Istio oidc example. Shows common examples of using Istio security policy.
Istio oidc example Join us for Istio Day Europe, a KubeCon + CloudNativeCon Europe Co-located Event. yaml A WASM plugin for Envoy supporting the Open ID Connect Authorization Flow, extending Istio's JWT functionality - dgn/oidc-filter 使用 Kubernetes 和 Istio 学习微服务. Issuing SPIFFE IDs to SGX Confidential Workloads; opa-spiffe-oidc. /reset-cluster. Our Istio AuthorizationPolicy already configured the Envoy Proxy to delegate authorization to our “external” (from Istio’s view) CUSTOM auth component: oauth2-proxy. CLIENT_SECRET: AuthService will use this Client Secret to authenticate itself against your OIDC provider in combination with CLIENT_ID when attempting to access your OIDC Provider's protected endpoints Aug 5, 2022 · A VirtualService resource must be associated with one or more Gateway resources. For detailed OIDC configuration, refer to the Envoy Gateway API Documentation. The remote OIDC authenticated service needs then to be configured to locate the endpoint and qualify the WebPKI service. Install Keycloak. OAuth2 Proxy has quite a few configuration options described in oauth2-proxy documentation and available in the example values. Run . Aug 11, 2019 · 基于OIDC实现istio来源身份验证 序. Istio is an open See the Istio Architecture for more details. This way, we can precisely control the traffic that enters or leaves the mesh. apiVersion: apps/v1 kind: Deployment metadata: name: oauth2-proxy namespace: oauth2-proxy spec: selector: matchLabels Jul 22, 2019 · Notice how Istio can only perform the last part, token verification. Shows common examples of using Istio security policy. Istio specifically provides the following features. 2 Keycloak as OIDC provider Oauth2-Proxy to manage OIDC flow Mesh Config changes Nginx as example app. Because our application will be exposed on port 5000 of the Istio gateway which is not opened by default, we need to open it following this tutorial [3] 3. Upon completing the setup, you will have an Amazon EKS cluster with Istio and the sample application configured. If the resolution is NONE, the gateway will direct the traffic to itself in an infinite loop. In this setup, the ingresss-gateway will first send the inbound request headers to another istio service which check the header values submitted by the remote user/client. This repository contains the code for the OPA-SPIFFE OIDC Demo. Jun 19, 2023 · This is not a security vulnerability or a crashing bug This is not a question about how to use Istio Bug Description When trying to use OIDC Discovery featur Jan 7, 2022 · Configured Authservice with the new CUSTOM AuthorizationPolicy. 9+), you will have to customize the AuthorizationPolicy in the quick_start. Contribute to digihunch/istio-oidc development by creating an account on GitHub. 4 in Kubernetes acting as the ingress. In our example, 172. 0 protocol which allows the identity of a user to be verified based on authentication to an identity provider. Note: A sidecar, in this context, is a container that is added to your pods. For example, the client application needs a one-time registration with identity provider. From what I understand the discovery container in the pilot pod is validating the certificate of the OIDC and other incoming requests. This template pulls the list of Gateway resources from the values. io This example is going to require three domains: dex. It’s important to notice that, in this scenario, using in particularly Spring Cloud Gateway, once the user has authenticated via Keycloak Nov 21, 2024 · Is this the right place to submit this? This is not a security vulnerability or a crashing bug This is not a question about how to use Istio Bug Description I updated istio from version 1. Dec 18, 2023 · I am deploying ECK in an on-premise Kubernetes cluster with Istio installed. Notice how Istio can only perform the last part, token verification. AuthorizationPolicy apiVersion: security. The istio-ingressgateway-certs secret is mounted on the istio-ingressgateway deployment and used to serve HTTPS. Feb 13, 2021 · Hi, I have followed this post but I haven’t been able to make it work. clientSecret: Enter the reference to the Kubernetes secret that you created earlier and that stores the client secret value. 