Persist workflow request ids into Cassandra

common/persistence/data_manager_interfaces.go

@@ -217,6 +217,32 @@ const (
 	TaskTypeWorkflowBackoffTimer
 )
 
+// WorkflowRequestType is the type of workflow request
+type WorkflowRequestType int
+
+// Types of workflow requests
+const (
+	WorkflowRequestTypeStart WorkflowRequestType = iota
+	WorkflowRequestTypeSignal
+	WorkflowRequestTypeCancel
+	WorkflowRequestTypeReset
+)
+
+// CreateWorkflowRequestMode is the mode of create workflow request
+type CreateWorkflowRequestMode int
+
+// Modes of create workflow request
+const (
+	// Fail if data with the same domain_id, workflow_id, request_id exists
+	// It is used for transactions started by external API requests
+	// to allow us detecting duplicate requests
+	CreateWorkflowRequestModeNew CreateWorkflowRequestMode = iota
+	// Upsert the data without checking duplication
+	// It is used for transactions started by replication stack to achieve
+	// eventual consistency
+	CreateWorkflowRequestModeReplicated
+)
+
 // UnknownNumRowsAffected is returned when the number of rows that an API affected cannot be determined
 const UnknownNumRowsAffected = -1
 
@@ -608,7 +634,8 @@ type (
 
 		NewWorkflowSnapshot WorkflowSnapshot
 
-		DomainName string
+		WorkflowRequestMode CreateWorkflowRequestMode
+		DomainName          string
 	}
 
 	// CreateWorkflowExecutionResponse is the response to CreateWorkflowExecutionRequest
@@ -699,6 +726,8 @@ type (
 
 		NewWorkflowSnapshot *WorkflowSnapshot
 
+		WorkflowRequestMode CreateWorkflowRequestMode
+
 		Encoding common.EncodingType // optional binary encoding type
 
 		DomainName string
@@ -719,6 +748,8 @@ type (
 		// current workflow
 		CurrentWorkflowMutation *WorkflowMutation
 
+		WorkflowRequestMode CreateWorkflowRequestMode
+
 		Encoding common.EncodingType // optional binary encoding type
 
 		DomainName string
@@ -733,6 +764,13 @@ type (
 		Events      []*types.HistoryEvent
 	}
 
+	// WorkflowRequest is used as requestID and it's corresponding failover version container
+	WorkflowRequest struct {
+		RequestID   string
+		Version     int64
+		RequestType WorkflowRequestType
+	}
+
 	// WorkflowMutation is used as generic workflow execution state mutation
 	WorkflowMutation struct {
 		ExecutionInfo    *WorkflowExecutionInfo
@@ -759,6 +797,8 @@ type (
 		ReplicationTasks  []Task
 		TimerTasks        []Task
 
+		WorkflowRequests []*WorkflowRequest
+
 		Condition int64
 		Checksum  checksum.Checksum
 	}
@@ -781,6 +821,8 @@ type (
 		ReplicationTasks  []Task
 		TimerTasks        []Task
 
+		WorkflowRequests []*WorkflowRequest
+
 		Condition int64
 		Checksum  checksum.Checksum
 	}

common/persistence/data_store_interfaces.go

@@ -240,6 +240,8 @@ type (
 		PreviousLastWriteVersion int64
 
 		NewWorkflowSnapshot InternalWorkflowSnapshot
+
+		WorkflowRequestMode CreateWorkflowRequestMode
 	}
 
 	// InternalGetReplicationTasksResponse is the response to GetReplicationTask
@@ -424,6 +426,8 @@ type (
 		UpdateWorkflowMutation InternalWorkflowMutation
 
 		NewWorkflowSnapshot *InternalWorkflowSnapshot
+
+		WorkflowRequestMode CreateWorkflowRequestMode
 	}
 
 	// InternalConflictResolveWorkflowExecutionRequest is used to reset workflow execution state for Persistence Interface
@@ -440,6 +444,8 @@ type (
 
 		// current workflow
 		CurrentWorkflowMutation *InternalWorkflowMutation
+
+		WorkflowRequestMode CreateWorkflowRequestMode
 	}
 
 	// InternalWorkflowMutation is used as generic workflow execution state mutation for Persistence Interface
@@ -469,6 +475,8 @@ type (
 		TimerTasks        []Task
 		ReplicationTasks  []Task
 
+		WorkflowRequests []*WorkflowRequest
+
 		Condition int64
 
 		Checksum     checksum.Checksum
@@ -494,6 +502,8 @@ type (
 		TimerTasks        []Task
 		ReplicationTasks  []Task
 
