commit

2021-09-17 11:16:38 +08:00
parent c43ebcd5dd
commit 7833a2234c
28 changed files with 1831 additions and 0 deletions
--- a/pkg/util/cache.go
+++ b/pkg/util/cache.go
@@ -0,0 +1,33 @@
+package util
+
+// 简单缓存 适合小数据量
+
+import (
+	"sync"
+	"sync/atomic"
+	"time"
+)
+
+var globalMap sync.Map
+var cacheLen int64
+
+func SetCache(key string, data interface{}, timeout int) {
+	globalMap.Store(key, data)
+	atomic.AddInt64(&cacheLen, 1)
+	time.AfterFunc(time.Second*time.Duration(timeout), func() {
+		atomic.AddInt64(&cacheLen, -1)
+		globalMap.Delete(key)
+	})
+}
+
+func GetCache(key string) (interface{}, bool) {
+	return globalMap.Load(key)
+}
+
+func DeleteCache(key string) {
+	globalMap.Delete(key)
+}
+
+//func LenCache() int {
+//	return int(cacheLen)
+//}
--- a/pkg/util/encrypt/aes.go
+++ b/pkg/util/encrypt/aes.go
@@ -0,0 +1,75 @@
+package encrypt
+
+import (
+	"bytes"
+	"crypto/aes"
+	"crypto/cipher"
+	"encoding/base64"
+)
+
+var AES_KEY = "ZRxS9kLzR90GLpCFabUWMKAw"
+
+// AESEncrypt Aes加密 key: 24个字符
+func AESEncrypt(orig string, key string) (string, error) {
+	// 转成字节数组
+	origData := []byte(orig)
+	k := []byte(key)
+	// 分组秘钥
+	// NewCipher该函数限制了输入k的长度必须为16, 24或者32
+	block, err := aes.NewCipher(k)
+	if err != nil {
+		return "", err
+	}
+	// 获取秘钥块的长度
+	blockSize := block.BlockSize()
+	// 补全码
+	origData = PKCS7Padding(origData, blockSize)
+	// 加密模式
+	blockMode := cipher.NewCBCEncrypter(block, k[:blockSize])
+	// 创建数组
+	cryted := make([]byte, len(origData))
+	// 加密
+	blockMode.CryptBlocks(cryted, origData)
+	return base64.StdEncoding.EncodeToString(cryted), nil
+}
+
+// AESDecrypt Aes解密 key: 24个字符
+func AESDecrypt(crypt string, key string) (string, error) {
+	// 转成字节数组
+	cryptByte, err := base64.StdEncoding.DecodeString(crypt)
+	if err != nil {
+		return "", err
+	}
+	k := []byte(key)
+	// 分组秘钥
+	block, err := aes.NewCipher(k)
+	if err != nil {
+		return "", err
+	}
+	// 获取秘钥块的长度
+	blockSize := block.BlockSize()
+	// 加密模式
+	blockMode := cipher.NewCBCDecrypter(block, k[:blockSize])
+	// 创建数组
+	orig := make([]byte, len(cryptByte))
+	// 解密
+	blockMode.CryptBlocks(orig, cryptByte)
+	// 去补全码
+	orig = PKCS7UnPadding(orig)
+	return string(orig), nil
+}
+
+// PKCS7Padding 补码
+// AES加密数据块分组长度必须为128bit(byte[16])，密钥长度可以是128bit(byte[16])、192bit(byte[24])、256bit(byte[32])中的任意一个。
+func PKCS7Padding(ciphertext []byte, blockSize int) []byte {
+	padding := blockSize - len(ciphertext)%blockSize
+	paddingText := bytes.Repeat([]byte{byte(padding)}, padding)
+	return append(ciphertext, paddingText...)
