Files
tidb/pkg/disttask/framework/framework_ha_test.go

116 lines
6.8 KiB
Go

// Copyright 2023 PingCAP, Inc.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package framework_test
import (
"testing"
"github.com/pingcap/failpoint"
"github.com/pingcap/tidb/pkg/disttask/framework/testutil"
"github.com/stretchr/testify/require"
)
func TestHABasic(t *testing.T) {
ctx, ctrl, testContext, distContext := testutil.InitTestContext(t, 4)
defer ctrl.Finish()
testutil.RegisterTaskMeta(t, ctrl, testutil.GetMockHATestSchedulerExt(ctrl), testContext, nil)
require.NoError(t, failpoint.Enable("github.com/pingcap/tidb/pkg/disttask/framework/taskexecutor/mockCleanExecutor", "return()"))
require.NoError(t, failpoint.Enable("github.com/pingcap/tidb/pkg/disttask/framework/taskexecutor/mockStopManager", "4*return()"))
require.NoError(t, failpoint.Enable("github.com/pingcap/tidb/pkg/disttask/framework/taskexecutor/mockTiDBDown", "return(\":4000\")"))
testutil.DispatchTaskAndCheckSuccess(ctx, t, "😊", testContext, nil)
require.NoError(t, failpoint.Disable("github.com/pingcap/tidb/pkg/disttask/framework/taskexecutor/mockTiDBDown"))
require.NoError(t, failpoint.Disable("github.com/pingcap/tidb/pkg/disttask/framework/taskexecutor/mockStopManager"))
require.NoError(t, failpoint.Disable("github.com/pingcap/tidb/pkg/disttask/framework/taskexecutor/mockCleanExecutor"))
distContext.Close()
}
func TestHAManyNodes(t *testing.T) {
ctx, ctrl, testContext, distContext := testutil.InitTestContext(t, 30)
defer ctrl.Finish()
testutil.RegisterTaskMeta(t, ctrl, testutil.GetMockHATestSchedulerExt(ctrl), testContext, nil)
require.NoError(t, failpoint.Enable("github.com/pingcap/tidb/pkg/disttask/framework/taskexecutor/mockCleanExecutor", "return()"))
require.NoError(t, failpoint.Enable("github.com/pingcap/tidb/pkg/disttask/framework/taskexecutor/mockStopManager", "30*return()"))
require.NoError(t, failpoint.Enable("github.com/pingcap/tidb/pkg/disttask/framework/taskexecutor/mockTiDBDown", "return(\":4000\")"))
testutil.DispatchTaskAndCheckSuccess(ctx, t, "😊", testContext, nil)
require.NoError(t, failpoint.Disable("github.com/pingcap/tidb/pkg/disttask/framework/taskexecutor/mockTiDBDown"))
require.NoError(t, failpoint.Disable("github.com/pingcap/tidb/pkg/disttask/framework/taskexecutor/mockStopManager"))
require.NoError(t, failpoint.Disable("github.com/pingcap/tidb/pkg/disttask/framework/taskexecutor/mockCleanExecutor"))
distContext.Close()
}
func TestHAFailInDifferentStage(t *testing.T) {
ctx, ctrl, testContext, distContext := testutil.InitTestContext(t, 6)
defer ctrl.Finish()
testutil.RegisterTaskMeta(t, ctrl, testutil.GetMockHATestSchedulerExt(ctrl), testContext, nil)
// stage1 : server num from 6 to 3.
// stage2 : server num from 3 to 2.
