}
 
-			result = append(result, toVersion.(*v1alpha1.IngressRoute))
+			result = append(result, toVersion.(*traefikv1alpha1.IngressRoute))
 		}
 	}
 
 	return result
 }
 
-func (c *clientWrapper) appendContainousIngressRouteTCPs(result []*v1alpha1.IngressRouteTCP) []*v1alpha1.IngressRouteTCP {
+func (c *clientWrapper) appendContainousIngressRouteTCPs(result []*traefikv1alpha1.IngressRouteTCP) []*traefikv1alpha1.IngressRouteTCP {
 	listed := map[string]struct{}{}
 	for _, obj := range result {
 		listed[objectKey(obj.ObjectMeta)] = struct{}{}
@@ -63,20 +63,20 @@ func (c *clientWrapper) appendContainousIngressRouteTCPs(result []*v1alpha1.Ingr
 				continue
 			}
 
-			toVersion, err := scheme.Scheme.ConvertToVersion(ing, GroupVersioner)
+			toVersion, err := traefikscheme.Scheme.ConvertToVersion(ing, GroupVersioner)
 			if err != nil {
 				log.Errorf("Failed to convert tcp ingress route in namespace %s: %v", ns, err)
 				continue
 			}
 
-			result = append(result, toVersion.(*v1alpha1.IngressRouteTCP))
+			result = append(result, toVersion.(*traefikv1alpha1.IngressRouteTCP))
 		}
 	}
 
 	return result
 }
 
-func (c *clientWrapper) appendContainousIngressRouteUDPs(result []*v1alpha1.IngressRouteUDP) []*v1alpha1.IngressRouteUDP {
+func (c *clientWrapper) appendContainousIngressRouteUDPs(result []*traefikv1alpha1.IngressRouteUDP) []*traefikv1alpha1.IngressRouteUDP {
 	listed := map[string]struct{}{}
 	for _, obj := range result {
 		listed[objectKey(obj.ObjectMeta)] = struct{}{}
@@ -95,20 +95,20 @@ func (c *clientWrapper) appendContainousIngressRouteUDPs(result []*v1alpha1.Ingr
 				continue
 			}
 
-			toVersion, err := scheme.Scheme.ConvertToVersion(ing, GroupVersioner)
+			toVersion, err := traefikscheme.Scheme.ConvertToVersion(ing, GroupVersioner)
 			if err != nil {
 				log.Errorf("Failed to convert udp ingress route in namespace %s: %v", ns, err)
 				continue
 			}
 
-			result = append(result, toVersion.(*v1alpha1.IngressRouteUDP))
+			result = append(result, toVersion.(*traefikv1alpha1.IngressRouteUDP))
 		}
 	}
 
 	return result
 }
 
-func (c *clientWrapper) appendContainousMiddlewares(result []*v1alpha1.Middleware) []*v1alpha1.Middleware {
+func (c *clientWrapper) appendContainousMiddlewares(result []*traefikv1alpha1.Middleware) []*traefikv1alpha1.Middleware {
 	listed := map[string]struct{}{}
 	for _, obj := range result {
 		listed[objectKey(obj.ObjectMeta)] = struct{}{}
@@ -127,20 +127,20 @@ func (c *clientWrapper) appendContainousMiddlewares(result []*v1alpha1.Middlewar
 				continue
 			}
 
-			toVersion, err := scheme.Scheme.ConvertToVersion(middleware, GroupVersioner)
+			toVersion, err := traefikscheme.Scheme.ConvertToVersion(middleware, GroupVersioner)
 			if err != nil {
 				log.Errorf("Failed to convert middleware in namespace %s: %v", ns, err)
 				continue
 			}
 
-			result = append(result, toVersion.(*v1alpha1.Middleware))
+			result = append(result, toVersion.(*traefikv1alpha1.Middleware))
 		}
 	}
 
 	return result
 }
 
-func (c *clientWrapper) appendContainousMiddlewareTCPs(result []*v1alpha1.MiddlewareTCP) []*v1alpha1.MiddlewareTCP {
+func (c *clientWrapper) appendContainousMiddlewareTCPs(result []*traefikv1alpha1.MiddlewareTCP) []*traefikv1alpha1.MiddlewareTCP {
 	listed := map[string]struct{}{}
 	for _, obj := range result {
 		listed[objectKey(obj.ObjectMeta)] = struct{}{}
@@ -159,20 +159,20 @@ func (c *clientWrapper) appendContainousMiddlewareTCPs(result []*v1alpha1.Middle
 				continue
 			}
 
-			toVersion, err := scheme.Scheme.ConvertToVersion(middleware, GroupVersioner)
+			toVersion, err := traefikscheme.Scheme.ConvertToVersion(middleware, GroupVersioner)
 			if err != nil {
 				log.Errorf("Failed to convert tcp middleware in namespace %s: %v", ns, err)
 				continue
 			}
 
-			result = append(result, toVersion.(*v1alpha1.MiddlewareTCP))
+			result = append(result, toVersion.(*traefikv1alpha1.MiddlewareTCP))
 		}
 	}
 
 	return result
 }
 
-func (c *clientWrapper) appendContainousTraefikServices(result []*v1alpha1.TraefikService) []*v1alpha1.TraefikService {
+func (c *clientWrapper) appendContainousTraefikServices(result []*traefikv1alpha1.TraefikService) []*traefikv1alpha1.TraefikService {
 	listed := map[string]struct{}{}
 	for _, obj := range result {
 		listed[objectKey(obj.ObjectMeta)] = struct{}{}
@@ -191,20 +191,20 @@ func (c *clientWrapper) appendContainousTraefikServices(result []*v1alpha1.Traef
 				continue
 			}
 
-			toVersion, err := scheme.Scheme.ConvertToVersion(traefikService, GroupVersioner)
+			toVersion, err := traefikscheme.Scheme.ConvertToVersion(traefikService, GroupVersioner)
 			if err != nil {
 				log.Errorf("Failed to convert Traefik service in namespace %s: %v", ns, err)
 				continue
 			}
 
-			result = append(result, toVersion.(*v1alpha1.TraefikService))
+			result = append(result, toVersion.(*traefikv1alpha1.TraefikService))
 		}
 	}
 
 	return result
 }
 
-func (c *clientWrapper) appendContainousServersTransport(result []*v1alpha1.ServersTransport) []*v1alpha1.ServersTransport {
+func (c *clientWrapper) appendContainousServersTransport(result []*traefikv1alpha1.ServersTransport) []*traefikv1alpha1.ServersTransport {
 	listed := map[string]struct{}{}
 	for _, obj := range result {
 		listed[objectKey(obj.ObjectMeta)] = struct{}{}
@@ -223,20 +223,20 @@ func (c *clientWrapper) appendContainousServersTransport(result []*v1alpha1.Serv
 				continue
 			}
 
-			toVersion, err := scheme.Scheme.ConvertToVersion(serversTransport, GroupVersioner)
+			toVersion, err := traefikscheme.Scheme.ConvertToVersion(serversTransport, GroupVersioner)
 			if err != nil {
 				log.Errorf("Failed to convert servers transport in namespace %s: %v", ns, err)
 				continue
 			}
 
-			result = append(result, toVersion.(*v1alpha1.ServersTransport))
+			result = append(result, toVersion.(*traefikv1alpha1.ServersTransport))
 		}
 	}
 
 	return result
 }
 
-func (c *clientWrapper) appendContainousTLSOptions(result []*v1alpha1.TLSOption) []*v1alpha1.TLSOption {
+func (c *clientWrapper) appendContainousTLSOptions(result []*traefikv1alpha1.TLSOption) []*traefikv1alpha1.TLSOption {
 	listed := map[string]struct{}{}
 	for _, obj := range result {
 		listed[objectKey(obj.ObjectMeta)] = struct{}{}
@@ -255,20 +255,20 @@ func (c *clientWrapper) appendContainousTLSOptions(result []*v1alpha1.TLSOption)
 				continue
 			}
 
-			toVersion, err := scheme.Scheme.ConvertToVersion(option, GroupVersioner)
+			toVersion, err := traefikscheme.Scheme.ConvertToVersion(option, GroupVersioner)
 			if err != nil {
 				log.Errorf("Failed to convert tls option in namespace %s: %v", ns, err)
 				continue
 			}
 
-			result = append(result, toVersion.(*v1alpha1.TLSOption))
+			result = append(result, toVersion.(*traefikv1alpha1.TLSOption))
 		}
 	}
 
 	return result
 }
 
-func (c *clientWrapper) appendContainousTLSStores(result []*v1alpha1.TLSStore) []*v1alpha1.TLSStore {
+func (c *clientWrapper) appendContainousTLSStores(result []*traefikv1alpha1.TLSStore) []*traefikv1alpha1.TLSStore {
 	listed := map[string]struct{}{}
 	for _, obj := range result {
 		listed[objectKey(obj.ObjectMeta)] = struct{}{}
@@ -287,20 +287,20 @@ func (c *clientWrapper) appendContainousTLSStores(result []*v1alpha1.TLSStore) [
 				continue
 			}
 
-			toVersion, err := scheme.Scheme.ConvertToVersion(store, GroupVersioner)
+			toVersion, err := traefikscheme.Scheme.ConvertToVersion(store, GroupVersioner)
 			if err != nil {
 				log.Errorf("Failed to convert tls store in namespace %s: %v", ns, err)
 				continue
 			}
 
-			result = append(result, toVersion.(*v1alpha1.TLSStore))
+			result = append(result, toVersion.(*traefikv1alpha1.TLSStore))
 		}
 	}
 
 	return result
 }
 
-func (c *clientWrapper) getContainousTraefikService(namespace, name string) (*v1alpha1.TraefikService, bool, error) {
+func (c *clientWrapper) getContainousTraefikService(namespace, name string) (*traefikv1alpha1.TraefikService, bool, error) {
 	if !c.isWatchedNamespace(namespace) {
 		return nil, false, fmt.Errorf("failed to get service %s/%s: namespace is not within watched namespaces", namespace, name)
 	}
@@ -312,15 +312,15 @@ func (c *clientWrapper) getContainousTraefikService(namespace, name string) (*v1
 		return nil, false, err
 	}
 
-	toVersion, err := scheme.Scheme.ConvertToVersion(service, GroupVersioner)
+	toVersion, err := traefikscheme.Scheme.ConvertToVersion(service, GroupVersioner)
 	if err != nil {
 		log.Errorf("Failed to convert Traefik service in namespace %s: %v", namespace, err)
 	}
 
-	return toVersion.(*v1alpha1.TraefikService), exist, err
+	return toVersion.(*traefikv1alpha1.TraefikService), exist, err
 }
 
-func addContainousInformers(factoryCrd externalversions.SharedInformerFactory, eventHandler *k8s.ResourceEventHandler) error {
+func addContainousInformers(factoryCrd traefikinformers.SharedInformerFactory, eventHandler *k8s.ResourceEventHandler) error {
 	_, err := factoryCrd.TraefikContainous().V1alpha1().IngressRoutes().Informer().AddEventHandler(eventHandler)
 	if err != nil {
 		return err

pkg/provider/kubernetes/crd/client.go

@@ -9,17 +9,17 @@ import (
 	"time"
 
 	"github.com/traefik/traefik/v2/pkg/log"
-	"github.com/traefik/traefik/v2/pkg/provider/kubernetes/crd/generated/clientset/versioned"
-	"github.com/traefik/traefik/v2/pkg/provider/kubernetes/crd/generated/informers/externalversions"
-	"github.com/traefik/traefik/v2/pkg/provider/kubernetes/crd/traefikio/v1alpha1"
+	traefikclientset "github.com/traefik/traefik/v2/pkg/provider/kubernetes/crd/generated/clientset/versioned"
+	traefikinformers "github.com/traefik/traefik/v2/pkg/provider/kubernetes/crd/generated/informers/externalversions"
+	traefikv1alpha1 "github.com/traefik/traefik/v2/pkg/provider/kubernetes/crd/traefikio/v1alpha1"
 	"github.com/traefik/traefik/v2/pkg/provider/kubernetes/k8s"
 	"github.com/traefik/traefik/v2/pkg/version"
 	corev1 "k8s.io/api/core/v1"
-	kubeerror "k8s.io/apimachinery/pkg/api/errors"
+	kerror "k8s.io/apimachinery/pkg/api/errors"
 	metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
 	"k8s.io/apimachinery/pkg/labels"
-	"k8s.io/client-go/informers"
-	"k8s.io/client-go/kubernetes"
+	kinformers "k8s.io/client-go/informers"
+	kclientset "k8s.io/client-go/kubernetes"
 	"k8s.io/client-go/rest"
 	"k8s.io/client-go/tools/clientcmd"
 )
@@ -31,16 +31,16 @@ const resyncPeriod = 10 * time.Minute
 // The stores can then be accessed via the Get* functions.
 type Client interface {
 	WatchAll(namespaces []string, stopCh <-chan struct{}) (<-chan interface{}, error)
-	GetIngressRoutes() []*v1alpha1.IngressRoute
-	GetIngressRouteTCPs() []*v1alpha1.IngressRouteTCP
-	GetIngressRouteUDPs() []*v1alpha1.IngressRouteUDP
-	GetMiddlewares() []*v1alpha1.Middleware
-	GetMiddlewareTCPs() []*v1alpha1.MiddlewareTCP
-	GetTraefikService(namespace, name string) (*v1alpha1.TraefikService, bool, error)
-	GetTraefikServices() []*v1alpha1.TraefikService
-	GetTLSOptions() []*v1alpha1.TLSOption
-	GetServersTransports() []*v1alpha1.ServersTransport
-	GetTLSStores() []*v1alpha1.TLSStore
+	GetIngressRoutes() []*traefikv1alpha1.IngressRoute
+	GetIngressRouteTCPs() []*traefikv1alpha1.IngressRouteTCP
+	GetIngressRouteUDPs() []*traefikv1alpha1.IngressRouteUDP
+	GetMiddlewares() []*traefikv1alpha1.Middleware
+	GetMiddlewareTCPs() []*traefikv1alpha1.MiddlewareTCP
+	GetTraefikService(namespace, name string) (*traefikv1alpha1.TraefikService, bool, error)
+	GetTraefikServices() []*traefikv1alpha1.TraefikService
+	GetTLSOptions() []*traefikv1alpha1.TLSOption
+	GetServersTransports() []*traefikv1alpha1.ServersTransport
+	GetTLSStores() []*traefikv1alpha1.TLSStore
 	GetService(namespace, name string) (*corev1.Service, bool, error)
 	GetSecret(namespace, name string) (*corev1.Secret, bool, error)
 	GetEndpoints(namespace, name string) (*corev1.Endpoints, bool, error)
@@ -48,12 +48,12 @@ type Client interface {
 
 // TODO: add tests for the clientWrapper (and its methods) itself.
 type clientWrapper struct {
-	csCrd  versioned.Interface
-	csKube kubernetes.Interface
+	csCrd  traefikclientset.Interface
+	csKube kclientset.Interface
 
-	factoriesCrd    map[string]externalversions.SharedInformerFactory
-	factoriesKube   map[string]informers.SharedInformerFactory
-	factoriesSecret map[string]informers.SharedInformerFactory
+	factoriesCrd    map[string]traefikinformers.SharedInformerFactory
+	factoriesKube   map[string]kinformers.SharedInformerFactory
+	factoriesSecret map[string]kinformers.SharedInformerFactory
 
 	labelSelector string
 
@@ -70,12 +70,12 @@ func createClientFromConfig(c *rest.Config) (*clientWrapper, error) {
 		runtime.GOARCH,
 	)
 
-	csCrd, err := versioned.NewForConfig(c)
+	csCrd, err := traefikclientset.NewForConfig(c)
 	if err != nil {
 		return nil, err
 	}
 
-	csKube, err := kubernetes.NewForConfig(c)
+	csKube, err := kclientset.NewForConfig(c)
 	if err != nil {
 		return nil, err
 	}
@@ -83,13 +83,13 @@ func createClientFromConfig(c *rest.Config) (*clientWrapper, error) {
 	return newClientImpl(csKube, csCrd), nil
 }
 
-func newClientImpl(csKube kubernetes.Interface, csCrd versioned.Interface) *clientWrapper {
+func newClientImpl(csKube kclientset.Interface, csCrd traefikclientset.Interface) *clientWrapper {
 	return &clientWrapper{
 		csCrd:           csCrd,
 		csKube:          csKube,
-		factoriesCrd:    make(map[string]externalversions.SharedInformerFactory),
-		factoriesKube:   make(map[string]informers.SharedInformerFactory),
-		factoriesSecret: make(map[string]informers.SharedInformerFactory),
+		factoriesCrd:    make(map[string]traefikinformers.SharedInformerFactory),
+		factoriesKube:   make(map[string]kinformers.SharedInformerFactory),
+		factoriesSecret: make(map[string]kinformers.SharedInformerFactory),
 	}
 }
 
@@ -162,7 +162,7 @@ func (c *clientWrapper) WatchAll(namespaces []string, stopCh <-chan struct{}) (<
 	}
 
 	for _, ns := range namespaces {
-		factoryCrd := externalversions.NewSharedInformerFactoryWithOptions(c.csCrd, resyncPeriod, externalversions.WithNamespace(ns), externalversions.WithTweakListOptions(matchesLabelSelector))
+		factoryCrd := traefikinformers.NewSharedInformerFactoryWithOptions(c.csCrd, resyncPeriod, traefikinformers.WithNamespace(ns), traefikinformers.WithTweakListOptions(matchesLabelSelector))
 		_, err := factoryCrd.Traefik().V1alpha1().IngressRoutes().Informer().AddEventHandler(eventHandler)
 		if err != nil {
 			return nil, err
@@ -205,7 +205,7 @@ func (c *clientWrapper) WatchAll(namespaces []string, stopCh <-chan struct{}) (<
 			return nil, err
 		}
 
-		factoryKube := informers.NewSharedInformerFactoryWithOptions(c.csKube, resyncPeriod, informers.WithNamespace(ns))
+		factoryKube := kinformers.NewSharedInformerFactoryWithOptions(c.csKube, resyncPeriod, kinformers.WithNamespace(ns))
 		_, err = factoryKube.Core().V1().Services().Informer().AddEventHandler(eventHandler)
 		if err != nil {
 			return nil, err
@@ -215,7 +215,7 @@ func (c *clientWrapper) WatchAll(namespaces []string, stopCh <-chan struct{}) (<
 			return nil, err
 		}
 
-		factorySecret := informers.NewSharedInformerFactoryWithOptions(c.csKube, resyncPeriod, informers.WithNamespace(ns), informers.WithTweakListOptions(notOwnedByHelm))
+		factorySecret := kinformers.NewSharedInformerFactoryWithOptions(c.csKube, resyncPeriod, kinformers.WithNamespace(ns), kinformers.WithTweakListOptions(notOwnedByHelm))
 		_, err = factorySecret.Core().V1().Secrets().Informer().AddEventHandler(eventHandler)
 		if err != nil {
 			return nil, err
@@ -255,8 +255,8 @@ func (c *clientWrapper) WatchAll(namespaces []string, stopCh <-chan struct{}) (<
 	return eventCh, nil
 }
 
-func (c *clientWrapper) GetIngressRoutes() []*v1alpha1.IngressRoute {
-	var result []*v1alpha1.IngressRoute
+func (c *clientWrapper) GetIngressRoutes() []*traefikv1alpha1.IngressRoute {
+	var result []*traefikv1alpha1.IngressRoute
 
 	for ns, factory := range c.factoriesCrd {
 		ings, err := factory.Traefik().V1alpha1().IngressRoutes().Lister().List(labels.Everything())
@@ -269,8 +269,8 @@ func (c *clientWrapper) GetIngressRoutes() []*v1alpha1.IngressRoute {
 	return c.appendContainousIngressRoutes(result)
 }
 
-func (c *clientWrapper) GetIngressRouteTCPs() []*v1alpha1.IngressRouteTCP {
-	var result []*v1alpha1.IngressRouteTCP
+func (c *clientWrapper) GetIngressRouteTCPs() []*traefikv1alpha1.IngressRouteTCP {
+	var result []*traefikv1alpha1.IngressRouteTCP
 
 	for ns, factory := range c.factoriesCrd {
 		ings, err := factory.Traefik().V1alpha1().IngressRouteTCPs().Lister().List(labels.Everything())
@@ -283,8 +283,8 @@ func (c *clientWrapper) GetIngressRouteTCPs() []*v1alpha1.IngressRouteTCP {
 	return c.appendContainousIngressRouteTCPs(result)
 }
 
-func (c *clientWrapper) GetIngressRouteUDPs() []*v1alpha1.IngressRouteUDP {
-	var result []*v1alpha1.IngressRouteUDP
+func (c *clientWrapper) GetIngressRouteUDPs() []*traefikv1alpha1.IngressRouteUDP {
+	var result []*traefikv1alpha1.IngressRouteUDP
 
 	for ns, factory := range c.factoriesCrd {
 		ings, err := factory.Traefik().V1alpha1().IngressRouteUDPs().Lister().List(labels.Everything())
@@ -297,8 +297,8 @@ func (c *clientWrapper) GetIngressRouteUDPs() []*v1alpha1.IngressRouteUDP {
 	return c.appendContainousIngressRouteUDPs(result)
 }
 
-func (c *clientWrapper) GetMiddlewares() []*v1alpha1.Middleware {
-	var result []*v1alpha1.Middleware
+func (c *clientWrapper) GetMiddlewares() []*traefikv1alpha1.Middleware {
+	var result []*traefikv1alpha1.Middleware
 
 	for ns, factory := range c.factoriesCrd {
 		middlewares, err := factory.Traefik().V1alpha1().Middlewares().Lister().List(labels.Everything())
@@ -311,8 +311,8 @@ func (c *clientWrapper) GetMiddlewares() []*v1alpha1.Middleware {
 	return c.appendContainousMiddlewares(result)
 }
 
-func (c *clientWrapper) GetMiddlewareTCPs() []*v1alpha1.MiddlewareTCP {
-	var result []*v1alpha1.MiddlewareTCP
+func (c *clientWrapper) GetMiddlewareTCPs() []*traefikv1alpha1.MiddlewareTCP {
+	var result []*traefikv1alpha1.MiddlewareTCP
 
 	for ns, factory := range c.factoriesCrd {
 		middlewares, err := factory.Traefik().V1alpha1().MiddlewareTCPs().Lister().List(labels.Everything())
@@ -326,7 +326,7 @@ func (c *clientWrapper) GetMiddlewareTCPs() []*v1alpha1.MiddlewareTCP {
 }
 
 // GetTraefikService returns the named service from the given namespace.
-func (c *clientWrapper) GetTraefikService(namespace, name string) (*v1alpha1.TraefikService, bool, error) {
+func (c *clientWrapper) GetTraefikService(namespace, name string) (*traefikv1alpha1.TraefikService, bool, error) {
 	if !c.isWatchedNamespace(namespace) {
 		return nil, false, fmt.Errorf("failed to get service %s/%s: namespace is not within watched namespaces", namespace, name)
 	}
@@ -341,8 +341,8 @@ func (c *clientWrapper) GetTraefikService(namespace, name string) (*v1alpha1.Tra
 	return service, exist, err
 }
 
-func (c *clientWrapper) GetTraefikServices() []*v1alpha1.TraefikService {
-	var result []*v1alpha1.TraefikService
+func (c *clientWrapper) GetTraefikServices() []*traefikv1alpha1.TraefikService {
+	var result []*traefikv1alpha1.TraefikService
 
 	for ns, factory := range c.factoriesCrd {
 		traefikServices, err := factory.Traefik().V1alpha1().TraefikServices().Lister().List(labels.Everything())
@@ -356,8 +356,8 @@ func (c *clientWrapper) GetTraefikServices() []*v1alpha1.TraefikService {
 }
 
