func()

in internal/onetime/hanadiskbackup/hanadiskbackup.go [553:595]

• 41 lines of code
• 17 McCabe index (conditional complexity)

func (s *Snapshot) validateParameters(os string, cp *ipb.CloudProperties) error {
	if s.SkipDBSnapshotForChangeDiskType {
		log.Logger.Debug("Skipping parameter validation for change disk type workflow.")
		return nil
	}
	switch {
	case os == "windows":
		return fmt.Errorf("disk snapshot is only supported on Linux systems")
	case s.Sid == "":
		return fmt.Errorf("%s", "required argument -sid not passed. Usage:"+s.Usage())
	case s.HDBUserstoreKey == "":
		switch {
		case s.HanaDBUser == "":
			return fmt.Errorf("%s", "either -hana-db-user or -hdbuserstore-key is required. Usage:"+s.Usage())
		case s.Port == "" && s.InstanceID == "":
			return fmt.Errorf("%s", "either -port and -instance-id, or -hdbuserstore-key is required. Usage:"+s.Usage())
		case s.Password == "" && s.PasswordSecret == "":
			return fmt.Errorf("%s", "either -password, -password-secret or -hdbuserstore-key is required. Usage:"+s.Usage())
		}
	}

	if s.SnapshotType != "STANDARD" && s.SnapshotType != "ARCHIVE" {
		return fmt.Errorf("invalid snapshot type, only STANDARD and ARCHIVE are supported")
	}
	if s.Project == "" {
		s.Project = cp.GetProjectId()
	}
	if s.DiskZone == "" {
		s.DiskZone = cp.GetZone()
	}
	if s.Description == "" {
		s.Description = fmt.Sprintf("Snapshot created by Agent for SAP for HANA sid: %q", s.Sid)
	}
	s.Port = s.portValue()

	if s.SnapshotName == "" && s.Disk != "" {
		t := time.Now()
		s.SnapshotName = fmt.Sprintf("snapshot-%s-%d%02d%02d-%02d%02d%02d",
			s.Disk, t.Year(), t.Month(), t.Day(), t.Hour(), t.Minute(), t.Second())
	}
	log.Logger.Debug("Parameter validation successful.")
	return nil
}