COSCUP 2017 - Infrastructure As Code

This repository is for demonstrate below items:

• Jenkins: Pipeline As Code
• Terraform: Infrastructure As Code (Wait For DevOpsDays Taipei 2017)
• CM: Provision As Code
• Packer: Image As Code
• Docker: Server As Code
• Kubernetes: Orchestration As Code
• Hubot: Chat As Code

There are three modules need to be setup...

Prerequisite

• Linux Based Machine
• Slack Account
• Docker
• DockerHub Account

Kubernetes (power by minikube)

• Follow official document to install minikube

• Follow official document to install kubectl

• Within this repository to start minikube with below command

   # Specific VM driver by --vm-driver flag if needed, VM driver is one of: [virtualbox xhyve vmwarefusion] (default "virtualbox")
   
   ~$ minikube start
   
   ...
   Starting local Kubernetes v1.6.4 cluster...
   Starting VM...
   Moving files into cluster...
   Setting up certs...
   Starting cluster components...
   Connecting to cluster...
   Setting up kubeconfig...
   Kubectl is now configured to use the cluster.
  

• There should be a file named kubeconfig is generated, kubectl use this file to communicate with minikube

Jenkins (power by container)

• Within this repository, get minikube master endpoint & bearer token by kubectl

   ~$ kubectl cluster-info
   
   Kubernetes master is running at https://192.168.64.2:8443
   
   ~$ KUBERNETES_TOKEN=$(kubectl describe secret $(kubectl get secrets | grep default | cut -f1 -d ' ') | grep -E '^token' | cut -f2 -d':' | tr -d '\t')
  

• Export minikube master endpoint & bearer token

   export KUBERNETES_ENDPOINT="192.168.64.2:8443"
   export KUBERNETES_TOKEN=$KUBERNETES_TOKEN
  

• Export dockerhub username and password

   export DOCKERHUB_USERNAME="XXXXXX"
   export DOCKERHUB_PASSWORD="XXXXXX"
  

• Execute below command to launch Jenkins

   ~$ ./jenkins.container
   
   Pull the image: jenkins/jenkins:lts
   lts: Pulling from jenkins/jenkins
   Digest: sha256:00d924e51f89ee01cf4b11ebedb92148976c3ac03f5cdc717ccf49852e1d7893
   Status: Image is up to date for jenkins/jenkins:lts
   
   Starting Docker container: jenkins/jenkins:lts
   Container ID: jenkins-1501424671
   1638d5ffc3c25f0a62e737e5b1c8090a2028c2d3dd9cd613a24873022dc93327
  

• Visit http://127.0.0.1 from the browser after several minutes

• Login Jenkins by below account and password
  

  • Admin Account : coscup
    
  • Admin Password : coscup

Hubot (power by local)

• Install necessary npm package

   ~$ npm install -g hubot coffee-script yo generator-hubot
  

• GET the Hubot Slack token here, then export it

   ~$ export HUBOT_SLACK_TOKEN="**************"
  

• Export jenkins information

   ~$ export HUBOT_JENKINS_URL="http://127.0.0.1"
  ~$ export HUBOT_JENKINS_AUTH="coscup:coscup"
  

• Execute below command to launch hubbot in local

   ~$ cd hubot_home
   ~$ ./bin/hubot --adapter slack