 // GetServersTransports returns all ServersTransport.
-func (c *clientWrapper) GetServersTransports() []*v1alpha1.ServersTransport {
-	var result []*v1alpha1.ServersTransport
+func (c *clientWrapper) GetServersTransports() []*traefikv1alpha1.ServersTransport {
+	var result []*traefikv1alpha1.ServersTransport
 
 	for ns, factory := range c.factoriesCrd {
 		serversTransports, err := factory.Traefik().V1alpha1().ServersTransports().Lister().List(labels.Everything())
@@ -371,8 +371,8 @@ func (c *clientWrapper) GetServersTransports() []*v1alpha1.ServersTransport {
 }
 
 // GetTLSOptions returns all TLS options.
-func (c *clientWrapper) GetTLSOptions() []*v1alpha1.TLSOption {
-	var result []*v1alpha1.TLSOption
+func (c *clientWrapper) GetTLSOptions() []*traefikv1alpha1.TLSOption {
+	var result []*traefikv1alpha1.TLSOption
 
 	for ns, factory := range c.factoriesCrd {
 		options, err := factory.Traefik().V1alpha1().TLSOptions().Lister().List(labels.Everything())
@@ -386,8 +386,8 @@ func (c *clientWrapper) GetTLSOptions() []*v1alpha1.TLSOption {
 }
 
 // GetTLSStores returns all TLS stores.
-func (c *clientWrapper) GetTLSStores() []*v1alpha1.TLSStore {
-	var result []*v1alpha1.TLSStore
+func (c *clientWrapper) GetTLSStores() []*traefikv1alpha1.TLSStore {
+	var result []*traefikv1alpha1.TLSStore
 
 	for ns, factory := range c.factoriesCrd {
 		stores, err := factory.Traefik().V1alpha1().TLSStores().Lister().List(labels.Everything())
@@ -463,7 +463,7 @@ func (c *clientWrapper) isWatchedNamespace(ns string) bool {
 // translateNotFoundError will translate a "not found" error to a boolean return
 // value which indicates if the resource exists and a nil error.
 func translateNotFoundError(err error) (bool, error) {
-	if kubeerror.IsNotFound(err) {
+	if kerror.IsNotFound(err) {
 		return false, nil
 	}
 	return err == nil, err

pkg/provider/kubernetes/crd/client_mock_test.go

@@ -5,17 +5,17 @@ import (
 	"os"
 	"path/filepath"
 
-	"github.com/traefik/traefik/v2/pkg/provider/kubernetes/crd/traefikio/v1alpha1"
+	traefikv1alpha1 "github.com/traefik/traefik/v2/pkg/provider/kubernetes/crd/traefikio/v1alpha1"
 	"github.com/traefik/traefik/v2/pkg/provider/kubernetes/k8s"
 	corev1 "k8s.io/api/core/v1"
-	"k8s.io/client-go/kubernetes/scheme"
+	kscheme "k8s.io/client-go/kubernetes/scheme"
 )
 
 var _ Client = (*clientMock)(nil)
 
 func init() {
 	// required by k8s.MustParseYaml
-	err := v1alpha1.AddToScheme(scheme.Scheme)
+	err := traefikv1alpha1.AddToScheme(kscheme.Scheme)
 	if err != nil {
 		panic(err)
 	}
@@ -30,15 +30,15 @@ type clientMock struct {
 	apiSecretError    error
 	apiEndpointsError error
 
-	ingressRoutes    []*v1alpha1.IngressRoute
-	ingressRouteTCPs []*v1alpha1.IngressRouteTCP
-	ingressRouteUDPs []*v1alpha1.IngressRouteUDP
-	middlewares      []*v1alpha1.Middleware
-	middlewareTCPs   []*v1alpha1.MiddlewareTCP
-	tlsOptions       []*v1alpha1.TLSOption
-	tlsStores        []*v1alpha1.TLSStore
-	traefikServices  []*v1alpha1.TraefikService
-	serversTransport []*v1alpha1.ServersTransport
+	ingressRoutes    []*traefikv1alpha1.IngressRoute
+	ingressRouteTCPs []*traefikv1alpha1.IngressRouteTCP
+	ingressRouteUDPs []*traefikv1alpha1.IngressRouteUDP
+	middlewares      []*traefikv1alpha1.Middleware
+	middlewareTCPs   []*traefikv1alpha1.MiddlewareTCP
+	tlsOptions       []*traefikv1alpha1.TLSOption
+	tlsStores        []*traefikv1alpha1.TLSStore
+	traefikServices  []*traefikv1alpha1.TraefikService
+	serversTransport []*traefikv1alpha1.ServersTransport
 
 	watchChan chan interface{}
 }
@@ -59,23 +59,23 @@ func newClientMock(paths ...string) clientMock {
 				c.services = append(c.services, o)
 			case *corev1.Endpoints:
 				c.endpoints = append(c.endpoints, o)
-			case *v1alpha1.IngressRoute:
+			case *traefikv1alpha1.IngressRoute:
 				c.ingressRoutes = append(c.ingressRoutes, o)
-			case *v1alpha1.IngressRouteTCP:
+			case *traefikv1alpha1.IngressRouteTCP:
 				c.ingressRouteTCPs = append(c.ingressRouteTCPs, o)
-			case *v1alpha1.IngressRouteUDP:
+			case *traefikv1alpha1.IngressRouteUDP:
 				c.ingressRouteUDPs = append(c.ingressRouteUDPs, o)
-			case *v1alpha1.Middleware:
+			case *traefikv1alpha1.Middleware:
 				c.middlewares = append(c.middlewares, o)
-			case *v1alpha1.MiddlewareTCP:
+			case *traefikv1alpha1.MiddlewareTCP:
 				c.middlewareTCPs = append(c.middlewareTCPs, o)
-			case *v1alpha1.TraefikService:
+			case *traefikv1alpha1.TraefikService:
 				c.traefikServices = append(c.traefikServices, o)
-			case *v1alpha1.TLSOption:
+			case *traefikv1alpha1.TLSOption:
 				c.tlsOptions = append(c.tlsOptions, o)
-			case *v1alpha1.ServersTransport:
+			case *traefikv1alpha1.ServersTransport:
 				c.serversTransport = append(c.serversTransport, o)
-			case *v1alpha1.TLSStore:
+			case *traefikv1alpha1.TLSStore:
 				c.tlsStores = append(c.tlsStores, o)
 			case *corev1.Secret:
 				c.secrets = append(c.secrets, o)
@@ -88,27 +88,27 @@ func newClientMock(paths ...string) clientMock {
 	return c
 }
 
-func (c clientMock) GetIngressRoutes() []*v1alpha1.IngressRoute {
+func (c clientMock) GetIngressRoutes() []*traefikv1alpha1.IngressRoute {
 	return c.ingressRoutes
 }
 
-func (c clientMock) GetIngressRouteTCPs() []*v1alpha1.IngressRouteTCP {
+func (c clientMock) GetIngressRouteTCPs() []*traefikv1alpha1.IngressRouteTCP {
 	return c.ingressRouteTCPs
 }
 
-func (c clientMock) GetIngressRouteUDPs() []*v1alpha1.IngressRouteUDP {
+func (c clientMock) GetIngressRouteUDPs() []*traefikv1alpha1.IngressRouteUDP {
 	return c.ingressRouteUDPs
 }
 
-func (c clientMock) GetMiddlewares() []*v1alpha1.Middleware {
+func (c clientMock) GetMiddlewares() []*traefikv1alpha1.Middleware {
 	return c.middlewares
 }
 
-func (c clientMock) GetMiddlewareTCPs() []*v1alpha1.MiddlewareTCP {
+func (c clientMock) GetMiddlewareTCPs() []*traefikv1alpha1.MiddlewareTCP {
 	return c.middlewareTCPs
 }
 
-func (c clientMock) GetTraefikService(namespace, name string) (*v1alpha1.TraefikService, bool, error) {
+func (c clientMock) GetTraefikService(namespace, name string) (*traefikv1alpha1.TraefikService, bool, error) {
 	for _, svc := range c.traefikServices {
 		if svc.Namespace == namespace && svc.Name == name {
 			return svc, true, nil
@@ -118,23 +118,23 @@ func (c clientMock) GetTraefikService(namespace, name string) (*v1alpha1.Traefik
 	return nil, false, nil
 }
 
-func (c clientMock) GetTraefikServices() []*v1alpha1.TraefikService {
+func (c clientMock) GetTraefikServices() []*traefikv1alpha1.TraefikService {
 	return c.traefikServices
 }
 
-func (c clientMock) GetTLSOptions() []*v1alpha1.TLSOption {
+func (c clientMock) GetTLSOptions() []*traefikv1alpha1.TLSOption {
 	return c.tlsOptions
 }
 
-func (c clientMock) GetTLSStores() []*v1alpha1.TLSStore {
+func (c clientMock) GetTLSStores() []*traefikv1alpha1.TLSStore {
 	return c.tlsStores
 }
 
-func (c clientMock) GetServersTransports() []*v1alpha1.ServersTransport {
+func (c clientMock) GetServersTransports() []*traefikv1alpha1.ServersTransport {
 	return c.serversTransport
 }
 
-func (c clientMock) GetTLSOption(namespace, name string) (*v1alpha1.TLSOption, bool, error) {
+func (c clientMock) GetTLSOption(namespace, name string) (*traefikv1alpha1.TLSOption, bool, error) {
 	for _, option := range c.tlsOptions {
 		if option.Namespace == namespace && option.Name == name {
 			return option, true, nil

pkg/provider/kubernetes/crd/client_test.go

@@ -6,7 +6,7 @@ import (
 
 	"github.com/stretchr/testify/assert"
 	"github.com/stretchr/testify/require"
-	crdfake "github.com/traefik/traefik/v2/pkg/provider/kubernetes/crd/generated/clientset/versioned/fake"
+	traefikcrdfake "github.com/traefik/traefik/v2/pkg/provider/kubernetes/crd/generated/clientset/versioned/fake"
 	corev1 "k8s.io/api/core/v1"
 	metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
 	kubefake "k8s.io/client-go/kubernetes/fake"
@@ -30,7 +30,7 @@ func TestClientIgnoresHelmOwnedSecrets(t *testing.T) {
 	}
 
 	kubeClient := kubefake.NewSimpleClientset(helmSecret, secret)
-	crdClient := crdfake.NewSimpleClientset()
+	crdClient := traefikcrdfake.NewSimpleClientset()
 
 	client := newClientImpl(kubeClient, crdClient)
 

pkg/provider/kubernetes/crd/kubernetes.go

@@ -24,7 +24,7 @@ import (
 	"github.com/traefik/traefik/v2/pkg/job"
 	"github.com/traefik/traefik/v2/pkg/log"
 	"github.com/traefik/traefik/v2/pkg/provider"
-	"github.com/traefik/traefik/v2/pkg/provider/kubernetes/crd/traefikio/v1alpha1"
+	traefikv1alpha1 "github.com/traefik/traefik/v2/pkg/provider/kubernetes/crd/traefikio/v1alpha1"
 	"github.com/traefik/traefik/v2/pkg/safe"
 	"github.com/traefik/traefik/v2/pkg/tls"
 	"github.com/traefik/traefik/v2/pkg/types"
@@ -521,7 +521,7 @@ func getSecretValue(c Client, ns, urn string) (string, error) {
 	return string(secretValue), nil
 }
 
-func createCircuitBreakerMiddleware(circuitBreaker *v1alpha1.CircuitBreaker) (*dynamic.CircuitBreaker, error) {
+func createCircuitBreakerMiddleware(circuitBreaker *traefikv1alpha1.CircuitBreaker) (*dynamic.CircuitBreaker, error) {
 	if circuitBreaker == nil {
 		return nil, nil
 	}
@@ -550,7 +550,7 @@ func createCircuitBreakerMiddleware(circuitBreaker *v1alpha1.CircuitBreaker) (*d
 	return cb, nil
 }
 
-func createRateLimitMiddleware(rateLimit *v1alpha1.RateLimit) (*dynamic.RateLimit, error) {
+func createRateLimitMiddleware(rateLimit *traefikv1alpha1.RateLimit) (*dynamic.RateLimit, error) {
 	if rateLimit == nil {
 		return nil, nil
 	}
@@ -576,7 +576,7 @@ func createRateLimitMiddleware(rateLimit *v1alpha1.RateLimit) (*dynamic.RateLimi
 	return rl, nil
 }
 
-func createRetryMiddleware(retry *v1alpha1.Retry) (*dynamic.Retry, error) {
+func createRetryMiddleware(retry *traefikv1alpha1.Retry) (*dynamic.Retry, error) {
 	if retry == nil {
 		return nil, nil
 	}
@@ -591,7 +591,7 @@ func createRetryMiddleware(retry *v1alpha1.Retry) (*dynamic.Retry, error) {
 	return r, nil
 }
 
-func (p *Provider) createErrorPageMiddleware(client Client, namespace string, errorPage *v1alpha1.ErrorPage) (*dynamic.ErrorPage, *dynamic.Service, error) {
+func (p *Provider) createErrorPageMiddleware(client Client, namespace string, errorPage *traefikv1alpha1.ErrorPage) (*dynamic.ErrorPage, *dynamic.Service, error) {
 	if errorPage == nil {
 		return nil, nil, nil
 	}
@@ -616,7 +616,7 @@ func (p *Provider) createErrorPageMiddleware(client Client, namespace string, er
 	return errorPageMiddleware, balancerServerHTTP, nil
 }
 
-func createForwardAuthMiddleware(k8sClient Client, namespace string, auth *v1alpha1.ForwardAuth) (*dynamic.ForwardAuth, error) {
+func createForwardAuthMiddleware(k8sClient Client, namespace string, auth *traefikv1alpha1.ForwardAuth) (*dynamic.ForwardAuth, error) {
 	if auth == nil {
 		return nil, nil
 	}
@@ -708,7 +708,7 @@ func loadAuthTLSSecret(namespace, secretName string, k8sClient Client) (string,
 	return getCertificateBlocks(secret, namespace, secretName)
 }
 
-func createBasicAuthMiddleware(client Client, namespace string, basicAuth *v1alpha1.BasicAuth) (*dynamic.BasicAuth, error) {
+func createBasicAuthMiddleware(client Client, namespace string, basicAuth *traefikv1alpha1.BasicAuth) (*dynamic.BasicAuth, error) {
 	if basicAuth == nil {
 		return nil, nil
 	}
@@ -755,7 +755,7 @@ func createBasicAuthMiddleware(client Client, namespace string, basicAuth *v1alp
 	}, nil
 }
 
-func createDigestAuthMiddleware(client Client, namespace string, digestAuth *v1alpha1.DigestAuth) (*dynamic.DigestAuth, error) {
+func createDigestAuthMiddleware(client Client, namespace string, digestAuth *traefikv1alpha1.DigestAuth) (*dynamic.DigestAuth, error) {
 	if digestAuth == nil {
 		return nil, nil
 	}
@@ -830,7 +830,7 @@ func loadAuthCredentials(secret *corev1.Secret) ([]string, error) {
 	return credentials, nil
 }
 
-func createChainMiddleware(ctx context.Context, namespace string, chain *v1alpha1.Chain) *dynamic.Chain {
+func createChainMiddleware(ctx context.Context, namespace string, chain *traefikv1alpha1.Chain) *dynamic.Chain {
 	if chain == nil {
 		return nil
 	}
@@ -996,7 +996,7 @@ func buildTLSStores(ctx context.Context, client Client) (map[string]tls.Store, m
 }
 
 // buildCertificates loads TLSStore certificates from secrets and sets them into tlsConfigs.
-func buildCertificates(client Client, tlsStore, namespace string, certificates []v1alpha1.Certificate, tlsConfigs map[string]*tls.CertAndStores) error {
+func buildCertificates(client Client, tlsStore, namespace string, certificates []traefikv1alpha1.Certificate, tlsConfigs map[string]*tls.CertAndStores) error {
 	for _, c := range certificates {
 		configKey := namespace + "/" + c.SecretName
 		if _, tlsExists := tlsConfigs[configKey]; !tlsExists {

pkg/provider/kubernetes/crd/kubernetes_http.go

@@ -11,7 +11,7 @@ import (
 	"github.com/traefik/traefik/v2/pkg/config/dynamic"
 	"github.com/traefik/traefik/v2/pkg/log"
 	"github.com/traefik/traefik/v2/pkg/provider"
-	"github.com/traefik/traefik/v2/pkg/provider/kubernetes/crd/traefikio/v1alpha1"
+	traefikv1alpha1 "github.com/traefik/traefik/v2/pkg/provider/kubernetes/crd/traefikio/v1alpha1"
 	"github.com/traefik/traefik/v2/pkg/tls"
 	corev1 "k8s.io/api/core/v1"
 	"k8s.io/apimachinery/pkg/util/intstr"
@@ -84,8 +84,8 @@ func (p *Provider) loadIngressRouteConfiguration(ctx context.Context, client Cli
 			serviceName := normalized
 
 			if len(route.Services) > 1 {
-				spec := v1alpha1.TraefikServiceSpec{
-					Weighted: &v1alpha1.WeightedRoundRobin{
+				spec := traefikv1alpha1.TraefikServiceSpec{
+					Weighted: &traefikv1alpha1.WeightedRoundRobin{
 						Services: route.Services,
 					},
 				}
@@ -155,7 +155,7 @@ func (p *Provider) loadIngressRouteConfiguration(ctx context.Context, client Cli
 	return conf
 }
 
-func (p *Provider) makeMiddlewareKeys(ctx context.Context, ingRouteNamespace string, middlewares []v1alpha1.MiddlewareRef) ([]string, error) {
+func (p *Provider) makeMiddlewareKeys(ctx context.Context, ingRouteNamespace string, middlewares []traefikv1alpha1.MiddlewareRef) ([]string, error) {
 	var mds []string
 
 	for _, mi := range middlewares {
@@ -203,7 +203,7 @@ type configBuilder struct {
 
 // buildTraefikService creates the configuration for the traefik service defined in tService,
 // and adds it to the given conf map.
-func (c configBuilder) buildTraefikService(ctx context.Context, tService *v1alpha1.TraefikService, conf map[string]*dynamic.Service) error {
+func (c configBuilder) buildTraefikService(ctx context.Context, tService *traefikv1alpha1.TraefikService, conf map[string]*dynamic.Service) error {
 	id := provider.Normalize(makeID(tService.Namespace, tService.Name))
 
 	if tService.Spec.Weighted != nil {
@@ -217,7 +217,7 @@ func (c configBuilder) buildTraefikService(ctx context.Context, tService *v1alph
 
 // buildServicesLB creates the configuration for the load-balancer of services named id, and defined in tService.
 // It adds it to the given conf map.
-func (c configBuilder) buildServicesLB(ctx context.Context, namespace string, tService v1alpha1.TraefikServiceSpec, id string, conf map[string]*dynamic.Service) error {
+func (c configBuilder) buildServicesLB(ctx context.Context, namespace string, tService traefikv1alpha1.TraefikServiceSpec, id string, conf map[string]*dynamic.Service) error {
 	var wrrServices []dynamic.WRRService
 
 	for _, service := range tService.Weighted.Services {
@@ -252,7 +252,7 @@ func (c configBuilder) buildServicesLB(ctx context.Context, namespace string, tS
 
 // buildMirroring creates the configuration for the mirroring service named id, and defined by tService.
 // It adds it to the given conf map.
-func (c configBuilder) buildMirroring(ctx context.Context, tService *v1alpha1.TraefikService, id string, conf map[string]*dynamic.Service) error {
+func (c configBuilder) buildMirroring(ctx context.Context, tService *traefikv1alpha1.TraefikService, id string, conf map[string]*dynamic.Service) error {
 	fullNameMain, k8sService, err := c.nameAndService(ctx, tService.Namespace, tService.Spec.Mirroring.LoadBalancerSpec)
 	if err != nil {
 		return err
@@ -291,7 +291,7 @@ func (c configBuilder) buildMirroring(ctx context.Context, tService *v1alpha1.Tr
 }
 
 // buildServersLB creates the configuration for the load-balancer of servers defined by svc.
-func (c configBuilder) buildServersLB(namespace string, svc v1alpha1.LoadBalancerSpec) (*dynamic.Service, error) {
+func (c configBuilder) buildServersLB(namespace string, svc traefikv1alpha1.LoadBalancerSpec) (*dynamic.Service, error) {
 	servers, err := c.loadServers(namespace, svc)
 	if err != nil {
 		return nil, err
@@ -338,7 +338,7 @@ func (c *configBuilder) makeServersTransportKey(parentNamespace string, serversT
 	return provider.Normalize(makeID(parentNamespace, serversTransportName)), nil
 }
 
-func (c configBuilder) loadServers(parentNamespace string, svc v1alpha1.LoadBalancerSpec) ([]dynamic.Server, error) {
+func (c configBuilder) loadServers(parentNamespace string, svc traefikv1alpha1.LoadBalancerSpec) ([]dynamic.Server, error) {
 	strategy := svc.Strategy
 	if strategy == "" {
 		strategy = roundRobinStrategy
@@ -446,7 +446,7 @@ func (c configBuilder) loadServers(parentNamespace string, svc v1alpha1.LoadBala
 // In addition, if the service is a Kubernetes one,
 // it generates and returns the configuration part for such a service,
 // so that the caller can add it to the global config map.
-func (c configBuilder) nameAndService(ctx context.Context, parentNamespace string, service v1alpha1.LoadBalancerSpec) (string, *dynamic.Service, error) {
+func (c configBuilder) nameAndService(ctx context.Context, parentNamespace string, service traefikv1alpha1.LoadBalancerSpec) (string, *dynamic.Service, error) {
 	svcCtx := log.With(ctx, log.Str(log.ServiceName, service.Name))
 
 	namespace := namespaceOrFallback(service, parentNamespace)
@@ -481,7 +481,7 @@ func splitSvcNameProvider(name string) (string, string) {
 	return svc, pvd
 }
 
-func fullServiceName(ctx context.Context, namespace string, service v1alpha1.LoadBalancerSpec, port intstr.IntOrString) string {
+func fullServiceName(ctx context.Context, namespace string, service traefikv1alpha1.LoadBalancerSpec, port intstr.IntOrString) string {
 	if (port.Type == intstr.Int && port.IntVal != 0) || (port.Type == intstr.String && port.StrVal != "") {
 		return provider.Normalize(fmt.Sprintf("%s-%s-%s", namespace, service.Name, &port))
 	}
@@ -502,7 +502,7 @@ func fullServiceName(ctx context.Context, namespace string, service v1alpha1.Loa
 	return provider.Normalize(name) + providerNamespaceSeparator + pName
 }
 
-func namespaceOrFallback(lb v1alpha1.LoadBalancerSpec, fallback string) string {
+func namespaceOrFallback(lb traefikv1alpha1.LoadBalancerSpec, fallback string) string {
 	if lb.Namespace != "" {
 		return lb.Namespace
 	}
@@ -510,7 +510,7 @@ func namespaceOrFallback(lb v1alpha1.LoadBalancerSpec, fallback string) string {
 }
 
 // getTLSHTTP mutates tlsConfigs.
-func getTLSHTTP(ctx context.Context, ingressRoute *v1alpha1.IngressRoute, k8sClient Client, tlsConfigs map[string]*tls.CertAndStores) error {
+func getTLSHTTP(ctx context.Context, ingressRoute *traefikv1alpha1.IngressRoute, k8sClient Client, tlsConfigs map[string]*tls.CertAndStores) error {
 	if ingressRoute.Spec.TLS == nil {
 		return nil
 	}

pkg/provider/kubernetes/crd/kubernetes_tcp.go

@@ -11,7 +11,7 @@ import (
 	"github.com/traefik/traefik/v2/pkg/config/dynamic"
 	"github.com/traefik/traefik/v2/pkg/log"
 	"github.com/traefik/traefik/v2/pkg/provider"
-	"github.com/traefik/traefik/v2/pkg/provider/kubernetes/crd/traefikio/v1alpha1"
+	traefikv1alpha1 "github.com/traefik/traefik/v2/pkg/provider/kubernetes/crd/traefikio/v1alpha1"
 	"github.com/traefik/traefik/v2/pkg/tls"
 	corev1 "k8s.io/api/core/v1"
 )
@@ -141,7 +141,7 @@ func (p *Provider) loadIngressRouteTCPConfiguration(ctx context.Context, client
 	return conf
 }
 
