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main.go
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main.go
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package main
import (
"encoding/json"
"flag"
"fmt"
"io/ioutil"
"log"
"net"
"net/http"
"sync/atomic"
"time"
"github.com/chennqqi/godnslog/client"
"github.com/chennqqi/godnslog/models"
)
func main() {
var (
host string
domain string
secret string
ssl bool
)
flag.StringVar(&domain, "domain", "", "input your test domain")
flag.StringVar(&secret, "secret", "", "input your api secret")
flag.BoolVar(&ssl, "ssl", false, "query server by https")
flag.Parse()
if domain == "" || secret == "" {
log.Println("Both domain and secret are required")
return
}
c, err := client.NewClient(host, secret, ssl)
if err != nil {
log.Println("NewClient: %v", err)
return
}
//callback example
{
http.HandleFunc("/callback", func(w http.ResponseWriter, r *http.Request) {
defer w.WriteHeader(200)
defer r.Body.Close()
txt, err := ioutil.ReadAll(r.Body)
if err != nil {
log.Println("handleCallback ReadAll:", err)
return
}
t := r.URL.Query().Get("type")
switch t {
case "dns":
var rcd models.DnsRecord
err := json.NewDecoder(r.Body).Decode(&rcd)
if err != nil {
log.Println("handleCallback Decode:", err)
return
}
fmt.Printf("callback DNS: %#v\n", rcd)
case "http":
var rcd models.HttpRecord
err := json.NewDecoder(r.Body).Decode(&rcd)
if err != nil {
log.Println("handleCallback Decode:", err)
return
}
fmt.Printf("callback HTTP: %#v\n", rcd)
}
})
go http.ListenAndServe(":8081", nil)
}
var key int64
simulatorScanId := func() int64 {
//simulate scanId
return atomic.AddInt64(&key, 1)
}
//dns example
//dig xxx.n128b25b768knzdz.godnslog.com
{
var store = make(map[string]int64)
var name = "testdnsxx" // custom prefix
var prefix string
for i := 0; i < 5; i++ {
scanId := simulatorScanId()
target := c.BuildDnsDomain(scanId)
//simulate dns request
net.LookupIP(target)
store[target] = scanId
}
// simulate wait..
time.Sleep(10 * time.Second)
// exactly query
for k, v := range store {
rcds, err := c.QueryDns(k, false)
if err != nil {
log.Println("Query DNS:", err)
continue
}
if len(rcds) > 0 {
//match vulnerable
}
}
// batch query
{
rcds, err := c.QueryDns(name, true)
if err != nil {
log.Println("Query DNS:", err)
}
if len(rcds) > 0 {
//match vulnerable
}
}
}
//http example
{
var prefix string
var name = "testhttpxx" // custom prefix
var store = make(map[string]int64)
for i := 0; i < 5; i++ {
scanId := simulatorScanId()
target := fmt.Sprintf("%v.%v", name, domain)
//simulate dns request
net.LookupIP(target)
store[target] = scanId
}
// simulate wait..
time.Sleep(10 * time.Second)
for k, v := range store {
rcds, err := c.QueryDns(k, false)
if err != nil {
log.Println("Query DNS:", err)
continue
}
if len(rcds) > 0 {
}
}
// batch query
{
rcds, err := c.QueryDns(name, true)
if err != nil {
log.Println("Query DNS:", err)
return
}
if len(rcds) > 0 {
//match vulnerable
}
}
}
}