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383 lines
13 KiB
Go
383 lines
13 KiB
Go
// The MIT License
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//
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// Copyright (c) 2020 Temporal Technologies Inc. All rights reserved.
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//
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// Copyright (c) 2020 Uber Technologies, Inc.
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//
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// Permission is hereby granted, free of charge, to any person obtaining a copy
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// of this software and associated documentation files (the "Software"), to deal
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// in the Software without restriction, including without limitation the rights
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// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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// copies of the Software, and to permit persons to whom the Software is
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// furnished to do so, subject to the following conditions:
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//
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// The above copyright notice and this permission notice shall be included in
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// all copies or substantial portions of the Software.
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//
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// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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// THE SOFTWARE.
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package history
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import (
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"context"
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"reflect"
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"runtime"
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"testing"
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"github.com/golang/mock/gomock"
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"github.com/pborman/uuid"
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"github.com/stretchr/testify/require"
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"github.com/stretchr/testify/suite"
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enumspb "go.temporal.io/api/enums/v1"
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historypb "go.temporal.io/api/history/v1"
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enumsspb "go.temporal.io/server/api/enums/v1"
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persistencespb "go.temporal.io/server/api/persistence/v1"
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"go.temporal.io/server/common/cluster"
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"go.temporal.io/server/common/namespace"
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"go.temporal.io/server/service/history/consts"
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"go.temporal.io/server/service/history/workflow"
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)
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type (
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nDCWorkflowSuite struct {
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suite.Suite
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*require.Assertions
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controller *gomock.Controller
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mockNamespaceCache *namespace.MockRegistry
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mockContext *workflow.MockContext
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mockMutableState *workflow.MockMutableState
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mockClusterMetadata *cluster.MockMetadata
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namespaceID string
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workflowID string
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runID string
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}
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)
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func TestNDCWorkflowSuite(t *testing.T) {
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s := new(nDCWorkflowSuite)
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suite.Run(t, s)
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}
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func (s *nDCWorkflowSuite) SetupTest() {
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s.Assertions = require.New(s.T())
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s.controller = gomock.NewController(s.T())
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s.mockNamespaceCache = namespace.NewMockRegistry(s.controller)
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s.mockContext = workflow.NewMockContext(s.controller)
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s.mockMutableState = workflow.NewMockMutableState(s.controller)
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s.mockClusterMetadata = cluster.NewMockMetadata(s.controller)
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s.mockClusterMetadata.EXPECT().GetCurrentClusterName().Return(cluster.TestCurrentClusterName).AnyTimes()
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s.namespaceID = uuid.New()
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s.workflowID = "some random workflow ID"
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s.runID = uuid.New()
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}
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func (s *nDCWorkflowSuite) TearDownTest() {
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s.controller.Finish()
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}
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func (s *nDCWorkflowSuite) TestGetMethods() {
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lastEventTaskID := int64(144)
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lastEventVersion := int64(12)
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s.mockMutableState.EXPECT().GetLastWriteVersion().Return(lastEventVersion, nil).AnyTimes()
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s.mockMutableState.EXPECT().GetExecutionInfo().Return(&persistencespb.WorkflowExecutionInfo{
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NamespaceId: s.namespaceID,
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WorkflowId: s.workflowID,
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LastEventTaskId: lastEventTaskID,
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}).AnyTimes()
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s.mockMutableState.EXPECT().GetExecutionState().Return(&persistencespb.WorkflowExecutionState{
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RunId: s.runID,
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}).AnyTimes()
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nDCWorkflow := newNDCWorkflow(
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context.Background(),
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s.mockNamespaceCache,
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s.mockClusterMetadata,
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s.mockContext,
