func (c *AuthConfig) getAuthenticationRequestHandler() (authenticator.Request, error) { var authRequestHandlers []authenticator.Request if c.SessionAuth != nil { authRequestHandlers = append(authRequestHandlers, c.SessionAuth) } for _, identityProvider := range c.Options.IdentityProviders { identityMapper := identitymapper.NewAlwaysCreateUserIdentityToUserMapper(c.IdentityRegistry, c.UserRegistry) if configapi.IsPasswordAuthenticator(identityProvider) { passwordAuthenticator, err := c.getPasswordAuthenticator(identityProvider) if err != nil { return nil, err } authRequestHandlers = append(authRequestHandlers, basicauthrequest.NewBasicAuthAuthentication(passwordAuthenticator, true)) } else { switch provider := identityProvider.Provider.Object.(type) { case (*configapi.RequestHeaderIdentityProvider): var authRequestHandler authenticator.Request authRequestConfig := &headerrequest.Config{ UserNameHeaders: provider.Headers, } authRequestHandler = headerrequest.NewAuthenticator(identityProvider.Name, authRequestConfig, identityMapper) // Wrap with an x509 verifier if len(provider.ClientCA) > 0 { caData, err := ioutil.ReadFile(provider.ClientCA) if err != nil { return nil, fmt.Errorf("Error reading %s: %v", provider.ClientCA, err) } opts := x509request.DefaultVerifyOptions() opts.Roots = x509.NewCertPool() if ok := opts.Roots.AppendCertsFromPEM(caData); !ok { return nil, fmt.Errorf("Error loading certs from %s: %v", provider.ClientCA, err) } authRequestHandler = x509request.NewVerifier(opts, authRequestHandler) } authRequestHandlers = append(authRequestHandlers, authRequestHandler) } } } authRequestHandler := unionrequest.NewUnionAuthentication(authRequestHandlers...) return authRequestHandler, nil }
func ValidateOAuthConfig(config *api.OAuthConfig) fielderrors.ValidationErrorList { allErrs := fielderrors.ValidationErrorList{} if len(config.MasterURL) == 0 { allErrs = append(allErrs, fielderrors.NewFieldRequired("masterURL")) } if _, urlErrs := ValidateURL(config.MasterPublicURL, "masterPublicURL"); len(urlErrs) > 0 { allErrs = append(allErrs, urlErrs...) } if len(config.AssetPublicURL) == 0 { allErrs = append(allErrs, fielderrors.NewFieldRequired("assetPublicURL")) } if config.SessionConfig != nil { allErrs = append(allErrs, ValidateSessionConfig(config.SessionConfig).Prefix("sessionConfig")...) } allErrs = append(allErrs, ValidateGrantConfig(config.GrantConfig).Prefix("grantConfig")...) providerNames := util.NewStringSet() redirectingIdentityProviders := []string{} for i, identityProvider := range config.IdentityProviders { if identityProvider.UseAsLogin { redirectingIdentityProviders = append(redirectingIdentityProviders, identityProvider.Name) if api.IsPasswordAuthenticator(identityProvider) { if config.SessionConfig == nil { allErrs = append(allErrs, fielderrors.NewFieldInvalid("sessionConfig", config, "sessionConfig is required if a password identity provider is used for browser based login")) } } } allErrs = append(allErrs, ValidateIdentityProvider(identityProvider).Prefix(fmt.Sprintf("identityProvider[%d]", i))...) if len(identityProvider.Name) > 0 { if providerNames.Has(identityProvider.Name) { allErrs = append(allErrs, fielderrors.NewFieldInvalid(fmt.Sprintf("identityProvider[%d].name", i), identityProvider.Name, "must have a unique name")) } providerNames.Insert(identityProvider.Name) } } if len(redirectingIdentityProviders) > 1 { allErrs = append(allErrs, fielderrors.NewFieldInvalid("identityProviders", config.IdentityProviders, fmt.Sprintf("only one identity provider can support login for a browser, found: %v", redirectingIdentityProviders))) } return allErrs }
func (c *AuthConfig) getAuthenticationHandler(mux cmdutil.Mux, errorHandler handlers.AuthenticationErrorHandler) (handlers.AuthenticationHandler, error) { challengers := map[string]handlers.AuthenticationChallenger{} redirectors := map[string]handlers.AuthenticationRedirector{} for _, identityProvider := range c.Options.IdentityProviders { identityMapper := identitymapper.NewAlwaysCreateUserIdentityToUserMapper(c.IdentityRegistry, c.UserRegistry) if configapi.IsPasswordAuthenticator(identityProvider) { if identityProvider.UseAsLogin { if c.OpenshiftEnabled { passwordAuth, err := c.getPasswordAuthenticator(identityProvider) if err != nil { return nil, err } //map[string]handlers.AuthenticationRedirector // Password auth requires: // 1. a session success handler (to remember you logged in) // 2. a redirectSuccessHandler (to go back to the "then" param) if c.SessionAuth == nil { return nil, errors.New("SessionAuth is required for password-based login") } passwordSuccessHandler := handlers.AuthenticationSuccessHandlers{c.SessionAuth, redirectSuccessHandler{}} redirectors["login"] = &redirector{RedirectURL: OpenShiftLoginPrefix, ThenParam: "then"} login := login.NewLogin(c.getCSRF(), &callbackPasswordAuthenticator{passwordAuth, passwordSuccessHandler}, login.DefaultLoginFormRenderer) login.Install(mux, OpenShiftLoginPrefix) } } if identityProvider.UseAsChallenger { challengers["login"] = passwordchallenger.NewBasicAuthChallenger("openshift") } } else if configapi.IsOAuthIdentityProvider(identityProvider) { oauthProvider, err := c.getOAuthProvider(identityProvider) if err != nil { return nil, err } // Default state builder, combining CSRF and return URL handling state := external.CSRFRedirectingState(c.getCSRF()) // OAuth auth requires // 1. a session success handler (to remember you logged in) // 2. a state success handler (to go back to the URL encoded in the state) if c.SessionAuth == nil { return nil, errors.New("SessionAuth is required for OAuth-based login") } oauthSuccessHandler := handlers.AuthenticationSuccessHandlers{c.SessionAuth, state} // If the specified errorHandler doesn't handle the login error, let the state error handler attempt to propagate specific errors back to the token requester oauthErrorHandler := handlers.AuthenticationErrorHandlers{errorHandler, state} callbackPath := path.Join(OpenShiftOAuthCallbackPrefix, identityProvider.Name) oauthHandler, err := external.NewExternalOAuthRedirector(oauthProvider, state, c.Options.MasterPublicURL+callbackPath, oauthSuccessHandler, oauthErrorHandler, identityMapper) if err != nil { return nil, fmt.Errorf("unexpected error: %v", err) } mux.Handle(callbackPath, oauthHandler) if identityProvider.UseAsLogin { redirectors[identityProvider.Name] = oauthHandler } if identityProvider.UseAsChallenger { return nil, errors.New("oauth identity providers cannot issue challenges") } } } if len(redirectors) > 0 && len(challengers) == 0 { // Add a default challenger that will warn and give a link to the web browser token-granting location challengers["placeholder"] = placeholderchallenger.New(OpenShiftOAuthTokenRequestURL(c.Options.MasterPublicURL)) } authHandler := handlers.NewUnionAuthenticationHandler(challengers, redirectors, errorHandler) return authHandler, nil }