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|
package auth
import (
"net/http"
"strings"
"github.com/gorilla/sessions"
"gitlab.com/gitlab-org/labkit/log"
"gitlab.com/gitlab-org/gitlab-pages/internal/errortracking"
"gitlab.com/gitlab-org/gitlab-pages/internal/feature"
"gitlab.com/gitlab-org/gitlab-pages/internal/httperrors"
"gitlab.com/gitlab-org/gitlab-pages/internal/request"
)
const (
sessionHostKey = "_session_host"
namespaceInPathKey = "_namespace_in_path"
)
type hostSession struct {
*sessions.Session
}
func (s *hostSession) Save(r *http.Request, w http.ResponseWriter) error {
s.Session.Values[sessionHostKey] = r.Host
return s.Session.Save(r, w)
}
func (s *hostSession) getNamespaceInPathFromSession() string {
if s.Values[namespaceInPathKey] != nil {
return s.Values[namespaceInPathKey].(string)
}
return ""
}
func (s *hostSession) appendPath(path string) {
if feature.ProjectPrefixCookiePath.Enabled() && len(path) > 0 {
s.Options.Path = strings.TrimSuffix(s.Options.Path, "/") + "/" + strings.Trim(path, "/")
}
}
func (a *Auth) getSessionFromStore(r *http.Request) (*hostSession, error) {
session, err := a.store.Get(r, "gitlab-pages")
if session != nil {
namespaceInPath := a.getNamespaceInPath(r)
// Cookie just for this domain
session.Options.Path = "/" + namespaceInPath
session.Options.HttpOnly = true
session.Options.Secure = request.IsHTTPS(r)
session.Options.MaxAge = int(a.cookieSessionTimeout.Seconds())
if session.Values[sessionHostKey] == nil || session.Values[sessionHostKey] != r.Host {
logRequest(r).WithFields(log.Fields{
"Session host": session.Values[sessionHostKey],
"Request host": r.Host,
"Namespace in path": namespaceInPath,
}).Info("Resetting session values")
session.Values = make(map[interface{}]interface{})
}
if len(namespaceInPath) > 0 {
session.Values[namespaceInPathKey] = namespaceInPathKey
}
}
return &hostSession{session}, err
}
func (a *Auth) checkSession(w http.ResponseWriter, r *http.Request) (*hostSession, error) {
// Create or get session
session, errsession := a.getSessionFromStore(r)
if errsession != nil {
// Save cookie again
errsave := session.Save(r, w)
if errsave != nil {
logRequest(r).WithError(errsave).Error(saveSessionErrMsg)
errortracking.CaptureErrWithReqAndStackTrace(errsave, r)
httperrors.Serve500(w)
return nil, errsave
}
http.Redirect(w, r, getRequestAddress(r), http.StatusFound)
return nil, errsession
}
return session, nil
}
|
