mirror of
https://github.com/go-gitea/gitea
synced 2024-08-18 05:10:41 +02:00
178 lines
4.9 KiB
Go
178 lines
4.9 KiB
Go
// Copyright 2020 The Gitea Authors. All rights reserved.
|
|
// Use of this source code is governed by a MIT-style
|
|
// license that can be found in the LICENSE file.
|
|
|
|
package web
|
|
|
|
import (
|
|
"errors"
|
|
"fmt"
|
|
"io"
|
|
"net/http"
|
|
"os"
|
|
"path"
|
|
"path/filepath"
|
|
"strings"
|
|
|
|
"code.gitea.io/gitea/modules/context"
|
|
"code.gitea.io/gitea/modules/httpcache"
|
|
"code.gitea.io/gitea/modules/log"
|
|
"code.gitea.io/gitea/modules/setting"
|
|
"code.gitea.io/gitea/modules/storage"
|
|
"code.gitea.io/gitea/modules/templates"
|
|
"code.gitea.io/gitea/modules/web/middleware"
|
|
"code.gitea.io/gitea/modules/web/routing"
|
|
"code.gitea.io/gitea/services/auth"
|
|
|
|
"gitea.com/go-chi/session"
|
|
)
|
|
|
|
func storageHandler(storageSetting setting.Storage, prefix string, objStore storage.ObjectStorage) func(next http.Handler) http.Handler {
|
|
funcInfo := routing.GetFuncInfo(storageHandler, prefix)
|
|
return func(next http.Handler) http.Handler {
|
|
if storageSetting.ServeDirect {
|
|
return http.HandlerFunc(func(w http.ResponseWriter, req *http.Request) {
|
|
if req.Method != "GET" && req.Method != "HEAD" {
|
|
next.ServeHTTP(w, req)
|
|
return
|
|
}
|
|
|
|
if !strings.HasPrefix(req.URL.RequestURI(), "/"+prefix) {
|
|
next.ServeHTTP(w, req)
|
|
return
|
|
}
|
|
routing.UpdateFuncInfo(req.Context(), funcInfo)
|
|
|
|
rPath := strings.TrimPrefix(req.URL.RequestURI(), "/"+prefix)
|
|
u, err := objStore.URL(rPath, path.Base(rPath))
|
|
if err != nil {
|
|
if os.IsNotExist(err) || errors.Is(err, os.ErrNotExist) {
|
|
log.Warn("Unable to find %s %s", prefix, rPath)
|
|
http.Error(w, "file not found", 404)
|
|
return
|
|
}
|
|
log.Error("Error whilst getting URL for %s %s. Error: %v", prefix, rPath, err)
|
|
http.Error(w, fmt.Sprintf("Error whilst getting URL for %s %s", prefix, rPath), 500)
|
|
return
|
|
}
|
|
http.Redirect(
|
|
w,
|
|
req,
|
|
u.String(),
|
|
301,
|
|
)
|
|
})
|
|
}
|
|
|
|
return http.HandlerFunc(func(w http.ResponseWriter, req *http.Request) {
|
|
if req.Method != "GET" && req.Method != "HEAD" {
|
|
next.ServeHTTP(w, req)
|
|
return
|
|
}
|
|
|
|
prefix := strings.Trim(prefix, "/")
|
|
|
|
if !strings.HasPrefix(req.URL.EscapedPath(), "/"+prefix+"/") {
|
|
next.ServeHTTP(w, req)
|
|
return
|
|
}
|
|
routing.UpdateFuncInfo(req.Context(), funcInfo)
|
|
|
|
rPath := strings.TrimPrefix(req.URL.EscapedPath(), "/"+prefix+"/")
|
|
rPath = strings.TrimPrefix(rPath, "/")
|
|
if rPath == "" {
|
|
http.Error(w, "file not found", 404)
|
|
return
|
|
}
|
|
rPath = path.Clean("/" + filepath.ToSlash(rPath))
|
|
rPath = rPath[1:]
|
|
|
|
fi, err := objStore.Stat(rPath)
|
|
if err == nil && httpcache.HandleTimeCache(req, w, fi) {
|
|
return
|
|
}
|
|
|
|
// If we have matched and access to release or issue
|
|
fr, err := objStore.Open(rPath)
|
|
if err != nil {
|
|
if os.IsNotExist(err) || errors.Is(err, os.ErrNotExist) {
|
|
log.Warn("Unable to find %s %s", prefix, rPath)
|
|
http.Error(w, "file not found", 404)
|
|
return
|
|
}
|
|
log.Error("Error whilst opening %s %s. Error: %v", prefix, rPath, err)
|
|
http.Error(w, fmt.Sprintf("Error whilst opening %s %s", prefix, rPath), 500)
|
|
return
|
|
}
|
|
defer fr.Close()
|
|
|
|
_, err = io.Copy(w, fr)
|
|
if err != nil {
|
|
log.Error("Error whilst rendering %s %s. Error: %v", prefix, rPath, err)
|
|
http.Error(w, fmt.Sprintf("Error whilst rendering %s %s", prefix, rPath), 500)
|
|
return
|
|
}
|
|
})
|
|
}
|
|
}
|
|
|
|
type dataStore map[string]interface{}
|
|
|
|
func (d *dataStore) GetData() map[string]interface{} {
|
|
return *d
|
|
}
|
|
|
|
// Recovery returns a middleware that recovers from any panics and writes a 500 and a log if so.
|
|
// This error will be created with the gitea 500 page.
|
|
func Recovery() func(next http.Handler) http.Handler {
|
|
rnd := templates.HTMLRenderer()
|
|
return func(next http.Handler) http.Handler {
|
|
return http.HandlerFunc(func(w http.ResponseWriter, req *http.Request) {
|
|
defer func() {
|
|
if err := recover(); err != nil {
|
|
routing.UpdatePanicError(req.Context(), err)
|
|
combinedErr := fmt.Sprintf("PANIC: %v\n%s", err, log.Stack(2))
|
|
log.Error("%s", combinedErr)
|
|
|
|
sessionStore := session.GetSession(req)
|
|
|
|
lc := middleware.Locale(w, req)
|
|
store := dataStore{
|
|
"Language": lc.Language(),
|
|
"CurrentURL": setting.AppSubURL + req.URL.RequestURI(),
|
|
"i18n": lc,
|
|
}
|
|
|
|
user := context.GetContextUser(req)
|
|
if user == nil {
|
|
// Get user from session if logged in - do not attempt to sign-in
|
|
user = auth.SessionUser(sessionStore)
|
|
}
|
|
if user != nil {
|
|
store["IsSigned"] = true
|
|
store["SignedUser"] = user
|
|
store["SignedUserID"] = user.ID
|
|
store["SignedUserName"] = user.Name
|
|
store["IsAdmin"] = user.IsAdmin
|
|
} else {
|
|
store["SignedUserID"] = int64(0)
|
|
store["SignedUserName"] = ""
|
|
}
|
|
|
|
w.Header().Set(`X-Frame-Options`, setting.CORSConfig.XFrameOptions)
|
|
|
|
if !setting.IsProd {
|
|
store["ErrorMsg"] = combinedErr
|
|
}
|
|
err = rnd.HTML(w, 500, "status/500", templates.BaseVars().Merge(store))
|
|
if err != nil {
|
|
log.Error("%v", err)
|
|
}
|
|
}
|
|
}()
|
|
|
|
next.ServeHTTP(w, req)
|
|
})
|
|
}
|
|
}
|