rbac | Role Based Access Control Plugin | Authorization library
kandi X-RAY | rbac Summary
kandi X-RAY | rbac Summary
This is a library for creating and managing an RBAC permissions model in Rails. It implements a Role Based Access Control Security (and allows you to add security checks to any Ruby object. It provides a framework for implementing an arbitrary security policy which operates at the controller and/or model level, and is ideal for systems that require complex security policies or deep security. It also contains a web-based admin interface for managing the permissions policy. Rbac works by providing standard interfaces for Subjects (e.g. Users), Operations (e.g. Protected controllers or models), and Roles. Subjects are permitted to perform Operations when their Roles provide adequate permissions. In addition to the standard RBAC security model, this library supports the creation and enforcement of access control rules. These allow you to specify a condition (in ruby code) which will be evaluated to determine if the Subject is permitted to perform the requested action.
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Top functions reviewed by kandi - BETA
- Loads ruby code from Rails
- Loads the initializer .
- Loads the configuration .
- Returns true if the object is defined
rbac Key Features
rbac Examples and Code Snippets
Community Discussions
Trending Discussions on rbac
QUESTION
Why kubectl cluster-info is running on control plane and not master node And on the control plane it is running on a specific IP Address https://192.168.49.2:8443 and not not localhost or 127.0.0.1 Running the following command in terminal:
- minikube start --driver=docker
😄 minikube v1.20.0 on Ubuntu 16.04 ✨ Using the docker driver based on user configuration 🎉 minikube 1.21.0 is available! Download it: https://github.com/kubernetes/minikube/releases/tag/v1.21.0 💡 To disable this notice, run: 'minikube config set WantUpdateNotification false'
👍 Starting control plane node minikube in cluster minikube 🚜 Pulling base image ... > gcr.io/k8s-minikube/kicbase...: 358.10 MiB / 358.10 MiB 100.00% 797.51 K ❗ minikube was unable to download gcr.io/k8s-minikube/kicbase:v0.0.22, but successfully downloaded kicbase/stable:v0.0.22 as a fallback image 🔥 Creating docker container (CPUs=2, Memory=2200MB) ... 🐳 Preparing Kubernetes v1.20.2 on Docker 20.10.6 ... ▪ Generating certificates and keys ... ▪ Booting up control plane ... ▪ Configuring RBAC rules ... 🔎 Verifying Kubernetes components... ▪ Using image gcr.io/k8s-minikube/storage-provisioner:v5 🌟 Enabled addons: storage-provisioner, default-storageclass 🏄 Done! kubectl is now configured to use "minikube" cluster and "default" namespace by default
- kubectl cluster-info
Kubernetes control plane is running at https://192.168.49.2:8443 KubeDNS is running at https://192.168.49.2:8443/api/v1/namespaces/kube-system/services/kube-dns:dns/proxy
...To further debug and diagnose cluster problems, use 'kubectl cluster-info dump'.
ANSWER
Answered 2021-Jun-15 at 12:59The Kubernetes project is making an effort to move away from wording that can be considered offensive, with one concrete recommendation being renaming master to control-plane. In other words control-plane
and master
mean essentially the same thing, and the goal is to switch the terminology to use control-plane
exclusively going forward. (More info in this answer)
The kubectl
command is a command line interface that executes on a client (i.e your computer) and interacts with the cluster through the control-plane
.
The IP address you are seing through cluster-info
is the IP address through which you reach the control-plane
QUESTION
I want to allow only listing of resources and not the manifest content.
Example,
...ANSWER
Answered 2021-May-31 at 08:15If you want to restrict users to only list resources, you should create a role with get verb.
Role example in official documentations shows it quite well
QUESTION
I am using solr-operator v0.3.0 but trying not to use zookeeper-operator comes with that. I am overriding values file like below.
...ANSWER
Answered 2021-Jun-05 at 19:02Following up from the Solr Operator slack channel.
This is a problem with the private Solr helm repo being used. If the open source charts are used as dependencies, then the deployment works as expected.
QUESTION
I'm trying to deploy the ELK stack to my developing kubernetes cluster. It seems that I do everything as described in the tutorials, however, the pods keep failing with Java errors (see below). I will describe the whole process from installing the cluster until the error happens.
Step 1: Installing the cluster
...ANSWER
Answered 2021-May-26 at 05:06For the ELK stack to work you need all three PersistentVolumeClaim's to be bound as I recall. Instead of creating 1 30 GB of PV create 3 of the same size with the claims and then re-install. Other nodes have unmet dependincies.
Also please do not handle the volumes by hand. There are guidelines to deploy dynamic volums. Use OpenEBS for example. That way you wont need to worry about the pvc's. After giving the pv's if anything happens write again with your cluster installation process.
I was wrong obviously, in this particular problem, filesystems and cgroups take role and the main problem of this is an old problem. From 5.2.1 to 8.0.0. Reinstall the chart by pulling the chart. Edit values file and definitely change the container version. It should be fine or create another error log stack.
QUESTION
A coworker made a working PowerShell script to retrieve Mailboxes and Groups from Office 365. We have both admin rights on Office 365 = I can get all of these information with a internet browser on EAC. When I'm executing the PowerShell script with my Office 365 credentials, I get the excepted results. It means that I have the rights access and permissions on Exchange.
My need is to create a Python script to do almost the same thing then to create a human-readable Excel Workbook (probably using openpyxl) and send email later. Many of you will ask to me why I don't complete the PowerShell script, the simple answer is that this script will be a little part of a biggest project, written in Python.