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s.mockMutableState,
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workflow.NoopReleaseFn,
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)
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s.Equal(s.mockContext, nDCWorkflow.getContext())
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s.Equal(s.mockMutableState, nDCWorkflow.getMutableState())
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// NOTE golang does not seem to let people compare functions, easily
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// link: https://github.com/stretchr/testify/issues/182
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// this is a hack to compare 2 functions, being the same
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expectedReleaseFn := runtime.FuncForPC(reflect.ValueOf(workflow.NoopReleaseFn).Pointer()).Name()
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actualReleaseFn := runtime.FuncForPC(reflect.ValueOf(nDCWorkflow.getReleaseFn()).Pointer()).Name()
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s.Equal(expectedReleaseFn, actualReleaseFn)
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version, taskID, err := nDCWorkflow.getVectorClock()
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s.NoError(err)
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s.Equal(lastEventVersion, version)
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s.Equal(lastEventTaskID, taskID)
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}
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func (s *nDCWorkflowSuite) TestHappensAfter_LargerVersion() {
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thisLastWriteVersion := int64(0)
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thisLastEventTaskID := int64(100)
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thatLastWriteVersion := thisLastWriteVersion - 1
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thatLastEventTaskID := int64(123)
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s.True(WorkflowHappensAfter(
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thisLastWriteVersion,
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thisLastEventTaskID,
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thatLastWriteVersion,
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thatLastEventTaskID,
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))
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}
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func (s *nDCWorkflowSuite) TestHappensAfter_SmallerVersion() {
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thisLastWriteVersion := int64(0)
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thisLastEventTaskID := int64(100)
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thatLastWriteVersion := thisLastWriteVersion + 1
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thatLastEventTaskID := int64(23)
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s.False(WorkflowHappensAfter(
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thisLastWriteVersion,
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thisLastEventTaskID,
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thatLastWriteVersion,
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thatLastEventTaskID,
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))
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}
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func (s *nDCWorkflowSuite) TestHappensAfter_SameVersion_SmallerTaskID() {
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thisLastWriteVersion := int64(0)
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thisLastEventTaskID := int64(100)
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thatLastWriteVersion := thisLastWriteVersion
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thatLastEventTaskID := thisLastEventTaskID + 1
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s.False(WorkflowHappensAfter(
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thisLastWriteVersion,
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thisLastEventTaskID,
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thatLastWriteVersion,
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thatLastEventTaskID,
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))
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}
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func (s *nDCWorkflowSuite) TestHappensAfter_SameVersion_LatrgerTaskID() {
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thisLastWriteVersion := int64(0)
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thisLastEventTaskID := int64(100)
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thatLastWriteVersion := thisLastWriteVersion
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thatLastEventTaskID := thisLastEventTaskID - 1
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s.True(WorkflowHappensAfter(
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thisLastWriteVersion,
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thisLastEventTaskID,
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thatLastWriteVersion,
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thatLastEventTaskID,
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))
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}
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func (s *nDCWorkflowSuite) TestSuppressWorkflowBy_Error() {
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nDCWorkflow := newNDCWorkflow(
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context.Background(),
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s.mockNamespaceCache,
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s.mockClusterMetadata,
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s.mockContext,
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s.mockMutableState,
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workflow.NoopReleaseFn,
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)
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incomingMockContext := workflow.NewMockContext(s.controller)
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incomingMockMutableState := workflow.NewMockMutableState(s.controller)
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incomingNDCWorkflow := newNDCWorkflow(
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context.Background(),
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s.mockNamespaceCache,
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s.mockClusterMetadata,
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incomingMockContext,
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incomingMockMutableState,
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workflow.NoopReleaseFn,
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)
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// cannot suppress by older workflow
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lastEventTaskID := int64(144)
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lastEventVersion := int64(12)
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s.mockMutableState.EXPECT().GetLastWriteVersion().Return(lastEventVersion, nil).AnyTimes()
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s.mockMutableState.EXPECT().GetExecutionInfo().Return(&persistencespb.WorkflowExecutionInfo{
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NamespaceId: s.namespaceID,
