marathon config for ruby web app

ruby-webapp.json

{
  "id": "my-ruby-webapp",
  "container": {
    "type": "DOCKER",
    "docker": {
      "forcePullImage": true,
      "image": "boritzio/docker-github-rubyapp",
      "network": "BRIDGE",
      "portMappings": [
        { "containerPort": 80, "hostPort": 0, "servicePort": 31117, "protocol": "tcp" }
      ],
      "parameters": [
        { "key": "env", "value": "GITHUB_REPO=git@github.com:myco/my-repo.git" },
        { "key": "env", "value": "GIT_PATH=some-optional-subfolder" },
        { "key": "env", "value": "GIT_BRANCH=develop" },
        { "key": "env", "value": "DB_HOST=some-db-host" },
        { "key": "env", "value": "DB_PORT=5432" },
        { "key": "env", "value": "GITHUB_SSH_KEY=PUT_ESCAPED_KEY_HERE" }
      ]
    }    
  },
  "instances": 2,
  "cpus": 2,
  "mem": 4096,
  "healthChecks": [
    {
      "protocol": "HTTP",
      "portIndex": 0,
      "path": "/my_app_status",
      "gracePeriodSeconds": 300,
      "intervalSeconds": 5,
      "maxConsecutiveFailures": 3
    }
  ]
}