forked from operator-framework/operator-sdk
/
k8s.go
62 lines (54 loc) · 1.8 KB
/
k8s.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 generate
import (
"errors"
"fmt"
"os"
"os/exec"
cmdError "github.com/operator-framework/operator-sdk/commands/operator-sdk/error"
"github.com/spf13/cobra"
)
const (
k8sGenerated = "./tmp/codegen/update-generated.sh"
// dot represents current dir.
dot = "."
)
func NewGenerateK8SCmd() *cobra.Command {
return &cobra.Command{
Use: "k8s",
Short: "Generates Kubernetes code for custom resource",
Long: `k8s generator generates code for custom resource given the API spec
to comply with kube-API requirements.
`,
Run: k8sFunc,
}
}
func k8sFunc(cmd *cobra.Command, args []string) {
if len(args) != 0 {
cmdError.ExitWithError(cmdError.ExitBadArgs, errors.New("k8s command doesn't accept any arguments."))
}
K8sCodegen(dot)
}
// K8sCodegen performs code-generation for custom resources of this project given the projectDir.
func K8sCodegen(projectDir string) {
fmt.Fprintln(os.Stdout, "Run code-generation for custom resources")
kcmd := exec.Command(k8sGenerated)
kcmd.Dir = projectDir
o, err := kcmd.CombinedOutput()
if err != nil {
cmdError.ExitWithError(cmdError.ExitError, fmt.Errorf("failed to perform code-generation for CustomResources: (%v)", string(o)))
}
fmt.Fprintln(os.Stdout, string(o))
}