73 lines
1.8 KiB
Go
73 lines
1.8 KiB
Go
/*
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Copyright 2019 The Volcano Authors.
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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*/
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package helpers
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import (
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"fmt"
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"math/rand"
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"strings"
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"time"
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"k8s.io/api/core/v1"
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"volcano.sh/volcano/pkg/controllers/apis"
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)
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const (
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// PodNameFmt pod name format
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PodNameFmt = "%s-%s-%d"
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// persistentVolumeClaimFmt represents persistent volume claim name format
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persistentVolumeClaimFmt = "%s-pvc-%s"
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)
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// GetTaskIndex returns task Index
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func GetTaskIndex(pod *v1.Pod) string {
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num := strings.Split(pod.Name, "-")
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if len(num) >= 3 {
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return num[len(num)-1]
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}
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return ""
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}
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// MakePodName creates pod name
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func MakePodName(jobName string, taskName string, index int) string {
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return fmt.Sprintf(PodNameFmt, jobName, taskName, index)
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}
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// GenRandomStr generate random str with specified length l
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func GenRandomStr(l int) string {
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str := "0123456789abcdefghijklmnopqrstuvwxyz"
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bytes := []byte(str)
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var result []byte
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r := rand.New(rand.NewSource(time.Now().UnixNano()))
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for i := 0; i < l; i++ {
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result = append(result, bytes[r.Intn(len(bytes))])
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}
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return string(result)
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}
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// GenPVCName generates pvc name with job name
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func GenPVCName(jobName string) string {
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return fmt.Sprintf(persistentVolumeClaimFmt, jobName, GenRandomStr(12))
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}
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// GetJobKeyByReq gets the key for the job request
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func GetJobKeyByReq(req *apis.Request) string {
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return fmt.Sprintf("%s/%s", req.Namespace, req.JobName)
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}
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