-func (p *Provider) makeMiddlewareTCPKeys(ctx context.Context, ingRouteTCPNamespace string, middlewares []v1alpha1.ObjectReference) ([]string, error) {
+func (p *Provider) makeMiddlewareTCPKeys(ctx context.Context, ingRouteTCPNamespace string, middlewares []traefikv1alpha1.ObjectReference) ([]string, error) {
 	var mds []string
 
 	for _, mi := range middlewares {
@@ -170,7 +170,7 @@ func (p *Provider) makeMiddlewareTCPKeys(ctx context.Context, ingRouteTCPNamespa
 	return mds, nil
 }
 
-func (p *Provider) createLoadBalancerServerTCP(client Client, parentNamespace string, service v1alpha1.ServiceTCP) (*dynamic.TCPService, error) {
+func (p *Provider) createLoadBalancerServerTCP(client Client, parentNamespace string, service traefikv1alpha1.ServiceTCP) (*dynamic.TCPService, error) {
 	ns := parentNamespace
 	if len(service.Namespace) > 0 {
 		if !isNamespaceAllowed(p.AllowCrossNamespace, parentNamespace, service.Namespace) {
@@ -207,7 +207,7 @@ func (p *Provider) createLoadBalancerServerTCP(client Client, parentNamespace st
 	return tcpService, nil
 }
 
-func (p *Provider) loadTCPServers(client Client, namespace string, svc v1alpha1.ServiceTCP) ([]dynamic.TCPServer, error) {
+func (p *Provider) loadTCPServers(client Client, namespace string, svc traefikv1alpha1.ServiceTCP) ([]dynamic.TCPServer, error) {
 	service, exists, err := client.GetService(namespace, svc.Name)
 	if err != nil {
 		return nil, err
@@ -279,7 +279,7 @@ func (p *Provider) loadTCPServers(client Client, namespace string, svc v1alpha1.
 }
 
 // getTLSTCP mutates tlsConfigs.
-func getTLSTCP(ctx context.Context, ingressRoute *v1alpha1.IngressRouteTCP, k8sClient Client, tlsConfigs map[string]*tls.CertAndStores) error {
+func getTLSTCP(ctx context.Context, ingressRoute *traefikv1alpha1.IngressRouteTCP, k8sClient Client, tlsConfigs map[string]*tls.CertAndStores) error {
 	if ingressRoute.Spec.TLS == nil {
 		return nil
 	}

pkg/provider/kubernetes/crd/kubernetes_test.go

@@ -14,8 +14,8 @@ import (
 	ptypes "github.com/traefik/paerser/types"
 	"github.com/traefik/traefik/v2/pkg/config/dynamic"
 	"github.com/traefik/traefik/v2/pkg/provider"
-	crdfake "github.com/traefik/traefik/v2/pkg/provider/kubernetes/crd/generated/clientset/versioned/fake"
-	"github.com/traefik/traefik/v2/pkg/provider/kubernetes/crd/traefikio/v1alpha1"
+	traefikcrdfake "github.com/traefik/traefik/v2/pkg/provider/kubernetes/crd/generated/clientset/versioned/fake"
+	traefikv1alpha1 "github.com/traefik/traefik/v2/pkg/provider/kubernetes/crd/traefikio/v1alpha1"
 	"github.com/traefik/traefik/v2/pkg/provider/kubernetes/k8s"
 	"github.com/traefik/traefik/v2/pkg/tls"
 	"github.com/traefik/traefik/v2/pkg/types"
@@ -5905,23 +5905,23 @@ func TestCrossNamespace(t *testing.T) {
 					switch o := obj.(type) {
 					case *corev1.Service, *corev1.Endpoints, *corev1.Secret:
 						k8sObjects = append(k8sObjects, o)
-					case *v1alpha1.IngressRoute:
+					case *traefikv1alpha1.IngressRoute:
 						crdObjects = append(crdObjects, o)
-					case *v1alpha1.IngressRouteTCP:
+					case *traefikv1alpha1.IngressRouteTCP:
 						crdObjects = append(crdObjects, o)
-					case *v1alpha1.IngressRouteUDP:
+					case *traefikv1alpha1.IngressRouteUDP:
 						crdObjects = append(crdObjects, o)
-					case *v1alpha1.Middleware:
+					case *traefikv1alpha1.Middleware:
 						crdObjects = append(crdObjects, o)
-					case *v1alpha1.MiddlewareTCP:
+					case *traefikv1alpha1.MiddlewareTCP:
 						crdObjects = append(crdObjects, o)
-					case *v1alpha1.TraefikService:
+					case *traefikv1alpha1.TraefikService:
 						crdObjects = append(crdObjects, o)
-					case *v1alpha1.TLSOption:
+					case *traefikv1alpha1.TLSOption:
 						crdObjects = append(crdObjects, o)
-					case *v1alpha1.TLSStore:
+					case *traefikv1alpha1.TLSStore:
 						crdObjects = append(crdObjects, o)
-					case *v1alpha1.ServersTransport:
+					case *traefikv1alpha1.ServersTransport:
 						crdObjects = append(crdObjects, o)
 					default:
 					}
@@ -5929,7 +5929,7 @@ func TestCrossNamespace(t *testing.T) {
 			}
 
 			kubeClient := kubefake.NewSimpleClientset(k8sObjects...)
-			crdClient := crdfake.NewSimpleClientset(crdObjects...)
+			crdClient := traefikcrdfake.NewSimpleClientset(crdObjects...)
 
 			client := newClientImpl(kubeClient, crdClient)
 
@@ -6200,19 +6200,19 @@ func TestExternalNameService(t *testing.T) {
 					switch o := obj.(type) {
 					case *corev1.Service, *corev1.Endpoints, *corev1.Secret:
 						k8sObjects = append(k8sObjects, o)
-					case *v1alpha1.IngressRoute:
+					case *traefikv1alpha1.IngressRoute:
 						crdObjects = append(crdObjects, o)
-					case *v1alpha1.IngressRouteTCP:
+					case *traefikv1alpha1.IngressRouteTCP:
 						crdObjects = append(crdObjects, o)
-					case *v1alpha1.IngressRouteUDP:
+					case *traefikv1alpha1.IngressRouteUDP:
 						crdObjects = append(crdObjects, o)
-					case *v1alpha1.Middleware:
+					case *traefikv1alpha1.Middleware:
 						crdObjects = append(crdObjects, o)
-					case *v1alpha1.TraefikService:
+					case *traefikv1alpha1.TraefikService:
 						crdObjects = append(crdObjects, o)
-					case *v1alpha1.TLSOption:
+					case *traefikv1alpha1.TLSOption:
 						crdObjects = append(crdObjects, o)
-					case *v1alpha1.TLSStore:
+					case *traefikv1alpha1.TLSStore:
 						crdObjects = append(crdObjects, o)
 					default:
 					}
@@ -6220,7 +6220,7 @@ func TestExternalNameService(t *testing.T) {
 			}
 
 			kubeClient := kubefake.NewSimpleClientset(k8sObjects...)
-			crdClient := crdfake.NewSimpleClientset(crdObjects...)
+			crdClient := traefikcrdfake.NewSimpleClientset(crdObjects...)
 
 			client := newClientImpl(kubeClient, crdClient)
 
@@ -6408,19 +6408,19 @@ func TestNativeLB(t *testing.T) {
 					switch o := obj.(type) {
 					case *corev1.Service, *corev1.Endpoints, *corev1.Secret:
 						k8sObjects = append(k8sObjects, o)
-					case *v1alpha1.IngressRoute:
+					case *traefikv1alpha1.IngressRoute:
 						crdObjects = append(crdObjects, o)
-					case *v1alpha1.IngressRouteTCP:
+					case *traefikv1alpha1.IngressRouteTCP:
 						crdObjects = append(crdObjects, o)
-					case *v1alpha1.IngressRouteUDP:
+					case *traefikv1alpha1.IngressRouteUDP:
 						crdObjects = append(crdObjects, o)
-					case *v1alpha1.Middleware:
+					case *traefikv1alpha1.Middleware:
 						crdObjects = append(crdObjects, o)
-					case *v1alpha1.TraefikService:
+					case *traefikv1alpha1.TraefikService:
 						crdObjects = append(crdObjects, o)
-					case *v1alpha1.TLSOption:
+					case *traefikv1alpha1.TLSOption:
 						crdObjects = append(crdObjects, o)
-					case *v1alpha1.TLSStore:
+					case *traefikv1alpha1.TLSStore:
 						crdObjects = append(crdObjects, o)
 					default:
 					}
@@ -6428,7 +6428,7 @@ func TestNativeLB(t *testing.T) {
 			}
 
 			kubeClient := kubefake.NewSimpleClientset(k8sObjects...)
-			crdClient := crdfake.NewSimpleClientset(crdObjects...)
+			crdClient := traefikcrdfake.NewSimpleClientset(crdObjects...)
 
 			client := newClientImpl(kubeClient, crdClient)
 
@@ -6452,7 +6452,6 @@ func TestNativeLB(t *testing.T) {
 
 func TestCreateBasicAuthCredentials(t *testing.T) {
 	var k8sObjects []runtime.Object
-	var crdObjects []runtime.Object
 	yamlContent, err := os.ReadFile(filepath.FromSlash("./fixtures/basic_auth_secrets.yml"))
 	if err != nil {
 		panic(err)
@@ -6468,7 +6467,7 @@ func TestCreateBasicAuthCredentials(t *testing.T) {
 	}
 
 	kubeClient := kubefake.NewSimpleClientset(k8sObjects...)
-	crdClient := crdfake.NewSimpleClientset(crdObjects...)
+	crdClient := traefikcrdfake.NewSimpleClientset()
 
 	client := newClientImpl(kubeClient, crdClient)
 
@@ -6477,13 +6476,13 @@ func TestCreateBasicAuthCredentials(t *testing.T) {
 	eventCh, err := client.WatchAll([]string{"default"}, stopCh)
 	require.NoError(t, err)
 
-	if k8sObjects != nil || crdObjects != nil {
+	if k8sObjects != nil {
 		// just wait for the first event
 		<-eventCh
 	}
 
 	// Testing for username/password components in basic-auth secret
-	basicAuth, secretErr := createBasicAuthMiddleware(client, "default", &v1alpha1.BasicAuth{Secret: "basic-auth-secret"})
+	basicAuth, secretErr := createBasicAuthMiddleware(client, "default", &traefikv1alpha1.BasicAuth{Secret: "basic-auth-secret"})
 	require.NoError(t, secretErr)
 	require.Len(t, basicAuth.Users, 1)
 
@@ -6498,7 +6497,7 @@ func TestCreateBasicAuthCredentials(t *testing.T) {
 	assert.True(t, auth.CheckSecret("password", hashedPassword))
 
 	// Testing for username/password components in htpasswd secret
-	basicAuth, secretErr = createBasicAuthMiddleware(client, "default", &v1alpha1.BasicAuth{Secret: "auth-secret"})
+	basicAuth, secretErr = createBasicAuthMiddleware(client, "default", &traefikv1alpha1.BasicAuth{Secret: "auth-secret"})
 	require.NoError(t, secretErr)
 	require.Len(t, basicAuth.Users, 2)
 

pkg/provider/kubernetes/crd/kubernetes_udp.go

@@ -9,7 +9,7 @@ import (
 
 	"github.com/traefik/traefik/v2/pkg/config/dynamic"
 	"github.com/traefik/traefik/v2/pkg/log"
-	"github.com/traefik/traefik/v2/pkg/provider/kubernetes/crd/traefikio/v1alpha1"
+	traefikv1alpha1 "github.com/traefik/traefik/v2/pkg/provider/kubernetes/crd/traefikio/v1alpha1"
 	corev1 "k8s.io/api/core/v1"
 )
 
@@ -77,7 +77,7 @@ func (p *Provider) loadIngressRouteUDPConfiguration(ctx context.Context, client
 	return conf
 }
 
-func (p *Provider) createLoadBalancerServerUDP(client Client, parentNamespace string, service v1alpha1.ServiceUDP) (*dynamic.UDPService, error) {
+func (p *Provider) createLoadBalancerServerUDP(client Client, parentNamespace string, service traefikv1alpha1.ServiceUDP) (*dynamic.UDPService, error) {
 	ns := parentNamespace
 	if len(service.Namespace) > 0 {
 		if !isNamespaceAllowed(p.AllowCrossNamespace, parentNamespace, service.Namespace) {
@@ -101,7 +101,7 @@ func (p *Provider) createLoadBalancerServerUDP(client Client, parentNamespace st
 	return udpService, nil
 }
 
-func (p *Provider) loadUDPServers(client Client, namespace string, svc v1alpha1.ServiceUDP) ([]dynamic.UDPServer, error) {
+func (p *Provider) loadUDPServers(client Client, namespace string, svc traefikv1alpha1.ServiceUDP) ([]dynamic.UDPServer, error) {
 	service, exists, err := client.GetService(namespace, svc.Name)
 	if err != nil {
 		return nil, err

pkg/provider/kubernetes/crd/scheme.go

@@ -4,51 +4,51 @@ import (
 	"fmt"
 
 	"github.com/traefik/traefik/v2/pkg/log"
-	"github.com/traefik/traefik/v2/pkg/provider/kubernetes/crd/generated/clientset/versioned/scheme"
+	traefikscheme "github.com/traefik/traefik/v2/pkg/provider/kubernetes/crd/generated/clientset/versioned/scheme"
 	containousv1alpha1 "github.com/traefik/traefik/v2/pkg/provider/kubernetes/crd/traefikcontainous/v1alpha1"
-	"github.com/traefik/traefik/v2/pkg/provider/kubernetes/crd/traefikio/v1alpha1"
+	traefikv1alpha1 "github.com/traefik/traefik/v2/pkg/provider/kubernetes/crd/traefikio/v1alpha1"
 	"k8s.io/apimachinery/pkg/apis/meta/v1/unstructured"
 	"k8s.io/apimachinery/pkg/conversion"
 	k8sruntime "k8s.io/apimachinery/pkg/runtime"
-	"k8s.io/apimachinery/pkg/runtime/schema"
+	kschema "k8s.io/apimachinery/pkg/runtime/schema"
 )
 
 var GroupVersioner k8sruntime.GroupVersioner
 
 func init() {
 	GroupVersioner = k8sruntime.NewMultiGroupVersioner(
-		v1alpha1.SchemeGroupVersion,
-		schema.GroupKind{Group: containousv1alpha1.GroupName, Kind: containousv1alpha1.IngressRoute{}.Kind},
-		schema.GroupKind{Group: containousv1alpha1.GroupName, Kind: containousv1alpha1.IngressRouteTCP{}.Kind},
-		schema.GroupKind{Group: containousv1alpha1.GroupName, Kind: containousv1alpha1.IngressRouteUDP{}.Kind},
-		schema.GroupKind{Group: containousv1alpha1.GroupName, Kind: containousv1alpha1.Middleware{}.Kind},
-		schema.GroupKind{Group: containousv1alpha1.GroupName, Kind: containousv1alpha1.MiddlewareTCP{}.Kind},
-		schema.GroupKind{Group: containousv1alpha1.GroupName, Kind: containousv1alpha1.TLSOption{}.Kind},
-		schema.GroupKind{Group: containousv1alpha1.GroupName, Kind: containousv1alpha1.TLSStore{}.Kind},
-		schema.GroupKind{Group: containousv1alpha1.GroupName, Kind: containousv1alpha1.ServersTransport{}.Kind},
-		schema.GroupKind{Group: containousv1alpha1.GroupName, Kind: containousv1alpha1.TraefikService{}.Kind},
+		traefikv1alpha1.SchemeGroupVersion,
+		kschema.GroupKind{Group: containousv1alpha1.GroupName, Kind: containousv1alpha1.IngressRoute{}.Kind},
+		kschema.GroupKind{Group: containousv1alpha1.GroupName, Kind: containousv1alpha1.IngressRouteTCP{}.Kind},
+		kschema.GroupKind{Group: containousv1alpha1.GroupName, Kind: containousv1alpha1.IngressRouteUDP{}.Kind},
+		kschema.GroupKind{Group: containousv1alpha1.GroupName, Kind: containousv1alpha1.Middleware{}.Kind},
+		kschema.GroupKind{Group: containousv1alpha1.GroupName, Kind: containousv1alpha1.MiddlewareTCP{}.Kind},
+		kschema.GroupKind{Group: containousv1alpha1.GroupName, Kind: containousv1alpha1.TLSOption{}.Kind},
+		kschema.GroupKind{Group: containousv1alpha1.GroupName, Kind: containousv1alpha1.TLSStore{}.Kind},
+		kschema.GroupKind{Group: containousv1alpha1.GroupName, Kind: containousv1alpha1.ServersTransport{}.Kind},
+		kschema.GroupKind{Group: containousv1alpha1.GroupName, Kind: containousv1alpha1.TraefikService{}.Kind},
 	)
 
 	convert := map[interface{}]interface{}{}
-	convert[&containousv1alpha1.IngressRoute{}] = &v1alpha1.IngressRoute{}
-	convert[&containousv1alpha1.IngressRouteTCP{}] = &v1alpha1.IngressRouteTCP{}
-	convert[&containousv1alpha1.IngressRouteUDP{}] = &v1alpha1.IngressRouteUDP{}
-	convert[&containousv1alpha1.Middleware{}] = &v1alpha1.Middleware{}
-	convert[&containousv1alpha1.MiddlewareTCP{}] = &v1alpha1.MiddlewareTCP{}
-	convert[&containousv1alpha1.TLSOption{}] = &v1alpha1.TLSOption{}
-	convert[&containousv1alpha1.TLSStore{}] = &v1alpha1.TLSStore{}
-	convert[&containousv1alpha1.ServersTransport{}] = &v1alpha1.ServersTransport{}
-	convert[&containousv1alpha1.TraefikService{}] = &v1alpha1.TraefikService{}
+	convert[&containousv1alpha1.IngressRoute{}] = &traefikv1alpha1.IngressRoute{}
+	convert[&containousv1alpha1.IngressRouteTCP{}] = &traefikv1alpha1.IngressRouteTCP{}
+	convert[&containousv1alpha1.IngressRouteUDP{}] = &traefikv1alpha1.IngressRouteUDP{}
+	convert[&containousv1alpha1.Middleware{}] = &traefikv1alpha1.Middleware{}
+	convert[&containousv1alpha1.MiddlewareTCP{}] = &traefikv1alpha1.MiddlewareTCP{}
+	convert[&containousv1alpha1.TLSOption{}] = &traefikv1alpha1.TLSOption{}
+	convert[&containousv1alpha1.TLSStore{}] = &traefikv1alpha1.TLSStore{}
+	convert[&containousv1alpha1.ServersTransport{}] = &traefikv1alpha1.ServersTransport{}
+	convert[&containousv1alpha1.TraefikService{}] = &traefikv1alpha1.TraefikService{}
 
 	for interfaceA, interfaceB := range convert {
-		err := scheme.Scheme.AddConversionFunc(interfaceA, interfaceB, func(a, b interface{}, scope conversion.Scope) error {
+		err := traefikscheme.Scheme.AddConversionFunc(interfaceA, interfaceB, func(a, b interface{}, scope conversion.Scope) error {
 			unstruct, err := k8sruntime.DefaultUnstructuredConverter.ToUnstructured(a)
 			if err != nil {
 				return fmt.Errorf("failed to unstruct interface: %w", err)
 			}
 
 			u := &unstructured.Unstructured{Object: unstruct}
-			u.SetGroupVersionKind(v1alpha1.SchemeGroupVersion.WithKind(u.GetKind()))
+			u.SetGroupVersionKind(traefikv1alpha1.SchemeGroupVersion.WithKind(u.GetKind()))
 
 			if err = k8sruntime.DefaultUnstructuredConverter.FromUnstructured(u.Object, b); err != nil {
 				return fmt.Errorf("failed to convert interface: %w", err)

pkg/provider/kubernetes/crd/traefikcontainous/v1alpha1/register.go

@@ -3,7 +3,7 @@ package v1alpha1
 import (
 	metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
 	"k8s.io/apimachinery/pkg/runtime"
-	"k8s.io/apimachinery/pkg/runtime/schema"
+	kschema "k8s.io/apimachinery/pkg/runtime/schema"
 )
 
 // GroupName is the group name for Traefik.
@@ -18,15 +18,15 @@ var (
 )
 
 // SchemeGroupVersion is group version used to register these objects.
-var SchemeGroupVersion = schema.GroupVersion{Group: GroupName, Version: "v1alpha1"}
+var SchemeGroupVersion = kschema.GroupVersion{Group: GroupName, Version: "v1alpha1"}
 
 // Kind takes an unqualified kind and returns back a Group qualified GroupKind.
-func Kind(kind string) schema.GroupKind {
+func Kind(kind string) kschema.GroupKind {
 	return SchemeGroupVersion.WithKind(kind).GroupKind()
 }
 
 // Resource takes an unqualified resource and returns a Group qualified GroupResource.
-func Resource(resource string) schema.GroupResource {
+func Resource(resource string) kschema.GroupResource {
 	return SchemeGroupVersion.WithResource(resource).GroupResource()
 }
 

pkg/provider/kubernetes/crd/traefikio/v1alpha1/register.go

@@ -3,7 +3,7 @@ package v1alpha1
 import (
 	metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
 	"k8s.io/apimachinery/pkg/runtime"
-	"k8s.io/apimachinery/pkg/runtime/schema"
+	kschema "k8s.io/apimachinery/pkg/runtime/schema"
 )
 
 // GroupName is the group name for Traefik.
@@ -18,15 +18,15 @@ var (
 )
 
 // SchemeGroupVersion is group version used to register these objects.
-var SchemeGroupVersion = schema.GroupVersion{Group: GroupName, Version: "v1alpha1"}
+var SchemeGroupVersion = kschema.GroupVersion{Group: GroupName, Version: "v1alpha1"}
 
 // Kind takes an unqualified kind and returns back a Group qualified GroupKind.
-func Kind(kind string) schema.GroupKind {
+func Kind(kind string) kschema.GroupKind {
 	return SchemeGroupVersion.WithKind(kind).GroupKind()
 }
 
