feat(通道流量阈值): AUG26-011 运营商通道流量阈值达量停机与周期复机
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199
internal/application/carrierthreshold/execute.go
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199
internal/application/carrierthreshold/execute.go
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package carrierthreshold
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import (
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"context"
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"go.uber.org/zap"
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domain "github.com/break/junhong_cmp_fiber/internal/domain/carrierthreshold"
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"github.com/break/junhong_cmp_fiber/pkg/constants"
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"github.com/break/junhong_cmp_fiber/pkg/errors"
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)
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// 无法从运营商确认结果时的可安全展示原因(不含内部细节与渠道报文)。
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const (
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failedStopReason = "运营商停机调用失败,等待状态查询确认"
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unknownStopReason = "运营商停机结果未知,等待状态查询确认"
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failedResumeReason = "运营商复机调用失败,等待状态查询确认"
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unknownResumeReason = "运营商复机结果未知,等待状态查询确认"
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)
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// ExecuteStop 执行一次通道阈值达量停机,保证至多一次外部调用。
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//
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// 流程:提交认领(stop_submitted_at IS NULL 且仍持锁)→ 卡已停机则直接确认成功,不调运营商 →
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// 否则复用既有停机重试、Integration Log 与统一审计执行停机。认领失败表示该锁已提交过
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// (事件重复投递或人工重放),本次只结束,绝不重复调用;结果由恢复扫描查询收敛。
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// 任何分支都不删除锁行、不解锁。
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func (s *Service) ExecuteStop(ctx context.Context, lockID uint) error {
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if err := s.requireExecution(); err != nil {
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return err
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}
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lock, err := s.loadLock(ctx, lockID)
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if err != nil {
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return err
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}
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if lock == nil {
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s.logger.Info("通道阈值停机事件对应锁不存在,幂等跳过", zap.Uint("lock_id", lockID))
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return nil
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}
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claimed, err := s.ClaimStopSubmission(ctx, lockID, s.now())
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if err != nil {
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return err
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}
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if !claimed {
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s.logger.Info("通道阈值停机已提交过,只等待恢复扫描确认",
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zap.Uint("lock_id", lockID), zap.String("stop_status", lock.StopStatus))
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return nil
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}
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card, err := s.loadCard(ctx, lock.CardID)
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if err != nil {
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return err
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}
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if card == nil {
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// 卡事实不存在时无法调运营商,保留 submitted 由恢复扫描按窗口标记异常转人工。
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s.logger.Warn("通道阈值停机锁对应卡不存在,等待恢复扫描处理",
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zap.Uint("lock_id", lockID), zap.Uint("card_id", lock.CardID))
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return nil
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}
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if card.NetworkStatus == constants.NetworkStatusOffline {
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// 其他停因已先行停机:不重复调用运营商,直接确认本次停机目标已达成。
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if _, err := s.markTaskConfirmed(ctx, lockID, stopTask, ""); err != nil {
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return err
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}
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s.logger.Info("卡已停机,通道阈值停机直接确认成功",
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zap.Uint("lock_id", lockID), zap.Uint("card_id", lock.CardID), zap.String("stop_reason", card.StopReason))
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return nil
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}
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outcome, callErr := s.commander.StopCardForThreshold(ctx, lock.CardID)
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if callErr != nil && outcome.Result == "" {
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// 基础设施故障(读卡、写审计或写卡状态失败)导致结果无法判定:保留 submitted,
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// 交由恢复扫描查询确认,本次不判定终态、不重复调用。
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s.logger.Error("通道阈值停机执行失败,等待恢复扫描确认",
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zap.Uint("lock_id", lockID), zap.Uint("card_id", lock.CardID), zap.Error(callErr))
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return nil
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}
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if callErr != nil {
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s.logger.Warn("通道阈值停机运营商调用未成功,已按结果分类回填",
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zap.Uint("lock_id", lockID), zap.Uint("card_id", lock.CardID),
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zap.String("result", outcome.Result), zap.Error(callErr))
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}
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_, err = s.markTaskOutcome(ctx, lockID, stopTask, domain.TaskStatusSubmitted,
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taskResultOf(outcome), outcome.IntegrationID, stopFailureReason(outcome))
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if err != nil {
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return err
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}
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s.logger.Info("通道阈值停机任务已回填结果",
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zap.Uint("lock_id", lockID), zap.Uint("card_id", lock.CardID),
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zap.String("result", outcome.Result), zap.String("integration_id", outcome.IntegrationID))
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return nil
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}
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// ExecuteResume 执行一次通道阈值新周期复机,保证至多一次外部调用。
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//
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// 流程:提交认领(resume_submitted_at IS NULL)→ 卡已在线则直接确认成功,不调运营商 →
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// 否则复用既有复机重试、Integration Log 与统一审计执行复机(成功时同一事务写回卡状态,
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// 且只在停因为通道阈值时清除停因)。认领失败表示已提交过,绝不重复调用。
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func (s *Service) ExecuteResume(ctx context.Context, lockID uint) error {
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if err := s.requireExecution(); err != nil {
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return err
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}
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lock, err := s.loadLock(ctx, lockID)
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if err != nil {
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return err
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}
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if lock == nil {
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s.logger.Info("通道阈值复机事件对应锁不存在,幂等跳过", zap.Uint("lock_id", lockID))
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return nil
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}
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claimed, err := s.ClaimResumeSubmission(ctx, lockID, s.now())
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if err != nil {
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return err
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}
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if !claimed {
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s.logger.Info("通道阈值复机已提交过,只等待恢复扫描确认",
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zap.Uint("lock_id", lockID), zap.String("resume_status", lock.ResumeStatus))
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return nil
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}
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card, err := s.loadCard(ctx, lock.CardID)
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if err != nil {
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return err
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}
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if card == nil {
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s.logger.Warn("通道阈值复机锁对应卡不存在,等待恢复扫描处理",
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zap.Uint("lock_id", lockID), zap.Uint("card_id", lock.CardID))
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return nil
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}
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if card.NetworkStatus == constants.NetworkStatusOnline {
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if _, err := s.markTaskConfirmed(ctx, lockID, resumeTask, ""); err != nil {
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return err
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}
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s.logger.Info("卡已在线,通道阈值复机直接确认成功",
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zap.Uint("lock_id", lockID), zap.Uint("card_id", lock.CardID))
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return nil
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}
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outcome, callErr := s.commander.ResumeCardForThreshold(ctx, lock.CardID)
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if callErr != nil && outcome.Result == "" {
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s.logger.Error("通道阈值复机执行失败,等待恢复扫描确认",
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zap.Uint("lock_id", lockID), zap.Uint("card_id", lock.CardID), zap.Error(callErr))
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return nil
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}
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if callErr != nil {
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s.logger.Warn("通道阈值复机运营商调用未成功,已按结果分类回填",
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zap.Uint("lock_id", lockID), zap.Uint("card_id", lock.CardID),
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zap.String("result", outcome.Result), zap.Error(callErr))
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}
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_, err = s.markTaskOutcome(ctx, lockID, resumeTask, domain.TaskStatusSubmitted,
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taskResultOf(outcome), outcome.IntegrationID, resumeFailureReason(outcome))
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if err != nil {
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return err
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}
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s.logger.Info("通道阈值复机任务已回填结果",
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zap.Uint("lock_id", lockID), zap.Uint("card_id", lock.CardID),
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zap.String("result", outcome.Result), zap.String("integration_id", outcome.IntegrationID))
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return nil
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}
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// requireExecution 校验消费者与周期处理所需的端口已配置。
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func (s *Service) requireExecution() error {
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if s == nil || s.db == nil || s.repository == nil {
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return errors.New(errors.CodeServiceUnavailable, "通道流量阈值执行能力未完整配置")
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}
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if s.commander == nil {
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return errors.New(errors.CodeServiceUnavailable, "通道流量阈值停复机执行端口未配置")
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}
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return nil
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}
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// taskResultOf 把运营商调用结果映射为子任务终态。
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func taskResultOf(outcome domain.CommandOutcome) string {
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switch outcome.Result {
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case constants.AuditResultSuccess:
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return domain.TaskStatusConfirmed
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case constants.AuditResultUnknown:
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return domain.TaskStatusUnknown
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default:
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return domain.TaskStatusFailed
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}
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}
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// stopFailureReason 生成停机子任务的可安全失败原因,成功时为空。
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func stopFailureReason(outcome domain.CommandOutcome) string {
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if outcome.Confirmed() {
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return ""
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}
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if outcome.Unresolved() {
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return unknownStopReason
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}
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return failedStopReason
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}
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// resumeFailureReason 生成复机子任务的可安全失败原因,成功时为空。
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func resumeFailureReason(outcome domain.CommandOutcome) string {
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if outcome.Confirmed() {
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return ""
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}
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if outcome.Unresolved() {
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return unknownResumeReason
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}
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return failedResumeReason
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}
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