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/*
@Author : yidun_dev
@Date : 2020-01-20
@File : crawler_callback.go
@Version : 1.0
@Golang : 1.13.5
@Doc : http://dun.163.com/api.html
*/
package main
import (
"crypto/md5"
"encoding/hex"
"encoding/json"
"fmt"
simplejson "github.com/bitly/go-simplejson"
"github.com/tjfoc/gmsm/sm3"
"io/ioutil"
"math/rand"
"net/http"
"net/url"
"sort"
"strconv"
"strings"
"time"
)
const (
apiUrl = "http://as.dun.163.com/v3/crawler/callback/results"
version = "v3.0"
secretId = "your_secret_id" //产品密钥ID,产品标识
secretKey = "your_secret_key" //产品私有密钥,服务端生成签名信息使用,请严格保管,避免泄露
)
//请求易盾接口
func check() *simplejson.Json {
params := url.Values{}
params["secretId"] = []string{secretId}
params["version"] = []string{version}
params["timestamp"] = []string{strconv.FormatInt(time.Now().UnixNano()/1000000, 10)}
params["nonce"] = []string{strconv.FormatInt(rand.New(rand.NewSource(time.Now().UnixNano())).Int63n(10000000000), 10)}
// params["signatureMethod"] = []string{"SM3"} // 签名方法支持国密SM3,默认MD5
params["signature"] = []string{genSignature(params)}
resp, err := http.Post(apiUrl, "application/x-www-form-urlencoded", strings.NewReader(params.Encode()))
if err != nil {
fmt.Println("调用API接口失败:", err)
return nil
}
defer resp.Body.Close()
contents, _ := ioutil.ReadAll(resp.Body)
result, _ := simplejson.NewJson(contents)
return result
}
//生成签名信息
func genSignature(params url.Values) string {
var paramStr string
keys := make([]string, 0, len(params))
for k := range params {
keys = append(keys, k)
}
sort.Strings(keys)
for _, key := range keys {
paramStr += key + params[key][0]
}
paramStr += secretKey
if params["signatureMethod"] != nil && params["signatureMethod"][0] == "SM3" {
sm3Reader := sm3.New()
sm3Reader.Write([]byte(paramStr))
return hex.EncodeToString(sm3Reader.Sum(nil))
} else {
md5Reader := md5.New()
md5Reader.Write([]byte(paramStr))
return hex.EncodeToString(md5Reader.Sum(nil))
}
}
func main() {
ret := check()
code, _ := ret.Get("code").Int()
message, _ := ret.Get("msg").String()
if code == 200 {
resultArray, _ := ret.Get("result").Array()
if resultArray == nil || len(resultArray) == 0 {
fmt.Printf("Can't find Callback Data")
} else {
for _, result := range resultArray {
if resultMap, ok := result.(map[string]interface{}); ok {
if antispam, ok := resultMap["antispam"].(map[string]interface{}); ok {
taskId := antispam["taskId"].(string)
dataId, _ := antispam["dataId"].(string)
suggestion, _ := antispam["suggestion"].(json.Number).Int64()
var callback string
if antispam["callback"] == nil {
callback = ""
} else {
callback = antispam["callback"].(string)
}
evidences := resultMap["evidences"].(map[string]interface{})
fmt.Printf("SUCCESS: dataId=%s, taskId=%s, suggestion=%d, callback=%s, evidences=%s", dataId, taskId, suggestion, callback, evidences)
} else {
}
}
}
}
} else {
fmt.Printf("ERROR: code=%d, msg=%s", code, message)
}
}
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