77 lines
1.4 KiB
Go
77 lines
1.4 KiB
Go
package redis
|
|
|
|
import (
|
|
"git.loafle.net/overflow/overflow_discovery/match/packet"
|
|
"git.loafle.net/overflow/overflow_discovery/model/scaninfo"
|
|
"strings"
|
|
)
|
|
|
|
const REDIS_PING string = "*1\r\n$4\r\nping\r\n"
|
|
|
|
type RedisMatcher struct {
|
|
packets []*packet.Packet
|
|
}
|
|
|
|
func NewRedisMatcher() *RedisMatcher {
|
|
|
|
redisMatcher := &RedisMatcher{}
|
|
|
|
redisMatcher.packets = append(redisMatcher.packets, packet.NewPacket([]byte(REDIS_PING), len(REDIS_PING)))
|
|
|
|
return redisMatcher
|
|
}
|
|
|
|
func (t *RedisMatcher) ServiceName() string {
|
|
return "Redis"
|
|
}
|
|
|
|
func (t *RedisMatcher) PacketCount() int {
|
|
return len(t.packets)
|
|
}
|
|
func (t *RedisMatcher) Packet(index int) *packet.Packet {
|
|
return t.packets[index]
|
|
}
|
|
|
|
func (t *RedisMatcher) IsError(index int, packet *packet.Packet, info scaninfo.ServiceScanInfo) bool {
|
|
return false
|
|
}
|
|
|
|
func (t *RedisMatcher) HasResponse(index int) bool {
|
|
return false
|
|
}
|
|
|
|
func (t *RedisMatcher) IsPrePacket() bool {
|
|
return false
|
|
}
|
|
|
|
func (t *RedisMatcher) Match(index int, packet *packet.Packet, info scaninfo.ServiceScanInfo) bool {
|
|
|
|
if packet == nil {
|
|
return false
|
|
}
|
|
|
|
resp := strings.Split(string(packet.Buffer), "\r\n")[0]
|
|
if len(resp) <= 0 {
|
|
return false
|
|
}
|
|
|
|
sign := string([]rune(resp)[0])
|
|
if len(sign) <= 0 {
|
|
return false
|
|
}
|
|
|
|
if sign == "+" {
|
|
if resp == "+PONG" || resp == "+OK" {
|
|
return true
|
|
}
|
|
}
|
|
if sign == "-" {
|
|
if resp == "-NOAUTH" || resp == "-ERR" {
|
|
return true
|
|
}
|
|
}
|
|
|
|
return false
|
|
|
|
}
|