+}
+
+// PKCS7UnPadding 去码
+func PKCS7UnPadding(origData []byte) []byte {
+	length := len(origData)
+	unpadding := int(origData[length-1])
+	return origData[:(length - unpadding)]
+}
--- a/pkg/util/encrypt/base64.go
+++ b/pkg/util/encrypt/base64.go
@@ -0,0 +1,15 @@
+package encrypt
+
+import "encoding/base64"
+
+// Base64Encrypt Base64加密
+func Base64Encrypt(str string) string {
+	data := []byte(str)
+	return base64.StdEncoding.EncodeToString(data)
+}
+
+// Base64Decrypt Base64解密
+func Base64Decrypt(str string) (string, error) {
+	decodeBytes, err := base64.StdEncoding.DecodeString(str)
+	return string(decodeBytes), err
+}
--- a/pkg/util/encrypt/des.go
+++ b/pkg/util/encrypt/des.go
@@ -0,0 +1,93 @@
+package encrypt
+
+import (
+	"bytes"
+	"crypto/cipher"
+	"crypto/des"
+	"encoding/base64"
+)
+
+var DES_KEY = "fBEznwcv"
+
+// DESEncrypt DES加密  key：8位
+func DESEncrypt(origData, key []byte) string {
+	//将字节秘钥转换成block快
+	block, _ := des.NewCipher(key)
+	//对明文先进行补码操作
+	origData = PKCS5Padding(origData, block.BlockSize())
+	//设置加密方式
+	blockMode := cipher.NewCBCEncrypter(block, key)
+	//创建明文长度的字节数组
+	crypted := make([]byte, len(origData))
+	//加密明文,加密后的数据放到数组中
+	blockMode.CryptBlocks(crypted, origData)
+	return base64.StdEncoding.EncodeToString(crypted)
+}
+
+// DESDecrypt DES解密  key：8位
+func DESDecrypt(data string, key []byte) string {
+	//倒叙执行一遍加密方法
+	//将字符串转换成字节数组
+	crypted, _ := base64.StdEncoding.DecodeString(data)
+	//将字节秘钥转换成block快
+	block, _ := des.NewCipher(key)
+	//设置解密方式
+	blockMode := cipher.NewCBCDecrypter(block, key)
+	//创建密文大小的数组变量
+	origData := make([]byte, len(crypted))
+	//解密密文到数组origData中
+	blockMode.CryptBlocks(origData, crypted)
+	//去补码
+	origData = PKCS5UnPadding(origData)
+
+	return string(origData)
+}
+
+// PKCS5Padding 实现明文的补码
+func PKCS5Padding(ciphertext []byte, blockSize int) []byte {
+	//计算出需要补多少位
+	padding := blockSize - len(ciphertext)%blockSize
+	//Repeat()函数的功能是把参数一 切片复制 参数二count个,然后合成一个新的字节切片返回
+	// 需要补padding位的padding值
+	padtext := bytes.Repeat([]byte{byte(padding)}, padding)
+	//把补充的内容拼接到明文后面
+	return append(ciphertext, padtext...)
