✨ Introduce v1alpha2 version with APIResourceSchema object and conversion CLI tool

cli/cmd/crd2apiresourceschema/cmd/crd2apiresourceschema.go

@@ -0,0 +1,51 @@
+/*
+Copyright 2025 The Kube Bind Authors.
+
+Licensed under the Apache License, Version 2.0 (the "License");
+you may not use this file except in compliance with the License.
+You may obtain a copy of the License at
+
+    http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the License for the specific language governing permissions and
+limitations under the License.
+*/
+
+package cmd
+
+import (
+	goflags "flag"
+	"fmt"
+	"os"
+
+	"github.com/spf13/cobra"
+
+	"k8s.io/cli-runtime/pkg/genericclioptions"
+	"k8s.io/component-base/version"
+	"k8s.io/klog/v2"
+
+	crd2apiresourceschemacmd "github.com/kube-bind/kube-bind/cli/pkg/crd2apiresourceschema/cmd"
+)
+
+func CRD2APIResourceSchemaCmd() *cobra.Command {
+	rootCmd, err := crd2apiresourceschemacmd.New(genericclioptions.IOStreams{In: os.Stdin, Out: os.Stdout, ErrOut: os.Stderr})
+	if err != nil {
+		fmt.Fprintf(os.Stderr, "error: %v", err)
+		os.Exit(1)
+	}
+	// setup klog
+	fs := goflags.NewFlagSet("klog", goflags.PanicOnError)
+	klog.InitFlags(fs)
+	rootCmd.PersistentFlags().AddGoFlagSet(fs)
+
+	if v := version.Get().String(); len(v) == 0 {
+		rootCmd.Version = "<unknown>"
+	} else {
+		rootCmd.Version = v
+	}
+
+	return rootCmd
+}

cli/cmd/crd2apiresourceschema/main.go

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+/*
+Copyright 2025 The Kube Bind Authors.
+
+Licensed under the Apache License, Version 2.0 (the "License");
+you may not use this file except in compliance with the License.
+You may obtain a copy of the License at
+
+    http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the License for the specific language governing permissions and
+limitations under the License.
+*/
+
+package main
+
+import (
+	"fmt"
+	"os"
+
+	"github.com/spf13/pflag"
+
+	cmd "github.com/kube-bind/kube-bind/cli/cmd/crd2apiresourceschema/cmd"
+)
+
+func main() {
+	flags := pflag.NewFlagSet("crd2apiresourceschema", pflag.ExitOnError)
+	pflag.CommandLine = flags
+
+	command := cmd.CRD2APIResourceSchemaCmd()
+	if err := command.Execute(); err != nil {
+		fmt.Fprintf(os.Stderr, "error: %v\n", err)
+		os.Exit(1)
+	}
+}

cli/pkg/crd2apiresourceschema/cmd/cmd.go

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+/*
+Copyright 2025 The Kube Bind Authors.
+
+Licensed under the Apache License, Version 2.0 (the "License");
+you may not use this file except in compliance with the License.
+You may obtain a copy of the License at
+
+    http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the License for the specific language governing permissions and
+limitations under the License.
+*/
+
+package cmd
+
+import (
+	"github.com/spf13/cobra"
+
+	"k8s.io/cli-runtime/pkg/genericclioptions"
+	_ "k8s.io/client-go/plugin/pkg/client/auth/exec"
+	_ "k8s.io/client-go/plugin/pkg/client/auth/oidc"
+	logsv1 "k8s.io/component-base/logs/api/v1"
+
+	"github.com/kube-bind/kube-bind/cli/pkg/crd2apiresourceschema/plugin"
+)
+
+var (
+	CRD2APIResourceSchemaUses = `
+# Generate APIResourceSchemas from provided CRDs in the cluster and save them to YAML files in the specified output directory
+crd2apiresourceschema --output-dir /output/dir
+
+# Generate APIResourceSchemas from provided CRDs in the cluster and save them to YAML files, specifying a different kubeconfig and output directory
+crd2apiresourceschema --kubeconfig /path/to/your/kubeconfig --output-dir /path/to/output/dir
+
+# Generate and create APIResourceSchema objects for all CRDs in the cluster
+crd2apiresourceschema --generate-in-cluster
+
+# Generate and create APIResourceSchema objects for all CRDs in the cluster, specifying a different kubeconfig
+crd2apiresourceschema --kubeconfig /path/to/your/kubeconfig --generate-in-cluster
+`
+)
+
+func New(streams genericclioptions.IOStreams) (*cobra.Command, error) {
+	opts := plugin.NewCRD2APIResourceSchemaOptions(streams)
+	cmd := &cobra.Command{
+		Use:          "crd2apiresourceschema",
+		Short:        "Create APIResourceSchema from provided CRDs in the cluster.",
+		Example:      CRD2APIResourceSchemaUses,
+		SilenceUsage: true,
+		RunE: func(cmd *cobra.Command, args []string) error {
+			if err := logsv1.ValidateAndApply(opts.Logs, nil); err != nil {
+				return err
+			}
+
+			if len(args) > 1 {
+				return cmd.Help()
+			}
+			if err := opts.Complete(args); err != nil {
+				return err
+			}
+
+			if err := opts.Validate(); err != nil {
+				return err
+			}
+
+			return opts.Run(cmd.Context())
+		},
+	}
+	opts.AddCmdFlags(cmd)
+
+	return cmd, nil
+}