From 3eb103423f85fb2af1f5ff91432e30417551e313 Mon Sep 17 00:00:00 2001
From: liuxiaolong <736321739@qq.com>
Date: 星期五, 20 十二月 2019 18:52:32 +0800
Subject: [PATCH] fix
---
extend/util/util.go | 269 +++++++++++++++++++++++++++++++++++++++++++++--------
1 files changed, 227 insertions(+), 42 deletions(-)
diff --git a/extend/util/util.go b/extend/util/util.go
index e680ee6..3e74a89 100644
--- a/extend/util/util.go
+++ b/extend/util/util.go
@@ -1,15 +1,21 @@
package util
import (
+ "archive/tar"
+ "archive/zip"
"bytes"
+ "compress/gzip"
+ "crypto/md5"
+ "encoding/hex"
"encoding/json"
- "errors"
"image"
+ "io"
"io/ioutil"
- "net"
"net/http"
- "os/exec"
+ "os"
+ "path/filepath"
"strconv"
+ "time"
"webserver/extend/code"
"basic.com/pubsub/protomsg.git"
@@ -136,45 +142,6 @@
return
}
-// 鑾峰彇鏈満缃戝崱IP
-func GetLocalIP(networkName string) (ipv4 string, mask string, err error) {
- interfaces, err := net.Interfaces()
- if err != nil {
- return "", "", err
- }
-
- for _, i := range interfaces {
- byName, err := net.InterfaceByName(i.Name)
- if err != nil {
- return "", "", err
- }
- addresses, err := byName.Addrs()
- for _, v := range addresses {
- if ipnet, ok := v.(*net.IPNet); ok && !ipnet.IP.IsLoopback() {
- if ipnet.IP.To4() != nil {
- if byName.Name == networkName {
- maskStr := ipnet.Mask.String()
- mask64, _ := strconv.ParseUint(maskStr, 16, 32)
- return ipnet.IP.String(), IpIntToString(int(mask64)), nil
- }
- }
- }
- }
- }
- return "", "", errors.New("ipv4 not found")
-}
-
-func GetDefaultRoute(networkName string) (route string, err error) {
- cmdStr := fmt.Sprintf("ip route show | grep -P \"^default.*%s\" | awk '{print $3}'", networkName)
- cmd := exec.Command("/bin/sh", "-c", cmdStr)
- b, err := cmd.Output()
- if err != nil {
- return "", err
- }
-
- return string(b), nil
-}
-
func StringIpToInt(ipstring string) int {
ipSegs := strings.Split(ipstring, ".")
var ipInt int = 0
@@ -215,6 +182,14 @@
return float32(f)
}
+func ParseScore64(compareScore float64) float64 {
+ if compareScore < 1 {
+ compareScore = compareScore * 100
+ }
+ f, _ := strconv.ParseFloat(fmt.Sprintf("%2.2f", compareScore), 64)
+ return f
+}
+
// UnCompress uncompress
func UnCompress(in []byte) ([]byte, error) {
out := make([]byte, 10*len(in))
@@ -242,3 +217,213 @@
out = out[:n] // compressed data
return out, nil
}
+
+// 鍒ゆ柇鎵�缁欒矾寰勬枃浠�/鏂囦欢澶规槸鍚﹀瓨鍦�
+func Exists(path string) bool {
+ if path == "" {
+ return false
+ }
+ _, err := os.Stat(path) //os.Stat鑾峰彇鏂囦欢淇℃伅
+ if err != nil {
+ if os.IsExist(err) {
+ return true
+ }
+ return false
+ }
+ return true
+}
+func CreateDirectory(path string) bool {
+ if path == "" {
+ return false
+ }
+ if Exists(path) {
+ return true
+ }
+ err := os.MkdirAll(path,os.ModePerm)
+ if err !=nil {
+ return false
+ }
+ return true
+}
+
+//鏃ユ湡杞瓧绗︿覆
+func FormatDate(date time.Time, layout string) string {
+ layout = strings.Replace(layout, "yyyy", "2006", 1)
+ layout = strings.Replace(layout, "yy", "06", 1)
+ layout = strings.Replace(layout, "MM", "01", 1)
+ layout = strings.Replace(layout, "dd", "02", 1)
+ layout = strings.Replace(layout, "HH", "15", 1)
+ layout = strings.Replace(layout, "mm", "04", 1)
+ layout = strings.Replace(layout, "ss", "05", 1)
+ layout = strings.Replace(layout, "SSS", "000", -1)
+ return date.Format(layout)
+}
+func ZipCheck(zipPath string) bool {
+ f, err := os.Open(zipPath)
+ if err != nil {
+ return false
+ }
+ defer f.Close()
+ buf := make([]byte, 4)
+ if n, err := f.Read(buf); err != nil || n < 4 {
+ return false
+ }
+ return bytes.Equal(buf, []byte("PK\x03\x04"))
+}
+func UnZip(archive, target string) error {
+ reader, err := zip.OpenReader(archive)
+ if err != nil {
+ return err
+ }
+ if err := os.MkdirAll(target, 0755); err != nil {
+ return err
+ }
+ for _, file := range reader.File {
+ path := filepath.Join(target, file.Name)
+ if file.FileInfo().IsDir() {
+ os.MkdirAll(path, file.Mode())
+ continue
+ }
+ fileReader, err := file.Open()
+ if err != nil {
+ return err
+ }
+ defer fileReader.Close()
+ targetFile, err := os.OpenFile(path, os.O_WRONLY|os.O_CREATE|os.O_TRUNC, file.Mode())
+ if err != nil {
+ return err
+ }
+ defer targetFile.Close()
+ if _, err := io.Copy(targetFile, fileReader); err != nil {
+ return err
+ }
+ }
+
+ return nil
+}
+
+//鍘嬬缉 浣跨敤gzip鍘嬬缉鎴恡ar.gz
+func TarCompress(files []*os.File, dest string) error {
+ d, _ := os.Create(dest)
+ defer d.Close()
+ gw := gzip.NewWriter(d)
+ defer gw.Close()
+ tw := tar.NewWriter(gw)
+ defer tw.Close()
+ for _, file := range files {
+ err := gzipCompress(file, "", tw)
+ if err != nil {
+ return err
+ }
+ }
+ return nil
+}
+
+func gzipCompress(file *os.File, prefix string, tw *tar.Writer) error {
+ info, err := file.Stat()
+ if err != nil {
+ return err
+ }
+ if info.IsDir() {
+ prefix = prefix + "/" + info.Name()
+ fileInfos, err := file.Readdir(-1)
+ if err != nil {
+ return err
+ }
+ for _, fi := range fileInfos {
+ f, err := os.Open(file.Name() + "/" + fi.Name())
+ if err != nil {
+ return err
+ }
+ err = gzipCompress(f, prefix, tw)
+ if err != nil {
+ return err
+ }
+ }
+ } else {
+ header, err := tar.FileInfoHeader(info, "")
+ header.Name = prefix + "/" + header.Name
+ if err != nil {
+ return err
+ }
+ err = tw.WriteHeader(header)
+ if err != nil {
+ return err
+ }
+ _, err = io.Copy(tw, file)
+ file.Close()
+ if err != nil {
+ return err
+ }
+ }
+ return nil
+}
+
+//瑙ｅ帇 tar.gz
+func DeCompress(tarFile, dest string) error {
+ srcFile, err := os.Open(tarFile)
+ if err != nil {
+ return err
+ }
+ defer srcFile.Close()
+ gr, err := gzip.NewReader(srcFile)
+ if err != nil {
+ return err
+ }
+ defer gr.Close()
+ tr := tar.NewReader(gr)
+ for {
+ hdr, err := tr.Next()
+ if err != nil {
+ if err == io.EOF {
+ break
+ } else {
+ return err
+ }
+ }
+ filename := dest + hdr.Name
+ file, err := createFile(filename)
+ if err != nil {
+ return err
+ }
+ io.Copy(file, tr)
+ }
+ return nil
+}
+
+func createFile(name string) (*os.File, error) {
+ err := os.MkdirAll(string([]rune(name)[0:strings.LastIndex(name, "/")]), 0755)
+ if err != nil {
+ return nil, err
+ }
+ return os.Create(name)
+}
+
+func FormatNum(oNum int,n int) string {
+ m := 0
+ for {
+ oNum = oNum / 10
+ m++
+ if oNum == 0 {
+ break
+ }
+ }
+ fmtStr := "%0"+strconv.Itoa(m)+"d"
+ return fmt.Sprintf(fmtStr, n)
+}
+
+func FileMd5(path string) (string,error){
+ file, err := os.Open(path)
+ if err !=nil {
+ return "",err
+ }
+
+ defer file.Close()
+
+ _md5 := md5.New()
+ if _,err := io.Copy(_md5, file);err != nil {
+ return "",err
+ }
+
+ return hex.EncodeToString(_md5.Sum(nil)),nil
+}
\ No newline at end of file
--
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