+}
+
+// PKCS5UnPadding 去除补码
+func PKCS5UnPadding(origData []byte) []byte {
+	length := len(origData)
+	// 去掉最后一个字节 unpadding 次
+	unpadding := int(origData[length-1])
+	//解密去补码时需取最后一个字节，值为m，则从数据尾部删除m个字节，剩余数据即为加密前的原文
+	return origData[:(length - unpadding)]
+}
+
+// TripleDESEncrypt 3DES加密 key:24位
+func TripleDESEncrypt(origData, key []byte) ([]byte, error) {
+	block, err := des.NewTripleDESCipher(key)
+	if err != nil {
+		return nil, err
+	}
+	origData = PKCS5Padding(origData, block.BlockSize())
+	// origData = ZeroPadding(origData, block.BlockSize())
+	blockMode := cipher.NewCBCEncrypter(block, key[:8])
+	crypted := make([]byte, len(origData))
+	blockMode.CryptBlocks(crypted, origData)
+	return crypted, nil
+}
+
+// TripleDESDecrypt 3DES解密 key:24位
+func TripleDESDecrypt(crypted, key []byte) ([]byte, error) {
+	block, err := des.NewTripleDESCipher(key)
+	if err != nil {
+		return nil, err
+	}
+	blockMode := cipher.NewCBCDecrypter(block, key[:8])
+	origData := make([]byte, len(crypted))
+	// origData := crypted
+	blockMode.CryptBlocks(origData, crypted)
+	origData = PKCS5UnPadding(origData)
+	// origData = ZeroUnPadding(origData)
+	return origData, nil
+}
--- a/pkg/util/encrypt/md5.go
+++ b/pkg/util/encrypt/md5.go
@@ -0,0 +1,27 @@
+package encrypt
+
+import (
+	"crypto/md5"
+	"encoding/hex"
+	"fmt"
+	"io"
+)
+
+func Md5Fun01(str string) string {
+	return fmt.Sprintf("%x", md5.Sum([]byte(str)))
+}
+
+func Md5Fun02(str string) string {
+	m := md5.New()
+	m.Write([]byte(str))
+	return hex.EncodeToString(m.Sum(nil))
+}
+
+func Md5Fun03(str string) string {
+	m := md5.New()
+	_, err := io.WriteString(m, str)
+	if err != nil {
+		panic(err)
+	}
+	return fmt.Sprintf("%x", md5.Sum(nil))
+}
--- a/pkg/util/encrypt/rsa.go
+++ b/pkg/util/encrypt/rsa.go
@@ -0,0 +1,64 @@
+package encrypt
+
+import (
+	"crypto/rand"
+	"crypto/rsa"
+	"crypto/x509"
+	"encoding/pem"
+	"errors"
+)
+
+// RSAEncrypt 加密
+func RSAEncrypt(origData []byte) ([]byte, error) {
+	block, _ := pem.Decode(publicKey)
+	if block == nil {
+		return nil, errors.New("public key error")
+	}
+	pubInterface, err := x509.ParsePKIXPublicKey(block.Bytes)
+	if err != nil {
+		return nil, err
+	}
+	pub := pubInterface.(*rsa.PublicKey)
+	return rsa.EncryptPKCS1v15(rand.Reader, pub, origData)
+}
+
+// RSADecrypt 解密
+func RSADecrypt(ciphertext []byte) ([]byte, error) {
+	block, _ := pem.Decode(privateKey)
+	if block == nil {
+		return nil, errors.New("private key error!")
+	}
+	priv, err := x509.ParsePKCS1PrivateKey(block.Bytes)
+	if err != nil {
+		return nil, err
+	}
+	return rsa.DecryptPKCS1v15(rand.Reader, priv, ciphertext)
+}
+
+// 公钥和私钥可以从文件中读取
+var privateKey = []byte(`
+-----BEGIN RSA PRIVATE KEY-----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+-----END RSA PRIVATE KEY-----
+`)
+
+var publicKey = []byte(`
+-----BEGIN PUBLIC KEY-----
+MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQDZsfv1qscqYdy4vY+P4e3cAtmv
+ppXQcRvrF1cB4drkv0haU24Y7m5qYtT52Kr539RdbKKdLAM6s20lWy7+5C0Dgacd
