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forgejo/routers/routes/recovery.go
Lunny Xiao 84b147c7f0
Use IsProd instead of testing if it's equal. (#14336)
Co-authored-by: 6543 <6543@obermui.de>
Co-authored-by: zeripath <art27@cantab.net>
2021-01-14 23:17:03 +02:00

109 lines
3.2 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 routes
import (
"fmt"
"net/http"
"code.gitea.io/gitea/modules/auth/sso"
"code.gitea.io/gitea/modules/log"
"code.gitea.io/gitea/modules/middlewares"
"code.gitea.io/gitea/modules/setting"
"code.gitea.io/gitea/modules/templates"
"github.com/unrolled/render"
)
type dataStore struct {
Data map[string]interface{}
}
func (d *dataStore) GetData() map[string]interface{} {
return d.Data
}
// Recovery returns a middleware that recovers from any panics and writes a 500 and a log if so.
// Although similar to macaron.Recovery() the main difference is that this error will be created
// with the gitea 500 page.
func Recovery() func(next http.Handler) http.Handler {
return func(next http.Handler) http.Handler {
rnd := render.New(render.Options{
Extensions: []string{".tmpl"},
Directory: "templates",
Funcs: templates.NewFuncMap(),
Asset: templates.GetAsset,
AssetNames: templates.GetAssetNames,
IsDevelopment: !setting.IsProd(),
})
return http.HandlerFunc(func(w http.ResponseWriter, req *http.Request) {
defer func() {
// Why we need this? The first recover will try to render a beautiful
// error page for user, but the process can still panic again, then
// we have to just recover twice and send a simple error page that
// should not panic any more.
defer func() {
if err := recover(); err != nil {
combinedErr := fmt.Sprintf("PANIC: %v\n%s", err, string(log.Stack(2)))
log.Error(combinedErr)
if setting.IsProd() {
http.Error(w, http.StatusText(500), 500)
} else {
http.Error(w, combinedErr, 500)
}
}
}()
if err := recover(); err != nil {
combinedErr := fmt.Sprintf("PANIC: %v\n%s", err, string(log.Stack(2)))
log.Error("%v", combinedErr)
lc := middlewares.Locale(w, req)
// TODO: this should be replaced by real session after macaron removed totally
sessionStore, err := sessionManager.Start(w, req)
if err != nil {
// Just invoke the above recover catch
panic("session(start): " + err.Error())
}
var store = dataStore{
Data: templates.Vars{
"Language": lc.Language(),
"CurrentURL": setting.AppSubURL + req.URL.RequestURI(),
"i18n": lc,
},
}
// Get user from session if logged in.
user, _ := sso.SignedInUser(req, w, &store, sessionStore)
if user != nil {
store.Data["IsSigned"] = true
store.Data["SignedUser"] = user
store.Data["SignedUserID"] = user.ID
store.Data["SignedUserName"] = user.Name
store.Data["IsAdmin"] = user.IsAdmin
} else {
store.Data["SignedUserID"] = int64(0)
store.Data["SignedUserName"] = ""
}
w.Header().Set(`X-Frame-Options`, `SAMEORIGIN`)
if !setting.IsProd() {
store.Data["ErrorMsg"] = combinedErr
}
err = rnd.HTML(w, 500, "status/500", templates.BaseVars().Merge(store.Data))
if err != nil {
log.Error("%v", err)
}
}
}()
next.ServeHTTP(w, req)
})
}
}