前提条件; 设置 Kubernetes 集群; 设置本地计算机; 本地运行微服务; 在 Docker 中运行 ratings 服务; 使用 Kubernetes 运行 Bookinfo; 生产测试; 添加一个新版本的 reviews; 在 productpage 启用 Istio; 在所有微服务上启用 Istio; 配置 Istio Ingress Gateway Feb 20, 2020 · I encountered a similar problem with Istio running in Openshift. Sep 26, 2024 · As the Istio and OIDC ecosystems evolve, stay up-to-date on the latest features and integrate them into your auth strategy as it makes sense. io/v1. After deployment, you can use JWTRule. ; OpenID Connect support for Azure AD - both interactive OIDC and support for client_credentials OAuth flow. istio. example. Before proceeding with the setup, ensure that the prerequisites are met. Deploy a backend sample service in the cluster, such as the Istio Bookinfo example, for testing the OIDC plugin functionality. You can retrieve the client ID from the General tab of your Okta OIDC app. Explore SkyWalking’s official demo application May 13, 2024 · For example, access time, service required, IP address of the request, etc. Sep 24, 2024 · Saved searches Use saved searches to filter your results more quickly May 23, 2022 · Istio has a quick example to get you on the right path, The OIDC standard enables client applications to identify end-users. 5 Authentication flow: On first request, since there is no authentication, authservice successfully redirects Our examples use two namespaces foo and bar, with two services, httpbin and curl, both running with an Envoy proxy. 72 is the IP address of the istio-ingressgateway. Examples: Nov 12, 2021 · We use AWS Load Balancers with native OIDC integration to authenticate employees through Okta before passing them to the backend Istio IngressGateways. After that we try to apply the same to Knative services. Jul 28, 2023 · The employee connects to the internal application url and the request is sent to the Istio service mesh inside our Kubernetes cluster. Aug 9, 2021 · Istio OIDC Authentication with OAuth2-Proxy. The authorization side can be handled by Istio with a custom external authorization system using OIDC: in this guide we use oauth2-proxy for that. Together, they allow developers to protect their APIs and web apps without any application code required. How to configure ISTIO to parse the JWT token in x-amazon-oidc-data, extract the claims , put into heder, so that it can be used in x-amzn-oidc-data. Example: In this example, we set up OIDC for the Envoy Gateway. . 2. /start. Conclusion. If you’d like to use the same examples when trying the tasks, run the following: Apr 7, 2021 · Hello Istio Users and @YangminZhu , I was trying to to implement external istio authorization and following https://istio. Under the hood, the data is handled by Envoy, a very efficient and versatile proxy. Below are the details on the setup: OIDC provider: Keycloak Grant type: authorization_code Istio version: 1. The authorization policy points to the custom extension provider, OAuth2-Proxy. oidc-filter doesn't verify the JWTs yet (but Istio does that) If the token has expired, AJAX calls with methods other than GET will fail on first attempt (but then succeed afterwards) Not using state or nonce yet (so susceptible to replay attacks) Jun 9, 2022 · Istio plays nicely with Kubernetes, so nicely that you might think that it’s part of the Kubernetes platform itself. Dec 16, 2021 · Installing OAuth2 Proxy. From the basics of Istio and OIDC concepts to step-by-step implementation details and best practices. foo. Meaning all the services are only reachable through the gateway, where TLS and authentication is done. Nov 5, 2021 · After applying the above Certificate, cert-manager will generate the TLS certificate inside the istio-ingressgateway-certs secrets. If you are using an earlier version of Istio (1. io/latest/blog/2021/better-external-authz/ I Aug 18, 2022 · I have been trying to implement istio authorization using Oauth2 and keycloak. We also use second instances of httpbin and curl running without the sidecar in the legacy namespace. Configure Redirect URI for your registered App DNS resolution must be used in the service entry below. For this validation the file /cacert. 本文介绍如何生成可以经过istio来源身份验证的jwt token。istio的来源身份验证是通过OpenID connect规范实现的,这里只需要遵循OIDC的小部分规范便可以实现可以通过验证的token。 