require.NoError(t, failpoint.Enable("github.com/pingcap/tidb/pkg/disttask/framework/taskexecutor/mockCleanExecutor", "return()"))
require.NoError(t, failpoint.Enable("github.com/pingcap/tidb/pkg/disttask/framework/taskexecutor/mockStopManager", "6*return()"))
require.NoError(t, failpoint.Enable("github.com/pingcap/tidb/pkg/disttask/framework/taskexecutor/mockTiDBDown", "return(\":4000\")"))
require.NoError(t, failpoint.Enable("github.com/pingcap/tidb/pkg/disttask/framework/taskexecutor/mockTiDBDown2", "return()"))
testutil.DispatchTaskAndCheckSuccess(ctx, t, "😊", testContext, nil)
require.NoError(t, failpoint.Disable("github.com/pingcap/tidb/pkg/disttask/framework/taskexecutor/mockTiDBDown"))
require.NoError(t, failpoint.Disable("github.com/pingcap/tidb/pkg/disttask/framework/taskexecutor/mockTiDBDown2"))
require.NoError(t, failpoint.Disable("github.com/pingcap/tidb/pkg/disttask/framework/taskexecutor/mockStopManager"))
require.NoError(t, failpoint.Disable("github.com/pingcap/tidb/pkg/disttask/framework/taskexecutor/mockCleanExecutor"))
distContext.Close()
}
func TestHAFailInDifferentStageManyNodes(t *testing.T) {
ctx, ctrl, testContext, distContext := testutil.InitTestContext(t, 30)
defer ctrl.Finish()
testutil.RegisterTaskMeta(t, ctrl, testutil.GetMockHATestSchedulerExt(ctrl), testContext, nil)
// stage1 : server num from 30 to 27.
// stage2 : server num from 27 to 26.
require.NoError(t, failpoint.Enable("github.com/pingcap/tidb/pkg/disttask/framework/taskexecutor/mockCleanExecutor", "return()"))
require.NoError(t, failpoint.Enable("github.com/pingcap/tidb/pkg/disttask/framework/taskexecutor/mockStopManager", "30*return()"))
require.NoError(t, failpoint.Enable("github.com/pingcap/tidb/pkg/disttask/framework/taskexecutor/mockTiDBDown", "return(\":4000\")"))
require.NoError(t, failpoint.Enable("github.com/pingcap/tidb/pkg/disttask/framework/taskexecutor/mockTiDBDown2", "return()"))
testutil.DispatchTaskAndCheckSuccess(ctx, t, "😊", testContext, nil)
require.NoError(t, failpoint.Disable("github.com/pingcap/tidb/pkg/disttask/framework/taskexecutor/mockTiDBDown"))
require.NoError(t, failpoint.Disable("github.com/pingcap/tidb/pkg/disttask/framework/taskexecutor/mockTiDBDown2"))
require.NoError(t, failpoint.Disable("github.com/pingcap/tidb/pkg/disttask/framework/taskexecutor/mockStopManager"))
require.NoError(t, failpoint.Disable("github.com/pingcap/tidb/pkg/disttask/framework/taskexecutor/mockCleanExecutor"))
distContext.Close()
}
func TestHAReplacedButRunning(t *testing.T) {
ctx, ctrl, testContext, distContext := testutil.InitTestContext(t, 4)
defer ctrl.Finish()
testutil.RegisterTaskMeta(t, ctrl, testutil.GetMockHATestSchedulerExt(ctrl), testContext, nil)
require.NoError(t, failpoint.Enable("github.com/pingcap/tidb/pkg/disttask/framework/taskexecutor/mockTiDBPartitionThenResume", "10*return(true)"))
testutil.DispatchTaskAndCheckSuccess(ctx, t, "😊", testContext, nil)
require.NoError(t, failpoint.Disable("github.com/pingcap/tidb/pkg/disttask/framework/taskexecutor/mockTiDBPartitionThenResume"))
distContext.Close()
}
func TestHAReplacedButRunningManyNodes(t *testing.T) {
ctx, ctrl, testContext, distContext := testutil.InitTestContext(t, 30)
defer ctrl.Finish()
testutil.RegisterTaskMeta(t, ctrl, testutil.GetMockHATestSchedulerExt(ctrl), testContext, nil)
require.NoError(t, failpoint.Enable("github.com/pingcap/tidb/pkg/disttask/framework/taskexecutor/mockTiDBPartitionThenResume", "30*return(true)"))
testutil.DispatchTaskAndCheckSuccess(ctx, t, "😊", testContext, nil)
require.NoError(t, failpoint.Disable("github.com/pingcap/tidb/pkg/disttask/framework/taskexecutor/mockTiDBPartitionThenResume"))
distContext.Close()
}