Kubectl refresh token. But the output shows None tokens.

Kubectl refresh token You can also introspect the token with an identity provider endpoint. 0 Alternatively, you can look for already awailable images with aws-cli and kubectl awailable. Why are developers forced to re-authenticate against their cluster? This ad Sep 3, 2024 · The access_token can't be revoked once generated, but the refresh_token can be revoked. yaml E0720 07:58:14. Test the access token: Try to obtain an access token from the pod using the az login and az account get-access-token commands. Full high availability Kubernetes with autonomous clusters. A process inside a Pod can use the identity of its associated service account to authenticate to the cluster's API server. We couldn't able to use the same token again, if dashboard logged out. This feature improves the security of service account tokens by allowing workloads running on Kubernetes to request JSON web tokens that are audience, time, and key bound. Make sure the client secret specified is correct. The kube-apiserver will validate the id_token from the Authorization HTTP header and extract the username and groups from configurable claims. Microsoft Entra ID provides an access_token, id_token, and a refresh_token. If you create a service account with cluster-admin role, you will have a token with full cluster access which will never expire ( unless you remove it ). To manually revoke the refresh_token, you can use Revoke-AzureADUserAllRefreshToken. I can log in via the example-app and retrieve my token and refresh token. Using kubectl config view command I get: - This is a kubectl plugin for Kubernetes OpenID Connect (OIDC) authentication, also known as kubectl oidc-login. Sep 4, 2025 · Synopsis Request a service account token. My theory is that the token is being validated by kubernetes api server only and it does not know that the app used to get this token has been disassociated. Jul 1, 2025 · kubectl get pod pod1 kubectl get pods pod1 kubectl get po pod1 NAME: Specifies the name of the resource. kubectl auth [flags] Options -h, --help help for auth Parent Options Inherited --as string Username to impersonate for the operation. All issued tokens and credentials are short-lived and therefore must be refreshed often. 0 device authorization grant flow. It uses an old library that produces the token with audience claim that has spn: prefix which is not compatible with AKS Managed AAD using On-Behalf-Of mode (Issue86410). Programs such as kubectl can use these refresh tokens to re-authenticate the user when the id-token expires. Feb 10, 2023 · The question I have: Why is that? What is the reason that one is not able to extend the session by running a refresh and instead being required to fully re-authenticate. argocd login - Log in to Argo CD argocd logout - Log out from Argo CD argocd proj - Manage projects argocd relogin - Refresh an expired authenticate token argocd repo - Manage repository connection parameters argocd repocreds - Manage credential templates for repositories argocd version - Print version information Sep 12, 2024 · For Kubernetes v1. Oct 3, 2022 · I created a token for my service account using the command 'kubectl create token admin-user'. Sep 4, 2025 · kubectl create token myapp --bound-object-kind Secret --bound-object-name mysecret # Request a token bound to an instance of a Secret object with a specific UID Dec 11, 2015 · Well, I wouldn't want kubectl to try and parse all bearer tokens as JWTs - only in certain conditions, namely in the presence of an accompanying oidc-refresh-token in the config, and/or perhaps a flag or something. . Azure Kubernetes Service (AKS) clusters that are integrated with Microsoft Entra ID and running Kubernetes Apr 12, 2023 · On the other side, a variety of services is able to consume access tokens - including the EOS storage service which we’ll talk about in this post. First, we create the service account: Apr 12, 2019 · I want to learn how to update secrets in worker pods without killing and recreating the deployment. Hope this helps. Is there a way to delete/stop this access token from being used so that even if the kubec Jul 22, 2021 · The first option is to use the kubectl oidc authenticator, which sets the id_token as a bearer token for all requests and refreshes the token once it expires. Client-certificate flags: –client-certificate=certfile –client-key=keyfile Bearer token flags: –token=bearer_token Basic auth flags: –username=basic_user –password=basic_password Jul 15, 2024 · W e have also enabled the following Grant Types: Client credentials, Refresh Token and Authorization code. Use the