首先来看一下istio官方文档对来源身份验证的说明: Nov 18, 2024 · Based on this, we developed an OIDC plugin that allows users to implement SSO in the Higress gateway without writing any code. 2 and KeyCloak for External Authorization Understand Istio authentication policy and related mutual TLS authentication concepts. io/v1beta1 API version instead of security. Oct 24, 2024 · The employee connects to the application URL, and the request is sent to the Istio service mesh inside our Kubernetes cluster. You can retrieve the client secret from the General tab of your Okta OIDC app. 0 and OIDC 1. Java SPIFFE examples. helm repo add codecentric https://codecentric. JSON Web Token (JWT) token format for authentication as defined by RFC 7519. The SPIRE OIDC Discovery Provider retrieves a WebPKI certificate using the ACME protocol, which it uses to secure an endpoint that serves an OIDC compatible JWKS bundle and a standard OIDC discovery document. For applications which natively support OIDC an Istio AuthorizationPolicy can be used to validate the user's JWT at edge, however if the application does not handle the OIDC lifecycle / flow, Istio cannot natively redirect the user to the IDP, nor can it handle cross-application SSO cookies. Aug 30, 2024 · Istio simplifies the complexities of managing microservices by providing a unified way to secure, connect, and monitor services across the mesh. This project also provides different ways to run the application such as Docker container on your local machine or in a Kubernetes cluster with Istio installed. This is the first release of the Go rewrite of the authservice! 🚀. cluster. May 13, 2024 · Istio acts as a security gatekeeper by integrating with external authentication providers that utilize OAuth2 or OIDC protocols. Add www. This is because the gateway receives a request with the original destination IP address which is equal to the service IP of the gateway (since the request is directed by sidecar proxies to the gateway). In my lab, I use it as the ingress gateway for my cluster, and I am Feb 25, 2022 · The files required in this lab is in istio-oidc repo under the envoy directory. For example, a community user has reported to successfully configure Kiali’s OpenID strategy by using kube-oidc-proxy which is a reverse proxy that handles the OpenID authentication and forwards the authenticated requests to the Kubernetes API. Istio provides some preconfigured gateway proxy deployments: istio-ingressgateway and istio-egressgateway. The oauth2-proxy is running in our K8s cluster as well and is configured to talk to our OIDC Identity Provider Keycloak (but you could use other IdPs as well). Create a new Istio gateway to route traffic to the application kubectl apply -f k8s_istio_gw. apiVersion: security. sh script to set up fresh minikube cluster and install Istio. Sep 3, 2020 · Unfortunately, after the successful (OIDC) login I get the following errors: Looking for working example for Istio - 1. io/v1 kind: PeerAuthentication metadata: name: "example-workload-policy" namespace: "foo" spec: selector: matchLabels: app: example-app portLevelMtls: 80: mode: DISABLE The peer authentication policy above works only because the service configuration below bound the requests from the example-app workload to port 80 of Mar 2, 2021 · Hi, I have setup a test environment with oauth2-proxy ,dex and istio 1. Istio isn’t the only service mesh around; we also have platforms like Linkerd and Consul, which are also quite popular. See OAuth 2. The order of execution (as part of Envoy’s filter chain) is determined by phase and priority settings, allowing the configuration of complex interactions between user-supplied WasmPlugins and Istio’s internal filters. 24. OIDC란; idP; Dex; 사전 준비사항; 환경설정. Examples: keycloak_flask is an example FLASK app that uses Keycloak for user registration and OIDC authentication. Istio uses Envoy proxy sidecars to mediate inbound and outbound traffic for all pods in the service mesh. Problem Sep 3, 2024 · The code sample is intended for demonstration purposes only and should not be used in production environments. We have an Istio authorization policy that limits access to the admin service. authservice 1. A bunch of java-spiffe use examples; SPIRE and SGX-SCONE. Oct 16, 2023 · I am attempting to integrate OIDC with Istio using the AuthService project. Jan 15, 2023 · The Authenticator generates a key pair, which is basically a private key, that will stay safe on the device and a public key that will be shared with the server. NVIDIA developed and tested this document using the following installations methods. Verifying Single Sign-On: Login. The trace is comprised of a set of spans, where each span corresponds to a Bookinfo service, invoked during the execution of a /productpage request, or internal Istio component, for example: istio-ingressgateway. As hack/workaround I replaced this file with the signer of my OIDC provider. MeshConfig extensionProviders is using grpc - all is functioning correctly and almost perfect Mar 26, 2025 · Istio uses gateways to manage inbound and outbound traffic from the mesh. Nov 10, 2021 · There are a number of ways to achieve this with Istio however here we look at two solutions and how their integration points have been affected by