lifecycle-build-task.yml

<%
  resources={ 
    "cflinuxfs3" => "cloudfoundry/cnb:cflinuxfs3",
    "bionic" => "cloudfoundry/cnb:bionic",
    "tiny" => "cloudfoundry/cnb:tiny"
  }
%>
---
resources:
- name: git-lifecycle-build-task
  type: git
  icon: "github-circle"
  source:
    uri: https://github.com/bstick12/lifecycle-build-task

<%
resources.each do |key,value| 
values = value.split(":")
%>
- name: <%= value %>
  type: docker-image
  icon: "docker"
  source:
    repository: <%= values[0] %>
    tag: <%= values[1] %> 
<% end %>

<% resources.each do |key,value| %>
- name: lifecycle-build-task:<%= key %>
  type: docker-image
  icon: "docker"
  source:
    repository: bstick12/lifecycle-build-task
    tag: <%= key %> 
    username: ((docker-hub-username))
    password: ((docker-hub-password))
<% end %>

jobs:
<% resources.each do |key,value| %>
- name: build-<%= key %>
  plan:
  - get: git-lifecycle-build-task
    trigger: true
  - get: <%= value %>
    trigger: true
  - put: lifecycle-build-task:<%= key %>
    params:
      build: git-lifecycle-build-task
      build_args:
        BUILDER: <%= value %>
        DOCKER_USERNAME: ((docker-hub-username))
        DOCKER_PASSWORD: ((docker-hub-password))
<% end %>