AWS CLI to create a kubeconfig file. Oct 30, 2024 · Admission Controller – I’m not running any funky plugins that might be filtering these requests etcd defrag – the fact that I can kubectl get secrets on the “invalid” token means it still exists (and also the ServiceAccount was never deleted/recreated) Some weird spill-over behaviour from token auto cleanup – I checked the labels/annotations of the tokens and while there is this Edit This Page kubectl config set-credentials Sets a user entry in kubeconfig Synopsis Sets a user entry in kubeconfig Specifying a name that already exists will merge new fields on top of existing values. Currently testing this with only 2 clusters, one Oct 30, 2024 · Admission Controller – I’m not running any funky plugins that might be filtering these requests etcd defrag – the fact that I can kubectl get secrets on the “invalid” token means it still exists (and also the ServiceAccount was never deleted/recreated) Some weird spill-over behaviour from token auto cleanup – I checked the labels/annotations of the tokens and while there is this Edit This Page kubectl config set-credentials Sets a user entry in kubeconfig Synopsis Sets a user entry in kubeconfig Specifying a name that already exists will merge new fields on top of existing values. Introducing oauth2-refresh-controller oauth2-refresh-controller is a Kubernetes controller for injecting OAuth2 access tokens into Pods, and then their subsequent rotation using refresh tokens. refresh-token dies with "error: unable to parse one or more field values" because pkg/cmd/config/navigation_step_parser. Jul 2, 2023 · The ECR token expires every 12 hours. Specifying a name that already exists will merge new fields on top of existing values. Currently pods pull in secrets to as env vars with: Jun 24, 2020 · So this was working fine the first 12 hours but now that the AWS token has expired I am having trouble figuring out how to properly refresh it. Question: Is this Token validated against Azure AD each time the kubectl command is issued? Is there a way to invalidate said Token? Mar 1, 2017 · So we need to get new tokens and put them in kubeconfig file. i want to update token in out side . To install or upgrade kubectl, see Set up kubectl and eksctl. This document will explain the tokens and credentials issued when the Pinniped Supervisor, Concierge, and CLI are all configured to work together. 8. In this example, the job runs every 11 hours. Kubectl is the Kubernetes command line interface (CLI) – it allows you to control and operate Kubernetes clusters entirely from the terminal. I have rerun the first command but it doesn't work. I am able to get the kubectl client to retrieve an initial token using a third-party token tool. Feb 20, 2019 · "errorMessage":"Provided refresh token is expired" This documentation says that you are provided a new refresh token when you run the export KUBECONFIG=. Save the YAML to demo-pod. Sep 4, 2025 · kubectl config use-context - Set the current-context in a kubeconfig file kubectl config view - Display merged kubeconfig settings or a specified kubeconfig file Aug 7, 2020 · In some circumstances, kubelogin will not talk to an existing kubelogin server, and then fails because it cannot start a new server on the same port. It writes the token to the kubeconfig (typically ~/. Client-certificate flags: --client-certificate=certfile --client-key=keyfile Bearer token flags: --token=bearer_token Basic auth flags: --username=basic_user --password=basic_password Bearer token and basic auth are mutually exclusive. Jan 6, 2021 · Adding to the previous comment, could you please add the $ kubectl describe secret my-service-account-token-lqrvp? I tried to reproduce your setup and the secret also had other data key and values like namespace and ca. Rancher v2. When you create a pod, if you do not specify a service account, it is automatically assigned the default service account in the same namespace Reference. In earlier Kubernetes versions, the tokens didn’t have an expiration. When generating a new token, it's recommended that you specify an expiration time for the token. Luckily, the fix is usually straightforward: re-authenticate your session or clear the cache. Feel free to change as needed for your use case. Please 'Accept as answer' if it helped, so that it can help others in the community looking for help on similar topics. After reading some stuff online, I found the kubectl patch command, which seemed to be what I Jul 26, 2021 · Gather the Token, Certificate Authority, and API endpoint from the cluster Create a kubeconfig file using kubectl Since this was for azure-pipelines - we’ll use that as the service account name and cluster role binding. kubectl config set-credentials Aug 2, 2024 · Set the cluster name and region that need access to (REMOTE_CLUSTER) use aws eks list-clusters to see the cluster names. Once authentication is complete, the output is sent back to the user. Additionally kubectl is able to renew the id_token using a refresh token, which allows to keep the id_token lifetime Aug 8, 2024 · Secrets in Kubernetes enable us to store sensitive information like passwords, OAuth tokens, and SSH keys. Apr 12, 2023 · We are thrilled to announce the release of oauth2-refresh-controller v1. Providers that don't return an id_token as part of their refresh token response aren't supported by this plugin and should use Option 2 (specifying --token). Jun 23, 2020 · You can also remove previously configured kubeconfig context and config from kubectl command line, check this link for more info. In other words since EKS is providing only authentication with OIDC, it needs only id_token. Upvoting indicates when questions and answers are useful. azure. Setup Aug 17, 2023 · Code: CreateRoleAssignmentError Message: Token refresh failed with invalid client secret error. Troubleshooting Token cache Kubelogin stores the token cache to the file system by default. The 'Redeem refresh token' is working now thanks Dec 9, 2022 · > kubectl create serviceaccount jenkins serviceaccount/jenkins created Second, create a token for this service account. Jan 24, 2018 · Actual Behavior $ kubectl -n tectonic-system get pods Unable to connect to the server: failed to refresh token: invalid character '<' looking for beginning of value Jan 16, 2024 · You can use the kubectl get azureidentity and kubectl get azureidentitybinding commands to check the identity and binding status. yaml Step 6: Create the Kubernetes CronJob Now, set up a CronJob that will periodically refresh the ECR Docker registry credentials. It is recommended to run this tutorial on a cluster with at least two nodes that are not acting as control plane hosts. Jul 22, 2021 · When invoking ‘kubectl’, it failed with the following error message: PS /home/bart> kubectl apply -f . 24+ You can request a short lived token for a service account by issuing the following command: kubectl -n istio-system create token kiali-service-account Using the token Once you obtain the token, you can go to the Kiali login page and copy-and-paste that token into the token field. Isn't this the purpose of a refreshed refresh token in the first place? IMHO this is behaving rather unusual and I don't see any reason for why it was implemented this way. The initiative: Dec 27, 2023 · Secrets are an essential tool for managing sensitive data like passwords, API keys, and certificates in Kubernetes. Summary Kubernetes utilizes various types of tokens to facilitate secure communication and authorization within the cluster. The spec allows this[2] so their not non-compliant, but this means Jul 12, 2019 · One can create Role or ClusterRole and assign it to user via RoleBinding or ClusterRoleBinding. You'll need to complete a few actions and gain 15 reputation points before being able to upvote. Nov 13, 2023 · Upon closer inspection using the -Debug flag, it seems that a Refresh Token is obtained from Azure AD and stored in the kubeconfig file. So can we create a token without expiry or at least minimum 6 Aug 1, 2024 · The kubelogin plugin in Azure is a client-go credential plugin that implements Microsoft Entra authentication. The kubelogin plugin offers features that aren't available in the kubectl command-line tool. Access Kubernetes GKE cluster outside of GKE cluster ? A collection of mini plugins for kubectl. If the ID token is valid, it just returns it. command to get your cluster configuration, which I have done mulitple times now. Lightweight and focused. However if you login to multiple clusters it can be hard to know exactly what token to delete and if you delete all of them, then you'll need to login again on all clusters. Nov 14, 2025 · kubectl uses the Microsoft Entra client application to sign in users with OAuth 2. Modifying deployments to include OAuth2 secrets is now thing of the past. , token webhook, auth proxy, or OIDC provider, is enabled in the Kubernetes cluster. This is what I did: NAMESPACE=&quot;default&quot; Jul 31, 2020 · You can refresh tokens through the command line sending the ID and refresh token to the identity provider, providing you a set of refreshed tokens. The API server wont do it for you. Thanks. Sep 30, 2024 · Their kubectl token is still valid. For installation instructions, see Installation and Setup. The maximum value that can be chosen depends on the type of token being Jan 9, 2018 · After upgrading my cluster in GKE the dashboard will no longer accept certificate authentication. Then kubelogin gets a token from the provider and kubectl accesses Kubernetes APIs with the token. If the refresh_token is revoked, the user has to reauthenticate to get a new refresh_token. 