golang(gin)整合mysql,整合redis通用脚手架
package logger
import (
"net"
"net/http"
"net/http/httputil"
"os"
"runtime/debug"
"strings"
"time"
"web_app/setting"
"github.com/gin-gonic/gin"
"github.com/natefinch/lumberjack"
"go.uber.org/zap"
"go.uber.org/zap/zapcore"
)
// Init 初始化Logger
func Init(cfg *setting.LogConfig) (err error) {
writeSyncer := getLogWriter(
cfg.Filename,
cfg.MaxSize,
cfg.MaxBackups,
cfg.MaxAge,
)
encoder := getEncoder()
var l = new(zapcore.Level)
err = l.UnmarshalText([]byte(cfg.Level))
if err != nil {
return
}
core := zapcore.NewCore(encoder, writeSyncer, l)
lg := zap.New(core, zap.AddCaller())
// 替换zap库中全局的logger
zap.ReplaceGlobals(lg)
return
}
func getEncoder() zapcore.Encoder {
encoderConfig := zap.NewProductionEncoderConfig()
encoderConfig.EncodeTime = zapcore.ISO8601TimeEncoder
encoderConfig.TimeKey = "time"
encoderConfig.EncodeLevel = zapcore.CapitalLevelEncoder
encoderConfig.EncodeDuration = zapcore.SecondsDurationEncoder
encoderConfig.EncodeCaller = zapcore.ShortCallerEncoder
return zapcore.NewJSONEncoder(encoderConfig)
}
func getLogWriter(filename string, maxSize, maxBackup, maxAge int) zapcore.WriteSyncer {
lumberJackLogger := &lumberjack.Logger{
Filename: filename,
MaxSize: maxSize,
MaxBackups: maxBackup,
MaxAge: maxAge,
}
return zapcore.AddSync(lumberJackLogger)
}
// GinLogger 接收gin框架默认的日志
func GinLogger() gin.HandlerFunc {
return func(c *gin.Context) {
start := time.Now()
path := c.Request.URL.Path
query := c.Request.URL.RawQuery
c.Next()
cost := time.Since(start)
zap.L().Info(path,
zap.Int("status", c.Writer.Status()),
zap.String("method", c.Request.Method),
zap.String("path", path),
zap.String("query", query),
zap.String("ip", c.ClientIP()),
zap.String("user-agent", c.Request.UserAgent()),
zap.String("errors", c.Errors.ByType(gin.ErrorTypePrivate).String()),
zap.Duration("cost", cost),
)
}
}
// GinRecovery recover掉项目可能出现的panic，并使用zap记录相关日志
func GinRecovery(stack bool) gin.HandlerFunc {
return func(c *gin.Context) {
defer func() {
if err := recover(); err != nil {
// Check for a broken connection, as it is not really a
// condition that warrants a panic stack trace.
var brokenPipe bool
if ne, ok := err.(*net.OpError); ok {
if se, ok := ne.Err.(*os.SyscallError); ok {
if strings.Contains(strings.ToLower(se.Error()), "broken pipe") || strings.Contains(strings.ToLower(se.Error()), "connection reset by peer") {
brokenPipe = true
}
}
}
httpRequest, _ := httputil.DumpRequest(c.Request, false)
if brokenPipe {
zap.L().Error(c.Request.URL.Path,
zap.Any("error", err),
zap.String("request", string(httpRequest)),
)
// If the connection is dead, we can't write a status to it.
c.Error(err.(error)) // nolint: errcheck
c.Abort()
return
}
if stack {
zap.L().Error("[Recovery from panic]",
zap.Any("error", err),
zap.String("request", string(httpRequest)),
zap.String("stack", string(debug.Stack())),
)
} else {
zap.L().Error("[Recovery from panic]",
zap.Any("error", err),
zap.String("request", string(httpRequest)),
)
}
c.AbortWithStatus(http.StatusInternalServerError)
}
}()
c.Next()
}
}