Here, the PowerShell script:
...ANSWER
Answered 2021-May-25 at 20:38I don't know about the Exchange Graph API, but EWS simply does not provide this information. Your best bet is the GetSearchableMailboxes service that you tried in exchangelib. EWS requires users to have the Discovery Management RBAC role for this to succeed.
Since you already have PowerShell commands that work for you, I would probably just call these commands from your Python script using a subprocess. Here's a blog post with some examples: https://www.phillipsj.net/posts/executing-powershell-from-python/
QUESTION
I am following a tutorial regarding RBAC, I think I understand the main idea but I don't get why this is failing:
...ANSWER
Answered 2021-May-23 at 06:49Restricting the create
permission to a specific resource name is not supported.
This is from the Kubernetes documentation:
Note: You cannot restrict create or deletecollection requests by resourceName. For create, this limitation is because the object name is not known at authorization time.
This means the ClusterRole
you created doesn't allow you to create any Pod.
You need to have another ClusterRole
assigned where you don't specify the resource name.
QUESTION
Net core application and my application communicates to various azure resources such as Storage Account V2. My app is deployed into azure app service. I have various ways for my web app to connect to storage account. Out of them first way is using connection string like below
...ANSWER
Answered 2021-May-22 at 19:59Where possible do use managed identities as they allow you to access azure resource withouth having to expose secrets. An early blog post by microsoft states:
Your code needs credentials to authenticate to cloud services, but you want to limit the visibility of those credentials as much as possible. Ideally, they never appear on a developer’s workstation or get checked-in to source control. Azure Key Vault can store credentials securely so they aren’t in your code, but to retrieve them you need to authenticate to Azure Key Vault. To authenticate to Key Vault, you need a credential! A classic bootstrap problem. Through the magic of Azure and Azure AD, MSI provides a “bootstrap identity” that makes it much simpler to get things started.
Here is an overview of the supported services. As you can see most services do support managed identities.
Here is a step-by-step tutorial that shows you how to connect to azure storage using managed identities.
QUESTION
after watching a view videos on RBAC (role based access control) on kubernetes (of which this one was the most transparent for me), I've followed the steps, however on k3s, not k8s as all the sources imply. From what I could gather (not working), the problem isn't with the actual role binding process, but rather the x509 user cert which isn't acknowledged from the API service
$ kubectl get pods --kubeconfig userkubeconfig
error: You must be logged in to the server (Unauthorized)
Also not documented on Rancher's wiki on security for K3s (while documented for their k8s implementation)?, while described for rancher 2.x itself, not sure if it's a problem with my implementation, or a k3s <-> k8s thing.
...ANSWER
Answered 2021-May-21 at 07:23As we can find in the Kubernetes Certificate Signing Requests documentation:
A few steps are required in order to get a normal user to be able to authenticate and invoke an API.
I will create an example to illustrate how you can get a normal user who is able to authenticate and invoke an API (I will use the user john
as an example).
First, create PKI private key and CSR:
QUESTION
I am currently trying to monitor any RBAC changes that happens in our subscriptions example: John.Doe added Sue.Jones as Reader to Resource Group rg-test. Is there any to achieve what I am trying using powershell/cli/rest. From what I have tried and researched, it is not.
Looking in the activity log, for a Write RoleAssignments operation, the summary has all the output I need but when using powershell/cli , you arent able to get what role was assigned or to who. In summary you get:
Operation name
Write RoleAssignments
Time stamp
Wed(Eastern Daylight Time)
Event initiated by: John.Doe
MessageShared with 'Sue.Jones'.
Role: Reader
Scope Resource group: 'rg-test'
Using powershell/cli/alerts you get
Activity log alert alert-iamtesting Time May 19, 2021 15:29 UTC Category Administrative Operation name Microsoft.Authorization/roleAssignments/write
Correlation ID 0000000-000000000-000000000
Level Informational
Resource ID /subscriptions/0000000-000000000-000000000/resourceGroups/rg-test/providers/Microsoft.Authorization/roleAssignments/0000000-000000000-000000000
Caller John.Doe
Properties {"statusCode":"Created","serviceRequestId":"0000000-000000000-000000000","eventCategory":"Administrative","entity":"/subscriptions/0000000-000000000-000000000/resourceGroups/rg-test/providers/Microsoft.Authorization/roleAssignments/00000000000000000
...ANSWER
Answered 2021-May-20 at 04:27When you view activity log in Azure portal, it calls 3 API endpoints.
The first one is Activity Logs - List:
QUESTION
For the prometheus deployment's ClusterRole I have
...ANSWER
Answered 2021-May-18 at 13:51Make sure that the /var/run/secrets/kubernetes.io/serviceaccount/token
file contains the correct token. To do so, you can enter into Prometheus pod with:
kubectl exec -it -n -- bash
and cat the token file. Then exit the pod and execute:
echo $(kubectl get secret -n -o jsonpath='{.data.token}') | base64 --decode
If the tokens match, you can try querying the Kubernetes API server with Postman or Insomnia to see if the rules you put in your ClusterRole
are correct. I suggest you to query both /proxy/metrics/cadvisor
and /proxy/metrics
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Install rbac
On a UNIX-like operating system, using your system’s package manager is easiest. However, the packaged Ruby version may not be the newest one. There is also an installer for Windows. Managers help you to switch between multiple Ruby versions on your system. Installers can be used to install a specific or multiple Ruby versions. Please refer ruby-lang.org for more information.
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