bump go module version to v2

Signed-off-by: Zbynek Roubalik <zroubali@redhat.com>

Makefile

@@ -233,9 +233,6 @@ clientset-verify: clientset-prepare
 .PHONY: clientset-generate
 clientset-generate: clientset-prepare
 	./hack/update-codegen.sh
-	find ./pkg/generated -type f -name "*.go" |\
-	xargs sed -i".out" -e "s#github.com/kedacore/keda/api/keda/v1alpha1#github.com/kedacore/keda/api/v1alpha1#g"
-	find ./pkg/generated -type f -name "*.go.out" | xargs rm -rf
 	rm -rf api/keda
 
 ##################################################

adapter/main.go

@@ -17,11 +17,11 @@ import (
 	basecmd "github.com/kubernetes-incubator/custom-metrics-apiserver/pkg/cmd"
 	"github.com/kubernetes-incubator/custom-metrics-apiserver/pkg/provider"
 
-	kedav1alpha1 "github.com/kedacore/keda/api/v1alpha1"
-	prommetrics "github.com/kedacore/keda/pkg/metrics"
-	kedaprovider "github.com/kedacore/keda/pkg/provider"
-	"github.com/kedacore/keda/pkg/scaling"
-	"github.com/kedacore/keda/version"
+	kedav1alpha1 "github.com/kedacore/keda/v2/api/v1alpha1"
+	prommetrics "github.com/kedacore/keda/v2/pkg/metrics"
+	kedaprovider "github.com/kedacore/keda/v2/pkg/provider"
+	"github.com/kedacore/keda/v2/pkg/scaling"
+	"github.com/kedacore/keda/v2/version"
 )
 
 // Adapter creates External Metrics Provider

controllers/hpa.go

@@ -5,14 +5,14 @@ import (
 	"fmt"
 
 	"github.com/go-logr/logr"
-	version "github.com/kedacore/keda/version"
+	version "github.com/kedacore/keda/v2/version"
 	autoscalingv2beta2 "k8s.io/api/autoscaling/v2beta2"
 	"k8s.io/apimachinery/pkg/api/equality"
 	metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
 	"sigs.k8s.io/controller-runtime/pkg/controller/controllerutil"
 
-	kedav1alpha1 "github.com/kedacore/keda/api/v1alpha1"
-	kedacontrollerutil "github.com/kedacore/keda/controllers/util"
+	kedav1alpha1 "github.com/kedacore/keda/v2/api/v1alpha1"
+	kedacontrollerutil "github.com/kedacore/keda/v2/controllers/util"
 )
 
 const (

controllers/scaledjob_controller.go

@@ -14,8 +14,8 @@ import (
 	"sigs.k8s.io/controller-runtime/pkg/client"
 	"sigs.k8s.io/controller-runtime/pkg/predicate"
 
-	kedav1alpha1 "github.com/kedacore/keda/api/v1alpha1"
-	"github.com/kedacore/keda/pkg/scaling"
+	kedav1alpha1 "github.com/kedacore/keda/v2/api/v1alpha1"
+	"github.com/kedacore/keda/v2/pkg/scaling"
 )
 
 // +kubebuilder:rbac:groups=keda.sh,resources=scaledjobs;scaledjobs/finalizers;scaledjobs/status,verbs="*"

controllers/scaledjob_finalizer.go

@@ -5,8 +5,8 @@ import (
 
 	"github.com/go-logr/logr"
 
-	kedav1alpha1 "github.com/kedacore/keda/api/v1alpha1"
-	"github.com/kedacore/keda/controllers/util"
+	kedav1alpha1 "github.com/kedacore/keda/v2/api/v1alpha1"
+	"github.com/kedacore/keda/v2/controllers/util"
 )
 
 const (

controllers/scaledobject_controller.go

@@ -23,10 +23,10 @@ import (
 	"sigs.k8s.io/controller-runtime/pkg/manager"
 	"sigs.k8s.io/controller-runtime/pkg/predicate"
 
-	kedav1alpha1 "github.com/kedacore/keda/api/v1alpha1"
-	kedacontrollerutil "github.com/kedacore/keda/controllers/util"
-	"github.com/kedacore/keda/pkg/scaling"
-	kedautil "github.com/kedacore/keda/pkg/util"
+	kedav1alpha1 "github.com/kedacore/keda/v2/api/v1alpha1"
+	kedacontrollerutil "github.com/kedacore/keda/v2/controllers/util"
+	"github.com/kedacore/keda/v2/pkg/scaling"
+	kedautil "github.com/kedacore/keda/v2/pkg/util"
 )
 
 // +kubebuilder:rbac:groups=keda.sh,resources=scaledobjects;scaledobjects/finalizers;scaledobjects/status,verbs="*"

controllers/scaledobject_finalizer.go

@@ -7,8 +7,8 @@ import (
 	"k8s.io/apimachinery/pkg/api/errors"
 	metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
 