0 # publish puplicly docker push myregistry/myimage:1. --as-group strings Group to impersonate for the operation, this flag can be repeated to specify multiple groups. An existing kubectl config file that contains your cluster configuration. This means that clients that rely on these tokens must refresh the tokens within an hour. Second, edit your kubeconfig file with the OIDC configuration details. Service account tokens have an expiration of one hour. from user view that have a token, how to get all granted permissions or roles\\rolebindings applied t May 30, 2025 · Here is where kubectl config set context command comes in handy. Then kubelogin gets a token from the provider and Feb 6, 2020 · When I am using the command kubectl with the --token flag and specify a token, it still uses the administrator credentials from the kubeconfig file. This task guide explains some of the concepts behind ServiceAccounts. Jan 16, 2023 · This manifest sets the pod’s API_TOKEN environment variable to the value of the secret’s API_TOKEN key. No problem there's a token available in the . This command is helpful to get yourself aware of the current user attributes, especially when dynamic authentication, e. 3 version as identity broker, Refresh token got rejected with "Invalid_grant and Offline user session not found", even within the time out limit configured in the Realm' Oct 21, 2019 · I'm attempting to use Kubernetes RBAC with GLUU as an openid connect provider. 25. A comprehensive guide to deploy Kubernetes Dashboard with long-running authentication tokens. i copied kube/config file to new vm, when query kubectl get pods , getting pods , after 1 hour or so kube/config expaired, then need to update again new cofig from gke-cluster. First, check which service account is currently mounted on the dashboard pod: kubectl describe pod mydashboard You’ll see that the default service account is mounted, but it doesn’t have the required permissions to access the API. What's reputation and how do I get it? Instead, you can save this post to reference later. For example, if your cluster version is 1. This tutorial covers the different token types, such as service account tokens, JWT tokens, and bootstrap tokens, and demonstrates how to generate and use these tokens for secure access to your Kubernetes environment. For information about the different authentication flows used to initially acquire Learn how to implement scalable user authentication using OpenID Connect, enhancing security and user experience in cloud environments. That’s essentially an API the Kubernetes API server can use to check who is sending a specific request. 2. Dex forwards this information to kubectl, which passes it to the Kubernetes API server for authentication. Mar 25, 2017 · I have a Dex/LDAP/example-app setup that is functional for the most part. - vishalm/kubernetes-dashboard Kubelogin supports the standalone mode as well. crt. This page covers information on API tokens used with the Rancher CLI, kubeconfig files, Terraform and the v3 API browser. May 9, 2024 · Type kubectl rollout restart deployment [your-deployment-name] to tell Kubernetes you want to refresh your deployment. CI was subsequently updated to handle automated token refresh with a rolling secret injection Connect kubectl to an EKS cluster by creating a kubeconfig file — Learn how to configure kubectl to communicate with your Amazon EKS cluster. If the name is omitted, details for all resources are displayed, for example kubectl get pods. Sep 27, 2024 · Step 5: Service Accounts and Tokens To allow the dashboard to interact with the Kubernetes API, we need to assign a Service Account. yaml and then use kubectl to create the pod: Jul 1, 2025 · the KUBERNETES_SERVICE_PORT environment variable is set, and you don't explicitly specify a namespace on the kubectl command line then kubectl assumes it is running in your cluster. Status Code = '400'. Token management is a critical component that allows kubelogin to minimize authentication prompts while maintaining security. But after a while it becomes unusable and I have to create it again. Aug 6, 2020 · The annoying thing in this situation is the tokens only last an hour so I need to remove the cluster from Lens, use kubectl on a command line to manually refresh the token and then re-add it to Lens. go:154] Failed to acquire a token: unexpected error when refreshing token: refreshing token: adal: Refresh request failed. yaml kubectl -n kubernetes-dashboard create token admin-user But the problem is the token which we generated got expired in one hour. If you do not Sep 27, 2018 · All of my users are 'all of a sudden' seeing this when trying to use kubectl Sep 19, 2023 · EOF kubectl get externalsecret NAME STORE REFRESH INTERVAL STATUS READY my-first-external-secret my-secretstore 1h SecretSynced True Note that the “refresh interval” has a default of 1 hour, which is configurable. Feb 9, 2025 · Learn how to easily modify Kubernetes secrets using kubectl commands for secure configuration management. Why does it deem $token invalid when it has worked just before with kubectl get pod --token (and still does)? Oct 31, 2024 · You can request a specific token duration using the --duration command line argument to kubectl create token (the actual duration of the issued token might be shorter, or could even be longer). Dec 7, 2019 · In my case, I needed to refresh my tokens for Fitbit and wanted to keep them as secrets in Kubernetes. Feb 23, 2025 · By leveraging OIDC authentication and token refresh mechanisms, you can ensure a seamless and secure experience when working with kubectl and cloud-based Kubernetes services. Before you begin You need to have a Kubernetes cluster, and the kubectl command-line tool must be configured to communicate with your cluster. Is there something else I can do to get a new refresh token? May 20, 2025 · Usage Guide Relevant source files This guide provides comprehensive instructions for using kubelogin, a kubectl plugin that enables Kubernetes OpenID Connect (OIDC) authentication. docker tag myimage:latest myregistry/myimage:1. Questions a. But the output shows None tokens. This Nov 13, 2024 · Running into the "Token has expired and refresh failed" error can be frustrating, especially when you're in the middle of an important task. For more information, see the kubelogin introduction and the kubectl introduction. Authentication Workflow When using kubelogin, the Jul 30, 2022 · Related issue: Refresh with connector only once #2547 (I have a solution and will open a PR this week). May 25, 2022 · Kubeconfig file is containing an access token that acts as a bearer token. 29, you can use kubectl version 1. Nov 2, 2021 · Often times you can fix this by just delete the cached token in the ~/. 0. yaml kubectl apply -f ClusterRoleBinding. The BoundServiceAccountTokenVolume feature is enabled by default in Kubernetes versions. Unfortunately we get the following error when trying to connect using Lens (it works perfectly with kubectl). Forcing users to refresh Apr 13, 2024 · In Kubernetes, including EKS, the authentication and authorization process follows a specific flow when a kubectl command is issued. Not able to understand why this is happening as i am able to access this URL over chrome and also curl request Dec 16, 2020 · I need to run a kubectl command like ‘kubectl cluster-info’, which updates the access-token in the yaml file. The CronJob performs the following actions: Retrieve the ECR token: Using the AWS CLI command aws ecr get-login-password, the CronJob retrieves the kubectl plugin for Kubernetes OpenID Connect authentication (kubectl oidc-login) - kubelogin/docs/usage. What are Kubernetes Secrets? […] May 20, 2025 · Token Management Relevant source files This document explains how kubelogin manages the lifecycle of OIDC tokens, including token acquisition, verification, caching, and refreshing. Since these tokens are issued by Dex, this allows you to stop a particular user refreshing by revoking their refresh token. And, I get a bogus container created in Azure. For more information, see Organizing Cluster Access Using kubeconfig Files in the Kubernetes documentation. Learn the fundamentals of Kubernetes tokens, including how to generate and secure them, to authenticate and authorize access to your Kubernetes cluster resources. This authorization works for an hour. You’ll need to think about how often your secret changes. This is a kubectl plugin for Kubernetes OpenID Connect (OIDC) authentication, also known as kubectl oidc-login. md at master · int128/kubelogin Feb 12, 2018 · I have three clusters in Google Kubernetes Engine, and I am trying to see Kubernetes dashboard but I get the same access-token for two different clusters. Jan 26, 2024 · Running kubectl on pipelines with interactive authentication is somewhat non-optimal :-) Let's make it better without using long-living tokens. Oct 18, 