Load Balancer Single Blueprint

Here you will find all the code we used throughout the lab, as a single Blueprint. We also have the code hosted on GitHub, so click the link below if you'd prefer ta take a look at it there.

blueprints/HOL_200_CompleteLoadBalancer.yml at trunk · tuono/blueprintsGitHub

Load Balancer single Blueprint

#
# Tuono Hands-On Lab 
# HOL-200
#
---
location:
  region:
    hands-on-lab-region:
      aws: us-west-2
      azure: westus2
  folder:
    (( resource_group )):
      region: hands-on-lab-region


networking:
  network:
    vnet-walkthrough:
      range: 10.0.0.0/16
      scope: public

  subnet:
    subnet-walkthrough:
      range: 10.0.0.0/24
      network: vnet-walkthrough
      scope: public
      firewall: fw-external-access

  protocol:
    web-server:
      ports:
        - port: 22
          proto: tcp

  service:
    external-http:
      port: 80
      protocol: http
    internal-http:    # traffic for the web service internally
      port: 8080
      protocol: http  

  firewall:
    fw-external-access:
      rules:
        - protocols: web-server
          to: self
        - services : internal-http
          to: self

  balancer:
    hol-public-balancer:
      network: vnet-walkthrough
      scope: public
      routes:
       - from: external-http
         to: internal-http

compute:
  image:
    bionic:
      publisher: Canonical
      product: UbuntuServer
      sku: 18.04-LTS
      venue:
        aws:
          image_id: ami-04bb0cc469b2b81cc

  vm:
    webserver-(( count )):
      count: 2
      cores: 1
      memory: 1 GB
      image: bionic
      nics:
        external:
          ips:
            - private:
                type: dynamic
              public:
                type: dynamic
          firewall: fw-external-access
          subnet: subnet-walkthrough
          provides: internal-http
      configure:
        admin:
          username: (( admin_username ))
          public_key: (( admin_public_key ))
        userdata:
          type: cloud-init
          content: |
            #cloud-config
            package_upgrade: false
            packages:
              - nginx
            users:
              - name: (( admin_username ))
                groups:
                  - sudo
                sudo: ALL=(ALL) NOPASSWD:ALL
                ssh_authorized_keys:
                  - (( admin_public_key ))
            runcmd:
              - sudo su
              - echo '(( your_caption ))-webserver-((count))' > /var/www/html/index.nginx-debian.html
              - sed -i 's/listen 80 default_server;/listen 8080 default_server;/' /etc/nginx/sites-enabled/default
              - sed -i 's/listen \[\:\:\]\:80 default_server;/listen \[\:\:\]\:8080 default_server;/' /etc/nginx/sites-enabled/default
              - systemctl restart nginx

variables:
  admin_username:
    description: The username for the administrative user.
    type: string
    default: adminuser
  admin_public_key:
    description: The OpenSSH Public Key to use for administrative access.
    type: string
    default: ssh-rsa AAAAB3NzaC1yc2EAAAADAQABAAABgQDDummyDummyDummyDummyDummyDummyDummyDummyDummyDummyDummyDummyDummyDummyDummyDummyDummyDummyDummyDummyDummyDummyDummyDummyDummyDummyDummyDummyDummyDummyDummyDummyDummyDummyDummyDummyDummyDummyDummyDummyDummyDummyDummyDummyDummyDummyDummyDummyDummyDummyDummyDummyDummyDummyDummyDummyDummyDummyDummyDummyDummyDummyDummyDummyDummyDummyDummyDummyDummyDummyDummyDummyDummyDummyDummyDummyDummyDummyDummyDummyDummyDummyDummyDummyDummyDummyDummyDummyDummyDummyDummyDummyDummyDummyDummyDummyDummyDummyDummyDummyDummyDummyDu= [e-mail]
  your_caption:
    description: Web server message
    type: string
    default: "Congratulations on configuring a web server!"
  resource_group:
    description: Name of your dedicated Resource Group
    type: string