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gin.go
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gin.go
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package golog
import (
"bytes"
"context"
"errors"
"github.com/dtapps/go-library/utils/dorm"
"github.com/dtapps/go-library/utils/goip"
"github.com/dtapps/go-library/utils/gojson"
"github.com/dtapps/go-library/utils/gorequest"
"github.com/dtapps/go-library/utils/gotime"
"github.com/dtapps/go-library/utils/gotrace_id"
"github.com/gin-gonic/gin"
"io/ioutil"
)
// GinClientFun *GinClient 驱动
type GinClientFun func() *GinClient
// GinClient 框架
type GinClient struct {
gormClient *dorm.GormClient // 数据库驱动
ipService *goip.Client // ip服务
zapLog *ZapLog // 日志服务
config struct {
systemHostname string // 主机名
systemOs string // 系统类型
systemVersion string // 系统版本
systemKernel string // 系统内核
systemKernelVersion string // 系统内核版本
systemBootTime uint64 // 系统开机时间
cpuCores int // CPU核数
cpuModelName string // CPU型号名称
cpuMhz float64 // CPU兆赫
systemInsideIp string // 内网ip
systemOutsideIp string // 外网ip
goVersion string // go版本
sdkVersion string // sdk版本
}
gormConfig struct {
stats bool // 状态
tableName string // 表名
}
}
// GinClientConfig 框架实例配置
type GinClientConfig struct {
IpService *goip.Client // ip服务
GormClientFun dorm.GormClientTableFun // 日志配置
MongoClientFun dorm.MongoClientCollectionFun // 日志配置
ZapLog *ZapLog // 日志服务
CurrentIp string // 当前ip
}
// NewGinClient 创建框架实例化
func NewGinClient(config *GinClientConfig) (*GinClient, error) {
var ctx = context.Background()
c := &GinClient{}
c.zapLog = config.ZapLog
if config.CurrentIp != "" && config.CurrentIp != "0.0.0.0" {
c.config.systemOutsideIp = config.CurrentIp
}
c.config.systemOutsideIp = goip.IsIp(c.config.systemOutsideIp)
if c.config.systemOutsideIp == "" {
return nil, currentIpNoConfig
}
c.ipService = config.IpService
// 配置信息
c.setConfig(ctx)
gormClient, gormTableName := config.GormClientFun()
if gormClient == nil || gormClient.GetDb() == nil {
return nil, dbClientFunNoConfig
}
// 配置关系数据库
if gormClient != nil || gormClient.GetDb() != nil {
c.gormClient = gormClient
if gormTableName == "" {
return nil, errors.New("没有设置表名")
} else {
c.gormConfig.tableName = gormTableName
}
c.gormAutoMigrate(ctx)
c.gormConfig.stats = true
}
return c, nil
}
type bodyLogWriter struct {
gin.ResponseWriter
body *bytes.Buffer
}
func (w bodyLogWriter) Write(b []byte) (int, error) {
w.body.Write(b)
return w.ResponseWriter.Write(b)
}
func (w bodyLogWriter) WriteString(s string) (int, error) {
w.body.WriteString(s)
return w.ResponseWriter.WriteString(s)
}
func (c *GinClient) jsonUnmarshal(data string) (result interface{}) {
_ = gojson.Unmarshal([]byte(data), &result)
return
}
// Middleware 中间件
func (c *GinClient) Middleware() gin.HandlerFunc {
return func(ginCtx *gin.Context) {
// 开始时间
startTime := gotime.Current().TimestampWithMillisecond()
requestTime := gotime.Current().Time
// 获取
data, _ := ioutil.ReadAll(ginCtx.Request.Body)
// 复用
ginCtx.Request.Body = ioutil.NopCloser(bytes.NewBuffer(data))
blw := &bodyLogWriter{body: bytes.NewBufferString(""), ResponseWriter: ginCtx.Writer}
ginCtx.Writer = blw
// 处理请求
ginCtx.Next()
// 响应
responseCode := ginCtx.Writer.Status()
responseBody := blw.body.String()
//结束时间
endTime := gotime.Current().TimestampWithMillisecond()
go func() {
var dataJson = true
// 解析请求内容
var jsonBody map[string]interface{}
// 判断是否有内容
if len(data) > 0 {
err := gojson.Unmarshal(data, &jsonBody)
if err != nil {
dataJson = false
}
}
clientIp := gorequest.ClientIp(ginCtx.Request)
var info = goip.AnalyseResult{}
if c.ipService != nil {
info = c.ipService.Analyse(clientIp)
}
var traceId = gotrace_id.GetGinTraceId(ginCtx)
// 记录
if c.gormConfig.stats {
if dataJson {
c.gormRecordJson(ginCtx, traceId, requestTime, data, responseCode, responseBody, startTime, endTime, info)
} else {
c.gormRecordXml(ginCtx, traceId, requestTime, data, responseCode, responseBody, startTime, endTime, info)
}
}
}()
}
}