+		WorkflowRequests []*WorkflowRequest
+
 		Condition int64
 
 		Checksum     checksum.Checksum

common/persistence/errors.go

@@ -22,6 +22,8 @@
 
 package persistence
 
+import "fmt"
+
 type (
 	// TimeoutError is returned when a write operation fails due to a timeout
 	TimeoutError struct {
@@ -73,8 +75,16 @@
 		CloseStatus      int
 		LastWriteVersion int64
 	}
+
+	DuplicateRequestError struct {
+		RunID string
+	}
 )
 
+func (e *DuplicateRequestError) Error() string {
+	return fmt.Sprintf("Request has already been applied to runID: %s", e.RunID)
+}
+
 func (e *InvalidPersistenceRequestError) Error() string {
 	return e.Msg
 }

common/persistence/execution_manager.go

@@ -346,6 +346,8 @@
 
 		UpdateWorkflowMutation: *serializedWorkflowMutation,
 		NewWorkflowSnapshot:    serializedNewWorkflowSnapshot,
+
+		WorkflowRequestMode: request.WorkflowRequestMode,
 	}
 	msuss := m.statsComputer.computeMutableStateUpdateStats(newRequest)
 	err = m.persistence.UpdateWorkflowExecution(ctx, newRequest)
@@ -563,6 +565,8 @@
 		NewWorkflowSnapshot: serializedNewWorkflowMutation,
 
 		CurrentWorkflowMutation: serializedCurrentWorkflowMutation,
+
+		WorkflowRequestMode: request.WorkflowRequestMode,
 	}
 	msuss := m.statsComputer.computeMutableStateConflictResolveStats(newRequest)
 	err = m.persistence.ConflictResolveWorkflowExecution(ctx, newRequest)
@@ -593,6 +597,8 @@
 		PreviousLastWriteVersion: request.PreviousLastWriteVersion,
 
 		NewWorkflowSnapshot: *serializedNewWorkflowSnapshot,
+
+		WorkflowRequestMode: request.WorkflowRequestMode,
 	}
 
 	msuss := m.statsComputer.computeMutableStateCreateStats(newRequest)
@@ -675,6 +681,8 @@
 		ReplicationTasks:  input.ReplicationTasks,
 		TimerTasks:        input.TimerTasks,
 
+		WorkflowRequests: input.WorkflowRequests,
+
 		Condition:    input.Condition,
 		Checksum:     input.Checksum,
 		ChecksumData: checksumData,
@@ -739,6 +747,8 @@
 		ReplicationTasks:  input.ReplicationTasks,
 		TimerTasks:        input.TimerTasks,
 
+		WorkflowRequests: input.WorkflowRequests,
+
 		Condition:    input.Condition,
 		Checksum:     input.Checksum,
 		ChecksumData: checksumData,

common/persistence/nosql/nosql_execution_store.go

@@ -75,6 +75,11 @@
 		return nil, err
 	}
 
+	workflowRequestWriteMode, err := getWorkflowRequestWriteMode(request.WorkflowRequestMode)
+	if err != nil {
+		return nil, err
+	}
+
 	currentWorkflowWriteReq, err := d.prepareCurrentWorkflowRequestForCreateWorkflowTxn(domainID, workflowID, runID, executionInfo, lastWriteVersion, request)
 	if err != nil {
 		return nil, err
@@ -94,13 +99,21 @@
 		return nil, err
 	}
 
+	workflowRequests := d.prepareWorkflowRequestRows(domainID, workflowID, runID, newWorkflow.WorkflowRequests, nil)
+
 	shardCondition := &nosqlplugin.ShardCondition{
 		ShardID: d.shardID,
 		RangeID: request.RangeID,
 	}
 
+	workflowRequestsWriteRequest := &nosqlplugin.WorkflowRequestsWriteRequest{
+		Rows:      workflowRequests,
+		WriteMode: workflowRequestWriteMode,
+	}
+
 	err = d.db.InsertWorkflowExecutionWithTasks(
 		ctx,
+		workflowRequestsWriteRequest,
 		currentWorkflowWriteReq, workflowExecutionWriteReq,
 		transferTasks, crossClusterTasks, replicationTasks, timerTasks,
 		shardCondition,
@@ -133,6 +146,10 @@
 					CloseStatus:      conditionFailureErr.WorkflowExecutionAlreadyExists.CloseStatus,
 					LastWriteVersion: conditionFailureErr.WorkflowExecutionAlreadyExists.LastWriteVersion,
 				}
+			case conditionFailureErr.DuplicateRequest != nil:
+				return nil, &persistence.DuplicateRequestError{
+					RunID: conditionFailureErr.DuplicateRequest.RunID,
+				}
 			default:
 				// If ever runs into this branch, there is bug in the code either in here, or in the implementation of nosql plugin
 				err := fmt.Errorf("unsupported conditionFailureReason error")
@@ -187,6 +204,10 @@
 		return err
 	}
 