+wYWd/7PeCELyEipZJL07Vro7Ate8Bfjya+wltGK9+XNUIHiumUKULW4KDx21+1NL
+AUeJ6PeW+DAkmJWF6QIDAQAB
+-----END PUBLIC KEY-----
+`)
--- a/pkg/util/encrypt/sha.go
+++ b/pkg/util/encrypt/sha.go
@@ -0,0 +1,33 @@
+package encrypt
+
+import (
+	"crypto/sha1"
+	"crypto/sha256"
+	"crypto/sha512"
+	"encoding/hex"
+	"fmt"
+	"io"
+)
+
+// Sha1 加密
+func Sha1(str string) string {
+	data := []byte(str)
+	has := sha1.Sum(data)
+	return fmt.Sprintf("%x", has)
+}
+
+// Sha256 加密
+func Sha256(str string) string {
+	w := sha256.New()
+	io.WriteString(w, str)
+	bw := w.Sum(nil)
+	return hex.EncodeToString(bw)
+}
+
+// Sha512 加密
+func Sha512(str string) string {
+	w := sha512.New()
+	io.WriteString(w, str)
+	bw := w.Sum(nil)
+	return hex.EncodeToString(bw)
+}
--- a/pkg/util/fetcher.go
+++ b/pkg/util/fetcher.go
@@ -0,0 +1,195 @@
+package util
+
+import (
+	"bufio"
+	"bytes"
+	"crypto/tls"
+	"encoding/json"
+	"errors"
+	"fmt"
+	"io"
+	"log"
+	"net/http"
+	"net/url"
+	"time"
+
+	"golang.org/x/net/html/charset"
+	"golang.org/x/text/encoding"
+	"golang.org/x/text/encoding/unicode"
+	"golang.org/x/text/transform"
+)
+
+var rateLimiter = time.Tick(20 * time.Millisecond)
+
+func Fetch(url string) ([]byte, error) {
+	<-rateLimiter
+	resp, err := http.Get(url)
+	if err != nil {
+		return nil, err
+	}
+	defer resp.Body.Close()
+
+	if resp.StatusCode != http.StatusOK {
+		//fmt.Println("Error status code", resp.StatusCode)
+		return nil, fmt.Errorf("error status code: %d", resp.StatusCode)
+	}
+	bodyReader := bufio.NewReader(resp.Body)
+	e := determinEncoding(bodyReader)
+	utf8Reader := transform.NewReader(bodyReader, e.NewDecoder())
+
+	return io.ReadAll(utf8Reader)
+}
+
+func FetchHost(reqUrl, proxyIP string) ([]byte, error) {
+	<-rateLimiter
+
+	client := &http.Client{}
+
+	//是否使用代理IP
+	if proxyIP != "" {
+		proxy, err := url.Parse(proxyIP)
+		if err != nil {
+			log.Fatalf("1:%v\n", err)
+		}
+		netTransport := &http.Transport{
+			Proxy:                 http.ProxyURL(proxy),
+			MaxIdleConnsPerHost:   10,
+			ResponseHeaderTimeout: time.Second * time.Duration(5),
+		}
+		client = &http.Client{
+			Timeout:   time.Second * 10,
+			Transport: netTransport,
+		}
+	}
+
+	req, err := http.NewRequest("GET", reqUrl, nil)
+	if err != nil {
+		log.Fatalln(err)
+	}
+	req.Header.Set("Host", "www.stats.gov.cn")
+	//req.Header.Set("Cookie", "_trs_uv=kma79tru_6_1yw6; SF_cookie_1=37059734; wzws_cid=ed0db2d09a630ccd20292459e4bfc8091d460d5990f415e3d928761ee970d90f7ba6254f9c4b8e9b79ad456094d4a1381305d0b065ff9cc539ee1775ec262f946af61ddbed371e2a6dae2bc2041a30fc")
+	req.Header.Set("User-Agent", "Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.90 Safari/537.36 Edg/89.0.774.54")
+	req.Header.Set("Upgrade-Insecure-Requests", "1")
+
+	resp, err := client.Do(req)
+	if err != nil {
+		return nil, err
+	}
+	defer resp.Body.Close()
+
+	if resp.StatusCode != http.StatusOK {
+		//fmt.Println("Error status code", resp.StatusCode)
+		return nil, fmt.Errorf("error status code: %d", resp.StatusCode)
+	}
+
