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api.go
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api.go
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// Copyright 2018 The Operator-SDK 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 add
import (
"github.com/operator-framework/operator-sdk/commands/operator-sdk/cmd/generate"
"github.com/operator-framework/operator-sdk/internal/util/projutil"
"github.com/operator-framework/operator-sdk/pkg/scaffold"
"github.com/operator-framework/operator-sdk/pkg/scaffold/input"
log "github.com/sirupsen/logrus"
"github.com/spf13/cobra"
)
var (
apiVersion string
kind string
)
func NewApiCmd() *cobra.Command {
apiCmd := &cobra.Command{
Use: "api",
Short: "Adds a new api definition under pkg/apis",
Long: `operator-sdk add api --kind=<kind> --api-version=<group/version> creates the
api definition for a new custom resource under pkg/apis. This command must be run from the project root directory.
If the api already exists at pkg/apis/<group>/<version> then the command will not overwrite and return an error.
Example:
$ operator-sdk add api --api-version=app.example.com/v1alpha1 --kind=AppService
$ tree pkg/apis
pkg/apis/
├── addtoscheme_app_appservice.go
├── apis.go
└── app
└── v1alpha1
├── doc.go
├── register.go
├── types.go
`,
Run: apiRun,
}
apiCmd.Flags().StringVar(&apiVersion, "api-version", "", "Kubernetes APIVersion that has a format of $GROUP_NAME/$VERSION (e.g app.example.com/v1alpha1)")
apiCmd.MarkFlagRequired("api-version")
apiCmd.Flags().StringVar(&kind, "kind", "", "Kubernetes resource Kind name. (e.g AppService)")
apiCmd.MarkFlagRequired("kind")
return apiCmd
}
func apiRun(cmd *cobra.Command, args []string) {
// Only Go projects can add apis.
projutil.MustGoProjectCmd(cmd)
// Create and validate new resource
projutil.MustInProjectRoot()
log.Infof("Generating api version %s for kind %s.", apiVersion, kind)
r, err := scaffold.NewResource(apiVersion, kind)
if err != nil {
log.Fatal(err)
}
absProjectPath := projutil.MustGetwd()
cfg := &input.Config{
Repo: projutil.CheckAndGetProjectGoPkg(),
AbsProjectPath: absProjectPath,
}
s := &scaffold.Scaffold{}
err = s.Execute(cfg,
&scaffold.Types{Resource: r},
&scaffold.AddToScheme{Resource: r},
&scaffold.Register{Resource: r},
&scaffold.Doc{Resource: r},
&scaffold.Cr{Resource: r},
&scaffold.Crd{Resource: r},
)
if err != nil {
log.Fatalf("add scaffold failed: (%v)", err)
}
// update deploy/role.yaml for the given resource r.
if err := scaffold.UpdateRoleForResource(r, absProjectPath); err != nil {
log.Fatalf("failed to update the RBAC manifest for the resource (%v, %v): (%v)", r.APIVersion, r.Kind, err)
}
// Run k8s codegen for deepcopy
generate.K8sCodegen()
log.Info("Api generation complete.")
}