2025 · Kubelogin stores the ID token and refresh token to the cache. Now that we have understood what a context is, let's look at different practical examples to understand kubectl set context in detail. Clients of the OpenID provider which wish to talk to the API server on the end user's behalf must manage the refresh tokens to issue more id_token s as the current one expires. If you install via GitHub releases, you need to put the kubelogin binary on your path under the name kubectl-oidc_login so that the kubectl plugin Aug 1, 2024 · Learn how update or rotate the service principal or Microsoft Entra Application credentials for an Azure Kubernetes Service (AKS) cluster. --as-uid string UID to impersonate for the Mar 6, 2019 · I am looking to separate Dex token authentication from a group of k8s clusters, the clusters have OIDC client and Dex runs on a one of the clusters. When you run kubectl, kubelogin opens the browser and you can log in to the provider. Instead, what is happening is I'm Oct 14, 2023 · How do you create an expirable token? There are two recommended methods for obtaining an expirable token: Projected volume: Kubernetes will generate a token for you and mount it in your container as a file. The second problem is a kubectl problem. Then I can use the new token in the Curl command. It cannot handle refresh token rotation because of the bug OIDC cache returns old token even after the expiration of refresh token in k8s go-client oidc auth provider kubernetes/kubernetes#78494. To create a kubectl config file, see Connect kubectl to an EKS cluster by creating a kubeconfig file. kubectl sends the access_token to API Server. Feb 7, 2024 · Error when retrieving token from sso: Token has expired and refresh failed How can i refresh my token when aws sso session login --sso-session prod does not work it Jul 29, 2025 · A ServiceAccount provides an identity for processes that run in a Pod. If the refresh token has expired, it will perform re-authentication. Learn what these changes bring and what to do if you rely on non-expiring service account tokens. Grant Kubernetes workloads access to AWS using Kubernetes Service Accounts — Learn how to associate a Kubernetes service account with AWS IAM Roles. For example, if you are using a Keycloak server for your OIDC provider, your configuration would look something like the following: Jun 13, 2022 · Recently we configured the authentication through the AWS SSO. The user makes a request to kubectl with an access_token from kubeconfig. May 7, 2023 · With the service account token projection, the kubelet will request and store the token on behalf of the Pod, make the token available to the Pod at a configurable file path, and refresh the token Aug 18, 2022 · With Kubernetes v1. Aug 30, 2021 · It allows you to configure the kube-apiserver to an identity provider of your choice. kubectl create token SERVICE_ACCOUNT_NAME Examples # Request a token to authenticate to the kube-apiserver as the service account "myapp" in the current namespace kubectl create token myapp # Request a token for a service account in a custom namespace kubectl create token myapp --namespace myns # Request a token with a custom expiration kubectl create Sep 9, 2024 · Apply the RoleBinding: kubectl apply -f cronjob-rolebinding. If the ID token has expired, it will refresh the token using the refresh token. /example. foo. Oct 31, 2025 · After you've logged into your provider, use kubectl to add your id_token, refresh_token, client_id, and client_secret to configure the plugin. It covers authentication methods, token management, command-line options, and common usage scenarios. May 21, 2022 · 详细介绍在 Kubernetes 集群中使用 kubeconfig 文件和 Service Account token 两种方式进行用户身份认证的方法，包括证书配置、token 生成和权限管理。 Aug 5, 2021 · kubectl config unset users. The kubectl tool looks up the namespace of that ServiceAccount (this is the same as the namespace of the Pod) and acts against that namespace. Learn to automatically use Kubernetes CronJobs to update the ECR token in your clusters or namespaces. Amazon EKS uses the aws eks get-token command with kubectl for OAuth access token —A token generated through the OAuth2 authentication workflow. 2. Names are case-sensitive. After this hour, I expect kubectl to be able to retrieve a new token using the refresh_token grant, and the refresh token I received originally. auth-provider. We will explore scenarios such as updating the kubeconfig file, generating IAM tokens for Aug 28, 2017 · /kind bug /sig auth /assign @ericchiang Some OpenID Connect providers, namely Okta, don't return an id_token during a refresh[1]. 