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WorkflowId: s.workflowID,
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LastEventTaskId: lastEventTaskID,
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}).AnyTimes()
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s.mockMutableState.EXPECT().GetExecutionState().Return(&persistencespb.WorkflowExecutionState{
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RunId: s.runID,
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}).AnyTimes()
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incomingRunID := uuid.New()
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incomingLastEventTaskID := int64(144)
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incomingLastEventVersion := lastEventVersion - 1
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incomingMockMutableState.EXPECT().GetLastWriteVersion().Return(incomingLastEventVersion, nil).AnyTimes()
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incomingMockMutableState.EXPECT().GetExecutionInfo().Return(&persistencespb.WorkflowExecutionInfo{
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NamespaceId: s.namespaceID,
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WorkflowId: s.workflowID,
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LastEventTaskId: incomingLastEventTaskID,
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}).AnyTimes()
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incomingMockMutableState.EXPECT().GetExecutionState().Return(&persistencespb.WorkflowExecutionState{
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RunId: incomingRunID,
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}).AnyTimes()
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_, err := nDCWorkflow.suppressBy(incomingNDCWorkflow)
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s.Error(err)
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}
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func (s *nDCWorkflowSuite) TestSuppressWorkflowBy_Terminate() {
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lastEventID := int64(2)
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lastEventTaskID := int64(144)
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lastEventVersion := int64(12)
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s.mockMutableState.EXPECT().GetNextEventID().Return(lastEventID + 1).AnyTimes()
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s.mockMutableState.EXPECT().GetLastWriteVersion().Return(lastEventVersion, nil).AnyTimes()
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s.mockMutableState.EXPECT().GetExecutionInfo().Return(&persistencespb.WorkflowExecutionInfo{
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NamespaceId: s.namespaceID,
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WorkflowId: s.workflowID,
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LastEventTaskId: lastEventTaskID,
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}).AnyTimes()
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s.mockMutableState.EXPECT().GetExecutionState().Return(&persistencespb.WorkflowExecutionState{
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RunId: s.runID,
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}).AnyTimes()
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nDCWorkflow := newNDCWorkflow(
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context.Background(),
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s.mockNamespaceCache,
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s.mockClusterMetadata,
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s.mockContext,
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s.mockMutableState,
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workflow.NoopReleaseFn,
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)
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incomingRunID := uuid.New()
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incomingLastEventTaskID := int64(144)
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incomingLastEventVersion := lastEventVersion + 1
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incomingMockContext := workflow.NewMockContext(s.controller)
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incomingMockMutableState := workflow.NewMockMutableState(s.controller)
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incomingNDCWorkflow := newNDCWorkflow(
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context.Background(),
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s.mockNamespaceCache,
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s.mockClusterMetadata,
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incomingMockContext,
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incomingMockMutableState,
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workflow.NoopReleaseFn,
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)
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incomingMockMutableState.EXPECT().GetLastWriteVersion().Return(incomingLastEventVersion, nil).AnyTimes()
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incomingMockMutableState.EXPECT().GetExecutionInfo().Return(&persistencespb.WorkflowExecutionInfo{
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NamespaceId: s.namespaceID,
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WorkflowId: s.workflowID,
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LastEventTaskId: incomingLastEventTaskID,
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}).AnyTimes()
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incomingMockMutableState.EXPECT().GetExecutionState().Return(&persistencespb.WorkflowExecutionState{
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RunId: incomingRunID,
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}).AnyTimes()
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s.mockClusterMetadata.EXPECT().ClusterNameForFailoverVersion(true, lastEventVersion).Return(cluster.TestCurrentClusterName).AnyTimes()
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s.mockClusterMetadata.EXPECT().GetCurrentClusterName().Return(cluster.TestCurrentClusterName).AnyTimes()
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s.mockMutableState.EXPECT().UpdateCurrentVersion(lastEventVersion, true).Return(nil).AnyTimes()
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inFlightWorkflowTask := &workflow.WorkflowTaskInfo{
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Version: 1234,
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ScheduledEventID: 5678,
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StartedEventID: 9012,
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}
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s.mockMutableState.EXPECT().GetInFlightWorkflowTask().Return(inFlightWorkflowTask, true)
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s.mockMutableState.EXPECT().AddWorkflowTaskFailedEvent(
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inFlightWorkflowTask.ScheduledEventID,
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inFlightWorkflowTask.StartedEventID,
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enumspb.WORKFLOW_TASK_FAILED_CAUSE_FAILOVER_CLOSE_COMMAND,
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nil,
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consts.IdentityHistoryService,
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"",
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"",
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"",