+	workflowRequestWriteMode, err := getWorkflowRequestWriteMode(request.WorkflowRequestMode)
+	if err != nil {
+		return err
+	}
 	var currentWorkflowWriteReq *nosqlplugin.CurrentWorkflowWriteRequest
 
 	switch request.Mode {
@@ -269,7 +290,7 @@
 	var nosqlCrossClusterTasks []*nosqlplugin.CrossClusterTask
 	var nosqlReplicationTasks []*nosqlplugin.ReplicationTask
 	var nosqlTimerTasks []*nosqlplugin.TimerTask
-	var err error
+	var workflowRequests []*nosqlplugin.WorkflowRequestRow
 
 	// 1. current
 	mutateExecution, err = d.prepareUpdateWorkflowExecutionRequestWithMapsAndEventBuffer(&updateWorkflow)
@@ -284,6 +305,7 @@
 	if err != nil {
 		return err
 	}
+	workflowRequests = d.prepareWorkflowRequestRows(domainID, workflowID, runID, updateWorkflow.WorkflowRequests, workflowRequests)
 
 	// 2. new
 	if newWorkflow != nil {
@@ -300,15 +322,21 @@
 		if err != nil {
 			return err
 		}
+		workflowRequests = d.prepareWorkflowRequestRows(domainID, workflowID, newWorkflow.ExecutionInfo.RunID, newWorkflow.WorkflowRequests, workflowRequests)
 	}
 
 	shardCondition := &nosqlplugin.ShardCondition{
 		ShardID: d.shardID,
 		RangeID: request.RangeID,
 	}
 
+	workflowRequestsWriteRequest := &nosqlplugin.WorkflowRequestsWriteRequest{
+		Rows:      workflowRequests,
+		WriteMode: workflowRequestWriteMode,
+	}
+
 	err = d.db.UpdateWorkflowExecutionWithTasks(
-		ctx, currentWorkflowWriteReq,
+		ctx, workflowRequestsWriteRequest, currentWorkflowWriteReq,
 		mutateExecution, insertExecution, nil, // no workflow to reset here
 		nosqlTransferTasks, nosqlCrossClusterTasks, nosqlReplicationTasks, nosqlTimerTasks,
 		shardCondition)
@@ -336,6 +364,10 @@
 		return err
 	}
 
+	workflowRequestWriteMode, err := getWorkflowRequestWriteMode(request.WorkflowRequestMode)
+	if err != nil {
+		return err
+	}
 	var currentWorkflowWriteReq *nosqlplugin.CurrentWorkflowWriteRequest
 	var prevRunID string
 
@@ -393,7 +425,7 @@
 	var nosqlCrossClusterTasks []*nosqlplugin.CrossClusterTask
 	var nosqlReplicationTasks []*nosqlplugin.ReplicationTask
 	var nosqlTimerTasks []*nosqlplugin.TimerTask
-	var err error
+	var workflowRequests []*nosqlplugin.WorkflowRequestRow
 
 	// 1. current
 	if currentWorkflow != nil {
@@ -409,6 +441,7 @@
 		if err != nil {
 			return err
 		}
+		workflowRequests = d.prepareWorkflowRequestRows(domainID, workflowID, currentWorkflow.ExecutionInfo.RunID, currentWorkflow.WorkflowRequests, workflowRequests)
 	}
 
 	// 2. reset
@@ -424,6 +457,7 @@
 	if err != nil {
 		return err
 	}
+	workflowRequests = d.prepareWorkflowRequestRows(domainID, workflowID, resetWorkflow.ExecutionInfo.RunID, resetWorkflow.WorkflowRequests, workflowRequests)
 
 	// 3. new
 	if newWorkflow != nil {
@@ -440,15 +474,21 @@
 		if err != nil {
 			return err
 		}
+		workflowRequests = d.prepareWorkflowRequestRows(domainID, workflowID, newWorkflow.ExecutionInfo.RunID, newWorkflow.WorkflowRequests, workflowRequests)
 	}
 
 	shardCondition := &nosqlplugin.ShardCondition{
 		ShardID: d.shardID,
 		RangeID: request.RangeID,
 	}
 
+	workflowRequestsWriteRequest := &nosqlplugin.WorkflowRequestsWriteRequest{
+		Rows:      workflowRequests,
+		WriteMode: workflowRequestWriteMode,
+	}
+
 	err = d.db.UpdateWorkflowExecutionWithTasks(
-		ctx, currentWorkflowWriteReq,
+		ctx, workflowRequestsWriteRequest, currentWorkflowWriteReq,
 		mutateExecution, insertExecution, resetExecution,
 		nosqlTransferTasks, nosqlCrossClusterTasks, nosqlReplicationTasks, nosqlTimerTasks,
 		shardCondition)