changes to Istio’s architecture. Authentication layer I uses AWS Application Load Balancer and Cognito and once user get authenticated, all following request will have a header x-amzn-oidc-data which is a JWT token I'd like to use in istio authorization by comparing user's username or email. Feb 14, 2022 · There are many posts and guides on different benefits and use cases for Istio but this is a rarer use case I could not find any detailed examples about. github. Feb 3, 2020 · Istio (ingress gateway) Certmanager (certificates) - not covered in this post; OAuth2_Proxy (controls the OIDC flow) Redis (session storage) Keycloak (OIDC Provider) Istio. Preferably, the IdP with be external - Okta, for example. Sep 5, 2020 · Hi, I am running istio in EKS cluster, using the ALB to obtain OIDC token. yaml. 下载 Istio 发行版; 安装配置文件; 兼容版本; 安装 Gateway; 安装 Sidecar; 定制安装配置; 高级 Helm chart 自定义; 安装 Istio CNI 节点代理 Jul 3, 2024 · SPIRE-issued x509 identities are used in our Istio service mesh for mTLS, and JWT identities are used to enable OIDC-based federated access with Confluent and AWS resources. OIDC Plugin Usage 2. nginx container is not getting the Authorization header(JWT token) Below is my config for Oauth2-Proxy deployment. org: For the admin interface to create LDAP users and groups (optional) Note: Replace example. OIDC Discovery URL, In this example, we are Jan 21, 2011 · Stack Overflow for Teams Where developers & technologists share private knowledge with coworkers; Advertising & Talent Reach devs & technologists worldwide about your product, service or employer brand Sep 18, 2019 · If you are running your containerized applications on Kubernetes, you can benefit from using the App Identity and Access Adapter for an abstracted level of security with zero code changes or redeploys. OIDC is provided by tools like Keycloak, DEX, or other commercial solutions as an OIDC provider. x to latest 1. Sep 21, 2023 · This blog discusses implementing OIDC (OpenID Connect) multi-provider support in Istio for a Jetstack Consult customer. AuthService will use this Client ID when it needs to contact your OIDC provider and initiate an OIDC flow. Because of this, we need a new entity that will act as the OIDC client and execute the flow. 0 for how this is used in the whole authentication flow. Istio is a service mesh that allows you to define and secure services in your Kubernetes cluster. Access the application through the Istio ingress gateway on port 5000 Find the ingress Feb 26, 2024 · OIDC Authentication with OAuth2 Authorization Code Flow. pem is used. Register now! It assumes you have Istio deployed on top of Kubernetes. We drew a security perimeter at our gateway. WasmPlugins provides a mechanism to extend the functionality provided by the Istio proxy through WebAssembly filters. If I leave the RequestAuthentication and AuthorizationPolicy Mar 20, 2020 · We are trying to setup an oidc provider for authZ and authN with istio in our k8s cluster. Install Istio; Set up a sample pad; Block access for unauthenticated users; Install Keycloak; Set up a Realm and OpenID Connect client 看似有效的配置不生效. ALB puts the JWT in the header x-amzn-oidc-data. Istio extracts telemetry from the Envoy sidecars and sends it to Mixer, the Istio component responsible for collecting telemetry and enforcing policy. Example: Authorize requests coming from domain “demo. io/v1beta1 kind: AuthorizationPolicy metadata: name: oauth-proxy namespace: istio-system spec: selector: matchLabels: app: istio-ingressgateway action: CUSTOM provider: name: "oauth2 Mar 21, 2020 · We are trying to setup an oidc provider for authZ and authN with istio in our k8s cluster. For example, to generate a manifest that can be installed with kubectl for the istiod component: $ helm template istiod istio/istiod -n istio-system --kube-version {Kubernetes version of target cluster} > istiod. In this post, explore an architecture based on EKS that demonstrates a siloed SaaS deployment model, using Istio Service Mesh to manage request authentication and per-tenant routing. The Istio ensures service interconnectivity, encrypted traffic (mTLS) and routing (VirtualService + Gateways). 6. Later, when we install Kubeflow, we will have a single Gateway that handles all traffic coming into our Kubeflow installation; but for now, we can use the sample Gateway created at the end of the previous article. Bookinfo with a Virtual Machine Run the Bookinfo application with a MySQL service running on a virtual machine within your mesh. See Istio’s Quick Start page to get started. 