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int64(0),
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).Return(&historypb.HistoryEvent{}, nil)
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s.mockMutableState.EXPECT().FlushBufferedEvents()
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s.mockMutableState.EXPECT().AddWorkflowExecutionTerminatedEvent(
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lastEventID+1, workflowTerminationReason, gomock.Any(), workflowTerminationIdentity, false,
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).Return(&historypb.HistoryEvent{}, nil)
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// if workflow is in zombie or finished state, keep as is
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s.mockMutableState.EXPECT().IsWorkflowExecutionRunning().Return(false)
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policy, err := nDCWorkflow.suppressBy(incomingNDCWorkflow)
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s.NoError(err)
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s.Equal(workflow.TransactionPolicyPassive, policy)
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s.mockMutableState.EXPECT().IsWorkflowExecutionRunning().Return(true)
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policy, err = nDCWorkflow.suppressBy(incomingNDCWorkflow)
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s.NoError(err)
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s.Equal(workflow.TransactionPolicyActive, policy)
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}
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func (s *nDCWorkflowSuite) TestSuppressWorkflowBy_Zombiefy() {
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lastEventTaskID := int64(144)
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lastEventVersion := int64(12)
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s.mockMutableState.EXPECT().GetLastWriteVersion().Return(lastEventVersion, nil).AnyTimes()
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executionInfo := &persistencespb.WorkflowExecutionInfo{
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NamespaceId: s.namespaceID,
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WorkflowId: s.workflowID,
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LastEventTaskId: lastEventTaskID,
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}
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s.mockMutableState.EXPECT().GetExecutionInfo().Return(executionInfo).AnyTimes()
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executionState := &persistencespb.WorkflowExecutionState{
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RunId: s.runID,
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}
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s.mockMutableState.EXPECT().UpdateWorkflowStateStatus(enumsspb.WORKFLOW_EXECUTION_STATE_ZOMBIE, enumspb.WORKFLOW_EXECUTION_STATUS_RUNNING).
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DoAndReturn(func(state enumsspb.WorkflowExecutionState, status enumspb.WorkflowExecutionStatus) error {
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executionState.State, executionState.Status = state, status
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return nil
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}).AnyTimes()
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nDCWorkflow := newNDCWorkflow(
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context.Background(),
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s.mockNamespaceCache,
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s.mockClusterMetadata,
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s.mockContext,
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s.mockMutableState,
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workflow.NoopReleaseFn,
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)
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incomingRunID := uuid.New()
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incomingLastEventTaskID := int64(144)
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incomingLastEventVersion := lastEventVersion + 1
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incomingMockContext := workflow.NewMockContext(s.controller)
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incomingMockMutableState := workflow.NewMockMutableState(s.controller)
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incomingNDCWorkflow := newNDCWorkflow(
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context.Background(),
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s.mockNamespaceCache,
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s.mockClusterMetadata,
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incomingMockContext,
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incomingMockMutableState,
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workflow.NoopReleaseFn,
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)
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incomingMockMutableState.EXPECT().GetLastWriteVersion().Return(incomingLastEventVersion, nil).AnyTimes()
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incomingMockMutableState.EXPECT().GetExecutionInfo().Return(&persistencespb.WorkflowExecutionInfo{
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NamespaceId: s.namespaceID,
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WorkflowId: s.workflowID,
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LastEventTaskId: incomingLastEventTaskID,
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}).AnyTimes()
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incomingMockMutableState.EXPECT().GetExecutionState().Return(&persistencespb.WorkflowExecutionState{
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RunId: incomingRunID,
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}).AnyTimes()
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s.mockClusterMetadata.EXPECT().ClusterNameForFailoverVersion(true, lastEventVersion).Return(cluster.TestAlternativeClusterName).AnyTimes()
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s.mockClusterMetadata.EXPECT().GetCurrentClusterName().Return(cluster.TestCurrentClusterName).AnyTimes()
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// if workflow is in zombie or finished state, keep as is
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s.mockMutableState.EXPECT().IsWorkflowExecutionRunning().Return(false)
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policy, err := nDCWorkflow.suppressBy(incomingNDCWorkflow)
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s.NoError(err)
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s.Equal(workflow.TransactionPolicyPassive, policy)
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s.mockMutableState.EXPECT().IsWorkflowExecutionRunning().Return(true)
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policy, err = nDCWorkflow.suppressBy(incomingNDCWorkflow)
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s.NoError(err)
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s.Equal(workflow.TransactionPolicyPassive, policy)
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s.Equal(enumsspb.WORKFLOW_EXECUTION_STATE_ZOMBIE, executionState.State)
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s.EqualValues(enumspb.WORKFLOW_EXECUTION_STATUS_RUNNING, executionState.Status)
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}
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