 // Resource takes an unqualified resource and returns a Group qualified GroupResource.
-func Resource(resource string) schema.GroupResource {
+func Resource(resource string) kschema.GroupResource {
 	return SchemeGroupVersion.WithResource(resource).GroupResource()
 }
 

pkg/provider/kubernetes/gateway/client.go

@@ -9,16 +9,16 @@ import (
 
 	"github.com/traefik/traefik/v2/pkg/log"
 	corev1 "k8s.io/api/core/v1"
-	kubeerror "k8s.io/apimachinery/pkg/api/errors"
+	kerror "k8s.io/apimachinery/pkg/api/errors"
 	metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
 	"k8s.io/apimachinery/pkg/labels"
-	"k8s.io/client-go/informers"
-	"k8s.io/client-go/kubernetes"
+	kinformers "k8s.io/client-go/informers"
+	kclientset "k8s.io/client-go/kubernetes"
 	"k8s.io/client-go/rest"
 	"k8s.io/client-go/tools/clientcmd"
-	"sigs.k8s.io/gateway-api/apis/v1alpha2"
-	"sigs.k8s.io/gateway-api/pkg/client/clientset/gateway/versioned"
-	"sigs.k8s.io/gateway-api/pkg/client/informers/gateway/externalversions"
+	gatev1alpha2 "sigs.k8s.io/gateway-api/apis/v1alpha2"
+	gateclientset "sigs.k8s.io/gateway-api/pkg/client/clientset/gateway/versioned"
+	gateinformers "sigs.k8s.io/gateway-api/pkg/client/informers/gateway/externalversions"
 )
 
 const resyncPeriod = 10 * time.Minute
@@ -33,7 +33,7 @@ func (reh *resourceEventHandler) OnAdd(obj interface{}) {
 
 func (reh *resourceEventHandler) OnUpdate(oldObj, newObj interface{}) {
 	switch oldObj.(type) {
-	case *v1alpha2.GatewayClass:
+	case *gatev1alpha2.GatewayClass:
 		// Skip update for gateway classes. We only manage addition or deletion for this cluster-wide resource.
 		return
 	default:
@@ -50,13 +50,13 @@ func (reh *resourceEventHandler) OnDelete(obj interface{}) {
 // The stores can then be accessed via the Get* functions.
 type Client interface {
 	WatchAll(namespaces []string, stopCh <-chan struct{}) (<-chan interface{}, error)
-	GetGatewayClasses() ([]*v1alpha2.GatewayClass, error)
-	UpdateGatewayStatus(gateway *v1alpha2.Gateway, gatewayStatus v1alpha2.GatewayStatus) error
-	UpdateGatewayClassStatus(gatewayClass *v1alpha2.GatewayClass, condition metav1.Condition) error
-	GetGateways() []*v1alpha2.Gateway
-	GetHTTPRoutes(namespaces []string) ([]*v1alpha2.HTTPRoute, error)
-	GetTCPRoutes(namespaces []string) ([]*v1alpha2.TCPRoute, error)
-	GetTLSRoutes(namespaces []string) ([]*v1alpha2.TLSRoute, error)
+	GetGatewayClasses() ([]*gatev1alpha2.GatewayClass, error)
+	UpdateGatewayStatus(gateway *gatev1alpha2.Gateway, gatewayStatus gatev1alpha2.GatewayStatus) error
+	UpdateGatewayClassStatus(gatewayClass *gatev1alpha2.GatewayClass, condition metav1.Condition) error
+	GetGateways() []*gatev1alpha2.Gateway
+	GetHTTPRoutes(namespaces []string) ([]*gatev1alpha2.HTTPRoute, error)
+	GetTCPRoutes(namespaces []string) ([]*gatev1alpha2.TCPRoute, error)
+	GetTLSRoutes(namespaces []string) ([]*gatev1alpha2.TLSRoute, error)
 	GetService(namespace, name string) (*corev1.Service, bool, error)
 	GetSecret(namespace, name string) (*corev1.Secret, bool, error)
 	GetEndpoints(namespace, name string) (*corev1.Endpoints, bool, error)
@@ -64,14 +64,14 @@ type Client interface {
 }
 
 type clientWrapper struct {
-	csGateway versioned.Interface
-	csKube    kubernetes.Interface
+	csGateway gateclientset.Interface
+	csKube    kclientset.Interface
 
-	factoryNamespace    informers.SharedInformerFactory
-	factoryGatewayClass externalversions.SharedInformerFactory
-	factoriesGateway    map[string]externalversions.SharedInformerFactory
-	factoriesKube       map[string]informers.SharedInformerFactory
-	factoriesSecret     map[string]informers.SharedInformerFactory
+	factoryNamespace    kinformers.SharedInformerFactory
+	factoryGatewayClass gateinformers.SharedInformerFactory
+	factoriesGateway    map[string]gateinformers.SharedInformerFactory
+	factoriesKube       map[string]kinformers.SharedInformerFactory
+	factoriesSecret     map[string]kinformers.SharedInformerFactory
 
 	isNamespaceAll    bool
 	watchedNamespaces []string
@@ -80,12 +80,12 @@ type clientWrapper struct {
 }
 
 func createClientFromConfig(c *rest.Config) (*clientWrapper, error) {
-	csGateway, err := versioned.NewForConfig(c)
+	csGateway, err := gateclientset.NewForConfig(c)
 	if err != nil {
 		return nil, err
 	}
 
-	csKube, err := kubernetes.NewForConfig(c)
+	csKube, err := kclientset.NewForConfig(c)
 	if err != nil {
 		return nil, err
 	}
@@ -93,13 +93,13 @@ func createClientFromConfig(c *rest.Config) (*clientWrapper, error) {
 	return newClientImpl(csKube, csGateway), nil
 }
 
-func newClientImpl(csKube kubernetes.Interface, csGateway versioned.Interface) *clientWrapper {
+func newClientImpl(csKube kclientset.Interface, csGateway gateclientset.Interface) *clientWrapper {
 	return &clientWrapper{
 		csGateway:        csGateway,
 		csKube:           csKube,
-		factoriesGateway: make(map[string]externalversions.SharedInformerFactory),
-		factoriesKube:    make(map[string]informers.SharedInformerFactory),
-		factoriesSecret:  make(map[string]informers.SharedInformerFactory),
+		factoriesGateway: make(map[string]gateinformers.SharedInformerFactory),
+		factoriesKube:    make(map[string]kinformers.SharedInformerFactory),
+		factoriesSecret:  make(map[string]kinformers.SharedInformerFactory),
 	}
 }
 
@@ -126,8 +126,7 @@ func newExternalClusterClientFromFile(file string) (*clientWrapper, error) {
 	return createClientFromConfig(configFromFlags)
 }
 
-// newExternalClusterClient returns a new Provider client that may run outside
-// of the cluster.
+// newExternalClusterClient returns a new Provider client that may run outside of the cluster.
 // The endpoint parameter must not be empty.
 func newExternalClusterClient(endpoint, token, caFilePath string) (*clientWrapper, error) {
 	if endpoint == "" {
@@ -171,13 +170,13 @@ func (c *clientWrapper) WatchAll(namespaces []string, stopCh <-chan struct{}) (<
 		options.LabelSelector = c.labelSelector
 	}
 
-	c.factoryNamespace = informers.NewSharedInformerFactory(c.csKube, resyncPeriod)
+	c.factoryNamespace = kinformers.NewSharedInformerFactory(c.csKube, resyncPeriod)
 	_, err := c.factoryNamespace.Core().V1().Namespaces().Informer().AddEventHandler(eventHandler)
 	if err != nil {
 		return nil, err
 	}
 
-	c.factoryGatewayClass = externalversions.NewSharedInformerFactoryWithOptions(c.csGateway, resyncPeriod, externalversions.WithTweakListOptions(labelSelectorOptions))
+	c.factoryGatewayClass = gateinformers.NewSharedInformerFactoryWithOptions(c.csGateway, resyncPeriod, gateinformers.WithTweakListOptions(labelSelectorOptions))
 	_, err = c.factoryGatewayClass.Gateway().V1alpha2().GatewayClasses().Informer().AddEventHandler(eventHandler)
 	if err != nil {
 		return nil, err
@@ -187,7 +186,7 @@ func (c *clientWrapper) WatchAll(namespaces []string, stopCh <-chan struct{}) (<
 	// https://gateway-api.sigs.k8s.io/v1alpha2/references/spec/#gateway.networking.k8s.io/v1alpha2.ReferencePolicy
 
 	for _, ns := range namespaces {
-		factoryGateway := externalversions.NewSharedInformerFactoryWithOptions(c.csGateway, resyncPeriod, externalversions.WithNamespace(ns))
+		factoryGateway := gateinformers.NewSharedInformerFactoryWithOptions(c.csGateway, resyncPeriod, gateinformers.WithNamespace(ns))
 		_, err = factoryGateway.Gateway().V1alpha2().Gateways().Informer().AddEventHandler(eventHandler)
 		if err != nil {
 			return nil, err
@@ -205,7 +204,7 @@ func (c *clientWrapper) WatchAll(namespaces []string, stopCh <-chan struct{}) (<
 			return nil, err
 		}
 
-		factoryKube := informers.NewSharedInformerFactoryWithOptions(c.csKube, resyncPeriod, informers.WithNamespace(ns))
+		factoryKube := kinformers.NewSharedInformerFactoryWithOptions(c.csKube, resyncPeriod, kinformers.WithNamespace(ns))
 		_, err = factoryKube.Core().V1().Services().Informer().AddEventHandler(eventHandler)
 		if err != nil {
 			return nil, err
@@ -215,7 +214,7 @@ func (c *clientWrapper) WatchAll(namespaces []string, stopCh <-chan struct{}) (<
 			return nil, err
 		}
 
-		factorySecret := informers.NewSharedInformerFactoryWithOptions(c.csKube, resyncPeriod, informers.WithNamespace(ns), informers.WithTweakListOptions(notOwnedByHelm))
+		factorySecret := kinformers.NewSharedInformerFactoryWithOptions(c.csKube, resyncPeriod, kinformers.WithNamespace(ns), kinformers.WithTweakListOptions(notOwnedByHelm))
 		_, err = factorySecret.Core().V1().Secrets().Informer().AddEventHandler(eventHandler)
 		if err != nil {
 			return nil, err
@@ -287,8 +286,8 @@ func (c *clientWrapper) GetNamespaces(selector labels.Selector) ([]string, error
 	return namespaces, nil
 }
 
-func (c *clientWrapper) GetHTTPRoutes(namespaces []string) ([]*v1alpha2.HTTPRoute, error) {
-	var httpRoutes []*v1alpha2.HTTPRoute
+func (c *clientWrapper) GetHTTPRoutes(namespaces []string) ([]*gatev1alpha2.HTTPRoute, error) {
+	var httpRoutes []*gatev1alpha2.HTTPRoute
 	for _, namespace := range namespaces {
 		if !c.isWatchedNamespace(namespace) {
 			log.WithoutContext().Warnf("Failed to get HTTPRoutes: %q is not within watched namespaces", namespace)
@@ -311,8 +310,8 @@ func (c *clientWrapper) GetHTTPRoutes(namespaces []string) ([]*v1alpha2.HTTPRout
 	return httpRoutes, nil
 }
 
-func (c *clientWrapper) GetTCPRoutes(namespaces []string) ([]*v1alpha2.TCPRoute, error) {
-	var tcpRoutes []*v1alpha2.TCPRoute
+func (c *clientWrapper) GetTCPRoutes(namespaces []string) ([]*gatev1alpha2.TCPRoute, error) {
+	var tcpRoutes []*gatev1alpha2.TCPRoute
 	for _, namespace := range namespaces {
 		if !c.isWatchedNamespace(namespace) {
 			log.WithoutContext().Warnf("Failed to get TCPRoutes: %q is not within watched namespaces", namespace)
@@ -334,8 +333,8 @@ func (c *clientWrapper) GetTCPRoutes(namespaces []string) ([]*v1alpha2.TCPRoute,
 	return tcpRoutes, nil
 }
 
-func (c *clientWrapper) GetTLSRoutes(namespaces []string) ([]*v1alpha2.TLSRoute, error) {
-	var tlsRoutes []*v1alpha2.TLSRoute
+func (c *clientWrapper) GetTLSRoutes(namespaces []string) ([]*gatev1alpha2.TLSRoute, error) {
+	var tlsRoutes []*gatev1alpha2.TLSRoute
 	for _, namespace := range namespaces {
 		if !c.isWatchedNamespace(namespace) {
 			log.WithoutContext().Warnf("Failed to get TLSRoutes: %q is not within watched namespaces", namespace)
@@ -357,8 +356,8 @@ func (c *clientWrapper) GetTLSRoutes(namespaces []string) ([]*v1alpha2.TLSRoute,
 	return tlsRoutes, nil
 }
 
-func (c *clientWrapper) GetGateways() []*v1alpha2.Gateway {
-	var result []*v1alpha2.Gateway
+func (c *clientWrapper) GetGateways() []*gatev1alpha2.Gateway {
+	var result []*gatev1alpha2.Gateway
 
 	for ns, factory := range c.factoriesGateway {
 		gateways, err := factory.Gateway().V1alpha2().Gateways().Lister().List(labels.Everything())
@@ -372,11 +371,11 @@ func (c *clientWrapper) GetGateways() []*v1alpha2.Gateway {
 	return result
 }
 
-func (c *clientWrapper) GetGatewayClasses() ([]*v1alpha2.GatewayClass, error) {
+func (c *clientWrapper) GetGatewayClasses() ([]*gatev1alpha2.GatewayClass, error) {
 	return c.factoryGatewayClass.Gateway().V1alpha2().GatewayClasses().Lister().List(labels.Everything())
 }
 
-func (c *clientWrapper) UpdateGatewayClassStatus(gatewayClass *v1alpha2.GatewayClass, condition metav1.Condition) error {
+func (c *clientWrapper) UpdateGatewayClassStatus(gatewayClass *gatev1alpha2.GatewayClass, condition metav1.Condition) error {
 	gc := gatewayClass.DeepCopy()
 
 	var newConditions []metav1.Condition
@@ -407,7 +406,7 @@ func (c *clientWrapper) UpdateGatewayClassStatus(gatewayClass *v1alpha2.GatewayC
 	return nil
 }
 
-func (c *clientWrapper) UpdateGatewayStatus(gateway *v1alpha2.Gateway, gatewayStatus v1alpha2.GatewayStatus) error {
+func (c *clientWrapper) UpdateGatewayStatus(gateway *gatev1alpha2.Gateway, gatewayStatus gatev1alpha2.GatewayStatus) error {
 	if !c.isWatchedNamespace(gateway.Namespace) {
 		return fmt.Errorf("cannot update Gateway status %s/%s: namespace is not within watched namespaces", gateway.Namespace, gateway.Name)
 	}
@@ -430,7 +429,7 @@ func (c *clientWrapper) UpdateGatewayStatus(gateway *v1alpha2.Gateway, gatewaySt
 	return nil
 }
 
-func statusEquals(oldStatus, newStatus v1alpha2.GatewayStatus) bool {
+func statusEquals(oldStatus, newStatus gatev1alpha2.GatewayStatus) bool {
 	if len(oldStatus.Listeners) != len(newStatus.Listeners) {
 		return false
 	}
@@ -537,7 +536,7 @@ func eventHandlerFunc(events chan<- interface{}, obj interface{}) {
 // translateNotFoundError will translate a "not found" error to a boolean return
 // value which indicates if the resource exists and a nil error.
 func translateNotFoundError(err error) (bool, error) {
-	if kubeerror.IsNotFound(err) {
+	if kerror.IsNotFound(err) {
 		return false, nil
 	}
 	return err == nil, err

pkg/provider/kubernetes/gateway/client_mock_test.go

@@ -9,15 +9,15 @@ import (
 	corev1 "k8s.io/api/core/v1"
 	metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
 	"k8s.io/apimachinery/pkg/labels"
-	"k8s.io/client-go/kubernetes/scheme"
-	"sigs.k8s.io/gateway-api/apis/v1alpha2"
+	kscheme "k8s.io/client-go/kubernetes/scheme"
+	gatev1alpha2 "sigs.k8s.io/gateway-api/apis/v1alpha2"
 )
 
 var _ Client = (*clientMock)(nil)
 
 func init() {
 	// required by k8s.MustParseYaml
-	err := v1alpha2.AddToScheme(scheme.Scheme)
+	err := gatev1alpha2.AddToScheme(kscheme.Scheme)
 	if err != nil {
 		panic(err)
 	}
@@ -33,11 +33,11 @@ type clientMock struct {
 	apiSecretError    error
 	apiEndpointsError error
 
-	gatewayClasses []*v1alpha2.GatewayClass
-	gateways       []*v1alpha2.Gateway
-	httpRoutes     []*v1alpha2.HTTPRoute
-	tcpRoutes      []*v1alpha2.TCPRoute
-	tlsRoutes      []*v1alpha2.TLSRoute
+	gatewayClasses []*gatev1alpha2.GatewayClass
+	gateways       []*gatev1alpha2.Gateway
+	httpRoutes     []*gatev1alpha2.HTTPRoute
+	tcpRoutes      []*gatev1alpha2.TCPRoute
+	tlsRoutes      []*gatev1alpha2.TLSRoute
 
 	watchChan chan interface{}
 }
@@ -62,15 +62,15 @@ func newClientMock(paths ...string) clientMock {
 				c.namespaces = append(c.namespaces, o)
 			case *corev1.Endpoints:
 				c.endpoints = append(c.endpoints, o)
-			case *v1alpha2.GatewayClass:
+			case *gatev1alpha2.GatewayClass:
 				c.gatewayClasses = append(c.gatewayClasses, o)
-			case *v1alpha2.Gateway:
+			case *gatev1alpha2.Gateway:
 				c.gateways = append(c.gateways, o)
-			case *v1alpha2.HTTPRoute:
+			case *gatev1alpha2.HTTPRoute:
 				c.httpRoutes = append(c.httpRoutes, o)
-			case *v1alpha2.TCPRoute:
+			case *gatev1alpha2.TCPRoute:
 				c.tcpRoutes = append(c.tcpRoutes, o)
-			case *v1alpha2.TLSRoute:
+			case *gatev1alpha2.TLSRoute:
 				c.tlsRoutes = append(c.tlsRoutes, o)
 			default:
 				panic(fmt.Sprintf("Unknown runtime object %+v %T", o, o))
@@ -81,7 +81,7 @@ func newClientMock(paths ...string) clientMock {
 	return c
 }
 
-func (c clientMock) UpdateGatewayStatus(gateway *v1alpha2.Gateway, gatewayStatus v1alpha2.GatewayStatus) error {
+func (c clientMock) UpdateGatewayStatus(gateway *gatev1alpha2.Gateway, gatewayStatus gatev1alpha2.GatewayStatus) error {
 	for _, g := range c.gateways {
 		if g.Name == gateway.Name {
 			if !statusEquals(g.Status, gatewayStatus) {
@@ -94,7 +94,7 @@ func (c clientMock) UpdateGatewayStatus(gateway *v1alpha2.Gateway, gatewayStatus
 	return nil
 }
 
-func (c clientMock) UpdateGatewayClassStatus(gatewayClass *v1alpha2.GatewayClass, condition metav1.Condition) error {
+func (c clientMock) UpdateGatewayClassStatus(gatewayClass *gatev1alpha2.GatewayClass, condition metav1.Condition) error {
 	for _, gc := range c.gatewayClasses {
 		if gc.Name == gatewayClass.Name {
 			for _, c := range gc.Status.Conditions {
@@ -110,7 +110,7 @@ func (c clientMock) UpdateGatewayClassStatus(gatewayClass *v1alpha2.GatewayClass
 	return nil
 }
 
-func (c clientMock) UpdateGatewayStatusConditions(gateway *v1alpha2.Gateway, condition metav1.Condition) error {
+func (c clientMock) UpdateGatewayStatusConditions(gateway *gatev1alpha2.Gateway, condition metav1.Condition) error {
 	for _, g := range c.gatewayClasses {
 		if g.Name == gateway.Name {
 			for _, c := range g.Status.Conditions {
@@ -126,11 +126,11 @@ func (c clientMock) UpdateGatewayStatusConditions(gateway *v1alpha2.Gateway, con
 	return nil
 }
 
-func (c clientMock) GetGatewayClasses() ([]*v1alpha2.GatewayClass, error) {
+func (c clientMock) GetGatewayClasses() ([]*gatev1alpha2.GatewayClass, error) {
 	return c.gatewayClasses, nil
 }
 
-func (c clientMock) GetGateways() []*v1alpha2.Gateway {
+func (c clientMock) GetGateways() []*gatev1alpha2.Gateway {
 	return c.gateways
 }
 
@@ -148,8 +148,8 @@ func (c clientMock) GetNamespaces(selector labels.Selector) ([]string, error) {
 	return ns, nil
 }
 
-func (c clientMock) GetHTTPRoutes(namespaces []string) ([]*v1alpha2.HTTPRoute, error) {
-	var httpRoutes []*v1alpha2.HTTPRoute
+func (c clientMock) GetHTTPRoutes(namespaces []string) ([]*gatev1alpha2.HTTPRoute, error) {
+	var httpRoutes []*gatev1alpha2.HTTPRoute
 	for _, namespace := range namespaces {
 		for _, httpRoute := range c.httpRoutes {
 			if inNamespace(httpRoute.ObjectMeta, namespace) {
@@ -160,8 +160,8 @@ func (c clientMock) GetHTTPRoutes(namespaces []string) ([]*v1alpha2.HTTPRoute, e
 	return httpRoutes, nil
 }
 
-func (c clientMock) GetTCPRoutes(namespaces []string) ([]*v1alpha2.TCPRoute, error) {
-	var tcpRoutes []*v1alpha2.TCPRoute
+func (c clientMock) GetTCPRoutes(namespaces []string) ([]*gatev1alpha2.TCPRoute, error) {
+	var tcpRoutes []*gatev1alpha2.TCPRoute
 	for _, namespace := range namespaces {
 		for _, tcpRoute := range c.tcpRoutes {
 			if inNamespace(tcpRoute.ObjectMeta, namespace) {
@@ -172,8 +172,8 @@ func (c clientMock) GetTCPRoutes(namespaces []string) ([]*v1alpha2.TCPRoute, err
 	return tcpRoutes, nil
 }
 