-	kedav1alpha1 "github.com/kedacore/keda/api/v1alpha1"
-	"github.com/kedacore/keda/controllers/util"
+	kedav1alpha1 "github.com/kedacore/keda/v2/api/v1alpha1"
+	"github.com/kedacore/keda/v2/controllers/util"
 )
 
 const (

controllers/suite_test.go

@@ -29,7 +29,7 @@ import (
 	"sigs.k8s.io/controller-runtime/pkg/envtest/printer"
 	logf "sigs.k8s.io/controller-runtime/pkg/log"
 	"sigs.k8s.io/controller-runtime/pkg/log/zap"
-	//kedav1alpha1 "github.com/kedacore/keda/api/v1alpha1"
+	//kedav1alpha1 "github.com/kedacore/keda/v2/api/v1alpha1"
 	// +kubebuilder:scaffold:imports
 )
 

controllers/util/status.go

@@ -8,7 +8,7 @@ import (
 	"k8s.io/apimachinery/pkg/runtime"
 	runtimeclient "sigs.k8s.io/controller-runtime/pkg/client"
 
-	kedav1alpha1 "github.com/kedacore/keda/api/v1alpha1"
+	kedav1alpha1 "github.com/kedacore/keda/v2/api/v1alpha1"
 )
 
 // SetStatusConditions patches given object with passed list of conditions based on the object's type or returns an error.

go.mod

@@ -1,4 +1,4 @@
-module github.com/kedacore/keda
+module github.com/kedacore/keda/v2
 
 go 1.15
 

hack/update-codegen.sh

@@ -14,9 +14,22 @@ CODEGEN_PKG=${CODEGEN_PKG:-$(cd "${SCRIPT_ROOT}"; ls -d -1 ./vendor/k8s.io/code-
 # bash "${CODEGEN_PKG}"/generate-groups.sh "deepcopy,client,informer,lister" \
 # Deepcopy is generated by operator-sdk
 bash "${CODEGEN_PKG}"/generate-groups.sh "client,informer,lister" \
-  github.com/kedacore/keda/pkg/generated github.com/kedacore/keda/api \
+  github.com/kedacore/keda/v2/pkg/generated github.com/kedacore/keda/v2/api \
   keda:v1alpha1 \
   --go-header-file "${SCRIPT_ROOT}"/hack/boilerplate.go.txt
 
-# To use your own boilerplate text append:
-#   --go-header-file "${SCRIPT_ROOT}"/hack/custom-boilerplate.go.txt
+# (Zbynek): If v2 is specified in go.mod, codegen unfortunately outputs to 'v2/pkg/generated' instead of 'pkg/generated',
+# therefore we need to move the generated code around the repo a bit
+if [ -d v2/pkg/generated ]; then
+  rm -rf pkg/generated
+  mv v2/pkg/generated pkg/
+  rm -rf v2
+fi
+
+# (Zbynek): Kubebuilder project layout has api under 'api/v1alpha1'
+# client-go codegen expects group name in the path ie. 'api/keda/v1alpha'
+# Because there's no way how to modify any of these settings,
+# we need to hack things a little bit (replace the name of package)
+find pkg/generated -type f -name "*.go" |\
+xargs sed -i".out" -e "s#github.com/kedacore/keda/v2/api/keda/v1alpha1#github.com/kedacore/keda/v2/api/v1alpha1#g"
+find pkg/generated -type f -name "*.go.out" | xargs rm -rf

hack/verify-codegen.sh

@@ -22,11 +22,12 @@ cp -a "${DIFFROOT}"/* "${TMP_DIFFROOT}"
 
 "${SCRIPT_ROOT}/hack/update-codegen.sh"
 
-# Kubebuilder project layout has api under 'api/v1alpha1'
+# (Zbynek): Kubebuilder project layout has api under 'api/v1alpha1'
 # client-go codegen expects group name in the path ie. 'api/keda/v1alpha'
 # Because there's no way how to modify any of these settings,
 # we need to hack things a little bit (replace the name of package)
-find "${DIFFROOT}/generated" -type f -name "*.go" | xargs sed -i "s#github.com/kedacore/keda/api/keda/v1alpha1#github.com/kedacore/keda/api/v1alpha1#g"
+find "${DIFFROOT}/generated" -type f -name "*.go" |\
+xargs sed -i "s#github.com/kedacore/keda/v2/api/keda/v1alpha1#github.com/kedacore/keda/v2/api/v1alpha1#g"
 
 echo "diffing ${DIFFROOT} against freshly generated codegen"
 ret=0

main.go

@@ -30,9 +30,9 @@ import (
 	"sigs.k8s.io/controller-runtime/pkg/healthz"
 	"sigs.k8s.io/controller-runtime/pkg/log/zap"
 
-	kedav1alpha1 "github.com/kedacore/keda/api/v1alpha1"
-	"github.com/kedacore/keda/controllers"
-	"github.com/kedacore/keda/version"
+	kedav1alpha1 "github.com/kedacore/keda/v2/api/v1alpha1"
+	"github.com/kedacore/keda/v2/controllers"
+	"github.com/kedacore/keda/v2/version"
 	// +kubebuilder:scaffold:imports
 )