106 lines
4.4 KiB
Go
106 lines
4.4 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 integrationtests
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import (
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"context"
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"math"
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"testing"
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"github.com/pingcap/failpoint"
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"github.com/pingcap/tidb/pkg/disttask/framework/proto"
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"github.com/pingcap/tidb/pkg/disttask/framework/taskexecutor"
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"github.com/pingcap/tidb/pkg/disttask/framework/testutil"
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"github.com/pingcap/tidb/pkg/testkit"
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"github.com/stretchr/testify/require"
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)
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func submitTaskAndCheckSuccessForHA(ctx context.Context, t *testing.T, taskKey string, testContext *testutil.TestContext) {
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submitTaskAndCheckSuccess(ctx, t, taskKey, testContext, map[proto.Step]int{
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proto.StepOne: 10,
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proto.StepTwo: 5,
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})
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}
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func TestHANodeRandomShutdown(t *testing.T) {
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testkit.EnableFailPoint(t, "github.com/pingcap/tidb/pkg/disttask/framework/taskexecutor/mockTiDBShutdown", "return()")
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c := testutil.NewDXFContextWithRandomNodes(t, 4, 15)
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testutil.RegisterTaskMeta(t, c.MockCtrl, testutil.GetMockHATestSchedulerExt(c.MockCtrl), c.TestContext, nil)
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// we keep [1, 10] nodes running, as we only have 10 subtask at stepOne
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keepCount := int(math.Min(float64(c.NodeCount()-1), float64(c.Rand.Intn(10)+1)))
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nodeNeedDown := c.GetRandNodeIDs(c.NodeCount() - keepCount)
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t.Logf("started %d nodes, and we keep %d nodes, nodes that need shutdown: %v", c.NodeCount(), keepCount, nodeNeedDown)
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taskexecutor.MockTiDBDown = func(execID string, _ *proto.Task) bool {
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if _, ok := nodeNeedDown[execID]; ok {
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c.AsyncShutdown(execID)
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return true
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}
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return false
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}
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submitTaskAndCheckSuccessForHA(c.Ctx, t, "😊", c.TestContext)
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}
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func TestHARandomShutdownInDifferentStep(t *testing.T) {
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testkit.EnableFailPoint(t, "github.com/pingcap/tidb/pkg/disttask/framework/taskexecutor/mockTiDBShutdown", "return()")
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c := testutil.NewDXFContextWithRandomNodes(t, 6, 15)
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testutil.RegisterTaskMeta(t, c.MockCtrl, testutil.GetMockHATestSchedulerExt(c.MockCtrl), c.TestContext, nil)
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// they might overlap, but will leave at least 2 nodes running
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nodeNeedDownAtStepOne := c.GetRandNodeIDs(c.NodeCount()/2 - 1)
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nodeNeedDownAtStepTwo := c.GetRandNodeIDs(c.NodeCount()/2 - 1)
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t.Logf("started %d nodes, shutdown nodes at step 1: %v, shutdown nodes at step 2: %v",
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c.NodeCount(), nodeNeedDownAtStepOne, nodeNeedDownAtStepTwo)
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taskexecutor.MockTiDBDown = func(execID string, task *proto.Task) bool {
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var targetNodes map[string]struct{}
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switch task.Step {
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case proto.StepOne:
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targetNodes = nodeNeedDownAtStepOne
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case proto.StepTwo:
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targetNodes = nodeNeedDownAtStepTwo
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default:
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return false
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}
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if _, ok := targetNodes[execID]; ok {
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c.AsyncShutdown(execID)
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return true
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}
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return false
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}
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submitTaskAndCheckSuccessForHA(c.Ctx, t, "😊", c.TestContext)
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}
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func TestHAReplacedButRunning(t *testing.T) {
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ctx, ctrl, testContext, distContext := testutil.InitTestContext(t, 4)
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defer ctrl.Finish()
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testutil.RegisterTaskMeta(t, ctrl, testutil.GetMockHATestSchedulerExt(ctrl), testContext, nil)
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require.NoError(t, failpoint.Enable("github.com/pingcap/tidb/pkg/disttask/framework/taskexecutor/mockTiDBPartitionThenResume", "10*return(true)"))
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submitTaskAndCheckSuccessForHA(ctx, t, "😊", testContext)
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require.NoError(t, failpoint.Disable("github.com/pingcap/tidb/pkg/disttask/framework/taskexecutor/mockTiDBPartitionThenResume"))
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distContext.Close()
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}
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func TestHAReplacedButRunningManyNodes(t *testing.T) {
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ctx, ctrl, testContext, distContext := testutil.InitTestContext(t, 30)
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defer ctrl.Finish()
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testutil.RegisterTaskMeta(t, ctrl, testutil.GetMockHATestSchedulerExt(ctrl), testContext, nil)
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require.NoError(t, failpoint.Enable("github.com/pingcap/tidb/pkg/disttask/framework/taskexecutor/mockTiDBPartitionThenResume", "30*return(true)"))
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submitTaskAndCheckSuccessForHA(ctx, t, "😊", testContext)
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require.NoError(t, failpoint.Disable("github.com/pingcap/tidb/pkg/disttask/framework/taskexecutor/mockTiDBPartitionThenResume"))
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distContext.Close()
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}
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