-func (c clientMock) GetTLSRoutes(namespaces []string) ([]*v1alpha2.TLSRoute, error) {
-	var tlsRoutes []*v1alpha2.TLSRoute
+func (c clientMock) GetTLSRoutes(namespaces []string) ([]*gatev1alpha2.TLSRoute, error) {
+	var tlsRoutes []*gatev1alpha2.TLSRoute
 	for _, namespace := range namespaces {
 		for _, tlsRoute := range c.tlsRoutes {
 			if inNamespace(tlsRoute.ObjectMeta, namespace) {

pkg/provider/kubernetes/gateway/client_test.go

@@ -5,32 +5,32 @@ import (
 
 	"github.com/stretchr/testify/assert"
 	metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
-	"sigs.k8s.io/gateway-api/apis/v1alpha2"
+	gatev1alpha2 "sigs.k8s.io/gateway-api/apis/v1alpha2"
 )
 
 func TestStatusEquals(t *testing.T) {
 	testCases := []struct {
 		desc     string
-		statusA  v1alpha2.GatewayStatus
-		statusB  v1alpha2.GatewayStatus
+		statusA  gatev1alpha2.GatewayStatus
+		statusB  gatev1alpha2.GatewayStatus
 		expected bool
 	}{
 		{
 			desc:     "Empty",
-			statusA:  v1alpha2.GatewayStatus{},
-			statusB:  v1alpha2.GatewayStatus{},
+			statusA:  gatev1alpha2.GatewayStatus{},
+			statusB:  gatev1alpha2.GatewayStatus{},
 			expected: true,
 		},
 		{
 			desc: "Same status",
-			statusA: v1alpha2.GatewayStatus{
+			statusA: gatev1alpha2.GatewayStatus{
 				Conditions: []metav1.Condition{
 					{
 						Type:   "foobar",
 						Reason: "foobar",
 					},
 				},
-				Listeners: []v1alpha2.ListenerStatus{
+				Listeners: []gatev1alpha2.ListenerStatus{
 					{
 						Name: "foo",
 						Conditions: []metav1.Condition{
@@ -42,14 +42,14 @@ func TestStatusEquals(t *testing.T) {
 					},
 				},
 			},
-			statusB: v1alpha2.GatewayStatus{
+			statusB: gatev1alpha2.GatewayStatus{
 				Conditions: []metav1.Condition{
 					{
 						Type:   "foobar",
 						Reason: "foobar",
 					},
 				},
-				Listeners: []v1alpha2.ListenerStatus{
+				Listeners: []gatev1alpha2.ListenerStatus{
 					{
 						Name: "foo",
 						Conditions: []metav1.Condition{
@@ -65,11 +65,11 @@ func TestStatusEquals(t *testing.T) {
 		},
 		{
 			desc: "Listeners length not equal",
-			statusA: v1alpha2.GatewayStatus{
-				Listeners: []v1alpha2.ListenerStatus{},
+			statusA: gatev1alpha2.GatewayStatus{
+				Listeners: []gatev1alpha2.ListenerStatus{},
 			},
-			statusB: v1alpha2.GatewayStatus{
-				Listeners: []v1alpha2.ListenerStatus{
+			statusB: gatev1alpha2.GatewayStatus{
+				Listeners: []gatev1alpha2.ListenerStatus{
 					{},
 				},
 			},
@@ -77,10 +77,10 @@ func TestStatusEquals(t *testing.T) {
 		},
 		{
 			desc: "Gateway conditions length not equal",
-			statusA: v1alpha2.GatewayStatus{
+			statusA: gatev1alpha2.GatewayStatus{
 				Conditions: []metav1.Condition{},
 			},
-			statusB: v1alpha2.GatewayStatus{
+			statusB: gatev1alpha2.GatewayStatus{
 				Conditions: []metav1.Condition{
 					{},
 				},
@@ -89,14 +89,14 @@ func TestStatusEquals(t *testing.T) {
 		},
 		{
 			desc: "Gateway conditions different types",
-			statusA: v1alpha2.GatewayStatus{
+			statusA: gatev1alpha2.GatewayStatus{
 				Conditions: []metav1.Condition{
 					{
 						Type: "foobar",
 					},
 				},
 			},
-			statusB: v1alpha2.GatewayStatus{
+			statusB: gatev1alpha2.GatewayStatus{
 				Conditions: []metav1.Condition{
 					{
 						Type: "foobir",
@@ -107,14 +107,14 @@ func TestStatusEquals(t *testing.T) {
 		},
 		{
 			desc: "Gateway conditions same types but different reason",
-			statusA: v1alpha2.GatewayStatus{
+			statusA: gatev1alpha2.GatewayStatus{
 				Conditions: []metav1.Condition{
 					{
 						Type: "foobar",
 					},
 				},
 			},
-			statusB: v1alpha2.GatewayStatus{
+			statusB: gatev1alpha2.GatewayStatus{
 				Conditions: []metav1.Condition{
 					{
 						Type:   "foobar",
@@ -126,16 +126,16 @@ func TestStatusEquals(t *testing.T) {
 		},
 		{
 			desc: "Gateway listeners conditions length",
-			statusA: v1alpha2.GatewayStatus{
-				Listeners: []v1alpha2.ListenerStatus{
+			statusA: gatev1alpha2.GatewayStatus{
+				Listeners: []gatev1alpha2.ListenerStatus{
 					{
 						Name:       "foo",
 						Conditions: []metav1.Condition{},
 					},
 				},
 			},
-			statusB: v1alpha2.GatewayStatus{
-				Listeners: []v1alpha2.ListenerStatus{
+			statusB: gatev1alpha2.GatewayStatus{
+				Listeners: []gatev1alpha2.ListenerStatus{
 					{
 						Name: "foo",
 						Conditions: []metav1.Condition{
@@ -148,8 +148,8 @@ func TestStatusEquals(t *testing.T) {
 		},
 		{
 			desc: "Gateway listeners conditions same types but different status",
-			statusA: v1alpha2.GatewayStatus{
-				Listeners: []v1alpha2.ListenerStatus{
+			statusA: gatev1alpha2.GatewayStatus{
+				Listeners: []gatev1alpha2.ListenerStatus{
 					{
 						Conditions: []metav1.Condition{
 							{
@@ -159,8 +159,8 @@ func TestStatusEquals(t *testing.T) {
 					},
 				},
 			},
-			statusB: v1alpha2.GatewayStatus{
-				Listeners: []v1alpha2.ListenerStatus{
+			statusB: gatev1alpha2.GatewayStatus{
+				Listeners: []gatev1alpha2.ListenerStatus{
 					{
 						Conditions: []metav1.Condition{
 							{
@@ -175,8 +175,8 @@ func TestStatusEquals(t *testing.T) {
 		},
 		{
 			desc: "Gateway listeners conditions same types but different message",
-			statusA: v1alpha2.GatewayStatus{
-				Listeners: []v1alpha2.ListenerStatus{
+			statusA: gatev1alpha2.GatewayStatus{
+				Listeners: []gatev1alpha2.ListenerStatus{
 					{
 						Conditions: []metav1.Condition{
 							{
@@ -186,8 +186,8 @@ func TestStatusEquals(t *testing.T) {
 					},
 				},
 			},
-			statusB: v1alpha2.GatewayStatus{
-				Listeners: []v1alpha2.ListenerStatus{
+			statusB: gatev1alpha2.GatewayStatus{
+				Listeners: []gatev1alpha2.ListenerStatus{
 					{
 						Conditions: []metav1.Condition{
 							{
@@ -202,8 +202,8 @@ func TestStatusEquals(t *testing.T) {
 		},
 		{
 			desc: "Gateway listeners conditions same types/reason but different names",
-			statusA: v1alpha2.GatewayStatus{
-				Listeners: []v1alpha2.ListenerStatus{
+			statusA: gatev1alpha2.GatewayStatus{
+				Listeners: []gatev1alpha2.ListenerStatus{
 					{
 						Name: "foo",
 						Conditions: []metav1.Condition{
@@ -215,8 +215,8 @@ func TestStatusEquals(t *testing.T) {
 					},
 				},
 			},
-			statusB: v1alpha2.GatewayStatus{
-				Listeners: []v1alpha2.ListenerStatus{
+			statusB: gatev1alpha2.GatewayStatus{
+				Listeners: []gatev1alpha2.ListenerStatus{
 					{
 						Name: "bar",
 						Conditions: []metav1.Condition{

pkg/provider/kubernetes/gateway/kubernetes.go

@@ -29,7 +29,7 @@ import (
 	"k8s.io/apimachinery/pkg/labels"
 	"k8s.io/utils/pointer"
 	"k8s.io/utils/strings/slices"
-	"sigs.k8s.io/gateway-api/apis/v1alpha2"
+	gatev1alpha2 "sigs.k8s.io/gateway-api/apis/v1alpha2"
 )
 
 const (
@@ -209,14 +209,14 @@ func (p *Provider) loadConfigurationFromGateway(ctx context.Context, client Clie
 			gatewayClassNames[gatewayClass.Name] = struct{}{}
 
 			err := client.UpdateGatewayClassStatus(gatewayClass, metav1.Condition{
-				Type:               string(v1alpha2.GatewayClassConditionStatusAccepted),
+				Type:               string(gatev1alpha2.GatewayClassConditionStatusAccepted),
 				Status:             metav1.ConditionTrue,
 				Reason:             "Handled",
 				Message:            "Handled by Traefik controller",
 				LastTransitionTime: metav1.Now(),
 			})
 			if err != nil {
-				logger.Errorf("Failed to update %s condition: %v", v1alpha2.GatewayClassConditionStatusAccepted, err)
+				logger.Errorf("Failed to update %s condition: %v", gatev1alpha2.GatewayClassConditionStatusAccepted, err)
 			}
 		}
 	}
@@ -272,7 +272,7 @@ func (p *Provider) loadConfigurationFromGateway(ctx context.Context, client Clie
 	return conf
 }
 
-func (p *Provider) createGatewayConf(ctx context.Context, client Client, gateway *v1alpha2.Gateway) (*dynamic.Configuration, error) {
+func (p *Provider) createGatewayConf(ctx context.Context, client Client, gateway *gatev1alpha2.Gateway) (*dynamic.Configuration, error) {
 	conf := &dynamic.Configuration{
 		UDP: &dynamic.UDPConfiguration{
 			Routers:  map[string]*dynamic.UDPRouter{},
@@ -315,15 +315,15 @@ func (p *Provider) createGatewayConf(ctx context.Context, client Client, gateway
 	return conf, nil
 }
 
-func (p *Provider) fillGatewayConf(ctx context.Context, client Client, gateway *v1alpha2.Gateway, conf *dynamic.Configuration, tlsConfigs map[string]*tls.CertAndStores) []v1alpha2.ListenerStatus {
+func (p *Provider) fillGatewayConf(ctx context.Context, client Client, gateway *gatev1alpha2.Gateway, conf *dynamic.Configuration, tlsConfigs map[string]*tls.CertAndStores) []gatev1alpha2.ListenerStatus {
 	logger := log.FromContext(ctx)
-	listenerStatuses := make([]v1alpha2.ListenerStatus, len(gateway.Spec.Listeners))
+	listenerStatuses := make([]gatev1alpha2.ListenerStatus, len(gateway.Spec.Listeners))
 	allocatedListeners := make(map[string]struct{})
 
 	for i, listener := range gateway.Spec.Listeners {
-		listenerStatuses[i] = v1alpha2.ListenerStatus{
+		listenerStatuses[i] = gatev1alpha2.ListenerStatus{
 			Name:           listener.Name,
-			SupportedKinds: []v1alpha2.RouteGroupKind{},
+			SupportedKinds: []gatev1alpha2.RouteGroupKind{},
 			Conditions:     []metav1.Condition{},
 		}
 
@@ -345,7 +345,7 @@ func (p *Provider) fillGatewayConf(ctx context.Context, client Client, gateway *
 
 		if _, ok := allocatedListeners[listenerKey]; ok {
 			listenerStatuses[i].Conditions = append(listenerStatuses[i].Conditions, metav1.Condition{
-				Type:               string(v1alpha2.ListenerConditionConflicted),
+				Type:               string(gatev1alpha2.ListenerConditionConflicted),
 				Status:             metav1.ConditionTrue,
 				LastTransitionTime: metav1.Now(),
 				Reason:             "DuplicateListener",
@@ -361,19 +361,19 @@ func (p *Provider) fillGatewayConf(ctx context.Context, client Client, gateway *
 		if err != nil {
 			// update "Detached" status with "PortUnavailable" reason
 			listenerStatuses[i].Conditions = append(listenerStatuses[i].Conditions, metav1.Condition{
-				Type:               string(v1alpha2.ListenerConditionDetached),
+				Type:               string(gatev1alpha2.ListenerConditionDetached),
 				Status:             metav1.ConditionTrue,
 				LastTransitionTime: metav1.Now(),
-				Reason:             string(v1alpha2.ListenerReasonPortUnavailable),
+				Reason:             string(gatev1alpha2.ListenerReasonPortUnavailable),
 				Message:            fmt.Sprintf("Cannot find entryPoint for Gateway: %v", err),
 			})
 
 			continue
 		}
 
-		if (listener.Protocol == v1alpha2.HTTPProtocolType || listener.Protocol == v1alpha2.TCPProtocolType) && listener.TLS != nil {
+		if (listener.Protocol == gatev1alpha2.HTTPProtocolType || listener.Protocol == gatev1alpha2.TCPProtocolType) && listener.TLS != nil {
 			listenerStatuses[i].Conditions = append(listenerStatuses[i].Conditions, metav1.Condition{
-				Type:               string(v1alpha2.ListenerConditionDetached),
+				Type:               string(gatev1alpha2.ListenerConditionDetached),
 				Status:             metav1.ConditionTrue,
 				LastTransitionTime: metav1.Now(),
 				Reason:             "InvalidTLSConfiguration", // TODO check the spec if a proper reason is introduced at some point
@@ -384,11 +384,11 @@ func (p *Provider) fillGatewayConf(ctx context.Context, client Client, gateway *
 		}
 
 		// TLS
-		if listener.Protocol == v1alpha2.HTTPSProtocolType || listener.Protocol == v1alpha2.TLSProtocolType {
-			if listener.TLS == nil || (len(listener.TLS.CertificateRefs) == 0 && listener.TLS.Mode != nil && *listener.TLS.Mode != v1alpha2.TLSModePassthrough) {
+		if listener.Protocol == gatev1alpha2.HTTPSProtocolType || listener.Protocol == gatev1alpha2.TLSProtocolType {
+			if listener.TLS == nil || (len(listener.TLS.CertificateRefs) == 0 && listener.TLS.Mode != nil && *listener.TLS.Mode != gatev1alpha2.TLSModePassthrough) {
 				// update "Detached" status with "UnsupportedProtocol" reason
 				listenerStatuses[i].Conditions = append(listenerStatuses[i].Conditions, metav1.Condition{
-					Type:               string(v1alpha2.ListenerConditionDetached),
+					Type:               string(gatev1alpha2.ListenerConditionDetached),
 					Status:             metav1.ConditionTrue,
 					LastTransitionTime: metav1.Now(),
 					Reason:             "InvalidTLSConfiguration", // TODO check the spec if a proper reason is introduced at some point
@@ -399,12 +399,12 @@ func (p *Provider) fillGatewayConf(ctx context.Context, client Client, gateway *
 				continue
 			}
 
-			var tlsModeType v1alpha2.TLSModeType
+			var tlsModeType gatev1alpha2.TLSModeType
 			if listener.TLS.Mode != nil {
 				tlsModeType = *listener.TLS.Mode
 			}
 
-			isTLSPassthrough := tlsModeType == v1alpha2.TLSModePassthrough
+			isTLSPassthrough := tlsModeType == gatev1alpha2.TLSModePassthrough
 
 			if isTLSPassthrough && len(listener.TLS.CertificateRefs) > 0 {
 				// https://gateway-api.sigs.k8s.io/v1alpha2/references/spec/#gateway.networking.k8s.io/v1alpha2.GatewayTLSConfig
@@ -415,12 +415,12 @@ func (p *Provider) fillGatewayConf(ctx context.Context, client Client, gateway *
 			// Protocol TLS -> Passthrough -> TLSRoute/TCPRoute
 			// Protocol TLS -> Terminate -> TLSRoute/TCPRoute
 			// Protocol HTTPS -> Terminate -> HTTPRoute
-			if listener.Protocol == v1alpha2.HTTPSProtocolType && isTLSPassthrough {
+			if listener.Protocol == gatev1alpha2.HTTPSProtocolType && isTLSPassthrough {
 				listenerStatuses[i].Conditions = append(listenerStatuses[i].Conditions, metav1.Condition{
-					Type:               string(v1alpha2.ListenerConditionDetached),
+					Type:               string(gatev1alpha2.ListenerConditionDetached),
 					Status:             metav1.ConditionTrue,
 					LastTransitionTime: metav1.Now(),
-					Reason:             string(v1alpha2.ListenerReasonUnsupportedProtocol),
+					Reason:             string(gatev1alpha2.ListenerReasonUnsupportedProtocol),
 					Message:            "HTTPS protocol is not supported with TLS mode Passthrough",
 				})
 
@@ -431,10 +431,10 @@ func (p *Provider) fillGatewayConf(ctx context.Context, client Client, gateway *
 				if len(listener.TLS.CertificateRefs) == 0 {
 					// update "ResolvedRefs" status true with "InvalidCertificateRef" reason
 					listenerStatuses[i].Conditions = append(listenerStatuses[i].Conditions, metav1.Condition{
-						Type:               string(v1alpha2.ListenerConditionResolvedRefs),
+						Type:               string(gatev1alpha2.ListenerConditionResolvedRefs),
 						Status:             metav1.ConditionFalse,
 						LastTransitionTime: metav1.Now(),
-						Reason:             string(v1alpha2.ListenerReasonInvalidCertificateRef),
+						Reason:             string(gatev1alpha2.ListenerReasonInvalidCertificateRef),
 						Message:            "One TLS CertificateRef is required in Terminate mode",
 					})
 
@@ -448,10 +448,10 @@ func (p *Provider) fillGatewayConf(ctx context.Context, client Client, gateway *
 					certificateRef.Group == nil || (*certificateRef.Group != "" && *certificateRef.Group != "core") {
 					// update "ResolvedRefs" status true with "InvalidCertificateRef" reason
 					listenerStatuses[i].Conditions = append(listenerStatuses[i].Conditions, metav1.Condition{
-						Type:               string(v1alpha2.ListenerConditionResolvedRefs),
+						Type:               string(gatev1alpha2.ListenerConditionResolvedRefs),
 						Status:             metav1.ConditionFalse,
 						LastTransitionTime: metav1.Now(),
-						Reason:             string(v1alpha2.ListenerReasonInvalidCertificateRef),
+						Reason:             string(gatev1alpha2.ListenerReasonInvalidCertificateRef),
 						Message:            fmt.Sprintf("Unsupported TLS CertificateRef group/kind: %v/%v", certificateRef.Group, certificateRef.Kind),
 					})
 
@@ -461,10 +461,10 @@ func (p *Provider) fillGatewayConf(ctx context.Context, client Client, gateway *
 				// TODO Support ReferencePolicy to support cross namespace references.
 				if certificateRef.Namespace != nil && string(*certificateRef.Namespace) != gateway.Namespace {
 					listenerStatuses[i].Conditions = append(listenerStatuses[i].Conditions, metav1.Condition{
-						Type:               string(v1alpha2.ListenerConditionResolvedRefs),
+						Type:               string(gatev1alpha2.ListenerConditionResolvedRefs),
 						Status:             metav1.ConditionFalse,
 						LastTransitionTime: metav1.Now(),
-						Reason:             string(v1alpha2.ListenerReasonInvalidCertificateRef),
+						Reason:             string(gatev1alpha2.ListenerReasonInvalidCertificateRef),
 						Message:            "Cross namespace secrets are not supported",
 					})
 
@@ -477,10 +477,10 @@ func (p *Provider) fillGatewayConf(ctx context.Context, client Client, gateway *
 					if err != nil {
 						// update "ResolvedRefs" status true with "InvalidCertificateRef" reason
 						listenerStatuses[i].Conditions = append(listenerStatuses[i].Conditions, metav1.Condition{
-							Type:               string(v1alpha2.ListenerConditionResolvedRefs),
+							Type:               string(gatev1alpha2.ListenerConditionResolvedRefs),
 							Status:             metav1.ConditionFalse,
 							LastTransitionTime: metav1.Now(),
-							Reason:             string(v1alpha2.ListenerReasonInvalidCertificateRef),
+							Reason:             string(gatev1alpha2.ListenerReasonInvalidCertificateRef),
 							Message:            fmt.Sprintf("Error while retrieving certificate: %v", err),
 						})
 
@@ -507,10 +507,10 @@ func (p *Provider) fillGatewayConf(ctx context.Context, client Client, gateway *
 	return listenerStatuses
 }
 
-func (p *Provider) makeGatewayStatus(listenerStatuses []v1alpha2.ListenerStatus) (v1alpha2.GatewayStatus, error) {
+func (p *Provider) makeGatewayStatus(listenerStatuses []gatev1alpha2.ListenerStatus) (gatev1alpha2.GatewayStatus, error) {
 	// As Status.Addresses are not implemented yet, we initialize an empty array to follow the API expectations.
-	gatewayStatus := v1alpha2.GatewayStatus{
-		Addresses: []v1alpha2.GatewayAddress{},
+	gatewayStatus := gatev1alpha2.GatewayStatus{
+		Addresses: []gatev1alpha2.GatewayAddress{},
 	}
 
 	var result error
@@ -518,7 +518,7 @@ func (p *Provider) makeGatewayStatus(listenerStatuses []v1alpha2.ListenerStatus)
 		if len(listener.Conditions) == 0 {
 			// GatewayConditionReady "Ready", GatewayConditionReason "ListenerReady"
 			listenerStatuses[i].Conditions = append(listenerStatuses[i].Conditions, metav1.Condition{
-				Type:               string(v1alpha2.ListenerConditionReady),
+				Type:               string(gatev1alpha2.ListenerConditionReady),
 				Status:             metav1.ConditionTrue,
 				LastTransitionTime: metav1.Now(),
 				Reason:             "ListenerReady",
@@ -536,10 +536,10 @@ func (p *Provider) makeGatewayStatus(listenerStatuses []v1alpha2.ListenerStatus)
 	if result != nil {
 		// GatewayConditionReady "Ready", GatewayConditionReason "ListenersNotValid"
 		gatewayStatus.Conditions = append(gatewayStatus.Conditions, metav1.Condition{
-			Type:               string(v1alpha2.GatewayConditionReady),
+			Type:               string(gatev1alpha2.GatewayConditionReady),
 			Status:             metav1.ConditionFalse,
 			LastTransitionTime: metav1.Now(),
-			Reason:             string(v1alpha2.GatewayReasonListenersNotValid),
+			Reason:             string(gatev1alpha2.GatewayReasonListenersNotValid),
 			Message:            "All Listeners must be valid",
 		})
 
@@ -551,7 +551,7 @@ func (p *Provider) makeGatewayStatus(listenerStatuses []v1alpha2.ListenerStatus)
 	gatewayStatus.Conditions = append(gatewayStatus.Conditions,
 		// update "Scheduled" status with "ResourcesAvailable" reason
 		metav1.Condition{
-			Type:               string(v1alpha2.GatewayConditionScheduled),
+			Type:               string(gatev1alpha2.GatewayConditionScheduled),
 			Status:             metav1.ConditionTrue,
 			Reason:             "ResourcesAvailable",
 			Message:            "Resources available",
@@ -559,7 +559,7 @@ func (p *Provider) makeGatewayStatus(listenerStatuses []v1alpha2.ListenerStatus)
 		},
 		// update "Ready" status with "ListenersValid" reason
 		metav1.Condition{
-			Type:               string(v1alpha2.GatewayConditionReady),
+			Type:               string(gatev1alpha2.GatewayConditionReady),
 			Status:             metav1.ConditionTrue,
 			Reason:             "ListenersValid",
 			Message:            "Listeners valid",
@@ -570,14 +570,14 @@ func (p *Provider) makeGatewayStatus(listenerStatuses []v1alpha2.ListenerStatus)
 	return gatewayStatus, nil
 }
 
-func (p *Provider) entryPointName(port v1alpha2.PortNumber, protocol v1alpha2.ProtocolType) (string, error) {
+func (p *Provider) entryPointName(port gatev1alpha2.PortNumber, protocol gatev1alpha2.ProtocolType) (string, error) {
 	portStr := strconv.FormatInt(int64(port), 10)
 
 	for name, entryPoint := range p.EntryPoints {
 		if strings.HasSuffix(entryPoint.Address, ":"+portStr) {
 			// If the protocol is HTTP the entryPoint must have no TLS conf
-			// Not relevant for v1alpha2.TLSProtocolType && v1alpha2.TCPProtocolType
-			if protocol == v1alpha2.HTTPProtocolType && entryPoint.HasHTTPTLSConf {
+			// Not relevant for gatev1alpha2.TLSProtocolType && gatev1alpha2.TCPProtocolType
+			if protocol == gatev1alpha2.HTTPProtocolType && entryPoint.HasHTTPTLSConf {
 				continue
 			}
 
@@ -588,43 +588,43 @@ func (p *Provider) entryPointName(port v1alpha2.PortNumber, protocol v1alpha2.Pr
 	return "", fmt.Errorf("no matching entryPoint for port %d and protocol %q", port, protocol)
 }
 
-func supportedRouteKinds(protocol v1alpha2.ProtocolType) ([]v1alpha2.RouteGroupKind, []metav1.Condition) {
-	group := v1alpha2.Group(v1alpha2.GroupName)
+func supportedRouteKinds(protocol gatev1alpha2.ProtocolType) ([]gatev1alpha2.RouteGroupKind, []metav1.Condition) {
+	group := gatev1alpha2.Group(gatev1alpha2.GroupName)
 
 	switch protocol {
-	case v1alpha2.TCPProtocolType:
-		return []v1alpha2.RouteGroupKind{{Kind: kindTCPRoute, Group: &group}}, nil
+	case gatev1alpha2.TCPProtocolType:
+		return []gatev1alpha2.RouteGroupKind{{Kind: kindTCPRoute, Group: &group}}, nil
 
-	case v1alpha2.HTTPProtocolType, v1alpha2.HTTPSProtocolType:
-		return []v1alpha2.RouteGroupKind{{Kind: kindHTTPRoute, Group: &group}}, nil
+	case gatev1alpha2.HTTPProtocolType, gatev1alpha2.HTTPSProtocolType:
+		return []gatev1alpha2.RouteGroupKind{{Kind: kindHTTPRoute, Group: &group}}, nil
 
