/
exec.go
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/
exec.go
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// Copyright © 2021 Alibaba Group Holding Ltd.
//
// 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/alibaba/sealer/pkg/exec"
"github.com/spf13/cobra"
)
var roles string
// execCmd represents the exec command
var execCmd = &cobra.Command{
Use: "exec",
Short: "exec a shell command or script on all node.",
Example: `
exec to default cluster: my-cluster
sealer exec 'cat /etc/hosts'
specify the cluster name(If there is only one cluster in the $HOME/.sealer directory, it should be applied. ):
sealer exec -c my-cluster 'cat /etc/hosts'
set role label to exec cmd:
sealer exec -c my-cluster -r master,slave,node1 'cat /etc/hosts'
`,
Args: cobra.ExactArgs(1),
RunE: func(cmd *cobra.Command, args []string) error {
execCmd, err := exec.NewExecCmd(clusterName, roles)
if err != nil {
return err
}
return execCmd.RunCmd(args...)
},
}
func init() {
rootCmd.AddCommand(execCmd)
execCmd.Flags().StringVarP(&clusterName, "cluster-name", "c", "", "submit one cluster name")
execCmd.Flags().StringVarP(&roles, "roles", "r", "", "set role label to roles")
}