+	bodyReader := bufio.NewReader(resp.Body)
+	e := determinEncoding(bodyReader)
+	utf8Reader := transform.NewReader(bodyReader, e.NewDecoder())
+
+	return io.ReadAll(utf8Reader)
+}
+
+// HttpPost 模拟请求方法
+func HttpPost(postUrl string, headers map[string]string, jsonMap map[string]interface{}, proxyIP string) ([]byte, error) {
+	client := &http.Client{}
+	//转换成postBody
+	bytesData, err := json.Marshal(jsonMap)
+	if err != nil {
+		fmt.Println(err.Error())
+		return nil, err
+	}
+	postBody := bytes.NewReader(bytesData)
+
+	//是否使用代理IP
+	if proxyIP != "" {
+		//proxy := func(_ *http.Request) (*url.URL, error) {
+		//	return url.Parse(proxyIP)
+		//}
+		transport := &http.Transport{
+			TLSClientConfig: &tls.Config{
+				InsecureSkipVerify: true,
+			},
+		}
+		proxyUrl, err := url.Parse(proxyIP)
+		if err == nil { // 使用传入代理
+			transport.Proxy = http.ProxyURL(proxyUrl)
+		}
+		//&http.Transport{Proxy: proxy}
+		client = &http.Client{Transport: transport}
+	} else {
+		client = &http.Client{}
+	}
+
+	// get请求
+	req, err := http.NewRequest("GET", postUrl, postBody)
+	if err != nil {
+		log.Fatalln(err)
+		return nil, err
+	}
+	for k, v := range headers {
+		req.Header.Add(k, v)
+	}
+	resp, err := client.Do(req)
+	if err != nil {
+		log.Fatalln(err)
+		return nil, err
+	}
+
+	defer resp.Body.Close()
+
+	if resp.StatusCode != http.StatusOK {
+		//fmt.Println("Error status code", resp.StatusCode)
+		return nil, fmt.Errorf("error status code: %d", resp.StatusCode)
+	}
+
+	bodyReader := bufio.NewReader(resp.Body)
+	e := determinEncoding(bodyReader)
+	utf8Reader := transform.NewReader(bodyReader, e.NewDecoder())
+
+	return io.ReadAll(utf8Reader)
+}
+
+func determinEncoding(r *bufio.Reader) encoding.Encoding {
+	bytes, err := r.Peek(1024)
+	if err != nil && err != io.EOF {
+		log.Printf("Fetcher error: %v", err)
+		return unicode.UTF8
+	}
+
+	e, _, _ := charset.DetermineEncoding(bytes, "")
+	return e
+}
+
+// PostRequest 请求
+func PostRequest(url, parameter string) ([]byte, error) {
+	client := &http.Client{}
+	byteParameter := bytes.NewBuffer([]byte(parameter))
+	request, _ := http.NewRequest("POST", url, byteParameter)
+	request.Header.Set("Content-type", "application/json")
+	response, _ := client.Do(request)
+	if response.StatusCode != 200 {
+		return nil, errors.New("网络请求失败")
+	}
+	all, err := io.ReadAll(response.Body)
+	if err != nil {
+		return nil, errors.New("读取网络内容失败")
+	}
+	return all, nil
+}
+
+// PostRequestString 请求
+func PostRequestString(url, parameter string) ([]byte, error) {
+	client := &http.Client{}
+	byteParameter := bytes.NewBuffer([]byte(parameter))
+	request, _ := http.NewRequest("POST", url, byteParameter)
+	request.Header.Set("Content-type", "application/x-www-form-urlencoded")
+	response, _ := client.Do(request)
+	if response.StatusCode != 200 {
+		return nil, errors.New("网络请求失败")
+	}
+	all, err := io.ReadAll(response.Body)
+	if err != nil {
+		return nil, errors.New("读取网络内容失败")
+	}
+	return all, nil
+}
--- a/pkg/util/file.go
+++ b/pkg/util/file.go