-	case v1alpha2.TLSProtocolType:
-		return []v1alpha2.RouteGroupKind{
+	case gatev1alpha2.TLSProtocolType:
+		return []gatev1alpha2.RouteGroupKind{
 			{Kind: kindTCPRoute, Group: &group},
 			{Kind: kindTLSRoute, Group: &group},
 		}, nil
 	}
 
 	return nil, []metav1.Condition{{
-		Type:               string(v1alpha2.ListenerConditionDetached),
+		Type:               string(gatev1alpha2.ListenerConditionDetached),
 		Status:             metav1.ConditionTrue,
 		LastTransitionTime: metav1.Now(),
-		Reason:             string(v1alpha2.ListenerReasonUnsupportedProtocol),
+		Reason:             string(gatev1alpha2.ListenerReasonUnsupportedProtocol),
 		Message:            fmt.Sprintf("Unsupported listener protocol %q", protocol),
 	}}
 }
 
-func getAllowedRouteKinds(listener v1alpha2.Listener, supportedKinds []v1alpha2.RouteGroupKind) ([]v1alpha2.RouteGroupKind, []metav1.Condition) {
+func getAllowedRouteKinds(listener gatev1alpha2.Listener, supportedKinds []gatev1alpha2.RouteGroupKind) ([]gatev1alpha2.RouteGroupKind, []metav1.Condition) {
 	if listener.AllowedRoutes == nil || len(listener.AllowedRoutes.Kinds) == 0 {
 		return supportedKinds, nil
 	}
 
 	var (
-		routeKinds []v1alpha2.RouteGroupKind
+		routeKinds []gatev1alpha2.RouteGroupKind
 		conditions []metav1.Condition
 	)
 
-	uniqRouteKinds := map[v1alpha2.Kind]struct{}{}
+	uniqRouteKinds := map[gatev1alpha2.Kind]struct{}{}
 	for _, routeKind := range listener.AllowedRoutes.Kinds {
 		var isSupported bool
 		for _, kind := range supportedKinds {
@@ -636,10 +636,10 @@ func getAllowedRouteKinds(listener v1alpha2.Listener, supportedKinds []v1alpha2.
 
 		if !isSupported {
 			conditions = append(conditions, metav1.Condition{
-				Type:               string(v1alpha2.ListenerConditionDetached),
+				Type:               string(gatev1alpha2.ListenerConditionDetached),
 				Status:             metav1.ConditionTrue,
 				LastTransitionTime: metav1.Now(),
-				Reason:             string(v1alpha2.ListenerReasonInvalidRouteKinds),
+				Reason:             string(gatev1alpha2.ListenerReasonInvalidRouteKinds),
 				Message:            fmt.Sprintf("Listener protocol %q does not support RouteGroupKind %v/%s", listener.Protocol, routeKind.Group, routeKind.Kind),
 			})
 			continue
@@ -654,7 +654,7 @@ func getAllowedRouteKinds(listener v1alpha2.Listener, supportedKinds []v1alpha2.
 	return routeKinds, conditions
 }
 
-func gatewayHTTPRouteToHTTPConf(ctx context.Context, ep string, listener v1alpha2.Listener, gateway *v1alpha2.Gateway, client Client, conf *dynamic.Configuration) []metav1.Condition {
+func gatewayHTTPRouteToHTTPConf(ctx context.Context, ep string, listener gatev1alpha2.Listener, gateway *gatev1alpha2.Gateway, client Client, conf *dynamic.Configuration) []metav1.Condition {
 	if listener.AllowedRoutes == nil {
 		// Should not happen due to validation.
 		return nil
@@ -664,7 +664,7 @@ func gatewayHTTPRouteToHTTPConf(ctx context.Context, ep string, listener v1alpha
 	if err != nil {
 		// update "ResolvedRefs" status true with "InvalidRoutesRef" reason
 		return []metav1.Condition{{
-			Type:               string(v1alpha2.ListenerConditionResolvedRefs),
+			Type:               string(gatev1alpha2.ListenerConditionResolvedRefs),
 			Status:             metav1.ConditionFalse,
 			LastTransitionTime: metav1.Now(),
 			Reason:             "InvalidRouteNamespacesSelector", // Should never happen as the selector is validated by kubernetes
@@ -676,10 +676,10 @@ func gatewayHTTPRouteToHTTPConf(ctx context.Context, ep string, listener v1alpha
 	if err != nil {
 		// update "ResolvedRefs" status true with "InvalidRoutesRef" reason
 		return []metav1.Condition{{
-			Type:               string(v1alpha2.ListenerConditionResolvedRefs),
+			Type:               string(gatev1alpha2.ListenerConditionResolvedRefs),
 			Status:             metav1.ConditionFalse,
 			LastTransitionTime: metav1.Now(),
-			Reason:             string(v1alpha2.ListenerReasonRefNotPermitted),
+			Reason:             string(gatev1alpha2.ListenerReasonRefNotPermitted),
 			Message:            fmt.Sprintf("Cannot fetch HTTPRoutes: %v", err),
 		}}
 	}
@@ -705,7 +705,7 @@ func gatewayHTTPRouteToHTTPConf(ctx context.Context, ep string, listener v1alpha
 		hostRule, err := hostRule(hostnames)
 		if err != nil {
 			conditions = append(conditions, metav1.Condition{
-				Type:               string(v1alpha2.ListenerConditionResolvedRefs),
+				Type:               string(gatev1alpha2.ListenerConditionResolvedRefs),
 				Status:             metav1.ConditionFalse,
 				LastTransitionTime: metav1.Now(),
 				Reason:             "InvalidRouteHostname", // TODO check the spec if a proper reason is introduced at some point
@@ -719,7 +719,7 @@ func gatewayHTTPRouteToHTTPConf(ctx context.Context, ep string, listener v1alpha
 			if err != nil {
 				// update "ResolvedRefs" status true with "DroppedRoutes" reason
 				conditions = append(conditions, metav1.Condition{
-					Type:               string(v1alpha2.ListenerConditionResolvedRefs),
+					Type:               string(gatev1alpha2.ListenerConditionResolvedRefs),
 					Status:             metav1.ConditionFalse,
 					LastTransitionTime: metav1.Now(),
 					Reason:             "UnsupportedPathOrHeaderType", // TODO check the spec if a proper reason is introduced at some point
@@ -732,7 +732,7 @@ func gatewayHTTPRouteToHTTPConf(ctx context.Context, ep string, listener v1alpha
 				EntryPoints: []string{ep},
 			}
 
-			if listener.Protocol == v1alpha2.HTTPSProtocolType && listener.TLS != nil {
+			if listener.Protocol == gatev1alpha2.HTTPSProtocolType && listener.TLS != nil {
 				// TODO support let's encrypt
 				router.TLS = &dynamic.RouterTLSConfig{}
 			}
@@ -743,7 +743,7 @@ func gatewayHTTPRouteToHTTPConf(ctx context.Context, ep string, listener v1alpha
 			if err != nil {
 				// update "ResolvedRefs" status true with "DroppedRoutes" reason
 				conditions = append(conditions, metav1.Condition{
-					Type:               string(v1alpha2.ListenerConditionResolvedRefs),
+					Type:               string(gatev1alpha2.ListenerConditionResolvedRefs),
 					Status:             metav1.ConditionFalse,
 					LastTransitionTime: metav1.Now(),
 					Reason:             "InvalidRouterKey", // Should never happen
@@ -766,7 +766,7 @@ func gatewayHTTPRouteToHTTPConf(ctx context.Context, ep string, listener v1alpha
 				if err != nil {
 					// update "ResolvedRefs" status true with "DroppedRoutes" reason
 					conditions = append(conditions, metav1.Condition{
-						Type:               string(v1alpha2.ListenerConditionResolvedRefs),
+						Type:               string(gatev1alpha2.ListenerConditionResolvedRefs),
 						Status:             metav1.ConditionFalse,
 						LastTransitionTime: metav1.Now(),
 						Reason:             "InvalidBackendRefs", // TODO check the spec if a proper reason is introduced at some point
@@ -795,7 +795,7 @@ func gatewayHTTPRouteToHTTPConf(ctx context.Context, ep string, listener v1alpha
 	return conditions
 }
 
-func gatewayTCPRouteToTCPConf(ctx context.Context, ep string, listener v1alpha2.Listener, gateway *v1alpha2.Gateway, client Client, conf *dynamic.Configuration) []metav1.Condition {
+func gatewayTCPRouteToTCPConf(ctx context.Context, ep string, listener gatev1alpha2.Listener, gateway *gatev1alpha2.Gateway, client Client, conf *dynamic.Configuration) []metav1.Condition {
 	if listener.AllowedRoutes == nil {
 		// Should not happen due to validation.
 		return nil
@@ -805,7 +805,7 @@ func gatewayTCPRouteToTCPConf(ctx context.Context, ep string, listener v1alpha2.
 	if err != nil {
 		// update "ResolvedRefs" status true with "InvalidRoutesRef" reason
 		return []metav1.Condition{{
-			Type:               string(v1alpha2.ListenerConditionResolvedRefs),
+			Type:               string(gatev1alpha2.ListenerConditionResolvedRefs),
 			Status:             metav1.ConditionFalse,
 			LastTransitionTime: metav1.Now(),
 			Reason:             "InvalidRouteNamespacesSelector", // TODO should never happen as the selector is validated by Kubernetes
@@ -817,10 +817,10 @@ func gatewayTCPRouteToTCPConf(ctx context.Context, ep string, listener v1alpha2.
 	if err != nil {
 		// update "ResolvedRefs" status true with "InvalidRoutesRef" reason
 		return []metav1.Condition{{
-			Type:               string(v1alpha2.ListenerConditionResolvedRefs),
+			Type:               string(gatev1alpha2.ListenerConditionResolvedRefs),
 			Status:             metav1.ConditionFalse,
 			LastTransitionTime: metav1.Now(),
-			Reason:             string(v1alpha2.ListenerReasonRefNotPermitted),
+			Reason:             string(gatev1alpha2.ListenerReasonRefNotPermitted),
 			Message:            fmt.Sprintf("Cannot fetch TCPRoutes: %v", err),
 		}}
 	}
@@ -841,10 +841,10 @@ func gatewayTCPRouteToTCPConf(ctx context.Context, ep string, listener v1alpha2.
 			EntryPoints: []string{ep},
 		}
 
-		if listener.Protocol == v1alpha2.TLSProtocolType && listener.TLS != nil {
+		if listener.Protocol == gatev1alpha2.TLSProtocolType && listener.TLS != nil {
 			// TODO support let's encrypt
 			router.TLS = &dynamic.RouterTCPTLSConfig{
-				Passthrough: listener.TLS.Mode != nil && *listener.TLS.Mode == v1alpha2.TLSModePassthrough,
+				Passthrough: listener.TLS.Mode != nil && *listener.TLS.Mode == gatev1alpha2.TLSModePassthrough,
 			}
 		}
 
@@ -854,7 +854,7 @@ func gatewayTCPRouteToTCPConf(ctx context.Context, ep string, listener v1alpha2.
 		if err != nil {
 			// update "ResolvedRefs" status true with "DroppedRoutes" reason
 			conditions = append(conditions, metav1.Condition{
-				Type:               string(v1alpha2.ListenerConditionResolvedRefs),
+				Type:               string(gatev1alpha2.ListenerConditionResolvedRefs),
 				Status:             metav1.ConditionFalse,
 				LastTransitionTime: metav1.Now(),
 				Reason:             "InvalidRouterKey", // Should never happen
@@ -879,7 +879,7 @@ func gatewayTCPRouteToTCPConf(ctx context.Context, ep string, listener v1alpha2.
 			if err != nil {
 				// update "ResolvedRefs" status true with "DroppedRoutes" reason
 				conditions = append(conditions, metav1.Condition{
-					Type:               string(v1alpha2.ListenerConditionResolvedRefs),
+					Type:               string(gatev1alpha2.ListenerConditionResolvedRefs),
 					Status:             metav1.ConditionFalse,
 					LastTransitionTime: metav1.Now(),
 					Reason:             "InvalidBackendRefs", // TODO check the spec if a proper reason is introduced at some point
@@ -925,7 +925,7 @@ func gatewayTCPRouteToTCPConf(ctx context.Context, ep string, listener v1alpha2.
 	return conditions
 }
 
-func gatewayTLSRouteToTCPConf(ctx context.Context, ep string, listener v1alpha2.Listener, gateway *v1alpha2.Gateway, client Client, conf *dynamic.Configuration) []metav1.Condition {
+func gatewayTLSRouteToTCPConf(ctx context.Context, ep string, listener gatev1alpha2.Listener, gateway *gatev1alpha2.Gateway, client Client, conf *dynamic.Configuration) []metav1.Condition {
 	if listener.AllowedRoutes == nil {
 		// Should not happen due to validation.
 		return nil
@@ -935,7 +935,7 @@ func gatewayTLSRouteToTCPConf(ctx context.Context, ep string, listener v1alpha2.
 	if err != nil {
 		// update "ResolvedRefs" status true with "InvalidRoutesRef" reason
 		return []metav1.Condition{{
-			Type:               string(v1alpha2.ListenerConditionResolvedRefs),
+			Type:               string(gatev1alpha2.ListenerConditionResolvedRefs),
 			Status:             metav1.ConditionFalse,
 			LastTransitionTime: metav1.Now(),
 			Reason:             "InvalidRouteNamespacesSelector", // TODO should never happen as the selector is validated by Kubernetes
@@ -947,10 +947,10 @@ func gatewayTLSRouteToTCPConf(ctx context.Context, ep string, listener v1alpha2.
 	if err != nil {
 		// update "ResolvedRefs" status true with "InvalidRoutesRef" reason
 		return []metav1.Condition{{
-			Type:               string(v1alpha2.ListenerConditionResolvedRefs),
+			Type:               string(gatev1alpha2.ListenerConditionResolvedRefs),
 			Status:             metav1.ConditionFalse,
 			LastTransitionTime: metav1.Now(),
-			Reason:             string(v1alpha2.ListenerReasonRefNotPermitted),
+			Reason:             string(gatev1alpha2.ListenerReasonRefNotPermitted),
 			Message:            fmt.Sprintf("Cannot fetch TLSRoutes: %v", err),
 		}}
 	}
@@ -977,7 +977,7 @@ func gatewayTLSRouteToTCPConf(ctx context.Context, ep string, listener v1alpha2.
 		if err != nil {
 			// update "ResolvedRefs" status true with "DroppedRoutes" reason
 			conditions = append(conditions, metav1.Condition{
-				Type:               string(v1alpha2.ListenerConditionResolvedRefs),
+				Type:               string(gatev1alpha2.ListenerConditionResolvedRefs),
 				Status:             metav1.ConditionFalse,
 				LastTransitionTime: metav1.Now(),
 				Reason:             "InvalidHostnames", // TODO check the spec if a proper reason is introduced at some point
@@ -991,7 +991,7 @@ func gatewayTLSRouteToTCPConf(ctx context.Context, ep string, listener v1alpha2.
 			Rule:        rule,
 			EntryPoints: []string{ep},
 			TLS: &dynamic.RouterTCPTLSConfig{
-				Passthrough: listener.TLS.Mode != nil && *listener.TLS.Mode == v1alpha2.TLSModePassthrough,
+				Passthrough: listener.TLS.Mode != nil && *listener.TLS.Mode == gatev1alpha2.TLSModePassthrough,
 			},
 		}
 
@@ -1001,7 +1001,7 @@ func gatewayTLSRouteToTCPConf(ctx context.Context, ep string, listener v1alpha2.
 		if err != nil {
 			// update "ResolvedRefs" status true with "DroppedRoutes" reason
 			conditions = append(conditions, metav1.Condition{
-				Type:               string(v1alpha2.ListenerConditionResolvedRefs),
+				Type:               string(gatev1alpha2.ListenerConditionResolvedRefs),
 				Status:             metav1.ConditionFalse,
 				LastTransitionTime: metav1.Now(),
 				Reason:             "InvalidRouterKey", // Should never happen
@@ -1026,7 +1026,7 @@ func gatewayTLSRouteToTCPConf(ctx context.Context, ep string, listener v1alpha2.
 			if err != nil {
 				// update "ResolvedRefs" status true with "DroppedRoutes" reason
 				conditions = append(conditions, metav1.Condition{
-					Type:               string(v1alpha2.ListenerConditionResolvedRefs),
+					Type:               string(gatev1alpha2.ListenerConditionResolvedRefs),
 					Status:             metav1.ConditionFalse,
 					LastTransitionTime: metav1.Now(),
 					Reason:             "InvalidBackendRefs", // TODO check the spec if a proper reason is introduced at some point
@@ -1074,18 +1074,18 @@ func gatewayTLSRouteToTCPConf(ctx context.Context, ep string, listener v1alpha2.
 
 // Because of Kubernetes validation we admit that the given Hostnames are valid.
 // https://github.com/kubernetes-sigs/gateway-api/blob/ff9883da4cad8554cd300394f725ab3a27502785/apis/v1alpha2/shared_types.go#L252
-func matchingHostnames(listener v1alpha2.Listener, hostnames []v1alpha2.Hostname) []v1alpha2.Hostname {
+func matchingHostnames(listener gatev1alpha2.Listener, hostnames []gatev1alpha2.Hostname) []gatev1alpha2.Hostname {
 	if listener.Hostname == nil || *listener.Hostname == "" {
 		return hostnames
 	}
 
 	if len(hostnames) == 0 {
-		return []v1alpha2.Hostname{*listener.Hostname}
+		return []gatev1alpha2.Hostname{*listener.Hostname}
 	}
 
 	listenerLabels := strings.Split(string(*listener.Hostname), ".")
 
-	var matches []v1alpha2.Hostname
+	var matches []gatev1alpha2.Hostname
 
 	for _, hostname := range hostnames {
 		if hostname == *listener.Hostname {
@@ -1116,9 +1116,9 @@ func matchingHostnames(listener v1alpha2.Listener, hostnames []v1alpha2.Hostname
 	return matches
 }
 
-func shouldAttach(gateway *v1alpha2.Gateway, listener v1alpha2.Listener, routeNamespace string, routeSpec v1alpha2.CommonRouteSpec) bool {
+func shouldAttach(gateway *gatev1alpha2.Gateway, listener gatev1alpha2.Listener, routeNamespace string, routeSpec gatev1alpha2.CommonRouteSpec) bool {
 	for _, parentRef := range routeSpec.ParentRefs {
-		if parentRef.Group == nil || *parentRef.Group != v1alpha2.GroupName {
+		if parentRef.Group == nil || *parentRef.Group != gatev1alpha2.GroupName {
 			continue
 		}
 
@@ -1143,19 +1143,19 @@ func shouldAttach(gateway *v1alpha2.Gateway, listener v1alpha2.Listener, routeNa
 	return false
 }
 
-func getRouteBindingSelectorNamespace(client Client, gatewayNamespace string, routeNamespaces *v1alpha2.RouteNamespaces) ([]string, error) {
+func getRouteBindingSelectorNamespace(client Client, gatewayNamespace string, routeNamespaces *gatev1alpha2.RouteNamespaces) ([]string, error) {
 	if routeNamespaces == nil || routeNamespaces.From == nil {
 		return []string{gatewayNamespace}, nil
 	}
 
 	switch *routeNamespaces.From {
-	case v1alpha2.NamespacesFromAll:
+	case gatev1alpha2.NamespacesFromAll:
 		return []string{metav1.NamespaceAll}, nil
 
-	case v1alpha2.NamespacesFromSame:
+	case gatev1alpha2.NamespacesFromSame:
 		return []string{gatewayNamespace}, nil
 
-	case v1alpha2.NamespacesFromSelector:
+	case gatev1alpha2.NamespacesFromSelector:
 		selector, err := metav1.LabelSelectorAsSelector(routeNamespaces.Selector)
 		if err != nil {
 			return nil, fmt.Errorf("malformed selector: %w", err)
@@ -1167,7 +1167,7 @@ func getRouteBindingSelectorNamespace(client Client, gatewayNamespace string, ro
 	return nil, fmt.Errorf("unsupported RouteSelectType: %q", *routeNamespaces.From)
 }
 
-func hostRule(hostnames []v1alpha2.Hostname) (string, error) {
+func hostRule(hostnames []gatev1alpha2.Hostname) (string, error) {
 	var hostNames []string
 	var hostRegexNames []string
 
@@ -1212,9 +1212,9 @@ func hostRule(hostnames []v1alpha2.Hostname) (string, error) {
 	return hostRegexp, nil
 }
 
-func hostSNIRule(hostnames []v1alpha2.Hostname) (string, error) {
+func hostSNIRule(hostnames []gatev1alpha2.Hostname) (string, error) {
 	var matchers []string
-	uniqHostnames := map[v1alpha2.Hostname]struct{}{}
+	uniqHostnames := map[gatev1alpha2.Hostname]struct{}{}
 
 	for _, hostname := range hostnames {
 		if len(hostname) == 0 {
@@ -1243,7 +1243,7 @@ func hostSNIRule(hostnames []v1alpha2.Hostname) (string, error) {
 	return "HostSNI(" + strings.Join(matchers, ",") + ")", nil
 }
 
-func extractRule(routeRule v1alpha2.HTTPRouteRule, hostRule string) (string, error) {
+func extractRule(routeRule gatev1alpha2.HTTPRouteRule, hostRule string) (string, error) {
 	var rule string
 	var matchesRules []string
 
@@ -1257,9 +1257,9 @@ func extractRule(routeRule v1alpha2.HTTPRouteRule, hostRule string) (string, err
 		if match.Path != nil && match.Path.Type != nil && match.Path.Value != nil {
 			// TODO handle other path types
 			switch *match.Path.Type {
-			case v1alpha2.PathMatchExact:
+			case gatev1alpha2.PathMatchExact:
 				matchRules = append(matchRules, fmt.Sprintf("Path(`%s`)", *match.Path.Value))
-			case v1alpha2.PathMatchPathPrefix:
+			case gatev1alpha2.PathMatchPathPrefix:
 				matchRules = append(matchRules, fmt.Sprintf("PathPrefix(`%s`)", *match.Path.Value))
 			default:
 				return "", fmt.Errorf("unsupported path match %s", *match.Path.Type)
@@ -1300,7 +1300,7 @@ func extractRule(routeRule v1alpha2.HTTPRouteRule, hostRule string) (string, err
 	return rule + "(" + strings.Join(matchesRules, " || ") + ")", nil
 }
 
-func extractHeaderRules(headers []v1alpha2.HTTPHeaderMatch) ([]string, error) {
+func extractHeaderRules(headers []gatev1alpha2.HTTPHeaderMatch) ([]string, error) {
 	var headerRules []string
 
 	// TODO handle other headers types
@@ -1311,7 +1311,7 @@ func extractHeaderRules(headers []v1alpha2.HTTPHeaderMatch) ([]string, error) {
 		}
 
 		switch *header.Type {
-		case v1alpha2.HeaderMatchExact:
+		case gatev1alpha2.HeaderMatchExact:
 			headerRules = append(headerRules, fmt.Sprintf("Headers(`%s`,`%s`)", header.Name, header.Value))
 		default:
 			return nil, fmt.Errorf("unsupported header match type %s", *header.Type)
@@ -1340,7 +1340,7 @@ func makeID(namespace, name string) string {
 	return namespace + "-" + name
 }
 
-func getTLS(k8sClient Client, secretName v1alpha2.ObjectName, namespace string) (*tls.CertAndStores, error) {
+func getTLS(k8sClient Client, secretName gatev1alpha2.ObjectName, namespace string) (*tls.CertAndStores, error) {
 	secret, exists, err := k8sClient.GetSecret(namespace, string(secretName))
 	if err != nil {
 		return nil, fmt.Errorf("failed to fetch secret %s/%s: %w", namespace, secretName, err)
@@ -1414,7 +1414,7 @@ func getCertificateBlocks(secret *corev1.Secret, namespace, secretName string) (
 }
 
 // loadServices is generating a WRR service, even when there is only one target.
-func loadServices(client Client, namespace string, backendRefs []v1alpha2.HTTPBackendRef) (*dynamic.Service, map[string]*dynamic.Service, error) {
+func loadServices(client Client, namespace string, backendRefs []gatev1alpha2.HTTPBackendRef) (*dynamic.Service, map[string]*dynamic.Service, error) {
 	services := map[string]*dynamic.Service{}
 
 	wrrSvc := &dynamic.Service{
@@ -1538,7 +1538,7 @@ func loadServices(client Client, namespace string, backendRefs []v1alpha2.HTTPBa
 }
 
