concourse-lab

Setting up labs for concourse-ci with help of cloud-shell

Servers from cloud-shell and aws instance:

https://shell.cloud.google.com

Documentation help:

https://concoursetutorial.com
https://github.com/starkandwayne/concourse-tutorial
https://concourse-ci.org

Docker compose:

# wget https://raw.githubusercontent.com/starkandwayne/concourse-tutorial/master/docker-compose.yml
# cat docker-compose.yaml 
    ---
    version: "3"

    services:
      concourse-db:
        image: postgres
        environment:
          - POSTGRES_DB=concourse
          - POSTGRES_PASSWORD=concourse_pass
          - POSTGRES_USER=concourse_user
          - PGDATA=/database

      concourse:
        image: concourse/concourse
        command: quickstart
        privileged: true
        depends_on: [concourse-db]
        ports: ["8080:8080"]
        environment:
          - CONCOURSE_POSTGRES_HOST=concourse-db
          - CONCOURSE_POSTGRES_USER=concourse_user
          - CONCOURSE_POSTGRES_PASSWORD=concourse_pass
          - CONCOURSE_POSTGRES_DATABASE=concourse
          - CONCOURSE_EXTERNAL_URL=https://<fqdn-address>
          - CONCOURSE_ADD_LOCAL_USER=admin:admin
          - CONCOURSE_MAIN_TEAM_LOCAL_USER=admin
          - CONCOURSE_GARDEN_DNS_PROXY_ENABLE=true
          - CONCOURSE_WORKER_GARDEN_DNS_PROXY_ENABLE=true
# docker-compose up -d

Download fly

curl 'http://localhost:8080/api/v1/cli?arch=amd64&platform=linux' -o fly   
sudo chmod +x ./fly
sudo mv ./fly /usr/local/bin/

Configure fly

#cat ~/.flyrc 

  targets:
  tutorial:
     api: http://localhost:8080
     team: main
     token:
        type: bearer
        value: <*token-id*>

Sample project

pipeline.yaml
---
resources:
- name: concourse-tutorial
    type: git
    source:
    uri: https://github.com/vinothsundararajan/concourse-lab.git
    branch: main
jobs:
- name: maven-build-project
    public: true
    plan:
    - get: concourse-tutorial
    - task: pull-mvn-build
        config:
        platform: linux
        image_resource:
            type: registry-image
            source: 
            repository: maven
            tag: latest
        inputs:
            - name: concourse-tutorial
        outputs:
            - name: concourse-app-output
        run:
            path: concourse-tutorial/ci/mvn.sh
            args: ["vinothsundararajan"]
mvn.sh

#!/bin/sh
set -xe 
echo  -e "INFO: This script to execute maven build , compile and package  process by $1"
sleep 5
if [ $? -eq 0 ]; then
  echo -e "INFO: Maven clean process just begins.."
  disk_usage=$(df -hT /)
  ls -l 
  echo  -e "INFO: maven building in $(hostname) container at $(pwd)"
  cd concourse-tutorial
  mvn clean
  if [ "$?" -eq 0 ]; then
    mvn install ; 
    if [ "$?" -eq 0 ]; then
      echo  -e "INFO: Maven clean and install successfully."
      mvn package ;
      cp target/my-app-*.jar ../concourse-app-output/my-app.jar
    fi
  fi
fi
sleep 5

Docker image repository:

registry-image

Execute executor.sh and fly command configured:

 bash ./executor.sh