@@ -0,0 +1,34 @@
+package util
+
+import "os"
+
+// 判断所给路径文件/文件夹是否存在
+func Exists(path string) bool {
+	_, err := os.Stat(path) //os.Stat获取文件信息
+	if err != nil {
+		if os.IsExist(err) {
+			return true
+		}
+		return false
+	}
+	return true
+}
+
+// 如果不存在则新建文件夹
+func IsNotExistMkDir(src string) error {
+	if notExist := Exists(src); !notExist {
+		if err := MkDir(src); err != nil {
+			return err
+		}
+	}
+	return nil
+}
+
+// 新建文件夹
+func MkDir(src string) error {
+	err := os.MkdirAll(src, os.ModePerm)
+	if err != nil {
+		return err
+	}
+	return nil
+}
--- a/pkg/util/location.go
+++ b/pkg/util/location.go
@@ -0,0 +1,140 @@
+package util
+
+import (
+	"encoding/json"
+	"fmt"
+	"io/ioutil"
+	"log"
+	"net/http"
+	"time"
+)
+
+type LocationResponse struct {
+	ShowApiResCode  int                  `json:"showapi_res_code"`
+	ShowApiResError string               `json:"showapi_res_error"`
+	ShowApiResBody  LocationBodyResponse `json:"showapi_res_body"`
+}
+
+type LocationBodyResponse struct {
+
+	// 0为成功，其他失败。失败时不扣点数
+	RetCode int `json:"ret_code"`
+
+	// 1移动    2电信    3联通
+	Type int `json:"type"`
+
+	// 号段 1890871
+	Num int `json:"num"`
+
+	// 网络 服务商
+	Name string `json:"name"`
+
+	// 此地区身份证号开头几位 530000
+	ProvCode string `json:"prov_code"`
+
+	// 邮编 650000
+	PostCode string `json:"post_code"`
+
+	// 省份 云南
+	Prov string `json:"prov"`
+
+	// 城市 昆明
+	City string `json:"city"`
+
+	// 区号 0871
+	AreaCode string `json:"area_code"`
+}
+
+func GetLocationWithPhone(phone string) (LocationResponse, error) {
+	url := "http://showphone.market.alicloudapi.com/6-1?num=" + phone
+	appCode := "ee6e2d724f3a42f4881c36ec90b9ef4c"
+	client := &http.Client{Timeout: time.Second * 5}
+	req, err := http.NewRequest("GET", url, nil)
+	if err != nil {
+		log.Fatalln(err)
+	}
+	req.Header.Set("Authorization", "APPCODE "+appCode)
+
+	var out LocationResponse
+	get, err := client.Do(req)
+	if err != nil {
+		return out, fmt.Errorf("接口请求失败：%v", err)
+	}
+	defer get.Body.Close()
+
+	res, err := ioutil.ReadAll(get.Body)
+	if err != nil {
+		return out, fmt.Errorf("body读取失败：%v", err)
+	}
+
+	log.Printf("1: %#v", res)
+
+	err = json.Unmarshal(res, &out)
+	if err != nil {
+		return out, fmt.Errorf("json反序列化失败：%v", err)
+	}
+
+	return out, nil
+}
+
+type RegionResponse struct {
+	ShowApiResCode  int                `json:"showapi_res_code"`
+	ShowApiResError string             `json:"showapi_res_error"`
+	ShowApiResBody  RegionBodyResponse `json:"showapi_res_body"`
+}
+
+type RegionBodyResponse struct {
+
+	// 0为成功，其他失败。失败时不扣点数
+	RetCode int `json:"ret_code"`
+
+	// 县
+	county string `json:"county"`
+
+	// 网络 服务商
+	ISP string `json:"isp"`
+
+	// IP
+	IP string `json:"ip"`
+
+	// 国家
+	Country string `json:"country"`
+
+	// 省份 云南
+	Region string `json:"region"`
+
+	// 城市 昆明
+	City string `json:"city"`
+}
+
+func GetRegionWithIP(ip string) (RegionResponse, error) {
+	url := "http://saip.market.alicloudapi.com/ip?ip=" + ip
+	appCode := "ee6e2d724f3a42f4881c36ec90b9ef4c"
