113 lines
4.1 KiB
Go
113 lines
4.1 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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"sync"
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"testing"
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"github.com/pingcap/failpoint"
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"github.com/pingcap/tidb/pkg/disttask/framework/dispatcher"
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mockDispatch "github.com/pingcap/tidb/pkg/disttask/framework/dispatcher/mock"
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"github.com/pingcap/tidb/pkg/disttask/framework/proto"
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"github.com/pingcap/tidb/pkg/domain/infosync"
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"github.com/pingcap/tidb/pkg/testkit"
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"github.com/stretchr/testify/require"
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"github.com/tikv/client-go/v2/util"
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"go.uber.org/mock/gomock"
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)
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func getMockDynamicDispatchExt(ctrl *gomock.Controller) dispatcher.Extension {
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mockDispatcher := mockDispatch.NewMockExtension(ctrl)
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mockDispatcher.EXPECT().OnTick(gomock.Any(), gomock.Any()).Return().AnyTimes()
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mockDispatcher.EXPECT().GetEligibleInstances(gomock.Any(), gomock.Any()).DoAndReturn(
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func(_ context.Context, _ *proto.Task) ([]*infosync.ServerInfo, bool, error) {
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return generateSchedulerNodes4Test()
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},
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).AnyTimes()
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mockDispatcher.EXPECT().IsRetryableErr(gomock.Any()).Return(true).AnyTimes()
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mockDispatcher.EXPECT().GetNextStep(gomock.Any()).DoAndReturn(
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func(task *proto.Task) proto.Step {
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switch task.Step {
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case proto.StepInit:
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return proto.StepOne
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case proto.StepOne:
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return proto.StepTwo
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default:
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return proto.StepDone
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}
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},
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).AnyTimes()
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mockDispatcher.EXPECT().OnNextSubtasksBatch(gomock.Any(), gomock.Any(), gomock.Any(), gomock.Any(), gomock.Any()).DoAndReturn(
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func(_ context.Context, _ dispatcher.TaskHandle, gTask *proto.Task, _ []*infosync.ServerInfo, _ proto.Step) (metas [][]byte, err error) {
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if gTask.Step == proto.StepInit {
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return [][]byte{
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[]byte("task"),
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[]byte("task"),
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}, nil
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}
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// step2
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if gTask.Step == proto.StepOne {
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return [][]byte{
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[]byte("task"),
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}, nil
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}
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return nil, nil
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},
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).AnyTimes()
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mockDispatcher.EXPECT().OnDone(gomock.Any(), gomock.Any(), gomock.Any()).Return(nil).AnyTimes()
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return mockDispatcher
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}
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func TestFrameworkDynamicBasic(t *testing.T) {
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var m sync.Map
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ctrl := gomock.NewController(t)
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defer ctrl.Finish()
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ctx := context.Background()
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ctx = util.WithInternalSourceType(ctx, "dispatcher")
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RegisterTaskMeta(t, ctrl, &m, getMockDynamicDispatchExt(ctrl))
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distContext := testkit.NewDistExecutionContext(t, 3)
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DispatchTaskAndCheckSuccess(ctx, "key1", t, &m)
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distContext.Close()
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}
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func TestFrameworkDynamicHA(t *testing.T) {
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var m sync.Map
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ctrl := gomock.NewController(t)
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defer ctrl.Finish()
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ctx := context.Background()
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ctx = util.WithInternalSourceType(ctx, "dispatcher")
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RegisterTaskMeta(t, ctrl, &m, getMockDynamicDispatchExt(ctrl))
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distContext := testkit.NewDistExecutionContext(t, 3)
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require.NoError(t, failpoint.Enable("github.com/pingcap/tidb/pkg/disttask/framework/dispatcher/mockDynamicDispatchErr", "5*return()"))
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DispatchTaskAndCheckSuccess(ctx, "key1", t, &m)
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require.NoError(t, failpoint.Disable("github.com/pingcap/tidb/pkg/disttask/framework/dispatcher/mockDynamicDispatchErr"))
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require.NoError(t, failpoint.Enable("github.com/pingcap/tidb/pkg/disttask/framework/dispatcher/mockDynamicDispatchErr1", "5*return()"))
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DispatchTaskAndCheckSuccess(ctx, "key2", t, &m)
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require.NoError(t, failpoint.Disable("github.com/pingcap/tidb/pkg/disttask/framework/dispatcher/mockDynamicDispatchErr1"))
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require.NoError(t, failpoint.Enable("github.com/pingcap/tidb/pkg/disttask/framework/dispatcher/mockDynamicDispatchErr2", "5*return()"))
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DispatchTaskAndCheckSuccess(ctx, "key3", t, &m)
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require.NoError(t, failpoint.Disable("github.com/pingcap/tidb/pkg/disttask/framework/dispatcher/mockDynamicDispatchErr2"))
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distContext.Close()
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}
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