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submit_standalone.go
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/
submit_standalone.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 commands
import (
"fmt"
"os"
"strings"
"github.com/kubeflow/arena/pkg/util"
"github.com/kubeflow/arena/pkg/util/helm"
"github.com/kubeflow/arena/pkg/workflow"
log "github.com/sirupsen/logrus"
"github.com/spf13/cobra"
)
var (
standalone_training_chart = util.GetChartsFolder() + "/training"
)
func NewSubmitStandaloneJobCommand() *cobra.Command {
var (
submitArgs submitStandaloneJobArgs
)
// TODO(cheyang): set this mode as standalonejob for short time
submitArgs.Mode = "standalonejob"
var command = &cobra.Command{
Use: "standalonejob",
Short: "Submit StandaloneJob as training job. And it will be deprecated soon, please use tfjob instead.",
Aliases: []string{"sj"},
Run: func(cmd *cobra.Command, args []string) {
log.Warning("standalone job is DEPRECATED, and will be removed in next release, please use 'tfjob' instead.")
util.SetLogLevel(logLevel)
if len(args) == 0 {
cmd.HelpFunc()(cmd, args)
os.Exit(1)
}
setupKubeconfig()
_, err := initKubeClient()
if err != nil {
fmt.Println(err)
os.Exit(1)
}
err = updateNamespace(cmd)
if err != nil {
log.Debugf("Failed due to %v", err)
fmt.Println(err)
os.Exit(1)
}
err = submitStandaloneJob(args, &submitArgs)
if err != nil {
fmt.Println(err)
os.Exit(1)
}
},
}
command.Flags().StringVar(&submitArgs.Cpu, "cpu", "", "the cpu resource to use for the training, like 1 for 1 core.")
command.Flags().StringVar(&submitArgs.Memory, "memory", "", "the memory resource to use for the training, like 1Gi.")
submitArgs.addCommonFlags(command)
submitArgs.addSyncFlags(command)
return command
}
type submitStandaloneJobArgs struct {
Cpu string `yaml:"cpu"` // --cpu
Memory string `yaml:"memory"` // --memory
// for common args
submitArgs `yaml:",inline"`
// for tensorboard
submitTensorboardArgs `yaml:",inline"`
// for sync up source code
submitSyncCodeArgs `yaml:",inline"`
}
func (submitArgs *submitStandaloneJobArgs) prepare(args []string) (err error) {
submitArgs.Command = strings.Join(args, " ")
err = submitArgs.check()
if err != nil {
return err
}
commonArgs := &submitArgs.submitArgs
err = commonArgs.transform()
if err != nil {
return nil
}
if len(envs) > 0 {
submitArgs.Envs = transformSliceToMap(envs, "=")
}
submitArgs.addJobInfoToEnv()
exist, err := helm.CheckRelease(name)
if err != nil {
return err
}
if exist {
return fmt.Errorf("the job %s is already exist, please delete it first. use 'arena delete %s'", name, name)
}
return helm.InstallRelease(name, namespace, submitArgs, standalone_training_chart)
}
func (submitArgs submitStandaloneJobArgs) check() error {
err := submitArgs.submitArgs.check()
if err != nil {
return err
}
if submitArgs.Image == "" {
return fmt.Errorf("--image must be set ")
}
return nil
}
func (submitArgs *submitStandaloneJobArgs) addStandaloneInfoToEnv() {
submitArgs.addJobInfoToEnv()
}
func submitStandaloneJob(args []string, submitArgs *submitStandaloneJobArgs) (err error) {
err = submitArgs.prepare(args)
if err != nil {
return err
}
trainer := NewStandaloneJobTrainer(clientset)
job, err := trainer.GetTrainingJob(name, namespace)
if err != nil {
log.Debugf("Check %s exist due to error %v", name, err)
}
if job != nil {
return fmt.Errorf("the job %s is already exist, please delete it first. use 'arena delete %s'", name, name)
}
err = workflow.SubmitJob(name, submitArgs.Mode, namespace, submitArgs, standalone_training_chart)
if err != nil {
return err
}
log.Infof("The Job %s has been submitted successfully", name)
log.Infof("You can run `arena get %s --type %s` to check the job status", name, submitArgs.Mode)
return nil
}
func submitStandaloneJobWithHelm(args []string, submitArgs *submitStandaloneJobArgs) (err error) {
err = submitArgs.prepare(args)
if err != nil {
return err
}
exist, err := helm.CheckRelease(name)
if err != nil {
return err
}
if exist {
return fmt.Errorf("the job %s is already exist, please delete it first. use 'arena delete %s'", name, name)
}
return helm.InstallRelease(name, namespace, submitArgs, standalone_training_chart)
}