// Package threatbook logic
package threatbook
import (
"context"
"fmt"
"strconv"
jsoniter "github.com/json-iterator/go"
"github.com/projectdiscovery/subfinder/v2/pkg/subscraping"
)
type threatBookResponse struct {
ResponseCode int64 `json:"response_code"`
VerboseMsg string `json:"verbose_msg"`
Data struct {
Domain string `json:"domain"`
SubDomains struct {
Total string `json:"total"`
Data []string `json:"data"`
} `json:"sub_domains"`
} `json:"data"`
}
// Source is the passive scraping agent
type Source struct {
apiKeys []string
}
// Run function returns all subdomains found with the service
func (s *Source) Run(ctx context.Context, domain string, session *subscraping.Session) <-chan subscraping.Result {
results := make(chan subscraping.Result)
go func() {
defer close(results)
randomApiKey := subscraping.PickRandom(s.apiKeys, s.Name())
if randomApiKey == "" {
return
}
resp, err := session.SimpleGet(ctx, fmt.Sprintf("https://api.threatbook.cn/v3/domain/sub_domains?apikey=%s&resource=%s", randomApiKey, domain))
if err != nil && resp == nil {
results <- subscraping.Result{Source: s.Name(), Type: subscraping.Error, Error: err}
session.DiscardHTTPResponse(resp)
return
}
var response threatBookResponse
err = jsoniter.NewDecoder(resp.Body).Decode(&response)
if err != nil {
results <- subscraping.Result{Source: s.Name(), Type: subscraping.Error, Error: err}
resp.Body.Close()
return
}
resp.Body.Close()
if response.ResponseCode != 0 {
results <- subscraping.Result{Source: s.Name(), Type: subscraping.Error, Error: fmt.Errorf("code %d, %s", response.ResponseCode, response.VerboseMsg)}
return
}
total, err := strconv.ParseInt(response.Data.SubDomains.Total, 10, 64)
if err != nil {
results <- subscraping.Result{Source: s.Name(), Type: subscraping.Error, Error: err}
return
}
if total > 0 {
for _, subdomain := range response.Data.SubDomains.Data {
results <- subscraping.Result{Source: s.Name(), Type: subscraping.Subdomain, Value: subdomain}
}
}
}()
return results
}
// Name returns the name of the source
func (s *Source) Name() string {
return "threatbook"
}
func (s *Source) IsDefault() bool {
return false
}
func (s *Source) HasRecursiveSupport() bool {
return false
}
func (s *Source) NeedsKey() bool {
return true
}
func (s *Source) AddApiKeys(keys []string) {
s.apiKeys = keys
}