Fix for Kubernetes Deployment Error using helm chart | Error: kubernetes cluster unreachable: exec plugin: invalid apiversion "client.authentication.k8s.io/v1alpha1"

 Error: kubernetes cluster unreachable: exec plugin: invalid apiversion "client.authentication.k8s.io/v1alpha1"

 

Root cause and fix:

Downgrading helm version to 3.8.2 would resolve the issue.

curl -L https://git.io/get_helm.sh | bash -s -- --version v3.8.2

How to Reset Jenkins Admin password | Jenkins admin password unlock | Forgotten Jenkins Admin Password | How to Recover Jenkins admin password

Let's say you have forgotten Jenkins admin password. How to reset or retrieve admin password? Here below are the steps for resetting Jenkins admin password:

1. Edit the Jenkins config.xml under /var/lib/jenkins to disable securityFlag by executing below command:

sudo vi /var/lib/jenkins/config.xml

you need to disable security to Jenkins by below change
2. Find this <useSecurity>true</useSecurity> and change it to <useSecurity>false</useSecurity>
3. Restart jenkins by below command:
sudo service jenkins restart
4. Access Jenkins now, click on Manage Jenkins, click on configure Global security 

5. click on Enable security 

6. Click on Jenkins Own user database option.

7. click on apply and save
8. Now click on Manage users, click on admin, click on configure

  9. Enter new password and apply/save

How to Install JFrog Artifactory on Ubuntu | Setup JFrog Artifactory on Ubuntu | Install JFrog Artifactory 7.X on Ubuntu 22.0.4

Artifactory is one of the popular binary repository managers. It is Java based open source tool, used for storing build artifacts and docker images.

Some of the key features of Artifactory:

• Supports 27 different package types including helm charts, docker images regardless of tech stack.
• A single source of truth for all your binaries
• Integration with all CICD tools
• role based authorization with teams to manage artifacts 
• you can create local, remote and virtual repositories

Artifactory can be integrated with many Continuous integration and Continuous delivery tools. Artifactory is mainly used by Ant, Maven and Gradle build tools. Let us see how to install Artifactory on Ubuntu 22.0.4 using Deb packages.

Pre-requisites:

• VM needs to have at least 4GB RAM, for AWS choose at least medium instance type.
• Default ports 8081 and 8082 needs to be opened. 8081 for Artifactory REST APIs. 8082 for everything else (UI, and all other product’s APIs).

Change Host Name to Artifactory
sudo hostnamectl set-hostname Artifactory

Update Ubuntu OS
sudo apt update

Add JFrog Artifactory APT repository

echo "deb https://releases.jfrog.io/artifactory/artifactory-debs xenial main" | sudo tee -a /etc/apt/sources.list.d/artifactory.list

Import repository GPG key by running the following commands

curl -fsSL  https://releases.jfrog.io/artifactory/api/gpg/key/public|sudo gpg --dearmor -o /etc/apt/trusted.gpg.d/artifactory.gpg

Update the package

sudo apt update

Install Artifactory
sudo apt install jfrog-artifactory-oss -y

The above message should confirm Artifactory have been successfully installed.
Now let us start Artifactory service.

Start Artifactory 
sudo systemctl start artifactory.service

Create symbolic link
sudo systemctl enable artifactory.service


Check whether Artifactory is running?
sudo systemctl status artifactory.service

Press q to quit 

You can also check the logs

sudo tail -f /var/opt/jfrog/artifactory/log/artifactory-service.log

Check if service is running locally on 8081 port

curl localhost:8081

Access Artifactory App
Go to browser and open public IP/DNS name along with port no:8081
http://your_public_dns_name:8081

You should see Artifactory welcome page, login with default username and password which is
admin/password

After Login, click on Get started. 

Now reset admin password. enter as Admin1234/Admin1234

Skip for base URL and skip proxy setup

 

Click Next, click on Finish

That's it! Artifactory is setup successfully.

How to Integrate Artifactory and Jenkins?
https://www.coachdevops.com/2020/04/integrate-artifactory-with-jenkins.html

You can watch the steps in details on our YouTube channel: