85 lines
3.2 KiB
Go
85 lines
3.2 KiB
Go
package deployment
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import (
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"context"
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"strings"
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"time"
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)
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// RecoveryDispositionSummary 是本机查询的明确输出边界，不包含请求键、绑定摘要或操作者凭据。
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type RecoveryDispositionSummary struct {
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SourceDispositionID string `json:"source_disposition_id,omitempty"`
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ID string `json:"id"`
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TransactionID string `json:"transaction_id"`
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ServerID string `json:"server_id"`
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Action RecoveryAction `json:"action"`
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Status string `json:"status"`
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ResultCode string `json:"result_code"`
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CreatedAt time.Time `json:"created_at"`
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UpdatedAt time.Time `json:"updated_at"`
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}
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func (r RecoveryDisposition) Summary() RecoveryDispositionSummary {
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return RecoveryDispositionSummary{
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SourceDispositionID: r.Intent.SourceDispositionID,
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ID: r.Intent.ID, TransactionID: r.Intent.TransactionID, ServerID: r.Intent.ServerID,
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Action: r.Intent.Action, Status: r.Status, ResultCode: r.ResultCode,
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CreatedAt: r.CreatedAt, UpdatedAt: r.UpdatedAt,
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}
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}
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func validDispositionID(id string) bool {
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return validDigest(id) && id == strings.ToLower(id) && id != strings.Repeat("0", 64)
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}
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func (r RecoveryDispositionSummary) Validate() error {
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if isRecoveryVerification(r.Action) != (r.SourceDispositionID != "") || (r.SourceDispositionID != "" && (!validDispositionID(r.SourceDispositionID) || r.SourceDispositionID == r.ID)) {
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return ErrRecoveryDispositionInvalid
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}
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if !validDispositionID(r.ID) || !validInspectionID(r.TransactionID) || !validRecoverySummary(r.ServerID) ||
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!validRecoveryAction(r.Action) || r.CreatedAt.IsZero() || r.UpdatedAt.IsZero() || r.UpdatedAt.Before(r.CreatedAt) {
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return ErrRecoveryDispositionInvalid
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}
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intent := RecoveryDispositionIntent{Action: r.Action}
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switch r.Status {
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case "running":
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if r.ResultCode == "" {
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return nil
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}
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case "succeeded":
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if r.ResultCode != RecoveryResultRejected && r.ResultCode != RecoveryResultUncertain && intent.AllowsResult(r.ResultCode) {
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return nil
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}
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case RecoveryResultRejected, RecoveryResultUncertain:
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if r.ResultCode == r.Status {
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return nil
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}
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}
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return ErrRecoveryDispositionInvalid
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}
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// GetRecoveryDisposition 不取得写操作门，执行中或重启后均可查询；查询本身不会重放动作或释放占用。
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func (s *Service) GetRecoveryDisposition(ctx context.Context, id string) (RecoveryDispositionSummary, error) {
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if !validDispositionID(id) {
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return RecoveryDispositionSummary{}, ErrRecoveryDispositionInvalid
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}
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if s == nil {
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return RecoveryDispositionSummary{}, ErrRecoveryDispositionUnavailable
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}
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journal, ok := s.journal.(RecoveryDispositionJournal)
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if !ok {
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return RecoveryDispositionSummary{}, ErrRecoveryDispositionUnavailable
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}
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ctx, cancel := context.WithTimeout(ctx, 10*time.Second)
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defer cancel()
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item, err := journal.GetRecoveryDisposition(ctx, id)
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if err != nil || ctx.Err() != nil || item.Intent.ID != id || item.Intent.Validate() != nil {
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return RecoveryDispositionSummary{}, ErrRecoveryDispositionUnavailable
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}
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summary := item.Summary()
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if summary.Validate() != nil {
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return RecoveryDispositionSummary{}, ErrRecoveryDispositionUnavailable
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}
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return summary, nil
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}
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