Linuxteaching
- How do I give access to an OpenShift project?
- How do I list namespaces in OpenShift?
- What is the difference between project and namespace in OpenShift?
- How do I add users to OpenShift?
- How do you check user roles in OpenShift?
- Is it possible to mount secrets to pods?
- How do you list all pods in OpenShift?
- How do you force delete a project in OpenShift?
- How do I get rid of OpenShift project?
- What is a project namespace?
- What is the difference between namespace and project?
- What are projects in OpenShift?
How do I give access to an OpenShift project?
To add another user with edit role to the project, so they can create and delete applications, you need to use the oc adm policy command. You must be in the project when you run this command. Replace <collaborator> with the name of the user as displayed by the oc whoami command when run by that user.
How do I list namespaces in OpenShift?
Using Annotations
- Open the OpenShift Web Console.
- Navigate to the desired deployment/daemon set and click Edit YAML. Inside the configuration YAML navigate to spec: > template: > metadata: > annotations: . If annotations: does not exist, then create an annotations: section underneath metadata: .
What is the difference between project and namespace in OpenShift?
A Kubernetes namespace provides a mechanism to scope resources in a cluster. In OpenShift, a project is a Kubernetes namespace with additional annotations. Namespaces provide a unique scope for: ... The ability to limit community resource consumption.
How do I add users to OpenShift?
Creating a User
- Create the user account depending on your identity provider. This can depend on the mappingmethod used as part of the identity provider configuration.
- Give the new user the desired role: # oc create clusterrolebinding <clusterrolebinding_name> \ --clusterrole=<role> --user=<user>
How do you check user roles in OpenShift?
Viewing cluster roles
To view the cluster roles and their associated rule sets: $ oc describe clusterrole. rbac Name: admin Labels: <none> Annotations: openshift.io/description=A user that has edit rights within the project and can change the project's membership.
Is it possible to mount secrets to pods?
Secrets can be mounted as data volumes or exposed as environment variables to be used by a container in a Pod. Secrets can also be used by other parts of the system, without being directly exposed to the Pod.
How do you list all pods in OpenShift?
Listing pods on a node in your cluster
- To list all or selected pods on one or more nodes: $ oc describe node <node1> <node2> For example: $ oc describe node ip-10-0-128-218.ec2.internal.
- To list all or selected pods on selected nodes: $ oc describe --selector=<node_selector> $ oc describe -l=<pod_selector> For example:
How do you force delete a project in OpenShift?
Force namespace removal - USE WITH CAUTION
- Confirm which namespace needs to be removed with oc get namespace.
- Create a temporary .json file: oc get namespace <failing namespace> -o json > tmp.json.
- Edit the file with your favorite text editor vim tmp.json. ...
- Your tmp.json file should look similar to this:
How do I get rid of OpenShift project?
You can delete a project by using the OpenShift Container Platform web console. If you do not have permissions to delete the project, the Delete Project option is not available. Navigate to Home → Projects. Locate the project that you want to delete from the list of projects.
What is a project namespace?
The project namespace or Wikipedia namespace is a namespace consisting of administration pages with information or discussion about Wikipedia. Pages in this namespace will always have the prefix Wikipedia:. They can also be reached by alias WP: or the standard (for any MediaWiki site) prefix Project:.
What is the difference between namespace and project?
A namespace is a Kubernetes concept that allows a virtual cluster within a cluster, which is useful for dividing the cluster into separate “virtual clusters” that each have their own access control and resource quotas. A project is a group of namespaces, and it is a concept introduced by Rancher.
What are projects in OpenShift?
In OpenShift Enterprise, projects are used to group and isolate related objects. As an administrator, you can give developers access to certain projects, allow them to create their own, and give them administrative rights within individual projects.
