Beacon/middleware/default.go

83 lines
2.1 KiB
Go

package middleware
import (
"github.com/gin-gonic/gin"
"go.uber.org/zap"
"net"
"net/http"
"net/http/httputil"
"os"
"runtime/debug"
"strings"
"time"
)
func GinLogger(logger *zap.Logger) gin.HandlerFunc {
return func(context *gin.Context) {
start := time.Now()
path := context.Request.URL.Path
query := context.Request.URL.RawQuery
context.Next()
cost := time.Since(start)
logger.Info(path,
zap.Int("status", context.Writer.Status()),
zap.String("method", context.Request.Method),
zap.String("path", path),
zap.String("query", query),
zap.String("ip", context.ClientIP()),
zap.String("user-agent", context.Request.UserAgent()),
zap.String("errors", context.Errors.ByType(gin.ErrorTypePrivate).String()),
zap.Duration("cost", cost),
)
}
}
func GinRecovery(logger *zap.Logger, stack bool) gin.HandlerFunc {
return func(context *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(context.Request, false)
if brokenPipe {
logger.Error(context.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.
context.Error(err.(error)) // nolint: err check
context.Abort()
return
}
if stack {
logger.Error("[Recovery from panic]",
zap.Any("error", err),
zap.String("request", string(httpRequest)),
zap.String("stack", string(debug.Stack())),
)
} else {
logger.Error("[Recovery from panic]",
zap.Any("error", err),
zap.String("request", string(httpRequest)),
)
}
// 500
context.AbortWithStatus(http.StatusInternalServerError)
}
}()
context.Next()
}
}