Steve Leon
709b7ddafe
- Use CRD for clusters and pools - For k8s before 1.7.0, TPR will be used - Also use the watcher libraries in client-go
91 lines
2.4 KiB
Go
91 lines
2.4 KiB
Go
/*
|
|
Copyright 2016 The Rook Authors. All rights reserved.
|
|
|
|
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/rook/rook/pkg/operator"
|
|
"github.com/rook/rook/pkg/operator/k8sutil"
|
|
"github.com/rook/rook/pkg/util/flags"
|
|
"github.com/spf13/cobra"
|
|
apiextensionsclient "k8s.io/apiextensions-apiserver/pkg/client/clientset/clientset"
|
|
"k8s.io/client-go/kubernetes"
|
|
"k8s.io/client-go/rest"
|
|
)
|
|
|
|
var operatorCmd = &cobra.Command{
|
|
Use: "operator",
|
|
Short: "Runs the rook operator tool for storage in a kubernetes cluster",
|
|
Long: `Tool for running the rook storage components in a kubernetes cluster.
|
|
https://github.com/rook/rook`,
|
|
}
|
|
|
|
func init() {
|
|
flags.SetFlagsFromEnv(operatorCmd.Flags(), "ROOKD")
|
|
|
|
operatorCmd.RunE = startOperator
|
|
}
|
|
|
|
func startOperator(cmd *cobra.Command, args []string) error {
|
|
|
|
setLogLevel()
|
|
|
|
clientset, apiExtClientset, err := getClientset()
|
|
if err != nil {
|
|
fmt.Printf("failed to get k8s client. %+v", err)
|
|
os.Exit(1)
|
|
}
|
|
|
|
logger.Infof("starting operator")
|
|
context := createContext()
|
|
context.ConfigDir = k8sutil.DataDir
|
|
context.Clientset = clientset
|
|
context.APIExtensionClientset = apiExtClientset
|
|
|
|
op := operator.New(context)
|
|
if op == nil {
|
|
fmt.Printf("failed to create operator.")
|
|
os.Exit(1)
|
|
}
|
|
err = op.Run()
|
|
if err != nil {
|
|
fmt.Printf("failed to run operator. %+v\n", err)
|
|
os.Exit(1)
|
|
}
|
|
|
|
return nil
|
|
}
|
|
|
|
func getClientset() (kubernetes.Interface, apiextensionsclient.Interface, error) {
|
|
// create the k8s client
|
|
config, err := rest.InClusterConfig()
|
|
if err != nil {
|
|
return nil, nil, fmt.Errorf("failed to get k8s config. %+v", err)
|
|
}
|
|
|
|
clientset, err := kubernetes.NewForConfig(config)
|
|
if err != nil {
|
|
return nil, nil, fmt.Errorf("failed to create k8s clientset. %+v", err)
|
|
}
|
|
apiExtClientset, err := apiextensionsclient.NewForConfig(config)
|
|
if err != nil {
|
|
return nil, nil, fmt.Errorf("failed to create k8s API extension clientset. %+v", err)
|
|
}
|
|
return clientset, apiExtClientset, nil
|
|
}
|