Vagrant command

# start
- vagrant up

# remote to mgr1
- vagrant ssh mgr1

# destroy
- vagrant destroy

Start jenkins

docker run \
--name jenkins \
-e JNLP_PROTOCOL_OPTS=-Dorg.jenkinsci.remoting.engine.JnlpProtocol3.disabled=false \
-v /mnt/sda1/jenkins_home:/var/jenkins_home \
-v /var/run/docker.sock:/var/run/docker.sock \
-p 8080:8080 \
-p 50000:50000 \
-d --user root \
jenkinsci/blueocean

Jenkins agent node

docker run --name deploy \
-v /var/run/docker.sock:/var/run/docker.sock \
-d \
adriagalin/jenkins-jnlp-slave \
-url <url> <token> <node name>

Jenkinsfile

pipeline {
    agent any
    environment {
        APP_NAME = "test app name"
        IMAGE_NAME = "registry.gitlab.com/sommai.k/simple"
    }
    stages {
        stage("Build") {
            steps {
                sh "docker build -t ${env.IMAGE_NAME}:${env.BUILD_NUMBER} ."
            }
        }
        stage("Package") {
            steps {
                withCredentials(
                [usernamePassword(
                    credentialsId: 'gitlab-id',
                    passwordVariable: 'gitlabPassword',
                    usernameVariable: 'gitlabUser'
                )]
            ){
                sh "docker login -u ${env.gitlabUser} -p ${env.gitlabPassword} registry.gitlab.com"
                sh "docker push ${env.IMAGE_NAME}:${env.BUILD_NUMBER}"
            }
            }
        }
        stage('Deploy') {
          steps {
              script {
                  try {
                    sh "docker service update simple --with-registry-auth --image ${env.IMAGE_NAME}:${env.BUILD_NUMBER}"
                    sh "echo update service"
                  } catch (e){
                    sh "docker service create --with-registry-auth --name simple -p 80:80 ${env.IMAGE_NAME}:${env.BUILD_NUMBER}"
                    sh "echo create service"
                  }
              }
          }
       }
    }
}

Gafana

git clone https://github.com/stefanprodan/swarmprom.git
cd swarmprom
docker stack deploy -c docker-compose.yml mon

Create K8s Secret

kubectl create secret docker-registry regcred --docker-server=<your-registry-server> --docker-username=<your-name> --docker-password=<your-pword> --docker-email=<your-email>

apiVersion: networking.k8s.io/v1
kind: Ingress
metadata:
  name: http-ingress
  annotations:
    nginx.ingress.kubernetes.io/enable-cors: "true"
spec:
  rules:
    - http:
        paths:
          - path: /
            pathType: Prefix
            backend:
              service:
                name: my-react-app
                port:
                  number: 9090