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  1. 108
      .gitignore
  2. 59
      README.md
  3. 102
      encrypt/v1/encrypt.go
  4. 75
      meta/v1/user.go

108
.gitignore vendored

@ -1,108 +0,0 @@
# ---> JetBrains
# Covers JetBrains IDEs: IntelliJ, RubyMine, PhpStorm, AppCode, PyCharm, CLion, Android Studio and WebStorm
# Reference: https://intellij-support.jetbrains.com/hc/en-us/articles/206544839
# User-specific stuff
.idea/**/workspace.xml
.idea/**/tasks.xml
.idea/**/usage.statistics.xml
.idea/**/dictionaries
.idea/**/shelf
# Generated files
.idea/**/contentModel.xml
# Sensitive or high-churn files
.idea/**/dataSources/
.idea/**/dataSources.ids
.idea/**/dataSources.local.xml
.idea/**/sqlDataSources.xml
.idea/**/dynamic.xml
.idea/**/uiDesigner.xml
.idea/**/dbnavigator.xml
# Gradle
.idea/**/gradle.xml
.idea/**/libraries
# Gradle and Maven with auto-import
# When using Gradle or Maven with auto-import, you should exclude module files,
# since they will be recreated, and may cause churn. Uncomment if using
# auto-import.
# .idea/artifacts
# .idea/compiler.xml
# .idea/jarRepositories.xml
# .idea/modules.xml
# .idea/*.iml
# .idea/modules
# *.iml
# *.ipr
# CMake
cmake-build-*/
# Mongo Explorer plugin
.idea/**/mongoSettings.xml
# File-based project format
*.iws
# IntelliJ
out/
# mpeltonen/sbt-idea plugin
.idea_modules/
# JIRA plugin
atlassian-ide-plugin.xml
# Cursive Clojure plugin
.idea/replstate.xml
# Crashlytics plugin (for Android Studio and IntelliJ)
com_crashlytics_export_strings.xml
crashlytics.properties
crashlytics-build.properties
fabric.properties
# Editor-based Rest Client
.idea/httpRequests
# Android studio 3.1+ serialized cache file
.idea/caches/build_file_checksums.ser
# Reference https://github.com/github/gitignore/blob/master/Go.gitignore
# Binaries for programs and plugins
*.exe
*.exe~
*.dll
*.so
*.dylib
# Test binary, built with `go test -c`
*.test
# Output of the go coverage tool, specifically when used with LiteIDE
*.out
# Dependency directories (remove the comment below to include it)
vendor/
# Compiled Object files, Static and Dynamic libs (Shared Objects)
*.o
*.a
# OS General
Thumbs.db
.DS_Store
# project
*.cert
*.key
*.log
bin/
# Develop tools
.vscode/
.idea/
*.swp

@ -1,58 +1,3 @@
# utils通用包 # utils
<!-- TOC --> 通用包
* [utils通用包](#utils通用包)
* [安装](#安装)
* [通用包](#通用包)
* [pagination](#pagination)
* [transport:通用http ResponseEncoder](#transport通用http-responseencoder)
* [meta:跨服务meta信息设置和获取](#meta跨服务meta信息设置和获取)
* [encrypt:对称加密](#encrypt对称加密)
<!-- TOC -->
## 安装
1. 设置私有仓库
```shell
go env -w GOPRIVATE=gitea.drugeyes.vip
```
2. 设置git
```shell
git config --global url."ssh://gitea@gitea.drugeyes.vip".insteadOf "https://gitea.drugeyes.vip"
```
3. 拉取对应版本
```shell
go get gitea.drugeyes.vip/pharnexbase/tools@v1.0.0
```
## 通用包
### pagination
* v1
> 说明
### transport:通用http ResponseEncoder
* v1
> 通用http ResponseEncoder
### meta:跨服务meta信息设置和获取
* v1
> 跨服务meta信息设置和获取
> - user(基础用户信息)
### encrypt:对称加密
* v1
> 对称加密,目前包含:SHA1PRNG

