func evaluateEntrytypeFlag(entrytype string) []EntryFilter {
	var entrytypelist []string
	if entrytype != "" {
		entrytypelist = strings.Split(entrytype, ",")
	}

	validRequest := map[string][]EntryFilter{"ConfigChange": {passConfChange},
		"Normal":              {passInternalRaftRequest, passRequest, passUnknownNormal},
		"Request":             {passRequest},
		"InternalRaftRequest": {passInternalRaftRequest},
		"IRRRange":            {passIRRRange},
		"IRRPut":              {passIRRPut},
		"IRRDeleteRange":      {passIRRDeleteRange},
		"IRRTxn":              {passIRRTxn},
		"IRRCompaction":       {passIRRCompaction},
		"IRRLeaseGrant":       {passIRRLeaseGrant},
		"IRRLeaseRevoke":      {passIRRLeaseRevoke},
		"IRRLeaseCheckpoint":  {passIRRLeaseCheckpoint},
	}
	filters := make([]EntryFilter, 0)
	if len(entrytypelist) == 0 {
		filters = append(filters, passInternalRaftRequest)
		filters = append(filters, passRequest)
		filters = append(filters, passUnknownNormal)
		filters = append(filters, passConfChange)
	}
	for _, et := range entrytypelist {
		if f, ok := validRequest[et]; ok {
			filters = append(filters, f...)
		} else {
			log.Printf(`[%+v] is not a valid entry-type, ignored.
Please set entry-type to one or more of the following:
ConfigChange, Normal, Request, InternalRaftRequest,
IRRRange, IRRPut, IRRDeleteRange, IRRTxn,
IRRCompaction, IRRLeaseGrant, IRRLeaseRevoke, IRRLeaseCheckpoint`, et)
		}
	}

	return filters
}
func evaluateEntrytypeFlag(entrytype string) []EntryFilter {
	var entrytypelist []string
	if entrytype != "" {
		entrytypelist = strings.Split(entrytype, ",")
	}

	validRequest := map[string][]EntryFilter{"ConfigChange": {passConfChange},
		"Normal":              {passInternalRaftRequest, passRequest, passUnknownNormal},
		"Request":             {passRequest},
		"InternalRaftRequest": {passInternalRaftRequest},
		"IRRRange":            {passIRRRange},
		"IRRPut":              {passIRRPut},
		"IRRDeleteRange":      {passIRRDeleteRange},
		"IRRTxn":              {passIRRTxn},
		"IRRCompaction":       {passIRRCompaction},
		"IRRLeaseGrant":       {passIRRLeaseGrant},
		"IRRLeaseRevoke":      {passIRRLeaseRevoke},
		"IRRLeaseCheckpoint":  {passIRRLeaseCheckpoint},
	}
	filters := make([]EntryFilter, 0)
	if len(entrytypelist) == 0 {
		filters = append(filters, passInternalRaftRequest)
		filters = append(filters, passRequest)
		filters = append(filters, passUnknownNormal)
		filters = append(filters, passConfChange)
	}
	for _, et := range entrytypelist {
		if f, ok := validRequest[et]; ok {
			filters = append(filters, f...)
		} else {
			log.Printf(`[%+v] is not a valid entry-type, ignored.
Please set entry-type to one or more of the following:
ConfigChange, Normal, Request, InternalRaftRequest,
IRRRange, IRRPut, IRRDeleteRange, IRRTxn,
IRRCompaction, IRRLeaseGrant, IRRLeaseRevoke, IRRLeaseCheckpoint`, et)
		}
	}

	return filters
}
// evaluateEntrytypeFlag evaluates entry-type flag and choose proper filter/filters to filter entries