+	client := &http.Client{Timeout: time.Second * 5}
+	req, err := http.NewRequest("GET", url, nil)
+	if err != nil {
+		log.Fatalln(err)
+	}
+	req.Header.Set("Authorization", "APPCODE "+appCode)
+
+	var out RegionResponse
+	get, err := client.Do(req)
+	if err != nil {
+		return out, fmt.Errorf("接口请求失败：%v", err)
+	}
+	defer get.Body.Close()
+
+	res, err := ioutil.ReadAll(get.Body)
+	if err != nil {
+		return out, fmt.Errorf("body读取失败：%v", err)
+	}
+
+	log.Printf("2: %#v", res)
+
+	err = json.Unmarshal(res, &out)
+	if err != nil {
+		return out, fmt.Errorf("json反序列化失败：%v", err)
+	}
+
+	return out, nil
+}
--- a/pkg/util/log.go
+++ b/pkg/util/log.go
@@ -0,0 +1,33 @@
+package util
+
+import (
+	"github.com/natefinch/lumberjack"
+	"go.uber.org/zap"
+	"go.uber.org/zap/zapcore"
+)
+
+func NewLogger() *zap.SugaredLogger {
+	writeSyncer := getLogWriter()
+	encoder := getEncoder()
+	core := zapcore.NewCore(encoder, writeSyncer, zapcore.DebugLevel)
+	logger := zap.New(core, zap.AddCaller())
+	return logger.Sugar()
+}
+
+func getEncoder() zapcore.Encoder {
+	encoderConfig := zap.NewProductionEncoderConfig()
+	encoderConfig.EncodeTime = zapcore.ISO8601TimeEncoder
+	encoderConfig.EncodeLevel = zapcore.CapitalLevelEncoder
+	return zapcore.NewConsoleEncoder(encoderConfig)
+}
+
+func getLogWriter() zapcore.WriteSyncer {
+	lumberJackLogger := &lumberjack.Logger{
+		Filename:   "./log/run.log", // 日志文件的位置
+		MaxSize:    10,              // 在进行切割之前，日志文件的最大大小（以MB为单位）
+		MaxBackups: 100,             // 保留旧文件的最大个数
+		MaxAge:     365,             // 保留旧文件的最大天数
+		Compress:   false,           // 是否压缩/归档旧文件
+	}
+	return zapcore.AddSync(lumberJackLogger)
+}
--- a/pkg/util/md5.go
+++ b/pkg/util/md5.go
@@ -0,0 +1,17 @@
+package util
+
+import (
+	"crypto/md5"
+	"encoding/hex"
+	"fmt"
+)
+
+func Md5(str string) string {
+	return fmt.Sprintf("%x", md5.Sum([]byte(str)))
+}
+
+func EncodeMD5(value string) string {
+	m := md5.New()
+	m.Write([]byte(value))
+	return hex.EncodeToString(m.Sum(nil))
+}
--- a/pkg/util/pager.go
+++ b/pkg/util/pager.go
@@ -0,0 +1,20 @@
+package util
+
+// InitPageNo 初始化pageNo
+func InitPageNo(pageNo int) int {
+	if pageNo < 1 {
+		pageNo = 1
+	}
+	return pageNo
+}
+
+// InitPageSize 初始化pageSize
+func InitPageSize(pageSize int) int {
+	if pageSize < 1 {
+		pageSize = 10
+	}
+	if pageSize > 20 {
+		pageSize = 20
+	}
+	return pageSize
+}
--- a/pkg/util/password.go
+++ b/pkg/util/password.go
@@ -0,0 +1,21 @@
+package util
+
+import (
+	"fmt"
+
+	"golang.org/x/crypto/bcrypt"
+)
+
+// HashPassword returns the bcrypt hash of the password
+func HashPassword(password string) (string, error) {
+	hashedPassword, err := bcrypt.GenerateFromPassword([]byte(password), bcrypt.DefaultCost)
+	if err != nil {
+		return "", fmt.Errorf("failed to hash password: %w", err)
+	}
+	return string(hashedPassword), nil
+}
+
+// CheckPassword checks if the provided password is correct or not
+func CheckPassword(password string, hashedPassword string) error {