 // loadTCPServices is generating a WRR service, even when there is only one target.
-func loadTCPServices(client Client, namespace string, backendRefs []v1alpha2.BackendRef) (*dynamic.TCPService, map[string]*dynamic.TCPService, error) {
+func loadTCPServices(client Client, namespace string, backendRefs []gatev1alpha2.BackendRef) (*dynamic.TCPService, map[string]*dynamic.TCPService, error) {
 	services := map[string]*dynamic.TCPService{}
 
 	wrrSvc := &dynamic.TCPService{
@@ -1695,7 +1695,7 @@ func throttleEvents(ctx context.Context, throttleDuration time.Duration, pool *s
 	return eventsChanBuffered
 }
 
-func isTraefikService(ref v1alpha2.BackendRef) bool {
+func isTraefikService(ref gatev1alpha2.BackendRef) bool {
 	if ref.Kind == nil || ref.Group == nil {
 		return false
 	}
@@ -1703,13 +1703,13 @@ func isTraefikService(ref v1alpha2.BackendRef) bool {
 	return (*ref.Group == containousv1alpha1.GroupName || *ref.Group == traefikv1alpha1.GroupName) && *ref.Kind == kindTraefikService
 }
 
-func isInternalService(ref v1alpha2.BackendRef) bool {
+func isInternalService(ref gatev1alpha2.BackendRef) bool {
 	return isTraefikService(ref) && strings.HasSuffix(string(ref.Name), "@internal")
 }
 
 // makeListenerKey joins protocol, hostname, and port of a listener into a string key.
-func makeListenerKey(l v1alpha2.Listener) string {
-	var hostname v1alpha2.Hostname
+func makeListenerKey(l gatev1alpha2.Listener) string {
+	var hostname gatev1alpha2.Hostname
 	if l.Hostname != nil {
 		hostname = *l.Hostname
 	}

pkg/provider/kubernetes/ingress/builder_ingress_test.go

@@ -1,9 +1,9 @@
 package ingress
 
-import networkingv1 "k8s.io/api/networking/v1"
+import netv1 "k8s.io/api/networking/v1"
 
-func buildIngress(opts ...func(*networkingv1.Ingress)) *networkingv1.Ingress {
-	i := &networkingv1.Ingress{}
+func buildIngress(opts ...func(*netv1.Ingress)) *netv1.Ingress {
+	i := &netv1.Ingress{}
 	i.Kind = "Ingress"
 	for _, opt := range opts {
 		opt(i)
@@ -11,15 +11,15 @@ func buildIngress(opts ...func(*networkingv1.Ingress)) *networkingv1.Ingress {
 	return i
 }
 
-func iNamespace(value string) func(*networkingv1.Ingress) {
-	return func(i *networkingv1.Ingress) {
+func iNamespace(value string) func(*netv1.Ingress) {
+	return func(i *netv1.Ingress) {
 		i.Namespace = value
 	}
 }
 
-func iRules(opts ...func(*networkingv1.IngressSpec)) func(*networkingv1.Ingress) {
-	return func(i *networkingv1.Ingress) {
-		s := &networkingv1.IngressSpec{}
+func iRules(opts ...func(*netv1.IngressSpec)) func(*netv1.Ingress) {
+	return func(i *netv1.Ingress) {
+		s := &netv1.IngressSpec{}
 		for _, opt := range opts {
 			opt(s)
 		}
@@ -27,9 +27,9 @@ func iRules(opts ...func(*networkingv1.IngressSpec)) func(*networkingv1.Ingress)
 	}
 }
 
-func iRule(opts ...func(*networkingv1.IngressRule)) func(*networkingv1.IngressSpec) {
-	return func(spec *networkingv1.IngressSpec) {
-		r := &networkingv1.IngressRule{}
+func iRule(opts ...func(*netv1.IngressRule)) func(*netv1.IngressSpec) {
+	return func(spec *netv1.IngressSpec) {
+		r := &netv1.IngressRule{}
 		for _, opt := range opts {
 			opt(r)
 		}
@@ -37,24 +37,24 @@ func iRule(opts ...func(*networkingv1.IngressRule)) func(*networkingv1.IngressSp
 	}
 }
 
-func iHost(name string) func(*networkingv1.IngressRule) {
-	return func(rule *networkingv1.IngressRule) {
+func iHost(name string) func(*netv1.IngressRule) {
+	return func(rule *netv1.IngressRule) {
 		rule.Host = name
 	}
 }
 
-func iTLSes(opts ...func(*networkingv1.IngressTLS)) func(*networkingv1.Ingress) {
-	return func(i *networkingv1.Ingress) {
+func iTLSes(opts ...func(*netv1.IngressTLS)) func(*netv1.Ingress) {
+	return func(i *netv1.Ingress) {
 		for _, opt := range opts {
-			iTLS := networkingv1.IngressTLS{}
+			iTLS := netv1.IngressTLS{}
 			opt(&iTLS)
 			i.Spec.TLS = append(i.Spec.TLS, iTLS)
 		}
 	}
 }
 
-func iTLS(secret string, hosts ...string) func(*networkingv1.IngressTLS) {
-	return func(i *networkingv1.IngressTLS) {
+func iTLS(secret string, hosts ...string) func(*netv1.IngressTLS) {
+	return func(i *netv1.IngressTLS) {
 		i.SecretName = secret
 		i.Hosts = hosts
 	}

pkg/provider/kubernetes/ingress/client.go

@@ -14,14 +14,14 @@ import (
 	"github.com/traefik/traefik/v2/pkg/provider/kubernetes/k8s"
 	traefikversion "github.com/traefik/traefik/v2/pkg/version"
 	corev1 "k8s.io/api/core/v1"
-	networkingv1 "k8s.io/api/networking/v1"
-	networkingv1beta1 "k8s.io/api/networking/v1beta1"
-	kubeerror "k8s.io/apimachinery/pkg/api/errors"
+	netv1 "k8s.io/api/networking/v1"
+	netv1beta1 "k8s.io/api/networking/v1beta1"
+	kerror "k8s.io/apimachinery/pkg/api/errors"
 	metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
 	"k8s.io/apimachinery/pkg/labels"
 	"k8s.io/apimachinery/pkg/util/intstr"
-	"k8s.io/client-go/informers"
-	"k8s.io/client-go/kubernetes"
+	kinformers "k8s.io/client-go/informers"
+	kclientset "k8s.io/client-go/kubernetes"
 	"k8s.io/client-go/rest"
 	"k8s.io/client-go/tools/clientcmd"
 )
@@ -36,21 +36,21 @@ const (
 // The stores can then be accessed via the Get* functions.
 type Client interface {
 	WatchAll(namespaces []string, stopCh <-chan struct{}) (<-chan interface{}, error)
-	GetIngresses() []*networkingv1.Ingress
-	GetIngressClasses() ([]*networkingv1.IngressClass, error)
+	GetIngresses() []*netv1.Ingress
+	GetIngressClasses() ([]*netv1.IngressClass, error)
 	GetService(namespace, name string) (*corev1.Service, bool, error)
 	GetSecret(namespace, name string) (*corev1.Secret, bool, error)
 	GetEndpoints(namespace, name string) (*corev1.Endpoints, bool, error)
-	UpdateIngressStatus(ing *networkingv1.Ingress, ingStatus []networkingv1.IngressLoadBalancerIngress) error
+	UpdateIngressStatus(ing *netv1.Ingress, ingStatus []netv1.IngressLoadBalancerIngress) error
 	GetServerVersion() *version.Version
 }
 
 type clientWrapper struct {
-	clientset            kubernetes.Interface
-	factoriesKube        map[string]informers.SharedInformerFactory
-	factoriesSecret      map[string]informers.SharedInformerFactory
-	factoriesIngress     map[string]informers.SharedInformerFactory
-	clusterFactory       informers.SharedInformerFactory
+	clientset            kclientset.Interface
+	factoriesKube        map[string]kinformers.SharedInformerFactory
+	factoriesSecret      map[string]kinformers.SharedInformerFactory
+	factoriesIngress     map[string]kinformers.SharedInformerFactory
+	clusterFactory       kinformers.SharedInformerFactory
 	ingressLabelSelector string
 	isNamespaceAll       bool
 	watchedNamespaces    []string
@@ -113,7 +113,7 @@ func createClientFromConfig(c *rest.Config) (*clientWrapper, error) {
 		runtime.GOARCH,
 	)
 
-	clientset, err := kubernetes.NewForConfig(c)
+	clientset, err := kclientset.NewForConfig(c)
 	if err != nil {
 		return nil, err
 	}
@@ -121,12 +121,12 @@ func createClientFromConfig(c *rest.Config) (*clientWrapper, error) {
 	return newClientImpl(clientset), nil
 }
 
-func newClientImpl(clientset kubernetes.Interface) *clientWrapper {
+func newClientImpl(clientset kclientset.Interface) *clientWrapper {
 	return &clientWrapper{
 		clientset:        clientset,
-		factoriesSecret:  make(map[string]informers.SharedInformerFactory),
-		factoriesIngress: make(map[string]informers.SharedInformerFactory),
-		factoriesKube:    make(map[string]informers.SharedInformerFactory),
+		factoriesSecret:  make(map[string]kinformers.SharedInformerFactory),
+		factoriesIngress: make(map[string]kinformers.SharedInformerFactory),
+		factoriesKube:    make(map[string]kinformers.SharedInformerFactory),
 	}
 }
 
@@ -164,7 +164,7 @@ func (c *clientWrapper) WatchAll(namespaces []string, stopCh <-chan struct{}) (<
 	}
 
 	for _, ns := range namespaces {
-		factoryIngress := informers.NewSharedInformerFactoryWithOptions(c.clientset, resyncPeriod, informers.WithNamespace(ns), informers.WithTweakListOptions(matchesLabelSelector))
+		factoryIngress := kinformers.NewSharedInformerFactoryWithOptions(c.clientset, resyncPeriod, kinformers.WithNamespace(ns), kinformers.WithTweakListOptions(matchesLabelSelector))
 
 		if supportsNetworkingV1Ingress(serverVersion) {
 			_, err = factoryIngress.Networking().V1().Ingresses().Informer().AddEventHandler(eventHandler)
@@ -180,7 +180,7 @@ func (c *clientWrapper) WatchAll(namespaces []string, stopCh <-chan struct{}) (<
 
 		c.factoriesIngress[ns] = factoryIngress
 
-		factoryKube := informers.NewSharedInformerFactoryWithOptions(c.clientset, resyncPeriod, informers.WithNamespace(ns))
+		factoryKube := kinformers.NewSharedInformerFactoryWithOptions(c.clientset, resyncPeriod, kinformers.WithNamespace(ns))
 		_, err = factoryKube.Core().V1().Services().Informer().AddEventHandler(eventHandler)
 		if err != nil {
 			return nil, err
@@ -191,7 +191,7 @@ func (c *clientWrapper) WatchAll(namespaces []string, stopCh <-chan struct{}) (<
 		}
 		c.factoriesKube[ns] = factoryKube
 
-		factorySecret := informers.NewSharedInformerFactoryWithOptions(c.clientset, resyncPeriod, informers.WithNamespace(ns), informers.WithTweakListOptions(notOwnedByHelm))
+		factorySecret := kinformers.NewSharedInformerFactoryWithOptions(c.clientset, resyncPeriod, kinformers.WithNamespace(ns), kinformers.WithTweakListOptions(notOwnedByHelm))
 		_, err = factorySecret.Core().V1().Secrets().Informer().AddEventHandler(eventHandler)
 		if err != nil {
 			return nil, err
@@ -226,7 +226,7 @@ func (c *clientWrapper) WatchAll(namespaces []string, stopCh <-chan struct{}) (<
 	}
 
 	if supportsIngressClass(serverVersion) {
-		c.clusterFactory = informers.NewSharedInformerFactoryWithOptions(c.clientset, resyncPeriod)
+		c.clusterFactory = kinformers.NewSharedInformerFactoryWithOptions(c.clientset, resyncPeriod)
 
 		if supportsNetworkingV1Ingress(serverVersion) {
 			_, err = c.clusterFactory.Networking().V1().IngressClasses().Informer().AddEventHandler(eventHandler)
@@ -253,8 +253,8 @@ func (c *clientWrapper) WatchAll(namespaces []string, stopCh <-chan struct{}) (<
 }
 
 // GetIngresses returns all Ingresses for observed namespaces in the cluster.
-func (c *clientWrapper) GetIngresses() []*networkingv1.Ingress {
-	var results []*networkingv1.Ingress
+func (c *clientWrapper) GetIngresses() []*netv1.Ingress {
+	var results []*netv1.Ingress
 
 	isNetworkingV1Supported := supportsNetworkingV1Ingress(c.serverVersion)
 
@@ -279,7 +279,7 @@ func (c *clientWrapper) GetIngresses() []*networkingv1.Ingress {
 		}
 
 		for _, ing := range list {
-			n, err := convert[networkingv1.Ingress](ing)
+			n, err := convert[netv1.Ingress](ing)
 			if err != nil {
 				log.WithoutContext().Errorf("Failed to convert ingress %s from networking/v1beta1 to networking/v1: %v", ns, err)
 				continue
@@ -293,9 +293,9 @@ func (c *clientWrapper) GetIngresses() []*networkingv1.Ingress {
 	return results
 }
 
-func addServiceFromV1Beta1(ing *networkingv1.Ingress, old networkingv1beta1.Ingress) {
+func addServiceFromV1Beta1(ing *netv1.Ingress, old netv1beta1.Ingress) {
 	if old.Spec.Backend != nil {
-		port := networkingv1.ServiceBackendPort{}
+		port := netv1.ServiceBackendPort{}
 		if old.Spec.Backend.ServicePort.Type == intstr.Int {
 			port.Number = old.Spec.Backend.ServicePort.IntVal
 		} else {
@@ -303,8 +303,8 @@ func addServiceFromV1Beta1(ing *networkingv1.Ingress, old networkingv1beta1.Ingr
 		}
 
 		if old.Spec.Backend.ServiceName != "" {
-			ing.Spec.DefaultBackend = &networkingv1.IngressBackend{
-				Service: &networkingv1.IngressServiceBackend{
+			ing.Spec.DefaultBackend = &netv1.IngressBackend{
+				Service: &netv1.IngressServiceBackend{
 					Name: old.Spec.Backend.ServiceName,
 					Port: port,
 				},
@@ -320,14 +320,14 @@ func addServiceFromV1Beta1(ing *networkingv1.Ingress, old networkingv1beta1.Ingr
 			if path.Backend.Service == nil {
 				oldBackend := old.Spec.Rules[rc].HTTP.Paths[pc].Backend
 
-				port := networkingv1.ServiceBackendPort{}
+				port := netv1.ServiceBackendPort{}
 				if oldBackend.ServicePort.Type == intstr.Int {
 					port.Number = oldBackend.ServicePort.IntVal
 				} else {
 					port.Name = oldBackend.ServicePort.StrVal
 				}
 
-				svc := networkingv1.IngressServiceBackend{
+				svc := netv1.IngressServiceBackend{
 					Name: oldBackend.ServiceName,
 					Port: port,
 				}
@@ -339,7 +339,7 @@ func addServiceFromV1Beta1(ing *networkingv1.Ingress, old networkingv1beta1.Ingr
 }
 
 // UpdateIngressStatus updates an Ingress with a provided status.
-func (c *clientWrapper) UpdateIngressStatus(src *networkingv1.Ingress, ingStatus []networkingv1.IngressLoadBalancerIngress) error {
+func (c *clientWrapper) UpdateIngressStatus(src *netv1.Ingress, ingStatus []netv1.IngressLoadBalancerIngress) error {
 	if !c.isWatchedNamespace(src.Namespace) {
 		return fmt.Errorf("failed to get ingress %s/%s: namespace is not within watched namespaces", src.Namespace, src.Name)
 	}
@@ -361,7 +361,7 @@ func (c *clientWrapper) UpdateIngressStatus(src *networkingv1.Ingress, ingStatus
 	}
 
 	ingCopy := ing.DeepCopy()
-	ingCopy.Status = networkingv1.IngressStatus{LoadBalancer: networkingv1.IngressLoadBalancerStatus{Ingress: ingStatus}}
+	ingCopy.Status = netv1.IngressStatus{LoadBalancer: netv1.IngressLoadBalancerStatus{Ingress: ingStatus}}
 
 	ctx, cancel := context.WithTimeout(context.Background(), defaultTimeout)
 	defer cancel()
@@ -375,7 +375,7 @@ func (c *clientWrapper) UpdateIngressStatus(src *networkingv1.Ingress, ingStatus
 	return nil
 }
 
-func (c *clientWrapper) updateIngressStatusOld(src *networkingv1.Ingress, ingStatus []networkingv1.IngressLoadBalancerIngress) error {
+func (c *clientWrapper) updateIngressStatusOld(src *netv1.Ingress, ingStatus []netv1.IngressLoadBalancerIngress) error {
 	ing, err := c.factoriesIngress[c.lookupNamespace(src.Namespace)].Networking().V1beta1().Ingresses().Lister().Ingresses(src.Namespace).Get(src.Name)
 	if err != nil {
 		return fmt.Errorf("failed to get ingress %s/%s: %w", src.Namespace, src.Name, err)
@@ -383,7 +383,7 @@ func (c *clientWrapper) updateIngressStatusOld(src *networkingv1.Ingress, ingSta
 
 	logger := log.WithoutContext().WithField("namespace", ing.Namespace).WithField("ingress", ing.Name)
 
-	ingresses, err := convertSlice[networkingv1.IngressLoadBalancerIngress](ing.Status.LoadBalancer.Ingress)
+	ingresses, err := convertSlice[netv1.IngressLoadBalancerIngress](ing.Status.LoadBalancer.Ingress)
 	if err != nil {
 		return err
 	}
@@ -393,13 +393,13 @@ func (c *clientWrapper) updateIngressStatusOld(src *networkingv1.Ingress, ingSta
 		return nil
 	}
 
-	ingressesBeta1, err := convertSlice[networkingv1beta1.IngressLoadBalancerIngress](ingStatus)
+	ingressesBeta1, err := convertSlice[netv1beta1.IngressLoadBalancerIngress](ingStatus)
 	if err != nil {
 		return err
 	}
 
 	ingCopy := ing.DeepCopy()
-	ingCopy.Status = networkingv1beta1.IngressStatus{LoadBalancer: networkingv1beta1.IngressLoadBalancerStatus{Ingress: ingressesBeta1}}
+	ingCopy.Status = netv1beta1.IngressStatus{LoadBalancer: netv1beta1.IngressLoadBalancerStatus{Ingress: ingressesBeta1}}
 
 	ctx, cancel := context.WithTimeout(context.Background(), defaultTimeout)
 	defer cancel()
@@ -413,7 +413,7 @@ func (c *clientWrapper) updateIngressStatusOld(src *networkingv1.Ingress, ingSta
 }
 
 // isLoadBalancerIngressEquals returns true if the given slices are equal, false otherwise.
-func isLoadBalancerIngressEquals(aSlice, bSlice []networkingv1.IngressLoadBalancerIngress) bool {
+func isLoadBalancerIngressEquals(aSlice, bSlice []netv1.IngressLoadBalancerIngress) bool {
 	if len(aSlice) != len(bSlice) {
 		return false
 	}
@@ -465,12 +465,12 @@ func (c *clientWrapper) GetSecret(namespace, name string) (*corev1.Secret, bool,
 	return secret, exist, err
 }
 
-func (c *clientWrapper) GetIngressClasses() ([]*networkingv1.IngressClass, error) {
+func (c *clientWrapper) GetIngressClasses() ([]*netv1.IngressClass, error) {
 	if c.clusterFactory == nil {
 		return nil, errors.New("cluster factory not loaded")
 	}
 
-	var ics []*networkingv1.IngressClass
+	var ics []*netv1.IngressClass
 	if !supportsNetworkingV1Ingress(c.serverVersion) {
 		ingressClasses, err := c.clusterFactory.Networking().V1beta1().IngressClasses().Lister().List(labels.Everything())
 		if err != nil {
@@ -479,7 +479,7 @@ func (c *clientWrapper) GetIngressClasses() ([]*networkingv1.IngressClass, error
 
 		for _, ic := range ingressClasses {
 			if ic.Spec.Controller == traefikDefaultIngressClassController {
-				icN, err := convert[networkingv1.IngressClass](ic)
+				icN, err := convert[netv1.IngressClass](ic)
 				if err != nil {
 					log.WithoutContext().Errorf("Failed to convert ingress class %s from networking/v1beta1 to networking/v1: %v", ic.Name, err)
 					continue
@@ -526,7 +526,7 @@ func (c *clientWrapper) GetServerVersion() *version.Version {
 // translateNotFoundError will translate a "not found" error to a boolean return
 // value which indicates if the resource exists and a nil error.
 func translateNotFoundError(err error) (bool, error) {
-	if kubeerror.IsNotFound(err) {
+	if kerror.IsNotFound(err) {
 		return false, nil
 	}
 	return err == nil, err
@@ -555,8 +555,8 @@ func supportsIngressClass(serverVersion *version.Version) bool {
 }
 
 // filterIngressClassByName return a slice containing ingressclasses with the correct name.
-func filterIngressClassByName(ingressClassName string, ics []*networkingv1.IngressClass) []*networkingv1.IngressClass {
-	var ingressClasses []*networkingv1.IngressClass
+func filterIngressClassByName(ingressClassName string, ics []*netv1.IngressClass) []*netv1.IngressClass {
+	var ingressClasses []*netv1.IngressClass
 
 	for _, ic := range ics {
 		if ic.Name == ingressClassName {

pkg/provider/kubernetes/ingress/client_mock_test.go

@@ -7,18 +7,18 @@ import (
 	"github.com/hashicorp/go-version"
 	"github.com/traefik/traefik/v2/pkg/provider/kubernetes/k8s"
 	corev1 "k8s.io/api/core/v1"
-	networkingv1 "k8s.io/api/networking/v1"
-	networkingv1beta1 "k8s.io/api/networking/v1beta1"
+	netv1 "k8s.io/api/networking/v1"
+	netv1beta1 "k8s.io/api/networking/v1beta1"
 )
 
 var _ Client = (*clientMock)(nil)
 
 type clientMock struct {
-	ingresses      []*networkingv1.Ingress
+	ingresses      []*netv1.Ingress
 	services       []*corev1.Service
 	secrets        []*corev1.Secret
 	endpoints      []*corev1.Endpoints
-	ingressClasses []*networkingv1.IngressClass
+	ingressClasses []*netv1.IngressClass
 
 	serverVersion *version.Version
 
@@ -50,22 +50,22 @@ func newClientMock(serverVersion string, paths ...string) clientMock {
 				c.secrets = append(c.secrets, o)
 			case *corev1.Endpoints:
 				c.endpoints = append(c.endpoints, o)
-			case *networkingv1beta1.Ingress:
-				ing, err := convert[networkingv1.Ingress](o)
+			case *netv1beta1.Ingress:
+				ing, err := convert[netv1.Ingress](o)
 				if err != nil {
 					panic(err)
 				}
 				addServiceFromV1Beta1(ing, *o)
 				c.ingresses = append(c.ingresses, ing)
-			case *networkingv1.Ingress:
+			case *netv1.Ingress:
 				c.ingresses = append(c.ingresses, o)
-			case *networkingv1beta1.IngressClass:
-				ic, err := convert[networkingv1.IngressClass](o)
+			case *netv1beta1.IngressClass:
+				ic, err := convert[netv1.IngressClass](o)
 				if err != nil {
 					panic(err)
 				}
 				c.ingressClasses = append(c.ingressClasses, ic)
-			case *networkingv1.IngressClass:
+			case *netv1.IngressClass:
 				c.ingressClasses = append(c.ingressClasses, o)
 			default:
 				panic(fmt.Sprintf("Unknown runtime object %+v %T", o, o))
@@ -76,7 +76,7 @@ func newClientMock(serverVersion string, paths ...string) clientMock {
 	return c
 }
 
