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attach.go
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attach.go
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// Copyright 2018 The Kubeflow 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 training
import (
"fmt"
"github.com/kubeflow/arena/pkg/apis/arenaclient"
podattach "github.com/kubeflow/arena/pkg/apis/attach"
"github.com/kubeflow/arena/pkg/apis/types"
"github.com/kubeflow/arena/pkg/apis/utils"
"github.com/spf13/cobra"
"github.com/spf13/viper"
)
func NewAttachCommand() *cobra.Command {
var jobType string
builder := podattach.NewAttachArgsBuilder()
var command = &cobra.Command{
Use: "attach JOB [-i INSTANCE] [-c CONTAINER]",
Short: "Attach a training job and execute some commands",
PreRun: func(cmd *cobra.Command, args []string) {
_ = viper.BindPFlags(cmd.Flags())
},
RunE: func(cmd *cobra.Command, args []string) error {
if len(args) == 0 {
cmd.HelpFunc()(cmd, args)
return fmt.Errorf("not set job name,please set it")
}
name := args[0]
client, err := arenaclient.NewArenaClient(types.ArenaClientArgs{
Kubeconfig: viper.GetString("config"),
LogLevel: viper.GetString("loglevel"),
Namespace: viper.GetString("namespace"),
ArenaNamespace: viper.GetString("arena-namespace"),
IsDaemonMode: false,
})
if err != nil {
return fmt.Errorf("failed to create arena client: %v", err)
}
command := []string{}
if len(args) > 1 {
command = args[1:]
}
attachArgs, err := builder.CmdArgsLenAtDash(cmd.ArgsLenAtDash()).Command(command).Build()
if err != nil {
return err
}
return client.Training().Attach(name, utils.TransferTrainingJobType(jobType), attachArgs)
},
}
command.Flags().StringVarP(&jobType, "type", "T", "", fmt.Sprintf("The training type to get, the possible option is %v. (optional)", utils.GetSupportTrainingJobTypesInfo()))
builder.AddCommandFlags(command)
return command
}