/
workflowStateCloseStatusValidator.go
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/
workflowStateCloseStatusValidator.go
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// Copyright (c) 2017 Uber Technologies, Inc.
//
// Permission is hereby granted, free of charge, to any person obtaining a copy
// of this software and associated documentation files (the "Software"), to deal
// in the Software without restriction, including without limitation the rights
// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
// copies of the Software, and to permit persons to whom the Software is
// furnished to do so, subject to the following conditions:
//
// The above copyright notice and this permission notice shall be included in
// all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
// THE SOFTWARE.
package persistence
import (
"fmt"
"github.com/uber/cadence/common/types"
)
var (
validWorkflowStates = map[int]struct{}{
WorkflowStateCreated: {},
WorkflowStateRunning: {},
WorkflowStateCompleted: {},
WorkflowStateZombie: {},
WorkflowStateCorrupted: {},
}
validWorkflowCloseStatuses = map[int]struct{}{
WorkflowCloseStatusNone: {},
WorkflowCloseStatusCompleted: {},
WorkflowCloseStatusFailed: {},
WorkflowCloseStatusCanceled: {},
WorkflowCloseStatusTerminated: {},
WorkflowCloseStatusContinuedAsNew: {},
WorkflowCloseStatusTimedOut: {},
}
)
// ValidateCreateWorkflowStateCloseStatus validate workflow state and close status
func ValidateCreateWorkflowStateCloseStatus(
state int,
closeStatus int,
) error {
if err := validateWorkflowState(state); err != nil {
return err
}
if err := validateWorkflowCloseStatus(closeStatus); err != nil {
return err
}
// validate workflow state & close status
if state == WorkflowStateCompleted || closeStatus != WorkflowCloseStatusNone {
return &types.InternalServiceError{
Message: fmt.Sprintf("Create workflow with invalid state: %v or close status: %v",
state, closeStatus),
}
}
return nil
}
// ValidateUpdateWorkflowStateCloseStatus validate workflow state and close status
func ValidateUpdateWorkflowStateCloseStatus(
state int,
closeStatus int,
) error {
if err := validateWorkflowState(state); err != nil {
return err
}
if err := validateWorkflowCloseStatus(closeStatus); err != nil {
return err
}
// validate workflow state & close status
if closeStatus == WorkflowCloseStatusNone {
if state == WorkflowStateCompleted {
return &types.InternalServiceError{
Message: fmt.Sprintf("Update workflow with invalid state: %v or close status: %v",
state, closeStatus),
}
}
} else {
// WorkflowCloseStatusCompleted
// WorkflowCloseStatusFailed
// WorkflowCloseStatusCanceled
// WorkflowCloseStatusTerminated
// WorkflowCloseStatusContinuedAsNew
// WorkflowCloseStatusTimedOut
if state != WorkflowStateCompleted {
return &types.InternalServiceError{
Message: fmt.Sprintf("Update workflow with invalid state: %v or close status: %v",
state, closeStatus),
}
}
}
return nil
}
// validateWorkflowState validate workflow state
func validateWorkflowState(
state int,
) error {
if _, ok := validWorkflowStates[state]; !ok {
return &types.InternalServiceError{
Message: fmt.Sprintf("Invalid workflow state: %v", state),
}
}
return nil
}
// validateWorkflowCloseStatus validate workflow close status
func validateWorkflowCloseStatus(
closeStatus int,
) error {
if _, ok := validWorkflowCloseStatuses[closeStatus]; !ok {
return &types.InternalServiceError{
Message: fmt.Sprintf("Invalid workflow close status: %v", closeStatus),
}
}
return nil
}
// ToInternalWorkflowExecutionCloseStatus convert persistence representation of close status to internal representation
func ToInternalWorkflowExecutionCloseStatus(
closeStatus int,
) *types.WorkflowExecutionCloseStatus {
switch closeStatus {
case WorkflowCloseStatusNone:
return nil
case WorkflowCloseStatusCompleted:
return types.WorkflowExecutionCloseStatusCompleted.Ptr()
case WorkflowCloseStatusFailed:
return types.WorkflowExecutionCloseStatusFailed.Ptr()
case WorkflowCloseStatusCanceled:
return types.WorkflowExecutionCloseStatusCanceled.Ptr()
case WorkflowCloseStatusTerminated:
return types.WorkflowExecutionCloseStatusTerminated.Ptr()
case WorkflowCloseStatusContinuedAsNew:
return types.WorkflowExecutionCloseStatusContinuedAsNew.Ptr()
case WorkflowCloseStatusTimedOut:
return types.WorkflowExecutionCloseStatusTimedOut.Ptr()
default:
panic("Invalid value for enum WorkflowExecutionCloseStatus")
}
}
// FromInternalWorkflowExecutionCloseStatus convert internal representation of close status to persistence representation
func FromInternalWorkflowExecutionCloseStatus(
closeStatus *types.WorkflowExecutionCloseStatus,
) int {
if closeStatus == nil {
return WorkflowCloseStatusNone
}
switch *closeStatus {
case types.WorkflowExecutionCloseStatusCompleted:
return WorkflowCloseStatusCompleted
case types.WorkflowExecutionCloseStatusFailed:
return WorkflowCloseStatusFailed
case types.WorkflowExecutionCloseStatusCanceled:
return WorkflowCloseStatusCanceled
case types.WorkflowExecutionCloseStatusTerminated:
return WorkflowCloseStatusTerminated
case types.WorkflowExecutionCloseStatusContinuedAsNew:
return WorkflowCloseStatusContinuedAsNew
case types.WorkflowExecutionCloseStatusTimedOut:
return WorkflowCloseStatusTimedOut
default:
panic("Invalid value for enum WorkflowExecutionCloseStatus")
}
}