-func (c clientMock) GetIngresses() []*networkingv1.Ingress {
+func (c clientMock) GetIngresses() []*netv1.Ingress {
 	return c.ingresses
 }
 
@@ -124,7 +124,7 @@ func (c clientMock) GetSecret(namespace, name string) (*corev1.Secret, bool, err
 	return nil, false, nil
 }
 
-func (c clientMock) GetIngressClasses() ([]*networkingv1.IngressClass, error) {
+func (c clientMock) GetIngressClasses() ([]*netv1.IngressClass, error) {
 	return c.ingressClasses, nil
 }
 
@@ -132,6 +132,6 @@ func (c clientMock) WatchAll(namespaces []string, stopCh <-chan struct{}) (<-cha
 	return c.watchChan, nil
 }
 
-func (c clientMock) UpdateIngressStatus(_ *networkingv1.Ingress, _ []networkingv1.IngressLoadBalancerIngress) error {
+func (c clientMock) UpdateIngressStatus(_ *netv1.Ingress, _ []netv1.IngressLoadBalancerIngress) error {
 	return c.apiIngressStatusError
 }

pkg/provider/kubernetes/ingress/client_test.go

@@ -9,13 +9,13 @@ import (
 	"github.com/stretchr/testify/assert"
 	"github.com/stretchr/testify/require"
 	corev1 "k8s.io/api/core/v1"
-	networkingv1 "k8s.io/api/networking/v1"
-	"k8s.io/api/networking/v1beta1"
-	kubeerror "k8s.io/apimachinery/pkg/api/errors"
+	netv1 "k8s.io/api/networking/v1"
+	netv1beta1 "k8s.io/api/networking/v1beta1"
+	kerror "k8s.io/apimachinery/pkg/api/errors"
 	metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
-	"k8s.io/apimachinery/pkg/runtime/schema"
-	"k8s.io/apimachinery/pkg/version"
-	fakediscovery "k8s.io/client-go/discovery/fake"
+	kschema "k8s.io/apimachinery/pkg/runtime/schema"
+	kversion "k8s.io/apimachinery/pkg/version"
+	discoveryfake "k8s.io/client-go/discovery/fake"
 	kubefake "k8s.io/client-go/kubernetes/fake"
 )
 
@@ -28,7 +28,7 @@ func TestTranslateNotFoundError(t *testing.T) {
 	}{
 		{
 			desc:           "kubernetes not found error",
-			err:            kubeerror.NewNotFound(schema.GroupResource{}, "foo"),
+			err:            kerror.NewNotFound(kschema.GroupResource{}, "foo"),
 			expectedExists: false,
 			expectedError:  nil,
 		},
@@ -61,8 +61,8 @@ func TestTranslateNotFoundError(t *testing.T) {
 func TestIsLoadBalancerIngressEquals(t *testing.T) {
 	testCases := []struct {
 		desc          string
-		aSlice        []networkingv1.IngressLoadBalancerIngress
-		bSlice        []networkingv1.IngressLoadBalancerIngress
+		aSlice        []netv1.IngressLoadBalancerIngress
+		bSlice        []netv1.IngressLoadBalancerIngress
 		expectedEqual bool
 	}{
 		{
@@ -71,28 +71,28 @@ func TestIsLoadBalancerIngressEquals(t *testing.T) {
 		},
 		{
 			desc: "not the same length",
-			bSlice: []networkingv1.IngressLoadBalancerIngress{
+			bSlice: []netv1.IngressLoadBalancerIngress{
 				{IP: "192.168.1.1", Hostname: "traefik"},
 			},
 			expectedEqual: false,
 		},
 		{
 			desc: "same ordered content",
-			aSlice: []networkingv1.IngressLoadBalancerIngress{
+			aSlice: []netv1.IngressLoadBalancerIngress{
 				{IP: "192.168.1.1", Hostname: "traefik"},
 			},
-			bSlice: []networkingv1.IngressLoadBalancerIngress{
+			bSlice: []netv1.IngressLoadBalancerIngress{
 				{IP: "192.168.1.1", Hostname: "traefik"},
 			},
 			expectedEqual: true,
 		},
 		{
 			desc: "same unordered content",
-			aSlice: []networkingv1.IngressLoadBalancerIngress{
+			aSlice: []netv1.IngressLoadBalancerIngress{
 				{IP: "192.168.1.1", Hostname: "traefik"},
 				{IP: "192.168.1.2", Hostname: "traefik2"},
 			},
-			bSlice: []networkingv1.IngressLoadBalancerIngress{
+			bSlice: []netv1.IngressLoadBalancerIngress{
 				{IP: "192.168.1.2", Hostname: "traefik2"},
 				{IP: "192.168.1.1", Hostname: "traefik"},
 			},
@@ -100,11 +100,11 @@ func TestIsLoadBalancerIngressEquals(t *testing.T) {
 		},
 		{
 			desc: "different ordered content",
-			aSlice: []networkingv1.IngressLoadBalancerIngress{
+			aSlice: []netv1.IngressLoadBalancerIngress{
 				{IP: "192.168.1.1", Hostname: "traefik"},
 				{IP: "192.168.1.2", Hostname: "traefik2"},
 			},
-			bSlice: []networkingv1.IngressLoadBalancerIngress{
+			bSlice: []netv1.IngressLoadBalancerIngress{
 				{IP: "192.168.1.1", Hostname: "traefik"},
 				{IP: "192.168.1.2", Hostname: "traefik"},
 			},
@@ -112,11 +112,11 @@ func TestIsLoadBalancerIngressEquals(t *testing.T) {
 		},
 		{
 			desc: "different unordered content",
-			aSlice: []networkingv1.IngressLoadBalancerIngress{
+			aSlice: []netv1.IngressLoadBalancerIngress{
 				{IP: "192.168.1.1", Hostname: "traefik"},
 				{IP: "192.168.1.2", Hostname: "traefik2"},
 			},
-			bSlice: []networkingv1.IngressLoadBalancerIngress{
+			bSlice: []netv1.IngressLoadBalancerIngress{
 				{IP: "192.168.1.2", Hostname: "traefik3"},
 				{IP: "192.168.1.1", Hostname: "traefik"},
 			},
@@ -154,8 +154,8 @@ func TestClientIgnoresHelmOwnedSecrets(t *testing.T) {
 
 	kubeClient := kubefake.NewSimpleClientset(helmSecret, secret)
 
-	discovery, _ := kubeClient.Discovery().(*fakediscovery.FakeDiscovery)
-	discovery.FakedServerVersion = &version.Info{
+	discovery, _ := kubeClient.Discovery().(*discoveryfake.FakeDiscovery)
+	discovery.FakedServerVersion = &kversion.Info{
 		GitVersion: "v1.19",
 	}
 
@@ -223,8 +223,8 @@ func TestClientIgnoresEmptyEndpointUpdates(t *testing.T) {
 
 	kubeClient := kubefake.NewSimpleClientset(emptyEndpoint, filledEndpoint)
 
-	discovery, _ := kubeClient.Discovery().(*fakediscovery.FakeDiscovery)
-	discovery.FakedServerVersion = &version.Info{
+	discovery, _ := kubeClient.Discovery().(*discoveryfake.FakeDiscovery)
+	discovery.FakedServerVersion = &kversion.Info{
 		GitVersion: "v1.19",
 	}
 
@@ -291,14 +291,14 @@ func TestClientIgnoresEmptyEndpointUpdates(t *testing.T) {
 }
 
 func TestClientUsesCorrectServerVersion(t *testing.T) {
-	ingressV1Beta := &v1beta1.Ingress{
+	ingressV1Beta := &netv1beta1.Ingress{
 		ObjectMeta: metav1.ObjectMeta{
 			Namespace: "default",
 			Name:      "ingress-v1beta",
 		},
 	}
 
-	ingressV1 := &networkingv1.Ingress{
+	ingressV1 := &netv1.Ingress{
 		ObjectMeta: metav1.ObjectMeta{
 			Namespace: "default",
 			Name:      "ingress-v1",
@@ -307,8 +307,8 @@ func TestClientUsesCorrectServerVersion(t *testing.T) {
 
 	kubeClient := kubefake.NewSimpleClientset(ingressV1Beta, ingressV1)
 
-	discovery, _ := kubeClient.Discovery().(*fakediscovery.FakeDiscovery)
-	discovery.FakedServerVersion = &version.Info{
+	discovery, _ := kubeClient.Discovery().(*discoveryfake.FakeDiscovery)
+	discovery.FakedServerVersion = &kversion.Info{
 		GitVersion: "v1.18.12+foobar",
 	}
 
@@ -321,7 +321,7 @@ func TestClientUsesCorrectServerVersion(t *testing.T) {
 
 	select {
 	case event := <-eventCh:
-		ingress, ok := event.(*v1beta1.Ingress)
+		ingress, ok := event.(*netv1beta1.Ingress)
 		require.True(t, ok)
 
 		assert.Equal(t, "ingress-v1beta", ingress.Name)
@@ -335,7 +335,7 @@ func TestClientUsesCorrectServerVersion(t *testing.T) {
 	case <-time.After(50 * time.Millisecond):
 	}
 
-	discovery.FakedServerVersion = &version.Info{
+	discovery.FakedServerVersion = &kversion.Info{
 		GitVersion: "v1.19",
 	}
 
@@ -344,7 +344,7 @@ func TestClientUsesCorrectServerVersion(t *testing.T) {
 
 	select {
 	case event := <-eventCh:
-		ingress, ok := event.(*networkingv1.Ingress)
+		ingress, ok := event.(*netv1.Ingress)
 		require.True(t, ok)
 
 		assert.Equal(t, "ingress-v1", ingress.Name)

pkg/provider/kubernetes/ingress/convert.go

@@ -4,8 +4,8 @@ import (
 	"errors"
 
 	corev1 "k8s.io/api/core/v1"
-	networkingv1 "k8s.io/api/networking/v1"
-	networkingv1beta1 "k8s.io/api/networking/v1beta1"
+	netv1 "k8s.io/api/networking/v1"
+	netv1beta1 "k8s.io/api/networking/v1beta1"
 )
 
 type marshaler interface {
@@ -17,7 +17,7 @@ type unmarshaler interface {
 }
 
 type LoadBalancerIngress interface {
-	corev1.LoadBalancerIngress | networkingv1beta1.IngressLoadBalancerIngress | networkingv1.IngressLoadBalancerIngress
+	corev1.LoadBalancerIngress | netv1beta1.IngressLoadBalancerIngress | netv1.IngressLoadBalancerIngress
 }
 
 // convertSlice converts slice of LoadBalancerIngress to slice of LoadBalancerIngress.

pkg/provider/kubernetes/ingress/convert_test.go

@@ -6,8 +6,8 @@ import (
 	"github.com/stretchr/testify/assert"
 	"github.com/stretchr/testify/require"
 	corev1 "k8s.io/api/core/v1"
-	networkingv1 "k8s.io/api/networking/v1"
-	networkingv1beta1 "k8s.io/api/networking/v1beta1"
+	netv1 "k8s.io/api/networking/v1"
+	netv1beta1 "k8s.io/api/networking/v1beta1"
 )
 
 func Test_convertSlice_corev1_to_networkingv1(t *testing.T) {
@@ -25,14 +25,14 @@ func Test_convertSlice_corev1_to_networkingv1(t *testing.T) {
 		},
 	}
 
-	actual, err := convertSlice[networkingv1.IngressLoadBalancerIngress](g)
+	actual, err := convertSlice[netv1.IngressLoadBalancerIngress](g)
 	require.NoError(t, err)
 
-	expected := []networkingv1.IngressLoadBalancerIngress{
+	expected := []netv1.IngressLoadBalancerIngress{
 		{
 			IP:       "132456",
 			Hostname: "foo",
-			Ports: []networkingv1.IngressPortStatus{
+			Ports: []netv1.IngressPortStatus{
 				{
 					Port:     123,
 					Protocol: "https",
@@ -46,11 +46,11 @@ func Test_convertSlice_corev1_to_networkingv1(t *testing.T) {
 }
 
 func Test_convertSlice_networkingv1beta1_to_networkingv1(t *testing.T) {
-	g := []networkingv1beta1.IngressLoadBalancerIngress{
+	g := []netv1beta1.IngressLoadBalancerIngress{
 		{
 			IP:       "132456",
 			Hostname: "foo",
-			Ports: []networkingv1beta1.IngressPortStatus{
+			Ports: []netv1beta1.IngressPortStatus{
 				{
 					Port:     123,
 					Protocol: "https",
@@ -60,14 +60,14 @@ func Test_convertSlice_networkingv1beta1_to_networkingv1(t *testing.T) {
 		},
 	}
 
-	actual, err := convertSlice[networkingv1.IngressLoadBalancerIngress](g)
+	actual, err := convertSlice[netv1.IngressLoadBalancerIngress](g)
 	require.NoError(t, err)
 
-	expected := []networkingv1.IngressLoadBalancerIngress{
+	expected := []netv1.IngressLoadBalancerIngress{
 		{
 			IP:       "132456",
 			Hostname: "foo",
-			Ports: []networkingv1.IngressPortStatus{
+			Ports: []netv1.IngressPortStatus{
 				{
 					Port:     123,
 					Protocol: "https",
@@ -81,11 +81,11 @@ func Test_convertSlice_networkingv1beta1_to_networkingv1(t *testing.T) {
 }
 
 func Test_convertSlice_networkingv1_to_networkingv1beta1(t *testing.T) {
-	g := []networkingv1.IngressLoadBalancerIngress{
+	g := []netv1.IngressLoadBalancerIngress{
 		{
 			IP:       "132456",
 			Hostname: "foo",
-			Ports: []networkingv1.IngressPortStatus{
+			Ports: []netv1.IngressPortStatus{
 				{
 					Port:     123,
 					Protocol: "https",
@@ -95,14 +95,14 @@ func Test_convertSlice_networkingv1_to_networkingv1beta1(t *testing.T) {
 		},
 	}
 
-	actual, err := convertSlice[networkingv1beta1.IngressLoadBalancerIngress](g)
+	actual, err := convertSlice[netv1beta1.IngressLoadBalancerIngress](g)
 	require.NoError(t, err)
 
-	expected := []networkingv1beta1.IngressLoadBalancerIngress{
+	expected := []netv1beta1.IngressLoadBalancerIngress{
 		{
 			IP:       "132456",
 			Hostname: "foo",
-			Ports: []networkingv1beta1.IngressPortStatus{
+			Ports: []netv1beta1.IngressPortStatus{
 				{
 					Port:     123,
 					Protocol: "https",
@@ -128,13 +128,13 @@ func Test_convert(t *testing.T) {
 		},
 	}
 
-	actual, err := convert[networkingv1.IngressLoadBalancerIngress](g)
+	actual, err := convert[netv1.IngressLoadBalancerIngress](g)
 	require.NoError(t, err)
 
-	expected := &networkingv1.IngressLoadBalancerIngress{
+	expected := &netv1.IngressLoadBalancerIngress{
 		IP:       "132456",
 		Hostname: "foo",
-		Ports: []networkingv1.IngressPortStatus{
+		Ports: []netv1.IngressPortStatus{
 			{
 				Port:     123,
 				Protocol: "https",

pkg/provider/kubernetes/ingress/kubernetes.go

@@ -23,7 +23,7 @@ import (
 	"github.com/traefik/traefik/v2/pkg/safe"
 	"github.com/traefik/traefik/v2/pkg/tls"
 	corev1 "k8s.io/api/core/v1"
-	networkingv1 "k8s.io/api/networking/v1"
+	netv1 "k8s.io/api/networking/v1"
 	"k8s.io/apimachinery/pkg/labels"
 )
 
@@ -191,7 +191,7 @@ func (p *Provider) loadConfigurationFromIngresses(ctx context.Context, client Cl
 
 	serverVersion := client.GetServerVersion()
 
-	var ingressClasses []*networkingv1.IngressClass
+	var ingressClasses []*netv1.IngressClass
 
 	if supportsIngressClass(serverVersion) {
 		ics, err := client.GetIngressClasses()
@@ -339,7 +339,7 @@ func (p *Provider) loadConfigurationFromIngresses(ctx context.Context, client Cl
 	return conf
 }
 
-func (p *Provider) updateIngressStatus(ing *networkingv1.Ingress, k8sClient Client) error {
+func (p *Provider) updateIngressStatus(ing *netv1.Ingress, k8sClient Client) error {
 	// Only process if an EndpointIngress has been configured.
 	if p.IngressEndpoint == nil {
 		return nil
@@ -350,7 +350,7 @@ func (p *Provider) updateIngressStatus(ing *networkingv1.Ingress, k8sClient Clie
 			return errors.New("publishedService or ip or hostname must be defined")
 		}
 
-		return k8sClient.UpdateIngressStatus(ing, []networkingv1.IngressLoadBalancerIngress{{IP: p.IngressEndpoint.IP, Hostname: p.IngressEndpoint.Hostname}})
+		return k8sClient.UpdateIngressStatus(ing, []netv1.IngressLoadBalancerIngress{{IP: p.IngressEndpoint.IP, Hostname: p.IngressEndpoint.Hostname}})
 	}
 
 	serviceInfo := strings.Split(p.IngressEndpoint.PublishedService, "/")
@@ -375,7 +375,7 @@ func (p *Provider) updateIngressStatus(ing *networkingv1.Ingress, k8sClient Clie
 		return fmt.Errorf("missing service: %s", p.IngressEndpoint.PublishedService)
 	}
 
-	ingresses, err := convertSlice[networkingv1.IngressLoadBalancerIngress](service.Status.LoadBalancer.Ingress)
+	ingresses, err := convertSlice[netv1.IngressLoadBalancerIngress](service.Status.LoadBalancer.Ingress)
 	if err != nil {
 		return err
 	}
@@ -383,7 +383,7 @@ func (p *Provider) updateIngressStatus(ing *networkingv1.Ingress, k8sClient Clie
 	return k8sClient.UpdateIngressStatus(ing, ingresses)
 }
 
-func (p *Provider) shouldProcessIngress(ingress *networkingv1.Ingress, ingressClasses []*networkingv1.IngressClass) bool {
+func (p *Provider) shouldProcessIngress(ingress *netv1.Ingress, ingressClasses []*netv1.IngressClass) bool {
 	// configuration through the new kubernetes ingressClass
 	if ingress.Spec.IngressClassName != nil {
 		for _, ic := range ingressClasses {
@@ -407,7 +407,7 @@ func buildHostRule(host string) string {
 	return "Host(`" + host + "`)"
 }
 
-func getCertificates(ctx context.Context, ingress *networkingv1.Ingress, k8sClient Client, tlsConfigs map[string]*tls.CertAndStores) error {
+func getCertificates(ctx context.Context, ingress *netv1.Ingress, k8sClient Client, tlsConfigs map[string]*tls.CertAndStores) error {
 	for _, t := range ingress.Spec.TLS {
 		if t.SecretName == "" {
 			log.FromContext(ctx).Debugf("Skipping TLS sub-section: No secret name provided")
@@ -492,7 +492,7 @@ func getTLSConfig(tlsConfigs map[string]*tls.CertAndStores) []*tls.CertAndStores
 	return configs
 }
 
-func (p *Provider) loadService(client Client, namespace string, backend networkingv1.IngressBackend) (*dynamic.Service, error) {
+func (p *Provider) loadService(client Client, namespace string, backend netv1.IngressBackend) (*dynamic.Service, error) {
 	service, exists, err := client.GetService(namespace, backend.Service.Name)
 	if err != nil {
 		return nil, err
@@ -643,7 +643,7 @@ func makeRouterKeyWithHash(key, rule string) (string, error) {
 	return dupKey, nil
 }
 
-func loadRouter(rule networkingv1.IngressRule, pa networkingv1.HTTPIngressPath, rtConfig *RouterConfig, serviceName string) *dynamic.Router {
+func loadRouter(rule netv1.IngressRule, pa netv1.HTTPIngressPath, rtConfig *RouterConfig, serviceName string) *dynamic.Router {
 	var rules []string
 	if len(rule.Host) > 0 {
 		rules = []string{buildHostRule(rule.Host)}
@@ -652,11 +652,11 @@ func loadRouter(rule networkingv1.IngressRule, pa networkingv1.HTTPIngressPath,
 	if len(pa.Path) > 0 {
 		matcher := defaultPathMatcher
 
-		if pa.PathType == nil || *pa.PathType == "" || *pa.PathType == networkingv1.PathTypeImplementationSpecific {
+		if pa.PathType == nil || *pa.PathType == "" || *pa.PathType == netv1.PathTypeImplementationSpecific {
 			if rtConfig != nil && rtConfig.Router != nil && rtConfig.Router.PathMatcher != "" {
 				matcher = rtConfig.Router.PathMatcher
 			}
-		} else if *pa.PathType == networkingv1.PathTypeExact {
+		} else if *pa.PathType == netv1.PathTypeExact {
 			matcher = "Path"
 		}
 

pkg/provider/kubernetes/ingress/kubernetes_test.go

@@ -15,7 +15,7 @@ import (
 	"github.com/traefik/traefik/v2/pkg/tls"
 	"github.com/traefik/traefik/v2/pkg/types"
 	corev1 "k8s.io/api/core/v1"
-	networkingv1 "k8s.io/api/networking/v1"
+	netv1 "k8s.io/api/networking/v1"
 	metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
 )
 
@@ -1898,7 +1898,7 @@ func TestGetCertificates(t *testing.T) {
 
 	testCases := []struct {
 		desc      string
-		ingress   *networkingv1.Ingress
+		ingress   *netv1.Ingress
 		client    Client
 		result    map[string]*tls.CertAndStores
 		errResult string

pkg/provider/kubernetes/k8s/event_handler_test.go

@@ -5,7 +5,7 @@ import (
 
 	"github.com/stretchr/testify/assert"
 	corev1 "k8s.io/api/core/v1"
-	v1 "k8s.io/api/networking/v1"
+	netv1 "k8s.io/api/networking/v1"
 	metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
 )
 
@@ -63,12 +63,12 @@ func Test_detectChanges(t *testing.T) {
 		},
 		{
 			name: "Ingress With same version",
-			oldObj: &v1.Ingress{
+			oldObj: &netv1.Ingress{
 				ObjectMeta: metav1.ObjectMeta{
 					ResourceVersion: "1",
 				},
 			},
-			newObj: &v1.Ingress{
+			newObj: &netv1.Ingress{
 				ObjectMeta: metav1.ObjectMeta{
 					ResourceVersion: "1",
 				},
@@ -76,12 +76,12 @@ func Test_detectChanges(t *testing.T) {
 		},
 		{
 			name: "Ingress With different version",
-			oldObj: &v1.Ingress{
+			oldObj: &netv1.Ingress{
 				ObjectMeta: metav1.ObjectMeta{
 					ResourceVersion: "1",
 				},
 			},
-			newObj: &v1.Ingress{
+			newObj: &netv1.Ingress{
 				ObjectMeta: metav1.ObjectMeta{
 					ResourceVersion: "2",
 				},

pkg/provider/kubernetes/k8s/parser.go

@@ -7,7 +7,7 @@ import (
 
 	"github.com/traefik/traefik/v2/pkg/log"
 	"k8s.io/apimachinery/pkg/runtime"
-	"k8s.io/client-go/kubernetes/scheme"
+	kscheme "k8s.io/client-go/kubernetes/scheme"
 )
 
 // MustParseYaml parses a YAML to objects.
@@ -21,7 +21,7 @@ func MustParseYaml(content []byte) []runtime.Object {
 			continue
 		}
 
-		decode := scheme.Codecs.UniversalDeserializer().Decode
+		decode := kscheme.Codecs.UniversalDeserializer().Decode
 		obj, groupVersionKind, err := decode([]byte(file), nil, nil)
 		if err != nil {
 			panic(fmt.Sprintf("Error while decoding YAML object. Err was: %s", err))