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Session management refactoring

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This commit is contained in:
Frédéric Guillot 2017-12-16 18:07:53 -08:00
parent 58acd1d5e3
commit 00257988ef
26 changed files with 465 additions and 276 deletions
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70
server/middleware/session.go
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@ -10,60 +10,66 @@ import (
"github.com/miniflux/miniflux/logger"
"github.com/miniflux/miniflux/model"
"github.com/miniflux/miniflux/server/route"
"github.com/miniflux/miniflux/server/cookie"
"github.com/miniflux/miniflux/storage"
"github.com/gorilla/mux"
)
// SessionMiddleware represents a session middleware.
type SessionMiddleware struct {
store *storage.Storage
router *mux.Router
store *storage.Storage
}
// Handler execute the middleware.
func (s *SessionMiddleware) Handler(next http.Handler) http.Handler {
func (t *SessionMiddleware) Handler(next http.Handler) http.Handler {
return http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
session := s.getSessionFromCookie(r)
var err error
session := t.getSessionValueFromCookie(r)
if session == nil {
logger.Debug("[Middleware:Session] Session not found")
if s.isPublicRoute(r) {
next.ServeHTTP(w, r)
} else {
http.Redirect(w, r, route.Path(s.router, "login"), http.StatusFound)
session, err = t.store.CreateSession()
if err != nil {
logger.Error("[Middleware:Session] %v", err)
http.Error(w, http.StatusText(http.StatusInternalServerError), http.StatusInternalServerError)
return
}
http.SetCookie(w, cookie.New(cookie.CookieSessionID, session.ID, r.URL.Scheme == "https"))
} else {
logger.Debug("[Middleware:Session] %s", session)
ctx := r.Context()
ctx = context.WithValue(ctx, UserIDContextKey, session.UserID)
ctx = context.WithValue(ctx, IsAuthenticatedContextKey, true)
next.ServeHTTP(w, r.WithContext(ctx))
}
if r.Method == "POST" {
formValue := r.FormValue("csrf")
headerValue := r.Header.Get("X-Csrf-Token")
if session.Data.CSRF != formValue && session.Data.CSRF != headerValue {
logger.Error(`[Middleware:Session] Invalid or missing CSRF token: Form="%s", Header="%s"`, formValue, headerValue)
w.WriteHeader(http.StatusBadRequest)
w.Write([]byte("Invalid or missing CSRF session!"))
return
}
}
ctx := r.Context()
ctx = context.WithValue(ctx, SessionIDContextKey, session.ID)
ctx = context.WithValue(ctx, CSRFContextKey, session.Data.CSRF)
ctx = context.WithValue(ctx, OAuth2StateContextKey, session.Data.OAuth2State)
ctx = context.WithValue(ctx, FlashMessageContextKey, session.Data.FlashMessage)
ctx = context.WithValue(ctx, FlashErrorMessageContextKey, session.Data.FlashErrorMessage)
next.ServeHTTP(w, r.WithContext(ctx))
})
}
func (s *SessionMiddleware) isPublicRoute(r *http.Request) bool {
route := mux.CurrentRoute(r)
switch route.GetName() {
case "login", "checkLogin", "stylesheet", "javascript", "oauth2Redirect", "oauth2Callback", "appIcon", "favicon":
return true
default:
return false
}
}
func (s *SessionMiddleware) getSessionFromCookie(r *http.Request) *model.UserSession {
sessionCookie, err := r.Cookie("sessionID")
func (t *SessionMiddleware) getSessionValueFromCookie(r *http.Request) *model.Session {
sessionCookie, err := r.Cookie(cookie.CookieSessionID)
if err == http.ErrNoCookie {
return nil
}
session, err := s.store.UserSessionByToken(sessionCookie.Value)
session, err := t.store.Session(sessionCookie.Value)
if err != nil {
logger.Error("[SessionMiddleware] %v", err)
logger.Error("[Middleware:Session] %v", err)
return nil
}
@ -71,6 +77,6 @@ func (s *SessionMiddleware) getSessionFromCookie(r *http.Request) *model.UserSes
}
// NewSessionMiddleware returns a new SessionMiddleware.
func NewSessionMiddleware(s *storage.Storage, r *mux.Router) *SessionMiddleware {
return &SessionMiddleware{store: s, router: r}
func NewSessionMiddleware(s *storage.Storage) *SessionMiddleware {
return &SessionMiddleware{store: s}
}