79 lines
1.4 KiB
Go
79 lines
1.4 KiB
Go
package redis
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import (
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"git.loafle.net/overflow/commons_go/matcher/packet"
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"git.loafle.net/overflow/commons_go/model/scaninfo"
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)
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const (
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COMPARE_STR_1 = "-"
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COMPARE_STR_2 = "DENIED"
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)
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type RedisProtectedMatcher struct {
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}
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func NewRedisProtectedMatcher() *RedisProtectedMatcher {
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redisMatcher := &RedisProtectedMatcher{}
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return redisMatcher
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}
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func (r *RedisProtectedMatcher) ServiceName() string {
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return "RedisProtectedMatcher"
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}
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func (r *RedisProtectedMatcher) PacketCount() int {
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return 0
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}
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func (r *RedisProtectedMatcher) Packet(index int) *packet.Packet {
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return nil
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}
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func (r *RedisProtectedMatcher) IsError(index int, packet *packet.Packet, info scaninfo.ServiceScanInfo) bool {
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return false
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}
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func (r *RedisProtectedMatcher) IsNoResponse(index int) bool {
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return false
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}
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func (r *RedisProtectedMatcher) IsPrePacket() bool {
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return true
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}
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func (r *RedisProtectedMatcher) Match(index int, packet *packet.Packet, info scaninfo.ServiceScanInfo) bool {
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if packet == nil {
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return false
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}
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switch index {
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case 0:
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str := string(packet.Buffer[:packet.Len])
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if str == "" {
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return false
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}
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if len(str) <= 0 {
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return false
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}
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firstCompare := str[0:1]
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seconcdCompare := str[1 : len(COMPARE_STR_2)+1]
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if firstCompare != COMPARE_STR_1 {
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return false
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}
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if seconcdCompare != COMPARE_STR_2 {
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return false
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}
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return true
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}
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return false
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}
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