Jenkins

Running Jenkins in a Docker Container

Replace <jenkins-container> with any name to identify your container

docker run -p 8080:8080 -p 50000:50000 -d --name <jenkins-container> -v /var/run/docker.sock:/var/run/docker.sock -v jenkins_home:/var/jenkins_home jenkins/jenkins:lts

Run Interactive shell in <jenkins-container>

docker exec -it --user root <jenkins-container> bash

Run the following within the interactive shell

curl https://get.docker.com/ > dockerinstall && chmod 777 dockerinstall && ./dockerinstall
chmod 666 /var/run/docker.sock
cat /var/jenkins_home/secrets/initialAdminPassword
# if doesn't exist jenkins must already have a session token stored, so just login at localhost:8080

open url: localhost:8080

If promted, click “Select Plugins to Install”

• Check the GitHub option
• Uncheck Ant and Gradle option (for faster installation only) [OPTIONAL]

Using Jenkins

1. Adding dockerhub Credentials

• Navigate to Jenkins server Dashboard
• Click your username
• Click credentials
• Under parent, click global
• Click add credentials
• Put username and user_id as your dockerhub_id
• Password is your dockerhub access token

2. Adding Docker Pipline

• Navigate to Jenkins server Dashboard
• Click "Manage Jenkins"
• Click "Plugins"
• Type "Docker"
• Check "Docker" and "Docker Pipeline"
• After installing, click "Go back to the top page" (This will allow you to run, without restarting jenkins)

3. Creating Pipeline job

• Navigate to Jenkins server Dashboard
• Click "New Item"
• Click "Pipline" and enter a name, then click "OK"
• Check GithHub
• Paste repository url
• Under Pipeline, select " ..with SCM"
• Then select "Git"
• Then add the branches, here */main
• Click "Apply" and Click "Save"

Kubernetes

1. Open Docker Desktop
2. Run the following Commands

minikube start
kubectl apply -f ./k8s
minikube addons enable ingress
minikube tunnel

Links

https://faun.pub/how-to-install-docker-in-jenkins-container-4c49ba40b373