@ -1,102 +0,0 @@
package encrypt
import (
"crypto/aes"
"crypto/hmac"
"crypto/sha1"
"errors"
)
//AesEncryptECBSha1prng java AES 加密 SHA1PRNG
func AesEncryptECBSha1prng(src []byte, key []byte) ([]byte, error) {
sha1prngKey, err := GetSha1prngKey(key, 128)
if err != nil {
return nil, err
}
return AesEncryptECB(src, sha1prngKey), nil
}
//AesDecryptECBSha1prng java AES 解密 SHA1PRNG
func AesDecryptECBSha1prng(encrypted []byte, key []byte) ([]byte, error) {
sha1prngKey, err := GetSha1prngKey(key, 128)
if err != nil {
return nil, err
}
return AesDecryptECB(encrypted, sha1prngKey), nil
}
//AesEncryptECB AES-128-ECB 加密,(php:openssl_encrypt($string, 'AES-128-ECB', $key, OPENSSL_RAW_DATA))
func AesEncryptECB(src []byte, key []byte) []byte {
c, _ := aes.NewCipher(generateKey(key))
length := (len(src) + aes.BlockSize) / aes.BlockSize
plain := make([]byte, length*aes.BlockSize)
copy(plain, src)
pad := byte(len(plain) - len(src))
for i := len(src); i < len(plain); i++ {
plain[i] = pad
}
encrypted := make([]byte, len(plain))
// 分组分块加密
for bs, be := 0, c.BlockSize(); bs <= len(src); bs, be = bs+c.BlockSize(), be+c.BlockSize() {
c.Encrypt(encrypted[bs:be], plain[bs:be])
}
return encrypted
}
//AesDecryptECB AES-128-ECB 解密
func AesDecryptECB(encrypted []byte, key []byte) []byte {
c, _ := aes.NewCipher(generateKey(key))
decrypted := make([]byte, len(encrypted))
for bs, be := 0, c.BlockSize(); bs < len(encrypted); bs, be = bs+c.BlockSize(), be+c.BlockSize() {
c.Decrypt(decrypted[bs:be], encrypted[bs:be])
}
trim := 0
if len(decrypted) > 0 {
trim = len(decrypted) - int(decrypted[len(decrypted)-1])
}
return decrypted[:trim]
}
// GetSha1prngKey 模拟 java SHA1PRNG 处理,(php:substr(openssl_digest(openssl_digest($key, 'sha1', true), 'sha1', true), 0, 16))
func GetSha1prngKey(keyBytes []byte, encryptLength int) ([]byte, error) {
hashs := Sha1(Sha1(keyBytes))
maxLen := len(hashs)
realLen := encryptLength / 8
if realLen > maxLen {
return nil, errors.New("invalid length")
}
return hashs[0:realLen], nil
}
//Sha1 Sha1
func Sha1(data []byte) []byte {
h := sha1.New()
h.Write(data)
return h.Sum(nil)
}
// HmacSha1 HmacSha1
func HmacSha1(string, secret string) []byte {
mac := hmac.New(sha1.New, []byte(secret))
mac.Write([]byte(string))
return mac.Sum(nil)
}
func generateKey(key []byte) (genKey []byte) {
genKey = make([]byte, 16)
copy(genKey, key)
for i := 16; i < len(key); {
for j := 0; j < 16 && i < len(key); j, i = j+1, i+1 {
genKey[j] ^= key[i]
}
}
return genKey
}

@ -1,75 +0,0 @@
package meta
import (
"context"
"encoding/json"
"errors"
"github.com/go-kratos/kratos/v2/metadata"
)
const (
userMetaKey = "x-md-global-user"
)
var UserErr = errors.New("userinfo error")
// User 用户信息
type User struct {
// 用户id
Id int32 `json:"id"`
// 邮箱
Email string `json:"email"`
// 账号
Username string `json:"username"`
// 手机号
Phone string `json:"phone"`
// 昵称
Nickname string `json:"nickname"`
// 头像
Avatar string `json:"avatar"`
// 状态 1=正常;2=封禁
Status int32 `json:"status"`
}
// SetUserMetaClient 设置用户meta信息
func SetUserMetaClient(ctx context.Context, user *User) context.Context {
userInfo, _ := json.Marshal(user)
return metadata.AppendToClientContext(ctx, userMetaKey, string(userInfo))
}
// GetUserMetaClient 获取用户meta信息
func GetUserMetaClient(ctx context.Context) (*User, error) {
if meta, ok := metadata.FromClientContext(ctx); ok {
user := &User{}
if json.Unmarshal([]byte(meta.Get(userMetaKey)), user) != nil {
return nil, UserErr
}
return user, nil
}
return nil, UserErr
}
// SetUserMetaServer 设置用户meta信息
func SetUserMetaServer(ctx context.Context, user *User) context.Context {
userInfo, _ := json.Marshal(user)
var meta metadata.Metadata
var ok bool
if meta, ok = metadata.FromServerContext(ctx); ok {
meta.Set(userMetaKey, string(userInfo))
}
return metadata.NewServerContext(ctx, meta)
}
// GetUserMetaServer 获取用户meta信息
func GetUserMetaServer(ctx context.Context) (*User, error) {
if meta, ok := metadata.FromServerContext(ctx); ok {
user := &User{}
if json.Unmarshal([]byte(meta.Get(userMetaKey)), user) != nil {
return nil, UserErr
}
return user, nil
}
return nil, UserErr
}
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