2 days ago · Once expired, all pods entered ImagePullBackOff overnight as new pods were scheduled and failed to pull the image. When this policy is active, kubectl is unable to re-authenticate the user and acquire a new refresh token after the idle timeout period is reached: Before kubelogin and Exec plugin were introduced, the azure authentication mode in kubectl supports device code flow only. It also contains an expiry date. In this comprehensive guide, we‘ll cover everything you need to know about updating Kubernetes secrets using kubectl. This production setup this will not work for me because that setup with not have gcloud or kubectl installed. The following Kubernetes client SDKs refresh tokens automatically within the required time frame: In this topic, you create a kubeconfig file for your cluster (or update an existing one). go cannot deal with pointers and *AuthProviderConfig is one. kube/config) after authentication. 29, or 1. Mar 2, 2023 · As i am using Keycloak 19. Aug 16, 2020 · Kubernetes doesn't have any concept of refresh tokens because the Kubernetes API server isn't a client of the OpenID provider, it simply validates id_token s issues for a specific client. User could be a regular user or a service account in a namespace. Is it because signingKeys were rotated before idTokens were re-issued, so dex didn't know how to decrypt the tokens? Mar 13, 2019 · After successfully connecting to a cluster and after a few days (?) the kubectl complains that the refresh token expired. I've looked around and I either can't find an answer or can't find the right google search terms to find the answer. Inject and refresh tokens automatically with the oauth2-refresh-controller. Then API access token is always generated for each service account Jun 25, 2025 · First, generate an access_token, id_token and refresh_token from your OIDC provider. GitHub returns relevant encrypted information such as ID token, access token, and refresh token back to Dex. Watch the rollout status with kubectl rollout status deployment [your-deployment-name]. When the token expires, Kubernetes will refresh the token and update the file with the new token TokenRequest API: It’s a REST API. 668222 182 azure. That’s it! Sep 5, 2020 · Kubernetes Token Review And Authentication In building web and REST API application, it is very important to build a system users can trust and rely on. You should see the new ones with a fresh timestamp. Jun 2, 2021 · kubectl get pod now fails with "Unable to connect to the server: No valid id-token, and cannot refresh without refresh-token". Sep 4, 2025 · kubectl auth whoami Synopsis Experimental: Check who you are and your attributes (groups, extra). Then we need the help of oidc plugin which can set our id_token as bearer_token. Client-certificate flags: –client-certificate=certfile –client-key=keyfile Bearer token flags: –token=bearer_token Basic auth flags: –username=basic_user –password=basic_password This article delves into Amazon EKS use cases, focusing on AWS CLI v2 and kubectl integration. g. So all pods are linked to service account anyway (default or specified in spec). Aug 19, 2022 · What is the command/procedure to create a token for long time use? And one more thing is that can now we are accessing kubernetes dashboard like below in outside. This may also happen due to propagation delay for recently created service principals. Made for devops, great for edge, appliances and IoT. I believe these Tokens are good for 14 days. You also have a different secrets mentioned in your serviceaccount describe (lqrvp and lv9hp) Jan 26, 2024 · Running kubectl on pipelines with interactive authentication is somewhat non-optimal :-) Let's make it better without using long-living tokens. Error loading SSO Token: The SSO access token has either expired or is otherwise invalid. Jun 11, 2021 · kubernetes go-client: How to refresh token, using kubeconfig file Asked 4 years, 5 months ago Modified 4 years, 5 months ago Viewed 2k times Aug 19, 2022 · kubectl apply -f dashboard-adminuser. Then kubelogin gets a token from the provider and Sep 27, 2021 · A little of theory: Let's start with what happens when pod should be created. load_kube_config() again doesn't seem to recreate a token in my case, even though the corresponding kubectl command would have automatically done so. $ kubectl version error: get-token: could not get a token: authentication error: authcode-browser error: authentication error: authorization code flow Let‘s dig in! The Critical Role of Kubectl in Kubernetes To understand the "unable to connect to server" error, we first need to cover what kubectl is and why it‘s so important in Kubernetes. Here is an example of Kubernetes authentication with the Google Identity Platform: Kubelogin is designed to run as a client-go credential plugin. For an introduction to service accounts, read configure service accounts. 