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get.go
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get.go
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package serving
import (
"encoding/json"
"fmt"
"os"
"strings"
"sync"
"text/tabwriter"
"gopkg.in/yaml.v2"
"github.com/kubeflow/arena/pkg/apis/types"
"github.com/kubeflow/arena/pkg/apis/utils"
log "github.com/sirupsen/logrus"
)
var (
errNotFoundServingJobMessage = "Not found serving job %v, please check it with `arena serve list | grep %v`"
)
var getJobTemplate = `
Name: %v
Namespace: %v
Type: %v
Version: %v
Desired: %v
Available: %v
Age: %v
Address: %v
Port: %v
%v
`
func SearchServingJob(namespace, name, version string, servingType types.ServingJobType) (ServingJob, error) {
if servingType == types.UnknownServingJob {
return nil, fmt.Errorf("Unknown serving job type,arena only supports: [%s]", utils.GetSupportServingJobTypesInfo())
}
processers := GetAllProcesser()
if servingType != types.AllServingJob {
processer, ok := processers[servingType]
if !ok {
return nil, fmt.Errorf("unknown processer %v,please define it", servingType)
}
servingJobs, err := processer.GetServingJobs(namespace, name, version)
if err != nil {
return nil, err
}
if err := validateJobs(servingJobs, name); err != nil {
return nil, err
}
return servingJobs[0], nil
}
jobs := []ServingJob{}
var wg sync.WaitGroup
locker := new(sync.RWMutex)
noPrivileges := false
for _, pr := range processers {
wg.Add(1)
p := pr
go func() {
defer wg.Done()
servingJobs, err := p.GetServingJobs(namespace, name, version)
if err != nil {
if strings.Contains(err.Error(), "forbidden: User") {
log.Debugf("the user has no privileges to get the serving job %v,reason: %v", p.Type(), err)
noPrivileges = true
return
}
log.Debugf("processer %v does not support the serving job %v", p.Type(), name)
return
}
locker.Lock()
jobs = append(jobs, servingJobs...)
locker.Unlock()
}()
}
wg.Wait()
if noPrivileges {
return nil, fmt.Errorf("the user has no privileges to get the serving job in namespace %v", namespace)
}
if err := validateJobs(jobs, name); err != nil {
return nil, err
}
return jobs[0], nil
}
func validateJobs(jobs []ServingJob, name string) error {
if len(jobs) == 0 {
return fmt.Errorf(errNotFoundServingJobMessage, name, name)
}
knownJobs := []ServingJob{}
unknownJobs := []ServingJob{}
for _, s := range jobs {
if CheckJobIsOwnedByProcesser(s.Deployment().Labels) {
knownJobs = append(knownJobs, s)
} else {
unknownJobs = append(unknownJobs, s)
}
}
log.Debugf("total known jobs: %v,total unknown jobs: %v", len(knownJobs), len(unknownJobs))
if len(knownJobs) > 1 {
return fmt.Errorf("%v", moreThanOneJobHelpInfo(jobs))
}
if len(unknownJobs) > 0 {
return types.ErrNoPrivilegesToOperateJob
}
return nil
}
func PrintServingJob(job ServingJob, format types.FormatStyle) {
switch format {
case types.JsonFormat:
data, _ := json.MarshalIndent(job.Convert2JobInfo(), "", " ")
fmt.Printf("%v", string(data))
return
case types.YamlFormat:
data, _ := yaml.Marshal(job.Convert2JobInfo())
fmt.Printf("%v", string(data))
return
}
jobInfo := job.Convert2JobInfo()
endpointAddress := jobInfo.IPAddress
ports := []string{}
for _, e := range jobInfo.Endpoints {
port := ""
if e.NodePort != 0 {
port = fmt.Sprintf("%v:%v->%v", strings.ToUpper(e.Name), e.NodePort, e.Port)
} else {
port = fmt.Sprintf("%v:%v", strings.ToUpper(e.Name), e.Port)
}
ports = append(ports, port)
}
totalGPUs := float64(0)
for _, i := range jobInfo.Instances {
totalGPUs += i.RequestGPUs
}
title := ""
step := ""
gpuLine := ""
if totalGPUs != 0 {
title = "\tGPU"
step = "\t---"
gpuLine = fmt.Sprintf("GPU: %v", totalGPUs)
}
lines := []string{gpuLine, "", "Instances:", fmt.Sprintf(" NAME\tSTATUS\tAGE\tREADY\tRESTARTS%v\tNODE", title)}
lines = append(lines, fmt.Sprintf(" ----\t------\t---\t-----\t--------%v\t----", step))
for _, i := range jobInfo.Instances {
value := fmt.Sprintf("%v", i.RequestGPUs)
items := []string{
fmt.Sprintf(" %v", i.Name),
fmt.Sprintf("%v", i.Status),
fmt.Sprintf("%v", i.Age),
fmt.Sprintf("%v/%v", i.ReadyContainer, i.TotalContainer),
fmt.Sprintf("%v", i.RestartCount),
}
if totalGPUs != 0 {
items = append(items, value)
}
items = append(items, i.NodeName)
lines = append(lines, strings.Join(items, "\t"))
}
lines = append(lines, "")
w := tabwriter.NewWriter(os.Stdout, 0, 0, 2, ' ', 0)
output := fmt.Sprintf(strings.Trim(getJobTemplate, "\n"),
jobInfo.Name,
jobInfo.Namespace,
jobInfo.Type,
jobInfo.Version,
jobInfo.Desired,
jobInfo.Available,
jobInfo.Age,
endpointAddress,
strings.Join(ports, ","),
strings.Join(lines, "\n"),
)
fmt.Fprintf(w, output)
w.Flush()
}