86 lines
2.5 KiB
Go
86 lines
2.5 KiB
Go
/*
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Copyright 2017 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 state
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import (
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v1 "k8s.io/api/core/v1"
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vcbatch "volcano.sh/volcano/pkg/apis/batch/v1alpha1"
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"volcano.sh/volcano/pkg/apis/bus/v1alpha1"
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"volcano.sh/volcano/pkg/controllers/apis"
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)
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//PhaseMap to store the pod phases.
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type PhaseMap map[v1.PodPhase]struct{}
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//UpdateStatusFn updates the job status.
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type UpdateStatusFn func(status *vcbatch.JobStatus) (jobPhaseChanged bool)
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//ActionFn will create or delete Pods according to Job's spec.
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type ActionFn func(job *apis.JobInfo, fn UpdateStatusFn) error
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//KillActionFn kill all Pods of Job with phase not in podRetainPhase.
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type KillActionFn func(job *apis.JobInfo, podRetainPhase PhaseMap, fn UpdateStatusFn) error
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//PodRetainPhaseNone stores no phase
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var PodRetainPhaseNone = PhaseMap{}
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// PodRetainPhaseSoft stores PodSucceeded and PodFailed Phase
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var PodRetainPhaseSoft = PhaseMap{
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v1.PodSucceeded: {},
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v1.PodFailed: {},
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}
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var (
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// SyncJob will create or delete Pods according to Job's spec.
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SyncJob ActionFn
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// KillJob kill all Pods of Job with phase not in podRetainPhase.
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KillJob KillActionFn
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)
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//State interface
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type State interface {
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// Execute executes the actions based on current state.
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Execute(act v1alpha1.Action) error
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}
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// NewState gets the state from the volcano job Phase
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func NewState(jobInfo *apis.JobInfo) State {
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job := jobInfo.Job
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switch job.Status.State.Phase {
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case vcbatch.Pending:
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return &pendingState{job: jobInfo}
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case vcbatch.Running:
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return &runningState{job: jobInfo}
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case vcbatch.Restarting:
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return &restartingState{job: jobInfo}
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case vcbatch.Terminated, vcbatch.Completed, vcbatch.Failed:
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return &finishedState{job: jobInfo}
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case vcbatch.Terminating:
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return &terminatingState{job: jobInfo}
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case vcbatch.Aborting:
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return &abortingState{job: jobInfo}
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case vcbatch.Aborted:
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return &abortedState{job: jobInfo}
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case vcbatch.Completing:
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return &completingState{job: jobInfo}
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}
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// It's pending by default.
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return &pendingState{job: jobInfo}
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}
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