134 lines
3.8 KiB
Go
134 lines
3.8 KiB
Go
// Copyright 2023 PingCAP, Inc.
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//
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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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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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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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package framework_test
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import (
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"context"
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"errors"
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"sync"
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"testing"
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"github.com/pingcap/tidb/disttask/framework/dispatcher"
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"github.com/pingcap/tidb/disttask/framework/proto"
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"github.com/pingcap/tidb/disttask/framework/scheduler"
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"github.com/pingcap/tidb/domain/infosync"
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"github.com/pingcap/tidb/testkit"
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)
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type planErrDispatcherExt struct {
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callTime int
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}
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var (
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_ dispatcher.Extension = (*planErrDispatcherExt)(nil)
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_ dispatcher.Extension = (*planNotRetryableErrDispatcherExt)(nil)
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)
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func (*planErrDispatcherExt) OnTick(_ context.Context, _ *proto.Task) {
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}
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func (p *planErrDispatcherExt) OnNextStage(_ context.Context, _ dispatcher.TaskHandle, gTask *proto.Task) (metas [][]byte, err error) {
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if gTask.State == proto.TaskStatePending {
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if p.callTime == 0 {
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p.callTime++
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return nil, errors.New("retryable err")
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}
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gTask.Step = proto.StepOne
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return [][]byte{
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[]byte("task1"),
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[]byte("task2"),
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[]byte("task3"),
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}, nil
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}
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if gTask.Step == proto.StepOne {
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gTask.Step = proto.StepTwo
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return [][]byte{
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[]byte("task4"),
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}, nil
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}
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return nil, nil
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}
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func (p *planErrDispatcherExt) OnErrStage(_ context.Context, _ dispatcher.TaskHandle, _ *proto.Task, _ []error) (meta []byte, err error) {
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if p.callTime == 1 {
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p.callTime++
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return nil, errors.New("not retryable err")
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}
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return []byte("planErrTask"), nil
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}
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func (*planErrDispatcherExt) GetEligibleInstances(_ context.Context, _ *proto.Task) ([]*infosync.ServerInfo, error) {
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return generateSchedulerNodes4Test()
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}
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func (*planErrDispatcherExt) IsRetryableErr(error) bool {
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return true
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}
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type planNotRetryableErrDispatcherExt struct {
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}
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func (*planNotRetryableErrDispatcherExt) OnTick(_ context.Context, _ *proto.Task) {
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}
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func (p *planNotRetryableErrDispatcherExt) OnNextStage(_ context.Context, _ dispatcher.TaskHandle, gTask *proto.Task) (metas [][]byte, err error) {
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return nil, errors.New("not retryable err")
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}
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func (*planNotRetryableErrDispatcherExt) OnErrStage(_ context.Context, _ dispatcher.TaskHandle, _ *proto.Task, _ []error) (meta []byte, err error) {
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return nil, errors.New("not retryable err")
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}
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func (*planNotRetryableErrDispatcherExt) GetEligibleInstances(_ context.Context, _ *proto.Task) ([]*infosync.ServerInfo, error) {
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return generateSchedulerNodes4Test()
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}
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func (*planNotRetryableErrDispatcherExt) IsRetryableErr(error) bool {
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return false
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}
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func TestPlanErr(t *testing.T) {
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defer dispatcher.ClearDispatcherFactory()
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defer scheduler.ClearSchedulers()
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m := sync.Map{}
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RegisterTaskMeta(&m, &planErrDispatcherExt{0})
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distContext := testkit.NewDistExecutionContext(t, 2)
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DispatchTaskAndCheckSuccess("key1", t, &m)
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distContext.Close()
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}
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func TestRevertPlanErr(t *testing.T) {
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defer dispatcher.ClearDispatcherFactory()
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defer scheduler.ClearSchedulers()
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m := sync.Map{}
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RegisterTaskMeta(&m, &planErrDispatcherExt{0})
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distContext := testkit.NewDistExecutionContext(t, 2)
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DispatchTaskAndCheckSuccess("key1", t, &m)
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distContext.Close()
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}
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func TestPlanNotRetryableErr(t *testing.T) {
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defer dispatcher.ClearDispatcherFactory()
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defer scheduler.ClearSchedulers()
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m := sync.Map{}
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RegisterTaskMeta(&m, &planNotRetryableErrDispatcherExt{})
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distContext := testkit.NewDistExecutionContext(t, 2)
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DispatchTaskAndCheckState("key1", t, &m, proto.TaskStateFailed)
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distContext.Close()
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}
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