+	return bcrypt.CompareHashAndPassword([]byte(hashedPassword), []byte(password))
+}
--- a/pkg/util/random.go
+++ b/pkg/util/random.go
@@ -0,0 +1,51 @@
+package util
+
+import (
+	"fmt"
+	"math/rand"
+	"strings"
+	"time"
+
+	gonanoid "github.com/matoous/go-nanoid"
+)
+
+const alphabet = "abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789"
+
+func init() {
+	rand.Seed(time.Now().UnixNano())
+}
+
+func RandomString(n int) string {
+	var sb strings.Builder
+	k := len(alphabet)
+
+	for i := 0; i < n; i++ {
+		c := alphabet[rand.Intn(k)]
+		sb.WriteByte(c)
+	}
+
+	return sb.String()
+}
+
+func RandomInt(n int) string {
+	var letters = []byte("0123456789")
+	result := make([]byte, n)
+	for i := range result {
+		result[i] = letters[rand.Intn(len(letters))]
+	}
+	return string(result)
+}
+
+func RandomLevel() string {
+	levels := []string{"DEBUG", "INFO", "ERROR", "WARNING", "FAIL"}
+	n := len(levels)
+	return levels[rand.Intn(n)]
+}
+
+func GenerateFilename() (string, error) {
+	filename, err := gonanoid.Nanoid()
+	if err != nil {
+		return "", fmt.Errorf("could not generate avatar filename: %v", err)
+	}
+	return filename, nil
+}
--- a/pkg/util/string.go
+++ b/pkg/util/string.go
@@ -0,0 +1,59 @@
+package util
+
+import (
+	"regexp"
+	"strconv"
+	"strings"
+)
+
+func RemoveHTML(str string) string {
+	if len(str) > 0 {
+		//删除脚本
+		reg := regexp.MustCompile(`([\r\n])[\s]+`)
+		str = reg.ReplaceAllString(str, "")
+		reg = regexp.MustCompile(`<script[^>]*?>.*?</script>`)
+		str = reg.ReplaceAllString(str, "")
+		//删除HTML
+		reg = regexp.MustCompile(`<(.[^>]*)>`)
+		str = reg.ReplaceAllString(str, "")
+		reg = regexp.MustCompile(`([\r\n])[\s]+`)
+		str = reg.ReplaceAllString(str, "")
+		reg = regexp.MustCompile(`-->`)
+		str = reg.ReplaceAllString(str, "")
+		reg = regexp.MustCompile(`<!--.*`)
+		str = reg.ReplaceAllString(str, "")
+		reg = regexp.MustCompile(`&(quot|#34);`)
+		str = reg.ReplaceAllString(str, "")
+		reg = regexp.MustCompile(`&(amp|#38);`)
+		str = reg.ReplaceAllString(str, "")
+		reg = regexp.MustCompile(`&(lt|#60);`)
+		str = reg.ReplaceAllString(str, "")
+		reg = regexp.MustCompile(`&(gt|#62);`)
+		str = reg.ReplaceAllString(str, "")
+		reg = regexp.MustCompile(`&(nbsp|#160);`)
+		str = reg.ReplaceAllString(str, "")
+		reg = regexp.MustCompile(`&(iexcl|#161);`)
+		str = reg.ReplaceAllString(str, "")
+		reg = regexp.MustCompile(`&(cent|#162);`)
+		str = reg.ReplaceAllString(str, "")
+		reg = regexp.MustCompile(`&(pound|#163);`)
+		str = reg.ReplaceAllString(str, "")
+		reg = regexp.MustCompile(`&(copy|#169);`)
+		str = reg.ReplaceAllString(str, "")
+		reg = regexp.MustCompile(`&#(\d+);`)
+		str = reg.ReplaceAllString(str, "")
+
+		str = strings.ReplaceAll(str, "<", "")
+		str = strings.ReplaceAll(str, ">", "")
+		str = strings.ReplaceAll(str, "\n", "")
+		str = strings.ReplaceAll(str, " ", "")
+		str = strings.ReplaceAll(str, "　", "")
+		
+		return str
+	}
+	return ""
+}
+
+func FloatToString(val float64) string {
+	return strconv.FormatFloat(val, 'f', 1, 64)
+}