30 with it. My question is to understand how this works behind the scenes and how can I resolve this situation ? Jan 30, 2019 · Calling config. My understanding is that these tokens are valid for 14 days. 24, non-expiring service account tokens are no longer auto-generated. While secrets are created initially, there are times when their values need to be updated or rotated. OAuth refresh token —A token used to generate new OAuth access tokens when they expire. Error: Unable to connect to the server: failed to refresh token: oauth2: The client is supposed to refresh the token ( kubectl for example ), but the dashboard does not. MicroK8s is the simplest production-grade upstream K8s. Set a user’s credentials for kubectl . Sep 4, 2025 · Synopsis Inspect authorization. The kubectl command-line tool uses configuration information in kubeconfig files to communicate with the API server of a cluster. 28, 1. What is kubectl config set context ? Oct 24, 2023 · This page shows you how to create, edit, manage, and delete Kubernetes Secrets using the kubectl command-line tool. Authentication is important because it Aug 3, 2018 · Created GKE-cluster in kubernetes engine,able get pods in gcloud, but i want to get pods from non gcloud vm. Contribute to ahmetb/kubectl-extras development by creating an account on GitHub. Sep 4, 2025 · Synopsis Set a user entry in kubeconfig. By understanding the fundamentals of Kubernetes token Jan 17, 2018 · Issuing an az aks get-credentials command gets a Refresh Token from Azure AD (as is apparent when using the -Debug flag) and is stored in the Kube config file. Aug 16, 2024 · [Refresh EKS Code Examples] ( [#refresh-eks-code-examples)) ## Background Skuber has the functionality to refresh EKS (AWS) token with an IAM role and cluster configurations. Once it’s done, check that your pods are running with kubectl get pods. kube/cache/oidc-login/ folder. 1 component. > kubectl create token jenkins eyJhbGc****************iQS-AVXfIzA Then, I run kubectl describe serviceaccount jenkins command to check the tokens of newly created service account. May 17, 2022 · Using the Azure CLI command az account get-access-token gets me an access token, but it doesn't come with a refresh token. OAuth2 is the industry-standard protocol for authorization. kubectl auth whoami Examples # Get your subject attributes kubectl auth whoami # Get your Nov 30, 2022 · A change to the CLI/boto3 to support refresh tokens seems to be the cause, but I'm not going to be able to figure out the fix for a couple days at least. 0 introduced the Rancher Kubernetes API which can be used to manage Rancher resources through kubectl. In this tutorial, we’ll learn how to update a Kubernetes secret using kubectl in various ways. Single command install on Linux, Windows and macOS. Tokens and credentials Pinniped issues several types of tokens and credentials to clients to help users access Kubernetes clusters. The guide also explains how to obtain or revoke tokens Oct 19, 2025 · Kubelogin is designed to run as a client-go credential plugin. May 21, 2019 · it's possible that the aws token doesn't work with the kubectl commands just the aws commands? Apr 8, 2024 · Get an ID Token (and Refresh token) from the ID provider (we will request the tokens from Keycloak). Oct 6, 2022 · What happened: The JWT OIDC tokens from CILogon that used to work perfectly for years can’t be refreshed in kubectl 1. kube/config says my colleague user: auth-prov Nov 16, 2017 · To achieve this, I'm setting the "Refresh Token Max Inactive Time" property in a custom policy and linking it to the AAD object that represents the k8s API. When performing an operation on multiple resources, you can specify each resource by type and name or specify one or May 31, 2018 · The above does not seem to work: kubectl get pods Error from server (Forbidden): pods is forbidden: User "client" cannot list pods in the namespace "default": Unknown This article helps you troubleshoot the most common errors that you may encounter when pulling images from a container registry to an AKS cluster. Feb 7, 2024 · docker build -t myimage . May 16, 2022 · This is happening only when refresh-token must be used to get new id-token. After refreshing the PAT and recreating the secret with the new token, and finally restarting the deployments, normal operations resumed. eiba jgesvam izyocm vbflyd cfrdu jtno nedtdaq dcuv jruni obm aopof bdjs ntjucv fspf dical