Change all license headers to comply with REUSE specification. Fix #16132 Co-authored-by: flynnnnnnnnnn <flynnnnnnnnnn@github> Co-authored-by: John Olheiser <john.olheiser@gmail.com>
		
			
				
	
	
		
			83 lines
		
	
	
		
			2.6 KiB
		
	
	
	
		
			Go
		
	
	
	
	
	
			
		
		
	
	
			83 lines
		
	
	
		
			2.6 KiB
		
	
	
	
		
			Go
		
	
	
	
	
	
| // Copyright 2021 The Gitea Authors. All rights reserved.
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| // SPDX-License-Identifier: MIT
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| 
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| package common
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| 
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| import (
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| 	"fmt"
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| 	"net/http"
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| 	"strings"
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| 
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| 	"code.gitea.io/gitea/modules/context"
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| 	"code.gitea.io/gitea/modules/log"
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| 	"code.gitea.io/gitea/modules/process"
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| 	"code.gitea.io/gitea/modules/setting"
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| 	"code.gitea.io/gitea/modules/web/routing"
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| 
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| 	"github.com/chi-middleware/proxy"
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| 	"github.com/go-chi/chi/v5/middleware"
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| )
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| 
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| // Middlewares returns common middlewares
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| func Middlewares() []func(http.Handler) http.Handler {
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| 	handlers := []func(http.Handler) http.Handler{
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| 		func(next http.Handler) http.Handler {
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| 			return http.HandlerFunc(func(resp http.ResponseWriter, req *http.Request) {
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| 				// First of all escape the URL RawPath to ensure that all routing is done using a correctly escaped URL
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| 				req.URL.RawPath = req.URL.EscapedPath()
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| 
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| 				ctx, _, finished := process.GetManager().AddTypedContext(req.Context(), fmt.Sprintf("%s: %s", req.Method, req.RequestURI), process.RequestProcessType, true)
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| 				defer finished()
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| 				next.ServeHTTP(context.NewResponse(resp), req.WithContext(ctx))
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| 			})
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| 		},
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| 	}
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| 
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| 	if setting.ReverseProxyLimit > 0 {
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| 		opt := proxy.NewForwardedHeadersOptions().
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| 			WithForwardLimit(setting.ReverseProxyLimit).
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| 			ClearTrustedProxies()
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| 		for _, n := range setting.ReverseProxyTrustedProxies {
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| 			if !strings.Contains(n, "/") {
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| 				opt.AddTrustedProxy(n)
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| 			} else {
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| 				opt.AddTrustedNetwork(n)
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| 			}
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| 		}
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| 		handlers = append(handlers, proxy.ForwardedHeaders(opt))
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| 	}
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| 
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| 	handlers = append(handlers, middleware.StripSlashes)
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| 
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| 	if !setting.DisableRouterLog {
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| 		handlers = append(handlers, routing.NewLoggerHandler())
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| 	}
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| 
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| 	if setting.EnableAccessLog {
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| 		handlers = append(handlers, context.AccessLogger())
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| 	}
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| 
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| 	handlers = append(handlers, func(next http.Handler) http.Handler {
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| 		return http.HandlerFunc(func(resp http.ResponseWriter, req *http.Request) {
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| 			// Why we need this? The Recovery() will try to render a beautiful
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| 			// error page for user, but the process can still panic again, and other
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| 			// middleware like session also may panic then we have to recover twice
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| 			// and send a simple error page that should not panic anymore.
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| 			defer func() {
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| 				if err := recover(); err != nil {
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| 					routing.UpdatePanicError(req.Context(), err)
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| 					combinedErr := fmt.Sprintf("PANIC: %v\n%s", err, log.Stack(2))
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| 					log.Error("%v", combinedErr)
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| 					if setting.IsProd {
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| 						http.Error(resp, http.StatusText(http.StatusInternalServerError), http.StatusInternalServerError)
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| 					} else {
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| 						http.Error(resp, combinedErr, http.StatusInternalServerError)
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| 					}
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| 				}
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| 			}()
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| 			next.ServeHTTP(resp, req)
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| 		})
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| 	})
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| 	return handlers
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| }
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