0. It outlines the challenges faced, including the need for multiple IDP (Identity Provider) providers, excluding specific paths like health checks, and managing OAuth2 proxy instances efficiently. com to the local /etc/hosts file: First we show an example of plain istio authentication and access control using JWT. org: For the client application for authentication through dex (optional) ldap-admin. org with your own domain. oidc oidc-issuer-url: "<COMPANY_OKTA_URL>" pass-access Jun 14, 2022 · For example, Istio injects a sidecar alongside each service and enables complex routing capabilities, generates metrics for observability, and so on. To make the example self hosted, but still realistic, we use Keycloak. Prerequisites and Initial Setup. We followed this example here: Bookinfo with Authservice Example for the integration. Dec 29, 2020 · Istio+Dex(OIDC)를 이용한 HTTP 서비스 인증 29 DEC 2020 • 13 mins read 사전지식. All code can be found here : istio-on-kind/mesh. 讓我們先進入到 OpenID Connect (OIDC):一種使用標準化 OAuth2 流程對用戶進行身份驗證的方法。 OIDC 流程¶ 一圖勝千言,我們來看看OIDC的流程是長什麼樣子的。 請注意 Istio 如何只能執行最後一部分,令牌驗證。因此,我們需要一個新實體來充當 OIDC 客戶端並執行 This task shows you how to set up an Istio authorization policy to enforce access based on a JSON Web Token (JWT). As many of you will already know, Istio is mainly in the control path. Steps 1. The solution comes down to using Istio and its authorization policies to route all requests to specific hostnames through an Oauth2-Proxy to any Identity provider (IDP) supporting OIDC. - t-ide/istio-auth-gateway Running the example Run . Oct 23, 2024 · Sample Implementation Details The service mesh uses an Istio-based service mesh for creating a secure, observable, and highly configurable communication layer. I have followed few articles related to this API Authentication: Configure Istio IngressGateway, OAuth2-Proxy and Keycloak, Authorization Policy Expected output: My idea is to implement keycloak authentication where oauth2 used as an external Auth provider in the istio ingress gateway. No need for Apr 12, 2022 · Many SaaS providers are leveraging Amazon EKS to build their solutions on AWS, as EKS provides builders with a range of different constructs that can be used to implement multi-tenant strategies. Because a picture is worth a thousand words, let’s take a look at what an OIDC flow looks like. The client app starts the process by There are many posts and guides on different benefits and use cases for Istio but this is a rarer use case I could not find any detailed examples about. local. Apr 29, 2021 · Istio 1. kubectl -n istio-system edit configmap oidc-authservice-parameters OIDC SCOPES: profile email groups Deploys a sample application composed of four separate microservices used to demonstrate various Istio features. com” or requests having path prefix “/api $ kubectl edit configmap istio -n istio-system; In the editor, add the extension provider definitions shown below: The following content defines two external providers sample-ext-authz-grpc and sample-ext-authz-http using the same service ext-authz. Authentication flow: 在单集群中安装多个 Istio 控制面; 虚拟机安装; 使用外部控制平面安装 Istio; 升级. 5. After deployment, you can use Apr 28, 2021 · For example OIDC group team-demo is a member of team-demo project. Set-up with namespace access control This demo in particular integrates with OIDC providers to enable user login, but generalizes to any web application SSO. Envoy — The power behind Istio. Sep 21, 2019 · I am working on an istio authorization solution. sh script to create go-idp-mock and echo-server pods and expose them as service and creates port forwarding to localhost. An Istio authorization policy supports both string typed and list-of-string typed JWT claims. The generated manifest can be used to inspect what exactly is installed as well as to track changes to the manifest over time. The solution comes down to using Istio and its authorization policies to route all requests to specific hostnames through an OAuth2-Proxy to any Identity provider (IDP) supporting OIDC Jul 15, 2022 · You can use some sort of VPN solution (Wireguard, OpenVPN) or restrict access via IP whitelisting (Load Balancer / K8s Service / Ingress / NetworkPolicy) on the Networking Part. 20. 01 April 2025, London, England. yaml in GitHub. The OIDC Flow — Istio Gateway only supports JWT verification. 9. 为了降低布署复杂性 Istio 提供了对整个服务网格的行为洞察和操作控制。详见 Istio 架构。 Istio 使用 [Envoy sidecar 代理] 来调整服务网格中所有 Pod 的入站和出站流量。Istio 从 Envoy sidecar 中提取遥测数据,并将其发送到负责收集遥测数据和执行策略的 Istio 组件 Mixer。 Istio Auth Gateway is a Helm Chart that integrates Istio and Keycloak to perform OIDC-based user authentication. The request arrives via the Istio Ingress Gateway. If you are running your containerized applications on Kubernetes, you can benefit from using the App Identity and Access Adapter for an abstracted level of security with zero code changes or redeploys. 16. yaml file. JWTRule. OIDC is an identity layer built upon the OAuth 2. OIDC. svc. I can authenticate through oauth2 proxy but when I am authenticated, I get always a 404. 1 Backend Sample Service Deployment. spire-envoy-kafka Jul 15, 2020 · Having added JWT directly into Istio API service security, we now instead use Keycloak to act as our OIDC/JWT provider. Since we use Istio, our K8s services themselves don't need TLS (Envoy proxy brings mTLS to each Pod). Install OPA-Envoy Istio natively supports JWT Validation at edge, however currently does not implement the full OIDC flow. Read the authentication policy task to learn how to configure authentication policy. Enter the client ID that was assigned to your Okta OIDC app. Nov 25, 2021 · Tutorial to setup an external authorization server for istio. I’ve been following the bookinfo-example with the one big change being that I’m trying to use Azure AAD’s OIDC support for my IDP instead of Google. Once the key pair is generated, the private key is used to sign the Challenge, and the public key is sent back to the server along with the Challenge. 1 to test the ext_authz functionality. yaml file to use the security. We‘ve covered a lot of ground in this guide to Istio and OIDC authentication. 使用 istioctl validate -f 以及 istioctl analyze 来获取更多为什么配置不生效的信息。 使用和控制面版本相似的 istioctl CLI。 Nov 18, 2024 · Based on this, we developed an OIDC plugin that allows users to implement SSO in the Higress gateway without writing any code. Istio uses these containers to intercept inbound and outbound traffic of your application and enhance it with its features. The majority of the examples set ssl_insecure_skip_verify parameter to true to skip the verification of the OIDC provider endpoint. High granularity: This is access control performed by microservices in relation to their specific resources. Have a Kubernetes cluster with Istio installed, without global mutual TLS enabled (for example, use the default configuration profile as described in installation steps). 金丝雀升级; 原地升级; 使用 Helm 升级; 更多指南. For example: operation within a service (read or write). yaml 4. org: For the authentication server; login. This works, but we want to also pass user information through to Istio so that we can make use of AuthorizationPolicies to grant narrower scopes of access to individual applications. The ingress controller layer also handles this authorization level. Secure service-to-service communication over TLS. 向您展示如何通过使用 Istio 认证策略来设置双向 TLS 和基本的终端用户认证。 authservice is compatible with any standard OIDC Provider as well as other Istio End-user Auth features, including Authentication Policy and RBAC. kubectl alias k Sep 18, 2019 · 2. However, I’ve as yet been unable to get the AuthService to redirect my request to the IDP for sign-in. I have followed few articles related to this API Authentication: Configure Istio IngressGateway, OAuth2-Proxy and Keyc istio oidc integration sample. By modifying the targetRef to the HTTPRoute, OIDC can also be configured for individual routes. This is a full rewrite of the project in pure Go, to improve code readability, testability, quality, and the overall maintainability of the project. oauth2-proxy wrapped around one application, not the whole cluster. 21. Jul 22, 2019 · The OIDC Flow. issuerUrl Feb 19, 2024 · Kiali assumes an implementation of a Kubernetes API server. when a user try to access my Sep 3, 2020 · Here’s what I want: Istio 1. It is also important to understand the Authentication Code flow in OIDC authorization code flow to make sense of the integration between OIDC provider and Istio on our platform. The client receives a JSON Web Token after following an authentication workflow at the edge of the mesh, typically via the Istio ingress gateway routing the request to an internal authentication service. Aug 18, 2022 · I have been trying to implement istio authorization using Oauth2 and keycloak. 0 (but seems the issue also i Mar 25, 2021 · Can anyone help on using Istio to perform end-user authentication, meaning apps won’t contain any authentication logic! Authentication, for user access to an application, will be done at the Istio Gateway. Istio Opinions Adopting Istio to replace our legacy service mesh created conflicts with certain SPIRE configurations already in production. oklpe zwelj arbx mucu qsib ltpvu nslw ewg ego xnclv ybxn bknj savdz iho lufrax